CN209344624U - Pressure relief device for armored mid-set metal enclosed switchgear - Google Patents
Pressure relief device for armored mid-set metal enclosed switchgear Download PDFInfo
- Publication number
- CN209344624U CN209344624U CN201920415826.2U CN201920415826U CN209344624U CN 209344624 U CN209344624 U CN 209344624U CN 201920415826 U CN201920415826 U CN 201920415826U CN 209344624 U CN209344624 U CN 209344624U
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- CN
- China
- Prior art keywords
- pressure relief
- switchgear
- electromagnet
- plate
- boss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pressure relief devices for armored mid-set metal enclosed switchgear, including top plate, top plate is equipped with pressure relief opening, is equipped with boss in pressure relief opening, boss is equipped with electromagnetism mounting hole and wire guide, and electromagnetism mounting hole is connected to by wire guide with the cavity of switchgear；Electromagnet is in electromagnetism mounting hole, and the conducting wire of electromagnet is pierced by wire guide and connect with the intracorporal controller of chamber, is additionally provided with baroceptor in the cavity, and baroceptor is connect with controller；Pressure relief plate position corresponding with boss is equipped with magnet, and magnet is matched with electromagnet.The air pressure in baroceptor real-time detection switchgear being arranged in the utility model switchgear, when air pressure reaches setting value, controller controls electromagnet power-off, electromagnet power loss is separated with magnet, pressure relief plate is opened under the restoring force effect of back-moving spring, and the hot gas in switchgear carries out quick pressure releasing from pressure relief opening.This utility structure is simple, is able to achieve reduction of blood pressure in high-speed.
Description
Technical field
The utility model belongs to electricity consumption technical field of auxiliary equipment, and in particular to one kind is metal enclosed for armored mid-set
The pressure relief device of switchgear.
Background technique
Sheathed metal sealing switch equipment carries out control, monitors and protects it as receiving and distribution electric energy, and to circuit
With, can be used for single busbar, sectionalized single busbar connection system or double-bus configuration system, be used for power plant power transmission, electric industry system and industrial and mining enterprises
Electric substation is by electricity, distribution.
And in order to use safely, pressure relief device, but current pressure release are equipped on Sheathed metal sealing switch equipment
Device is typically all to carry out pressure release, when component breaks down in switchgear, the air meeting in switchgear by ventilation hole
Expanded by heating, air pressure increase quickly, are only radiated by ventilation hole, are difficult that quickly hot gas sheds, and reduce air pressure in switchgear,
Other normal components are damaged.
Utility model content
For above-mentioned deficiency described in the prior, the utility model provides a kind of metal enclosed for armored mid-set
The pressure relief device of switchgear automatically turns on pressure relief plate when air pressure is more than setting value in switchgear, improves pressure release speed.
In order to solve the above technical problems, technical solution used by the utility model is as follows:
A kind of pressure relief device for armored mid-set metal enclosed switchgear, the top plate including switchgear are pushing up
Plate is equipped with pressure relief opening, and boss is equipped on the inside of pressure relief opening, and boss is equipped with electromagnetism mounting hole and wire guide, wire guide and abampere
The bottom in dress hole, which is communicated, is connected to electromagnetism mounting hole with the cavity of switchgear；Electromagnet is in electromagnetism mounting hole, electromagnet
Conducting wire be pierced by wire guide and connect with the intracorporal controller of chamber, be additionally provided with baroceptor, baroceptor and control in the cavity
Device connection processed；Pressure relief plate is hinged in pressure relief opening, and pressure relief plate position corresponding with boss is equipped with magnet, magnet and electromagnet
It matches.
When normal use, to enable pressure relief plate to realize pressure release and heat dissipation to a certain degree, several ventilations are equipped on pressure relief plate
Hole.
Pressure relief plate is automatically opened in order to realize, the position being located at outside pressure relief opening on top plate is equipped with baffle, baffle and pressure release
Back-moving spring is equipped between plate, one end of back-moving spring is fixed on baffle, the other end is fixed on pressure relief plate.
Itself is damaged to prevent pressure relief plate moment from opening inertia, is equipped with cushion towards the side of pressure relief plate in baffle.
When the utility model normal use, electromagnet electrification is attracted with magnet, pressure relief plate is fastened in pressure relief opening, pressure release
Ventilation hole on plate plays the role of ventilation and heat, in switchgear in the baroceptor real-time detection switchgear of setting
Air pressure, when air pressure reaches setting value, controller controls electromagnet power-off, and electromagnet power loss is separated with magnet, and pressure relief plate is being drawn
The restoring force effect of tight spring is lower to open, and the hot gas in switchgear carries out quick pressure releasing from pressure relief opening.The utility model control
The power supply that device and electromagnet use can be the mobile power sources such as battery.This utility structure is simple, is able to achieve reduction of blood pressure in high-speed.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is scheme of installation of the utility model on top plate.
