CN222793822U - Tethered drone power supply module - Google Patents

Tethered drone power supply module Download PDF

Info

Publication number
CN222793822U
CN222793822U CN202421882750.1U CN202421882750U CN222793822U CN 222793822 U CN222793822 U CN 222793822U CN 202421882750 U CN202421882750 U CN 202421882750U CN 222793822 U CN222793822 U CN 222793822U
Authority
CN
China
Prior art keywords
type
groove
cover
power supply
supply module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202421882750.1U
Other languages
Chinese (zh)
Inventor
魏子栋
谢恩伟
陈国俊
王柏森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Difei Uav Technology Co ltd
Original Assignee
Guangzhou Difei Uav Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Difei Uav Technology Co ltd filed Critical Guangzhou Difei Uav Technology Co ltd
Priority to CN202421882750.1U priority Critical patent/CN222793822U/en
Application granted granted Critical
Publication of CN222793822U publication Critical patent/CN222793822U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The utility model provides a tethered unmanned aerial vehicle power supply module which comprises a power supply module body, a cooling fan, an n-type baffle cover, a positioning mechanism and a positioning mechanism, wherein the cooling fan is positioned in a groove body formed in the side wall of the power supply module body, the end part of a shell of the cooling fan is provided with a mounting end plate fixedly connected with the outer wall of the power supply module body, the mounting end plate is provided with a cooling hole groove, the n-type baffle cover is in sliding connection with the n-type groove formed in the mounting end plate and slides along the n-type groove, a reversible side cover is attached to the inner side of the top of the n-type baffle cover, the bottom surface of the side cover is attached to the upper groove wall of the n-type groove, and the positioning mechanism is mounted on the top groove wall of the n-type groove. The n-type shielding cover is slidably adjusted to the outside of the power supply module body, the side plates are turned over to be in a vertical state, the front side of the n-type shielding cover is blocked, the n-type shielding cover and the side plates enclose a rain shielding structure with only the bottom opening, and shielding is provided for the radiating hole grooves.

