CN209675712U - A kind of large size low-voltage distribution cabinet - Google Patents
A kind of large size low-voltage distribution cabinet Download PDFInfo
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- CN209675712U CN209675712U CN201920503265.1U CN201920503265U CN209675712U CN 209675712 U CN209675712 U CN 209675712U CN 201920503265 U CN201920503265 U CN 201920503265U CN 209675712 U CN209675712 U CN 209675712U
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- cabinet
- voltage distribution
- cabinet body
- distribution cabinet
- radiator window
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 14
- 230000001012 protector Effects 0.000 claims description 12
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of large-scale low-voltage distribution cabinets, belong to power engineering installation apparatus field, its key points of the technical solution are that including cabinet body, the cabinet body is hinged with the first cabinet door on one side, the inside of the cabinet body is equipped with circuit board, the cabinet body is internally provided with one piece of mesh plate, the mesh plate is located at below circuit board just and mesh plate offsets with circuit board, several radiator fans are installed on the mesh plate, the cabinet body is equipped with several radiator windows away from the one side of the first cabinet door, there are two heat dissipating housings for rotation connection on the radiator window, two heat dissipating housings are arranged symmetrically, the advantages of this large size low-voltage distribution cabinet, is there is good heat dissipation performance.
Description
Technical field
The utility model relates to power engineering to install apparatus field, in particular to a kind of large-scale low-voltage distribution cabinet.
Background technique
Power distribution cabinet is to set in power supply system for carrying out the distribution of electric energy distribution, control, metering and connection cables
Standby, with the development of China's economy and society, the electricity consumption notch in east China city expands year by year, due to western China
Hydroelectric generation has a high potential, and Voltage force is used in country's starting " west-to-east power transmission " strategic engineering alleviation eastern city, also promotes work
For the high speed development of the power distribution cabinet of power Transmission corollary equipment.
Notification number is that the Chinese patent of CN205565364U discloses a kind of novel high-pressure power distribution cabinet, including caution bell, every
Plate, arrester, fixator, protective device door, threading hole, earthing switch and pressure relief device, the right end of the caution bell are provided with
Work box, and earthing switch and pressure relief device are provided in work box, be provided in the intelligent monitoring and controlling device control panel and
Display, and it is provided with intelligent monitoring and controlling device lid, total fuse group is connected with shunting fuse group, the protection
The upper end of device gate is provided with work chamber door, and is provided with handle on the chamber door that works, and the upper end of the indicator light is provided with threading
Hole.Requirement of this novel high-pressure power distribution cabinet due to needing high voltage power distribution, needs to install various electrical components in power distribution cabinet, no
Evitable electrical component can generate a large amount of heat in the process of work, and heat can be gathered in high voltage power distributing cabinet cabinet body,
This power distribution cabinet relies solely on the requirement that normal heat transfer is unable to satisfy heat dissipation.
Utility model content
The purpose of the utility model is to provide a kind of large-scale low-voltage distribution cabinets, the advantage is that with good thermal diffusivity
Energy.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of large size low-voltage distribution cabinet, including cabinet body, the cabinet body are hinged with the first cabinet door on one side, the cabinet body it is interior
Portion is equipped with circuit board, as soon as the cabinet body is internally provided with a piece mesh plate, the mesh plate be located at below circuit board and
Mesh plate offsets with circuit board, and several radiator fans are equipped on the mesh plate, and the cabinet body deviates from the one side of the first cabinet door
Equipped with several radiator windows, there are two heat dissipating housings, two heat dissipating housings to be arranged symmetrically for rotation connection on the radiator window.
By using above-mentioned technical proposal, since electrical component is equipped on circuit board, mesh plate and the circuit board side of offseting
Convenient on circuit board by electrical component generate heat transfer into mesh plate, due to mesh plate be provided with mesh have it is good
Gas performance is conducive to accelerate distributing for heat, and radiator fan further increases the heat dissipation performance of mesh plate, and radiator window is mainly used for
The heat dissipation performance of cabinet body is further improved, in the work of power distribution cabinet underload, radiator window is to be in close state, and works as power distribution cabinet
When in high load capacity work, heat dissipating housing opening makes radiator window be in communication with the outside, and further increases the ventilation and heat function of power distribution cabinet.
