CN218005546U

CN218005546U - Low-voltage power distribution cabinet with anti-electromagnetic interference function

Info

Publication number: CN218005546U
Application number: CN202221476999.3U
Authority: CN
Inventors: 杨凯; 朱进; 殷萍; 杨梅
Original assignee: Jiangsu Meihao Electric Co ltd
Current assignee: Jiangsu Meihao Electric Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-12-09
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses a low-voltage distribution cabinet with anti-electromagnetic interference function relates to switch board technical field, the intelligent cabinet temperature adjusting device comprises a cabinet body, the top fixed mounting of the cabinet body has the mount pad of a plurality of equidistance arrangements, the slot has been seted up to the lower surface of mount pad, the mount pad has seted up the draw-in groove in slot department, the inserted bar has been cup jointed to the bottom of mount pad, the bottom fixedly connected with wave filter of inserted bar, the equal fixedly connected with sleeve of both sides lateral wall of inserted bar, telescopic inside is provided with the spring, the utility model discloses in, the mounting panel is used for installing electrical components, and the position between each mounting panel can be adjusted simultaneously, to some electrical equipment control element that the control requirement is strict, conveniently increases the distance between wherein each electrical equipment when installing it, avoids mutual interference between the electrical equipment, conveniently carries out rational utilization to the inner space of the cabinet body.

Description

Low-voltage power distribution cabinet with anti-electromagnetic interference function

Technical Field

The utility model relates to a switch board technical field especially relates to low-voltage distribution cabinet with anti-electromagnetic interference function.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; motor control centers are used in load concentration and loop-rich applications, where they distribute the power from a circuit of a higher level of distribution equipment to nearby loads, which provide protection, monitoring and control of the loads. The anti-electromagnetic interference function of the power distribution cabinet directly influences the use effect of the power distribution cabinet.

At present, when the internal equipment of the power distribution cabinet works in a charged mode, the corresponding electromagnetic effect can be generated in the working process, the electromagnetic effect can cause electromagnetic interference to the charged equipment, the electromagnetic interference inside the power distribution cabinet cannot be effectively inhibited and shielded, the anti-electromagnetic interference performance is poor, the influence is easily caused to some electrical equipment control elements with strict control requirements, the using effect of the power distribution cabinet is poor, and the using requirement cannot be met. Therefore, a low-voltage power distribution cabinet with an anti-electromagnetic interference function is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the low-voltage distribution cabinet with anti-electromagnetic interference function that proposes.

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

the low-voltage power distribution cabinet with anti-electromagnetic interference function, the intelligent cabinet temperature adjusting device comprises a cabinet body, the top fixed mounting of the cabinet body has the mount pad of a plurality of equidistance arrangements, the slot has been seted up to the lower surface of mount pad, the mount pad has seted up the draw-in groove in slot department, the inserted bar has been cup jointed to the bottom of mount pad, the bottom fixedly connected with wave filter of inserted bar, the equal fixedly connected with sleeve of both sides lateral wall of inserted bar, telescopic inside is provided with the spring, the other end fixedly connected with telescopic link of spring, the other end of telescopic link runs through and extends to telescopic outside, the extension end fixedly connected with of telescopic link presses the briquetting, press the opposite side fixedly connected with fixture block of briquetting, the equal fixed mounting in inner wall both sides of the cabinet body has the mounting bracket, the first screw hole of a plurality of equidistance arrangements is seted up to the lateral wall of mounting bracket, the outer wall sliding connection of mounting bracket has the connecting block, the second screw hole has been seted up to the lateral wall of connecting block, mounting bracket threaded connection has the opposite side fixedly connected with the mounting panel, the left part inner wall fixed mounting panel of the cabinet body has first wire casing, the equal fixed mounting of the upper portion of the right part of the cabinet body has the second wire casing, the outside of the second wire casing has cup jointed.

Preferably, the clamping block is matched with the clamping groove in size, the pressing block is L-shaped, and the slot is a square groove.

Preferably, the first screw hole is the same with the aperture size of second screw hole, the threaded rod passes first screw hole and connecting block threaded connection, how big equidistance mounting hole of arranging is seted up to the outer wall of mounting panel.

