CN218631530U

CN218631530U - Neutral point grounding resistance cabinet of generator

Info

Publication number: CN218631530U
Application number: CN202223225914.7U
Authority: CN
Inventors: 吴巧玲; 吴宁; 钱爱燕; 卢凡
Original assignee: Baoding Inuoer Electrical Equipment Co ltd
Current assignee: Baoding Inuoer Electrical Equipment Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-14
Anticipated expiration: 2032-12-02

Abstract

The utility model provides a generator neutral point grounding resistance cabinet relates to resistance cabinet technical field, include: the resistance cabinet comprises a resistance cabinet body, the top fixed mounting of resistance cabinet body has the blast storehouse, the equal fixed mounting in bottom on resistance cabinet body inner chamber both sides surface has the filtration storehouse, two the inside of filtering the storehouse all is provided with drive assembly, drive assembly's surface all is provided with the clearance subassembly, the top fixed mounting on resistance cabinet body one side surface has the temperature-sensing ware, the top fixed mounting on resistance cabinet body front end surface has the controller. The utility model, through the arranged air blowing bin and the fan, carries out air cooling heat dissipation on the temperature inside the resistance cabinet body; through the rotating assembly and the cleaning assembly that set up, reach and clear away two accumulational dusts in dustproof screen window surface, avoided the jam of two dustproof screen windows to cause the inside air of resistance cabinet body not to circulate the condition.

Description

Neutral point grounding resistance cabinet of generator

Technical Field

The utility model relates to a resistance cabinet technical field especially relates to a generator neutral point grounding resistance cabinet.

Background

The resistor cabinet is a fully-called neutral point grounding resistor cabinet which is mainly arranged on a transformer neutral point, a generator neutral point and a diesel engine set neutral point so as to limit grounding current and prevent various overvoltage hazards.

However, in the prior art, when devices such as a generator in the generator neutral point grounding resistor cabinet operate, a large amount of heat can be generated in the resistor cabinet, when the time is too long, the uninterrupted circulation of air can accumulate a large amount of dust on the filter device arranged at the air outlet of the resistor cabinet or at the air outlet, and part of the traditional generator neutral point grounding resistor cabinet is not provided with a dust cleaning measure, so that the air outlet or the air outlet filter device is blocked easily, the air is not circulated, the heat in the resistor cabinet can not be removed in time, the heat dissipation effect is not ideal, and the internal devices are easily damaged.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the problem that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a generator neutral ground resistor cabinet, comprising: the resistance cabinet body, the top fixed mounting of resistance cabinet body has the bloated wind storehouse, the equal fixed mounting in bottom on resistance cabinet body inner chamber both sides surface has filter storehouse, two the inside of filtering the storehouse all is provided with drive assembly, drive assembly's surface all is provided with the clearance subassembly, the top fixed mounting on resistance cabinet body one side surface has the temperature-sensing ware, the top fixed mounting on resistance cabinet body front end surface has the controller, one side swing joint on resistance cabinet body front end surface has the sliding door, the fixed surface of sliding door has the observation window, the top fixed mounting in bloated wind storehouse has weather enclosure, resistance cabinet body bottom is the equal fixed mounting in four ends has the landing leg.

As a preferred embodiment, a fan is fixedly installed at the top of the inner cavity of the air blowing bin, a ventilation partition plate is fixedly installed at the bottom of the inner cavity of the air blowing bin, and the inner cavity of the air blowing bin is communicated with the inner cavity of the resistor cabinet body.

The technical effect of adopting the further scheme is as follows: the effect of blowing wind into the interior of the resistance cabinet body through the ventilation partition plate is achieved.

As a preferred embodiment, the drive assembly includes two small-size positive and negative motors, two the equal fixedly connected with threaded rod of output of small-size positive and negative motor, two the equal thread bush in surface of threaded rod is equipped with and removes the nut piece, two the equal fixed mounting in two surfaces of crossing the filter house inner chamber of one end of small-size positive and negative motor, two the one end of threaded rod is all through bearing fixed mounting on the surface of crossing the filter house inner chamber.

The technical effect of adopting the further scheme is as follows: the effect of driving the two movable nut blocks to move is achieved.

