CN210297556U

CN210297556U - Protection device of AC-DC power module

Info

Publication number: CN210297556U
Application number: CN201921448570.1U
Authority: CN
Inventors: 林乐园
Original assignee: Shenzhen Shengji Power Supply Co Ltd
Current assignee: Shenzhen Shengji Power Supply Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-04-10
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a protection device of AC-DC power module, including protection casing, AC-DC power module main part, heat conduction silicone grease, radiator fan, coolant liquid pipe and reset spring, the sealed lid is installed at protection casing top, the installation spout has all been seted up to the inner wall both sides of protection casing, and the inside of installing the spout is embedded to have the installation slider, the internally mounted of protection casing has AC-DC power module main part. The utility model discloses a design of gland body top rubber cushion to and carry out piston motion's cooperation through reset spring self elasticity effect between base and the buffering movable plug under, when the protection casing meets external collision or jolts, the whole accessible of AC-DC power module main part installation slider carries out little unsteady vertical motion in the installation spout, thereby can effectively reduce external collision or jolt the power that produces, cause the condition of damage to AC-DC power module main part.

Description

Protection device of AC-DC power module

Technical Field

The utility model relates to a power module equipment technical field specifically is AC-DC power module's protection device.

Background

The AC-DC power module is a device capable of forming constant current in a circuit, has wide application, has larger volume in the AC-DC power module on the market at present, is generally arranged in a box to protect the AC-DC power module in the using or transporting process, has simple structure and poorer anti-vibration performance, and ensures that the AC-DC power module is easy to be damaged by external collision or jolt in the using or transporting process, thereby providing the protection device of the AC-DC power module aiming at the problems to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection device of AC-DC power module to the simple structure who proposes the box-packed putting of protection in solving above-mentioned background art, it is relatively poor to resist the vibration performance, makes AC-DC power module in use or transportation, easily receives external collision or jolt and produce the problem of damage.

In order to achieve the above object, the utility model provides a following technical scheme: the protection device of the AC-DC power module comprises a protection shell, an AC-DC power module main body, heat-conducting silicone grease, a heat-radiating fan, a cooling liquid pipe and a return spring, wherein a sealing cover body is installed at the top of the protection shell, installation sliding grooves are formed in two sides of the inner wall of the protection shell, installation sliding blocks are embedded in the installation sliding grooves, the AC-DC power module main body is installed in the protection shell, the two sides of the AC-DC power module main body are respectively welded and fixed with the installation sliding blocks, the heat-conducting silicone grease is pressed on the surface of the AC-DC power module main body, the cooling liquid pipe is arranged at the front side and the rear side of the AC-DC power module main body, the top end of the cooling liquid pipe is fixedly connected with the bottom of the sealing cover body, the heat-radiating fan is embedded in the front side of the protection shell, and a heat, the AC-DC power module is characterized in that bases are welded at four corners of the bottom of the AC-DC power module main body, buffering slots are formed in the surface of the bottom of the protection shell, a built-in cavity is arranged inside one side of each buffering slot, a buffering movable plug is arranged inside each built-in cavity, and one end of each buffering movable plug is welded and fixed with the built-in cavity through a reset spring.

Preferably, the bottom of the sealing cover body is pressed with a rubber cushion, and the bottom of the rubber cushion is tightly attached to the top end surface of the AC-DC power supply module main body.

Preferably, firm inserted bar is all welded to the both sides of sealed lid bottom, and inside firm inserted bar vertically inserted and establish the installation spout, its firm inserted bar constitutes detachable structure with the installation spout.

Preferably, the side walls of the protective shell on the surfaces of the heat dissipation fan and the heat dissipation through hole are provided with filtering dust screens.

Preferably, the joint of the base and the buffer movable plug is arranged to be a tangent plane, and the tangent plane is arranged to be inclined.

Compared with the prior art, the beneficial effects of the utility model are that: the protection device of the AC-DC power module is characterized in that through the design of the rubber cushion at the top of the sealing cover body and the cooperation of piston movement between the base and the buffer movable plug under the action of the self elasticity of the reset spring, when the protection shell encounters external collision or jolt, the whole AC-DC power module main body can perform small floating vertical movement in the installation chute through the installation sliding block, so that the force generated by the external collision or jolt can be effectively reduced, the damage condition is caused to the AC-DC power module main body, and the whole protection effect of the AC-DC power module main body is enhanced.

