CN211892884U

CN211892884U - Anti-interference power module

Info

Publication number: CN211892884U
Application number: CN201922216741.4U
Authority: CN
Inventors: 蒋峥
Original assignee: Hangzhou Taiyuan Electric Co ltd
Current assignee: Hangzhou Taiyuan Electric Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-11-10
Anticipated expiration: 2029-12-11

Abstract

The utility model provides an anti-interference power module belongs to and fills the electric pile field. The anti-interference power module comprises a power module body, a shell and a clamping assembly. The shell comprises a base and a cover body, the cover body is arranged on the surface of the base, the lower end of the cover body is movably connected with the base, the positioning pin is connected to the upper end of the cover body in a sliding manner, the limiting blocks are fixed on two sides of the cover body, limiting grooves are formed in two sides of the base, the limiting blocks are clamped with the limiting grooves in a sliding manner, positioning holes are formed in the surface of the base, and one end of the positioning pin is matched and spliced with the positioning holes; the base is fixed on filling the electric pile mount, and through covering the effective separation electromagnetic interference of shielding layer at cover body inner wall, the interference killing feature improves, is difficult for receiving electromagnetic interference, stability reinforcing, through setting up stopper and spacing groove joint in cover body upper end both sides, is convenient for open and close the cover body, and the convenience is overhauld the processing to the power module body.

Description

Anti-interference power module

Technical Field

The utility model relates to a fill the electric pile field, particularly, relate to an anti-interference power module.

Background

At present, with the development of new energy automobiles, consumers have higher and higher requirements on new energy automobiles, and the requirements on high speed, long endurance and high charging speed are also required. Therefore, with the rapid development of new energy vehicles, the charging pile is also rapidly developed.

Traditional electric pile power module that fills only fixes in the casing, and it is frequent to fill electric pile, needs often to overhaul power module, and current power module setting is fixed through the bolt in the casing, not only is not convenient for dismantle, also does not have anti electromagnetic interference's ability.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above insufficiency, the utility model provides an anti-interference power module aims at improving the power module and is not convenient for the dismouting and receive electromagnetic interference's problem.

The utility model discloses a realize like this:

the utility model provides an anti-interference power module, including power module body, shell and joint subassembly.

The shell comprises a base and a cover body, the cover body is arranged on the surface of the base, the lower end of the cover body is movably connected with the base, the base and the cover body surround to form a sealed cavity, the power module body is fixed in the cavity, and the inner wall of the cover body is covered with a shielding layer. The clamping assembly comprises a positioning pin and a limiting block, the positioning pin is connected to the upper end of the cover body in a sliding mode, the limiting block is fixed to two sides of the cover body, limiting grooves are formed in two sides of the base, the limiting block is connected with the limiting grooves in a sliding mode in a clamping mode, positioning holes are formed in the surface of the base, and one end of the positioning pin is connected with the positioning holes in a matched and inserting mode.

The utility model discloses an in one embodiment, base both sides fixedly connected with baffle, the spacing groove is seted up the baffle internal surface, the spacing groove sets up the baffle upper end, spacing groove one end arc sets up and level and smooth extension reaches the baffle terminal surface.

The utility model discloses an in one embodiment, the bar groove has been seted up to the baffle inner wall, the bar groove sets up the baffle lower extreme, the cover body both sides are fixed with the pivot, the one end of pivot slides and pegs graft the bar inslot.

The utility model discloses an in one embodiment, cover body upper end is fixed with the installation ear, the locating pin slides and pegs graft in the mounting hole that the installation ear surface was seted up.

The utility model discloses an in the embodiment, the locating pin is connected with the elastic component, the one end of elastic component with the installation ear is connected, the one end of locating pin is fixed with the pull ring.

In an embodiment of the present invention, the shielding layer includes a stainless steel mesh plate and a silver fiber cloth, the silver fiber cloth is attached to the inner wall of the cover body, and the stainless steel mesh plate is fixed on the outer surface of the silver fiber cloth.

In an embodiment of the utility model, the internal heat-conducting plate that is fixed with of cover, the external fixed surface of cover has the heating panel, the heat-conducting plate with the heating panel is connected, the heating panel surface can be connected with radiating fin.

In an embodiment of the present invention, the heat conducting plate is embedded in the cover inner wall, the power module body is fixed on the surface of the heat conducting plate, the heat conducting plate is coated with heat conducting silicone grease on the contact surface of the heat conducting plate, and the power module body is coated with heat conducting silicone grease on the contact surface of the heat conducting plate.

The utility model discloses an in an embodiment, air inlet and thermovent have been seted up to cover body side wall, the air inlet with thermovent department all is fixed with dustproof otter board, the air inlet is seted up cover body both sides, the thermovent is seted up cover body bottom, thermovent department is fixed with the heat dissipation fan.

