CN214100544U

CN214100544U - Low-voltage complete reactive power compensation device

Info

Publication number: CN214100544U
Application number: CN202120195983.4U
Authority: CN
Inventors: 姜坤
Original assignee: Shandong Taorient Electric Engineering Co ltd
Current assignee: Shandong Taorient Electric Engineering Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-08-31
Anticipated expiration: 2031-01-25

Abstract

The utility model relates to the technical field of low-voltage compensation, in particular to a low-voltage complete reactive power compensation device, which comprises an outer box and an inner box, wherein two sides of the lower part of the outer box are provided with first air inlets, two sides of the upper part of the outer box are provided with first air outlets, four corners of the bottom of the outer box are provided with universal wheels, the inner box is arranged inside the outer box, two sides of the lower part of the inner box are provided with second air inlets, the top of the inner box is arranged into an arc shape and is provided with a plurality of second air outlets; many slide rails are installed to inner box both sides inner wall symmetry, sliding connection has a plurality of sliders on the slide rail, and fixedly connected with support frame between the left and right sides slider, install the compensation electrical apparatus main part in the support frame. The utility model provides a pair of radiating purpose of inner box cavity is realized to low pressure complete set reactive power compensation arrangement, does not need the installation heat dissipation fan to dispel the heat, and material saving and energy have improved the efficiency of maintaining the maintenance to electrical components.

Description

Low-voltage complete reactive power compensation device

Technical Field

The utility model relates to a low pressure compensation technical field specifically is a low pressure complete set reactive power compensation device.

Background

Reactive compensation is an important energy-saving measure for improving the power factor of an electric load and reducing the loss caused by reactive current in an electric energy transmission line. The existing low-voltage reactive power compensation device mainly comprises a compensation cabinet, a knife-shaped fuse switch, a control unit and at least one group of reactive power compensation switching units, wherein each group of reactive power compensation switching units mainly comprises a capacitor, a protective electrical appliance and a switching switch, and all electrical elements are electrically connected through cables.

All electrical components are all fixed mounting in the compensation cabinet at present, and the radiating effect is not good, therefore breaks down easily, damages when needing to overhaul electrical components, again because receive the space restriction, changes electrical components and wastes time, difficultly, and it is very inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pressure complete set reactive power compensation arrangement to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a low-voltage complete reactive power compensation device comprises an outer box and an inner box, wherein first air inlets are formed in two sides of the lower portion of the outer box, first air outlets are formed in two sides of the upper portion of the outer box, universal wheels are mounted at four corners of the bottom of the outer box, the inner box is arranged inside the outer box, second air inlets are formed in two sides of the lower portion of the inner box, the top of the inner box is arc-shaped, and a plurality of second air outlets are mounted at the top of the inner box; many slide rails are installed to inner box both sides inner wall symmetry, sliding connection has a plurality of sliders on the slide rail, and fixedly connected with support frame between the left and right sides slider, install the compensation electrical apparatus main part in the support frame.

As a further aspect of the present invention: and a dust screen is arranged between the outer box and the inner box.

As a further aspect of the present invention: the height of the second air outlet is smaller than that of the first air outlet, and the first air inlet and the second air inlet are both designed in an arched manner.

As a further aspect of the present invention: the equidistance is provided with a plurality of connecting holes of vertically arranging into one row from top to bottom on the slide rail, be equipped with the fixed orifices on the link of slider, threaded connection has fixing bolt in connecting hole and the fixed orifices, the slider passes through fixing bolt with the slide rail and can dismantle the connection.

As a further aspect of the present invention: the cross section of the sliding rail is of a T-shaped structure, and a T-shaped groove structure which is matched and clamped with the T-shaped structure of the sliding rail is arranged on the sliding block.

As a further aspect of the present invention: and the bottom of the compensation electric appliance main body is provided with a heat dissipation groove.

Compared with the prior art, the beneficial effects of the utility model are that: when the electric element through the inner box is in operation, hot gas rises, the second air outlet through the inner box top setting is discharged, the low outside air pressure of inner box bottom portion atmospheric pressure is high this moment, and the gas of outer container inner chamber is impressed from inner box second air intake, produce the air flow, and the outer gas of drive outer container gets into from first air intake, discharge through first air outlet, realize the radiating purpose of inner box inner chamber, do not need to install the heat dissipation fan and dispel the heat, material saving and the energy, be provided with slide rail and support frame cooperation in the inner box simultaneously, the support frame both sides are provided with the slider, through the inside fixed orifices of slider and the connecting hole and the fixing bolt between the slide rail top the cooperation, the realization can be adjusted from top to bottom to the position of support frame, the efficiency of maintaining and overhauling electric element is improved.

Drawings

Fig. 1 is a schematic structural diagram of a low-voltage complete reactive power compensation device.

Fig. 2 is a schematic view of an installation structure of a support frame and a slide rail in the low-voltage complete reactive power compensation device.

Fig. 3 is a schematic view of a matching structure of a slide rail and a slide block in the low-voltage complete reactive power compensation device.