Description

Tethered unmanned aerial vehicle power supply module
Technical Field
The utility model relates to the field of power supply of tethered unmanned aerial vehicles, in particular to a power supply module of a tethered unmanned aerial vehicle.
Background
The power supply of the tethered unmanned aerial vehicle is a special unmanned aerial vehicle power supply mode, the power supply module of the tethered unmanned aerial vehicle is located on the ground, and the power is transmitted to the unmanned aerial vehicle by using the tethered cable, so that long-time uninterrupted flight operation of the unmanned aerial vehicle is realized.
The solar energy power supply management module for the tethered unmanned aerial vehicle is characterized in that a solar energy power supply management module for the tethered unmanned aerial vehicle is arranged on one side of a radiating port, a solar energy power supply management module for the tethered unmanned aerial vehicle is arranged on the other side of the radiating port, the solar energy power supply management module for the tethered unmanned aerial vehicle is arranged on the other side of the radiating port, and the solar energy power supply management module for the tethered unmanned aerial vehicle is arranged on the other side of the radiating port. In the prior art, although the form of the rain shielding plate can be switched to shield rain in rainy days and be stored and hidden in normal days, when the rain shielding plate shields rain, the fit degree of the rain shielding plate and the heat dissipation opening is increased, only a narrow gap is formed between the rain shielding plate and the heat dissipation opening, so that the heat dissipation effect is greatly reduced, and meanwhile, the gap is formed, and under the condition of oblique wind and oblique rain, rainwater can possibly enter along the side edges.
Disclosure of utility model
The utility model provides a tethered unmanned aerial vehicle power supply module, which aims to solve the technical problems that a rain shielding structure affects heat dissipation and a side rain shielding effect is poor.
The utility model solves the technical problems by the following technical proposal:
The utility model provides a tethered unmanned aerial vehicle power supply module which comprises a power supply module body, a cooling fan, an n-type baffle cover, a positioning mechanism and a positioning mechanism, wherein the cooling fan is positioned in a groove body formed in the side wall of the power supply module body, the end part of a shell of the cooling fan is provided with an installation end plate fixedly connected with the outer wall of the power supply module body, a cooling hole groove is formed in the installation end plate, the n-type baffle cover is slidably connected with the n-type groove formed in the installation end plate, the n-type baffle cover slides along the n-type groove so that the n-type baffle cover is switched in a state of being contained in the power supply module body or a state of being stretched out of the power supply module body, a reversible side cover is attached to the inner side of the top of the n-type baffle cover, the bottom surface of the side cover is attached to the upper groove wall of the n-type groove, and the positioning mechanism is mounted at the top groove wall of the n-type groove and a positioning hole matched with the positioning mechanism is formed in the top surface of the n-type baffle cover.
In this technical scheme, remove outside the power module body through n type fender cover and side cap, both enclose into one and only have bottom open-ended structure that keeps off rain, and open-ended size area is greater than only has the size of gap in the conventional art far away, has ensured the radiating ventilation effect.
The n-type groove is surrounded to the top and the left side and the right side of the radiating hole groove, two sides of the n-type groove are matched with two sides of the n-type shielding cover, and the top of the n-type groove is matched with the top of the n-type shielding cover and a side cover attached to the inner top side of the n-type shielding cover.
In the technical scheme, the n-type groove and the side cover are matched in the n-type groove under the storage state, and the n-type groove is completely blocked.
Preferably, the front end of the side cover is fixedly provided with a hinge shaft, the front end face of the side cover is arc-shaped, the hinge shaft is rotationally connected with the n-type shielding cover, and the left side and the right side of the side cover are attached to the inner walls of the two sides of the n-type shielding cover.
In this technical scheme, through the articulated shaft, realized that the side cap can overturn.
Preferably, spring springs are sleeved at two ends of the hinge shaft, concave holes are formed in the inner side walls of the n-type baffle covers, the spring springs are arranged in the concave holes, and two ends of the spring springs are fixedly connected with the concave hole walls and the hinge shaft respectively.
In this technical scheme, through clockwork spring, leave n type groove after the side cap, provide the power of automatic upset, make the side cap overturn vertically voluntarily.
Preferably, the positioning mechanism comprises a second spiral spring and a positioning column, wherein a guide hole is formed in the wall of the top part of the n-type groove, the positioning column is matched into the guide hole, the top end of the positioning column is provided with the second spiral spring, one end of the second spiral spring is fixedly connected with the top end of the positioning column, and the other end of the second spiral spring is fixedly connected with the wall of the guide hole.
In the technical scheme, the positioning mechanism is used for positioning when the n-type shield moves out of the power supply module body.
Preferably, a magnetic block is fixedly connected to the top of one end of the n-type shielding cover, a shielding seat is fixedly connected to the top of the shell of the cooling fan, and the magnetic block is magnetically connected with the shielding seat.
In the technical scheme, the magnetic block and the blocking seat are used for magnetically attracting and limiting in the n-type blocking cover storage state.
Preferably, the device further comprises a pushing mechanism, wherein the pushing mechanism is installed in the positioning hole, and the input end of the pushing mechanism is abutted with the top surface of the rear end of the side cover.
In the technical scheme, the pushing mechanism is used for canceling the positioning of the positioning mechanism.
Preferably, the pushing mechanism comprises a baffle disc matched into the positioning hole, the top surface of the baffle disc is flush with the top surface of the n-type baffle cover, and a connecting rod is fixedly connected with the baffle disc.
In the technical scheme, after the baffle disc seals the positioning hole, the positioning mechanism cannot be inserted and is used for canceling positioning.
Preferably, a side groove is formed in one side of the positioning hole, a bottom groove is formed in the lower portion of one end, away from the positioning hole, of the side groove, the connecting rod extends into the side groove, one end, away from the baffle disc, of the connecting rod is bent downwards, the bent end of the connecting rod extends into the bottom groove, and the end portion of the connecting rod is in contact with the side cover.
In the technical scheme, the baffle disc moves in the positioning hole, and the side cover pushes the connecting rod to enable the baffle disc to move.
Preferably, a first spiral spring is arranged at the bottom of the baffle disc, the top end of the first spiral spring is fixedly connected with the bottom surface of the baffle disc, and the bottom end of the first spiral spring is fixedly connected with the bottom hole wall of the positioning hole.
In this technical scheme, the first coil spring has realized the elasticity installation of fender dish.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the utility model.
The utility model has the positive progress effects that:
According to the tethered unmanned aerial vehicle power supply module, the n-type shielding cover and the overturned side plates are arranged, the n-type shielding cover is slidably adjusted to the outside of the power supply module body in rainy days, the side plates are overturned to be in a vertical state to seal the front side of the n-type shielding cover, the n-type shielding cover and the side plates enclose a rain shielding structure with only the bottom opening, shielding is provided for the radiating hole grooves, the bottom opening is used for radiating and ventilating, the radiating effect is guaranteed, the n-type shielding cover is provided with only the bottom opening, shielding effects of other positions are guaranteed, the left side and the right side of the shielding effect are guaranteed, oblique wind and oblique rain can be met, and the positioning mechanism is further arranged, and can provide positioning for the n-type shielding cover in rain shielding.
Drawings
Fig. 1 is a schematic view of the overall exterior of the present utility model.
Fig. 2 is a schematic structural diagram of the n-type shield and the outside of the cooling fan according to the present utility model.
Fig. 3 is a schematic cross-sectional view of an n-type shield, mounting end plates, a housing, and a side cover of the present utility model.
Fig. 4 is an enlarged schematic view of the portion a in fig. 3 according to the present utility model.
Fig. 5 is an enlarged schematic view of the B portion of fig. 3 according to the present utility model.
Fig. 6 is a schematic view of an installation structure of a side cover and an n-type shield of the present utility model.
Description of the reference numerals
1. A power module body;
2. A cooling fan, 201, a mounting end plate, 2011, n-type grooves, 2012, guide holes, 202, cooling hole grooves, 203, and a shell;
3. An n-type baffle cover, 301, a positioning hole, 302, a side groove, 303, a bottom groove;
4. a blocking seat;
5. a magnetic block;
6. a baffle disc;
7. a side cover;
8. a first coil spring;
9. A connecting rod;
10. A hinge shaft;
11. A second coil spring;
12. Positioning columns;
13. a clockwork spring;
14. screw holes.
Detailed Description
The utility model is further illustrated by means of the following examples, which are not intended to limit the scope of the utility model.
The tethered unmanned aerial vehicle power supply module comprises a power supply module body 1, and further comprises a cooling fan 2, wherein the cooling fan 2 is located in a groove body formed in the side wall of the power supply module body 1, an installation end plate 201 fixedly connected with the outer wall of the power supply module body 1 is arranged at the end part of a shell 203 of the cooling fan 2, a cooling hole groove 202 is formed in the installation end plate 201, an n-type baffle cover 3 is slidably connected with an n-type groove 2011 formed in the installation end plate 201, the n-type baffle cover 3 slides along the n-type groove 2011 so that the n-type baffle cover 3 can be switched in a state of being contained in the power supply module body 1 or in a state of being stretched out of the power supply module body 1, a reversible side cover 7 is attached to the inner side of the top of the n-type baffle cover 3, the bottom surface of the side cover 7 is attached to the upper groove wall of the n-type groove 2011, and a positioning mechanism is mounted to the top groove wall of the n-type groove 2011, and a positioning hole 301 matched with the positioning mechanism is formed in the top surface of the n-type baffle cover 3.
As shown in fig. 1 to 3, the n-type shield 3 and the side cover 7 are in a state of being housed into the power supply module body 1.
The n-type groove 2011 surrounds the top and the left and right sides of the heat dissipation hole groove 202, two sides of the n-type groove 2011 are matched with two sides of the n-type shielding cover 3, and the top of the n-type groove 2011 is matched with the top of the n-type shielding cover 3 and a side cover 7 attached to the inner top side of the n-type shielding cover 3.
As shown in fig. 2-3 and fig. 5-6, the front end of the side cover 7 is fixedly provided with a hinge shaft 10, the front end surface of the side cover 7 is arc-shaped, the hinge shaft 10 is rotationally connected with the n-type shielding cover 3, the left side and the right side of the side cover 7 are attached to the inner walls of the two sides of the n-type shielding cover 3, the two ends of the hinge shaft 10 are respectively sleeved with a spring 13, the inner wall of the n-type shielding cover 3 is provided with a concave hole, the spring 13 is arranged in the concave hole, and the two ends of the spring 13 are fixedly connected with the concave hole wall and the hinge shaft 10 respectively.
