CN113472220B - Inverter power supply with elastic collision damage prevention function - Google Patents
Inverter power supply with elastic collision damage prevention function Download PDFInfo
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- CN113472220B CN113472220B CN202110820377.1A CN202110820377A CN113472220B CN 113472220 B CN113472220 B CN 113472220B CN 202110820377 A CN202110820377 A CN 202110820377A CN 113472220 B CN113472220 B CN 113472220B
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- power supply
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- sliding
- inverter power
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The invention relates to an inverter power supply with elastic anti-collision damage, which comprises an anti-collision shell, wherein a top cover is installed at the top of the anti-collision shell, rubber pads are fixed on the outer sides of the anti-collision shell and the top cover, an installation seat is arranged on the inner side of the anti-collision shell, first springs are fixed at four corners of the bottom of the installation seat, the bottom of each first spring is fixedly connected with the bottom of the inner side of the anti-collision shell, clamping plates are symmetrically and slidably connected to two sides of the top of the installation seat, and an inverter power supply is arranged between the clamping plates. This possess elasticity and prevent inverter, install inverter in the inside of crashproof shell, protect inverter through crashproof shell, when crashproof shell receives the collision, carry out the shock attenuation to it through the rubber pad, make crashproof shell have elasticity, can be better protect inverter, make inverter have the elasticity function of anticollision, avoid inverter to receive the damage.
Description
Technical Field
The invention relates to the technical field of inverter power supplies, in particular to an inverter power supply with elastic collision damage prevention function.
Background
The thyristor circuit is used for converting direct current into alternating current, the reverse process corresponding to rectification is defined as inversion, an inverter power supply can convert the direct current into the alternating current, and partial electric appliances need to use the inverter power supply to convert the direct current and the alternating current when in use.
When the existing inverter power supply is used, the inverter power supply is easy to be collided, so that the inverter power supply is damaged, cannot be protected when the inverter power supply is used, and is inconvenient to use.
Disclosure of Invention
The invention aims to provide an inverter power supply with elasticity for preventing collision damage, and aims to solve the problems that the inverter power supply is easy to be collided when the existing inverter power supply is used, so that the inverter power supply is damaged, cannot be protected when the inverter power supply is used, and is inconvenient to use.
In order to achieve the purpose, the invention provides the following technical scheme: an inverter power supply with elastic anti-collision damage comprises an anti-collision shell, a top cover is arranged at the top of the anti-collision shell, a rubber pad is fixed at the outer sides of the anti-collision shell and the top cover, wherein,
the anti-collision device comprises an anti-collision shell, and is characterized in that an installation seat is arranged on the inner side of the anti-collision shell, first springs are fixed at four corners of the bottom of the installation seat, the bottom of each first spring is fixedly connected with the bottom of the inner side of the anti-collision shell, clamping plates are symmetrically and slidably connected to two sides of the top of the installation seat, an inverter power supply is arranged between the clamping plates, a connecting rod is rotatably connected to one side, close to the inner wall of the anti-collision shell, of each clamping plate, and one end, away from the clamping plates, of each connecting rod is rotatably connected with the inner wall of the anti-collision shell;
the inverter has seted up the draw-in groove near one side of grip block, one side that the grip block corresponds the draw-in groove is fixed with the fixture block, the inlet port has been seted up to one side equidistance of anticollision shell, the thermovent has been seted up to the opposite side top of anticollision shell, the opening side of thermovent is fixed with the protection rack, the motor is installed to the inboard that the anticollision shell corresponds the thermovent, the axle head that the motor corresponds the thermovent is fixed with the flabellum, the inboard bottom of anticollision shell is provided with on-off mechanism.
Preferably, the anti-collision shell is fixedly connected with the top cover through a bolt, and the anti-collision shell and the top cover are fixedly connected with the rubber pad through gluing.
Preferably, the mounting seat is elastically connected with the anti-collision shell through a first spring.
Preferably, the mounting seat is provided with a first sliding groove corresponding to the top of the clamping plate, and the clamping plate is fixed with a first sliding block corresponding to the bottom of the first sliding groove.
Preferably, the clamping block is a cylinder, and the outer diameter of the clamping block is matched with the inner diameter of the clamping groove in size.
Preferably, a sliding seat is fixed in the middle of the inner side of the anti-collision shell, a second sliding groove is symmetrically formed in the top of the sliding seat, a second sliding block is arranged in the second sliding groove, a sliding frame is fixed at the top of the second sliding block, the electrical connection blocks are symmetrically arranged between the sliding frames, a second spring is fixed between the lower parts of the sliding frames, one side of the electrical connection block is electrically connected with a first electrical connection line, one end of the first electrical connection line far away from the electrical connection block is fixed with a plug, the other one of the electrical connection blocks is electrically connected with a second electrical connection wire, one end of the second electrical connection wire far away from the electrical connection block is electrically connected with the motor, a transmission rod is fixed at the top of the sliding frame, a transmission frame is fixed at the middle part of the bottom end of the mounting seat, the transmission rack is characterized in that transmission grooves are formed in two sides of the transmission rack, and one end, far away from the sliding rack, of the transmission rod is located inside the transmission groove.
Preferably, the sliding frames are elastically connected with each other through a second spring.
Preferably, the electric connection blocks are provided with two, and 2 electric connection blocks are respectively fixedly connected with the sliding frames on the two sides.
Preferably, the transmission grooves are splayed, and the transmission grooves and the sliding frame form a transmission structure through the transmission rod.
Compared with the prior art, the invention has the beneficial effects that:
1. this possess elasticity and prevent inverter, install inverter in the inside of crashproof shell, protect inverter through crashproof shell, when crashproof shell receives the collision, carry out the shock attenuation to it through the rubber pad, make crashproof shell have elasticity, can be better protect inverter, make inverter have the elasticity function of anticollision, avoid inverter to receive the damage.
2. This kind of possess elasticity and prevent inverter, when needing to install inverter, open the top cap, place inverter at the top of mount pad, later cover the top cap, make the top cap drive inverter move down, inverter drives the mount pad and moves down, the mount pad drives the grip block and moves down, the grip block is when moving down, the grip block moves the connecting rod to the horizontal rotation, make connecting rod lateral length crescent, make the connecting rod drive the grip block and move to inverter, make the grip block move the inside that the draw-in groove was got into to the cassette, be convenient for install inverter in the inside of crashproof shell through grip block and fixture block.
3. This kind of possess elasticity and prevent colliding invertion power supply of damage, when installation invertion power supply, invertion power supply drives the mount pad and moves down, make the mount pad drive the gear frame and move down, make the gear frame drive the transfer line through the drive groove and be close to each other, the transfer line drives the carriage and is close to each other, make the carriage drive in close contact with between the electrical connection piece, make first electrical connection line and second electrical connection line constitute electric connection, can be when having installed invertion power supply, make the motor automatic circular telegram, make the motor drive the flabellum rotate, through the switching mechanism who sets up, can dispel the heat to it when the invertion power supply installation is accomplished.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the switching mechanism of the present invention;
FIG. 3 is a schematic perspective view of the switch mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1A;
FIG. 5 is an enlarged view of a portion B of FIG. 1 according to the present invention.
In the figure: 1. an anti-collision shell; 2. a top cover; 3. a rubber pad; 4. a mounting base; 5. a first spring; 6. a clamping plate; 7. an inverter power supply; 8. a first chute; 9. a first slider; 10. a connecting rod; 11. a card slot; 12. a clamping block; 13. an air inlet; 14. a heat dissipation port; 15. a protective net frame; 16. a motor; 17. a fan blade; 18. a sliding seat; 19. a second chute; 20. a second slider; 21. a carriage; 22. an electrical connection block; 23. a second spring; 24. a first electrical connection line; 25. a plug; 26. a second electrical connection line; 27. a transmission rod; 28. a transmission frame; 29. a transmission groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an inverter power supply with elastic anti-collision damage comprises an anti-collision shell 1, a top cover 2, a rubber pad 3, a mounting seat 4, a first spring 5, a clamping plate 6, an inverter power supply 7, a first sliding chute 8, a first sliding block 9, a connecting rod 10, a clamping groove 11, a clamping block 12, an air inlet 13, a heat dissipation port 14, a protective net rack 15, a motor 16, a fan blade 17, a sliding seat 18, a second sliding chute 19, a second sliding block 20, a sliding frame 21, an electrical connecting block 22, a second spring 23, a first electrical connecting wire 24, a plug 25, a second electrical connecting wire 26, a transmission rod 27, a transmission frame 28 and a transmission groove 29, wherein the top cover 2 is mounted at the top of the anti-collision shell 1, the anti-collision shell 1 is fixedly connected with the top cover 2 through bolts, the anti-collision shell 1 and the top cover 2 are fixedly connected with the rubber pad 3 through gluing, the inverter power supply 7 is mounted inside the anti-collision shell 1, the inverter power supply 7 is protected through the anti-collision shell 1, when the anti-collision shell 1 is collided, the anti-collision shell 1 is damped by the rubber pads 3, so that the anti-collision shell 1 has elasticity, the inverter power supply 7 can be better protected, the inverter power supply 7 has an elastic anti-collision function, the inverter power supply 7 is prevented from being damaged, the rubber pads 3 are fixed on the outer sides of the anti-collision shell 1 and the top cover 2, wherein,
the anti-collision device comprises an anti-collision shell 1, and is characterized in that an installation seat 4 is arranged on the inner side of the anti-collision shell 1, the installation seat 4 is elastically connected with the anti-collision shell 1 through a first spring 5, the first spring 5 is fixed at four corners of the bottom of the installation seat 4, the bottom of the first spring 5 is fixedly connected with the bottom of the inner side of the anti-collision shell 1, clamping plates 6 are symmetrically and slidably connected to two sides of the top of the installation seat 4, an inverter power supply 7 is arranged between the clamping plates 6, a first chute 8 is arranged at the top of the installation seat 4 corresponding to the clamping plate 6, a first slider 9 is fixed at the bottom of the clamping plate 6 corresponding to the first chute 8, a connecting rod 10 is rotatably connected to one side of the clamping plate 6 close to the inner wall of the anti-collision shell 1, and one end of the connecting rod 10 far away from the clamping plate 6 is rotatably connected with the inner wall of the anti-collision shell 1;
a clamping groove 11 is arranged at one side of the inverter power supply 7 close to the clamping plate 6, a clamping block 12 is fixed at one side of the clamping plate 6 corresponding to the clamping groove 11, the clamping block 12 is a cylinder, the outer diameter of the clamping block 12 is matched with the inner diameter of the clamping groove 11, when the inverter power supply 7 needs to be installed, the top cover 2 is opened, the inverter power supply 7 is placed at the top of the installation seat 4, then the top cover 2 is covered, the top cover 2 drives the inverter power supply 7 to move downwards, the inverter power supply 7 drives the installation seat 4 to move downwards, the installation seat 4 drives the clamping plate 6 to move downwards, when the clamping plate 6 moves downwards, the clamping plate 6 drives the connecting rod 10 to rotate transversely, the transverse length of the connecting rod 10 is gradually increased, the inverter power supply 10 drives the clamping plate 6 to move towards the inverter power supply 7, the clamping plate 6 drives the clamping block 12 to enter the clamping groove 11, the inverter power supply 7 is conveniently installed inside the anti-collision shell 1 through the clamping plate 6 and the clamping block 12, air inlets 13 are formed in one side of the anti-collision shell 1 at equal intervals, a heat dissipation opening 14 is formed above the other side of the anti-collision shell 1, a protective net rack 15 is fixed on the opening side of the heat dissipation opening 14, a motor 16 is installed on the inner side of the anti-collision shell 1 corresponding to the heat dissipation opening 14, fan blades 17 are fixed on the shaft end of the motor 16 corresponding to the heat dissipation opening 14, and a switch mechanism is arranged at the bottom of the inner side of the anti-collision shell 1;
a sliding seat 18 is fixed in the middle of the inner side of the anti-collision shell 1, second sliding grooves 19 are symmetrically formed in the top of the sliding seat 18, a second sliding block 20 is arranged inside the second sliding grooves 19, sliding frames 21 are fixed on the top of the second sliding block 20, electric connection blocks 22 are symmetrically arranged between the sliding frames 21, second springs 23 are fixed below the sliding frames 21, and a first electric connection wire 24 is electrically connected to one side of each electric connection block 22;
a plug 25 is fixed at one end of the first electrical connection line 24, which is far away from the electrical connection block 22, another electrical connection line 26 is electrically connected to the other electrical connection block 22, one end of the second electrical connection line 26, which is far away from the electrical connection block 22, is electrically connected to the motor 16, a transmission rod 27 is fixed at the top of the sliding frame 21, a transmission frame 28 is fixed at the middle part of the bottom end of the mounting seat 4, transmission grooves 29 are formed in two sides of the transmission frame 28, and one end of the transmission rod 27, which is far away from the sliding frame 21, is located inside the transmission groove 29;
the sliding frames 21 are elastically connected through a second spring 23, the number of the electric connection blocks 22 is two, 2 electric connection blocks 22 are fixedly connected with the sliding frames 21 on two sides respectively, the transmission grooves 29 are in a splayed shape, the transmission grooves 29 and the sliding frames 21 form a transmission structure through transmission rods 27, the plug 25 is connected with a power supply, when the inverter power supply 7 is installed, the inverter power supply 7 drives the installation seat 4 to move downwards, the installation seat 4 drives the transmission frame 28 to move downwards, the transmission frame 28 drives the transmission rods 27 to approach each other through the transmission grooves 29, the transmission rods 27 drive the sliding frames 21 to approach each other, the sliding frames 21 drive the electric connection blocks 22 to be in close contact with each other, the first electric connection wires 24 and the second electric connection wires 26 form the inverter electric connection, the motor 16 can be automatically powered on when the inverter power supply 7 is installed, and the motor 16 drives the fan blades 17 to rotate, by the switching mechanism, the inverter power supply 7 can be cooled while being mounted.
The working principle is as follows: when the inverter power supply with the elasticity and the anti-collision damage is used, and the inverter power supply 7 needs to be installed, the top cover 2 is opened, the inverter power supply 7 is placed at the top of the installation seat 4, then the top cover 2 is covered, the inverter power supply 7 is driven by the top cover 2 to move downwards, the inverter power supply 7 drives the installation seat 4 to move downwards, the installation seat 4 drives the clamping plate 6 to move downwards, when the clamping plate 6 moves downwards, the clamping plate 6 drives the connecting rod 10 to rotate transversely, the transverse length of the connecting rod 10 is gradually increased, the connecting rod 10 drives the clamping plate 6 to move towards the inverter power supply 7, the clamping plate 6 drives the clamping block 12 to enter the clamping groove 11, and the inverter power supply 7 is convenient to be installed inside the anti-collision shell 1 through the clamping plate 6 and the clamping block 12;
the inverter 7 is arranged inside the anti-collision shell 1, the inverter 7 is protected by the anti-collision shell 1, and when the anti-collision shell 1 is collided, the anti-collision shell 1 is damped by the rubber pad 3, so that the anti-collision shell 1 has elasticity, the inverter 7 can be better protected, the inverter 7 has an elastic anti-collision function, and the inverter 7 is prevented from being damaged;
when the inverter power supply 7 is installed, the inverter power supply 7 drives the installation seat 4 to move downwards, the installation seat 4 drives the transmission frame 28 to move downwards, the transmission frame 28 drives the transmission rod 27 to be close to each other through the transmission groove 29, the transmission rod 27 drives the sliding frame 21 to be close to each other, the sliding frame 21 drives the electric connection blocks 22 to be in close contact with each other, the first electric connection wire 24 and the second electric connection wire 26 are electrically connected, the motor 16 can be automatically electrified when the inverter power supply 7 is installed, the motor 16 drives the fan blades 17 to rotate, and heat dissipation can be carried out on the inverter power supply 7 while the inverter power supply 7 is installed through the arranged switching mechanism.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an possess the invertion power supply of elasticity anticollision damage, includes crashproof shell (1), its characterized in that: the anti-collision device is characterized in that a top cover (2) is installed at the top of the anti-collision shell (1), rubber pads (3) are fixed on the outer sides of the anti-collision shell (1) and the top cover (2), a mounting seat (4) is arranged on the inner side of the anti-collision shell (1), first springs (5) are fixed at four corners of the bottom of the mounting seat (4), the bottom of each first spring (5) is fixedly connected with the bottom of the inner side of the anti-collision shell (1), clamping plates (6) are symmetrically and slidably connected to two sides of the top of the mounting seat (4), an inverter power supply (7) is arranged between the clamping plates (6), a connecting rod (10) is rotatably connected to one side, close to the inner wall of the anti-collision shell (1), of the connecting rod (10) far away from the clamping plates (6) is rotatably connected with the inner wall of the anti-collision shell (1); a clamping groove (11) is formed in one side, close to the clamping plate (6), of the inverter power supply (7), a clamping block (12) is fixed to one side, corresponding to the clamping groove (11), of the clamping plate (6), air inlet holes (13) are formed in one side of the anti-collision shell (1) at equal intervals, a heat dissipation port (14) is formed in the upper portion of the other side of the anti-collision shell (1), a protective net rack (15) is fixed to the opening side of the heat dissipation port (14), a motor (16) is installed on the inner side, corresponding to the heat dissipation port (14), of the anti-collision shell (1), fan blades (17) are fixed to the shaft end, corresponding to the heat dissipation port (14), of the motor (16), and a switch mechanism is arranged at the bottom of the inner side of the anti-collision shell (1); the switch mechanism comprises a sliding seat (18), a second sliding groove (19), a second sliding block (20), a sliding frame (21), an electric connecting block (22), a second spring (23), a first electric connecting line (24), a plug (25), a second electric connecting line (26), a transmission rod (27), a transmission frame (28) and a transmission groove (29), wherein the sliding seat (18) is fixed in the middle of the inner side of the anti-collision shell (1), the second sliding groove (19) is symmetrically formed in the top of the sliding seat (18), the second sliding block (20) is arranged in the second sliding groove (19), the sliding frame (21) is fixed at the top of the second sliding block (20), the electric connecting block (22) is symmetrically arranged between the sliding frames (21), the second spring (23) is fixed between the lower portions of the sliding frames (21), and one side of the electric connecting block (22) is electrically connected with the first electric connecting line (24), one end that electric connection block (22) was kept away from in first electric connection line (24) is fixed with plug (25), another electric connection has second electric connection line (26) in electric connection block (22), the one end and motor (16) electric connection that electric connection block (22) were kept away from in second electric connection line (26), the top of carriage (21) is fixed with transfer line (27), the bottom middle part of mount pad (4) is fixed with transmission frame (28), transmission groove (29) have been seted up to the both sides of transmission frame (28), the one end that carriage (21) was kept away from in transfer line (27) is located the inside of transmission groove (29).
2. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: the anti-collision shell (1) is fixedly connected with the top cover (2) through bolts, and the anti-collision shell (1) and the top cover (2) are fixedly connected with the rubber pad (3) through gluing.
3. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: the mounting seat (4) is elastically connected with the anti-collision shell (1) through a first spring (5).
4. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: first spout (8) have been seted up to the top that mount pad (4) correspond grip block (6), grip block (6) are fixed with first slider (9) corresponding the bottom of first spout (8).
5. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: the clamping block (12) is a cylinder, and the outer diameter of the clamping block (12) is matched with the inner diameter of the clamping groove (11).
6. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: the sliding frames (21) are elastically connected through a second spring (23).
7. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: the electric connection blocks (22) are arranged in two, and the 2 electric connection blocks (22) are fixedly connected with the sliding frames (21) on the two sides respectively.
8. The inverter power supply with elastic collision damage prevention according to claim 1, wherein: the transmission grooves (29) are splayed, and the transmission grooves (29) form a transmission structure with the sliding frame (21) through the transmission rod (27).
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| CN202110820377.1A CN113472220B (en) | 2021-07-20 | 2021-07-20 | Inverter power supply with elastic collision damage prevention function |
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| CN202110820377.1A CN113472220B (en) | 2021-07-20 | 2021-07-20 | Inverter power supply with elastic collision damage prevention function |
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| CN113472220A CN113472220A (en) | 2021-10-01 |
| CN113472220B true CN113472220B (en) | 2022-08-12 |
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| CN114400406B (en) * | 2021-12-21 | 2024-05-31 | 安徽鑫铂铝业股份有限公司 | Aluminum alloy section bar with protection function for power equipment |
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| CN212695234U (en) * | 2020-04-29 | 2021-03-12 | 海南大学 | Battery package anticollision shell protection device for electric automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100449009B1 (en) * | 2001-11-27 | 2004-09-18 | 삼성전자주식회사 | Linear Compressor |
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- 2021-07-20 CN CN202110820377.1A patent/CN113472220B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210214743U (en) * | 2019-04-16 | 2020-03-31 | 国网山东省电力公司烟台市福山区供电公司 | Electric power operation and maintenance frame |
| CN209657949U (en) * | 2019-04-18 | 2019-11-19 | 东莞市辉烨电子有限公司 | Anticollision high frequency transformer |
| CN211184516U (en) * | 2019-11-19 | 2020-08-04 | 日照路祥工程设备股份有限公司 | Anti-collision damping shell of electrical equipment automation control cabinet |
| CN212695234U (en) * | 2020-04-29 | 2021-03-12 | 海南大学 | Battery package anticollision shell protection device for electric automobile |
| CN212299880U (en) * | 2020-06-09 | 2021-01-05 | 常州市泽华干燥设备有限公司 | Heated air circulation oven with anticollision function |
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