CN201687521U - Opening system for pressure relief window - Google Patents
Opening system for pressure relief window Download PDFInfo
- Publication number
- CN201687521U CN201687521U CN2010201749429U CN201020174942U CN201687521U CN 201687521 U CN201687521 U CN 201687521U CN 2010201749429 U CN2010201749429 U CN 2010201749429U CN 201020174942 U CN201020174942 U CN 201020174942U CN 201687521 U CN201687521 U CN 201687521U
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- CN
- China
- Prior art keywords
- release window
- pipeline
- air door
- release
- fixed pulley
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- 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 - Lifetime
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Abstract
The utility model discloses an opening system for a pressure relief window, which comprises a pressure relief window (1) arranged on the air intake side of an air door wall (7), a pipeline (5) passing into air intake side from an air return side of the air door wall (7) is arranged above the pressure relief window (1), a first fixed pulley (4) is arranged at one end of the pipeline (5) near the air intake side, both ends of a rope (3) extend to the air intake side and the air return side of the air door wall (7) through the first fixed pulley (4) and the pipeline (5) respectively, and one end of the rope (3) on the air intake side is connected with a free end of the lower part of the pressure relief window (1). The scheme provided by the utility model ensures that an operator can pull the pressure relief window on the air intake side open through a pull handle on the side of an air return door when passing through the air door from the air return side of the air door wall, and then opens the air door to pass through after pressure relief.
Description
Technical field
The utility model relates to the mine ventilation equipment technical field, relates in particular to release window open system.
Background technology
In the prior art, the ventilation of mine is by advancing/the return aircourse realization.Usually advance/have many pectinids door between the return aircourse, in order to the difference that realizes tunnel between different air doors wind demand.Because there is pressure difference in the both sides of air door, if air door is opened, air can be from the bigger less side flow of a side direction pressure of pressure, and therefore the side that pressure on the air door is bigger is referred to as the inlet side, and the less side of pressure is referred to as return side.Also just because of the pressure difference of air door both sides, cause operating personnel when opening air door, need apply enough big pushing away/pulling force to air door and act on pressure on the air door, be easy to cause the damage of air door in this case even unsafe situation occurs with the atmospheric pressure of opposing inlet side.
In order to overcome above-mentioned defective, prior art has been installed a release window on the inlet side of air door wall, open the release window, can reduce the pressure difference of air door both sides owing to flowing of air, thereby reduce the needed power of air door of opening.What release window commonly used adopted is the upper end that rotating shaft is arranged on the release window, the lower end of release window is free-ended design, make the release window can rely on the gravity of himself to realize the function of airtight discharge channel, operating personnel can reach the purpose of artificial release by the mode of artificial unlatching release window.
But in realizing the process of artificial release, operating personnel need outwards open the release window in the inlet side of air door wall, and when the return side of operating personnel at the air door wall, very difficult unlatching is positioned at the release window of inlet side, thereby can't realize the purpose of artificial release.
The utility model content
The utility model provides a kind of release window open system, in order to solve defective of the prior art, has realized can opening the release window that is positioned at air door wall inlet side expediently when the return side of operating personnel at the air door wall.
The utility model provides a kind of release window open system, comprise: the release window 1 that is arranged on the inlet side of air door wall 7, release window 1 top is provided with from the return side of air door wall 7 and wears pipeline 5 to the inlet side, pipeline 5 is provided with first fixed pulley 4 near an end of inlet side, the two ends of rope 3 extend to the inlet side and the return side of air door wall 7 respectively by first fixed pulley 4 and pipeline 5, and rope 3 is connected with free end below the release window 1 at an end of inlet side.
Aforesaid release window open system also comprises: release sash handle 2, release sash handle 2 are positioned at the below free end of release window 1; Accordingly, rope 3 is connected with release sash handle 2 at an end of inlet side.
Aforesaid release window open system, also comprise: second fixed pulley 8, second fixed pulley 8 is positioned at the end of pipeline 5 near return side, and the two ends of rope 3 extend to the inlet side and the return side of air door wall 7 respectively by first fixed pulley 4, pipeline 5 and second fixed pulley 8.