Fig. 2 is sectional view along A-A in Fig. 1.
Fig. 3 is B-B direction cross-sectional view in Fig. 1.
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 under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of pressure relief device for armored mid-set metal enclosed switchgear, as shown in Figure 1-3, include switchgear
Top plate 1, pressure relief opening 2 is equipped on top plate 1, boss 3 is equipped on the inside of pressure relief opening 2, boss 3 is equipped with electromagnetism mounting hole 4 and leads
String holes 5, wire guide 5 is communicated with the bottom of electromagnetism mounting hole 4 is connected to electromagnetism mounting hole 4 with the cavity of switchgear；Electromagnet 6
In electromagnetism mounting hole 4, the conducting wire of electromagnet 6 is pierced by wire guide 5 and connect with the intracorporal controller of chamber, is additionally provided in the cavity
Baroceptor, baroceptor are connect with controller；Pressure relief plate 7 is hinged in pressure relief opening 2, and pressure relief plate 7 and boss 3 are opposite
The position answered is equipped with magnet 8, and magnet 8 is matched with electromagnet 6.
When normal use, to enable pressure relief plate to realize pressure release and heat dissipation to a certain degree, several ventilations are equipped on pressure relief plate 7
Hole 9.
Pressure relief plate is automatically opened in order to realize, the position being located at outside pressure relief opening 2 on top plate 1 is equipped with baffle 10, baffle 10
Back-moving spring 11 is equipped between pressure relief plate, one end of back-moving spring 11 is fixed on baffle 10, the other end is fixed on pressure relief plate 7
On.
Itself is damaged to prevent pressure relief plate moment from opening inertia, is equipped with cushion towards the side of pressure relief plate 7 in baffle 10
12。
When normal use, electromagnet electrification is attracted with magnet, pressure relief plate is fastened in pressure relief opening, the ventilation on pressure relief plate
Ventilation and heat is played the role of in hole, and gas is worked as in the air pressure in baroceptor real-time detection switchgear being arranged in switchgear
When pressure reaches setting value, controller controls electromagnet power-off, and electromagnet power loss is separated with magnet, and pressure relief plate is returned back-moving spring
Multiple power effect is lower to open, and the hot gas in switchgear carries out quick pressure releasing from pressure relief opening.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.
Claims (4)
1. a kind of pressure relief device for armored mid-set metal enclosed switchgear, the top plate (1) including switchgear is special
Sign is: being equipped with pressure relief opening (2) on top plate (1), is equipped with boss (3) on the inside of pressure relief opening (2), boss (3) is equipped with abampere
Hole (4) and wire guide (5) are filled, wire guide (5) is communicated with the bottom of electromagnetism mounting hole (4) sets electromagnetism mounting hole (4) with switch
Standby cavity connection；For electromagnet (6) in electromagnetism mounting hole (4), the conducting wire of electromagnet (6) is pierced by wire guide (5) and cavity
Interior controller connection, is additionally provided with baroceptor, baroceptor is connect with controller in the cavity；Pressure relief plate (7) is hinged
In pressure relief opening (2), and pressure relief plate (7) position corresponding with boss (3) is equipped with magnet (8), magnet (8) and electromagnet (6)
It matches.
2. the pressure relief device according to claim 1 for armored mid-set metal enclosed switchgear, it is characterised in that:
Several ventilation holes (9) are equipped on pressure relief plate (7).
3. the pressure relief device according to claim 1 or 2 for armored mid-set metal enclosed switchgear, feature exist
In: it is located at the position of pressure relief opening (2) outside on top plate (1) and is equipped with baffle (10), is equipped with and tenses between baffle (10) and pressure relief plate
Spring (11), one end of back-moving spring (11) is fixed on baffle (10), the other end is fixed on pressure relief plate (7).
4. the pressure relief device according to claim 3 for armored mid-set metal enclosed switchgear, it is characterised in that:
Cushion (12) are equipped with towards the side of pressure relief plate (7) in baffle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415826.2U CN209344624U (en) | 2019-03-29 | 2019-03-29 | Pressure relief device for armored mid-set metal enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415826.2U CN209344624U (en) | 2019-03-29 | 2019-03-29 | Pressure relief device for armored mid-set metal enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209344624U true CN209344624U (en) | 2019-09-03 |
Family
ID=67763345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920415826.2U Expired - Fee Related CN209344624U (en) | 2019-03-29 | 2019-03-29 | Pressure relief device for armored mid-set metal enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209344624U (en) |
-
2019
- 2019-03-29 CN CN201920415826.2U patent/CN209344624U/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 |
Granted publication date: 20190903 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |