CN214533031U - Adjustable coal mine tunneling and supporting device - Google Patents
Adjustable coal mine tunneling and supporting device Download PDFInfo
- Publication number
- CN214533031U CN214533031U CN202120455144.1U CN202120455144U CN214533031U CN 214533031 U CN214533031 U CN 214533031U CN 202120455144 U CN202120455144 U CN 202120455144U CN 214533031 U CN214533031 U CN 214533031U
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- Prior art keywords
- top surface
- screw
- supporting
- coal mine
- vertical
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- 239000003245 coal Substances 0.000 title claims description 27
- 230000005641 tunneling Effects 0.000 title claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 238000009412 basement excavation Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 10
- 238000003466 welding Methods 0.000 abstract description 7
- 230000002146 bilateral effect Effects 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 241000282414 Homo sapiens Species 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
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Abstract
The utility model discloses an adjustable colliery tunnelling supporting device, including bearing structure, bearing structure includes U type underframe and extension board, the symmetry is vertical on the top surface of underframe to be provided with two loop bars, and the bottom welding of loop bar is on the top surface of underframe, the extension board level sets up directly over the top surface of underframe, and the vertical welding of vertical symmetry has two sleeves on the bottom surface of extension board, the vertical slip cap of sleeve is established on the loop bar, and the outer circumference of loop bar's outer bottom horizontal thread runs through and installs set screw, horizontal thread sets up the location screw with set screw-thread fit on the outer circumference of loop bar, and the location screw evenly sets up a plurality ofly along vertical direction, the vertical welding of top surface bilateral symmetry of extension board has two sliding frames, and be provided with the supporting construction with sliding frame sliding connection directly over the extension board. The utility model discloses can specifically adjust supporting construction's bearing height to the high difference in tunnel to the flexibility when promoting the later stage and using.
Description
Technical Field
The utility model relates to a coal mine tunnel consolidates technical field, especially relates to an adjustable colliery tunnelling supporting device.
Background
The coal mine is a reasonable space excavated by human beings when excavating geological layers rich in coal, and generally comprises a roadway, a tunnel, a mining face and the like, the coal mine is a reasonable space excavated by human beings when excavating geological layers rich in coal, and generally comprises the roadway, the tunnel and the mining face and the like, the coal is the most main solid fuel and is one of combustible organic rocks, and when the coal mine is excavated, the coal mine excavation supporting device can be used for excavating the coal mine, but the coal mine excavation supporting device in the current market cannot freely adjust the height according to the specific height change of the roadway, so that the flexibility is poor when the coal mine excavation supporting device is used for later supporting.
Therefore, an adjustable coal mine tunneling support device is needed, the supporting height of a support structure can be specifically adjusted according to different heights of a roadway, and therefore the flexibility in later-stage use is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable colliery tunnelling supporting device aims at improving colliery tunnelling supporting device on the current market and can not carry out the free regulation of height according to the concrete altitude variation in tunnel, and then leads to the later stage to strut the problem that the flexibility is not good when using easily.
The utility model discloses a realize like this:
the utility model provides an adjustable colliery tunnelling supporting device, including bearing structure, bearing structure includes U type underframe and extension board, the symmetry is vertical to be provided with two loop bars on the top surface of underframe, and the bottom welding of loop bar is on the top surface of underframe, the extension board level sets up directly over the top surface of underframe, and the vertical welding of vertical symmetry has two sleeves on the bottom surface of extension board, the vertical slip cap of sleeve is established on the loop bar, and the outer circumference of loop bar's outer bottom horizontal thread runs through and installs set screw, horizontal screw has seted up the location screw with set screw thread fit on the outer circumference of loop bar, and the location screw evenly sets up a plurality ofly along vertical direction, the vertical welding of top surface bilateral symmetry of extension board has two sliding frames, and be provided with the supporting construction with sliding frame sliding connection directly over the extension board.
Furthermore, the supporting structure comprises a sliding seat strip and a protection plate, the sliding seat strip is horizontally arranged right above the support plate, two ends of the sliding seat strip are slidably mounted in the sliding frame, and the protection plate is welded on the top surface of the sliding seat strip.
And then set up directly over the extension board through the slide strip level, and the both ends slidable mounting of slide strip is in the sliding frame, and the welding has the backplate on the top surface of slide strip to lead to supporting construction's lift, promote the flexibility of strutting the regulation.