As a preferred embodiment, the surfaces of the two movable nut blocks are movably embedded with sliding rods, and two ends of the sliding rods are fixedly arranged on the surfaces of two sides of the inner cavities of the two filter bins.

The technical effect of adopting the further scheme is as follows: the two sliding rods limit the two movable nut blocks, and the effect of promoting the two movable nut blocks to move left and right back and forth is achieved.

As a preferred embodiment, the clearance subassembly includes two small-size motors, two the equal fixedly connected with connecting rod of small-size motor's the equal fixed cover in surface is equipped with the sleeve, two a plurality of brushes of the equal fixedly connected with in telescopic surface, two the equal fixed mounting of small-size motor is in the bottom of two removal nut pieces.

The technical effect of adopting the further scheme is as follows: the effect of driving the two sleeves to rotate is achieved.

As a preferred embodiment, a plurality of second ventilation grooves are formed in the surfaces of the two filtering bins, and dustproof screen windows are fixedly mounted on one sides of inner cavities of the two filtering bins.

The technical effect of adopting the further scheme is as follows: the function of circulating the air in the resistance cabinet body and filtering dust is achieved.

As a preferred implementation mode, a plurality of first ventilation grooves are formed in the bottom end of the two side surfaces of the resistance cabinet body, and the two dustproof screen windows are located on the inner sides of the first ventilation grooves.

The technical effect of adopting the further scheme is as follows: the functions of circulating air and filtering the air flowing in from the outside are achieved.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses, when the temperature-sensing ware detected this internal high temperature of resistance cabinet, the controller started the fan, and the fan rotates and begins to blow, and wind blows in the inside of resistance cabinet body through the ventilation baffle, carries out the forced air cooling heat dissipation to the inside temperature of resistance cabinet body, blows off hot temperature in through a plurality of draft slots two and a plurality of draft slots one, and this operation has avoided causing the damage to inside device when this internal stability of resistance cabinet is too high, influences work.

2. The utility model discloses, two small-size positive and negative motors of controller control and two small-size motors carry out intermittent type nature open and stop, two small-size positive and negative motors's rotation drives two threaded rods and rotates, and two slide bars through setting up, make two remove the screw piece and control the motion that comes and goes, thereby drive two small-size motors and control the motion that comes and goes in step, two small-size motors's rotation drives two connecting rods and rotates, thereby it rotates to drive two sleeves, a plurality of brushes and two dustproof screen window surfaces on two sleeves contact, make a plurality of brushes control the commentaries on classics brush of motion about the surface of two dustproof screen windows, thereby reach and clear away two dustproof screen window surface accumulational dusts, the jam of having avoided two dustproof screen windows causes the condition that the inside air of resistance cabinet body does not circulate.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a neutral point grounding resistor cabinet of a generator according to the present invention;

fig. 2 is an internal schematic view of a blower chamber of a generator neutral point grounding resistance cabinet provided by the present invention;

fig. 3 is a schematic diagram of an inner side surface of a resistor cabinet of a generator neutral point grounding resistor cabinet provided by the present invention;

fig. 4 is a schematic diagram of an outer side surface of a resistor cabinet of a generator neutral point grounding resistor cabinet provided by the present invention;

fig. 5 is an internal bottom view of the filtering bin of the generator neutral point grounding resistor cabinet provided by the present invention;

fig. 6 is the utility model provides a pair of the inside plan view of filtration storehouse of generator neutral point resistance cabinet.

Illustration of the drawings:

1. a resistor cabinet body; 101. a first ventilation groove; 2. a blowing bin; 201. a fan; 202. a ventilation baffle; 3. a filtering bin; 301. a second ventilation groove; 302. a dust-proof screen window; 4. a transmission assembly; 401. a small positive and negative motor; 402. a threaded rod; 403. moving the nut block; 404. a slide bar; 5. cleaning the assembly; 501. a small-sized motor; 502. a connecting rod; 503. a sleeve; 504. a brush; 6. a temperature sensor; 7. a controller; 8. sliding the door; 9. an observation window; 10. a rain-proof shed; 11. and (7) supporting legs.

