CN220050757U - Vehicle-mounted wireless charging product pressure maintaining equipment - Google Patents
Vehicle-mounted wireless charging product pressure maintaining equipment Download PDFInfo
- Publication number
- CN220050757U CN220050757U CN202320372541.1U CN202320372541U CN220050757U CN 220050757 U CN220050757 U CN 220050757U CN 202320372541 U CN202320372541 U CN 202320372541U CN 220050757 U CN220050757 U CN 220050757U
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- product
- pressure
- mounting plate
- pressure maintaining
- wireless charging
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- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 238000003825 pressing Methods 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims description 25
- 230000009471 action Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 230000001143 conditioned effect Effects 0.000 claims 1
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000003475 lamination Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Abstract
The utility model relates to a vehicle-mounted wireless charging product pressure maintaining device which comprises a carrying mechanism and a pressing mechanism. The carrying mechanism moves the product to the appointed position of the pressing mechanism and then carries out pressure maintaining by the pressing mechanism, the pressing mechanism is provided with two air cylinders, a first air cylinder is arranged on a first mounting plate, the first mounting plate is connected with a fourth mounting plate, the lower part of which is fixed with a pressure maintaining cavity, through a guide shaft and a bearing, so that the first air cylinder can drive the pressure maintaining cavity to descend; the second cylinder is installed in the second mounting panel, and the second mounting panel is used for the third mounting panel of overhead operation through guiding axle and bearing connection for the second cylinder can drive and advance on the third mounting panel and extrude the pressurize roof, and the cooperation of pressurize roof and pressurize die cavity is realized placing the two-way pressfitting of waiting work product on the pressurize roof. The device is specially designed for vehicle-mounted wireless charging products, realizes up-down bidirectional pressing, is provided with a plurality of pressure-maintaining acupoints, and has good pressure-maintaining effect and high working efficiency.
Description
Technical Field
The utility model relates to the technical field of automation equipment, in particular to pressure maintaining equipment for a vehicle-mounted wireless charging product pressing procedure.
Background
In the production process of the vehicle-mounted CWC (wireless charging) product, pressure maintaining operation is needed, so that different functional modules are firmly stacked together, and subsequent assembly is convenient. The existing pressure maintaining equipment is generally designed for specific products and is not suitable for vehicle-mounted CWC (wireless charging) products. There is manual press-fit operation, but operators exert uneven force during press-fit, so that the controllability is poor, and the panel is poor due to easy floating after press-fit.
Disclosure of Invention
In order to solve the problems, the utility model provides a vehicle-mounted wireless charging product pressure maintaining device.
The vehicle-mounted wireless charging product pressure maintaining equipment comprises a carrying mechanism and one or more groups of pressing mechanisms, wherein the carrying mechanism moves the product to the designated position of the pressing mechanisms and then maintains the pressure through the pressing mechanisms. The pressing mechanism is arranged on the frame through a fixed mounting plate with a hole in the middle, a third mounting plate, a second mounting plate and a first mounting plate are sequentially arranged below the pressing mechanism, and a fourth mounting plate is arranged above the pressing mechanism. The first air cylinder is arranged on the first mounting plate, and the first mounting plate is connected with a fourth mounting plate with a pressure maintaining cavity fixed below through a first guide shaft and a first guide bearing, so that the first air cylinder can drive the pressure maintaining cavity to descend; the first guide shaft and the first guide bearing pass through the fixed mounting plate. The second cylinder is installed in the second mounting panel, and the second mounting panel is used for the third mounting panel of top operation through second guiding axle and second guiding bearing connection for the second cylinder can drive and advance on the third mounting panel and extrude the pressurize roof that sets up in fixed mounting panel middle through-hole position, and the cooperation of pressurize roof and pressurize die cavity is realized placing the two-way pressfitting of waiting to press the product on the pressurize roof.
Preferably, the pressure maintaining device for the vehicle-mounted wireless charging product is provided with a pressure sensor, and the pressure sensor is fixed on the third mounting plate so as to obtain the pressure when the third mounting plate drives the product to be extruded and attached to the pressure maintaining top plate in an upward direction, and the pressure is transmitted to the control system, and the control system outputs a real-time dynamic pressure curve of the product.
Preferably, the vehicle-mounted wireless charging product pressure maintaining equipment is provided with a detection sensor for detecting whether a product is placed in place or not; the detection sensor is arranged on the fixed mounting plate, the product is conveyed to the position above the detection sensor through the conveying mechanism, and the detection sensor detects and confirms that the product is in place and sends a signal to the control system.
