Abstract: A self-locking drive and a linear actuator. The self-locking drive disclosed includes a housing and a drive shaft for outputting a driving force, an endcap being provided at an end portion of the housing, a self-locking mechanism configured to apply a self-locking force to the drive shaft being provided in the endcap; the self-locking mechanism includes a friction seat sleeved over the drive shaft and rotatable synchronously with the drive shaft, and a friction ring mounted in the endcap and secured to the endcap, the friction seat being interference-fitted with the friction ring to enable two-way self-locking to the drive shaft.

Abstract: An operator for controlling electrically adjustable furniture includes a housing and an actuation panel movably supported in the housing to form a cover body. A circuit board is provided in the housing, and a main control unit for detecting an actuation signal is provided on the circuit board. A first switch for generating a first actuation signal and a second switch for generating a second actuation signal are provided between the actuation panel and the main control unit, and a third switch for generating a third actuation signal is provided between a bottom wall of the housing and the main control unit. The main control unit issues a first command when simultaneously detecting the first actuation signal and the second actuation signal, and the main control unit issues a second command when simultaneously detecting the first actuation signal, the second actuation signal, and the third actuation signal.

Abstract: The present disclosure provides a multifunctional hand controller for height-adjustable furniture, and belongs to the technical field of control equipment for electric furniture. The multifunctional hand controller includes a shell. The shell is fixed on the furniture. Switches for controlling the furniture are installed on the shell. The switches include a first switch and a second switch. The first switch is a rotary switch. The rotary switch rotates relative to the shell to generate a first control instruction for controlling the furniture.

Abstract: A one-way self-locking actuator, including: a housing, a one-way self-locking device, and a motor shaft at least one end of which extends out of the housing; the one-way self-locking device includes a pin rod, and a friction cap which is disposed outside the housing and sleeved over the motor shaft; an arc-shaped groove extending helically about an axial direction of the motor shaft is provided on a side wall of the friction cap; the pin rod rotates synchronously with the motor shaft and is sliding-fitted with the arc-shaped groove; the motor shaft brings the pin rod to rotate such that the friction cap is driven by the pin rod to move axially; the friction cap moves axially to contact the housing, whereby friction self-locking or detachment is enabled.

Abstract: An electric actuator having a hand-screw release device, including: housing, drive motor, transmission assembly, rotary screw rod and driving nut, and further including: clutch device configured to engage or disengage power transmission between the transmission assembly and the rotary screw rod; a self-locking device configured to produce a friction resistance against the rotary screw rod when the rotary screw rod rotates reversely; and a hand-screw release device including a release rotary knob, the first driving member being connected to the clutch device, the second driving member being configured to connect the self-locking device, and the release rotary knob being turned to present an initial state and a completely released state, wherein in the course of switching from the initial state to the completely released state, the first driving member activates the clutch device to disengage the power connection, and the second driving member activates the release torsion spring to release.

Abstract: Disclosed is a grease-isolating structure for storing a circuit board, the structure being disposed in an outer tube of a solar actuator, in the outer tube being further provided the circuit board, a through-hole running axially through the outer tube being provided for the outer tube, wherein a cavity for storing the circuit board is provided on a wall of the outer tube, the cavity and the through-hole being isolated from each other. Further disclosed is a solar actuator in which the circuit board storage structure is provided.

Abstract: Disclosed is a filler piece mounting assembly for a lifting column. The lifting column includes a first casing and a second casing sliding in the first casing. The filler piece mounting assembly includes a resilient filler piece and a fixed frame for fixing the resilient filler piece. The resilient filler piece is disposed outside an outer wall of the second casing and axially fixed relative to the first casing. The fixed frame is disposed at a front end of the first casing and moves relative to the first casing. A first inclined surface is disposed on an outside of the resilient filler piece. The fixed frame includes an extrusion part for extruding the first inclined surface, and the extrusion part extrudes the first inclined surface to radially deform the resilient filler piece to adjust a clearance between the resilient filler piece and the second casing.