Preferably, one end of the threaded rod is fixedly connected with a plastic rotating handle, the outer wall of the plastic rotating handle is provided with anti-skidding threads, and the outer wall of one side, close to the plastic rotating handle, of the threaded rod is fixedly connected with a limiting ring.

Preferably, a plurality of first wire arranging holes arranged at equal intervals are formed in the first wire groove, the outer wall of the first wire groove is connected with the open type clamping shell, a convex strip is arranged on the outer wall of the first wire groove, a groove is formed in the inner wall of the open type clamping shell, and the convex strip at the first wire groove is matched with the groove at the open type clamping shell.

Preferably, the second wire casing is provided with a plurality of second row of line holes arranged at equal intervals, the outer wall of the second wire casing is provided with a raised line, the inner wall of the closed card shell is provided with a groove, the raised line of the second wire casing is matched with the groove of the closed card shell, and the second wire casing and the inner wall of the closed card shell are both provided with shielding layers.

Preferably, third wire arranging holes are formed in two sides of the bottom of the cabinet body, the third wire arranging holes are sleeved at the position, located on the rubber ring, of the cabinet body, and the cabinet body is made of metal plates in a welded mode.

The utility model has the advantages that:

1. the utility model discloses in, through at the internal installation wave filter of cabinet, the wave filter can carry out effective filtering to the frequency point of specific frequency in the power cord or the frequency beyond this frequency point, can restrain electromagnetic conducted interference, insert the slot with the inserted bar in, loosen and press the briquetting, the spring promotes the telescopic link and removes under the effort of spring, the telescopic link drives the fixture block through pressing the briquetting and removes, the inside that the fixture block inserted the draw-in groove, thereby accomplish the installation to the wave filter, the use of instrument such as bolt and screwdriver has also been avoided to whole process, it is very convenient to install, the installation rate of wave filter has been improved.

2. The utility model discloses in, when installing the wave filter, insert the slot with the inserted bar in, loosen and press the briquetting, the spring promotes the telescopic link and removes under the effort of spring, and the telescopic link drives the fixture block through pressing the briquetting and removes, and the fixture block inserts the inside of draw-in groove to accomplish the installation to the wave filter, whole process has also avoided the use of instruments such as bolt and screwdriver, and it is very convenient to install, has improved the installation rate of wave filter.

3. The utility model discloses in, the mounting panel is used for installing electrical components, and the position between each mounting panel can be adjusted simultaneously, to some electrical equipment control element that control requirement is strict, convenient increase wherein the distance between each electrical equipment when installing it, avoids mutual interference between the electrical equipment, conveniently carries out rational utilization to the inner space of the cabinet body.

5. The utility model discloses in, power cord such as cable is mainly used to lay in first wire casing, and in the first wire casing was arranged into through first winding displacement hole during the wire rod installation, fixed the wire rod through open card shell, the signal line was mainly placed in the second wire casing, and in the second wire casing was arranged into through second winding displacement hole during the wire rod installation, fixed the signal line through closed card shell, the second wire casing was provided with the shielding layer of weaving by the tinned copper wire and forming, can effectively shield external signal interference.

Drawings

Fig. 1 is the utility model discloses a low-voltage distribution cabinet's with anti-electromagnetic interference function structural schematic diagram.

Fig. 2 is the utility model discloses a low-voltage distribution cabinet's with anti-electromagnetic interference function mount pad, inserted bar, wave filter's structural schematic.

Fig. 3 is the structure diagram of the slot of the low-voltage distribution cabinet with anti-electromagnetic interference function of the present invention.

Fig. 4 is the utility model discloses a low-voltage distribution cabinet's with anti-electromagnetic interference function sleeve, spring, telescopic link's structural schematic.

Fig. 5 is the utility model discloses a low-voltage distribution cabinet's with anti-electromagnetic interference function mounting bracket, connecting block, the top view of threaded rod.

Fig. 6 is a side view of the utility model discloses a low-voltage distribution cabinet's mounting bracket with anti-electromagnetic interference function.

Fig. 7 is the utility model discloses a side view of low-voltage distribution cabinet's connecting block with anti-electromagnetic interference function.