Preferably, the vehicle-mounted wireless charging product pressure maintaining device is provided with a limit screw on the fourth mounting plate for limiting the downward stroke of the pressure maintaining cavity.
Specifically, the handling mechanism is provided with an air cylinder clamping device, and the air cylinder clamping device is fixed on a Z axis of a triaxial linkage device through a bracket and driven by the triaxial linkage device to move on the equipment rack to realize product handling.
Specifically, handling mechanism still includes driving lever cylinder and driving lever installed on the support, and the cylinder presss from both sides and gets device clamp and get behind the product and carry to the pressing mechanism through triaxial aggregate unit and put the product position in, and the cylinder presss from both sides and gets the device and loosen and put on making the product fall to put the product position in the pressing mechanism, and triaxial aggregate unit continues to remove the settlement position, and after the driving lever cylinder drove the driving lever to move down a certain distance, triaxial aggregate unit continues to remove and drives the driving lever and push the product to the pressurize roof top.
Preferably, the pressure maintaining device of the vehicle-mounted wireless charging product is further provided with a clamping in-place sensor for triggering the action of the cylinder clamping device, and the clamping in-place sensor is fixed on the side edge of the bracket by adopting a groove type photoelectric switch; the Z axis moves downwards to a product placement position in the three-axis linkage device, and the trigger piece connected above the guide component moves upwards by a certain margin continuously downwards, so that the trigger piece is driven to stretch into a groove of the clamping in-place sensor, and the clamping in-place sensor sends a signal to inform the clamping cylinder to perform clamping action.
Preferably, a product detection sensor is further arranged and mounted on the sensor mounting plate, a proximity switch is adopted, after the product is clamped by the clamping cylinder, the product and the proximity switch are subjected to condition judgment within an effective detection range, and if the product is not detected after clamping, an NG signal is output to the control system.
Preferably, the vehicle-mounted wireless charging product pressure maintaining device is characterized in that a logistics line for feeding and discharging products is arranged on one side of the pressing mechanism, and the logistics line adopts a belt conveying mechanism to convey the products.
Preferably, the pressure maintaining device for the vehicle-mounted wireless charging product is characterized in that a pressure display and adjustment mechanism is arranged on the other side of the pressing mechanism and connected with the control system, and the control system receives a control signal through the pressure display and adjustment mechanism so as to control the pressing mechanism and the carrying mechanism to cooperatively work to realize pressing of the product under specific pressure for specific time.
Compared with the prior art, the utility model has the beneficial effects that: (1) The device is specially designed for vehicle-mounted wireless charging products, up-down bidirectional pressing is achieved, the pressure maintaining effect is good, labor is saved, and the working efficiency is high. (2) The device is provided with sensors at key points to ensure the working reliability of the device, such as a detection sensor for detecting whether a product is placed in place, a clamping in place sensor, a pressure sensor and the like. The pressure sensor can display data to improve the stability of the product, and the equipment is convenient to monitor and spot check and maintain. When the pressing mechanism needs to be subjected to spot inspection calibration, only the pressure-maintaining jacking cylinder is required to extend out to drive the pressure-maintaining cavity and the pressure-maintaining jacking plate upwards, the pressure-maintaining jacking plate is ejected out to be higher than the upper surface of the mounting plate, the standard weight is placed on the pressure-maintaining jacking plate, the pressure sensor is subjected to spot inspection, whether the sensor is qualified or not is confirmed, and if the sensor is unqualified, the correction is performed through the external controller.
Drawings
Fig. 1 is an overall structure diagram of an embodiment of the pressure maintaining device for a vehicle-mounted wireless charging product according to the present utility model.
Fig. 2 is a schematic diagram of the belt conveying mechanism in the embodiment shown in fig. 1.
Fig. 3 is a schematic view of a part of the carrying mechanism in the embodiment shown in fig. 1.
Fig. 4 is a schematic diagram of another side structure of the handling mechanism in the embodiment shown in fig. 3.
Fig. 5 is a schematic view of a part of the carrying mechanism in the embodiment shown in fig. 1.
Fig. 6 is a schematic structural diagram of the pressing mechanism in the embodiment shown in fig. 1.
Detailed Description
The present utility model will be described in further detail below with reference to specific embodiments and drawings for the understanding of those skilled in the art.
