CN215870256U - Switch cabinet with arc-burning-proof structure - Google Patents
Switch cabinet with arc-burning-proof structure Download PDFInfo
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- CN215870256U CN215870256U CN202122119043.XU CN202122119043U CN215870256U CN 215870256 U CN215870256 U CN 215870256U CN 202122119043 U CN202122119043 U CN 202122119043U CN 215870256 U CN215870256 U CN 215870256U
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- side wall
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- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000002265 prevention Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000010248 power generation Methods 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
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Abstract
The utility model provides a switch cabinet with an arc-burning prevention structure, which comprises a cabinet body and a cabinet door, wherein the cabinet body is provided with a plurality of through holes; a square-clip-shaped frame plate is arranged at the opening of the upper front side of the cabinet body, and the outer side wall of the square-clip-shaped frame plate is welded and fixed with the inner side wall of the cabinet body; an inner-opening-shaped frame plate and an outer-opening-shaped frame plate are arranged on the inner side wall surface of the cabinet door, and an annular space is formed between the outer side wall of the inner-opening-shaped frame plate and the inner side wall of the outer-opening-shaped frame plate; a reverse-shaped sliding plate is arranged in an annular space between the inner-opening-shaped frame plate and the outer-opening-shaped frame plate; a plurality of springs are arranged in an annular space between the inner square frame plate and the outer square frame plate at intervals, the front end of each spring is connected with the inner side wall surface of the cabinet door, and the rear end of each spring is connected with the front side surface of the square-back sliding plate; the front side of the frame plate is provided with a first sealing ring. The arc burning prevention structure of the switch cabinet can prevent arc burning pressure from being drilled out from a gap at the joint of the outer edge of the cabinet door and the cabinet body, and can reduce the threat of arc burning pressure leakage to workers and equipment.
Description
Technical Field
The utility model belongs to the technical field of switch cabinets, and particularly relates to a switch cabinet with an arc-burning-prevention structure.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion 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 industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like.
The cabinet door department of current cubical switchboard prevents that the arcing structure is weak, and the cabinet door is mostly dull and stereotyped structure, and when the internal arcing accident that takes place of cubical switchboard cabinet, the release energy that trouble electric arc can be quick forms high pressure, high temperature and conflagration, and arcing pressure is direct to be drilled out along the gap department with cabinet body laminating department outside the cabinet door easily, has very big threat to staff and equipment.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems, the utility model provides the switch cabinet with the arc burning prevention structure, which can prevent the arc burning pressure from directly drilling out from the gap at the joint of the outer edge of the cabinet door and the cabinet body, and reduce the threat of the arc burning pressure leakage to workers and equipment.
The utility model is realized by the following technical scheme:
a switch cabinet with an arc-burning prevention structure comprises a cabinet body and a cabinet door, wherein the front side opening of the cabinet body is arranged, and the cabinet door is arranged at the front side opening of the cabinet body;
a square-clip-shaped frame plate is arranged at the opening of the upper front side of the cabinet body, and the outer side wall of the square-clip-shaped frame plate is welded and fixed with the inner side wall of the cabinet body;
an inner-opening-shaped frame plate and an outer-opening-shaped frame plate are arranged on the inner side wall surface of the cabinet door, the distances between the parallel corresponding edges of the inner-opening-shaped frame plate and the outer-opening-shaped frame plate are equal, and an annular space is formed between the outer side wall of the inner-opening-shaped frame plate and the inner side wall of the outer-opening-shaped frame plate;
a square-shaped sliding plate is arranged in an annular space between the inner square-shaped frame plate and the outer square-shaped frame plate, the inner side wall of the square-shaped sliding plate is in clearance contact with the outer side wall of the inner square-shaped frame plate, and the outer side wall of the square-shaped sliding plate is in clearance contact with the inner side wall of the outer square-shaped frame plate;
a plurality of springs are arranged in an annular space between the inner square frame plate and the outer square frame plate at intervals, the front end of each spring is connected with the inner side wall surface of the cabinet door, the rear end of each spring is connected with the front side surface of the return square sliding plate, and the springs can be specifically connected in a bonding mode or fixed in a welding mode; the front side surface of the square-back frame plate is provided with a first sealing ring, the first sealing ring is made of high-temperature-resistant elastic rubber materials, and the first sealing ring has certain elasticity; the springs can support the square-shaped sliding plate, when the cabinet door is closed, the rear side face of the square-shaped sliding plate is in contact with the first sealing ring on the front side face of the square-shaped frame plate, and the rear side face of the square-shaped sliding plate is enabled to be tightly abutted against the front side face of the square-shaped frame plate under the action of the springs; the first sealing ring can seal the contact gap between the back side surface of the square-back-shaped sliding plate and the front side surface of the square-back-shaped frame plate, and the arcing pressure is prevented from being drilled out from the gap.
Further inject, the left side of cabinet door is articulated with the left side wall of the cabinet body, through setting up the detachable connection of a plurality of hasps between the right side of cabinet door and the right side wall of the cabinet body.
