CN203492290U - Single-door electric explosion-proof box for coal mines - Google Patents
Single-door electric explosion-proof box for coal mines Download PDFInfo
- Publication number
- CN203492290U CN203492290U CN201320561845.9U CN201320561845U CN203492290U CN 203492290 U CN203492290 U CN 203492290U CN 201320561845 U CN201320561845 U CN 201320561845U CN 203492290 U CN203492290 U CN 203492290U
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- CN
- China
- Prior art keywords
- door
- box
- chamber door
- rotating shaft
- handle
- 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 relates to a single-door electric explosion-proof box for coal mines. The single-door electric explosion-proof box comprises a box body, a box door and a handle, wherein the box door is installed on the facade of the box body, and the handle is installed on the box door. The single-door electric explosion-proof box is characterized in that two mounting beams are transversely and fixedly installed on the outer surface of the box door, wherein a sliding seat is processed on the end part of one side of each mounting beam, the two sliding seats are installed on a vertical supporting shaft fixedly installed on one side of a door frame on the facade of the box body in a sliding manner, the handle is installed on the box door through a rotating shaft, the end part located in the box door of the rotating shaft is installed on a supporting plate through a cam, and a clamping hook clamped with a clamping platform processed on the bottom edge in the door frame of the box body is processed on the bottom edge in the box door. The single-door electric explosion-proof box for coal mines provided by the utility model is scientific and reasonable in structural design, excellent in reliability, air tightness and safety and capable of ensuring the pressure to 1MP for 12 hours and effectively controlling gas and air from mixing; and the single-door electrical explosion-proof box for coal mines is suitable for exploiting mineral resources, safe in underground coal mine work, explosion-proof and is electrically assembled, and the single-door electric explosion-proof box for coal mines has high innovativeness.
Description
Technical field
The utility model relates to explosion-proof tank, particularly a kind of single open-door colliery electrical explosion proof case.
Background technology
At present, the coal consumption of countries in the world is still very extensive.The production safety in colliery, the frequent generation of accident of mine disaster is paid close attention to by countries in the world always.The property loss of country and miner's life security need to take more effective means to ensure.Work under bad environment under ore deposit, is full of various flammable explosive gas, and produces and need multiple electric equipment under ore deposit.For preventing that electric equipment from contacting with flammable explosive gas, must use the explosion-proof tank with air isolation function.Existing explosion-proof tank structure is comparatively simple, and explosion prevention function is poor, has potential safety hazard.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and the single open-door colliery electrical explosion proof case that a kind of reliability and safety is high is provided.
The utility model solves its technical problem and realizes by the following technical solutions:
A kind of single open-door colliery electrical explosion proof case, comprise casing, chamber door and handle, chamber door is installed in front at casing, handle is installed on chamber door, it is characterized in that: the outer surface of described chamber door is laterally fixedly mounted with twice mounting rail, one side end of this twice mounting rail is shaped with respectively sliding seat, these two sliding seats are vertically slidably mounted on the vertical back shaft that casing front doorframe one side is fixedly mounted with, described handle is installed on chamber door by rotating shaft, the end that this rotating shaft is positioned at chamber door is arranged in a supporting bracket by cam, at the snap fit that chamber door inner bottom edge is shaped with and door frame of box inner bottom fills along made card decometer.
And the position in described rotating shaft between supporting bracket and chamber door inwall is fixedly mounted with a pressing plate, between this pressing plate and chamber door inwall, upper and lower position is provided with limit spring, is shaped with spacing aperture on pressing plate.
And the inner-wall spraying of described casing has the are-tight paint of antistatic.
And described chamber door inwall and door frame of box and chamber door inwall overlapping are all coated with high temperature resistant flame proof paint.
And, between the rotating shaft of described handle and chamber door, be set with sealing shroud, at sealing cover inwall and rotating shaft outer wall, be all coated with the are-tight paint of antistatic.
Advantage of the present utility model and beneficial effect are:
1. this single open-door colliery electrical explosion proof case, its chamber door adopts the whole structure compressing, and chamber door inwall adopts pressing to seal with casing, effectively prevents entering of extraneous imflammable gas; Handle position is by adjustable design, and it is convenient to open, and good airproof performance.
2. this single open-door colliery electrical explosion proof case, between this pressing plate and chamber door inwall, upper and lower position is provided with limit spring, and at handle, during in open mode, handle has spacing sense of touch, handled easily.
3. this single open-door colliery electrical explosion proof case, the inner-wall spraying of casing has the are-tight paint of antistatic, and chamber door inwall and door frame of box and chamber door inwall overlapping are all coated with high temperature resistant flame proof paint, and the explosion-proof performance of explosion-proof tank integral body is significantly improved.