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. 1-6, the present invention provides a technical solution: a generator neutral ground resistor cabinet, comprising: resistance cabinet body 1, the top fixed mounting of resistance cabinet body 1 has blast air storehouse 2, the equal fixed mounting in bottom on 1 inner chamber both sides surface of resistance cabinet body has filtration storehouse 3, two inside of filtering storehouse 3 all are provided with drive assembly 4, the surface of drive assembly 4 all is provided with clearance subassembly 5, the top fixed mounting on 1 side surface of resistance cabinet body has temperature-sensing ware 6, the top fixed mounting on 1 front end surface of resistance cabinet body has controller 7, one side swing joint on 1 front end surface of resistance cabinet body has sliding door 8, sliding door 8's fixed surface installs observation window 9, the top fixed mounting in blast air storehouse 2 has weather enclosure 10, four equal fixed mounting in end have landing leg 11 in resistance cabinet body 1 bottom.

As shown in fig. 1-6, a blower 201 is fixedly installed at the top of the inner cavity of the blowing bin 2, a ventilation partition plate 202 is fixedly installed at the bottom of the inner cavity of the blowing bin 2, and the inner cavity of the blowing bin 2 is communicated with the inner cavity of the resistor cabinet body 1, so that wind can be blown into the resistor cabinet body 1 through the ventilation partition plate 202.

As shown in fig. 1-6, the transmission assembly 4 comprises two small-sized positive and negative motors 401, threaded rods 402 are fixedly connected to the output ends of the two small-sized positive and negative motors 401, a movable nut block 403 is sleeved on the surface of each threaded rod 402, one ends of the two small-sized positive and negative motors 401 are fixedly mounted on the surface of the inner cavity of the two filter bins 3, one ends of the two threaded rods 402 are fixedly mounted on the surface of the inner cavity of the filter bin 3 through bearings, and the function of driving the two movable nut blocks 403 to move is achieved.

As shown in fig. 1 to 6, the surfaces of the two movable nut blocks 403 are movably embedded with slide bars 404, two ends of each slide bar 404 are fixedly mounted on the surfaces of two sides of the inner cavity of the two filter bins 3, and the two slide bars 404 limit the two movable nut blocks 403, so as to promote the two movable nut blocks 403 to move left and right back and forth.

As shown in fig. 1-6, the cleaning assembly 5 includes two small motors 501, the output ends of the two small motors 501 are fixedly connected with connecting rods 502, the surface of the two connecting rods 502 is fixedly sleeved with a sleeve 503, the surface of the two sleeve 503 is fixedly connected with a plurality of brushes 504, the two small motors 501 are fixedly mounted at the bottom of the two movable nut blocks 403, and the effect of driving the two sleeves 503 to rotate is achieved.

As shown in fig. 1-6, a plurality of second ventilation slots 301 are formed on the surfaces of the two filtering bins 3, and a dustproof screen window 302 is fixedly mounted on one side of the inner cavity of each of the two filtering bins 3, so that the functions of circulating air inside the resistance cabinet body 1 and filtering dust are achieved.

As shown in fig. 1 to 6, a plurality of first ventilation grooves 101 are formed in the bottom end of the two side surfaces of the resistor cabinet body 1, and two dustproof screen windows 302 are located inside the first ventilation grooves 101, so that the functions of circulating air and filtering air flowing into the outside are achieved.