Fig. 8 is the utility model discloses a structure schematic diagram that threaded rod, plastics of low-voltage distribution cabinet change handle with anti-electromagnetic interference function.

Fig. 9 is the structure schematic diagram of the first wire casing and the open card shell of the low-voltage distribution cabinet with the anti-electromagnetic interference function of the present invention.

Fig. 10 isbase:Sub>A schematic diagram ofbase:Sub>A partial structure atbase:Sub>A-base:Sub>A in fig. 9 of the low-voltage power distribution cabinet with an electromagnetic interference resistance function according to the present invention.

Fig. 11 is the structure diagram of the closed card shell of the low-voltage distribution cabinet with the anti-electromagnetic interference function of the utility model.

Fig. 12 isbase:Sub>A schematic view ofbase:Sub>A partial structure atbase:Sub>A-base:Sub>A in fig. 11 of the low voltage power distribution cabinet with anti-electromagnetic interference function according to the present invention.

Fig. 13 is a schematic view of a partial structure at B-B in fig. 11 of the low-voltage power distribution cabinet with anti-electromagnetic interference function according to the present invention.

Reference numbers in the figures: 1. a cabinet body; 2. a mounting seat; 3. inserting a rod; 4. a filter; 5. a limiting ring; 6. a first wire slot; 7. an open card housing; 8. a second wire slot; 9. a closed card shell; 10. A shielding layer; 11. a first line of holes; 12. a second line hole; 13. a mounting frame; 1301. a first threaded hole; 14. mounting a plate; 15. a third row of holes; 16. a rubber ring; 17. connecting blocks; 1701. a second threaded hole; 18. a threaded rod; 19. plastic rotating handles; 20. inserting slots; 21. a card slot; 22. a sleeve; 23. pressing the block; 24. a clamping block; 25. a spring; 26. a telescopic rod.

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.

The embodiment is as follows:

as shown in figures 1 to 13:

the low-voltage power distribution cabinet with the anti-electromagnetic interference function comprises a cabinet body 1, wherein a plurality of mounting seats 2 which are arranged at equal intervals are fixedly mounted at the top of the cabinet body 1, slots 20 are formed in the lower surface of the mounting seats 2, slots 21 are formed in the positions, located in the slots 20, of the mounting seats 2, insertion rods 3 are sleeved at the bottoms of the mounting seats 2, filters 4 are fixedly connected to the bottoms of the insertion rods 3, sleeves 22 are fixedly connected to the side walls of the two sides of the insertion rods 3, springs 25 are arranged inside the sleeves 22, telescopic rods 26 are fixedly connected to the other ends of the springs 25, the other ends of the telescopic rods 26 penetrate through and extend to the outside of the sleeves 22, pressing blocks 23 are fixedly connected to the extending ends of the telescopic rods 26, clamping blocks 24 are fixedly connected to the other sides of the pressing blocks 23, the clamping blocks 24 are matched with the sizes of the slots 21, and when the clamping blocks 24 are inserted into the slots 21, thereby accomplish the installation to wave filter 4, press briquetting 23 to be the L type, slot 20 is square groove, square groove is convenient for fix a position, the equal fixed mounting in inner wall both sides of the cabinet body 1 has mounting bracket 13, the first screw hole 1301 of a plurality of equidistance range is seted up to mounting bracket 13's lateral wall, mounting bracket 13's outer wall sliding connection has connecting block 17, second screw hole 1701 has been seted up to connecting block 17's lateral wall, mounting bracket 13 threaded connection has threaded rod 18, connecting block 17's opposite side fixedly connected with mounting panel 14, the left part inner wall fixed mounting of the cabinet body 1 has first wire casing 6, power cord such as cable is mainly used for laying in first wire casing 6, the upper portion and the equal fixed mounting in right part inner wall of the cabinet body 1 have second wire casing 8, closed card shell 9 has been cup jointed to the outside of second wire casing 8, the signal line is mainly placed to second wire casing 8.

