CN218102299U

CN218102299U - High-voltage switch equipment for intelligent voltage transformer

Info

Publication number: CN218102299U
Application number: CN202221772629.4U
Authority: CN
Inventors: 顿朝晖; 郭林海; 赵庆涛; 崔鑫磊
Original assignee: Henan Yineng Electric Power Engineering Co ltd
Current assignee: Henan Yineng Electric Power Engineering Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-12-20
Anticipated expiration: 2032-07-11

Abstract

The utility model provides an intelligence voltage transformer is with high tension switchgear relates to power equipment technical field, this intelligence voltage transformer is with high tension switchgear, include: the switchgear cabinet body, the rear wall bottom of the switchgear cabinet body is installed one end and is stretched into its inside heat dissipation case, the heat dissipation storehouse has been seted up to the one end that stretches into the switchgear cabinet internal portion of heat dissipation case, the protection network is installed to the opening part in heat dissipation storehouse, the fresh air inlet that is linked together with the heat dissipation storehouse is seted up to the other end bottom of heat dissipation case, the bottom mid-mounting in heat dissipation storehouse has the baffle, the baffle is close to one side top of fresh air inlet and installs and be used for carrying out filterable filter screen to the air, the drying assembly who is used for carrying out drying to the air is installed on the top of baffle, the opposite side of baffle is installed and is used for blowing in the air in the heat dissipation fan subassembly of the switchgear cabinet internal portion, the outer wall both sides top of the switchgear cabinet body all is equipped with exhaust assembly. The heat dissipation effect and the efficiency of the equipment are improved.

Description

High-voltage switch equipment for intelligent voltage transformer

Technical Field

The utility model relates to a power equipment technical field specifically is a high tension switchgear for intelligent voltage transformer.

Background

High voltage switchgear refers to indoor and outdoor ac switchgear operating in power systems with voltages of 3kV and above, and frequencies of 50Hz and below. The method is mainly used for controlling and protecting the power system, not only can put a part of power equipment or lines into or out of operation according to the operation requirements of the power grid, but also can quickly cut off the fault part from the power grid when the power equipment or lines have faults, thereby ensuring the normal operation of the fault-free part in the power grid and the safety of equipment and operation maintenance personnel. Therefore, the high-voltage switch equipment is very important power transmission and distribution equipment, the safe and reliable operation of the high-voltage switch equipment has very important significance on the safe and effective operation of a power system, and the high-voltage switch equipment and the voltage transformer are combined in the metal closed shell, so that the equipment with relatively complete use function is formed.

The utility model discloses a metal-enclosed high tension switchgear in chinese patent that the bulletin number is CN214153747U, comprising a main body, one side surface of main part is provided with bird repellent device, bird repellent device includes mounting groove, box, infrared induction module, horn hole, the front end surface of main part is provided with the axis of rotation, one side surface of axis of rotation is provided with the cabinet door, one side surface of cabinet door is provided with safety device, safety device includes smog induction module, stainless steel shell, pilot lamp, warning sound hole, the opposite side surface of cabinet door is provided with the handle, the top surface of handle is provided with seals observation glass.

However, the high-voltage switchgear has the following defects that although the moisture-proof effect can be improved, the service life of the switchgear is prolonged, and the electric shock safety is increased by metal sealing, the heat radiation performance of the switchgear is reduced by radiating the heat only through the heat radiation holes formed in the metal wall after the metal sealing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high tension switchgear for intelligence voltage transformer aims at solving the high tension switchgear among the prior art and only dispels the heat through the louvre of seting up on the metal wall after passing through metal-enclosed, has reduced the heat dispersion's of equipment problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: high-voltage switch equipment for intelligence voltage transformer includes: the switchgear cabinet body, the rear wall bottom of the switchgear cabinet body is installed one end and is stretched into its inside heat dissipation case, the heat dissipation storehouse has been seted up to the one end that stretches into the switchgear cabinet internal portion of heat dissipation case, the protection network is installed to the opening part in heat dissipation storehouse, the fresh air inlet that is linked together with the heat dissipation storehouse is seted up to the other end bottom of heat dissipation case, the bottom mid-mounting in heat dissipation storehouse has the baffle, the baffle is close to one side top of fresh air inlet and installs and be used for carrying out filterable filter screen to the air, the drying assembly who is used for carrying out drying to the air is installed on the top of baffle, the opposite side of baffle is installed and is used for blowing in the air in the heat dissipation fan subassembly of the switchgear cabinet internal portion, the outer wall both sides top of the switchgear cabinet body all is equipped with exhaust assembly.

