CN210918967U - Gas control prevents orifice device - Google Patents
Gas control prevents orifice device Download PDFInfo
- Publication number
- CN210918967U CN210918967U CN201922157609.0U CN201922157609U CN210918967U CN 210918967 U CN210918967 U CN 210918967U CN 201922157609 U CN201922157609 U CN 201922157609U CN 210918967 U CN210918967 U CN 210918967U
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- collar
- dead lever
- mounting
- fixing
- gas control
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Abstract
The utility model discloses a gas is administered and is prevented spouting hole device, including establishing the tip shell at device body front end and being used for the drilling rod of drilling, the tip shell is cylindrical, and the front end is equipped with sealing mechanism, sealing mechanism includes collar and seal ring, seal ring bonds the one end that the tip shell was kept away from to the collar, a plurality of mounting grooves have been seted up on the outer wall that the tip shell is close to collar one side, be equipped with the dead lever in the mounting groove, the one end of dead lever is rotated through the pivot and is installed the one end of keeping away from the mounting panel at the mounting groove, set up a plurality of joint grooves that are used for the joint dead lever on the mounting panel, one side that the dead lever is close to. The utility model discloses a high-efficient quick installation dismantles sealing mechanism's effect, and convenient to use person changes the sealing mechanism that seal ring and collar are constituteed, has avoided the not good problem of sealed effect that seal ring wearing and tearing seriously lead to.
Description
Technical Field
The utility model relates to a coal mining equipment technical field especially relates to a gas is administered and is prevented spouting hole device.
Background
In the process of coal hole digging construction and coal seam drilling, a large amount of gas is sprayed out from coal rock cracks and drill holes to cause gas spraying holes, so that the drill holes cannot be continuously constructed, and gas explosion caused by gas overrun of a driving roadway is easily caused; according to the statistical data in recent years, coal mine accidents caused by gas explosion account for 47% of the total number of coal mine accidents, and how to effectively control the gas leakage is a very concerned problem for all parts of coal mines.
Among the prior art, the gas is administered and is prevented spouting hole device can be provided with the sealed pad in its front end for the contact with the drilling position that can be better, and the outer hourglass of gas and the outer hourglass of bits sediment can be avoided when sealed pad and cliff in close contact with the drilling. The sealing gasket is generally made of rubber, so that the sealing gasket is abraded when being contacted with coal rocks during use, the sealing gasket is abraded seriously after being used for a long time, and the sealing effect of the sealing gasket is further influenced, so that the sealing gasket needs to be replaced regularly; but the sealed effect of filling up can not realized high-efficient quick installation dismantlement to present gas is administered and is prevented orifice device, and then inconvenient user changes sealed the pad.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the current gas control blowout prevention hole device cannot realize the effect of a high-efficiency quick mounting and dismounting sealing gasket, so that an inconvenient user changes the defect of the sealing gasket, and the proposed gas control blowout prevention hole device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a gas is administered and is prevented spouting hole device, is including establishing the tip shell at device body front end and being used for the drilling rod of drilling, the tip shell is cylindrical, and the front end is equipped with sealing mechanism, sealing mechanism includes collar and seal ring, seal ring bonds the one end that the tip shell was kept away from to the collar, a plurality of mounting grooves have been seted up on the outer wall that the tip shell is close to collar one side, be equipped with the dead lever in the mounting groove, the one end of dead lever is rotated through the pivot and is installed the one end of keeping away from the mounting panel at the mounting groove, set up a plurality of joint grooves that are used for the joint dead lever on the mounting panel, one side that the dead lever is close to the collar is equipped with the fixed block, set up the fixed slot of cooperation fixed block on the.
Preferably, one side of the mounting ring close to the end shell is fixedly connected with a clamping ring, and an annular groove matched with the clamping ring is formed in the end shell.
Preferably, the fixing rod and the fixing block are integrally formed, the fixing block is hemispherical, and the shape of the fixing groove is the same as that of the fixing block.
Preferably, the side surface of the fixed rod close to the fixed pipe is an arc surface, and the curvature radius of the arc surface is the same as the radius of the end shell.
Preferably, the arc surface is fixedly provided with a pressing sheet, and the pressing sheet is made of elastic materials.
Preferably, the outer surface of the fixing tube is bonded with a non-slip mat.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, the sealing washer is fixedly arranged on the end shell through the mounting ring, and at the moment, the fixed rod can not rotate through the rotating shaft under the action of the fixed pipe, so that the fixed block is stably clamped in the fixed groove, the mounting ring can not be separated from the end shell, and the fixed mounting is completed; when needs are dismantled, the user is through rotating fixed pipe for the dead lever is to one side removal, the dead lever has not had the restriction of fixed pipe, alright revolute the rotation of axes and deviate from the joint groove, the fixed block also deviates from the fixed slot, alright with collar and tip shell separation, just take sealing mechanism off, sealing mechanism's effect is dismantled in the quick installation of high efficiency has been realized, convenient to use person changes the sealing mechanism that seal ring and collar are constituteed, the sealed not good problem of effect that seal ring wearing and tearing seriously lead to has been avoided.
Drawings
Fig. 1 is a schematic view of a front view structure of a gas control orifice prevention device provided by the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic diagram of a side view of the gas control orifice prevention device of the present invention;
fig. 4 is an enlarged view of the structure at B in fig. 3.