First screw hole 1301 is the same with the aperture size of second screw hole 1701, threaded rod 18 passes first screw hole 1301 and connecting block 17 threaded connection, how big equidistance the mounting hole of arranging is seted up to the outer wall of mounting panel 14, the one end fixedly connected with plastics of threaded rod 18 changes 19, plastics change and are provided with anti-skidding line 19's outer wall, threaded rod 18 is close to plastics and changes one side outer wall fixedly connected with spacing ring 5 of 19, make second screw hole 1701 align with first screw hole 1301, manual rotation plastics change 19 insert second screw hole 1701 with threaded rod 18, thereby accomplish the fixed to connecting block 17.

First wire casing 6 has been seted up a plurality of equidistance first winding displacement hole 11 of arranging, the outer wall of first wire casing 6 has connect open card shell 7, the outer wall of first wire casing 6 is provided with the sand grip, open card shell 7's inner wall is provided with the recess, the sand grip of first wire casing 6 department and the recess phase-match of open card shell 7 department, first wire casing 6 mainly is used for laying power cord such as cable, arrange into first wire casing 6 through first winding displacement hole 11 during the wire rod installation, fix the wire rod through open card shell 7, second winding displacement hole 12 that a plurality of equidistance were arranged is seted up to second wire casing 8, the outer wall of second wire casing 8 is provided with the sand grip, the inner wall of closed card shell 9 is provided with the recess phase-match, second wire casing 8 all is provided with shielding layer 10 with the inner wall of closed card shell 9, shielding layer 10 is woven by the tinned copper wire and is made, arrange into second wire casing 8 through second winding displacement hole 12 during the wire rod installation, fix the signal line through closed card shell 9, be provided with in the shielding layer 10 that is formed by the effective interference of weaving, the external signal that can be interfered with.

Third row line hole 15 has all been seted up to the bottom both sides of the cabinet body 1, and the cabinet body 1 is located 16 departments of rubber ring and has cup jointed third row line hole 15, and the wire rod of the internal 1 cabinet is arranged to the external world through third row line hole 15, arranges line hole 15 through setting up two third, wherein should be used for discharging the power cord, and another is used for discharging the signal line, avoids the wire rod chaotic, and the cabinet body 1 adopts the metal sheet welding to make, and metal sheet has reliable shielding effect.

The specific use mode and function of the embodiment are as follows:

the utility model discloses during the use, the bottom of pressing block 23 is pressed to the finger, spring 25 is extruded this moment, then insert the inserted bar 3 in the slot 20, loosen pressing block 23, spring 25 promotes telescopic link 26 to remove under the effort of spring 25, telescopic link 26 drives fixture block 24 through pressing block 23 and removes, fixture block 24 inserts the inside of draw-in groove 21, thereby accomplish the installation to wave filter 4, the use of tools such as bolt and screwdriver has also been avoided in whole process, it is very convenient to install, simultaneously through installing wave filter 4 in cabinet body 1, wave filter 4 can effectively filter the frequency point of specific frequency in the power cord or the frequency beyond the frequency point, can restrain the electromagnetic conduction interference;

the above structure and process are shown in FIGS. 1-4.

Embolia mounting panel 14 in mounting bracket 13, make second screw hole 1701 align with first screw hole 1301, manual rotation plastics are changeed 19 and are inserted threaded rod 18 in second screw hole 1701, thereby accomplish the installation to mounting panel 14, mounting panel 14 is used for installing electrical components, position between each mounting panel 14 can be adjusted simultaneously, electrical equipment control element strict to some control requirements, conveniently increase the distance between each electrical equipment wherein when installing it, avoid mutual interference between the electrical equipment, conveniently carry out rational utilization to the inner space of the cabinet body 1.

Please refer to fig. 1 and fig. 5-8 for the above structure and process.

First wire casing 6 mainly is used for laying power cords such as cable, arrange into first wire casing 6 through first winding displacement hole 11 during the wire rod installation in, fix the wire rod through open card shell 7, signal line is mainly placed to second wire casing 8, arrange into second wire casing 8 through second winding displacement hole 12 during the wire rod installation in, fix the signal line through closed card shell 9, be provided with the shielding layer 10 of weaving by the tinned copper wire in the second wire casing 8, can effectively shield external signal interference.