In order to make the utility model discloses have the effect that has improved the radiating effect and the efficiency of equipment, the utility model discloses a further technical scheme does, drying assembly includes dry box and is located its inside drier, heat dissipation fan subassembly includes the heat dissipation motor of fixed mounting on the baffle, install the heat dissipation fan on the output shaft of heat dissipation motor.

The utility model discloses a further technical scheme does, the heat dissipation fan is including being used for installing the epaxial connection carousel of output at the heat dissipation motor, the outer wall fixed mounting who connects the carousel has two at least fan blades along its circumferencial direction equipartition.

The utility model discloses a further technical scheme does, the fresh air inlet has two at least, and is a plurality of be the rectangle equipartition behind the fresh air inlet, the fresh air inlet is the inclined hole, and upwards with the one end slope of heat dissipation storehouse intercommunication.

In order to make the utility model discloses have the effect that makes the inside air of equipment can circulate, the utility model discloses a further technical scheme does, exhaust assembly is including installing the dust screen at switchgear cabinet body inner wall both sides top and seting up the exhaust vent at switchgear cabinet body outer wall both sides top, switchgear cabinet body outer wall both sides are installed and are used for keeping out the weather shield that rain for the exhaust vent.

The utility model discloses a further technical scheme does, the exhaust vent has two at least, and is a plurality of exhaust vent symmetry equipartition is at the outer wall both sides top of the switchgear cabinet body, the exhaust vent is the hang hole, and the one end slope that the exhaust vent is close to the dust screen upwards.

The utility model discloses a further technical scheme does, the cabinet door is installed to the outer wall front side of the switchgear cabinet body, be connected with the articulated elements between the one end of cabinet door and the switchgear cabinet body, the articulated elements is the hinge.

The utility model discloses a further technical scheme does, the observation window that is used for observing its inside electrical components is installed on the outer wall top of cabinet door, the observation window is clear glass.

The beneficial effects of the utility model are that:

when high tension switchgear dispels the heat, start radiator fan subassembly, the air that radiator fan subassembly will dispel the heat incasement portion sees through the protection network and blows in the switchgear cabinet internal portion, make the inside negative pressure that forms of heat dissipation incasement portion, outside air is inhaled the heat dissipation incasement portion through the fresh air inlet this moment, the dust in the air of filter screen to inhaling simultaneously filters, drying assembly carries out the drying to inhaled air, make the heat dissipation case can last to discharge dry clean air into switchgear cabinet internal portion, make the air carry out the heat exchange with the electrical components of switchgear cabinet internal portion, the air after the heat exchange passes through exhaust assembly and discharges, guarantee the dampproofing effect of the metal cabinet body, increase under the life of equipment and the safe prerequisite of electrocution, the radiating effect and the efficiency of equipment have been improved, the inside high temperature of equipment has been avoided, thereby lead to equipment damage.

Drawings

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

Fig. 2 is a schematic view of the mounting structure of the heat dissipation assembly of the present invention.

Fig. 3 is a schematic view of the internal structure of the heat dissipation assembly of the present invention.