Referring to fig. 1-6, in this embodiment, the pressure maintaining device for the vehicle-mounted wireless charging product includes a carrying mechanism a, a pressing mechanism B, a belt conveying mechanism C, and a control system, where the pressing mechanism B may be provided with one or several groups, and in this embodiment, multiple groups of pressing mechanisms are provided to improve production efficiency. In this embodiment, a pressure display and adjustment mechanism D is further provided, where the pressure display and adjustment mechanism D is connected to the control system and is used as a man-machine interaction channel of the whole device, that is, the control system receives a control signal input by an operator through the pressure display and adjustment mechanism to control the lamination mechanism, the carrying mechanism and the belt conveying mechanism to cooperatively work, so as to realize lamination of a product under a specific pressure for a specific time, and display of lamination pressure data can be implemented for operation monitoring.
In this embodiment, the belt conveying mechanism C is used for feeding and discharging products, in this embodiment, the belt conveying mechanism C is provided with an upper layer of conveying line and a lower layer of conveying line, the two conveying lines are parallel conveying lines, and each layer of conveying line is provided with three stations, namely a product feeding position 31, a product feeding position 32 and a product pre-storing position 33. Product unloading position 31 is used for placing the frock after accomplishing the pressurize, and product loading position 32 is used for fixing a position the frock that needs the pressurize, and product pre-storing position 33 is used for the frock of pre-storing, promotes the beat. In the application, the station can be set according to actual needs.
In this embodiment, the carrying mechanism a is implemented by adopting a three-axis linkage device A2 and a cylinder clamping device A1. The cylinder clamping device A1 is fixed on the Z axis of the three-axis linkage device A2 through a bracket 20, and is driven by the three-axis linkage device A2 to move on the equipment rack to realize product carrying. A deflector rod cylinder 22 and a deflector rod 26 connected with the cylinder are arranged at the rear of the upper bracket of the bracket 20.
During operation, the three-axis linkage device A2 is used for controlling the operation of the air cylinder clamping device A1 to the product feeding position 32 of the belt conveying mechanism C, the product is clamped and conveyed to the position above the pressure-maintaining top plate 3 in the pressing mechanism through the three-axis linkage device, the air cylinder clamping device A1 is loosened to enable the product to fall on the pressure-maintaining top plate 3, the three-axis linkage device is moved to a set position, the control system controls the deflector rod air cylinder 22 to drive the deflector rod 26 to move downwards for a certain distance, the deflector rod 26 is enabled to move to the side edge of the product falling on the pressure-maintaining top plate, and the three-axis linkage device continues to move to drive the deflector rod to push the product to the pressure-maintaining position.
The carrying mechanism A is respectively provided with a sensor at the key point of the equipment, so that the working reliability of the equipment is ensured, and the carrying mechanism A comprises a clamping in-place sensor 23 for triggering the action of the cylinder clamping device before clamping, a product detection sensor 24 for confirming that a product is clamped after clamping, and a deflector rod cylinder in-place sensor 21. The gripping in-place sensor 23 employs a slot-type photoelectric switch that is fixed to the side of the bracket. The Z-axis in the three-axis linkage moves down to the product loading level of the belt conveying mechanism, and continues to overpressure downwards by a certain margin, so that the trigger piece 27 connected above the guide assembly 28 moves upwards, thereby driving the trigger piece 27 to extend into the groove of the clamping in-place sensor 23, and the clamping in-place sensor 23 sends out a signal to inform the clamping cylinder 25 to perform clamping action. After the product is clamped by the clamping jaws 251 through the action of the clamping cylinder 25, the product detection sensor 24 starts to detect and confirm that the clamping is successful and then transmits a signal to the control system, and the control system controls the three-axis linkage mechanism to convey the product to the position above the pressing mechanism. The product detection sensor 24 is mounted on the sensor mounting plate 29 near the clamping jaw 251, and is mainly used for fool-proof detection. The product detection sensor 24 adopts a proximity switch, when the clamping cylinder 25 clamps the product through the clamping jaw 251, the product and the proximity switch are in an effective detection range, and if the product detection sensor 24 detects the product, a signal is output to the control system to continue normal operation; and outputting an NG signal to the control system if no product is detected after clamping. The in-place sensor 21 of the shift lever cylinder also adopts a groove type photoelectric switch, which is triggered by a trigger piece fixed on the side surface of the shift lever cylinder, when the shift lever cylinder moves in place, the trigger piece triggers the photoelectric switch, and then the control system controls the shift lever cylinder to move downwards.
