CN211128848U

CN211128848U - Anti-electromagnetic radiation cavity dividing structure

Info

Publication number: CN211128848U
Application number: CN201922304577.2U
Authority: CN
Inventors: 谢胜涛; 阳宁峰; 涂高品; 易文珊
Original assignee: Chongqing Xnd Communication Co ltd
Current assignee: Chongqing Xnd Communication Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-07-28
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses an anti electromagnetic radiation divides cavity structure, which comprises an outer shell, the rigid coupling has a plurality of baffles in the shell, the baffle is the shielding of metal material in order to realize the electromagnetic radiation of baffle both sides, the baffle separates into the cavity that is not connected each other in with the shell, the rigid coupling has the fixed plate on the baffle, and the rigid coupling has the bottom plate that the level was arranged on the fixed plate, electric capacity unit places on the bottom plate, be provided with a cardboard that can move towards/keep away from the fixed plate direction on the bottom plate, so that the cardboard blocks electric capacity unit between cardboard and fixed plate. The utility model discloses a be provided with a series of structures and make this device can play shielded effect, the installation that can also be convenient for the electric capacity unit to the power in the use.

Description

Anti-electromagnetic radiation cavity dividing structure

Technical Field

The utility model relates to a power field specifically is an anti-electromagnetic radiation divides chamber structure.

Background

At present, the electromagnetic compatibility design difficulty in the power supply field is mainly in conduction and radiation, the processing means for conduction is mainly filtering strong input and output, and the processing means for radiation is mainly shielding a strong enclosure.

To achieve high electromagnetic radiation resistance, the power supply enclosure needs to be designed such that the gap between the device mounted on the enclosure and the enclosure is shielded well. Generally, the power supply with electromagnetic compatibility requirement is selected to have aviation plug with shielding effect. But the terminal and the connector are selected for a plurality of times on a power supply with narrow space and low cost requirement. Such connectors are plastic packages, do not have shielding, and are difficult to handle in terms of electromagnetic compatibility. The power supply using the plastic connector is generally subjected to local shielding treatment by adopting conductive cloth or copper foil, so that the operation difficulty is high, the reliability is low and the consistency is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned technical problem, provide an anti-electromagnetic radiation divides chamber structure, this anti-electromagnetic radiation divides chamber structure to have solved effectively among the prior art the problem of carrying out the shielding processing inconvenient to the power that the space is narrow and small, the cost requirement is low.

The technical scheme of the utility model as follows: an anti-electromagnetic radiation cavity dividing structure comprises a shell, wherein a plurality of clapboards are fixedly connected in the shell, the clapboards are made of metal materials to shield electromagnetic radiation on two sides of the clapboards, the clapboards divide the interior of the shell into cavities which are not connected with each other, fixed plates are fixedly connected on the clapboards, horizontally arranged bottom plates are fixedly connected on the fixed plates, a capacitor unit is placed on the bottom plates, and a clamping plate capable of moving towards the direction close to/away from the fixed plates is arranged on the bottom plates so that the clamping plate clamps the capacitor unit between the clamping plate and the fixed plates; the clamp plate and the fixing plate are both provided with through holes for leading in wires passing through the capacitor units, the clamp plate is divided into an upper plate and a lower plate, the bottom surface of the lower plate is located on the bottom plate, the upper plate can rotate on the upper end face of the lower plate, and the upper plate and the lower plate are both provided with half through holes which are axially split.

Preferably, a fixed seat is fixedly connected to the bottom surface of the lower plate, the fixed seat extends into the bottom plate, a lead screw capable of freely rotating around the axis of the lead screw is arranged in the bottom plate, the axis of the lead screw is perpendicular to the fixed plate, the lead screw penetrates through the fixed seat, and the lead screw is in threaded fit with the fixed seat.

Preferably, the bottom plate is provided with a sliding groove, the fixing seat is positioned in the sliding groove, and the extending direction of the sliding groove is the same as the direction of the screw rod.

Preferably, the upper plate is fixedly connected with a first base and a second base, the second base is inserted into the lower plate, the upper plate can rotate around the first base in a vertical plane, and when the second base is inserted into the lower plate, the upper plate and the lower plate can be stably connected together.

Preferably, a pin shaft is fixedly connected in the lower plate, and the pin shaft penetrates through the first base so that the first base can rotate around the pin shaft.

Preferably, a clamping block is fixedly connected in the lower plate, the clamping block is made of elastic materials, the clamping block is located on a contact surface of the second base and the lower plate, and when the second base is inserted into the lower plate, the clamping block is extruded by the second base to deform so as to prevent the second base from being separated from the lower plate.

Preferably, a connecting seat is fixedly connected to the side face, far away from the bottom plate, of the fixing plate, threads are arranged on the surface of the connecting seat, and the connecting seat can be fixed on the partition plate through the threads.

Preferably, the bottom plate is provided with a plurality of heat dissipation holes.