In the figure: 1. a switchgear cabinet; 2. a heat dissipation box; 3. a heat dissipation bin; 4. a protective net; 5. a partition plate; 6. an air inlet hole; 7. a filter screen; 8. drying the box; 9. a desiccant; 10. a heat dissipation motor; 11. a heat dissipation fan; 12. a dust screen; 13. an air outlet; 14. a rain shield; 15. a cabinet door; 16. an articulation member; 17. and (6) an observation window.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 to 3, a high voltage switching device for an intelligent voltage transformer includes: the switchgear cabinet body 1, the one end is installed to the back wall bottom of the switchgear cabinet body 1 and is stretched into its inside heat dissipation case 2, heat dissipation case 2 stretch into switchgear cabinet body 1 inside one end and has been seted up heat dissipation storehouse 3, the protection network 4 is installed to the opening part in heat dissipation storehouse 3, the fresh air inlet 6 that is linked together with heat dissipation storehouse 3 is seted up to the other end bottom of heat dissipation case 2, the bottom mid-mounting in heat dissipation storehouse 3 has baffle 5, baffle 5 is close to one side top of fresh air inlet 6 and installs and be used for carrying out filterable filter screen 7 to the air, the drying assembly who is used for carrying out the drying to the air is installed on baffle 5's top, the opposite side of baffle 5 is installed and is used for blowing in the air the heat dissipation fan assembly of the switchgear cabinet body 1 inside, the outer wall both sides top of the switchgear cabinet body 1 all is equipped with exhaust assembly.

In this embodiment, when high tension switchgear dispels the heat, start the radiator fan subassembly, the inside air of radiator box 2 permeates through protection network 4 and blows into switchgear cabinet 1 inside, make the inside negative pressure that forms of radiator box 2, outside air is inhaled inside radiator box 2 through fresh air inlet 6 this moment, dust in filter screen 7 in to the inhaled air filters simultaneously, drying assembly dries the inhaled air, make radiator box 2 can continuously discharge dry clean air inside switchgear cabinet 1, make the air carry out the heat exchange with the electrical components of switchgear cabinet 1 inside, the air after the heat exchange passes through exhaust assembly and discharges, in the dampproofing effect of guaranteeing the metal cabinet body, increase under the prerequisite of the life of equipment and the electric shock safety, the radiating effect and the efficiency of equipment have been improved, the inside high temperature of equipment has been avoided, thereby lead to equipment damage.

Specifically, the drying assembly comprises a drying box 8 and a drying agent 9 positioned in the drying box, the heat dissipation fan assembly comprises a heat dissipation motor 10 fixedly installed on the partition plate 5, and a heat dissipation fan 11 is installed on an output shaft of the heat dissipation motor 10.

Further, heat dissipation fan 11 is including being used for installing the connection carousel on the output shaft of heat dissipation motor 10, and the outer wall fixed mounting who connects the carousel has at least two fan blades along its circumferencial direction equipartition, can accelerate the inside circulation of air of equipment, has improved the radiating effect and the efficiency of equipment.

Furthermore, the number of the air inlet holes 6 is at least two, the air inlet holes 6 are uniformly distributed in a rectangular shape, the air inlet holes 6 are inclined holes, one end of each air inlet hole communicated with the heat dissipation bin 3 inclines upwards, and rainwater can be prevented from extending into the equipment as far as possible due to the inclined arrangement of the air inlet holes 6.

Specifically, the exhaust subassembly is including installing dust screen 12 at 1 inner wall both sides top of the switchgear cabinet body and seting up the exhaust vent 13 at 1 outer wall both sides top of the switchgear cabinet body, and the weather shield 14 that is used for keeping out rain for exhaust vent 13 is installed to 1 outer wall both sides of the switchgear cabinet body.

Further, exhaust vent 13 has two at least, and a plurality of exhaust vent 13 symmetry equipartitions are at the outer wall both sides top of the switchgear cabinet body 1, and exhaust vent 13 is the hang down hole, and exhaust vent 13 is close to the one end slope of dust screen 12 upwards, can discharge the inside high-temperature gas of equipment for the inside air of equipment can circulate, has guaranteed the radiating effect of equipment, can avoid outside dust and rainwater infiltration equipment inside simultaneously.

