Abstract: A flat wire stator which includes an iron core and a flat wire winding; the flat wire winding includes a first phase winding, the first phase winding includes a plurality of coils, the plurality of coils are distributed in rotational symmetry around an axis of the iron core, the coils are wound in a portion of iron core slots in the plurality of iron core slots, and first ends and second ends of the coils are located at the same end of the iron core; and the plurality of coils are connected in series in sequence, the first end of each coil is connected to the first end of one coil of two coils adjacent to the coil, and the second end of the each coil is connected to the second end of the other coil of the two coils adjacent to the one coil.

Abstract: The present invention belongs to the field of machine vision system technologies, and discloses a target unit of a machine vision system, a target assembly and a machine vision system, the target unit including a protective plate, a light absorbing layer and a light reflecting layer. The protective plate includes a connection surface. The light reflecting layer is connected to the light absorbing layer, one of the light absorbing layer and the light reflecting layer includes a preset pattern and is connected to the protective plate through the connection surface, and a surface that is of the other of the light absorbing layer and the light reflecting layer and that faces away from the protective plate is an outer surface of the target unit.

Abstract: A vehicle detection system includes a support, machine vision modules, a failure sensor, and a controller. Each machine vision module includes image acquisition devices each including s an image acquisition sensor for obtaining related parameters of hardware to be detected of a vehicle. The failure sensor is used for acquiring position change information of the image acquisition sensor and outputting a motion parameter signal comprising the position change information. The controller is used for determining, according to the motion parameter signal, whether the position of the image acquisition sensor needs to be calibrated. In the using process of the vehicle detection system, the controller can determine in real time whether the position of the image acquisition sensor needs to be calibrated, so as to avoid a miscorrection caused by detecting and correcting the vehicle without precalibration after the measurement and calculation precision of the vehicle detection system is reduced.

Abstract: An oil-cooled motor includes a casing, a rotor, and a stator. The casing is internally provided with an accommodating cavity. The rotor and the stator are accommodated in the accommodating cavity. The stator includes a stator core coaxially surrounding an outer side of the rotor. The stator core includes a first oil cooling channel, a second oil cooling channel, and a first end and a second end in an axial direction of the rotor. The first oil cooling channel penetrates the stator core from the first end to the second end, forming a first oil inlet in the first end and forming a first oil outlet in the second end. The second oil cooling channel penetrates the stator core from the first end to the second end, forming a second oil inlet in the second end and forming a second oil outlet in the first end.

Abstract: A three-dimensional target, a wheel positioning system, and a wheel positioning method are provided. The three-dimensional target includes a base body. The base body is provided with at least three target surfaces which are all in different planes. Each of the at least three target surfaces is provided with target elements. Each of the at least three target surfaces is used for wheel positioning. Two of the at least three target surfaces form a group of calculation units, and the spatial position relationship between the target elements of at least two groups of calculation units is used for determining the position of a wheel. By using two target surfaces as a group, the at least three target surfaces can be configured into multiple groups, and calibration is performed according to the multiple target surfaces; thus, the accuracy of calibration calculation is improved.

Abstract: A line tube adapter assembly and an endoscope. The line tube adapter assembly comprises: a housing 100 formed with an accommodation cavity 111; a connector 200 comprising a base 210 and a transmission line 220, the base 200 being accommodated in the accommodation cavity 111, and the transmission line 220 being connected to one end of the base 210; a line storage device 300 accommodated in the accommodation cavity 111, the line storage device 300 being formed with an accommodation space 310, and the accommodation space 310 being configured to accommodate part of the transmission line 222; and a line tube 400 arranged at the end of the line storage device 300 away from the base 210, the line tube 400 being connected to the housing 100.