Further, radiator window is installed on the cabinet by fixed frame, and the fixed frame is bolted on cabinet body
Bolt is firmly fixed on cabinet body.
By using above-mentioned technical proposal, fixed frame is mainly used for the installation foundation as radiator window, and uses fixation.
Further, several springs are provided between radiator window and fixed frame, one end of the spring is fixed on radiator window
On, the other end of the spring is fixed on fixed frame.
By using above-mentioned technical proposal, when heat dissipating housing rotating opening, heat dissipating housing offsets with fixed frame, and with
Heat dissipating housing rotation move radiator window to far from the direction of cabinet body, spring is in tensional state at this time, increases radiator window and leads to
Wind volume is conducive to radiate；When radiator window is closed in heat dissipating housing rotation, radiator window is withdrawn on initial position by spring reset.
Further, heat dissipating housing is equipped with handle away from radiator window on one side.
By using above-mentioned technical proposal, handle is mainly convenient to staff and switchs heat dissipating housing.
Further, the side of heat dissipating housing is provided with fixed pin shaft, and the fixed pin shaft is inserted into radiator window, described to dissipate
Heat cover is rotated by axis of fixed pin shaft.
By using above-mentioned technical proposal, it is convenient to heat dissipating housing and completion opening is rotated as shaft using fixed pin shaft or is closed scattered
The movement of hot window.
Further, several heat-removal bars are provided in radiator window.
By using above-mentioned technical proposal, heat-removal bar is made of stainless steel, since stainless steel has the good capacity of heat transmission,
Be conducive to heat-removal bar and absorb the heat-sinking capability that heat increases radiator window.
Further, several heat-removal bars are in and are criss-cross arranged.
By using above-mentioned technical proposal, the contact surface of heated air in heat-removal bar and cabinet body is made in such arrangements
Product is bigger, is conducive to the heat dissipation performance for further increasing radiator window.
Further, cabinet body is internally provided with protective device Installation cabinet, is hinged in the protective device Installation cabinet
Two cabinet doors.
By using above-mentioned technical proposal, protective device Installation cabinet is mainly used for providing the sky of installation ground electric circuit protection equipment
Between completely cut off electric circuit protection equipment and interior of the cabinet space, avoid interior of the cabinet overheat from influencing the normal work of electric circuit protection equipment
Make.
Further, the inside of protective device Installation cabinet is equipped with air break protector.
By using above-mentioned technical proposal, air break protector is mainly used for when short circuit or leakage occur for power distribution cabinet overheat
When the situation of electricity, the power supply of air break protector starting cutting power distribution cabinet.
Further, air break protector is connected with status indicator lamp by conducting wire, and the status indicator lamp is equipped with
Second cabinet door deviates from the one side of protective device Installation cabinet.
By using above-mentioned technical proposal, when not having to occur unexpected situation, status indicator lamp is shown in green
Indicate that power distribution cabinet works normally, when the starting of accident air break protector occurs in power distribution cabinet, status indicator lamp becomes red
Color is convenient to the working condition that staff understands power distribution cabinet.
In conclusion the utility model has the following beneficial effects:
1. having outstanding heat-sinking capability, a possibility that power distribution cabinet overheats is reduced；
Power distribution cabinet is carried out 2. can be cut off the power in time when short circuit accident occurs by air break protector
Protection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of large-scale low-voltage distribution cabinet；
Fig. 2 is the structural schematic diagram at the large-scale low-voltage distribution cabinet back side；
Fig. 3 is the partial enlargement structural representation in Fig. 2 at A.
In figure, 1, cabinet body；11, the first cabinet door；111, observation window；112, it latches；12, positioning tube；13, mesh plate；14, it dissipates
Hot-air fan；15, circuit board；2, protective device Installation cabinet；21, status indicator lamp；22, conducting wire；23, air break protector；24,
Second cabinet door；3, radiator window；31, spring；32, heat-removal bar；33, heat dissipating housing；331, fixed pin shaft；34, fixed frame；35, handle.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment: a kind of large size low-voltage distribution cabinet, as shown in Figure 1, including cabinet body 1, cabinet body 1 is hinged on one side for beating
The first cabinet door 11 of cabinet body 1 is opened or closes, the first cabinet door 11 is made of aluminium alloy plate, and the center of the first cabinet door 11 is provided with
Observation window 111, observation window 111 mainly facilitate staff to observe the working condition inside cabinet body 1.The separate hinge of first cabinet door 11
Connect position is equipped with lock 112 on one side, latches 112 a part and is mounted on cabinet body 1, the first cabinet door 11 close when
It waits, the first cabinet door 11 and cabinet body 1 are securely joined together by lock 112.