Aforesaid release window open system, described rope 3 links to each other with handle 6 at an end of return side.
The length that aforesaid release window open system, the end of described pipeline 5 in its inlet side expose to air door wall 7 equates with the height of pipeline 5 with respect to release window 1.
Aforesaid release window open system, described pipeline 5 flushes with the body of wall of air door wall 7 at an end of its return side.
Aforesaid release window open system, described pipeline 5 are 6 fens thin iron pipes.
Aforesaid release window open system, described first fixed pulley 4, second fixed pulley 8 comprise with the connected mode of pipeline 5: welding, riveted joint or bonding.
The release window open system that the utility model provides, by on the body of wall of release window top, a pipeline being set, pipeline connects fixed pulley at an end of its inlet side, one end of rope is fixed on release window lower free end, and cause return side by fixed pulley, pipeline, make that the operator can be when the return side of air door wall be crossed air door, the rope by return side draws back the release window that is positioned at the inlet side, opens air door after the release and passes through.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The release window open system that Fig. 1 provides for the utility model embodiment one is at the elevation of air door wall inlet side;
Fig. 2 is the sectional view of A-A among Fig. 1.
Reference numeral:
1-release window; 2-release sash handle;
The 3-rope; 4-first fixed pulley;
The 5-pipeline; The 6-handle;
7-air door wall; 8-second fixed pulley.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The release window open system that Fig. 1 provides for the utility model embodiment is at the elevation of air door wall inlet side, as shown in Figure 1, release window 1 is positioned at the inlet side of air door wall 7, the fixed axis of release window 1 is positioned at the upper end of release window 1, release sash handle 2 is positioned at the below free end of release window 1, make the opening ways of release window 1 serve as reasons down up to rotate and open, can also rely on self gravity to realize the sealing of discharge channel simultaneously around fixed axis.
Fig. 2 is the sectional view of A-A among Fig. 1, the structural representation of the release window open system that Fig. 2 provides for the utility model embodiment, as shown in Figure 2, above release window 1, be provided with a pipeline 5, this pipeline 5 passes the inlet side of air door wall 7 from the return side of air door wall 7, the end of pipeline 5 inlet sides is connected with first fixed pulley 4, the two ends of rope 3 extend to the inlet side and the return side of air door wall 7 respectively by the pipeline 5 and first fixed pulley 4, and rope 3 is connected with free end below the release window 1 at an end of inlet side.
Release window open system in the foregoing description can also comprise a release sash handle 2, and this release sash handle 2 is positioned at the below free end of release window 1, in order to the manually opened release window 1 of handled easily personnel; Accordingly, rope 3 can be connected with release sash handle 2 at an end of inlet side.
Release window open system in the foregoing description, can also comprise second fixed pulley 8, second fixed pulley 8 is positioned at the end of pipeline 5 near return side, and the two ends of rope 3 extend to the inlet side and the return side of air door wall 7 respectively by first fixed pulley 4, pipeline 5 and second fixed pulley 8.
Release window open system in the foregoing description, rope 3 links to each other with handle 6 at an end of return side.
Release window open system in the foregoing description, pipeline 5 can be the pipeline of various models, material, as 6 fens thin iron pipes, its diameter can be slightly larger than the diameter of rope 3, was as the criterion to facilitate penetration of rope 3.Rope 3 can be multiple material, and as steel wire, the diameter of rope 3 can be selected according to the stress performance of different materials.
Release window open system in the foregoing description, the length that the end of pipeline 5 in its inlet side exposes to air door wall 7 is as the criterion with the operate as normal that does not influence the mine outside, preferably can equal the height of pipeline 5 with respect to release window 1.
Release window open system in the foregoing description, pipeline 5 is as the criterion with the operate as normal that does not influence mine inside in the length that an end of its return side exposes to air door wall 7, preferably can flush with the body of wall (roughly) of air door wall 7.
Release window open system in the foregoing description, pipeline 5 can be set according to the position of release window 1 at the height on release window 1 top, for example release window top 400mm etc.
