CN217538745U - Tunnel temporary support device for coal mine - Google Patents
Tunnel temporary support device for coal mine Download PDFInfo
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- CN217538745U CN217538745U CN202221442359.0U CN202221442359U CN217538745U CN 217538745 U CN217538745 U CN 217538745U CN 202221442359 U CN202221442359 U CN 202221442359U CN 217538745 U CN217538745 U CN 217538745U
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- fixed mounting
- coal mine
- gasbag
- support device
- support
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- 239000003245 coal Substances 0.000 title claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a tunnel temporary support device for coal mine relates to the coal mine technology field, including unable adjustment base, unable adjustment base's inside fixed mounting has adjustable support frame, adjustable support frame's inside fixed mounting has the link, the one end of link has the air pump through air hose fixed mounting, the other end fixed mounting of link has the support gasbag, one side of support gasbag is provided with the soft metal guard plate, the inside fixed mounting who supports the gasbag has baroceptor, baroceptor signal connection has the siren. The utility model discloses a have a bit and lie in: through aerifing its inflation to gasbag inside, make the gasbag support soft metal guard plate form bearing structure on support device's top along with the increase of gasbag internal pressure, make soft metal guard plate carry out deformation and then laminate with the tunnel top according to the tunnel top, the compactness between reinforcing support device and the tunnel top improves the compactness that support device supported.
Description
Technical Field
The utility model relates to a coal mine technical field, in particular to tunnel temporary support device for coal mine.
Background
The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine. Most coal mines in China belong to underground coal mines. The existing underground coal mine is generally supported by a supporting device in the construction process, but the existing temporary supporting device for the coal mine roadway has some problems:
the top end structure of the existing temporary roadway supporting device for the coal mine is fixed, the top end structure and the top structure of the roadway usually have large difference, and the top end of the supporting device is poorer in tightness in fit with the top of the roadway, so that the supporting capability is weaker.
SUMMERY OF THE UTILITY MODEL
The purpose of the present invention is to solve at least one of the technical drawbacks.
Therefore, an object of the utility model is to provide a tunnel temporary support device for coal mine to solve the problem mentioned in the background art, overcome the not enough that exists among the prior art.
In order to realize the above object, an embodiment of the utility model provides a tunnel temporary support device for coal mine, which comprises a fixing base, unable adjustment base's inside fixed mounting has adjustable support frame, adjustable support frame's inside fixed mounting has the link, the one end of link has the air pump through air hose fixed mounting, the other end fixed mounting of link has the support gasbag, one side of support gasbag is provided with the soft metal guard plate, the inside fixed mounting of support gasbag has baroceptor, baroceptor signal connection has the siren.
Adopt above-mentioned technical scheme: a hydraulic system and a control system are arranged in the fixed base to automatically control the adjustable support frame, the air pump, the air pressure sensor and the alarm.
Preferably, the fixing base is provided with an adjusting groove matched with the adjustable support frame, the bottom of the fixing base is provided with a fixing bottom plate, the fixing hole is formed in the fixing bottom plate, and one end of the fixing base is provided with a fixing groove matched with the air pump.
Adopt above-mentioned technical scheme: and fixing the fixed base at the bottom of the roadway through foundation bolts.
Preferably, by any of the above schemes, the adjustable support frame comprises a hydraulic telescopic rod and a support frame, the hydraulic telescopic rod is fixedly installed inside the fixed base, the support frame is fixedly installed at the top end of the hydraulic telescopic rod, and the support frame is movably connected with the fixed base.
Adopt above-mentioned technical scheme: the total height of the supporting device is adjusted by controlling the extension of the hydraulic telescopic rod, and the device is conveniently moved to the inside of a roadway.
The optimal selection of any scheme is that the two ends of the bottom of the support frame are provided with driving grooves matched with the hydraulic telescopic rod, the middle of the bottom of the support frame is provided with a mounting groove matched with the alarm, and the top of the support frame is provided with a supporting groove matched with the supporting air bag.
The air outlet head is arranged at one end of the connecting frame, and the air inlet hole is formed at the other end of the connecting frame.
Preferably, the air outlet is located inside the supporting air bag, the surface of the air inlet is sleeved with an air conveying hose, the bottom of the air conveying hose is fixedly provided with an air pump, the air pump is fixedly arranged inside the fixed base, and the top end of the supporting frame is fixedly connected with a soft metal protection plate.