In the embodiment, the pressing mechanism B is mounted on the frame through a fixing mounting plate 15 with a hole in the middle, and a third mounting plate 13, a second mounting plate 9, a first mounting plate 11 are sequentially disposed below the pressing mechanism B, and a fourth mounting plate 1 is disposed above the pressing mechanism B. The first air cylinder 10 is arranged on the first mounting plate 11, and the first mounting plate 11 is connected with the fourth mounting plate 1 with the pressure maintaining cavity 2 fixed below through the first guide shaft 12 and the first bearing 14, so that the first air cylinder 10 can drive the pressure maintaining cavity 2 to descend; the first guide shaft 12 and the first bearing 14 pass through the fixed mounting plate 15. The second cylinder 8 is installed in the second mounting panel 9, and the second mounting panel 9 is connected through second guiding axle 6 and second bearing 7 and is used for the third mounting panel 13 of overhead operation for the second cylinder 8 can drive and advance on the third mounting panel 13 and extrude the pressurize roof 3 that sets up in fixed mounting panel 15 middle through-hole position, and the cooperation of pressurize roof 3 and pressurize die cavity 2 is realized placing the two-way pressfitting of waiting to press the product on the pressurize roof 3. A limit screw 16 is arranged on the fourth mounting plate 1 to limit the downward stroke of the pressure maintaining cavity 2.
The key stations in the pressing mechanism B are also provided with sensors, including a detection sensor 4 and a pressure sensor 5. The detection sensor 4 is mounted on the fixed mounting plate 15, and the product is transported to the position above the detection sensor 4 by the transport mechanism, and the detection sensor detects and confirms that the detection sensor sends a signal to the control system. The pressure sensor 5 is fixed on the third mounting plate 13 to obtain the pressure when the third mounting plate 13 drives the product to be extruded and attached to the pressure maintaining top plate in an upward direction, and the pressure is transmitted to the control system, and the control system outputs a real-time dynamic pressure curve of the product. The pressure maintaining pressure obtained by the equipment through the pressure sensor is displayed in a data mode through the control system, so that the stability of products can be improved, and the equipment is convenient to monitor and spot check and maintain. When the pressing mechanism needs to be subjected to spot inspection calibration, only the pressure-maintaining jacking cylinder is required to extend out to drive the pressure-maintaining cavity and the pressure-maintaining jacking plate upwards, the pressure-maintaining jacking plate is ejected out to be higher than the upper surface of the mounting plate, the standard weight is placed on the pressure-maintaining jacking plate, the pressure sensor is subjected to spot inspection, whether the sensor is qualified or not is confirmed, and if the sensor is unqualified, the correction is performed through the external controller.
In this embodiment, the pressure display and adjustment mechanism D is used as a man-machine interface, and a pressure manual adjustment valve may be set, so that the pressure of the pressing mechanism can be adjusted by the pressure manual adjustment valve. An electronic pressure display meter can be arranged, and the pressure display meter has a pressure monitoring function and can give an alarm when the pressure is insufficient. The pressure maintaining pressure controller is also used for calibrating and collecting data of the pressure maintaining pressure sensor, and the data are displayed on the display screen of the device after being processed.
The parts of the present utility model not specifically described may be implemented by conventional means in the prior art, and are not described herein.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The vehicle-mounted wireless charging product pressure maintaining equipment comprises a carrying mechanism and one or a plurality of groups of pressing mechanisms, wherein the carrying mechanism moves the product to the designated position of the pressing mechanism and then maintains the pressure by the pressing mechanism,
the pressing mechanism is arranged on the frame through a fixed mounting plate (15) with a hole in the middle, a third mounting plate (13), a second mounting plate (9) and a first mounting plate (11) are sequentially arranged below the pressing mechanism, and a fourth mounting plate (1) is arranged above the pressing mechanism;
the first air cylinder (10) is arranged on the first mounting plate (11), and the first mounting plate (11) is connected with the fourth mounting plate (1) with the pressure maintaining cavity (2) fixed below through the first guide shaft (12) and the first bearing (14), so that the first air cylinder (10) can drive the pressure maintaining cavity (2) to descend; the first guide shaft (12) and the first bearing (14) penetrate through the fixed mounting plate (15);
the second cylinder (8) is installed in second mounting panel (9), and third mounting panel (13) that are used for the operation of pushing up are connected through second guiding axle (6) and second bearing (7) to second mounting panel (9) for second cylinder (8) can drive on third mounting panel (13) and advance and extrude pressurize roof (3) that set up in fixed mounting panel (15) middle through-hole position, and the cooperation of pressurize roof (3) and pressurize die cavity (2) is realized placing the two-way pressfitting of waiting the product on pressurize roof (3).
