CN113067275B - Intelligent switch cabinet for transformer substation - Google Patents
Intelligent switch cabinet for transformer substation Download PDFInfo
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- CN113067275B CN113067275B CN202110251728.1A CN202110251728A CN113067275B CN 113067275 B CN113067275 B CN 113067275B CN 202110251728 A CN202110251728 A CN 202110251728A CN 113067275 B CN113067275 B CN 113067275B
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- chamber
- bus
- pressure relief
- transformer substation
- switch cabinet
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 35
- 238000005192 partition Methods 0.000 claims abstract description 5
- 238000005057 refrigeration Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 15
- 239000004065 semiconductor Substances 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 12
- 210000005056 cell body Anatomy 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/24—Interlocking, locking, or latching mechanisms for interlocking two or more parts of the mechanism for operating contacts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
Abstract
The invention provides an intelligent switch cabinet for a transformer substation, which comprises: the cabinet body is divided into a lower-layer cable chamber and an upper-layer breaker chamber through a first partition plate, a bus chamber is arranged at the top end of the cabinet body, a mounting groove for mounting a relay instrument is formed in the rear side of the bus chamber, a pressure relief chamber is arranged on the rear side of the mounting groove, a heat dissipation window is arranged on the front side of the bus chamber, a bus mounting plate is arranged inside the bus chamber, one end of the bus mounting plate is connected with the front side of the bottom of the bus chamber, the bus mounting plate and the bus chamber are arranged in an inclined mode, and a bus terminal is arranged on the bus mounting plate; a pressure relief assembly is arranged in the pressure relief chamber, a groove is arranged at the rear side of the pressure relief chamber, and a strip-shaped hole is formed in the groove; a first groove is formed in a door body of the lower-layer cable chamber, and an emergency trigger mechanism is arranged inside the first groove. The invention improves the structures of the bus chamber and the relay instrument chamber, gives consideration to pressure relief, heat dissipation and protectiveness, prevents false triggering and improves the heat dissipation effect.
Description
Technical Field
The invention relates to the technical field of transformer substation switch cabinets, in particular to an intelligent switch cabinet for a transformer substation.
Background
The switch cabinet is an electrical device, and is used for opening and closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light textile industry, factories and mines enterprises, residential districts, high-rise buildings and the like.
In the prior art, cavities such as a bus chamber and a relay instrument chamber are generally arranged side by side, and although a pressure relief channel is arranged, once expandable gas is generated due to faults such as short circuit, the adjacent cavities are likely to collapse. In this case, the cage structure can provide a protective effect, but it is difficult to avoid the influence on the heat dissipation of the system. Therefore, how to fully consider the protectiveness and the heat dissipation effect of the adjacent cavities on the premise of ensuring the pressure relief of the switch cabinet structure is a technical problem to be solved in the field all the time.
In addition, in order to ensure that the staff can effectively operate main circuit breaker safety trip under the emergency, the urgent separating brake mechanism of present cubical switchboard generally sets up in the external portion of cabinet, however, this correspondence has brought certain mistake and has touched the problem. In this case, how to alleviate the problem of the false touch as much as possible is the direction to be improved for the structure of the switch cabinet.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides an intelligent switch cabinet for a transformer substation.
The technical scheme of the invention is as follows:
an intelligent switch cabinet for a transformer substation, comprising:
the bus-bar cabinet comprises a cabinet body, wherein the cabinet body is divided into a lower-layer cable chamber and an upper-layer breaker chamber through a first partition plate, a bus-bar chamber is arranged at the top end of the cabinet body, a mounting groove for mounting a relay instrument is formed in the rear side of the bus-bar chamber, a pressure relief chamber is formed in the rear side of the mounting groove, a heat dissipation window is formed in the front side of the bus-bar chamber, a bus-bar mounting plate is arranged in the bus-bar chamber, one end of the bus-bar mounting plate is connected with the front side of the bottom of the bus-bar chamber, the bus-bar mounting plate and the bus-bar chamber are arranged in an inclined mode, and a bus-bar terminal is arranged on the bus-bar mounting plate;
a pressure relief assembly is arranged in the pressure relief chamber, a groove is arranged on the rear side of the pressure relief chamber, and a strip-shaped hole is formed in the groove; the pressure relief assembly comprises: the bus bar connecting structure comprises a connecting plate, a spring supporting piece and a pressure relief plate, wherein one end of the connecting plate is connected with a bus wiring terminal, the other end of the connecting plate is fixedly connected with the spring supporting piece, and the spring supporting piece penetrates through a strip-shaped hole and is connected with the pressure relief plate;
a first groove is formed in a door body of the lower-layer cable chamber, and an emergency trigger mechanism is arranged in the first groove;
the emergency trigger mechanism includes: the trigger brake comprises a first base plate, a second base plate, a trigger brake handle, a lock catch and a locking brake handle; set up the installation cell body on the first base plate, the internal setting of mounting groove triggers the brake handle, trigger the brake handle and extend to the internal portion of cabinet and be connected with main circuit breaker through a base plate, set up second installation cell body on the second base plate, the inside locking brake handle that sets up of second installation cell body, set up the hasp on the second base plate, the hasp is linked with the locking brake handle.