Adopt above-mentioned technical scheme: the inside of the air pump box supporting air bag is controlled to be inflated, so that the supporting air bag cannot break due to internal pressure under the condition of not being damaged by foreign objects, and the deformation of the soft metal protection plate can be supported by the pressure generated by the internal pressure of the supporting air bag.
Preferably by any one of the above schemes, the soft metal protection plate is arranged to be of an arc-shaped structure, the air pressure sensor is arranged below the soft metal protection plate, the positioning support is fixedly arranged at one end of the alarm, and the positioning support is fixedly arranged in the support frame.
Adopt above-mentioned technical scheme: the minimum dimension structure that makes soft metal guard plate is the arc structure, makes soft metal guard plate itself carry out deformation on soft metal ductility's basis along with supporting the support of gasbag, and soft metal can be close to the one end laminating tunnel at tunnel top under the support of supporting gasbag pressure and carry out unsmooth.
Preferred by any above scheme, the locating support includes fixing base, positioning spring and location fixture block, the middle part fixed mounting of fixing base has the siren, the inside fixed mounting of fixing base has positioning spring, positioning spring's one end fixed mounting have with fixing base swing joint's location fixture block.
Adopt above-mentioned technical scheme: the control positioning bracket is convenient for disassembling and assembling the alarm.
Compared with the prior art, the utility model has the advantages and beneficial effects of do:
1. through inflating inside the gasbag and making its inflation, along with the increase of the inside pressure of gasbag makes the gasbag support soft metal guard plate and form bearing structure on strutting arrangement's top, makes soft metal guard plate carry out deformation and then laminate with the tunnel top according to the tunnel top, strengthens the compactness between strutting arrangement and the tunnel top, improves the compactness that strutting arrangement supported.
2. The air pressure inside the air bag is monitored in real time, the alarm can be timely controlled to give an alarm when the air bag is damaged, early warning is timely carried out on workers inside a roadway, and safety of the workers is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram according to an embodiment of the present invention;
FIG. 2 is a schematic view of a support bladder according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure diagram according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a positioning bracket according to an embodiment of the present invention;
wherein: 1. the device comprises a fixed base, 2 parts of an adjustable supporting frame, 21 parts of a hydraulic telescopic rod, 22 parts of a supporting frame, 3 parts of a connecting frame, 4 parts of an air pump, 5 parts of a supporting air bag, 6 parts of a soft metal protection plate, 7 parts of an air pressure sensor, 8 parts of an alarm, 9 parts of a positioning support, 91 parts of a fixed seat, 92 parts of a positioning spring and 93 parts of a positioning fixture block.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
As shown in fig. 1-4, the utility model discloses roadway temporary support device for coal mine, including unable adjustment base 1, unable adjustment base 1's inside fixed mounting has adjustable support frame 2, adjustable support frame 2's inside fixed mounting has link 3, and air hose fixed mounting is passed through to link 3's one end has air pump 4, and link 3's other end fixed mounting has support gasbag 5, and one side of support gasbag 5 is provided with soft metal guard plate 6, and the inside fixed mounting of support gasbag 5 has baroceptor 7, and baroceptor 7 signal connection has siren 8.
Adopt above-mentioned technical scheme: a hydraulic system and a control system are arranged in the fixed base 1 to automatically control the adjustable support frame 2, the air pump 4, the air pressure sensor 7 and the alarm 8.
By any of the above preferred schemes, the inside of the fixing base 1 is provided with an adjusting groove matched with the adjustable supporting frame 2, the bottom of the fixing base 1 is provided with a fixing bottom plate, the inside of the fixing bottom plate is provided with a fixing hole, and one end of the fixing base 1 is provided with a fixing groove matched with the air pump 4.
Adopt above-mentioned technical scheme: and fixing the fixed base 1 at the bottom of the roadway through foundation bolts.
By any of the above preferred schemes, adjustable support frame 2 includes hydraulic telescoping rod 21 and support frame 22, and hydraulic telescoping rod 21 fixed mounting is in unable adjustment base 1's inside, and hydraulic telescoping rod 21's top fixed mounting has support frame 22, support frame 22 and unable adjustment base 1 swing joint.
Adopt above-mentioned technical scheme: the total height of the supporting device is adjusted by controlling the extension and retraction of the hydraulic telescopic rod 21, and the device is conveniently moved to the interior of a roadway.
Preferably, the two ends of the bottom of the support frame 22 are provided with driving grooves matched with the hydraulic telescopic rod 21, the middle of the bottom of the support frame 22 is provided with mounting grooves matched with the alarm 8, and the top of the support frame 22 is provided with supporting grooves matched with the supporting air bag 5.
By any of the above schemes, preferably, the two ends of the supporting frame 22 are provided with connecting grooves matched with the connecting frame 3, one end of the connecting frame 3 is provided with an air outlet head, and the other end of the connecting frame 3 is provided with an air inlet hole.
Preferably, by any of the above schemes, the air outlet is located inside the supporting airbag 5, the surface of the air inlet is sleeved with an air conveying hose, the bottom of the air conveying hose is fixedly provided with an air pump 4, the air pump 4 is fixedly arranged inside the fixed base 1, and the top end of the supporting frame 22 is fixedly connected with a soft metal protection plate 6.
Adopt above-mentioned technical scheme: the air pump 4 is controlled to inflate the inside of the supporting air bag 5, so that the supporting air bag 5 cannot break due to internal pressure under the condition of not being damaged by foreign objects, and the pressure generated by the internal pressure of the supporting air bag 5 can support the deformation of the soft metal protection plate 6.
By any of the above schemes, preferably, the soft metal protection plate 6 is set to be an arc-shaped structure, the air pressure sensor 7 is arranged below the soft metal protection plate 6, the positioning support 9 is fixedly installed at one end of the alarm 8, and the positioning support 9 is fixedly installed inside the support frame 22.
Adopt above-mentioned technical scheme: the minimum dimension structure that makes soft metal guard plate 6 is the arc structure, makes soft metal guard plate 6 itself carry out deformation on soft metal ductility's basis along with supporting gasbag 5's support, and soft metal can be close to the one end laminating tunnel at tunnel top under the support of supporting gasbag 5 pressure and carry out unsmooth.
Preferably, the positioning bracket 9 includes a fixing seat 91, a positioning spring 92 and a positioning fixture block 93, the alarm 8 is fixedly mounted in the middle of the fixing seat 91, the positioning spring 92 is fixedly mounted in the fixing seat 91, and the positioning fixture block 93 movably connected with the fixing seat 91 is fixedly mounted at one end of the positioning spring 92.
Adopt above-mentioned technical scheme: the control positioning bracket 9 is convenient for disassembling and assembling the alarm 8, and when the alarm 8 is disassembled and assembled, the positioning fixture block 93 is applied with an acting force to drive the positioning spring 92 to deform, so that the fixing seat 91 can be disassembled and assembled, and the fixing seat 91 drives the alarm 8 to disassemble and assemble.
The utility model discloses a tunnel temporary support device for coal mine, the theory of operation as follows:
the hydraulic telescopic rod 21 is controlled to contract to reduce the size of the supporting device, the supporting device is moved to the interior of a roadway, the supporting device is fixed to a position needing to be supported in the roadway through anchor bolts or ground nails, the hydraulic telescopic rod 21 is controlled to extend to push the supporting frame 22 to move upwards, the top end of the supporting frame 22 is attached to the top of the roadway, the air pump 4 is controlled to inflate the supporting air bag 5, the supporting air bag 5 is made to expand, the internal pressure intensity of the supporting air bag 5 is increased, the soft metal protection plate 7 is made to exert pressure on the soft metal protection plate 7 through the expanded supporting air bag 5, the soft metal protection plate 7 is made to extend and deform, the top of the roadway is made to attach to the top of the roadway through the supporting air bag 5, the air pressure sensor 8 detects pressure drop after the supporting air bag 5 breaks, the air pump 4 normally runs, the hydraulic telescopic rod 21 is controlled to further extend, and the temporary supporting force of the supporting frame 22 on the roadway after the air bag breaks is guaranteed.
Compared with the prior art, the utility model discloses for prior art have following beneficial effect:
1. through making its inflation to the inside inflation of gasbag, make gasbag support soft metal guard plate 6 form bearing structure on the top of strutting arrangement along with the inside pressure increase of gasbag, make soft metal guard plate 6 carry out deformation and then laminate with the tunnel top according to the tunnel top, the compactness between reinforcing strutting arrangement and the tunnel top improves the compactness that strutting arrangement supported.