The utility model discloses an in one embodiment, cover inner wall is fixed with the screw thread post, the power module body is fixed in the screw thread post, the counter bore has been seted up on the base surface.

The utility model has the advantages that: the utility model discloses an anti-interference power module that above-mentioned design obtained, during the use, the base is fixed on filling the electric pile mount, through covering the effective separation electromagnetic interference of shielding layer at cover internal wall, the interference killing feature improves, be difficult for receiving electromagnetic interference, stability reinforcing, through setting up stopper and spacing groove joint in cover body upper end both sides, be convenient for open and close the cover body, the convenience is overhauld the power module body, the locating pin of setting locks the cover body, the reduction is influenced by external force and is opened, convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a schematic view of a heat dissipation port structure provided in an embodiment of the present invention;

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

fig. 4 is a schematic structural view of the cover body according to the embodiment of the present invention when the cover body is opened;

fig. 5 is a schematic structural view of a positioning pin according to an embodiment of the present invention.

In the figure: 100-power module body; 300-a housing; 310-a base; 311-baffles; 312-a strip groove; 313-a counterbore; 330-a cover body; 331-a rotating shaft; 332-mounting ears; 333-elastic member; 334-threaded post; 335-an air inlet; 336-a heat dissipation port; 337-heat dissipation fan; 350-a shielding layer; 370-a thermally conductive plate; 500-a snap-fit assembly; 510-a locating pin; 530-a limiting block; 550-a limiting groove; 570-positioning holes; 390-heat sink plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the utility model provides a. Embodiments, all other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: an anti-tamper power module includes a power module body 100, a housing 300, and a clip assembly 500.

Wherein, power module body 100 is fixed in shell 300, and shell 300 is opened and close through the joint subassembly 500 that sets up, and convenient to use is swift, is convenient for overhaul power module body 100 and handles.

Referring to fig. 1-2, the housing 300 includes a base 310 and a cover 330, the cover 330 is disposed on the surface of the base 310, the lower end of the cover 330 is movably connected to the base 310, a threaded post 334 is welded and fixed to the inner wall of the cover 330, the power module body 100 is fixedly connected to the threaded post 334 through a nut, a counter bore 313 is disposed on the surface of the base 310, the base 310 and the cover 330 surround to form a sealed cavity, the power module body 100 is fixed in the cavity, a shielding layer 350 is covered on the inner wall of the cover 330, the shielding layer 350 includes a stainless steel mesh plate and a silver fiber cloth, the silver fiber cloth is attached to the inner wall of the cover 330, the stainless steel mesh plate is fixed to the outer surface of the silver fiber cloth, the silver fiber cloth has good conductivity, and can achieve good shielding performance by cooperating with the stainless steel mesh.

Referring to fig. 3-5, the clamping assembly 500 includes a positioning pin 510 and a limiting block 530, the positioning pin 510 is slidably connected to the upper end of the cover 330, the upper end of the cover 330 is fixedly welded with a mounting lug 332, the positioning pin 510 is slidably inserted into a mounting hole formed on the surface of the mounting lug 332, the positioning pin 510 is connected with an elastic member 333, the elastic member 333 can be a spring, one end of the elastic member 333 is connected with the mounting lug 332, one end of the positioning pin 510 is fixed with a pull ring, the limiting block 530 is fixed on both sides of the cover 330, both sides of the base 310 are provided with limiting grooves 550, the limiting block 530 is slidably clamped with the limiting grooves 550, both sides of the base 310 are fixedly welded with a baffle 311, the limiting grooves 550 are formed on the inner surface of the baffle 311, the limiting grooves 550 are formed on the upper end of the baffle 311, one end of the limiting grooves, the inner wall of the baffle 311 is provided with a strip-shaped groove 312, the strip-shaped groove 312 is arranged at the lower end of the baffle 311, two sides of the cover body 330 are fixed with rotating shafts 331, one end of each rotating shaft 331 is inserted in the strip-shaped groove 312 in a sliding manner, a heat conduction plate 370 is fixed in the cover body 330, the outer surface of the cover body 330 is fixed with a heat dissipation plate 390, the heat conduction plate 370 is connected with the heat dissipation plate 390, the outer surface of the heat dissipation plate 390 can be connected with heat dissipation fins, the heat conduction plate 370 is embedded in the inner wall of the cover body 330, the power module body 100 is fixed on the surface of the heat conduction plate 370, the contact surface of the heat conduction plate 370 and the heat dissipation plate 390 is coated with heat conduction silicone grease, the contact surface of the power module body 100 and.

In other embodiments, the side wall of the cover body 330 is provided with an air inlet 335 and a heat dissipation opening 336, the ports of the air inlet 335 and the heat dissipation opening 336 are both fixed with a dustproof screen plate, the air inlet 335 is provided at two sides of the cover body 330, the heat dissipation opening 336 is provided at the bottom of the cover body 330, the heat dissipation fan 337 is fixed at the heat dissipation opening 336, the heat dissipation efficiency is further improved by additionally providing the heat dissipation fan 337, and the influence on the service life or burnout caused by the overhigh heat of the power module body 100 is prevented.