Release window open system in the foregoing description, first fixed pulley 4, second fixed pulley 8 can be connected with pipeline 5 by welding, riveted joint, multiple connected mode such as bonding.
Wherein, when operator expectation from the return side of air door during by air door, can be positioned at the rope 3 of return side (if be connected with handle 6 by pulling, can direct pull handle 6), rope 3 is by second fixed pulley, 8 (if there is), the pipeline 5 and first fixed pulley 4 spur the free end of the release window 1 that is positioned at the inlet side (if release sash handle 2 is arranged, can direct pull release sash handle 2) move upward around fixed axis, thereby open release window 1, reach the purpose of release, make the inlet side of air door and the pressure difference of return side reduce, handled easily person passes in and out air door.
The release window open system that present embodiment provides, by on the body of wall of release window top, a pipeline being set, pipeline connects fixed pulley at an end of its inlet side, one end of rope is fixed on release window lower free end, and cause return side by fixed pulley, pipeline, make that the operator can be when the return side of air door wall be crossed air door, the rope by return side draws back the release window that is positioned at the inlet side, opens air door after the release and passes through.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. release window open system, the release window (1) that comprises the inlet side that is arranged on air door wall (7), it is characterized in that, the top of release window (1) is provided with from the return side of air door wall (7) and wears pipeline (5) to the inlet side, pipeline (5) is provided with first fixed pulley (4) near an end of inlet side, the two ends of rope (3) extend to the inlet side and the return side of air door wall (7) respectively by first fixed pulley (4) and pipeline (5), and rope (3) is connected with the below free end of release window (1) at an end of inlet side.
2. release window open system according to claim 1 is characterized in that, also comprises: release sash handle (2), and release sash handle (2) is positioned at the below free end of release window (1); Accordingly, rope (3) is connected with release sash handle (2) at an end of inlet side.
3. release window open system according to claim 1, it is characterized in that, also comprise: second fixed pulley (8), second fixed pulley (8) is positioned at the end of pipeline (5) near return side, and the two ends of rope (3) extend to the inlet side and the return side of air door wall (7) respectively by first fixed pulley (4), pipeline (5) and second fixed pulley (8).
4. release window open system according to claim 1 is characterized in that, described rope (3) links to each other with handle (6) at an end of return side.
5. release window open system according to claim 1 is characterized in that, the length that the end of described pipeline (5) in its inlet side exposes to air door wall (7) equates with the height of pipeline (5) with respect to release window (1).
6. release window open system according to claim 1 is characterized in that, described pipeline (5) flushes with the body of wall of air door wall (7) at an end of its return side.
7. release window open system according to claim 1 is characterized in that, described pipeline (5) is 6 fens thin iron pipes.
8. release window open system according to claim 3 is characterized in that, described first fixed pulley (4), second fixed pulley (8) comprising with the connected mode of pipeline (5): welding, riveted joint or bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201749429U CN201687521U (en) | 2010-04-23 | 2010-04-23 | Opening system for pressure relief window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201749429U CN201687521U (en) | 2010-04-23 | 2010-04-23 | Opening system for pressure relief window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201687521U true CN201687521U (en) | 2010-12-29 |
Family
ID=43375806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201749429U Expired - Lifetime CN201687521U (en) | 2010-04-23 | 2010-04-23 | Opening system for pressure relief window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201687521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235133A (en) * | 2010-04-23 | 2011-11-09 | 淮南矿业(集团)有限责任公司 | Opening system for pressure relief windows |
-
2010
- 2010-04-23 CN CN2010201749429U patent/CN201687521U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235133A (en) * | 2010-04-23 | 2011-11-09 | 淮南矿业(集团)有限责任公司 | Opening system for pressure relief windows |
| CN102235133B (en) * | 2010-04-23 | 2014-02-05 | 淮南矿业(集团)有限责任公司 | Opening system for pressure relief windows |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101229 Effective date of abandoning: 20140205 |
|
| RGAV | Abandon patent right to avoid regrant |