A kind of automatic power switchgear
Technical field
The utility model relates to power switch cabinet technical field, specially a kind of automatic power switchgear.
Background technique
The main function of power switch cabinet be generated electricity in electric system, transmitted electricity, the conversion of distribution and electric energy during,
Opened and closed, controlled and protected electrical equipment.Components in power switch cabinet are mainly opened by breaker, disconnecting switch, load
The composition such as pass, operating mechanism, mutual inductor and all kinds of protective devices.
And in existing automatic power switchgear, there are problems that being not easy to maintenance and poor radiation, and for one
The operation of disassembly and the replacement of a little components is excessively cumbersome, while can influence making for components because its operating temperature is excessively high often
Use the service life.Therefore, it is necessary for designing one kind automatic power switchgear easy to repair and strong thermal diffusivity.
Utility model content
The purpose of this utility model is to provide a kind of automatic power switchgears, to solve to propose in above-mentioned background technique
The problem of.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of automatic power switchgear,
It is characterised in that it includes air hole, cabinet body, refrigerating plant, storage groove and electrical device, the air hole is set to the top of cabinet body
The bottom in portion, cabinet body is equipped with storage groove, and the inside of storage groove is equipped with electrical device, refrigeration is fixed at the top inner wall of cabinet body
Device;Refrigerating plant includes semiconductor chilling plate, heating column, cooling fin, closing heat shield, the first fan, the second fan, partition
And heat conductive filament closes the fixed company in lower end of heat shield wherein the upper end of closing heat shield is fixedly connected with the top inner wall of cabinet body
Semiconductor refrigeration sheet is connect, all air holes of the closing heat shield at the top of cabinet body make outside air can only enter refrigerating plant
Inside, wherein the lower end of multiple heating columns is connected to semiconductor refrigeration sheet with heat-conducting mode, and the upper end of heating column is equipped with heat dissipation
Piece, conductor refrigeration on piece are also equipped with multiple heat conductive filaments with heat-conducting mode, extend downwardly at the top of cabinet body and fill refrigeration equipped with partition
The inside set is divided into two spaces, equipped with gap two spaces are in fluid communication between the lower end and semiconductor refrigeration sheet of partition,
The respective top of two spaces is equipped with the first fan and the second fan for being fixed in cabinet body top inner wall and corresponding to air hole.
Further, the automatic power switchgear further include cabinet door, handle, nylon rope, limited block, sliding rail, cunning
Block and adjustable spring, wherein the side of the cabinet body is connected to cabinet door by articulate, and the side of the cabinet door passes through bolt
Be fixed with handle, the bottom interior wall of the cabinet body is equipped with sliding rail, the two sides of the sliding rail by being welded with limited block,
The inside installation of the sliding rail is connected with the storage groove there are two sliding block between described two sliding blocks, and the one of the storage groove
It is connected with nylon rope between side and cabinet door, is connected with flexible bullet between the other side of the storage groove and the side inner wall of cabinet body
Spring.
Further, control switch is additionally provided in the cabinet door, the control switch is electrically connected the conductor refrigeration
Piece, the first fan and the second fan.
Further, it is flexibly connected by buckle between the electrical device and sliding block and storage groove.
Further, the bottom of the cabinet body is equipped with spring stack, and the bottom of the spring stack passes through universal bearing activity
It is connected with universal wheel.
Further, it is fixedly connected by welding between the sliding rail and spring stack and cabinet body.
Compared with prior art, the utility model beneficial effect achieved is:
1: when the operating temperature of the power switch cabinet is excessively high, control switch control semiconductor refrigeration sheet work is first passed through,
And in the heat transfer to cooling fin for semiconductor chilling plate being absorbed by heating column and by heat conductive filament carry out radiating treatment, it
The first fan and the second fan work are controlled by control switch again afterwards, so that the air circulation flow in the refrigerating plant, into
One step promotes its heat dissipation effect, helps to improve the thermal diffusivity of the power switch cabinet;And close upper end and the cabinet body of heat shield
Top inner wall be fixedly connected, the lower end for closing heat shield is fixedly connected with semiconductor refrigeration sheet, and closing heat shield is around cabinet body top
All air holes in portion make outside air can only enter the inside of refrigerating plant, avoid extraneous dust, corrosive gas and
Sundries etc. enters cabinet body and damages electrical device.
