CN219123723U

CN219123723U - Low-voltage reactive compensation power distribution cabinet

Info

Publication number: CN219123723U
Application number: CN202321088006.XU
Authority: CN
Inventors: 甘伟; 甘红; 林俊坚; 连洲
Original assignee: Fujian Xinlianxing Electrical Equipment Co ltd
Current assignee: Fujian Xinlianxing Electrical Equipment Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-06-02
Anticipated expiration: 2033-05-09

Abstract

The utility model relates to the field of power supply devices, in particular to a low-voltage reactive power compensation power distribution cabinet, which structurally comprises: the novel electric shock net comprises a cabinet body, a plurality of reactive compensation electric appliance components arranged in the cabinet body, radiating holes penetrating through the side face of the cabinet body, and a ventilation net frame fixed on the inner side of the cabinet body and arranged corresponding to the radiating holes.

Description

Low-voltage reactive compensation power distribution cabinet

Technical Field

The utility model relates to the field of power supply devices, in particular to a low-voltage reactive power compensation power distribution cabinet.

Background

The low-voltage reactive power compensation power distribution cabinet is generally arranged in an electric power supply system with larger load and larger reactive power demand, such as an industrial production line, a commercial building, a high-rise residence and the like; specifically, the low-voltage reactive compensation power distribution cabinet is usually installed in a main power distribution room or a distribution room, and is used as a part of a power supply system, and the main function of the low-voltage reactive compensation power distribution cabinet is to automatically control the connection and disconnection of a capacitor and an inductor by monitoring the reactive power demand of a power grid so as to achieve the purpose of reactive compensation and improve the power factor and the electric energy utilization efficiency of the power grid;

the patent number is: the patent document of CN218678457U discloses low-voltage distribution network reactive compensation equipment, which comprises an outer box body, wherein a panel is arranged in the outer box body, two sides of the panel are installed on the inner wall of the outer box body through a mounting structure, three voltmeters are installed on the panel, the bottom end of each voltmeter is provided with a connector lug, three capacitors are connected on each connector lug through a connecting wire, the mounting structure comprises a mounting side plate installed on the inner wall of the outer box body, one side of each mounting side plate is provided with a mounting clamping groove, mounting clamping blocks matched with the mounting clamping grooves are arranged on two sides of the panel, and bolt columns are symmetrically fixed at the top of each mounting side plate;

the following disadvantages still exist in the practical application process: install more electric power control components and parts in the low-voltage reactive compensation switch board, can produce a large amount of heat when the operation, consequently set up the louvre on the switch board in order to improve ventilation radiating efficiency generally, consequently when the low-voltage reactive compensation switch board is in open-air use, external mosquito can get into in the switch board from the louvre, influences the safe work of electric power control components and parts in the switch board.

The scheme aims to provide the low-voltage reactive compensation power distribution cabinet with the effective ventilation and heat dissipation capability and the insect prevention function.

Disclosure of Invention

The utility model provides a low-voltage reactive power compensation power distribution cabinet which can effectively solve the problems.

The utility model is realized in the following way:

a low-voltage reactive power compensation power distribution cabinet structurally comprises: the cabinet body, a plurality of install in the internal reactive power compensation electrical apparatus part of cabinet to and run through in the louvre of cabinet body side, still including being fixed in the cabinet body inboard and with the ventilative rack that the louvre corresponds the setting, the inner chamber between ventilative rack and the louvre is fixed with the electric shock net of being connected with the switch board controller electricity, ventilative rack top still is equipped with the cleaning device who clears up the electric shock net, and the bottom is equipped with the dust collection box with the inside intercommunication of ventilative rack.

As a further improvement, cleaning device is including setting up in the swinging arms of electric shock net back of the body radiator hole one side, the swinging arms has brush hair and the exhaust hole of top-down staggered setting towards electric shock net one side, exhaust hole and the inside cavity runner intercommunication of swinging arms, swinging arms one end is equipped with the fan that the input air current got into cavity runner, still includes the drive mechanism that drives swinging arms along the length direction reciprocating motion of electric shock net.