The working principle of the anti-interference power supply module is as follows: during the use, base 310 is fixed on filling the electric pile mount, through cover the effective separation electromagnetic interference of shielding layer 350 at cover body 330 inner wall, the interference killing feature improves, be difficult for receiving electromagnetic interference, stability reinforcing, through set up stopper 530 and spacing groove 550 joint in cover body 330 upper end both sides, under cover body 330 self action of gravity, stopper 530 slides to spacing groove 550 bottom, make cover body 330 and base 310 surface block, when needs are opened, promote cover body 330 to shift up, make stopper 530 slide out spacing groove 550, cover body 330 lower extreme revolutes the rotation of axle 331 and opens, be convenient for open and close cover body 330, conveniently overhaul power module body 100, the locating pin 510 of setting locks the cover body 330, reduce and receive external force to influence and open, and is convenient for use.

It should be noted that the specific model specification of the heat dissipation fan 337 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the heat dissipation fan 337 and its principle will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-interference power module, comprising

A power module body (100);

the power module comprises a shell (300), wherein the shell (300) comprises a base (310) and a cover body (330), the cover body (330) is arranged on the surface of the base (310), the lower end of the cover body (330) is movably connected with the base (310), the base (310) and the cover body (330) enclose to form a sealed cavity, the power module body (100) is fixed in the cavity, and a shielding layer (350) covers the inner wall of the cover body (330);

joint subassembly (500), joint subassembly (500) includes locating pin (510) and stopper (530), locating pin (510) sliding connection be in cover body (330) upper end, stopper (530) are fixed cover body (330) both sides, spacing groove (550) have been seted up to base (310) both sides, stopper (530) with spacing groove (550) slip joint, locating hole (570) have been seted up on base (310) surface, the one end of locating pin (510) with locating hole (570) cooperation is pegged graft.

2. The anti-interference power supply module according to claim 1, wherein baffles (311) are fixedly connected to two sides of the base (310), the limiting groove (550) is formed in an inner surface of the baffle (311), the limiting groove (550) is formed in an upper end of the baffle (311), and one end of the limiting groove (550) is arranged in an arc shape and extends smoothly to an end surface of the baffle (311).

3. The anti-interference power supply module according to claim 2, wherein a strip-shaped groove (312) is formed in an inner wall of the baffle (311), the strip-shaped groove (312) is formed in a lower end of the baffle (311), rotating shafts (331) are fixed to two sides of the cover body (330), and one end of each rotating shaft (331) is slidably inserted into the strip-shaped groove (312).

4. The antijam power supply module of claim 1, wherein the upper end of the housing (330) is fixed with a mounting lug (332), and the positioning pin (510) is slidably inserted into a mounting hole formed in the surface of the mounting lug (332).

5. The antijam power module of claim 4, characterized in that the positioning pin (510) is connected with an elastic member (333), one end of the elastic member (333) is connected with the mounting ear (332), and one end of the positioning pin (510) is fixed with a pull ring.

6. The anti-jamming power supply module according to claim 1, wherein the shielding layer (350) comprises a stainless steel mesh plate and silver fiber cloth, the silver fiber cloth is attached to the inner wall of the cover body (330), and the stainless steel mesh plate is fixed on the outer surface of the silver fiber cloth.

7. The anti-jamming power supply module according to claim 1, wherein a heat conducting plate (370) is fixed in the housing (330), a heat dissipating plate (390) is fixed on the outer surface of the housing (330), the heat conducting plate (370) is connected with the heat dissipating plate (390), and heat dissipating fins can be connected to the outer surface of the heat dissipating plate (390).

8. The anti-interference power supply module according to claim 7, wherein the heat conducting plate (370) is embedded in the inner wall of the cover body (330), the power supply module body (100) is fixed on the surface of the heat conducting plate (370), the contact surface of the heat conducting plate (370) and the heat dissipation plate (390) is coated with heat conducting silicone grease, and the contact surface of the power supply module body (100) and the heat conducting plate (370) is coated with heat conducting silicone grease.

9. The anti-interference power supply module according to claim 1, wherein the side wall of the housing (330) is provided with an air inlet (335) and a heat sink (336), the air inlet (335) and the heat sink (336) are both fixed with a dustproof screen, the air inlet (335) is provided at two sides of the housing (330), the heat sink (336) is provided at the bottom of the housing (330), and the heat sink (336) is fixed with a heat sink fan (337).

10. The anti-jamming power supply module according to claim 1, wherein a threaded column (334) is fixed on an inner wall of the cover (330), the power supply module body (100) is fixed on the threaded column (334), and a counter bore (313) is formed in a surface of the base (310).