In the stored state, the mainspring 13 is in a deformed state.
When the n-type shielding cover 3 is manually pulled, the n-type shielding cover 3 extends out of the n-type groove 2011, the side cover 7 moves along with the n-type shielding cover 3, the n-type shielding cover 3 and the side cover move outside the power supply module body 1, the hinge shaft 10 drives the side cover 7 to automatically turn over through the elastic force of the spring 13, the side cover 7 is vertical, a cover body with an opening at the bottom is enclosed between the side cover 7 and the n-type shielding cover 3, and rain shielding is provided for the radiating hole groove 202.
As an extension technical scheme, a screw hole 14 can be formed in the front side wall of the n-type blocking cover 3, after the side cover 7 is turned vertically, the screw is tightly abutted against the side cover 7 by installing the screw in the screw hole 14, and the limiting effect of the side cover 7 after being turned is improved.
As shown in fig. 3-4, a magnetic block 5 is fixedly connected to the top of one end of the n-type shielding cover 3, a shielding seat 4 is fixedly connected to the top of the housing 203 of the cooling fan 2, and the magnetic block 5 is magnetically connected with the shielding seat 4.
When the n-type shielding cover 3 is in a storage state, the magnetic block 5 is attached to the shielding seat 4, and the magnetic block and the shielding seat provide limit through magnetic force. The baffle seat 4 adopts an iron block.
As shown in fig. 5, the positioning mechanism includes a second coil spring 11 and a positioning column 12, a guide hole 2012 is formed on a top groove wall of the n-type groove 2011, the positioning column 12 is fitted into the guide hole 2012, a second coil spring 11 is disposed at a top end of the positioning column 12, one end of the second coil spring 11 is fixedly connected with a top end of the positioning column 12, and the other end of the second coil spring 11 is fixedly connected with a wall of the guide hole 2012.
When the n-type shield 3 is pulled out, the n-type shield 3 extends out of the power supply module body 1 until the magnet 5 contacts with the mounting end plate 201, so that blocking is caused, the pulling operation of the n-type shield 3 is completed, and through the blocking arrangement, a part of the n-type shield 3 is kept in the n-type groove 2011.
After the magnetic block 5 contacts with the installation end plate 201, the positioning hole 301 is aligned with the positioning column 12, meanwhile, the side plate is turned to be vertical, the compression of the pushing mechanism is canceled, the baffle disc 6 moves to the depth of the positioning hole 301, the top end of the positioning hole 301 is blocked, and the positioning column 12 can be inserted into the positioning hole 301 through the elastic force of the second spiral spring 11 so as to provide positioning.
The device is characterized by further comprising a pushing mechanism, wherein the pushing mechanism is installed in the positioning hole 301, the input end of the pushing mechanism is in butt joint with the top surface of the rear end of the side cover 7, the pushing mechanism comprises a baffle disc 6 matched into the positioning hole 301, the top surface of the baffle disc 6 is flush with the top surface of the n-type baffle cover 3, the baffle disc 6 is fixedly connected with a connecting rod 9, a side groove 302 is formed in one side of the positioning hole 301, a bottom groove 303 is formed in the lower portion of one end, far away from the positioning hole 301, of the side groove 302, the connecting rod 9 extends into the side groove 302, one end, far away from the baffle disc 6, of the connecting rod 9 is bent downwards, the bent end of the connecting rod 9 extends into the bottom groove 303, the end of the connecting rod 9 is in contact with the side cover 7, a first spiral spring 8 is arranged at the bottom of the baffle disc 6, and the top end of the first spiral spring 8 is fixedly connected with the bottom surface of the baffle disc 6, and the bottom end of the first spiral spring 8 is fixedly connected with the bottom hole wall of the positioning hole 301.
As shown in fig. 4, at this time, the side cover 7 is attached to the top inner wall of the n-type baffle cover 3, the side cover 7 provides upward pressure for the bent end of the connecting rod 9, wherein the first coil spring 8 is in a compressed state, the connecting rod 9 is turned to be vertical, the pressure is lost when the side plate is turned, the connecting rod 9 and the baffle disc 6 descend together through the elasticity of the first coil spring 8, and the baffle disc 6 enters into the deep part of the positioning hole 301, so that a space is provided for inserting the positioning column 12.
In the process of accommodating the side cover 7 and the n-type shielding cover 3, the side plate is pushed to be turned from vertical to horizontal, the side plate is attached to the inner wall of the top of the n-type shielding cover 3, in the process, the side plate is pushed to push up the bottom end of the connecting rod 9, the connecting rod 9 drives the shielding disc 6 to move, the shielding disc 6 pushes the positioning column 12, the positioning column 12 leaves the positioning hole 301, positioning is canceled, then the n-type shielding cover 3 and the side cover 7 are pushed, the n-type shielding cover 3 and the side cover 7 are accommodated, the state of the side cover 7 is restored to be as shown in fig. 1-3, the magnetic block 5 is contacted with the shielding seat 4, and magnetic attraction is carried out.
The present utility model is not limited to the above-described embodiments, and any changes in shape or structure thereof are within the scope of the present utility model. The scope of the present utility model is defined by the appended claims, and those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and spirit of the present utility model, but these changes and modifications fall within the scope of the present utility model.