2. Carry out real-time supervision to the inside atmospheric pressure of gasbag, can in time control siren 8 when the gasbag is impaired and report to the police, in time carry out the early warning to the staff in the tunnel, improve staff's security.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It will be understood by those skilled in the art that the invention, including any combination of the elements of the above description and the detailed description and illustrated in the accompanying drawings, is not limited to the details and should not be construed as limited to the embodiments set forth herein for the sake of brevity. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a tunnel temporary support device for coal mine, includes unable adjustment base (1), the inside fixed mounting of unable adjustment base (1) has adjustable support frame (2), its characterized in that: but the inside fixed mounting of adjustable support frame (2) has link (3), the one end of link (3) has air pump (4) through gas transmission hose fixed mounting, the other end fixed mounting of link (3) has support gasbag (5), one side of support gasbag (5) is provided with soft metal guard plate (6), the inside fixed mounting of support gasbag (5) has baroceptor (7), baroceptor (7) signal connection has siren (8).
2. A coal mine roadway temporary support device as claimed in claim 1, wherein: the adjustable air pump is characterized in that an adjusting groove matched with the adjustable supporting frame (2) is formed in the fixing base (1), a fixing bottom plate is arranged at the bottom of the fixing base (1), a fixing hole is formed in the fixing bottom plate, and a fixing groove matched with the air pump (4) is formed in one end of the fixing base (1).
3. A temporary support device for a coal mine roadway according to claim 2, wherein: adjustable support frame (2) include hydraulic telescoping rod (21) and support frame (22), hydraulic telescoping rod (21) fixed mounting is in the inside of unable adjustment base (1), the top fixed mounting of hydraulic telescoping rod (21) has support frame (22), support frame (22) and unable adjustment base (1) swing joint.
4. A temporary support device for a coal mine roadway according to claim 3, wherein: the driving grooves matched with the hydraulic telescopic rods (21) are formed in the two ends of the bottom of the supporting frame (22), the mounting grooves matched with the alarm (8) are formed in the middle of the bottom end of the supporting frame (22), and the supporting grooves matched with the supporting air bags (5) are formed in the top end of the supporting frame (22).
5. A coal mine roadway temporary support device as claimed in claim 4, wherein: the connecting device is characterized in that connecting grooves matched with the connecting frame (3) are formed in the two ends of the supporting frame (22), an air outlet head is arranged at one end of the connecting frame (3), and an air inlet hole is formed in the other end of the connecting frame (3).
6. A coal mine roadway temporary support device as claimed in claim 5, wherein: the air outlet head is located inside the supporting air bag (5), the surface of the air inlet hole is sleeved with an air conveying hose, the bottom of the air conveying hose is fixedly provided with an air pump (4), the air pump (4) is fixedly arranged inside the fixed base (1), and the top end of the supporting frame (22) is fixedly connected with a soft metal protection plate (6).
7. A coal mine roadway temporary support device as claimed in claim 6, wherein: soft metal guard plate (6) set up to the arc structure, the below of soft metal guard plate (6) is provided with baroceptor (7), the one end fixed mounting of siren (8) has locating support (9), locating support (9) fixed mounting is in the inside of support frame (22).
8. A temporary support device for a coal mine roadway according to claim 7, wherein: positioning bracket (9) include fixing base (91), positioning spring (92) and location fixture block (93), the middle part fixed mounting of fixing base (91) has siren (8), the inside fixed mounting of fixing base (91) has positioning spring (92), the one end fixed mounting of positioning spring (92) has with fixing base (91) swing joint's location fixture block (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221442359.0U CN217538745U (en) | 2022-06-07 | 2022-06-07 | Tunnel temporary support device for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221442359.0U CN217538745U (en) | 2022-06-07 | 2022-06-07 | Tunnel temporary support device for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217538745U true CN217538745U (en) | 2022-10-04 |
Family
ID=83444128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221442359.0U Expired - Fee Related CN217538745U (en) | 2022-06-07 | 2022-06-07 | Tunnel temporary support device for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217538745U (en) |
-
2022
- 2022-06-07 CN CN202221442359.0U patent/CN217538745U/en not_active Expired - Fee Related
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| 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: 20221004 |