As a further improvement, the transmission mechanism comprises a protective cover arranged at the top end of the breathable net frame, guide rails and transmission screws arranged along the length direction of the electric shock net are respectively arranged at two sides of the bottom of the protective cover, the transmission mechanism further comprises a driving sliding block fixed at the top end of the swinging rod, one end of the driving sliding block is provided with a sliding groove which is in sliding connection with the guide rails, the other end of the driving sliding block is provided with an internal thread which is connected with the transmission screws, and the transmission mechanism further comprises a motor for driving the transmission screws to rotate.

As a further improvement, the dust collecting box is detachably connected to the bottom of the ventilation net rack.

As a further improvement, the two ends of the dust collecting box are provided with convex edges which extend outwards, and the bottom of the ventilation net rack is provided with fixing grooves which are connected with the convex edges in a sliding manner.

As a further improvement, the top opening of the dust box is provided with an air-proof plate, the air-proof plate is obliquely arranged from one end of the top back of the dust box, which is away from the discrete heat hole, to one end, which is close to the heat dissipation hole, of the dust box from top to bottom, and an opening for the entrance of mosquito corpses is arranged between the bottom of the air-proof plate and the inner wall of the dust box.

As a further improvement, the air-proof plate is detachably connected with the dust collecting box, and positioning grooves which are in sliding fit with the air-proof plate are formed in two sides of the inner cavity of the dust collecting box.

As a further improvement, a baffle is arranged at the inner side of the radiating hole, and the baffle extends from the top of the radiating hole to the electric shock net from top to bottom.

The beneficial effects of the utility model are as follows:

when the mosquito electric shock net is used, the electric shock net generates high voltage electricity, and when mosquitoes enter the electric shock net through the heat dissipation holes and approach the electric shock net, the mosquito electric shock net is strongly attracted to the electric net, so that mosquito bodies are subjected to high voltage electric shock and die in a short time, and the mosquitoes are prevented from entering the power distribution cabinet to damage electric control components, meanwhile, the cleaning device is electrically connected with the power distribution cabinet controller and is started at regular time to remove dust and mosquito corpses accumulated on the electric shock net, and the dust and mosquito corpses are stored in the dust collection box at the bottom so as to keep the air permeability of the electric shock net and the normal working state of the dust collection box.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a low-voltage reactive power compensation power distribution cabinet provided by the utility model;

FIG. 2 is a schematic perspective view of the ventilation net frame, the electric shock net, the cleaning device and the dust collecting box provided by the utility model;

FIG. 3 is a schematic view of a left-hand cross section of the air-permeable net rack according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A provided by the present utility model;

FIG. 5 is a schematic view of a cleaning apparatus according to the present utility model;

fig. 6 is a schematic top view of a transmission mechanism provided by the utility model.

Fig. 7 is a schematic structural diagram of the ventilation net frame and dust collecting box provided by the utility model.

Fig. 8 is a schematic structural view of the dust box provided by the present utility model.

In the figure: the reactive compensation type electric cabinet comprises a cabinet body-10, reactive compensation electric appliance components-20, a heat dissipation hole-30, a ventilation net rack-40, an electric shock net-50, a cleaning device-60, a dust collecting box-70, a swinging rod-61, brush hairs-62, an exhaust hole-63, a fan-64, a protective cover-65, a guide rail-66, a transmission screw-67, a driving slide block-68, a motor-69, a convex edge-71, a fixing groove-41, a positioning groove-72, an air-proof plate-73 and a baffle plate-12.

Detailed Description

For the purpose of making embodiments of the present utility model fall within the scope of the present utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as referring to purposes, technical solutions and advantages of the present utility model in any way. All other implementations, which can be derived by a person skilled in the art without making any inventive effort, show or imply relative importance or implicitly indicate the number of technical features indicated on the basis of the implementations in the utility model. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

When the existing low-voltage reactive compensation power distribution cabinet is used in the field, external mosquitoes can enter the power distribution cabinet from the radiating holes, so that the surface of equipment is polluted, interference and damage are caused to electric power control components and parts in the equipment, the safe and stable operation of the whole electric power system is affected, and the following technical scheme is provided for solving the technical problems:

referring to fig. 1 to 3, a low voltage reactive power compensation power distribution cabinet has a structure including: the cabinet body 10, a plurality of reactive compensation electrical components 20 installed in the cabinet body 10, a radiating hole 30 penetrating through the side surface of the cabinet body 10, and a ventilation net rack 40 fixed on the inner side of the cabinet body 10 and arranged corresponding to the radiating hole 30, wherein an electric shock net 50 electrically connected with a power distribution cabinet controller is fixed in an inner cavity between the ventilation net rack 40 and the radiating hole 30, a cleaning device 60 for cleaning the electric shock net 50 is further arranged at the top of the ventilation net rack 40, and a dust collecting box 70 communicated with the inside of the ventilation net rack 40 is arranged at the bottom of the ventilation net rack 40; when the electric shock net 50 is used, the electric shock net 50 is electrically connected with a controller of the power distribution cabinet so as to generate high voltage (1000-3000V), so that the electric shock net 50 becomes an area with electric field intensity, when external mosquitoes enter the electric shock net 50 through the heat dissipation holes 30 and approach to the electric shock net 50, as the mosquitoes carry certain charges, the electric shock net can interact with the charges between the electric shock net and are strongly attracted to the electric net, when the mosquitoes touch the electric net, a current path is formed, the bodies of the mosquitoes are subjected to high voltage electric shock and die in a short time, and therefore the mosquitoes are prevented from entering the power distribution cabinet to cause damage to electric control components, meanwhile, the cleaning device 60 is electrically connected with the controller of the power distribution cabinet, the dust and the bodies of the mosquitoes accumulated on the electric shock net 50 are removed at regular time, and the dust and the bodies of the mosquitoes are stored in the dust collection box 70 at the bottom so as to keep the air permeability of the electric shock net 50 and the normal working state of the dust collection box.

The electric shock net 50 is of a net surface structure made of metal, and the diameter of the net holes is 0.5-1.2mm, so that mosquitoes with different sizes are intercepted, and the mosquitoes are prevented from entering the power distribution cabinet;

the ventilation net rack 40 is provided with a fixed plate connected with the inner side of the cabinet body 10 at the periphery, and a containing groove for placing the electric shock net 50 and the cleaning device 60 is formed inside, so that the situation that accidental injury is caused by direct contact between a human body and the electric shock net 50 is avoided, and the ventilation net rack 40 is provided with a plurality of ventilation openings communicated with the heat dissipation holes 30 on the surface so as to ensure that external air flows into the cabinet body to dissipate heat of the power control element.

When the shock net 50 is used for a long time, the mesh surface of the shock net 50 inevitably accumulates mosquito corpse, dust and the like, thereby affecting the ventilation performance and mosquito killing effect of the shock net 50, and therefore, the cleaning device 60 is provided to clean and maintain the shock net 50 regularly to ensure its normal operation, and referring to fig. 3 to 5, the specific arrangement of the cleaning device 60 is as follows: the cleaning device 60 comprises a swinging rod 61 arranged on one side of the electric shock net 50, which is opposite to the heat dissipation hole 30, wherein the side of the swinging rod 61, which faces the electric shock net 50, is provided with bristles 62 and exhaust holes 63 which are staggered from top to bottom, the exhaust holes 63 are communicated with a hollow runner in the swinging rod 61, one end of the swinging rod 61 is provided with a fan 64 for inputting air flow into the hollow runner, and the cleaning device also comprises a transmission mechanism for driving the swinging rod 61 to reciprocate along the length direction of the electric shock net 50; after cleaning is completed, the transmission mechanism drives the swing rod 61 to move to the leftmost side or the rightmost side of the electric shock net 50 so as to ensure the air permeability and mosquito killing effect of the electric shock net 50.

Referring to fig. 4-6, the transmission mechanism is specifically configured as follows: the transmission mechanism comprises a protective cover 65 arranged at the top end of the breathable net frame 40, a guide rail 66 and a transmission screw 67 which are arranged along the length direction of the electric shock net 50 are respectively arranged at two sides of the bottom of the protective cover 65, the transmission mechanism further comprises a driving sliding block 68 which is fixed at the top end of the swinging rod 61, one end of the driving sliding block 68 is provided with a sliding groove which is in sliding connection with the guide rail 66, the other end of the driving sliding block is provided with an internal thread which is connected with the transmission screw 67, and the transmission mechanism further comprises a motor 69 which drives the transmission screw 67 to rotate; compared with manual cleaning, the cleaning device 60 can better improve the cleaning effect of the electric shock net, save manpower and material resources and improve the operation efficiency of the equipment.

In order to conveniently replace and clean the dust box 70 and reduce maintenance time of the dust box 70, referring to fig. 7, the dust box 70 is detachably connected to the bottom of the ventilation net rack 40, and when dust and mosquito carcasses need to be dumped, the dust box 70 can be detached separately for cleaning.

Specifically, the two ends of the dust collecting box 70 are provided with outwardly extending protruding edges 71, the bottom of the air-permeable net frame 40 is provided with fixing grooves 41 slidably connected with the protruding edges 71, and the fixing grooves 41 are completely matched with the protruding edges 71, so that the protruding edges 71 can be ensured to be firmly fixed in the fixing grooves 41 at the bottom of the air-permeable net frame 40 when the dust collecting box 70 is installed, and the problems such as displacement or loosening can be effectively avoided to negatively affect the use effect; meanwhile, when the dust box needs to be replaced and cleaned, the dust box 70 is pulled out, and no additional tools or steps are needed, so that the dust box is very convenient and quick.

In order to prevent the stored dust and mosquito corpses in the dust box 70 from diffusing or drifting outwards, and reduce secondary pollution to the power control element in the power distribution cabinet, referring to fig. 3 and 7-8, the top opening of the dust box 70 is provided with an air guard 73, the air guard 73 is obliquely arranged from top to bottom from one end of the back discrete heat hole 30 of the dust box 70 to one end close to the heat dissipation hole 30, and an opening for the entry of the mosquito corpses is arranged between the bottom of the air guard 73 and the inner wall of the dust box 70, so that the size of the opening at the top of the dust box 70 is reduced, some dust and mosquito corpses are effectively prevented from escaping from the dust box 70, and when the electric shock net 50 is cleaned, the peeled dust and mosquito corpses fall to the air guard 73 and then rapidly move downwards to the inside of the dust box 70 along the inclined plane of the air guard 73.

Meanwhile, in order to facilitate the outward dumping of dust and mosquito corpses accumulated in the dust collecting box 70, the air guard 73 is detachably connected with the dust collecting box 70, specifically, positioning grooves 72 which are in sliding fit with the air guard 73 are formed in two sides of the inner cavity of the dust collecting box 70, and when the dust collecting box is used, the two sides of the air guard 73 are inserted into and fixed in the dust collecting box 70 along the positioning grooves 72, and when the dust collecting box is required to be dumped, the air guard 73 is pulled out along the positioning grooves 72, so that the top opening of the dust collecting box 70 is opened, and the dust and the mosquito corpses can be dumped conveniently and rapidly.

In order to prevent the exhaust hole 63 from spraying air flow towards the electric shock net 50 to peel off the mosquito corpse from the electric shock net 50, the mosquito corpse moves towards the heat dissipation hole 30 and blocks the heat dissipation hole 30, as shown in fig. 3-4, the baffle 12 is arranged at the inner side of the heat dissipation hole 30, and the baffle 12 extends from the top of the heat dissipation hole 30 towards the electric shock net 50 from top to bottom, so that when the exhaust hole 63 sprays air flow outwards, the mosquito corpse is prevented from entering the heat dissipation hole 30 by the baffle 12, the mosquito corpse is prevented from blocking on the heat dissipation hole 30, normal ventilation of the heat dissipation hole 30 is ensured, and meanwhile, the mosquito corpse falls into the dust box 70 rapidly downwards along the inclined plane of the baffle 12.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A low-voltage reactive power compensation power distribution cabinet structurally comprises: the cabinet body (10), a plurality of reactive compensation electrical components (20) of installing in the cabinet body (10) to and run through in louvre (30) of cabinet body (10) side, its characterized in that: still including being fixed in cabinet body (10) inboard and with ventilative rack (40) that heat dissipation hole (30) set up correspondingly, the inner chamber between ventilative rack (40) and heat dissipation hole (30) is fixed with electric shock net (50) be connected with the switch board controller electricity, the cleaning device (60) that clearance electric shock net (50) still are equipped with at ventilative rack (40) top, and the bottom is equipped with dust collecting box (70) with the inside intercommunication of ventilative rack (40).

2. A low voltage reactive power compensation power distribution cabinet as claimed in claim 1, wherein: the cleaning device (60) comprises a swinging rod (61) arranged on one side of the electric shock net (50) opposite to the radiating hole (30), bristles (62) and exhaust holes (63) which are arranged in a staggered mode from top to bottom are arranged on one side of the swinging rod (61) towards the electric shock net (50), the exhaust holes (63) are communicated with a hollow flow channel in the swinging rod (61), a fan (64) for inputting air flow into the hollow flow channel is arranged at one end of the swinging rod (61), and the cleaning device further comprises a transmission mechanism for driving the swinging rod (61) to reciprocate along the length direction of the electric shock net (50).

3. A low voltage reactive power compensation power distribution cabinet as claimed in claim 2, wherein: the transmission mechanism comprises a protective cover (65) arranged at the top end of the ventilation net rack (40), guide rails (66) and transmission screws (67) which are arranged along the length direction of the electric shock net (50) are respectively arranged at two sides of the bottom of the protective cover (65), the transmission mechanism further comprises a driving sliding block (68) which is fixed at the top end of the swinging rod (61), one end of the driving sliding block (68) is provided with a sliding groove which is in sliding connection with the guide rails (66), the other end of the driving sliding block is provided with internal threads which are connected with the transmission screws (67), and the transmission mechanism further comprises a motor (69) which drives the transmission screws (67) to rotate.

4. A low voltage reactive power compensation power distribution cabinet as claimed in claim 1, wherein: the dust collection box (70) is detachably connected to the bottom of the ventilation net rack (40).

5. A low voltage reactive power compensation power distribution cabinet as claimed in claim 4, wherein: the dust box (70) both ends are equipped with protruding edge (71) of outwards extending, ventilative rack (40) bottom be equipped with protruding edge (71) sliding connection's fixed slot (41).

6. A low voltage reactive power compensation power distribution cabinet as claimed in claim 5, wherein: the dust box (70) top opening is equipped with air guard (73), and air guard (73) top-down is from the one end of dust box (70) top back discrete hot hole (30) to the one end slope setting that is close to louvre (30), and is equipped with the opening that supplies the mosquito corpse to get into between air guard (73) bottom and dust box (70) inner wall.

7. A low voltage reactive power compensation power distribution cabinet as claimed in claim 6, wherein: the air guard plate (73) is detachably connected with the dust collecting box (70), and positioning grooves (72) which are in sliding fit with the air guard plate (73) are formed in two sides of the inner cavity of the dust collecting box (70).

8. A low voltage reactive power compensation power distribution cabinet as claimed in claim 7, wherein: the inner side of the radiating hole (30) is provided with a baffle plate (12), and the baffle plate (12) extends from the top of the radiating hole (30) to the electric shock net (50) from top to bottom.