Specifically, a cabinet door 15 is installed on the front side of the outer wall of the switchgear cabinet body 1, an articulated element 16 is connected between one end of the cabinet door 15 and the switchgear cabinet body 1, and the articulated element 16 is a hinge.

Furthermore, an observation window 17 for observing the internal electrical components is installed at the top end of the outer wall of the cabinet door 15, and the observation window 17 is made of transparent glass.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high voltage switching device for an intelligent voltage transformer, comprising: switchgear cabinet body (1), its characterized in that, the back wall bottom of switchgear cabinet body (1) is installed one end and is stretched into its inside heat dissipation case (2), heat dissipation case (2) stretch into switchgear cabinet body (1) inside one end and seted up heat dissipation storehouse (3), protection network (4) are installed to the opening part in heat dissipation storehouse (3), fresh air inlet (6) that are linked together with heat dissipation storehouse (3) are seted up to the other end bottom of heat dissipation case (2), the bottom mid-mounting in heat dissipation storehouse (3) has baffle (5), baffle (5) are close to one side top of fresh air inlet (6) and are installed and are used for carrying out filterable filter screen (7) to the air, the drying assembly who is used for carrying out the drying to the air is installed on the top of baffle (5), the opposite side of baffle (5) is installed and is used for blowing in the inside heat dissipation fan subassembly of switchgear cabinet body (1) with the air, the outer wall both sides top of switchgear cabinet body (1) all is equipped with exhaust subassembly.

2. The high-voltage switch equipment for the intelligent voltage transformer as claimed in claim 1, wherein the drying component comprises a drying box (8) and a drying agent (9) positioned in the drying box, the heat-dissipation fan component comprises a heat-dissipation motor (10) fixedly installed on the partition plate (5), and a heat-dissipation fan (11) is installed on an output shaft of the heat-dissipation motor (10).

3. The high-voltage switch equipment for the intelligent voltage transformer as claimed in claim 2, wherein the heat dissipation fan (11) comprises a connection turntable arranged on an output shaft of the heat dissipation motor (10), and at least two fan blades uniformly distributed along the circumferential direction of the connection turntable are fixedly arranged on the outer wall of the connection turntable.

4. The high-voltage switch equipment for the intelligent voltage transformer according to claim 1, wherein the number of the air inlet holes (6) is at least two, a plurality of air inlet holes (6) are uniformly distributed in a rectangular shape, the air inlet holes (6) are inclined holes, and one end of each air inlet hole communicated with the heat dissipation bin (3) is inclined upwards.

5. The high-voltage switch equipment for the intelligent voltage transformer of claim 1, wherein the exhaust assembly comprises dust screens (12) installed at the tops of two sides of the inner wall of the switch equipment cabinet body (1) and air outlets (13) formed at the tops of two sides of the outer wall of the switch equipment cabinet body (1), and rain baffles (14) used for shielding rain for the air outlets (13) are installed at two sides of the outer wall of the switch equipment cabinet body (1).

6. The high-voltage switch equipment for the intelligent voltage transformer according to claim 5, wherein the number of the air outlet holes (13) is at least two, the air outlet holes (13) are symmetrically and uniformly distributed at the tops of two sides of the outer wall of the switch equipment cabinet body (1), the air outlet holes (13) are inclined holes, and one ends of the air outlet holes (13) close to the dust screen (12) are inclined upwards.

7. The high-voltage switch equipment for the intelligent voltage transformer according to any one of claims 1 to 6, wherein a cabinet door (15) is installed on the front side of the outer wall of the switch equipment cabinet body (1), an articulated piece (16) is connected between one end of the cabinet door (15) and the switch equipment cabinet body (1), and the articulated piece (16) is a hinge.

8. The high-voltage switch equipment for the intelligent voltage transformer of claim 7, wherein the top end of the outer wall of the cabinet door (15) is provided with an observation window (17) for observing the internal electrical components, and the observation window (17) is made of transparent glass.