As shown in Figure 1, there are four positioning tubes 12, positioning tube 12 to be located at the corner location inside cabinet body 1 for welding in cabinet body 1,
Positioning tube 12 arranges that the position of four apex angles of the first cabinet door 11, which is provided with, is inserted into positioning along the width direction of cabinet body 1
Convex block in the circular hole of cylinder 12, in order to cooperate the first cabinet door 11 preferably with cabinet body 1.
As shown in Figure 1, the inside setting of cabinet body 1 is used for the circuit board 15 of distribution components, circuit board 15 is attached to cabinet body 1
On the inner wall parallel with the first cabinet door 11.
Referring to figs. 1 and 2, cabinet body 1 is internally provided with mesh plate 13, and mesh plate 13 is located at 15 lower section of circuit board just
And mesh plate 13 offsets with circuit board 15, and the mesh of mesh plate 13 leads to the inside of external environment and cabinet body 1 repeatedly, and air can
To carry out gas exchanges by mesh plate 13.Several radiator fans 14, at work, circuit board are installed on mesh plate 13
15 heat is transmitted on mesh plate 13 by contact, and the rotation of radiator fan 14 accelerates cabinet body 1 and external environment to carry out gas friendship
It changes, the heat on mesh plate 13 is accelerated to distribute.
As shown in Figure 1, the inside of cabinet body 1 is additionally provided with protective device Installation cabinet 2, protective device Installation cabinet 2 is hinged with
Two cabinet doors 24, the inside of protective device Installation cabinet 2 are equipped with the air break protector 23 that can cut off power distribution cabinet power supply, air
Breaker protector 23 is connected with status indicator lamp 21 by conducting wire 22, and status indicator lamp 21 is located in the second cabinet door 24, when not having
When there is unexpected situation, the shown in green expression power distribution cabinet of status indicator lamp 21 is worked normally, when thing occurs in power distribution cabinet
Therefore when the starting of air break protector 23, status indicator lamp 21 becomes red, is convenient to staff and understands power distribution cabinet
Working condition.
In conjunction with shown in Fig. 2 and Fig. 3, several radiator windows 3 are provided on cabinet body 1, radiator window 3 is located at cabinet body 1 away from the first cabinet
The one side and radiator window 3 of door 11 are located at the position on 1 top of cabinet body.Several heat-removal bars 32, multiple heat dissipations are provided in radiator window 3
Bar 32 constitutes criss-cross reticular structure setting, and heat-removal bar 32 is made of stainless steel, due to stainless steel itself have it is good
Good heating conduction, is conducive in heat transfer to heat-removal bar 32, promotes heat by dissipating in radiator window 3 outwardly environment.
The reticular structure that multiple heat-removal bars 32 form, keeps heat-removal bar 32 and the contact area of heated air in cabinet body 1 bigger, be conducive into
The heat dissipation performance of one step increase radiator window 3.
In conjunction with shown in Fig. 2 and Fig. 3, the rotation connection of radiator window 3 is in symmetrically to set there are two heat dissipating housing 33, two heat dissipating housings 33
It sets, the side of heat dissipating housing 33 is equipped with fixed pin shaft 331, and fixed pin shaft 331 is inserted into the metal framework of radiator window 3, heat dissipation
Cover 33 is completed to open or close the movement of radiator window 3 around the rotation of fixed pin shaft 331.Heat dissipating housing 33 is provided with confession away from radiator window 3
Staff draws the handle 35 held.
In conjunction with shown in Fig. 2 and Fig. 3, the fixed frame for being coupled with radiator window 3 is bolted on cabinet body 1
34, radiator window 3 is connect with fixed frame 34 by spring 31, and one end of spring 31 is fixed on radiator window 3, the other end of spring 31
It is fixed on fixed frame 34, spring 31 selects the made of metal spring that deflection is smaller and quality is harder.