Claims (10)

1. The power supply module of the tethered unmanned aerial vehicle comprises a power supply module body (1), and is characterized by further comprising:
The cooling fan (2), the cooling fan (2) is positioned in a groove body formed in the side wall of the power supply module body (1), the end part of a shell (203) of the cooling fan (2) is provided with an installation end plate (201) fixedly connected with the outer wall of the power supply module body (1), and the installation end plate (201) is provided with a cooling hole groove (202);
The n-type shielding cover (3) is in sliding connection with an n-type groove (2011) formed in the mounting end plate (201), the n-type shielding cover (3) slides along the n-type groove (2011) so that the n-type shielding cover (3) is switched in a state of being stored in the power supply module body (1) or in a state of being extended out of the power supply module body (1), a reversible side cover (7) is attached to the inner side of the top of the n-type shielding cover (3), and the bottom surface of the side cover (7) is attached to the upper groove wall of the n-type groove (2011);
The positioning mechanism is mounted at the top groove wall of the n-type groove (2011), and a positioning hole (301) matched with the positioning mechanism is formed in the top surface of the n-type baffle cover (3).
2. The tethered unmanned aerial vehicle power supply module of claim 1, wherein the n-type groove (2011) surrounds the top and the left side and the right side of the radiating hole groove (202), two sides of the n-type groove (2011) are matched with two sides of the n-type shielding cover (3), and the top of the n-type groove (2011) is matched with the top of the n-type shielding cover (3) and a side cover (7) attached to the inner top side of the n-type shielding cover (3).
3. The tethered unmanned aerial vehicle power supply module of claim 1, wherein a hinge shaft (10) is fixedly arranged at the front end of the side cover (7), the front end surface of the side cover (7) is arc-shaped, the hinge shaft (10) is rotationally connected with the n-type shielding cover (3), and the left side edge and the right side edge of the side cover (7) are attached to the inner walls of the two sides of the n-type shielding cover (3).
4. The tethered unmanned aerial vehicle power supply module of claim 3, wherein the two ends of the hinge shaft (10) are respectively sleeved with a clockwork spring (13), concave holes are formed in the inner side wall of the n-type baffle cover (3), the clockwork spring (13) is arranged in the concave holes, and the two ends of the clockwork spring (13) are fixedly connected with the concave hole wall and the hinge shaft (10) respectively.
5. The tethered unmanned aerial vehicle power supply module of claim 1, wherein the positioning mechanism comprises a second spiral spring (11) and a positioning column (12), a guide hole (2012) is formed in the top groove wall of the n-type groove (2011), the positioning column (12) is matched into the guide hole (2012), the top end of the positioning column (12) is provided with the second spiral spring (11), one end of the second spiral spring (11) is fixedly connected with the top end of the positioning column (12), and the other end of the second spiral spring (11) is fixedly connected with the wall of the guide hole (2012).
6. The tethered unmanned aerial vehicle power supply module of claim 5, wherein a magnetic block (5) is fixedly connected to the top of one end of the n-type shielding cover (3), a shielding seat (4) is fixedly connected to the top of the shell (203) of the cooling fan (2), and the magnetic block (5) is magnetically connected with the shielding seat (4).
7. The tethered unmanned aerial vehicle power module of claim 1, further comprising a pushing mechanism mounted in the positioning hole (301) and having an input end abutting a top surface of the rear end of the side cover (7).
8. The tethered unmanned aerial vehicle power module of claim 7, wherein the pushing mechanism comprises a baffle disc (6) matched into the positioning hole (301), the top surface of the baffle disc (6) is flush with the top surface of the n-type baffle cover (3), and a connecting rod (9) is fixedly connected with the baffle disc (6).
9. The tethered unmanned aerial vehicle power supply module of claim 8, wherein a side groove (302) is formed in one side of the positioning hole (301), a bottom groove (303) is formed in the lower portion of one end, far away from the positioning hole (301), of the side groove (302), the connecting rod (9) extends into the side groove (302), one end, far away from the baffle disc (6), of the connecting rod (9) is bent downwards, the bent end of the connecting rod (9) extends into the bottom groove (303), and the end portion of the connecting rod (9) is in contact with the side cover (7).
10. The tethered unmanned aerial vehicle power supply module of claim 8, wherein a first spiral spring (8) is arranged at the bottom of the baffle disc (6), the top end of the first spiral spring (8) is fixedly connected with the bottom surface of the baffle disc (6), and the bottom end of the first spiral spring (8) is fixedly connected with the bottom hole wall of the positioning hole (301).
CN202421882750.1U 2024-08-05 2024-08-05 Tethered drone power supply module Active CN222793822U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421882750.1U CN222793822U (en) 2024-08-05 2024-08-05 Tethered drone power supply module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421882750.1U CN222793822U (en) 2024-08-05 2024-08-05 Tethered drone power supply module