Furthermore, a screw cylinder is vertically fixed on the middle of the top surface of the support plate in a penetrating mode, and an adjusting screw rod is installed in the screw cylinder in a penetrating mode through vertical threads.
And then the top surface middle part through the extension board is vertically run through the bottom surface and is fixed with a screw section of thick bamboo, and vertical screw thread runs through in the screw section of thick bamboo and install adjusting screw, and the later stage of being convenient for is through adjusting screw on the extension board and precessing in the screw section of thick bamboo, adjusts among the supporting construction slide strip and vertically slides in the sliding frame to make the arc backplate among the supporting construction press close to the top in tunnel.
Furthermore, the top end of the adjusting screw rod is rotatably provided with a bearing, and the top end bearing of the adjusting screw rod is fixed on the bottom end face of the sliding seat strip.
And then the top through adjusting screw rotates installs the bearing, and adjusting screw's top bearing fixes on the bottom face of sliding seat strip, and through adjusting screw on the extension board precession in the screw section of thick bamboo, the sliding seat strip slides in the sliding frame is vertical in adjusting supporting construction to make the arc backplate among the supporting construction press close to the top in tunnel.
Furthermore, the swivel nut is horizontally installed on the vertical face in the inside of underframe in a penetrating manner, and the swivel nut of underframe is uniformly provided with a plurality of along the horizontal direction.
And then the swivel nut is installed through the vertical face of inside of underframe is improved level and is run through, and the swivel nut of underframe evenly sets up a plurality ofly along the horizontal direction, is convenient for guarantee later stage installation location bearing structure.
Furthermore, the screw sleeve of the bottom frame is provided with a fixing screw through the horizontal thread.
And then the equal horizontal screw thread runs through in the swivel nut through the underframe and installs set screw, is convenient for guarantee later stage installation location bearing structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model further supports the roadway of the coal mine by using the adjustable coal mine excavation supporting device, firstly, the supporting structure is symmetrically arranged at the two sides of the roadway to be supported, the fixing screw horizontally arranged on the bottom frame of the supporting structure is used, the screw thread penetrates and is fixed on the inner side wall of the roadway, then the sleeve position of the sleeve at the bottom of the supporting plate on the loop bar is adjusted according to the specific height requirement of the roadway support, then the loop bar and the sleeve are positioned and assembled by penetrating the positioning screw hole on the loop bar through the positioning screw hole, then the slide rail in the supporting structure is adjusted to vertically slide in the slide frame by adjusting the screw rod on the supporting plate, thereby the arc-shaped protective plate in the supporting structure is close to the top of the roadway, and the support is further completed, thereby the supporting height of the supporting structure can be specifically adjusted according to the different heights of the roadway, thereby the flexibility in later use is improved, thereby overcome the colliery tunnelling supporting device on the existing market and can not carry out the free regulation of height according to the concrete altitude variation in tunnel, and then lead to the not good problem of flexibility when later stage is strutted and is used easily.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
fig. 3 is a schematic structural view of a support structure according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the upper support in the embodiment of the present invention.
In the figure: 1. a support structure; 11. a bottom frame; 111. a set screw; 12. a loop bar; 121. positioning the screw hole; 13. a support plate; 131. a screw cylinder; 14. adjusting the screw rod; 15. A sleeve; 151. a set screw; 16. a sliding frame; 2. a support structure; 21. a saddle strip; 22. and (4) protecting the plate.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, 2, 3 and 4, an adjustable coal mine tunneling support device comprises a support structure 1, the support structure 1 comprises a U-shaped bottom frame 11 and a support plate 13, two loop bars 12 are symmetrically and vertically arranged on the top surface of the bottom frame 11, the bottom end of the loop bar 12 is welded on the top surface of the bottom frame 11, the support plate 13 is horizontally arranged right above the top surface of the bottom frame 11, and two sleeves 15 are vertically and symmetrically welded on the bottom surface of the support plate 13 vertically and vertically, the sleeves 15 are vertically and slidably sleeved on the loop bar 12, a positioning screw 151 is arranged at the bottom horizontal thread of the outer circumference of the loop bar 12 in a penetrating way, a positioning screw hole 121 matched with the positioning screw 151 in a threaded way is arranged at the horizontal thread on the outer circumference of the loop bar 12, and a plurality of positioning screw holes 121 are uniformly arranged along the vertical direction, two sliding frames 16 are symmetrically and vertically welded on two sides of the top surface of the support plate 13, and the supporting structure 2 connected with the sliding frames 16 in a sliding manner is arranged right above the support plate 13.