According to a further technical scheme, a heat dissipation support is arranged on the side edge inside the upper-layer breaker chamber, a heat dissipation device is arranged on the heat dissipation support, and heat dissipation holes are formed in two sides of the upper-layer breaker chamber.
As a further technical solution of the present invention, the heat dissipating device includes: the cooling device comprises a cooling fan and semiconductor refrigeration pieces, wherein the cooling fan and the semiconductor refrigeration pieces are located on a cooling support right opposite to the cooling holes, and the semiconductor refrigeration pieces are fixedly installed on the cooling support through a conductive support.
As a further technical scheme of the invention, the size of the pressure relief plate is larger than that of the strip-shaped hole.
Furthermore, the size of the upper surface of the pressure relief plate is smaller than that of the strip-shaped hole, and the size of the lower surface of the pressure relief plate is larger than that of the strip-shaped hole.
According to a further technical scheme, a first door body is arranged at the position, located at the lower layer cable chamber, of the front side of the cabinet body, and a handle and a first lock are arranged on the first door body.
According to a further technical scheme of the invention, a second door body is arranged at the position, located at an upper layer circuit breaker chamber, of the front side of the cabinet body, an operation panel and a second lock are arranged on the second door body, and an indicator lamp group is arranged on the operation panel.
According to a further technical scheme of the invention, the first door body is provided with a ventilation window.
As a further technical scheme of the invention, the bottom of the cabinet body is provided with universal wheels.
The technical scheme of the invention is that the top end, the side end and the rear end of the cabinet body are respectively sealed by metal wall plates.
The invention has the beneficial effects that:
1. the invention provides an intelligent switch cabinet for a transformer substation, which improves the structures of a bus chamber and a relay instrument chamber, and gives consideration to pressure relief, heat dissipation and protectiveness;
2. a locking component is additionally arranged for the emergency brake-separating mechanism; the bus chamber and the relay instrument chamber are mutually separated and form a certain height difference, on the basis, the rear side of the relay instrument chamber is provided with a pressure relief chamber, the front side of the bus chamber is provided with a heat dissipation window, and one side of the bus chamber is additionally provided with a bus mounting plate so as to be obliquely arranged; based on the structure, convection heat dissipation can be formed during normal operation, and when explosion and impact occur, the pressure relief can be carried out in two directions, and a certain protection effect can be achieved on a relay instrument room;
3. the emergency brake separating mechanism is improved, the locking brake handle is adopted outside the trigger brake handle for locking, and the trigger brake handle can be pulled only by pulling the locking brake handle when in use, so that the problem of mistaken touch of the trigger brake handle is basically avoided;
4. the semiconductor refrigeration piece is connected through electrically conductive support and the internal power supply unit of cabinet and realizes the refrigeration, forms dual refrigeration structure through setting up radiator fan and semiconductor refrigeration piece, improves the radiating effect.
Drawings
Fig. 1 is a main view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention;
fig. 2 is a rear view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention;
fig. 3 is a left view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention;
fig. 4 is a right view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention;
fig. 5 is a top view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention;
fig. 6 is a bottom view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention;
fig. 7 is a structural diagram of an emergency trigger mechanism according to the present invention;
shown in the figure:
1-a cabinet body, 2-a pressure relief assembly, 3-an emergency trigger mechanism and 4-a heat dissipation device;
11-a first partition plate, 12-a lower layer cable chamber, 13-an upper layer breaker chamber, 14-a bus chamber, 15-a mounting groove, 16-a pressure relief chamber and 17-a universal wheel;
121-a first groove; 122-a first door body, 123-a ventilation window;
131-a heat dissipation bracket, 132-a second door body;
141-a heat dissipation window, 142-a bus mounting plate and 143-a bus binding post;
161-groove, 162-strip hole;
21-connecting plate, 22-spring support, 23-pressure relief plate;
31-a first base plate, 32-a second base plate, 33-a trigger brake handle, 34-a lock catch, 35-a locking brake handle, 36-an installation groove body and 37-a second installation groove body;
41-a heat radiation fan, 42-a semiconductor refrigeration piece and 43-a conductive bracket.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention.