Abstract: A vehicle measurement apparatus, includes a base module, a column module, and a crossbeam module, the column module being mounted on the base module, and the crossbeam module comprising a crossbeam, an adjustment mechanism and a fine-adjustment mechanism, wherein one end of the fine-adjustment mechanism is mounted on the column module, and the other end of the fine-adjustment mechanism is mounted on the adjustment mechanism; the crossbeam is mounted on the adjustment mechanism; the adjustment mechanism is configured to adjust the position of the crossbeam relative to the column module; and the fine-adjustment mechanism is configured to adjust the position of the adjustment mechanism relative to the column module. With the above structure, during the adjustment process, a user can adjust the position of the crossbeam only by means of the fine-adjustment mechanism and the adjustment mechanism.

Abstract: A vehicle measurement device includes a base module, a column module, a cross beam module, and a camera assembly. The column module includes a fixed column, a movable column assembly, and a drive assembly. The fixed column is connected to the base module. The movable column assembly is mounted on the fixed column. The movable column assembly is connected to the drive assembly. The drive assembly is used for driving the movable column assembly to lift or lower relative to the fixed column. The cross beam module is supported by the movable column assembly. The cross beam module is used for supporting a calibration element. The camera assembly is mounted on the cross beam module. The camera assembly is used for capturing wheel information of a vehicle. By means of the structure, the vehicle measurement device can not only calibrate an ADAS, but also perform four-wheel positioning.

Abstract: An alignment target includes: a target plate, the target plate being provided with a position indication pattern configured for indicating position information of the alignment target; a flexible protective member, the flexible protective member being arranged around the periphery of the target plate; and a housing, the housing comprising a main body portion and a frame arranged around the periphery of the main body portion, the frame enclosing an accommodating space, the target plate and the flexible protective member being disposed in the accommodating space, the flexible protective member being located between the target plate and the housing, and configured for buffering an interaction force between the housing and target plate. In this way, according to the embodiments of the present invention, the problem of deformation or even breakage of the target due to vibration, collision or falling is avoided, and the service life of a product is prolonged.

Abstract: A stator includes a stator core and a stator winding. The stator core includes a plurality of stator teeth and a core oil passage extending in an axial direction. The stator winding is wound on the stator teeth, and a projection of the stator winding and a projection of the core oil passage in the axial direction of the stator are overlapped. The core oil passage includes a spiral first oil passage section, the stator core includes first and second laminations stacked with each other, the first and second laminations have first and second oil holes both passing through the respective laminations along the axial direction, respectively, the first and second oil holes are staggered in a peripheral direction and in partial communication with each other, and at least one first lamination is adjacent to at least one second lamination to define the first oil passage section.

Abstract: A stator for a motor includes a stator core of a hollow columnar structure. The stator core includes a first end and a second end in an axial direction. The stator core defines a first oil cooling channel and a second oil cooling channel through in the axial direction. The first oil cooling channel has a first oil inlet at the first end and a first oil outlet at the second end. The second oil cooling channel has a second oil outlet at the first end and a second oil inlet at the second end. At the first end, the first oil inlet and the second oil outlet are arranged along a circumferential direction of the stator core and located on a same circumference centered around an axis of the stator core.

Abstract: An oil-cooled motor includes a casing, a rotor, and a stator. The casing is internally provided with an accommodating cavity. The rotor and the stator are accommodated in the accommodating cavity. The stator includes a stator core coaxially surrounding an outer side of the rotor. The stator core includes a first oil cooling channel, a second oil cooling channel, and a first end and a second end in an axial direction of the rotor. The first oil cooling channel penetrates the stator core from the first end to the second end, forming a first oil inlet in the first end and forming a first oil outlet in the second end. The second oil cooling channel penetrates the stator core from the first end to the second end, forming a second oil inlet in the second end and forming a second oil outlet in the first end.

Abstract: A flat wire stator which includes an iron core and a flat wire winding; the flat wire winding includes a first phase winding, the first phase winding includes a plurality of coils, the plurality of coils are distributed in rotational symmetry around an axis of the iron core, the coils are wound in a portion of iron core slots in the plurality of iron core slots, and first ends and second ends of the coils are located at the same end of the iron core; and the plurality of coils are connected in series in sequence, the first end of each coil is connected to the first end of one coil of two coils adjacent to the coil, and the second end of the each coil is connected to the second end of the other coil of the two coils adjacent to the one coil.