The working principle is as follows: the controller 7 is electrically connected with the temperature sensor 6, the fan 201, the two small positive and negative motors 401 and the two small motors 501, when the temperature sensor 6 detects that the temperature in the resistor cabinet body 1 is too high, the controller 7 starts the fan 201, the fan 201 rotates to start blowing, wind blows into the resistor cabinet body 1 through the ventilation partition plate 202 to cool and radiate the temperature in the resistor cabinet body 1, and hot temperature is blown out through the ventilation grooves II 301 and the ventilation grooves I101, so that damage to internal devices and influence on work when the stability in the resistor cabinet body 1 is too high are avoided; a plurality of ventilation ducts 101 can be so that the inside air of resistance cabinet body 1 circulates, and filter the air that flows in through two dustproof screen window 302, long-time filtration can pile up a large amount of dusts on the surface of two dustproof screen window 302, block up two dustproof screen window 302, control two small-size positive and negative motors 401 and two small-size motors 501 through controller 7 and carry out intermittent type nature and open and stop, two small-size positive and negative motors 401's rotation drives two threaded rods 402 and rotates, and through two slide bars 404 that set up, make two remove screw block 403 and carry out the motion that comes and goes from side to side, thereby drive two small-size motors 501 and carry out the motion that comes and goes from side to side in step, two small-size motors 501's rotation drives two connecting rods 502 and rotates, thereby drive two sleeves 503 and rotate, a plurality of brushes 504 on two sleeves 503 contact with two dustproof screen window 302 surfaces, make a plurality of brushes 504 carry out the brush that comes and goes on the left and right sides the repetitive motion's brush in the surface of two dustproof screen window 302, thereby reach and clear away two dustproof screen window 302 accumulations of dust that blocks up the dust that the inside air that two dustproof screen window 302 did not circulate, the condition that the jam of preventing resistance cabinet body 1 has been caused by two dustproof screen window 302 has been avoided the condition that blocks up of blocking up 302.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A generator neutral point grounding resistance cabinet is characterized by comprising: resistance cabinet body (1), the top fixed mounting of resistance cabinet body (1) has blast storehouse (2), the equal fixed mounting in bottom on resistance cabinet body (1) inner chamber both sides surface has filtration storehouse (3), two the inside of filtering storehouse (3) all is provided with drive assembly (4), the surface of drive assembly (4) all is provided with clearance subassembly (5), the top fixed mounting of resistance cabinet body (1) one side surface has temperature-sensing ware (6), the top fixed mounting on resistance cabinet body (1) front end surface has controller (7), one side swing joint on resistance cabinet body (1) front end surface has sliding door (8), the fixed surface of sliding door (8) installs observation window (9), the top fixed mounting of blast storehouse (2) has weather enclosure (10), four equal fixed mounting in resistance cabinet body (1) bottom have landing leg (11).

2. The generator neutral point grounding resistance cabinet according to claim 1, characterized in that: the top fixed mounting of blast bin (2) inner chamber has fan (201), the bottom fixed mounting of blast bin (2) inner chamber has ventilation baffle (202), the inner chamber of blast bin (2) link up mutually with the inner chamber of resistance cabinet body (1).

3. The neutral point grounding resistor cabinet of the generator as claimed in claim 1, wherein: drive assembly (4) are including two small-size positive and negative motors (401), two the equal fixedly connected with threaded rod of output (402) of small-size positive and negative motor (401), two the equal thread bush in surface of threaded rod (402) is equipped with and removes nut piece (403), two the equal fixed mounting in two surfaces of filtering storehouse (3) inner chamber of one end of small-size positive and negative motor (401), two the one end of threaded rod (402) is all through bearing fixed mounting on the surface of filtering storehouse (3) inner chamber.

4. The neutral point grounding resistor cabinet of the generator as claimed in claim 3, wherein: two the surface of removing nut piece (403) all activity inlays and is equipped with slide bar (404), two the both ends of slide bar (404) are the surface of fixed mounting in two filtration storehouse (3) inner chamber both sides.

5. The neutral point grounding resistor cabinet of the generator as claimed in claim 1, wherein: clearance subassembly (5) include two small-size motor (501), two the equal fixedly connected with connecting rod (502) of output of small-size motor (501), two the equal fixed cover in surface of connecting rod (502) is equipped with sleeve (503), two the equal fixedly connected with a plurality of brushes (504) in surface of sleeve (503), two the equal fixed mounting in bottom of two removal nut pieces (403) of small-size motor (501).

6. The neutral point grounding resistor cabinet of the generator as claimed in claim 1, wherein: a plurality of second ventilation grooves (301) are formed in the surfaces of the two filtering bins (3), and dustproof screen windows (302) are fixedly mounted on one sides of inner cavities of the two filtering bins (3).

7. The neutral point grounding resistor cabinet of the generator as claimed in claim 6, wherein: the bottom on the surface of the two sides of the resistor cabinet body (1) is provided with a plurality of first ventilation grooves (101), and the dustproof screen window (302) is located on the inner side of the first ventilation grooves (101).