Abstract: An imaging catheter, a tip, a tube body and a medical device, relating to the field of medical instruments, where the imaging catheter includes a tube body and a tip, the tube body includes a first shuttling wall and a second shuttling wall, a first lumen is formed between the first shuttling wall and the second shuttling wall, the tip includes a first mounting wall and a second mounting wall, and a second lumen is formed between the first mounting wall and the second mounting wall. The second lumen is communicated with the first lumen, and a proximal end of the first mounting wall corresponds between the first shuttling wall and the second shuttling wall. A radial distance between a point m and a point n is a, and an inner diameter of the first lumen is b, where a?b.

Abstract: An air cooking device includes a main unit and a drawer structure, wherein the main unit is provided with an internal cavity, and the drawer structure includes a drawer panel and a frying bucket fixed on the back side of the drawer panel. The drawer structure can be pushed into the cavity to perform the operation of air frying cooking. The main unit includes a top wall above the cavity, and the air cooking device also includes a sealing element, with the sealing element being provided between a mouth portion of the frying bucket and the top wall of the cavity to prevent oil fumes in the frying bucket from escaping between an edge of the mouth portion of the frying bucket and the top wall of the cavity.

Abstract: An electric pressure cooker comprises a body having outer pot and inner pot received therein and a lid covering the cooker body. The outer pot and the lid comprise matching teeth for lockingly engagement upon rotating the lid into closure. The cooker body comprises a pair of cooker handles extending outwardly from a sidewall thereof. The cooker handle comprises handgrip portion. The inner pot comprises inner pot body and a pair of inner pot handles connected thereto. The handgrip portion extends to align with or beyond the inner pot handle, so that a user holding the cooker handles will avoid gripping the inner pot handles. A vertical gap between the inner pot handle and the handgrip portion allows hand access. When the user is reaching for the inner pot handle the fingers will contact the cooker handle, thereby avoiding mistakenly gripping the cooker handle.

Abstract: A display substrate and a display device are disclosed, and the display substrate has a plurality of sub-pixels, and includes a base substrate, a driving circuit layer, a pixel definition layer and a light-emitting device layer, and a black matrix layer. Each sub-pixel includes a pixel driving circuit in the driving circuit layer and a light-emitting device in the light-emitting device layer. The black matrix layer includes a plurality of first light-transmitting openings respectively exposing the light-emitting devices of the plurality of sub-pixels in a direction perpendicular to a surface of the base substrate. The pixel definition layer includes a plurality of sub-pixel openings, at least part of the plurality of sub-pixel openings are in one-to-one correspondence with and at least partially overlapped with the plurality of first light-transmitting openings, and at least one of the plurality of first light-transmitting openings has an arc-shaped edge.

Abstract: A display substrate and a display device are provided, the display substrate has a plurality of sub-pixels arranged in an array, and includes a base substrate, a driving circuit layer, a pixel definition layer, a light-emitting device layer, and a black matrix layer, each of the plurality of sub-pixels includes a pixel driving circuit in the driving circuit layer and a light-emitting device in the light-emitting device layer, the pixel definition layer includes a plurality of sub-pixel openings, the light-emitting device includes a first electrode layer, a light-emitting material layer, and a second electrode layer, the plurality of sub-pixel openings respectively expose first electrode layers of light-emitting devices of the plurality of sub-pixels; the black matrix layer includes a plurality of first light-transmitting openings respectively exposing the light-emitting devices of the plurality of sub-pixels, and at least one of the plurality of first light-transmitting openings has an arc-shaped edge.

Abstract: A display substrate and a display device are disclosed, and the display substrate has a plurality of sub-pixels, and includes a base substrate, a driving circuit layer, a pixel definition layer and a light-emitting device layer, and a black matrix layer. Each sub-pixel includes a pixel driving circuit in the driving circuit layer and a light-emitting device in the light-emitting device layer. The black matrix layer includes a plurality of first light-transmitting openings respectively exposing the light-emitting devices of the plurality of sub-pixels in a direction perpendicular to a surface of the base substrate. The pixel definition layer includes a plurality of sub-pixel openings, at least part of the plurality of sub-pixel openings are in one-to-one correspondence with and at least partially overlapped with the plurality of first light-transmitting openings, and at least one of the plurality of first light-transmitting openings has an arc-shaped edge.

Abstract: An air cooking device is equipped with a cooking cavity and includes a heating device and a fan above the cooking cavity. The fan is used to suck up the wind in the cooking cavity and blow it toward the heating device, and the hot air blows to the cooking cavity to cook food. The air cooking device includes a protective cover under the fan. The protective cover includes an air inlet, an air outlet, and a shielding portion between the air inlet and the air outlet. The shielding portion is located under the heating device to prevent the heating device from directly heating the ingredients in the cooking cavity, and to prevent the surface of food from becoming burnt.

Abstract: A display panel (10), including a light-emitting device layer (11) and a color film layer (12) arranged on a light-emitting side of the light-emitting device layer (11), the light-emitting device layer (11) includes a plurality of light-emitting units (112); each light-emitting unit (112) includes one first sub-pixel (1122), one second sub-pixel (1124) and two third sub-pixels (1126); the color film layer (12) includes a black matrix (122) and a plurality of color film units (124) corresponding to the plurality of light-emitting units (112); each color film unit (124) includes a first color film (1242) corresponding to the one first sub-pixel (1122), a second color film (1244) corresponding to the one second sub-pixel (1124) and a third color film (1246) corresponding to the two third sub-pixels (1126); the black matrix (122) is located between any two of the first color film (1242).

Abstract: Disclosed is a hot air cooking appliance comprising a base seat provided with a receiving chamber, the base seat is provided with a heating device and an air supply device capable of supplying and circulating hot air in the receiving chamber, the hot air cooking appliance is provided with an air exhaust port disposed distally from the air supply device, and during the process of cooking by the hot air cooking appliance, the water vapor generated in the receiving chamber is discharged into the atmosphere through the air exhaust port. The hot air cooking appliance of the present application is structurally simple and capable of reducing heat loss, noise, oily fume emissions, and indoor air pollution, as well as ensuring adequate amount of water vapor is generated to accomplish cooking.

Abstract: Disclosed in an embodiment of the present application is a mixing apparatus, mixing machine, and cooking utensil. A mixing apparatus that can be fitted to an electric motor assembly. The electric motor assembly is able to drive the mixing apparatus to rotate for mixing food ingredients. The mixing apparatus comprises a connection part, stirring rods extended from the connection part and stirring bars. The positions at which the stirring bars are fitted to the stirring rods can be adjusted based on the type and quantity of food ingredients to increase mixing uniformity.

Abstract: An operation panel and an electric cooking appliance are described herein. The electric cooking appliance comprises a substantially arc-shaped outer shell and an operation panel disposed on the outer shell, the operation panel comprising a substantially flat display panel and a control panel coupled to at least one side of the display panel. The control panel is inclinedly disposed relative to the display panel such that an overall shape of the operation panel at least partially approximates that of the arc-shaped shell. The control panel comprises at least one control key disposed thereon for operating the electric cooking appliance. Such a design provides an increased area of the display panel thereby providing a bigger displaying area without substantially enlarging the dimensions of the operation panel.

Abstract: A modular lifting apparatus includes a vehicle body assembly and a drive control assembly. The vehicle body assembly includes a vehicle body and a pedal component, and the pedal component is connected to the vehicle body. The drive control assembly is disposed on the vehicle body, and includes a control component, a drive component and an auxiliary guide component. The control component is connected to the drive component. The drive component and the auxiliary guide component are used to cooperate with a guide body to allow the vehicle body to move in an extension direction of the guide body.

Abstract: A pot lid assembly comprises a pot lid, an electric motor assembly and a mixing apparatus. The electric motor assembly is fixed to the pot lid. The mixing apparatus includes a stirring rod and a plurality of stirring vanes. The electric motor assembly includes an electric motor. The electric motor includes a rotary shaft operatively connected with the stirring rod so that the electric motor can cause the stirring rod to rotate. The pot lid is configured to cover the pot body to form a closed cooking space. When the pot lid is removed from the pot body, the rotary shaft is disengaged from the stirring rod, and the mixing apparatus can stand in the cooking space of the pot body, with the stirring vanes serving as a support. The mixing apparatus remains in the cooking space of the pot body after the removal of the pot lid.

Abstract: An air cooking device includes a main unit and a drawer structure, wherein the main unit is provided with an internal cavity, and the drawer structure includes a drawer panel and a frying bucket fixed on the back side of the drawer panel. The drawer structure can be pushed into the cavity to perform the operation of air frying cooking. The main unit includes a top wall above the cavity, and the air cooking device also includes a sealing element, with the sealing element being provided between a mouth portion of the frying bucket and the top wall of the cavity to prevent oil fumes in the frying bucket from escaping between an edge of the mouth portion of the frying bucket and the top wall of the cavity.

Abstract: A display substrate and a display device are disclosed, and the display substrate has a plurality of sub-pixels, and includes a base substrate, a driving circuit layer, a pixel definition layer and a light-emitting device layer, and a black matrix layer. Each sub-pixel includes a pixel driving circuit in the driving circuit layer and a light-emitting device in the light-emitting device layer. The black matrix layer includes a plurality of first light-transmitting openings respectively exposing the light-emitting devices of the plurality of sub-pixels in a direction perpendicular to a surface of the base substrate. The pixel definition layer includes a plurality of sub-pixel openings, at least part of the plurality of sub-pixel openings are in one-to-one correspondence with and at least partially overlapped with the plurality of first light-transmitting openings, and at least one of the plurality of first light-transmitting openings has an arc-shaped edge.

Abstract: Disclosed is a hot air cooking appliance comprising a base seat provided with a receiving chamber, the base seat is provided with a heating device and an air supply device capable of supplying and circulating hot air in the receiving chamber, the hot air cooking appliance is provided with an air exhaust port disposed distally from the air supply device, and during the process of cooking by the hot air cooking appliance, the water vapor generated in the receiving chamber is discharged into the atmosphere through the air exhaust port. The hot air cooking appliance of the present application is structurally simple and capable of reducing heat loss, noise, oily fume emissions, and indoor air pollution, as well as ensuring adequate amount of water vapor is generated to accomplish cooking.

Abstract: Disclosed are a temporary plugging agent and a preparation method thereof, and a method for temporary plugging and fracturing of a high-temperature reservoir. The temporary plugging agent includes the following components in mass fractions: acrylamide 5%, composite crosslinking agent 1%, laponite 1%, ammonium persulfate 0.1% and water 92.9%.

Abstract: An air cooking device includes a main unit and a drawer structure, wherein the main unit is provided with an internal cavity, and the drawer structure includes a drawer panel and a frying bucket fixed on the back side of the drawer panel. The drawer structure can be pushed into the cavity to perform the operation of air frying cooking. The main unit includes a top wall above the cavity, and the air cooking device also includes a sealing element, with the sealing element being provided between a mouth portion of the frying bucket and the top wall of the cavity to prevent oil fumes in the frying bucket from escaping between an edge of the mouth portion of the frying bucket and the top wall of the cavity.

Abstract: A pot lid assembly configured to cover a pot body. The pot lid assembly comprises a pot lid and a mixing machine. The mixing machine includes an electric motor and a mixing apparatus. The mixing apparatus includes a stirring rod and a plurality of stirring vanes positioned on the stirring rod. The electric motor includes a rotary shaft operatively connected with the stirring rod so that the electric motor can cause the stirring rod to rotate. The pot lid is configured to cover the pot body to form a closed cooking space. When the pot lid is removed from the pot body, the mixing apparatus remains located in the cooking space of the pot body. When the pot lid assembly of the present application is in use, the mixing apparatus remains in the cooking space of the pot body after the removal of the pot lid.

Abstract: Disclosed is a hot air cooking appliance comprising a base seat provided with a receiving chamber, the base seat is provided with a heating device and an air supply device capable of supplying and circulating hot air in the receiving chamber, the hot air cooking appliance is provided with an air exhaust port disposed distally from the air supply device, and during the process of cooking by the hot air cooking appliance, the water vapor generated in the receiving chamber is discharged into the atmosphere through the air exhaust port. The hot air cooking appliance of the present application is structurally simple and capable of reducing heat loss, noise, oily fume emissions, and indoor air pollution, as well as ensuring adequate amount of water vapor is generated to accomplish cooking.