2: grasp handle and open cabinet door, and during opening cabinet door, by storage groove side and cabinet door it
Between be connected with nylon rope so that storage groove can be slowly displaced outwardly with the opening of cabinet door, convenient for staff to storage
Electrical device in slot is dismantled and is replaced, and during storage groove is slowly displaced outwardly so that adjustable spring by
It is gradually stretched, when unclamping handle, is acted on by the restoring force of adjustable spring, so that storage groove automatically returns to original position and makes
Cabinet door is automatically closed, and convenience when power switch cabinet maintenance is helped to improve.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the cabinet body side, sectional structural schematic diagram of the utility model;
Fig. 3 is the cabinet body front cross-sectional structural schematic diagram of the utility model;
Fig. 4 is the refrigerating device structure schematic diagram of the utility model;
Fig. 5 is another overall structure diagram of the utility model;
In figure: 1, air hole;2, cabinet door;3, control switch;4, handle;5, cabinet body;6, spring stack;7, universal wheel;8, it makes
Device for cooling;9, nylon rope;10, storage groove;11, limited block;12, sliding rail;13, sliding block;14, electrical device;15, adjustable spring;
16, semiconductor chilling plate;17, heating column;18, cooling fin;19, heat shield is closed;20, the first fan;21, the second fan;22,
Partition;23, heat conductive filament;24, gap.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment of the utility model provides a kind of automatic power switchgear, including ventilative
Hole 1, control switch 3, handle 4, cabinet body 5, refrigerating plant 8, nylon rope 9, storage groove 10, limited block 11, sliding rail 12, is slided cabinet door 2
Block 13, electrical device 14 and adjustable spring 15, the top of cabinet body 5 are uniformly provided with air hole 1, and the side of cabinet body 5 passes through hinge
It is connected with cabinet door 2, the side of cabinet door 2 has been bolted handle 4, and the side of handle 4 is equipped with control switch 3, cabinet
The bottom interior wall of body 5 is corresponding to be equipped with sliding rail 12, the two sides of sliding rail 12 by being welded with limited block 11, sliding rail 12 it is interior
Portion is equipped with sliding block 13, and storage groove 10 is connected between two sliding blocks 13, and the inside of storage groove 10 is equipped with electrical device 14,
Nylon rope 9 is connected between the side and cabinet door 2 of storage groove 10, between the other side of storage groove 10 and the side inner wall of cabinet body 5
It is connected with adjustable spring 15, refrigerating plant 8 has been bolted at the top inner wall of cabinet body 5.Refrigerating plant 8 is by semiconductor system
Cold 16, heating column 17, cooling fin 18, closing heat shield 19, the first fan 20, the second fan 21, partition 22,23 groups of heat conductive filament
At wherein the upper end of closing heat shield 19 is fixedly connected with the inside top of cabinet body 5, the lower end of closing heat shield 19 is fixedly connected
Semiconductor refrigeration sheet 16, all air holes 1 of the closing heat shield 19 at the top of cabinet body 5, so that outside air can only enter system
The inside of device for cooling 8, the inside without can enter cabinet body 5 avoid extraneous dust, corrosive gas and sundries etc. into cabinet body
5 and damage electrical device 14.
In refrigerating plant 8, the lower end of multiple heating columns 17 is connected to semiconductor refrigeration sheet 16, heating column with heat-conducting mode
17 upper end is equipped with cooling fin 18, is also equipped with multiple heat conductive filaments 23 with heat-conducting mode in semiconductor refrigeration sheet 16,5 top of cabinet body to
Lower extend is equipped with partition 22 inside of refrigerating plant 8 is divided into two spaces, the lower end of partition 22 and semiconductor refrigeration sheet 16 it
Between be equipped with gap 24 to be in fluid communication two spaces, the respective top of two spaces be equipped be fixed on it is right in 5 top inner wall of cabinet body
Cooling fin 18 and the first fan 20 should be electrically connected in the first fan 20 and the second fan 21 of air hole 1, control switch 3.When
When the temperature is excessively high, the semiconductor refrigeration sheet 16 of 5 internal upper part of cabinet body starts to freeze electrical device 14 in cabinet body 5, so that semiconductor
Air near the downside of refrigerating sheet 16 is cooling and drops at power equipment 14 and cools down to electrical device 14, conductor refrigeration
The heat generated on the upside of piece 16 passes through heating column 17 and cooling fin 18 respectively and heat conductive filament 23 spills into and heats in refrigerating plant 8
Air, one in the first fan 20 and the second fan 21 sucks extraneous cold air by air hole 1, another then passes through
The hot-air in refrigerating plant 8 is discharged in air hole 1, realizes high efficiency and heat radiation in such a way that heat conductive filament 23 and heating column 17 combine
Effect.Heating column 17, cooling fin 18 and heat conductive filament 23 can be by made of metal such as the good copper of thermal conductivity, aluminium and its alloys
At.
In some cases, as shown in figure 5, shown automatic power switchgear further includes spring stack 6 and universal wheel 7, cabinet
The bottom correspondence of body 5 is equipped with spring stack 6, and the bottom of spring stack 6 is connected with universal wheel 7 by universal bearing, in order to
It moves and reduces the damage shaken to power equipment 14, wherein by being welded and fixed between spring stack 6 and cabinet body 5, convenient for mentioning
Stability when height connection.
Further, control switch 3 is bolted with cabinet door 2, convenient for the fixation of control switch 3.
Further, it is flexibly connected by buckle between electrical device 14 and sliding block 13 and storage groove 10, is convenient for electric power
The disassembly and replacement of device 14 and storage groove 10.
Working principle: it when the operating temperature of the power switch cabinet is excessively high, first passes through control switch 3 and controls conductor refrigeration
Piece 16 works, and in heat transfer to cooling fin 18 that semiconductor chilling plate 16 absorbs and will pass through heat conductive filament by heating column 17
23 carry out radiating treatment, control the first fan 20 and the work of the second fan 21 by control switch 3 again later, so that the refrigeration fills
The air circulation flow in 8 is set, its heat dissipation effect is further promoted, helps to improve the thermal diffusivity of the power switch cabinet.Use hand
It holds handle 4 and opens cabinet door 2, and during opening cabinet door 2, by being connected between the side and cabinet door 2 of storage groove 10
Nylon rope 9, so that storage groove 10 can be slowly displaced outwardly with the opening of cabinet door 2, convenient for staff to storage groove 10
Interior electrical device 14 is dismantled and is replaced, and during storage groove 10 is slowly displaced outwardly, so that adjustable spring
15 are gradually stretched, and when unclamping handle 4, are acted on by the restoring force of adjustable spring 15, so that storage groove 10 automatically returns to original
Position and make cabinet door 2 automatically close, help to improve the power switch cabinet maintenance when convenience.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.