CN211958024U

CN211958024U - Switch power supply

Info

Publication number: CN211958024U
Application number: CN202021098153.1U
Authority: CN
Inventors: 魏国平
Original assignee: Shenzhen Sanli Hengguang Technology Co ltd
Current assignee: Shenzhen Sanli Hengguang Technology Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2020-11-17
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a switching power supply relates to the switching power supply field, including switching power supply, the radiator-grid is installed to switching power supply's one end, switching power supply's top is connected with the fixed block, the pivot that runs through the outer wall of fixed block and extend to the other end is installed to the one end of fixed block, the outer wall of pivot is located the inboard of fixed block and has cup jointed a dust cover, and the outer wall of pivot is located one side of a dust cover and has cup jointed No. two dust covers, magnet is all installed on the top of a dust cover and No. two dust covers, one side of No. two dust covers is connected with the fixture block, one side of a dust cover is provided with the spout, the terminal is installed to switching power supply. The utility model discloses a set up a dust cover, No. two dust covers, pivot, when not using, use a dust cover and No. two dust covers as the centre of a circle rotatory with the pivot, inside impelling the spout with the fixture block, make its coincidence, wrap up switching power supply, played dirt-proof effect.

Description

Switch power supply

Technical Field

The utility model relates to a switching power supply field specifically is a switching power supply.

Background

In the prior art, a switching power supply is a voltage conversion device for converting a standard voltage into a voltage required by an electrical appliance. Structurally, switching power supply includes a casing, is provided with the circuit board in the casing, and the integration has various electronic components on the circuit board, and one side of casing is provided with binding post, and binding post is connected with the circuit board electricity. When the switching power supply is used, the power line of the electric appliance is connected with the wiring terminal.

However, the existing switching power supply has no good dustproof measure, and the exposed wiring terminal can cause careless electric shock, so that a good protection device is not provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of no dustproof measures and easy electric shock danger, a switching power supply is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a switching power supply comprises a switching power supply, wherein a heat dissipation net is installed at one end of the switching power supply, a fixed block is connected to the top end of the switching power supply, a rotating shaft which penetrates through the outer wall of the fixed block and extends to the other end is installed at one end of the fixed block, a first dustproof cover is sleeved on the outer wall of the rotating shaft and located on the inner side of the fixed block, a second dustproof cover is sleeved on one side of the outer wall of the rotating shaft and located on the first dustproof cover, the first dustproof cover and the second dustproof cover are sleeved on the rotating shaft through arranging a connecting plate, magnets are installed at the top ends of the first dustproof cover and the second dustproof cover, a clamping block is connected to one side of the second dustproof cover, a sliding groove is formed in one side of the first dustproof cover, a binding post is installed at the bottom end of the switching, one end of the spring is connected with a buckle penetrating through the inner wall of the protective cover, and a groove matched with the buckle is formed in the position where the buckle is contacted with the switching power supply.

Preferably, the rotating shaft penetrates through the outer wall of the connecting plate and is connected with the connecting plate in a rotating mode.

Preferably, both ends of the spring are respectively welded with the inside of the protective cover and the buckle.

Preferably, the inner wall of the protective cover is matched with the outer wall of the contact position of the switching power supply.

Preferably, the outer wall of the fixture block is matched with the inner wall of the sliding groove.

Preferably, the fixing block is welded at the top end of the switching power supply.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the safety cover, a spring, the buckle, when interconnecting link at the terminal, can promote the safety cover, under the spring action of spring, the buckle gets into inside the safety cover, safety cover rebound, make the terminal expose, interconnecting link finishes the back, stimulate the safety cover downwards, under the spring action, the buckle card is in the recess, make the terminal be located the inside of safety cover, the effect of preventing that the terminal from exposing the easy electric shock in the outside has been played, through setting up a dust cover, No. two dust covers, the apparatus further comprises a rotating shaft, when not using, use a dust cover and No. two dust covers to rotate as the centre of a circle in the pivot, inside propelling the spout with the fixture block, make its coincidence, wrap up switching power supply, dustproof effect has been played.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic connection diagram of the first dust cover and the second dust cover of the present invention;

fig. 3 is a partial enlarged view of a of the present invention.