Further inject, the right side of the front end face of the cabinet door is provided with a handle, which is convenient for opening and closing the cabinet door.
Further inject, be equipped with a plurality of observation windows on the cabinet door, every observation window department all installs and is equipped with explosion-proof glass, the internal condition of observation cabinet of being convenient for.
Further inject, the periphery side of the outer mouth font deckle board on the cabinet door inside wall face is equipped with the second sealing washer, and the second sealing washer is made by high temperature resistant elastic rubber material, and the second sealing washer has certain elasticity, and the contact clearance between the cabinet door inside wall and the cabinet body can be sealed to the second sealing washer, avoids arcing pressure to drill out from the gap department of cabinet door outer edge and cabinet body laminating department.
According to the technical scheme, the switch cabinet with the arc-burning prevention structure has the advantages that: when the cabinet door of the switch cabinet is closed, the rear side surface of the square-back-shaped sliding plate is contacted with the first sealing ring on the front side surface of the square-back-shaped frame plate, the rear side surface of the square-back-shaped sliding plate is tightly propped against the front side surface of the square-back-shaped frame plate under the action of the spring, and the first sealing ring can seal a contact gap between the rear side surface of the square-back-shaped sliding plate and the front side surface of the square-back-shaped frame plate, so that the burning arc pressure is prevented from being drilled out of the gap; the anti-arcing structure of the switch cabinet can prevent the arcing pressure from being drilled out from the gap between the outer edge of the cabinet door and the joint of the cabinet body, and can reduce the threat of the arcing pressure leakage to workers and equipment.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic structural view of the cabinet of the present invention.
Fig. 4 is a schematic structural diagram of the cabinet door of the present invention.
Fig. 5 is a partial sectional view taken along a-a in fig. 2.
Fig. 6 is a partial structural diagram of fig. 5 at B.
In the drawings: 1-cabinet body, 2-cabinet door, 3-square-shaped frame plate, 4-inner square-shaped frame plate, 5-outer square-shaped frame plate, 6-square-shaped sliding plate, 7-spring, 8-first sealing ring, 9-lock catch, 10-handle, 11-observation window, 12-explosion-proof glass and 13-second sealing ring.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1 to 6, a switch cabinet with an arc-burning prevention structure comprises a cabinet body 1 and a cabinet door 2, wherein the front side of the cabinet body 1 is open, and the cabinet door 2 is installed at the front side opening of the cabinet body 1; the left side of the cabinet door 2 is hinged with the left side wall of the cabinet body 1, and the right side of the cabinet door 2 is detachably connected with the right side wall of the cabinet body 1 through arranging a plurality of lock catches 9;
a square-back frame plate 3 is arranged at the opening of the upper front side of the cabinet body 1, and the outer side wall of the square-back frame plate 3 is welded and fixed with the inner side wall of the cabinet body 1;
an inner-opening-shaped frame plate 4 and an outer-opening-shaped frame plate 5 are arranged on the inner side wall surface of the cabinet door 2, the distances between the parallel corresponding edges of the inner-opening-shaped frame plate 4 and the outer-opening-shaped frame plate 5 are equal, and an annular space is formed between the outer side wall of the inner-opening-shaped frame plate 4 and the inner side wall of the outer-opening-shaped frame plate 5;
a square-shaped sliding plate 6 is arranged in an annular space between the inner square-shaped frame plate 4 and the outer square-shaped frame plate 5, the inner side wall of the square-shaped sliding plate 6 is in clearance contact with the outer side wall of the inner square-shaped frame plate 4, and the outer side wall of the square-shaped sliding plate 6 is in clearance contact with the inner side wall of the outer square-shaped frame plate 5;
a plurality of springs 7 are arranged in an annular space between the inner-opening-shaped frame plate 4 and the outer-opening-shaped frame plate 5 at intervals, the front end of each spring 7 is connected with the inner side wall surface of the cabinet door 2, and the rear end of each spring 7 is connected with the front side surface of the return-shaped sliding plate 6, and specifically, the springs can be connected in a bonding way or fixed in a welding way; a first sealing ring 8 is arranged on the front side surface of the square-back frame plate 3, the first sealing ring 8 is made of high-temperature-resistant elastic rubber materials, and the first sealing ring 8 has certain elasticity; the springs 7 can support the square-shaped sliding plate 6, when the cabinet door 2 is closed, the rear side surface of the square-shaped sliding plate 6 is in contact with the first sealing ring 8 on the front side surface of the square-shaped frame plate 3, and the rear side surface of the square-shaped sliding plate 6 is enabled to be tightly abutted against the front side surface of the square-shaped frame plate 3 under the action of the springs 7; the first sealing ring 8 can seal the contact gap between the rear side surface of the square-back-shaped sliding plate 6 and the front side surface of the square-back-shaped frame plate 3, so that the arcing pressure is prevented from drilling out from the gap;
the periphery side of the outer-opening-shaped frame plate 5 on the inner side wall surface of the cabinet door 2 is provided with a second sealing ring 13, the second sealing ring 13 is made of high-temperature-resistant elastic rubber materials, the second sealing ring 13 has certain elasticity, the second sealing ring 13 can seal a contact gap between the inner side wall of the cabinet door 2 and the cabinet body 1, and arcing pressure is prevented from drilling out from a gap at the joint of the outer edge of the cabinet door 2 and the cabinet body 1.