In the figure: 1-outer box, 2-inner box, 3-first air inlet, 4-first air outlet, 5-second air inlet, 6-second air outlet, 7-slide rail, 8-slide block, 9-support frame, 10-compensation appliance main body, 11-dust screen, 12-connecting hole, 13-fixing hole, 14-fixing bolt and 15-radiating groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1, in an embodiment of the present invention, a low-voltage complete reactive power compensation device includes an outer box 1 and an inner box 2, first air inlets 3 are disposed on two sides of a lower portion of the outer box 1, first air outlets 4 are disposed on two sides of an upper portion of the outer box 1, universal wheels 16 are mounted at four corners of a bottom of the outer box 1, the inner box 2 is disposed inside the outer box 1, second air inlets 5 are disposed on two sides of a lower portion of the inner box 2, and a top of the inner box 2 is set to be arc-shaped and is provided with a plurality of second air outlets 6; many slide rails 7 are installed to 2 bilateral inner walls of inner box symmetry, sliding connection has a plurality of sliders 8 on slide rail 7, and fixedly connected with support frame 9 between the left and right sides slider 8, install compensation electrical apparatus main part 10 in the support frame 9.

In this embodiment, a dust screen 11 is disposed between the outer box 1 and the inner box 2 to prevent dust from entering the inner cavity of the inner box 2.

In this embodiment, the height of the second air outlet 6 is smaller than that of the first air outlet 4, and the first air inlet 3 and the second air inlet 5 both adopt an arch design, so that the flow rate of air is increased, and the heat dissipation effect is enhanced.

Example 2

Referring to fig. 2, in this embodiment, a plurality of connecting holes 12 vertically arranged in a row up and down are equidistantly formed in the slide rail 7, a fixing hole 13 is formed in a connecting end of the slider 8, a fixing bolt 14 is connected to the connecting hole 12 and the fixing hole 13 through internal threads, the slider 8 and the slide rail 7 are detachably connected through the fixing bolt 14, and when an electronic device above the supporting frame 9 needs to be overhauled, the slider 8 is moved up and down on the slide rail 7 by detaching the fixing bolt 14 and is adjusted to a proper position, so that the electronic device inside the slider can be detached conveniently.

Referring to fig. 3, in this embodiment, the cross section of the slide rail 7 is a T-shaped structure, and the slide block 8 is provided with a T-shaped groove structure that is adaptive to and engaged with the T-shaped structure of the slide rail 7, so as to improve the matching effect between the slide rail 7 and the slide block 8 and enhance the structural stability.

In this embodiment, a heat sink 15 is installed at the bottom of the compensating apparatus body 10.

The utility model discloses a theory of operation is: when the electric appliance element in the inner box 2 works, hot air rises and is discharged through the second air outlet 6 arranged at the top of the inner box 2, the air pressure at the bottom of the inner box 2 is low, the external air pressure is high, and then the air in the inner cavity of the outer box 1 is pressed in from the second air inlet 5 of the inner box 2 to generate air flow, so that the air outside the outer box 1 is driven to enter from the first air inlet 3 and is discharged through the first air outlet 4, the purpose of heat dissipation of the inner cavity of the inner box 2 is realized, a heat dissipation fan is not required to be installed for heat dissipation, and materials and energy are saved, meanwhile, a slide rail 7 is arranged in the inner box 2 to be matched with a support frame 9, slide blocks 8 are arranged at two sides of the support frame 9, through the cooperation between the fixing hole 13 inside the sliding block 8, the connecting hole 12 above the sliding rail 7 and the fixing bolt 14, the position of the supporting frame 9 can be adjusted up and down, and the efficiency of maintaining and repairing the electrical appliance element is improved.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The low-voltage complete reactive power compensation device comprises an outer box (1) and an inner box (2), and is characterized in that first air inlets (3) are formed in two sides of the lower portion of the outer box (1), first air outlets (4) are formed in two sides of the upper portion of the outer box (1), universal wheels (16) are mounted at four corners of the bottom of the outer box (1), the inner box (2) is arranged inside the outer box (1), second air inlets (5) are formed in two sides of the lower portion of the inner box (2), and the top of the inner box (2) is arc-shaped and provided with a plurality of second air outlets (6); many slide rails (7) are installed to inner box (2) both sides inner wall symmetry, sliding connection has a plurality of sliders (8) on slide rail (7), and fixedly connected with support frame (9) between left and right sides slider (8), install compensation electrical apparatus main part (10) in support frame (9).

2. The low-voltage complete reactive power compensation device according to claim 1, characterized in that a dust screen (11) is arranged between the outer tank (1) and the inner tank (2).

3. The low-voltage complete reactive power compensation device according to claim 1, wherein the height of the second air outlet (6) is smaller than that of the first air outlet (4), and the first air inlet (3) and the second air inlet (5) are both in an arch shape.

4. The low-voltage complete reactive power compensation device according to claim 1, wherein a plurality of connecting holes (12) are arranged in a row vertically up and down on the slide rail (7) at equal intervals, a fixing hole (13) is arranged on the connecting end of the slide block (8), a fixing bolt (14) is connected in the connecting holes (12) and the fixing hole (13) in a threaded manner, and the slide block (8) and the slide rail (7) are detachably connected through the fixing bolt (14).

5. The low-voltage complete reactive power compensation device according to claim 4, wherein the cross section of the slide rail (7) is of a T-shaped structure, and the slide block (8) is provided with a T-shaped groove structure which is adaptive to and clamped with the T-shaped structure of the slide rail (7).

6. The low-voltage complete reactive power compensation device according to claim 1, wherein a heat sink (15) is mounted at the bottom of the compensation appliance body (10).