Please refer to fig. 1 and fig. 9-13 for the structure and process.

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.

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 low-voltage power distribution cabinet with the anti-electromagnetic interference function comprises a cabinet body (1) and is characterized in that a plurality of mounting seats (2) which are arranged at equal intervals are fixedly mounted at the top of the cabinet body (1), inserting grooves (20) are formed in the lower surface of each mounting seat (2), clamping grooves (21) are formed in the positions, located in the inserting grooves (20), of the mounting seats (2), inserting rods (3) are sleeved at the bottoms of the mounting seats (2), filters (4) are fixedly connected to the bottoms of the inserting rods (3), sleeves (22) are fixedly connected to the side walls of the two sides of each inserting rod (3), springs (25) are arranged inside the sleeves (22), telescopic rods (26) are fixedly connected to the other ends of the springs (25), the other ends of the telescopic rods (26) penetrate through and extend to the outer portions of the sleeves (22), extending ends of the pressing pieces (26) are fixedly connected with clamping blocks (23), clamping blocks (24) are fixedly connected to the other sides of the inner walls of the clamping blocks (23), mounting frames (13) are fixedly mounted on the two sides of the inner walls of the cabinet body (1), first threaded holes (13) which are formed in a plurality of equidistant arrangement are formed in the side walls, a sliding connection block (17), and a second threaded hole (17) is formed in the sliding connection block (1701) of the mounting frame (17), mounting bracket (13) threaded connection has threaded rod (18), opposite side fixedly connected with mounting panel (14) of connecting block (17), the left part inner wall fixed mounting of the cabinet body (1) has first line groove (6), the upper portion and the equal fixed mounting of right part inner wall of the cabinet body (1) have second line groove (8), closed card shell (9) have been cup jointed to the outside of second line groove (8).

2. The low-voltage power distribution cabinet with the anti-electromagnetic interference function according to claim 1, wherein the fixture block (24) is matched with the fixture slot (21) in size, the pressing block (23) is L-shaped, and the insertion slot (20) is a square groove.

3. The low-voltage power distribution cabinet with the anti-electromagnetic interference function according to claim 1, wherein the first threaded hole (1301) and the second threaded hole (1701) have the same hole size, the threaded rod (18) penetrates through the first threaded hole (1301) to be in threaded connection with the connecting block (17), and the outer wall of the mounting plate (14) is provided with mounting holes which are arranged at equal intervals.

4. The low-voltage power distribution cabinet with the anti-electromagnetic interference function according to claim 1, wherein one end of the threaded rod (18) is fixedly connected with a plastic rotating handle (19), the outer wall of the plastic rotating handle (19) is provided with anti-skidding threads, and the outer wall of one side, close to the plastic rotating handle (19), of the threaded rod (18) is fixedly connected with a limiting ring (5).

5. The low-voltage power distribution cabinet with the anti-electromagnetic interference function according to claim 1, wherein the first wire groove (6) is provided with a plurality of first wire arranging holes (11) which are arranged at equal intervals, the outer wall of the first wire groove (6) is connected with an open type clamping shell (7), the outer wall of the first wire groove (6) is provided with a convex strip, the inner wall of the open type clamping shell (7) is provided with a groove, and the convex strip at the first wire groove (6) is matched with the groove at the open type clamping shell (7).

6. The low-voltage power distribution cabinet with the anti-electromagnetic interference function according to claim 1, wherein the second wire groove (8) is provided with a plurality of second wire arrangement holes (12) which are arranged at equal intervals, a raised strip is arranged on an outer wall of the second wire groove (8), a groove is arranged on an inner wall of the closed card shell (9), the raised strip at the second wire groove (8) is matched with the groove at the closed card shell (9), and shielding layers (10) are arranged on inner walls of the second wire groove (8) and the closed card shell (9).

7. The low-voltage power distribution cabinet with the anti-electromagnetic interference function according to claim 1, wherein third line holes (15) are formed in both sides of the bottom of the cabinet body (1), the third line holes (15) are sleeved at the position, located on the rubber ring (16), of the cabinet body (1), and the cabinet body (1) is made of metal plates through welding.