The utility model has the advantages that:

through being provided with baffle and electric capacity unit, can play the effect of shielding to the power when this device uses, avoided electromagnetic radiation to the influence that power work caused. And in the using process of the device, the operation is simple. The reliability is high.

Through being provided with fixed plate, bottom plate and cardboard, can convenience of customers carry out fixed mounting to the electric capacity unit, replace traditional welded mode, reduce the spoilage of electric capacity unit, when fixing electric capacity unit, the operation is quick and simple moreover.

Through being provided with upper plate and hypoplastron, can be when this device uses, convenience of customers places the electric capacity unit on the bottom plate to made things convenient for user's use to this device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the combination of the fixing plate and the clamping plate.

Fig. 3 is an enlarged structural view of the base plate.

FIG. 4 is an enlarged view of the chuck plate.

Element number description: 1. a housing; 2. a partition plate; 3. a cavity; 4. a fixing plate; 5. a capacitor unit; 6. a base plate; 7. clamping a plate; 71. an upper plate; 72. a lower plate; 8. a screw rod; 9. a fixed seat; 10. a through hole; 11. a baffle plate; 12. a connecting seat; 13. a chute; 14. heat dissipation holes; 15. a first base; 16. a pin shaft; 17. a clamping block; 18. a second base.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1-4, an anti-electromagnetic radiation divides chamber structure, including shell 1, the rigid coupling has a plurality of baffles 2 in shell 1, baffle 2 is the shielding of the electromagnetic radiation of metal material in order to realize baffle 2 both sides, baffle 2 separates into the cavity 3 that is not connected each other in the shell 1, the rigid coupling has fixed plate 4 on baffle 2, and the rigid coupling has the bottom plate 6 of horizontal arrangement on fixed plate 4, electric capacity unit 5 is placed on bottom plate 6, be provided with a cardboard 7 that can move towards being close to/keeping away from fixed plate 4 direction on bottom plate 6, so that cardboard 7 blocks electric capacity unit 5 between cardboard 7 and fixed plate 4, electric capacity unit 5's position is fixed this moment. The clamping plate 7 and the fixing plate 4 are both provided with through holes 10 for passing through the inlet wire of the capacitor unit 5, the clamping plate 7 is divided into an upper plate 71 and a lower plate 72, the bottom surface of the lower plate 72 is located on the bottom plate 6, the upper plate 71 can rotate on the upper end surface of the lower plate 72, the upper plate 71 and the lower plate 72 are both provided with half through holes 10 which are axially cut open, and when the upper plate 71 is located above the lower plate 72, the through holes 10 are circular, so that the inlet wire of the capacitor unit 5 passes through the upper plate 71.

When this device used, the user placed the power in shell 1, and baffle 2 can separate every power, and baffle 2 is the metal material to the shielded effect has been played. The use of the capacitor unit 5 facilitates the connection between the power sources. When the capacitor unit 5 is installed, a user rotates the upper plate 71 first, then places the capacitor unit 5 on the bottom plate 6, the incoming line and the outgoing line on the capacitor unit 5 are just positioned in the through hole 10, rotates the upper plate 71 to the upper side of the lower plate 72, and at this time, the upper plate 71 and the lower plate 72 can be stably connected together. A baffle 11 is fixedly connected to one end, far away from the fixed plate 4, of the bottom plate 6, and the clamping plate 7 can be prevented from being separated from the bottom plate 6 due to the baffle 11.

A fixed seat 9 is fixedly connected to the bottom surface of the lower plate 72, the fixed seat 9 extends into the bottom plate 6, a screw rod 8 capable of freely rotating around the axis of the bottom plate 6 is arranged in the bottom plate 6, the axis of the screw rod 8 is perpendicular to the fixed plate 4, the screw rod 8 penetrates through the fixed seat 9, and the screw rod 8 is in threaded fit with the fixed seat 9. The user can move the card 7 by rotating the lead screw 8, thereby clamping the capacitor unit 5 between the card 7 and the fixing plate 4.

Seted up spout 13 on bottom plate 6, fixing base 9 is located spout 13, and the extending direction of spout 13 is the same with the direction of lead screw 8, and fixing base 9 stretches into spout 13 in, and fixing base 9 can remove along spout 13 to the slip of cardboard 7 has been made things convenient for.

The first base 15 and the second base 18 are fixed on the upper plate 71, the second base 18 is inserted into the lower plate 72, the upper plate 71 can rotate around the first base 15 in a vertical plane, and when the second base 18 is inserted into the lower plate 72, the upper plate 71 and the lower plate 72 can be stably connected together. When the user needs to install the capacitor unit 5, the user can place the capacitor unit 5 on the bottom plate 6 after rotating the upper plate 71 by a certain angle, so that the inlet wire of the capacitor unit 5 passes through the clamping plate 7.