4. this single open-door colliery electrical explosion proof case, between the rotating shaft of handle and chamber door, be set with sealing shroud, at sealing cover inwall and rotating shaft outer wall, be all coated with the are-tight paint of antistatic, handle rotating part processed, thereby at utmost prevented that generation of static electricity spark is on electric impact.
5. the utility model scientific structure design is reasonable, and reliability, gas-tight property, fail safe are good, reaches and guarantees pressure 1MP/12 hour, and effectively control gas gas and air are sneaked into; Be applicable to the exploitation of mineral reserve, coal mine operation safety, explosion-proof automatically controlled assembling, is a kind of single open-door colliery electrical explosion proof case with higher innovation.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is that the B-B of Fig. 1 is to cutaway view.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of single open-door colliery electrical explosion proof case, comprise casing 1, chamber door 4 and handle 5, chamber door is installed in front at casing, handle is installed on chamber door, its innovation is: the outer surface of described chamber door is laterally fixedly mounted with twice mounting rail 6, one side end of this twice mounting rail is shaped with sliding seat 2, these two sliding seats are vertically slidably mounted on the vertical back shaft 3 that casing front doorframe one side is fixedly mounted with, described handle position is installed on chamber door by rotating shaft 11, the end that this rotating shaft is positioned at chamber door is arranged in a supporting bracket 13 by cam 10, on chamber door inner bottom edge, be shaped with the snap fit 7 clamping along made card platform 8 with door frame of box inner bottom.Position in described rotating shaft between supporting bracket and chamber door inwall is fixedly mounted with a pressing plate 14, and between this pressing plate and chamber door inwall, upper and lower position is provided with limit spring 9, is shaped with spacing aperture on pressing plate.
Handle dextrorotation is turn 90 degrees, and chamber door upwards lifts under the effect of cam and supporting bracket, snap fit and door frame of box place is thrown off, thereby chamber door outwards can be opened, and carry out inspection operation.
The inner-wall spraying of casing has the are-tight paint of antistatic.Chamber door inwall and door frame of box and chamber door inwall overlapping are all coated with high temperature resistant flame proof paint.Between the rotating shaft of handle and chamber door, be set with sealing shroud 12 sealing cover inwalls and rotating shaft outer wall and be all coated with the are-tight paint of antistatic.
Although disclose for the purpose of illustration embodiment of the present utility model and accompanying drawing, but it will be appreciated by those skilled in the art that: within not departing from the spirit and scope of the utility model and claims, various replacements, variation and modification are all possible, therefore, scope of the present utility model is not limited to embodiment and the disclosed content of accompanying drawing.
Claims (5)
1. a single open-door colliery electrical explosion proof case, comprise casing, chamber door and handle, chamber door is installed in front at casing, handle is installed on chamber door, it is characterized in that: the outer surface of described chamber door is laterally fixedly mounted with twice mounting rail, one side end of this twice mounting rail is shaped with respectively sliding seat, these two sliding seats are vertically slidably mounted on the vertical back shaft that casing front doorframe one side is fixedly mounted with, described handle is installed on chamber door by rotating shaft, the end that this rotating shaft is positioned at chamber door is arranged in a supporting bracket by cam, at the snap fit that chamber door inner bottom edge is shaped with and door frame of box inner bottom fills along made card decometer.
2. single open-door according to claim 1 colliery electrical explosion proof case, it is characterized in that: the position in described rotating shaft between supporting bracket and chamber door inwall is fixedly mounted with a pressing plate, between this pressing plate and chamber door inwall, upper and lower position is provided with limit spring, is shaped with spacing aperture on pressing plate.
3. single open-door according to claim 1 colliery electrical explosion proof case, is characterized in that: the inner-wall spraying of described casing has the are-tight paint of antistatic.
4. single open-door according to claim 1 colliery electrical explosion proof case, is characterized in that: described chamber door inwall and door frame of box and chamber door inwall overlapping are all coated with high temperature resistant flame proof paint.
5. single open-door according to claim 1 colliery electrical explosion proof case, is characterized in that: between the rotating shaft of described handle and chamber door, be set with sealing shroud, at sealing cover inwall and rotating shaft outer wall, be all coated with the are-tight paint of antistatic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320561845.9U CN203492290U (en) | 2013-09-11 | 2013-09-11 | Single-door electric explosion-proof box for coal mines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320561845.9U CN203492290U (en) | 2013-09-11 | 2013-09-11 | Single-door electric explosion-proof box for coal mines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203492290U true CN203492290U (en) | 2014-03-19 |
Family
ID=50263082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320561845.9U Expired - Fee Related CN203492290U (en) | 2013-09-11 | 2013-09-11 | Single-door electric explosion-proof box for coal mines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203492290U (en) |
-
2013
- 2013-09-11 CN CN201320561845.9U patent/CN203492290U/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: 20140319 Termination date: 20140911 |
|
| EXPY | Termination of patent right or utility model |