Referring to fig. 1 to 7, in which, fig. 1 is a front view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention; fig. 2 is a rear view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention; fig. 3 is a left view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention; fig. 4 is a right view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention; fig. 5 is a plan structural view of an intelligent switch cabinet for a transformer substation according to the present invention; fig. 6 is a bottom view structural diagram of an intelligent switch cabinet for a transformer substation according to the present invention; fig. 7 is a structural diagram of an emergency trigger mechanism according to the present invention;
as shown in fig. 1 to 7, an intelligent switch cabinet for a transformer substation includes:
the cabinet body 1 is divided into a lower-layer cable chamber 12 and an upper-layer breaker chamber 13 by a first partition plate 11, a bus chamber 14 is arranged at the top end of the cabinet body 1, a mounting groove 15 for mounting a relay instrument is formed in the rear side of the bus chamber 14, a pressure relief chamber 16 is formed in the rear side of the mounting groove 15, a heat dissipation window 141 is formed in the front side of the bus chamber 14, a bus mounting plate 142 is arranged inside the bus chamber 14, one end of the bus mounting plate 142 is connected with the front side of the bottom of the bus chamber 14, the bus mounting plate 142 and the bus chamber 14 are arranged in an inclined mode, and a bus terminal 143 is arranged on the bus mounting plate 142; the bus mounting plate and the bus chamber are obliquely mounted. The top of generating line mounting panel is the generating line room, and the below is for the mounting groove that is used for installing the relay instrument, separates through the generating line mounting panel with the generating line room, and the direction of generating line room cable production upwards flows, does not influence the relay instrument of below mounting groove, safe and reliable.
A pressure relief assembly 2 is arranged in the pressure relief chamber 16, a groove 161 is arranged at the rear side of the pressure relief chamber 16, and a strip-shaped hole 162 is arranged in the groove 161; the pressure relief assembly 2 comprises: the connecting plate 21, the spring support 22 and the pressure relief plate 23, wherein one end of the connecting plate 21 is connected with the bus terminal 142, the other end of the connecting plate 21 is fixedly connected with the spring support 22, and the spring support 22 passes through the strip-shaped hole 162 and is connected with the pressure relief plate 23;
a first groove 121 is formed in a door body of the lower cable chamber 12, and an emergency trigger mechanism 3 is arranged inside the first groove 121; through setting up first recess, can protect emergency trigger mechanism, prevent that emergency trigger mechanism is outstanding to be set up and to cause the maloperation at cabinet body shell, can also set up transparent lid on first recess, protect emergency trigger mechanism.
The emergency trigger mechanism 3 includes: a first base plate 31, a second base plate 32, a trigger brake lever 33, a latch 34 and a locking brake lever 35; set up installation cell body 36 on the first base plate 31, set up in the installation cell body 36 and trigger the brake handle 35, trigger the brake handle 33 and extend to cabinet body 1 inside and be connected with main circuit breaker through a base plate 31, set up second installation cell body 37 on the second base plate 32, the inside locking brake handle 35 that sets up of second installation cell body 37, set up hasp 34 on the second base plate 32, hasp 34 is linked with locking brake handle 35.
In the embodiment of the invention, the side edge inside the upper layer breaker chamber 13 is provided with a heat dissipation bracket 131, the heat dissipation bracket 131 is provided with a heat dissipation device 4, and two sides of the upper layer breaker chamber 13 are provided with heat dissipation holes; the heat sink 4 includes: radiator fan 41 and semiconductor refrigeration piece 42, radiator fan 41 and semiconductor refrigeration piece 42 are located the just right heat dissipation support 131 of louvre 132, and semiconductor refrigeration piece 42 is through electrically conductive support 43 fixed mounting on heat dissipation support 131, and the semiconductor refrigeration piece is connected the realization refrigeration through electrically conductive support and the internal power supply unit of cabinet, forms dual refrigeration structure through setting up radiator fan and semiconductor refrigeration piece, improves the radiating effect.
In the embodiment of the invention, the pressure relief chamber is of a closed structure under a normal condition, when the bus chamber generates air flow due to faults such as short circuit and the like, the air pressure in the pressure relief chamber is too large, the pressure relief plate is pushed to move outwards, the strip-shaped hole is opened, the air flow is output from the strip-shaped hole, when the air pressure in the pressure relief chamber is recovered to a normal state, the pressure relief plate is buckled on the strip-shaped hole again under the action of the connecting plate and the spring support member, the bus chamber is closed, and the dustproof protection effect is achieved, the size of the pressure relief plate is larger than that of the strip-shaped hole, the size of the upper surface of the pressure relief plate 23 is smaller than that of the strip-shaped hole 261, the size of the lower surface is larger than that of the strip-shaped hole, and the strip-shaped hole can be sealed.
According to the invention, a first door body 121 is arranged at the position, located in the lower layer cable chamber 12, of the front side of the cabinet body 1, a handle and a first lock are arranged on the first door body 121, and a ventilation window 122 is arranged on the first door body 121. The ventilation and heat dissipation of the lower cable chamber can be realized.
The position that is located upper breaker room 13 at the front side of the cabinet body 1 sets up the second door body 132, set up operating panel and second tool to lock on the second door body 132, the last pilot lamp group that sets up of operating panel. The operating state of the short-circuiting device can be displayed through the operating panel, and the circuit breaker can be controlled through the operating button.
In order to facilitate the movement and transportation of the cabinet body, the universal wheels 17 are arranged at the bottom of the cabinet body 1, and the top end, the side end and the rear end of the cabinet body 1 are respectively sealed by metal wall plates to protect equipment inside the cabinet body.
In the embodiment of the invention, the cabinet body is a main body structure of the invention; the lower cable chamber is a compartment responsible for cable connection; the upper layer breaker chamber is used for arranging a breaker assembly; the mounting groove is used as a relay instrument room and is structurally spaced from the bus room; when the relay is in normal operation, the pressure relief chamber and the heat dissipation window form convection, and the bus chamber and the relay instrument chamber can obtain certain heat dissipation; when the bus chamber is short-circuited, the forward burst airflow is directly discharged from the heat dissipation window, and the backward burst airflow is guided by the inclined surface, flows over the mounting groove and is discharged from the pressure relief chamber, so that the relay instrument in the mounting groove is less damaged; and the mode of bidirectional pressure relief is more reliable.
The emergency brake-separating mechanism is used for triggering the main circuit breaker positioned in the cabinet body to trip, and the structure of the emergency brake-separating mechanism is improved; the first base is used for bearing the trigger brake handle; the inner side of the trigger brake handle extends to the inside of the cabinet body and is used for directly triggering tripping; the second base is used for arranging a groove body and bearing a locking brake handle; when the trigger brake handle is not started, the installation groove body is used for accommodating the trigger brake handle; at the moment, the trigger brake handle can be locked in the installation groove body by utilizing the lock catch; because the locking brake handle is linked with the lock catch, the locking brake handle must be pulled firstly, the lock catch is released, and the trigger brake handle can be pulled to start tripping.
The invention provides an intelligent switch cabinet for a transformer substation. The technical scheme improves the structures of the bus chamber and the relay instrument chamber, so that pressure relief, heat dissipation and protectiveness are considered; meanwhile, a locking component is additionally arranged for the emergency brake-separating mechanism; the bus chamber and the relay instrument chamber are mutually separated and form a certain height difference, on the basis, a pressure relief chamber is arranged at the rear side of the relay instrument chamber, a heat dissipation window is arranged at the front side of the bus chamber, and a bus mounting plate is additionally arranged at one side of the bus chamber to enable the bus mounting plate to be obliquely arranged; based on the structure, convection heat dissipation can be formed during normal operation, and when explosion and impact occur, the pressure relief can be carried out in two directions, and a certain protection effect can be achieved on a relay instrument room; in addition, the emergency brake separating mechanism is improved, the locking brake handle is adopted outside the trigger brake handle for locking, and the trigger brake handle can be pulled only by pulling the locking brake handle when in use, so that the problem of mistaken touch of the trigger brake handle is basically avoided.
The present invention has been described in detail above, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (10)
1. The utility model provides a transformer substation uses intelligent switch cabinet which characterized in that includes:
the cabinet body is divided into a lower-layer cable chamber and an upper-layer breaker chamber through a first partition plate, a bus chamber is arranged at the top end of the cabinet body, a mounting groove for mounting a relay instrument is formed in the rear side of the bus chamber, a pressure relief chamber is arranged on the rear side of the mounting groove, a heat dissipation window is arranged on the front side of the bus chamber, a bus mounting plate is arranged inside the bus chamber, one end of the bus mounting plate is connected with the front side of the bottom of the bus chamber, the bus mounting plate is obliquely arranged in the bus chamber, and a bus binding post is arranged on the bus mounting plate;
a pressure relief assembly is arranged in the pressure relief chamber, a groove is arranged on the rear side of the pressure relief chamber, and a strip-shaped hole is formed in the groove; the pressure relief assembly comprises: the bus connector comprises a connecting plate, a spring supporting piece and a pressure relief plate, wherein one end of the connecting plate is connected with a bus terminal, the other end of the connecting plate is fixedly connected with the spring supporting piece, and the spring supporting piece penetrates through a strip-shaped hole and is connected with the pressure relief plate;
a first groove is formed in a door body of the lower-layer cable chamber, and an emergency trigger mechanism is arranged in the first groove;
the emergency trigger mechanism includes: the trigger brake comprises a first base plate, a second base plate, a trigger brake handle, a lock catch and a locking brake handle; set up the installation cell body on the first base plate, the internal setting of mounting groove triggers the brake handle, trigger the brake handle and extend to cabinet internal portion and be connected with main circuit breaker through first base plate, set up second installation cell body on the second base plate, the inside locking brake handle that sets up of second installation cell body, set up the hasp on the second base plate, the hasp is linked with the locking brake handle.
2. The intelligent switch cabinet for the transformer substation of claim 1, wherein a heat dissipation bracket is arranged on the side edge inside the upper breaker chamber, a heat dissipation device is arranged on the heat dissipation bracket, and heat dissipation holes are arranged on two sides of the upper breaker chamber.
3. The intelligent switch cabinet for the transformer substation of claim 2, wherein the heat sink comprises: the cooling device comprises a cooling fan and semiconductor refrigeration pieces, wherein the cooling fan and the semiconductor refrigeration pieces are located on a cooling support opposite to the cooling holes, and the semiconductor refrigeration pieces are fixedly installed on the cooling support through a conductive support.
4. The intelligent switch cabinet for the transformer substation of claim 1, wherein the size of the pressure relief plate is larger than that of the strip-shaped hole.
5. The intelligent switch cabinet for the transformer substation of claim 4, wherein the size of the upper surface of the pressure relief plate is smaller than that of the strip-shaped hole, and the size of the lower surface of the pressure relief plate is larger than that of the strip-shaped hole.
6. The intelligent switch cabinet for the transformer substation according to claim 1, wherein a first door body is arranged at a position, located at a lower layer cable chamber, on the front side of the cabinet body, and a handle and a first lock are arranged on the first door body.
7. The intelligent switch cabinet for the transformer substation according to claim 1, wherein a second door body is arranged at a position, located at an upper breaker chamber, on the front side of the cabinet body, an operation panel and a second lock are arranged on the second door body, and an indicator light set is arranged on the operation panel.
8. The intelligent switch cabinet for the transformer substation according to claim 6, wherein a ventilation window is arranged on the first door body.
9. The intelligent switch cabinet for the transformer substation according to claim 1, wherein universal wheels are arranged at the bottom of the cabinet body.
10. The intelligent switch cabinet for the transformer substation of claim 1, wherein the top end, the side end and the rear end of the cabinet body are respectively sealed by metal wall plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110251728.1A CN113067275B (en) | 2021-03-08 | 2021-03-08 | Intelligent switch cabinet for transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110251728.1A CN113067275B (en) | 2021-03-08 | 2021-03-08 | Intelligent switch cabinet for transformer substation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113067275A CN113067275A (en) | 2021-07-02 |
| CN113067275B true CN113067275B (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110251728.1A Active CN113067275B (en) | 2021-03-08 | 2021-03-08 | Intelligent switch cabinet for transformer substation |
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| Country | Link |
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| CN (1) | CN113067275B (en) |
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2021
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| US5574624A (en) * | 1995-10-03 | 1996-11-12 | Abb Power T&D Company Inc. | Ventilation system for arc-resistant switchgear enclosure |
| CN202601489U (en) * | 2012-06-05 | 2012-12-12 | 登高电气有限公司 | Single-phase isolating switch on outdoor pillar |
| CN108123382A (en) * | 2017-12-30 | 2018-06-05 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of switchgear with decompression function |
| CN209298623U (en) * | 2019-02-20 | 2019-08-23 | 陕西伏尔特电气有限公司 | A kind of pressure relief device of low-voltage distribution cabinet |
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