Abstract: A camera assembly for a wheel positioning system includes a base body and a camera main body. The base body is provided with target surfaces which are not in the same plane and are not in the same plane as that of a lens in the camera main body. The target surfaces are respectively provided with target elements, the spatial positional relationship between the target element and the camera main body is known, and the geometric characteristics of the target element are known. Therefore, the position of the camera main body can be determined by acquiring the positions of the target surfaces, and the positions of cameras on two sides of a vehicle can be indirectly determined without using a sensor or a preset camera fixing structure, thereby improving the measurement accuracy of calibration calculation.

Abstract: A vehicle detection system includes a support, machine vision modules, a failure sensor, and a controller. Each machine vision module includes image acquisition devices each including s an image acquisition sensor for obtaining related parameters of hardware to be detected of a vehicle. The failure sensor is used for acquiring position change information of the image acquisition sensor and outputting a motion parameter signal comprising the position change information. The controller is used for determining, according to the motion parameter signal, whether the position of the image acquisition sensor needs to be calibrated. In the using process of the vehicle detection system, the controller can determine in real time whether the position of the image acquisition sensor needs to be calibrated, so as to avoid a miscorrection caused by detecting and correcting the vehicle without precalibration after the measurement and calculation precision of the vehicle detection system is reduced.

Abstract: A three-dimensional target, a wheel positioning system, and a wheel positioning method are provided. The three-dimensional target includes a base body. The base body is provided with at least three target surfaces which are all in different planes. Each of the at least three target surfaces is provided with target elements. Each of the at least three target surfaces is used for wheel positioning. Two of the at least three target surfaces form a group of calculation units, and the spatial position relationship between the target elements of at least two groups of calculation units is used for determining the position of a wheel. By using two target surfaces as a group, the at least three target surfaces can be configured into multiple groups, and calibration is performed according to the multiple target surfaces; thus, the accuracy of calibration calculation is improved.

Abstract: A damper for energy dissipation, including a core plate, at least four restrain plates and at least four connecting plates. The connecting plates are provided on two ends of the core plate, and the restrain plates are provided on middle of the core plate. The core plate is provided with a first hole, a second hole and a third hole. The connecting plate includes a first plate body and a second plate body connected with an end thereof. A first fastener passes through the first hole to connect the first plate body with the core plate. A second fastener passes through the second hole to connect the second plate body with the core plate. A third fastener passes through the third hole to connect the restrain plate with the core plate. The second plate body is located between two restrain plates.

Abstract: A line tube adapter assembly and an endoscope. The line tube adapter assembly comprises: a housing 100 formed with an accommodation cavity 111; a connector 200 comprising a base 210 and a transmission line 220, the base 200 being accommodated in the accommodation cavity 111, and the transmission line 220 being connected to one end of the base 210; a line storage device 300 accommodated in the accommodation cavity 111, the line storage device 300 being formed with an accommodation space 310, and the accommodation space 310 being configured to accommodate part of the transmission line 222; and a line tube 400 arranged at the end of the line storage device 300 away from the base 210, the line tube 400 being connected to the housing 100.

Abstract: The present invention belongs to the field of machine vision system technologies, and discloses a target unit of a machine vision system, a target assembly and a machine vision system, the target unit including a protective plate, a light absorbing layer and a light reflecting layer. The protective plate includes a connection surface. The light reflecting layer is connected to the light absorbing layer, one of the light absorbing layer and the light reflecting layer includes a preset pattern and is connected to the protective plate through the connection surface, and a surface that is of the other of the light absorbing layer and the light reflecting layer and that faces away from the protective plate is an outer surface of the target unit.

Abstract: Disclosed is an unloading apparatus, which includes: an insert plate forming a loading space, a bottom plate configured for lifting up and down relative to the insert plate, a lifting device, an unloading plate and a frame plate. The lifting device is connected to the bottom plate, when the lifting device is in an extended state, the lifting device drives the bottom plate to rise as a whole to achieve the lifting function; an angle is formed between the bottom plate and the frame plate.