Figure 4 is the structure schematic diagram of a dust cover and a chute of the utility model

In the figure: 1. a switching power supply; 2. a heat-dissipating web; 3. a chute; 4. a first dust cover; 5. a fixed block; 6. a rotating shaft; 7. a magnet; 8. a second dust cover; 9. a clamping block; 10. a protective cover; 11. a binding post; 12. a groove; 13. buckling; 14. a spring; 15. a connecting plate.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in a switching power supply, a heat dissipation net 2 is installed at one end of the switching power supply 1, a fixed block 5 is connected to the top end of the switching power supply 1, a rotating shaft 6 which penetrates through the outer wall of the fixed block 5 and extends to the other end is installed at one end of the fixed block 5, a first dust cover 4 is sleeved on the outer wall of the rotating shaft 6 at the inner side of the fixed block 5, a second dust cover 8 is sleeved on one side of the first dust cover 4 at the outer wall of the rotating shaft 6, the first dust cover 4 and the second dust cover 8 are in contact with the rotating shaft 6 through a connecting plate 15, magnets 7 are installed at the top ends of the first dust cover 4 and the second dust cover 8, a clamping block 9 is connected to one side of the second dust cover 8, a sliding groove 3 is arranged at one side of the first dust cover 4, a binding post 11, two sides of the inner wall of the protective cover 10 are connected with springs 14, one ends of the springs 14 are connected with buckles 13 penetrating through the inner wall of the protective cover 10, and grooves 12 matched with the buckles 13 are arranged at the positions where the buckles 13 are contacted with the switching power supply 1.

Please refer to fig. 3, the rotating shaft 6 penetrates through the outer wall of the connecting plate 15 and is rotatably connected to the connecting plate 15, so that the first dust cover 4 and the second dust cover 8 rotate around the rotating shaft 6.

Referring to fig. 2, two ends of the spring 14 are welded to the inside of the protective cover 10 and the latch 13, respectively, so that the spring 14 and the latch 13 are fixed inside the protective cover 10.

Referring to fig. 1, the inner wall of the protection cover 10 is engaged with the outer wall of the contact position of the switching power supply 1, so that the protection cover 10 can move along the outer wall of the switching power supply 1.

Please refer to fig. 1 and 4, the outer wall of the latch 9 is engaged with the inner wall of the sliding groove 3, so that the first dust cover 4 and the second dust cover 8 can be closed.

Please refer to fig. 1, the fixing block 5 is welded on the top of the switching power supply 1, so that the fixing block 5 is fixed with the switching power supply 1.

The working principle is as follows: when using switching power supply 1, rotatory opening of dust cover 4 and No. two dust covers 8, it is fixed mutually through magnet 7, terminal 11 is when interconnecting link, can promote safety cover 10, under spring 14's elastic force effect, buckle 13 gets into inside the safety cover, safety cover 10 moves upwards, make terminal 11 expose, interconnecting link finishes the back, stimulate safety cover 10 downwards, under spring 14's elastic force effect, buckle 13 card is in recess 12, make terminal 11 be located the inside of safety cover 10, the effect of preventing terminal 11 from exposing the easy electric shock of outside has been played, when not using, it is rotatory with pivot 6 as the centre of a circle with dust cover 4 and No. two dust covers 8, impel inside spout 3 with fixture block 9, make it coincide completely, dustproof effect has been played.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A switching power supply comprising a switching power supply (1), characterized in that: the heat dissipation net (2) is installed at one end of the switch power supply (1), the top end of the switch power supply (1) is connected with the fixed block (5), the rotating shaft (6) which penetrates through the outer wall of the fixed block (5) and extends to the other end is installed at one end of the fixed block (5), the first dustproof cover (4) is sleeved on the inner side of the fixed block (5) of the outer wall of the rotating shaft (6), the second dustproof cover (8) is sleeved on one side of the first dustproof cover (4) of the outer wall of the rotating shaft (6), the positions of the first dustproof cover (4) and the second dustproof cover (8) contacting with the rotating shaft (6) are sleeved with the rotating shaft (6) through the arrangement of the connecting plate (15), the magnets (7) are installed at the top ends of the first dustproof cover (4) and the second dustproof cover (8), one side of the second dustproof cover (8) is connected with the clamping block (9), the sliding groove, terminal (11) are installed to the bottom of switching power supply (1), the outer wall connection of switching power supply (1) has safety cover (10), the both sides of safety cover (10) inner wall are connected with spring (14), the one end of spring (14) is connected with buckle (13) that runs through safety cover (10) inner wall, buckle (13) and switching power supply (1) the position that contacts be provided with rather than assorted recess (12).

2. A switching power supply according to claim 1, characterized in that: the rotating shaft (6) penetrates through the outer wall of the connecting plate (15) and is rotatably connected with the connecting plate (15).

3. A switching power supply according to claim 1, characterized in that: two ends of the spring (14) are respectively welded with the inner part of the protective cover (10) and the buckle (13).

4. A switching power supply according to claim 1, characterized in that: the inner wall of the protective cover (10) is matched with the outer wall of the contact position of the switching power supply (1).

5. A switching power supply according to claim 1, characterized in that: the outer wall of the clamping block (9) is matched with the inner wall of the sliding groove (3).

6. A switching power supply according to claim 1, characterized in that: the fixed block (5) is welded at the top end of the switching power supply (1).