When the adjustable coal mine excavation supporting device is used for supporting a roadway of a coal mine, firstly, the supporting structure 1 is symmetrically arranged at two sides of the roadway to be supported, the fixing screws 111 horizontally arranged on the bottom frame 11 at the bottom of the supporting structure 1 are screwed and fixed on the inner side wall of the roadway, then the sleeving positions of the sleeves 15 at the bottom of the supporting plate 13 on the loop bars 12 are adjusted according to the specific height requirement of roadway support, then the loop bars 12 and the sleeves 15 are positioned and assembled by the positioning screws 151 penetrating through the positioning screw holes 121 on the loop bars 12, then the adjusting screws 14 on the adjusting plate 13 are screwed in the screw cylinders 131, the sliding seat strips 21 in the adjusting supporting structure 2 vertically slide in the sliding frames 16, so that the arc-shaped protection plates 22 in the supporting structure 2 are close to the top of the roadway to complete support, the roadway can be aimed at different heights, and the supporting height of the supporting structure can be specifically adjusted, thereby improving the flexibility in later use.
Referring to fig. 4, the supporting structure 2 includes a sliding seat strip 21 and a protection plate 22, the sliding seat strip 21 is horizontally disposed right above the support plate 13, two ends of the sliding seat strip 21 are slidably mounted in the sliding frame 16, and the protection plate 22 is welded on the top surface of the sliding seat strip 21.
And then the sliding seat strip 21 is horizontally arranged right above the support plate 13, two ends of the sliding seat strip 21 are slidably installed in the sliding frame 16, and the protection plate 22 is welded on the top surface of the sliding seat strip 21, so that the lifting of the supporting structure 2 is guided, and the flexibility of supporting adjustment is improved.
Referring to fig. 3, a screw cylinder 131 is vertically fixed on the middle of the top surface of the support plate 13 and penetrates through the bottom surface, and an adjusting screw 14 is vertically installed in the screw cylinder 131 in a threaded manner.
And then the top surface middle part through the extension board 13 is vertically run through the bottom surface and is fixed with a screw section of thick bamboo 131, and vertical screw thread through-mounting has adjusting screw 14 in the screw section of thick bamboo 131, and the later stage of being convenient for is through adjusting screw 14 precession in screw section of thick bamboo 131 on the extension board 13, adjusts among the supporting construction 2 slide strip 21 and vertically slides in sliding frame 16 to make the arc backplate 22 among the supporting construction 2 press close to the top of tunnel.
Referring to fig. 2, the top end of the adjusting screw 14 is rotatably mounted with a bearing, and the top end bearing of the adjusting screw 14 is fixed on the bottom end surface of the sliding seat strip 21.
And then the top end of the adjusting screw 14 is rotatably provided with a bearing, the top end bearing of the adjusting screw 14 is fixed on the bottom end surface of the sliding seat strip 21, the adjusting screw 14 on the adjusting support plate 13 is screwed in the screw cylinder 131, the sliding seat strip 21 in the adjusting support structure 2 vertically slides in the sliding frame 16, and therefore the arc-shaped guard plate 22 in the support structure 2 is close to the top of the roadway.
Referring to fig. 3, a plurality of screw sleeves are horizontally and penetratingly installed on the vertical surface inside the bottom frame 11, and the screw sleeves of the bottom frame 11 are uniformly arranged along the horizontal direction.
And then the swivel nut is installed through the level run through on the inside vertical face of underframe 11, and the swivel nut of underframe 11 evenly sets up a plurality ofly along the horizontal direction, is convenient for guarantee later stage installation location bearing structure 1.
Referring to fig. 3, the screw sleeve of the bottom frame 11 is installed with a fixing screw 111 through a horizontal thread.
And then the equal horizontal screw thread through installing set screw 111 in the swivel nut through underframe 11, be convenient for guarantee later stage installation location bearing structure 1.