2. The vehicle-mounted wireless charging product pressure maintaining device according to claim 1, wherein a pressure sensor (5) is provided, the pressure sensor (5) is fixed on a third mounting plate (13) so as to obtain the pressure when the third mounting plate (13) drives a product to be extruded and attached to a pressure maintaining top plate (3) in an upward direction, and the pressure is transmitted to a control system, and the control system outputs a real-time dynamic pressure curve of the product.
3. The vehicle-mounted wireless charging product pressure maintaining device according to claim 1, wherein a detection sensor (4) for detecting whether the product is put in place is provided; the detection sensor (4) is arranged on the fixed mounting plate (15), a product is conveyed to the position above the detection sensor (4) through the conveying mechanism, and the detection sensor detects and confirms that the product is in place and sends a signal to the control system.
4. The vehicle-mounted wireless charging product pressure maintaining device according to claim 1, wherein a limiting screw (16) is arranged on the fourth mounting plate (1) for limiting the downward stroke of the pressure maintaining cavity (2).
5. The vehicle-mounted wireless charging product pressure maintaining device according to claim 1, wherein the carrying mechanism is provided with a cylinder clamping device, and the cylinder clamping device is fixed on a Z axis of a three-axis linkage device through a bracket and driven by the three-axis linkage device to move on a device frame to carry the product.
6. The vehicle-mounted wireless charging product pressure maintaining device according to claim 5, wherein the carrying mechanism further comprises a deflector rod air cylinder (22) and a deflector rod (26) which are arranged on the support, the air cylinder clamping device clamps the product and carries the product to a product placing position in the pressing mechanism through the three-axis linkage device, the air cylinder clamping device is loosened to enable the product to fall on the product placing position in the pressing mechanism, the three-axis linkage device continues to move to a set position, and after the deflector rod air cylinder (22) drives the deflector rod (26) to move downwards for a certain distance, the three-axis linkage device continues to move to drive the deflector rod to push the product to the position above the pressure maintaining top plate (3).
7. The pressure maintaining device for the vehicle-mounted wireless charging products according to claim 6, further comprising a clamping in-place sensor (23) for triggering the action of the cylinder clamping device, wherein the clamping in-place sensor is a groove type photoelectric switch and is fixed on the side edge of the bracket; the Z axis moves downwards to a product placement position in the three-axis linkage device, and the trigger piece (27) connected above the guide assembly (28) moves upwards continuously by a certain margin, so that the trigger piece (27) is driven to extend into a groove of the clamping in-place sensor (23), and the clamping in-place sensor (23) sends out a signal to inform the clamping cylinder (25) to perform clamping action.
8. The vehicle-mounted wireless charging product pressure maintaining device according to claim 6, further comprising a product detection sensor (24) mounted on the sensor mounting plate (29), wherein a proximity switch is used, and when the product is clamped by the clamping cylinder (25), the product and the proximity switch are conditioned in an effective detection range, and if the product is not detected after clamping, an NG signal is output to the control system.
9. The pressure maintaining device for the vehicle-mounted wireless charging products according to claim 1, wherein a logistics line for feeding and discharging the products is arranged on one side of the pressing mechanism, and the logistics line conveys the products by adopting a belt conveying mechanism.
10. The pressure maintaining device for the vehicle-mounted wireless charging products according to claim 1, wherein the pressure display and adjustment mechanism is arranged on the other side of the pressing mechanism and is connected with the control system, and the control system receives a control signal through the pressure display and adjustment mechanism so as to control the pressing mechanism and the carrying mechanism to cooperatively work to realize pressing of the products under specific pressure for specific time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320372541.1U CN220050757U (en) | 2023-03-03 | 2023-03-03 | Vehicle-mounted wireless charging product pressure maintaining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320372541.1U CN220050757U (en) | 2023-03-03 | 2023-03-03 | Vehicle-mounted wireless charging product pressure maintaining equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220050757U true CN220050757U (en) | 2023-11-21 |
Family
ID=88758777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320372541.1U Active CN220050757U (en) | 2023-03-03 | 2023-03-03 | Vehicle-mounted wireless charging product pressure maintaining equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220050757U (en) |
-
2023
- 2023-03-03 CN CN202320372541.1U patent/CN220050757U/en active Active
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