Publications (1)

Publication Number Publication Date
CN222793822U true CN222793822U (en) 2025-04-25

Family

ID=95415101

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202421882750.1U Active CN222793822U (en) 2024-08-05 2024-08-05 Tethered drone power supply module

Country Status (1)

Country Link
CN (1) CN222793822U (en)

Similar Documents

Publication Publication Date Title
CN222793822U (en) Tethered drone power supply module
CN112622669A (en) New energy charging pile with waterproof and dustproof structure and application method thereof
CN201377235Y (en) Telescopic support with positioning device
CN112993818B (en) Feeder automation terminal switch cabinet
CN210492328U (en) Power equipment is with ecological protector convenient to installation
CN201893459U (en) Movable socket with protective door for preventing water
CN212034286U (en) Wireless loudspeaker system
CN209955792U (en) Fill electric pile with sunshade function
CN208801868U (en) A kind of protection equipment of charging pile
CN218906950U (en) Heat radiation structure for automobile charging pile
CN112026571A (en) New forms of energy fill electric pile with anticollision function
CN111098738A (en) Portable dustproof electric pile that fills
CN211406512U (en) Remote computer remote sensing control equipment for aircraft
CN215360958U (en) New forms of energy of initiatively cooling fill electric pile plug
CN211377361U (en) A terminal ring network substation
CN210273071U (en) Dustproof heat dissipation direct current cabinet
CN214797895U (en) Electric power energy-saving connector with protection structure
CN208922980U (en) A kind of novel evacuated switch
CN216216858U (en) 5G wireless communication device
CN217461984U (en) High strength garage door bottom support
CN216232945U (en) Unmanned aerial vehicle is used in survey and drawing
CN216980981U (en) Intelligent electric vehicle charging socket based on Internet of things
CN210535356U (en) Vehicle-mounted network hard disk video recording device
CN214204099U (en) USB cover opening and closing mechanism of automobile radio
CN221508583U (en) Motor driver shell structure

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant