CN212278134U

CN212278134U - Anti-collision AC-DC power supply

Info

Publication number: CN212278134U
Application number: CN202021346413.2U
Authority: CN
Inventors: 史辉煌
Original assignee: Nanjing Zechen Electronic Technology Co ltd
Current assignee: Nanjing Zechen Electronic Technology Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-01-01
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses an AC-DC power of crashproof, include power module, heat dissipation module, base and fix the shell on the base, the four corners of the top surface of shell is run through and is had the rubber ring between the up end of mounting and shell, the up end of base is fixed with the sleeve, the below that has telescopic link and telescopic link in the sleeve has the spring, backup pad fixed connection on spring and the base, be connected with the cover on the up end of backup pad, be fixed with the support on the both sides wall of shell. The utility model discloses in, the shell receives the striking after, and the support absorbs outside impact energy through warping, and mounting compression rubber ring downstream, telescopic link compression spring avoids power module to take place to damage to backup pad and upper portion component bradyseism simultaneously.

Description

Anti-collision AC-DC power supply

Technical Field

The utility model relates to an electrical equipment component technical field especially relates to an AC-DC power of crashproof.

Background

The AC-DC power supply is specially used for converting alternating voltage into direct voltage, the direct voltage power supply is provided with a positive electrode and a negative electrode, the potential of the positive electrode is high, and the potential of the negative electrode is low; when the two electrodes are communicated with the circuit, the direct current power supply can maintain a constant potential difference between the two electrodes, so that a constant current from the positive pole to the negative pole is formed in the external circuit, and the power supply equipment is used by a load. However, after the existing AC-DC power supply is impacted by the outside, the impact resistance is low and the anti-seismic performance is not high, and the AC-DC power supply is easy to be damaged after the impact, so that the use is very inconvenient.

Therefore, the utility model provides an AC-DC power of crashproof.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, an anti-collision AC-DC power supply is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an AC-DC power of crashproof, includes power module, heat dissipation module, base and fixes the shell on the base, the four corners of the top surface of shell run through and have the rubber ring between the up end of mounting and shell, the up end of base is fixed with the sleeve, the below that has telescopic link and telescopic link in the sleeve has the spring, backup pad fixed connection on spring and the base, be connected with the cover on the up end of backup pad, be fixed with the support on the both sides wall of shell.

As a further description of the above technical solution:

the two sides of the bottom end of the shell are provided with ears which are connected with the base through screws.

As a further description of the above technical solution:

the lower end of the side wall of the long edge of the cover is provided with a connecting block which is connected with the supporting plate through screws.

As a further description of the above technical solution:

radiating holes are formed in two side walls of the long edge of the shell.

As a further description of the above technical solution:

the upper end surface of the cover is provided with a small hole.

As a further description of the above technical solution:

the telescopic rod is in sliding fit with the sleeve, and a convex ring is arranged at the bottom end of the telescopic rod and is clamped with the sleeve opening of the sleeve.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the shell receives the striking after, and the support absorbs outside impact energy through warping, and mounting compression rubber ring downstream, telescopic link compression spring avoids power module to take place to damage to backup pad and upper portion component bradyseism simultaneously.

2. The utility model discloses in, have the louvre on the lateral wall of shell, the aperture on the inside heat dissipation module of cover and the up end for the heat that the power produced is convenient for spill to external environment.

Drawings

Fig. 1 is a schematic view illustrating a front view internal structure provided according to an embodiment of the present invention;

fig. 2 shows a schematic top view structure provided according to an embodiment of the present invention;

fig. 3 is a schematic side view of a structure provided according to an embodiment of the present invention;

fig. 4 is a schematic diagram illustrating a top view of a cover according to an embodiment of the present invention;

fig. 5 is a schematic diagram illustrating a part B enlarged structure of fig. 1 according to an embodiment of the present invention;

illustration of the drawings:

1. a base; 2. a housing; 21. an ear; 22. heat dissipation holes; 3. a fixing member; 4. a rubber ring; 5. a support plate; 6. a sleeve; 7. a telescopic rod; 8. a spring; 9. a cover; 91. connecting blocks; 92. a small hole; 10. a support; 11. a power supply module; 12. a heat dissipation module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an anti-collision AC-DC power supply comprises a power supply module 11, a heat dissipation module 12, a base 1 and a shell 2 fixed on the base 1, wherein fixing pieces 3 penetrate through four corners of the top surface of the shell 2, a rubber ring 4 is arranged between the fixing pieces 3 and the upper end surface of the shell 2, the fixing pieces 3 can slide up and down on the shell 2, the fixing pieces 3 compress the rubber ring 4 to buffer external collision, a sleeve 6 is fixed on the upper end surface of the base 1, an expansion rod 7 is arranged in the sleeve 6, a spring 8 is arranged below the expansion rod 7, the spring 8 is fixedly connected with a supporting plate 5 on the base 1, when a power supply is collided, the expansion rod 7 compresses the spring 8 to buffer the vibration of the power supply module 11 after the power supply is collided, circuit elements are prevented from being damaged, a cover 9 is connected on the upper end surface of the supporting plate 5, supports 10 are fixed on two side walls of the shell 2, the power supply housing 2 is protected from deformation after impact.

Specifically, as shown in fig. 1, two sides of the bottom end of the housing 2 have ears 21 to be connected with the base 1 through screws, so that the housing 2 is stably fixed on the base 1.

Specifically, as shown in fig. 1, the lower end of the side wall of the long side of the cover 9 is provided with a connecting block 91 which is connected with the support plate 5 through a screw, so that the cover 9 is stably fixed on the support plate 5.

Specifically, as shown in fig. 3, heat dissipation holes 22 are formed on two side walls of the long side of the housing 2, so that heat in the power supply can be dissipated to the external environment.

Specifically, as shown in fig. 4, the upper end surface of the cover 9 has small holes 92 so that the heat in the cover 9 is blown out by the heat dissipation module 12.

Specifically, as shown in fig. 5, the telescopic rod 7 is in sliding fit with the sleeve 6, and the bottom end of the telescopic rod 7 is provided with a convex ring to be engaged with the opening of the sleeve 6, so that the telescopic rod 7 cannot slide out of the sleeve 6.

The working principle is as follows: when the power supply is used, when the power supply is impacted by the fixing piece 3, the rubber ring 4 is compressed, external impact is buffered, the brackets 10 on the two sides of the shell 2 are made of aluminum alloy, the aluminum alloy deforms when stressed and buffers the external impact, the supporting plate 5 and the components on the upper portion of the supporting plate can compress the telescopic rod 7 and compress the spring 8, vibration and impact caused by the external part are buffered, the power supply module 11 is prevented from being damaged, the heat in the cover 9 can be dissipated to the external environment through the small holes 92 and the heat dissipation holes 22 by the heat dissipation module 12, and the problem that the power supply module 11 is overheated when working.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a AC-DC power of crashproof, includes power module (11), heat dissipation module (12), base (1) and fixes shell (2) on base (1), its characterized in that, the four corners of the top surface of shell (2) run through and have between the up end of mounting (3) and shell (2) rubber ring (4), the up end of base (1) is fixed with sleeve (6), the below that has telescopic link (7) and telescopic link (7) in sleeve (6) has spring (8), backup pad (5) fixed connection on spring (8) and the base (1), be connected with cover (9) on the up end of backup pad (5), be fixed with support (10) on the both sides wall of shell (2).

2. An anti-collision AC-DC power supply according to claim 1, characterized in that the housing (2) has ears (21) at both sides of the bottom end to be connected with the base (1) by screws.

3. An anti-collision AC-DC power supply according to claim 1, characterized in that the lower end of the side wall of the long side of the cover (9) is provided with a connecting block (91) which is connected with the supporting plate (5) through screws.

4. The AC-DC power supply of claim 1, wherein the casing (2) has heat dissipation holes (22) on two side walls of its long side.

5. An impact resistant AC-DC power supply according to claim 1, wherein the cover (9) has an aperture (92) in its upper end face.

6. An anti-collision AC-DC power supply according to claim 1, characterized in that the telescopic rod (7) is in sliding fit with the sleeve (6) and the bottom end of the telescopic rod (7) has a convex ring to be clamped with the opening of the sleeve (6).