In conjunction with shown in Fig. 2 and Fig. 3, in the work of power distribution cabinet underload, heat dissipating housing 33 is located on radiator window 3 and makes to dissipate
Hot window 3 is to be in close state, and when power distribution cabinet is in high load capacity work, live staff passes through handle 35 for heat dissipating housing
33 openings make radiator window 3 be in communication with the outside, and further increase the ventilation and heat function of power distribution cabinet.When 33 rotating opening of heat dissipating housing
When, heat dissipating housing 33 offsets with fixed frame 34, and transports radiator window 3 to the direction far from cabinet body 1 as heat dissipating housing 33 rotates
Dynamic, spring 31 is in tensional state at this time, increases 3 aeration volume of radiator window and is conducive to radiate；The rotation of heat dissipating housing 33, which is closed, to be dissipated
When hot window 3, radiator window 3 is withdrawn on initial position by the reset of spring 31.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of large size low-voltage distribution cabinet, including cabinet body (1), being hinged on one side the first cabinet door (11) for the cabinet body (1) are described
The inside of cabinet body (1) is equipped with circuit board (15), it is characterised in that: the cabinet body (1) is internally provided with one piece of mesh plate
(13), the mesh plate (13) is located at below circuit board (15) just and mesh plate (13) offsets with circuit board (15), the net
It is equipped on orifice plate (13) several radiator fans (14), one side of the cabinet body (1) away from the first cabinet door (11) is equipped with several dissipate
Hot window (3), there are two heat dissipating housing (33), two heat dissipating housings (33) to be arranged symmetrically for rotation connection on the radiator window (3).
2. a kind of large-scale low-voltage distribution cabinet according to claim 1, it is characterised in that: the radiator window (3) passes through fixation
Frame (34) is mounted on cabinet body (1), and the fixed frame (34) is bolted on cabinet body (1).
3. a kind of large-scale low-voltage distribution cabinet according to claim 2, it is characterised in that: the radiator window (3) and fixed frame
(34) it is provided between several springs (31), one end of the spring (31) is fixed on radiator window (3), the spring (31)
The other end is fixed on fixed frame (34).
4. a kind of large-scale low-voltage distribution cabinet according to claim 1, it is characterised in that: the heat dissipating housing (33) is away from heat dissipation
Window (3) is equipped with handle (35) on one side.
5. a kind of large-scale low-voltage distribution cabinet according to claim 1, it is characterised in that: the side of the heat dissipating housing (33) is set
It is equipped with fixed pin shaft (331), the fixed pin shaft (331) is inserted into radiator window (3), and the heat dissipating housing (33) is with fixed pin shaft
(331) it is rotated for axis.
6. a kind of large-scale low-voltage distribution cabinet according to claim 1, it is characterised in that: be provided in the radiator window (3)
Several heat-removal bars (32).
7. a kind of large-scale low-voltage distribution cabinet according to claim 6, it is characterised in that: several heat-removal bars (32) are in hand in length and breadth
Mistake arrangement.
8. a kind of large-scale low-voltage distribution cabinet according to claim 1, it is characterised in that: the inside of the cabinet body (1) is arranged
Have protective device Installation cabinet (2), is hinged with the second cabinet door (24) on the protective device Installation cabinet (2).
9. a kind of large-scale low-voltage distribution cabinet according to claim 8, it is characterised in that: the protective device Installation cabinet (2)
Inside air break protector (23) are installed.
10. a kind of large-scale low-voltage distribution cabinet according to claim 9, it is characterised in that: the air break protector
(23) it is connected with status indicator lamp (21) by conducting wire (22), the status indicator lamp (21) is equipped with the second cabinet door (24) and deviates from
The one side of protective device Installation cabinet (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920503265.1U CN209675712U (en) | 2019-04-13 | 2019-04-13 | A kind of large size low-voltage distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920503265.1U CN209675712U (en) | 2019-04-13 | 2019-04-13 | A kind of large size low-voltage distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209675712U true CN209675712U (en) | 2019-11-22 |
Family
ID=68574164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920503265.1U Expired - Fee Related CN209675712U (en) | 2019-04-13 | 2019-04-13 | A kind of large size low-voltage distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209675712U (en) |
-
2019
- 2019-04-13 CN CN201920503265.1U patent/CN209675712U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 |