In this embodiment, the right side of the front end face of the cabinet door 2 is provided with a handle 10, so that the cabinet door 2 can be opened and closed conveniently.
In this embodiment, be equipped with a plurality of observation window 11 on the cabinet door 2, every 11 departments of observation window all install and are equipped with explosion-proof glass 12, are convenient for observe the internal conditions of cabinet 1.
The working principle of the embodiment is as follows: when the cabinet door 2 of the switch cabinet is closed, the cabinet door 2 is turned over, the rear side surface of the square-back-shaped sliding plate 6 is contacted with the first sealing ring 8 on the front side surface of the square-back-shaped frame plate 3, the rear side surface of the square-back-shaped sliding plate 6 is tightly propped against the front side surface of the square-back-shaped frame plate 3 under the action of the spring 7, and the first sealing ring 8 can seal a contact gap between the rear side surface of the square-back-shaped sliding plate 6 and the front side surface of the square-back-shaped frame plate 3 to prevent arcing pressure from being drilled out from the gap; after the cabinet door 2 is closed, the second sealing ring 13 on the inner side wall of the cabinet door 2 can seal the contact gap between the inner side wall of the cabinet door 2 and the cabinet body 1, so that the arcing pressure is prevented from drilling out from the gap at the joint of the outer edge of the cabinet door 2 and the cabinet body 1; the anti-arcing structure of the switch cabinet can prevent the arcing pressure from drilling out from the gap at the joint of the outer edge of the cabinet door 2 and the cabinet body 1, and can reduce the threat of the arcing pressure leakage to workers and equipment.
Claims (5)
1. The utility model provides a cubical switchboard with prevent burning arc structure, includes the cabinet body and cabinet door, the front side opening setting of the cabinet body, the cabinet door is installed in the front side opening part of the cabinet body, its characterized in that:
a square-clip-shaped frame plate is arranged at the opening of the upper front side of the cabinet body, and the outer side wall of the square-clip-shaped frame plate is welded and fixed with the inner side wall of the cabinet body;
an inner-opening-shaped frame plate and an outer-opening-shaped frame plate are arranged on the inner side wall surface of the cabinet door, the distances between the parallel corresponding edges of the inner-opening-shaped frame plate and the outer-opening-shaped frame plate are equal, and an annular space is formed between the outer side wall of the inner-opening-shaped frame plate and the inner side wall of the outer-opening-shaped frame plate;
a square-shaped sliding plate is arranged in an annular space between the inner square-shaped frame plate and the outer square-shaped frame plate, the inner side wall of the square-shaped sliding plate is in clearance contact with the outer side wall of the inner square-shaped frame plate, and the outer side wall of the square-shaped sliding plate is in clearance contact with the inner side wall of the outer square-shaped frame plate;
a plurality of springs are arranged in an annular space between the inner square frame plate and the outer square frame plate at intervals, the front end of each spring is connected with the inner side wall surface of the cabinet door, and the rear end of each spring is connected with the front side surface of the return square sliding plate; the front side surface of the square-back frame plate is provided with a first sealing ring, and the first sealing ring is made of high-temperature-resistant elastic rubber material.
2. The switch cabinet with the arc-burning prevention structure according to claim 1, wherein: the left side of cabinet door is articulated with the left side wall of the cabinet body, through setting up the detachable connection of a plurality of hasps between the right side of cabinet door and the right side wall of the cabinet body.
3. The switch cabinet with the arc-burning prevention structure according to claim 1, wherein: a handle is arranged on the right side of the front end face of the cabinet door.
4. The switch cabinet with the arc-burning prevention structure according to claim 1, wherein: the cabinet door is provided with a plurality of observation windows, and each observation window is provided with explosion-proof glass.
5. The switchgear with an arc-burning prevention structure according to any one of claims 1 to 4, wherein: and a second sealing ring is arranged on the outer peripheral side of the outer square frame plate on the inner side wall of the cabinet door, and is made of high-temperature-resistant elastic rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122119043.XU CN215870256U (en) | 2021-09-03 | 2021-09-03 | Switch cabinet with arc-burning-proof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122119043.XU CN215870256U (en) | 2021-09-03 | 2021-09-03 | Switch cabinet with arc-burning-proof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215870256U true CN215870256U (en) | 2022-02-18 |
Family
ID=80245501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122119043.XU Expired - Fee Related CN215870256U (en) | 2021-09-03 | 2021-09-03 | Switch cabinet with arc-burning-proof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215870256U (en) |
-
2021
- 2021-09-03 CN CN202122119043.XU patent/CN215870256U/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: 20220218 |