Through the use of the heat-conducting silicone grease matched with the cooling liquid pipe on the outer surface of the AC-DC power module main body, the heat transfer speed of the heat-conducting silicone grease is high, heat generated by the AC-DC power module main body during working is rapidly transferred into the protective shell, the heat is absorbed through the cooling liquid pipe, the left side wall of the protective shell is matched with the cooling fan to rotate to drive natural wind to continuously convey the heat into the protective shell, and the residual heat in the protective shell is dissipated out through the heat dissipation through hole, so that the heat dissipation effect of the whole device during use is improved, the whole part is few, the structural design is simple and reasonable, and the practicability is high.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 4 is a schematic view of the front view of the structure of the present invention.

In the figure: 1.a protective shell; 2. sealing the cover body; 3. a rubber cushion; 4. a buffer movable plug; 5. stabilizing the inserted rod; 6. installing a chute; 7. installing a sliding block; 8. an AC-DC power module main body; 9. heat-conducting silicone grease; 10. filtering a dust screen; 11. a fan; 12. a coolant tube; 13. a heat dissipating through hole; 14. a base; 15. a buffer slot; 16. a built-in chamber; 17. a return spring.

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, the present invention provides an embodiment: the protection device of the AC-DC power module comprises a protection shell 1, an AC-DC power module main body 8, heat-conducting silicone grease 9, a cooling fan 11, a cooling liquid pipe 12 and a reset spring 17, wherein a sealing cover body 2 is installed at the top of the protection shell 1, as shown in the attached drawing 1, a rubber cushion 3 is pressed at the bottom of the sealing cover body 2, the bottom of the rubber cushion 3 is tightly attached to the top end surface of the AC-DC power module main body 8, through the design of the rubber cushion 3, the rubber cushion 3 is mainly formed by foaming natural latex raw materials, and has the characteristics of rubber, excellent elasticity and good resilience, and cannot deform, so that the contact surface of the AC-DC power module main body 8 and the rubber cushion 3 has certain resilience, and the condition that the AC-DC power module main body 8 is damaged due to excessive force is avoided.

The protection device comprises a protection shell 1, wherein two sides of the inner wall of the protection shell 1 are respectively provided with an installation chute 6, an installation slide block 7 is embedded in the installation chute 6, an AC-DC power module main body 8 is installed in the protection shell 1, two sides of the AC-DC power module main body 8 are respectively welded and fixed with the installation slide block 7, heat-conducting silicone grease 9 is pressed on the surface of the AC-DC power module main body 8, cooling liquid pipes 12 are arranged at the positions of the front side and the rear side of the AC-DC power module main body 8, the top ends of the cooling liquid pipes 12 are fixedly connected with the bottom of a sealing cover body 2, a heat-radiating fan 11 is embedded at the front position of the protection shell 1, a heat-radiating through hole 13 is arranged at the back position of the protection shell 1, bases 14 are welded at four corners of the bottom of the AC-DC power module main body 8, a buffer slot 15 is arranged on the surface, and the built-in cavity 16 is internally provided with a buffering movable plug 4, one end of the buffering movable plug 4 is welded and fixed with the built-in cavity 16 through a return spring 17, as shown in attached figures 1 and 3, the two sides of the bottom of the sealing cover body 2 are both welded with the stable insertion rods 5, the stable insertion rods 5 are vertically inserted into the mounting sliding grooves 6, the stable insertion rods 5 and the mounting sliding grooves 6 form a detachable structure, the joint of the base 14 and the buffering movable plug 4 is set to be a tangent plane, and the tangent plane is inclined, when the AC-DC power module main body 8 is collided or bumped by external force in use or transportation, the AC-DC power module main body 8 vertically slides in the mounting sliding grooves 6 in a small range through the mounting sliding blocks 7, and the self elastic force action of the return spring 17, the AC-DC power module main body 8 is forced to extrude the buffering movable plug 4 into the buffering inserting grooves, and the piston moves, thereby playing a certain protection and buffering role, and when the external force is lost, the AC-DC power supply module main body 8 restores to the original state again.

The working principle is as follows: during assembly, after the sealing cover body 2 at the top of the protection shell body 1 is opened, the heat-conducting silicone grease 9 two-side installation sliding blocks 7 are aligned to the two-side installation sliding grooves 6 on the two sides of the inner wall of the protection shell body 1, vertical downward sliding is inserted, the sliding is stopped until the bases 14 at the four corners of the bottom of the AC-DC power module main body 8 abut against the buffer slots 15, the stable inserting rods 5 on the two sides of the sealing cover body 2 are aligned to the installation sliding grooves 6, the sealing cover body 2 is integrally covered by the vertical downward insertion, and then the assembly operation of the AC-DC power module main body 8 can be completed.

When the AC-DC power module main body 8 is collided or jolted by external force in the using or transporting process, the AC-DC power module main body 8 vertically slides in the installation sliding groove 6 in a small range through the installation sliding block 7 and the self elastic action of the return spring 17, the base 14 extrudes the buffer movable plug 4 into the buffer slot 15 under the stress of the AC-DC power module main body 8, and the piston moves, so that a certain protection buffer effect is achieved, and after the external force is lost, the AC-DC power module main body 8 is restored again.

Generate calorimetric in the use of AC-DC power module main part 8, transmit heat to in the protection casing 1 rapidly through AC-DC power module main part 8, and absorb its heat through coolant pipe 12, at this moment, radiator fan 11 will last the rotatory suction that produces of work always, constantly inhale protection casing 1 through filtering dust screen 10 with external natural wind source in, make external natural wind along with filtering dust screen 10's wind-force flow in protection casing 1 is inside, and will protect inside remaining heat of casing 1 and the dust and distribute away through cooling hole 13, heat and outside air form the convection current in the protection casing 1, make the heat can in time discharge, radiating effect when improving whole device and using, it is above the utility model discloses a whole theory of operation.

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

The protection device of the AC-DC power supply module comprises a protection shell (1), an AC-DC power supply module main body (8), heat-conducting silicone grease (9), a heat-radiating fan (11), a cooling liquid pipe (12) and a reset spring (17), and is characterized in that: the protection device is characterized in that a sealing cover body (2) is installed at the top of the protection shell body (1), installation sliding grooves (6) are formed in two sides of the inner wall of the protection shell body (1), installation sliding blocks (7) are embedded in the installation sliding grooves (6), an AC-DC power module main body (8) is installed in the protection shell body (1), two sides of the AC-DC power module main body (8) are fixedly welded with the installation sliding blocks (7) respectively, heat conduction silicone grease (9) is pressed on the surface of the AC-DC power module main body (8), cooling liquid pipes (12) are arranged at the front side and the rear side of the AC-DC power module main body (8), the top ends of the cooling liquid pipes (12) are fixedly connected with the bottom of the sealing cover body (2), a heat dissipation fan (11) is embedded in the front side of the protection shell body (1), and heat dissipation through holes (13) are formed in the back side of the protection shell, the AC-DC power module is characterized in that bases (14) are welded at four corners of the bottom of the AC-DC power module main body (8), buffer slots (15) are formed in the surface of the bottom of the protective shell (1), a built-in cavity (16) is arranged inside one side of each buffer slot (15), a buffer movable plug (4) is arranged inside the built-in cavity (16), and one end of the buffer movable plug (4) is welded and fixed with the built-in cavity (16) through a reset spring (17).
2. The protection device for an AC-DC power supply module according to claim 1, wherein: the bottom pressfitting of sealed lid (2) has rubber cushion (3), and the bottom of rubber cushion (3) and the inseparable laminating of AC-DC power module main part (8) top surface.
3. The protection device for an AC-DC power supply module according to claim 1, wherein: both sides of sealed lid (2) bottom all weld and have firm inserted bar (5), and firm inserted bar (5) are vertical to be inserted and to be established inside installation spout (6), and its firm inserted bar (5) constitutes detachable construction with installation spout (6).
4. The protection device for an AC-DC power supply module according to claim 1, wherein: and the side walls of the protective shell (1) on the surfaces of the radiating fan (11) and the radiating through hole (13) are provided with the filtering dustproof net (10).
5. The protection device for an AC-DC power supply module according to claim 1, wherein: the connection part of the base (14) and the buffer movable plug (4) is arranged to be a tangent plane, and the tangent plane is arranged to be inclined.