A pin 16 is fixed in the lower plate 72, and the pin 16 passes through the first base 15 so that the first base 15 can rotate around the pin 16.

A latch 17 is further fixed in the lower plate 72, the latch 17 is made of an elastic material, the latch 17 is located on a contact surface between the second base 18 and the lower plate 72, and when the second base 18 is inserted into the lower plate 72, the latch 17 is deformed by the extrusion of the second base 18 to prevent the second base 18 from being separated from the lower plate 72. The use of the elastic latch 17 facilitates the user to connect the upper plate 71 and the lower plate 72 together, and ensures the stability between the upper plate 71 and the lower plate 72. A slot may be further formed on the second base 18 to cooperate with the latch 17.

A connecting seat 12 is fixedly connected to the side surface of the fixing plate 4 far away from the bottom plate 6, threads are arranged on the surface of the connecting seat 12, and the connecting seat 12 can be fixed on the partition plate 2 through the threads. The use of the connecting seat 12 can facilitate the user to connect the fixing plate 4 with the partition plate 2, thereby facilitating the user to install the capacitor unit 5 on the partition plate 2.

The bottom plate 6 is provided with a plurality of heat dissipation holes 14. When the device is used, the capacitor unit 5 can emit heat, and the heat emission holes 14 can accelerate the emission of the heat between the capacitor unit 5 and the bottom plate 6.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an anti-electromagnetic radiation divides cavity structure, includes shell (1), its characterized in that: the electromagnetic radiation shielding device is characterized in that a plurality of clapboards (2) are fixedly connected in a shell (1), the clapboards (2) are made of metal materials to shield electromagnetic radiation on two sides of each clapboard (2), the clapboards (2) separate the shell (1) into cavities (3) which are not connected with each other, a fixed plate (4) is fixedly connected on each clapboard (2), a horizontally arranged bottom plate (6) is fixedly connected on each fixed plate (4), a capacitor unit (5) is placed on each bottom plate (6), and a clamping plate (7) capable of moving towards the direction close to/far away from the fixed plate (4) is arranged on each bottom plate (6) so that the clamping plate (7) clamps the capacitor unit (5) between the clamping plate (7) and the fixed plate (4); through holes (10) are formed in the clamping plate (7) and the fixing plate (4) to penetrate through the inlet wire of the capacitor unit (5), the clamping plate (7) is divided into an upper plate (71) and a lower plate (72), the bottom surface of the lower plate (72) is located on the bottom plate (6), the upper plate (71) can rotate on the upper end face of the lower plate (72), and the upper plate (71) and the lower plate (72) are provided with half through holes (10) which are axially cut open.

2. The split cavity structure for resisting electromagnetic radiation of claim 1, wherein: the bottom surface of the lower plate (72) is fixedly connected with a fixed seat (9), the fixed seat (9) extends into the bottom plate (6), a screw rod (8) capable of freely rotating around the axis of the screw rod is arranged in the bottom plate (6), the axis of the screw rod (8) is perpendicular to the fixed plate (4), the screw rod (8) penetrates through the fixed seat (9), and the screw rod (8) is in threaded fit with the fixed seat (9).

3. The split cavity structure for resisting electromagnetic radiation of claim 2, wherein: a sliding groove (13) is formed in the bottom plate (6), the fixing seat (9) is located in the sliding groove (13), and the extending direction of the sliding groove (13) is the same as the direction of the screw rod (8).

4. The split cavity structure for resisting electromagnetic radiation of claim 1, wherein: a first base (15) and a second base (18) are fixedly connected to the upper plate (71), the second base (18) is inserted into the lower plate (72), the upper plate (71) can rotate around the first base (15) in a vertical plane, and when the second base (18) is inserted into the lower plate (72), the upper plate (71) and the lower plate (72) can be stably connected together.

5. The split cavity structure for resisting electromagnetic radiation of claim 4, wherein: a pin shaft (16) is fixedly connected in the lower plate (72), and the pin shaft (16) penetrates through the first base (15) so that the first base (15) can rotate around the pin shaft (16).

6. The split cavity structure for resisting electromagnetic radiation of claim 4, wherein: a fixture block (17) is further fixedly connected in the lower plate (72), the fixture block (17) is made of elastic materials, the fixture block (17) is located on a contact surface of the second base (18) and the lower plate (72), and when the second base (18) is inserted into the lower plate (72), the fixture block (17) is extruded by the second base (18) to deform so as to prevent the second base (18) from being separated from the lower plate (72).

7. The split cavity structure for resisting electromagnetic radiation of claim 1, wherein: a connecting seat (12) is fixedly connected to the side face, far away from the bottom plate (6), of the fixing plate (4), threads are arranged on the surface of the connecting seat (12), and the connecting seat (12) can be fixed on the partition plate (2) through the threads.

8. The split cavity structure for resisting electromagnetic radiation of claim 1, wherein: the bottom plate (6) is provided with a plurality of heat dissipation holes (14).