The working principle is as follows: when the adjustable coal mine excavation supporting device is used for supporting a roadway of a coal mine, firstly, the supporting structure 1 is symmetrically arranged on two sides of the roadway to be supported, fixing screws 111 horizontally arranged on a bottom frame 11 at the bottom of the supporting structure 1 are used, threads penetrate and are fixed on the inner side wall of the roadway, then the sleeve position of a sleeve 15 at the bottom of an adjusting support plate 13 on a sleeve rod 12 is adjusted according to the specific height requirement of roadway support, then the positioning screws 151 penetrate through positioning screw holes 121 in the sleeve rod 12 to position the sleeve rod 12 and the sleeve 15, then adjusting screws 14 on the adjusting support plate 13 are screwed in screw cylinders 131, sliding seat strips 21 in the adjusting supporting structure 2 vertically slide in a sliding frame 16, so that an arc-shaped protection plate 22 in the supporting structure 2 is close to the top of the roadway, and then the supporting is completed.
The device obtained through the design can basically meet the requirement that the supporting height of a supporting structure can be specifically adjusted according to different heights of roadways, so that the use of the adjustable coal mine tunneling supporting device with flexibility in later use is improved, but the aim of further improving the functions of the device is fulfilled, and a designer further improves the device.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an adjustable colliery tunnelling supporting device which characterized in that: the supporting structure comprises a supporting structure (1), wherein the supporting structure (1) comprises a U-shaped bottom frame (11) and supporting plates (13), two loop bars (12) are symmetrically and vertically arranged on the top surface of the bottom frame (11), the bottom ends of the loop bars (12) are welded on the top surface of the bottom frame (11), the supporting plates (13) are horizontally arranged right above the top surface of the bottom frame (11), two sleeves (15) are vertically and symmetrically and vertically welded on the bottom surface of the supporting plates (13), the sleeves (15) are vertically and slidably sleeved on the loop bars (12), the bottom horizontal threads of the outer circumferences of the loop bars (12) are provided with positioning screw holes (121) in threaded fit with the positioning screws (151), the positioning screw holes (121) are uniformly arranged in the vertical direction, two sliding frames (16) are vertically welded on the two sides of the top surface of the supporting plates (13) in a symmetrical mode, and a supporting structure (2) which is connected with the sliding frame (16) in a sliding way is arranged right above the support plate (13).
2. An adjustable coal mine excavation supporting device according to claim 1, characterized in that the supporting structure (2) comprises a sliding seat strip (21) and a protection plate (22), the sliding seat strip (21) is horizontally arranged right above the support plate (13), two ends of the sliding seat strip (21) are slidably installed in the sliding frame (16), and the protection plate (22) is welded on the top surface of the sliding seat strip (21).
3. An adjustable coal mine tunneling support device according to claim 2, characterized in that a screw cylinder (131) is fixed to the middle of the top surface of the support plate (13) in a vertically penetrating mode and the bottom surface of the support plate (13) in a vertically penetrating mode, and an adjusting screw rod (14) is installed in the screw cylinder (131) in a penetrating mode through vertical threads.
4. An adjustable coal mine excavation support device according to claim 3, wherein the top end of the adjusting screw rod (14) is rotatably provided with a bearing, and the top end bearing of the adjusting screw rod (14) is fixed on the bottom end face of the sliding seat strip (21).
5. An adjustable coal mine excavation supporting device according to claim 4, characterized in that the screw sleeves are horizontally installed on the inner vertical surface of the bottom frame (11) in a penetrating mode, and a plurality of screw sleeves of the bottom frame (11) are uniformly arranged in the horizontal direction.
6. An adjustable coal mine excavation support device according to claim 5, wherein the screw sleeves of the bottom frame (11) are all provided with fixing screws (111) in a penetrating mode through horizontal threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120455144.1U CN214533031U (en) | 2021-03-03 | 2021-03-03 | Adjustable coal mine tunneling and supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120455144.1U CN214533031U (en) | 2021-03-03 | 2021-03-03 | Adjustable coal mine tunneling and supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214533031U true CN214533031U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120455144.1U Expired - Fee Related CN214533031U (en) | 2021-03-03 | 2021-03-03 | Adjustable coal mine tunneling and supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214533031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233346A (en) * | 2021-12-10 | 2022-03-25 | 华北科技学院(中国煤矿安全技术培训中心) | Temporary support device for roadway excavation |
-
2021
- 2021-03-03 CN CN202120455144.1U patent/CN214533031U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233346A (en) * | 2021-12-10 | 2022-03-25 | 华北科技学院(中国煤矿安全技术培训中心) | Temporary support device for roadway excavation |
| CN114233346B (en) * | 2021-12-10 | 2023-11-24 | 华北科技学院(中国煤矿安全技术培训中心) | Temporary support device for tunnel tunneling |
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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: 20211029 |