Abstract: Disclosed is a multi-communication height adjustable desk system including a lifting column for adjusting lifting of a desk top, a drive motor for driving lifting of the lifting column, a controller for sending drive instruction to the drive motor and a manual controller for sending control instruction to the controller. It further includes an intelligent terminal stored with set height of the height adjustable desk. Manual controller includes a first communication module for communicating with the intelligent terminal. Manual controller receives authentication instruction sent by the intelligent terminal through the first communication module. After authentication instruction is verified, first communication module receives set height data of the height adjustable desk sent by intelligent terminal and sends control instruction to controller according to set height data of the height adjustable desk.

Abstract: The present disclosure provides a multifunctional hand controller for height-adjustable furniture, and belongs to the technical field of control equipment for electric furniture. The multifunctional hand controller includes a shell. The shell is fixed on the furniture. Switches for controlling the furniture are installed on the shell. The switches include a first switch and a second switch. The first switch is a rotary switch. The rotary switch rotates relative to the shell to generate a first control instruction for controlling the furniture. The second switch is a joystick switch. The joystick switch swings relative to the shell to generate a second control instruction for controlling the furniture.

Abstract: Disclosed is a linear actuator, including a housing, a drive worm, a rotating screw and a drive nut. The drive worm drives the rotating screw to rotate. The rotating screw rotates to drive the drive nut to move axially along the rotating screw. A clutch means is arranged between the drive worm and the rotating screw. The clutch means includes a coupling gear sleeve axially movable relative to the rotating screw. The rotating screw is sleeved with an axial limiting sleeve. The axial limiting sleeve and the housing are abutted axially. The axial limiting sleeve and the rotating screw maintain alignment in an axial direction. When the rotating screw is subjected to an axial load, the rotating screw transmits axial force to the housing through the axial limiting sleeve, and the axial force is not transmitted between the coupling gear sleeve and the axial limiting sleeve in the axial direction.

Abstract: A continuously variable speed controller comprises an operating unit, an operation detector coupled to the operating unit to detect a continuous variation of an action of the operating unit, an information processor electrically connected to the operation detector to obtain a corresponding motor speed variation quantity based on a detection result from the operation detector, and a motor controller electrically connected to the information processor to receive the motor speed variation quantity and adjust a speed of the motor continuously based on the motor speed variation quantity. As such, speed control becomes more intuitive, and can achieve stepless speed change, while no need to set the speed switch to occupy the control and detection ports, simplifying structure of the product.

Abstract: Disclosed is a linear actuator, including a drive motor, a transmission assembly, a rotary screw, a transmission nut, a clutch device, a self-locking device and a hand-pull release assembly. The clutch device is arranged between the transmission assembly and the rotary screw. The self-locking device is configured to generate frictional resistance to the rotary screw when the rotary screw rotates reversely, and the self-locking device includes a release torsion spring. The hand-pull release assembly includes a first driving member connected with the clutch device and a second driving member connected with the self-locking device, and has an initial state and a fully released state. During the process from the initial state to the fully released state, the first driving member drives the clutch device to disconnect power, and the second driving member drives the release torsion spring to extend.

Abstract: A desktop lifting platform includes a lifting column, a desktop, a base, a controller, and a manipulator, wherein the base is placed on a work platform like a desk; the lifting column includes a drive motor; the controller includes a main control unit (MCU) and a motor-driving circuit, the output end of the MCU is connected to the motor-driving circuit; the desktop lifting platform includes a sensing unit adaptable for detecting or sensing whether the desktop lifting platform hits an obstacle or tilts, such that when sensing that the desktop lifting platform hits the obstacle or the tilts, the sensing unit emits a signal to the controller for controlling the lifting column to stop lifting.

Abstract: Disclosed is an electric height adjustable folding table, including: a table stand, the table stand including a crossbeam, two ends of the crossbeam being respectively mounted with an electric height adjustable upright; wherein a positioning elongated slot is provided on the crossbeam, and the electric height adjustable upright includes a positioning axle via which the electric height adjustable upright performs rotative and sliding movements in the positioning elongated slot; and when the electric height adjustable upright is at a first position, the positioning axle is at a proximal end of the positioning elongated slot and maintains a spread-out angle with respect to the crossbeam; and when the electric height adjustable upright is at a second position, the positioning axle slides to a distal end of the positioning elongated slot, and meanwhile the positioning axle rotates in the positioning elongated slot towards the center of the crossbeam, thereby implementing folded reception.

Abstract: Disclosed is an assembly-friendly table frame, which relates to the field of lift tables. The table frame includes an upright and a base stand mounted to the underside of the upright; one of the base stand or the upright is securely coupled with a connecting member, and the other thereof is provided with a locking bump; the connecting member includes an insert-fitting rail and a locking slot provided in the insert-fitting rail; the locking bump is sequentially inserted into the insert rail and slid to be snapped into the locking slot; the table frame further includes an ejector member configured to eject the locking bump out of the locking slot. Further disclosed is a table applying the table frame. An advantage of the present disclosure lies in enhancing convenience of assembly and disassembly between the upright and the base stand.

Abstract: A lifting column includes a drive unit, a lifting tube, and a transmission assembly. The lifting tube includes a first tube, a second tube, a third tube, a fourth tube, and a fifth tube. The transmission assembly includes a first screw rod, a second screw rod, a third screw rod, and a fourth screw rod. The drive unit is in transmission fit with the first screw rod and drives the first screw rod to rotate. A lower end of the second screw rod has a first nut in transmission with the first screw rod, a lower end of the third screw rod has a second nut in transmission with the second screw rod, a lower end of the fourth screw rod has a third nut in transmission with the third screw rod, and a lower end of the first tube has a fourth nut in transmission with the fourth screw rod.

Abstract: Disclosed are a two-dimensional code based communication method, a two-dimensional code based communication apparatus, and a two-dimensional code based lift desk, wherein the communication method comprises: acquiring, by a controller, address information of a communication module, and transmitting the address information, together with product information, to a displaying module; generating, by the displaying module, a two-dimensional code based on the address information and the product information, and displaying, by the displaying module, the two-dimensional code; and scanning, by a smart terminal, the displayed two-dimensional code to establish communication with the communication module.

Abstract: Disclosed is a hindered-to-flip-up structure for a desktop lifting platform, wherein the desktop lifting platform includes a lifting column, and a supporting plate that rises or descends with the lifting column; the hindered-to-flip-up structure is disposed on the supporting plate; the supporting plate includes a fixing plate and a flip plate in rotatable connection with the fixing plate; a limiting device is provided on the supporting plate; when the flip plate rotates downwardly, the limiting device limits the flip plate from downward rotation; the flip plate is free to rotate upwardly. Further disclosed is a desktop lifting platform adopting the hindered-to-flip-up structure. The disclosures offer advantages of better protecting the desktop lifting platform and protecting items on the desk from being excessively crushed and crashed. The disclosures are mainly placed on a work platform such as a desk.

Abstract: A transmission assembly includes a hollow spindle, an outer wall of which is provided with an outer thread; a transmission worm disposed in the hollow spindle; a first transmission nut which is thread-fitted with the transmission worm, wherein the hollow spindle is rotatably positioned relative to the first transmission nut in an axial direction, and an external portion of the first transmission nut is provided with a locking structure for limiting the first transmission nut from rotating; a second transmission nut which is thread-fitted with the hollow spindle; a bushing which is bushed outside of the hollow spindle, the second transmission nut being fixedly connected with the bushing; and a guide tube which is rotatably limited in the bushing.

Abstract: A controller for a lifting platform and a lifting platform are provided. The lifting platform includes a lateral beam and actuators, two actuators being provided and respectively disposed at two ends of the lateral beam. The controller includes a control box and a circuit board provided in the control box. The circuit board is connected with the actuators via wires, and a backside of the control box is connected to the lateral bean. Openings facilitating connection between the wire and the circuit board are arranged on the control box, and at least one of the openings is provided at a frontside of the control box.