In the figure: 1 tip shell, 2 drilling rods, 3 collar, 4 seal ring, 5 fixed pipes, 6 dead levers, 7 mounting grooves, 8 joint grooves, 9 fixed blocks, 10 joint rings, 11 support the piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a gas control blowout hole preventing device comprises an end casing 1 arranged at the front end of a device body and a drill rod 2 for drilling, wherein the end casing 1 is cylindrical, a sealing mechanism is arranged at the front end of the end casing, the sealing mechanism comprises a mounting ring 3 and a sealing washer 4, the sealing washer 4 is bonded at one end of the mounting ring 3, which is far away from the end casing 1, a plurality of mounting grooves 7 are arranged on the outer wall of the end casing 1, which is close to one side of the mounting ring 3, a fixing rod 6 is arranged in the mounting grooves 7, one end of the fixing rod 6 is rotatably arranged at one end of the mounting groove 7, which is far away from the mounting plate, a plurality of clamping grooves 8 for clamping the fixing rod 6 are arranged on the mounting plate, one side of the fixing rod 6, which is close to the mounting ring 3, fixing, the fixed block 9 is hemispherical, and the shape of the fixed groove is the same as that of the fixed block 9;
the outer surface of the end part shell 1 is provided with threads, the threads are sleeved with a fixed pipe 5, and the outer surface of the fixed pipe 5 is bonded with an anti-skid pad; in order to enable the fixing pipe 5 to be capable of clamping the fixing rod 6 in the mounting groove 7 better, the side surface of the fixing rod 6 close to the fixing pipe 5 is an arc surface, and the curvature radius of the arc surface is the same as that of the end part shell 1; the arc surface is fixedly provided with a pressing sheet 11, and the pressing sheet 11 is made of elastic materials;
in order to make the connection between the mounting plate and the end portion casing 1 more stable, a clamping ring 10 is fixedly connected to one side of the mounting ring 3 close to the end portion casing 1, and an annular groove matched with the clamping ring 10 is formed in the end portion casing 1.
When the utility model is used, the sealing washer 4 is pressed against the coal rock surface, and the drilling effect is realized through drilling, so that the gas leakage and the scrap leakage in the hole are avoided; the sealing washer 4 is fixedly arranged on the end part shell 1 through the mounting ring 3, at the moment, the fixed rod 6 is positioned in the mounting groove 7, one end of the fixed rod is clamped in the clamping groove 8 on the mounting plate, the fixed block 9 on the fixed rod 6 is clamped in the fixed groove, the clamping ring 10 is clamped in the annular groove, through the action of the fixed pipe 5, the inner wall of the fixed pipe 5 is contacted and abutted with the fixed rod 6, so that the fixed rod 6 cannot rotate through the rotating shaft, the fixed block 9 is stably clamped in the fixed groove, the mounting ring 3 cannot be separated from the end part shell 1, and the fixed mounting is finished; when needs are dismantled, the user is through rotating fixed pipe 5, because fixed pipe 5 screw thread cup joints on tip shell 1, make dead lever 6 to one side removal, slow fixed pipe 5 inner wall will no longer contact with dead lever 6, dead lever 6 has not had the restriction of fixed pipe 5, alright revolute the rotation of axes and deviate from joint groove 8, fixed block 9 also deviates from the fixed slot, alright with collar 3 and the separation of tip shell 1, just take off sealing mechanism, sealing mechanism's effect is dismantled in the quick installation of high efficiency has been realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a gas is administered and is prevented spouting hole device, includes establishes tip shell (1) at the device body front end and is used for drilling rod (2), its characterized in that, tip shell (1) is cylindrical, and the front end is equipped with sealing mechanism, sealing mechanism includes collar (3) and seal ring (4), seal ring (4) bond in the one end that the collar (3) kept away from tip shell (1), a plurality of mounting grooves (7) have been seted up on the outer wall that tip shell (1) is close to collar (3) one side, be equipped with dead lever (6) in mounting groove (7), the one end of dead lever (6) is installed in the one end that the mounting panel was kept away from in mounting groove (7) through the pivot rotation, set up a plurality of joint grooves (8) that are used for joint dead lever (6) on the mounting panel, one side that dead lever (6) are close to collar (3) is equipped with fixed block, the fixing groove matched with the fixing block (9) is formed in the side wall of the clamping groove (8), and the fixing pipe (5) is sleeved with threads and is arranged on the outer surface of the end portion shell (1).
2. A gas control blowout preventer according to claim 1, wherein a snap ring (10) is fixedly connected to the mounting ring (3) at a side close to the end casing (1), and an annular groove for engaging the snap ring (10) is formed in the end casing (1).
3. The gas control blowout preventer according to claim 1, wherein the fixing rod (6) and the fixing block (9) are integrally formed, the fixing block (9) is hemispherical, and the fixing groove is the same as the fixing block (9).
4. The gas control blowout preventer according to claim 1, wherein the side of the fixing rod (6) close to the fixing pipe (5) is a circular arc surface having the same radius of curvature as the radius of the end housing (1).
5. The gas control blowout preventer according to claim 4, wherein the arc surface is fixedly provided with a pressing piece (11), and the pressing piece (11) is made of an elastic material.
6. The gas control blowout preventer according to claim 1, wherein a non-slip mat is bonded to an outer surface of the fixing pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157609.0U CN210918967U (en) | 2019-12-05 | 2019-12-05 | Gas control prevents orifice device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922157609.0U CN210918967U (en) | 2019-12-05 | 2019-12-05 | Gas control prevents orifice device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210918967U true CN210918967U (en) | 2020-07-03 |
Family
ID=71344752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922157609.0U Expired - Fee Related CN210918967U (en) | 2019-12-05 | 2019-12-05 | Gas control prevents orifice device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210918967U (en) |
-
2019
- 2019-12-05 CN CN201922157609.0U patent/CN210918967U/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: 20200703 Termination date: 20201205 |