CN209908541U - Umbrella-shaped point column type temporary support for coal mine tunnel - Google Patents
Umbrella-shaped point column type temporary support for coal mine tunnel Download PDFInfo
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- CN209908541U CN209908541U CN201920488910.7U CN201920488910U CN209908541U CN 209908541 U CN209908541 U CN 209908541U CN 201920488910 U CN201920488910 U CN 201920488910U CN 209908541 U CN209908541 U CN 209908541U
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- fixed ring
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Abstract
The utility model discloses an umbrella-type point post formula temporary support for coal mine tunnel, including holding surface and welding block, the welding block is fixed at the lower extreme middle part of holding surface, and the lower extreme of welding block is connected with the support column, the upper end outside of support column is fixed with the fixed block, the outside welding of fixed block has the solid fixed ring of second, the welding of the lower extreme outer lane of holding surface has first solid fixed ring, first solid fixed ring and the solid fixed ring of second are a plurality ofly, and are connected with the steel cable between the solid fixed ring of first solid fixed ring and second, the support column lower extreme of fixed block lower extreme transversely is fixed with the fender net. The utility model discloses a make the outside of support column be fixed with the fixed block to make and be connected with the steel cable between the solid fixed ring of second on the fixed block and the first solid fixed ring of holding surface lower extreme, can improve bearing structure's intensity, and the fixed fender net of fixed block lower extreme can prevent that the falling object injures the workman by a crashing object when the holding surface is destroyed by accident, and is comparatively practical, is fit for extensively promoting and using.
Description
Technical Field
The utility model relates to a coal mine tunnel struts technical field, specifically is an umbrella-type point post formula temporary support for coal mine tunnel.
Background
At present, in the coal mining production process of underground coal mines, the tunneling work is an indispensable system engineering, the quality of support of the tunneling work is related to the service life and the service effect of a roadway, wherein the control of exposed surrounding rock bodies before permanent support is also temporary support, which is a technical problem troubling coal mine safety production for a long time, the top plate of the tunneling work surface is a main factor of production casualty accidents in the coal industry of China, in order to reduce the accidents, the temporary support of the tunneling work surface for a long time mainly adopts modes of front canopy temporary support, machine-mounted temporary support, self-moving tunneling temporary support and the like, and the traditional temporary support of the coal mine underground tunneling roadway is not high in strength and is easy to cause safety accidents. Therefore, an umbrella-shaped point column type temporary support for a coal mine roadway is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an umbrella-type point post formula temporary support for coal mine tunnel is fixed with the fixed block through the outside that makes the support column to make and be connected with the steel cable between the solid fixed ring of second on the fixed block and the first solid fixed ring of holding surface lower extreme, can improve bearing structure's intensity, and the fixed fender net of fixed block lower extreme can prevent when the holding surface is destroyed by accident, weighs down the thing and injures the workman by a crashing object, and is comparatively practical, is fit for extensively promoting and using, has solved the problem that proposes among the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an umbrella-type point post formula temporary support for coal mine tunnel, includes holding surface and welding block, the welding block is fixed at the lower extreme middle part of holding surface, and the lower extreme of welding block is connected with the support column, the upper end outside of support column is fixed with the fixed block, the outside welding of fixed block has the solid fixed ring of second, the welding of the lower extreme outer lane of holding surface has first solid fixed ring, first solid fixed ring and the solid fixed ring of second are a plurality ofly, and are connected with the steel cable between the solid fixed ring of first solid fixed ring and second, the support column lower extreme of fixed block lower extreme transversely is fixed with and keeps off the net, the vertical baffle that is fixed with in outer lane that keeps off the net, the steel cable is connected between.
As a preferred embodiment of the present invention, the lower end of the blocking net is supported by a plurality of supporting rods, and the plurality of supporting rods are uniformly distributed on the lower portion of the blocking net.
As a preferred embodiment of the present invention, the upper end surface of the supporting surface is fixedly attached with a rubber pad, and the rubber pad is uniformly fixedly attached to the surface of the supporting surface.
As a preferred embodiment of the present invention, the bottom of the supporting column is fixed with a second supporting seat, and the welding block is fixed at the lower end of the supporting surface by welding.
As a preferred embodiment of the present invention, the bottom of the supporting rod is fixed with a plurality of first supporting seats.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an umbrella-type point post formula temporary support for coal mine tunnel is fixed with the fixed block through the outside that makes the support column to make and be connected with the steel cable between the solid fixed ring of second on the fixed block and the first solid fixed ring of holding surface lower extreme, can improve bearing structure's intensity, and the fixed fender net of fixed block lower extreme can prevent when the holding surface is destroyed by accident, and the workman is injure by falling object.
2. The utility model discloses an umbrella-type point post formula temporary support for coal mine tunnel has a plurality of bracing pieces through supporting in the lower extreme outside that keeps off the net to make the even distribution of a plurality of bracing pieces in the lower part that keeps off the net, the bracing piece can improve the support intensity of holding surface, prevents that the supporting network from being damaged when receiving the weight striking.
3. The utility model discloses an umbrella-type point post formula temporary support for coal mine tunnel is fixed with the rubber pad through the upper end surface adhesion that makes the holding surface to make the even adhesion of rubber pad fix on the surface of holding surface, when falling the thing striking on the holding surface, the rubber pad can be bounced off the less falling object of some qualities, prevents that the holding surface from being damaged under long-time striking effect.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the overall structure of the umbrella-shaped point column type temporary support for the coal mine tunnel;
fig. 2 is the utility model discloses a fixed block structure sketch map that is used for the umbrella-type point post formula temporary support of coal mine tunnel.
In the figure: 1. a support surface; 2. welding the blocks; 3. a fixed block; 4. a rubber pad; 5. a steel cord; 6. a first retaining ring; 7. a baffle plate; 8. blocking the net; 9. a second retaining ring; 10. a first support base; 11. a support pillar; 12. a support bar; 13. and a second support seat.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an umbrella-type point post formula temporary support for coal mine tunnel, includes holding surface 1 and welding block 2, welding block 2 fixes at the lower extreme middle part of holding surface 1, and the lower extreme of welding block 2 is connected with support column 11, the upper end outside of support column 11 is fixed with fixed block 3, the outside welding of fixed block 3 has the solid fixed ring 9 of second, the welding of the lower extreme outer lane of holding surface 1 has first solid fixed ring 6, first solid fixed ring 6 and the solid fixed ring 9 of second are a plurality ofly, and are connected with steel cable 5 between the solid fixed ring 9 of first solid fixed ring 6 and second, the support column 11 lower extreme of fixed block 3 lower extreme transversely is fixed with fender net 8, the vertical baffle 7 that is fixed with in outer lane of fender net 8, steel cable 5 is connected between the solid fixed ring 9 of corresponding first solid fixed ring 6.
In this embodiment (see fig. 1 and 2), the fixing block 3 is fixed outside the supporting column 11, and the steel rope 5 is connected between the second fixing ring 9 on the fixing block 3 and the first fixing ring 6 at the lower end of the supporting surface 1, so that the strength of the supporting structure can be improved, and the blocking net 8 fixed at the lower end of the fixing block 3 can prevent a falling object from injuring a worker when the supporting surface 1 is accidentally damaged.
The supporting rods 12 are supported on the outer side of the lower end of the blocking net 8, the supporting rods 12 are multiple, and the supporting rods 12 are evenly distributed on the lower portion of the blocking net 8.
In this embodiment (see fig. 1), the supporting rods 12 are supported at the outer side of the lower end of the blocking net 8, and the supporting rods 12 are uniformly distributed at the lower part of the blocking net 8, so that the supporting rods 12 can improve the supporting strength of the supporting surface 1, and prevent the supporting net 8 from being damaged when being impacted by a falling object.
Wherein, the upper end surface of the supporting surface 1 is adhered and fixed with a rubber pad 4, and the rubber pad 4 is uniformly adhered and fixed on the surface of the supporting surface 1.
In this embodiment (see fig. 1), the rubber pad 4 is attached and fixed to the upper end surface of the supporting surface 1, and the rubber pad 4 is uniformly attached and fixed to the surface of the supporting surface 1, so that when a falling object impacts the surface of the supporting surface 1, the rubber pad 4 can bounce off some falling objects with small mass, and the supporting surface 1 is prevented from being damaged under the impact action for a long time.
The bottom of the supporting column 11 is fixed with a second supporting seat 13, and the welding block 2 is fixed at the lower end of the supporting surface 1 in a welding mode.
The bottom of the support rod 12 is fixed with a plurality of first support seats 10, and the number of the first support seats 10 is multiple.
It should be noted that the utility model relates to an umbrella-type point post temporary support for coal mine tunnel, which comprises a support surface 1, a welding block 2, a fixed block 3, a rubber pad 4, a steel rope 5, a first fixed ring 6, a baffle 7, a baffle net 8, a second fixed ring 9, a first support seat 10, a support column 11, a support rod 12 and a second support seat 13, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the support rod can be known by technicians in the field through technical manuals or through conventional experimental methods, during operation, the support surface 1 is fixed in a designated support area through the support column 11 and the second support seat 13, then a plurality of support rods 12 are supported at the lower end of the baffle net 8, the steel rope 5 connected between the first fixed ring 6 and the second fixed ring 9 can improve the strength of the support surface 1, the rubber pad 4 can bounce off some falling objects with smaller mass, prevent that holding surface 1 from being damaged under long-time striking effect, if holding surface 1 is destroyed, the falling object can be caught by fender net 8 to prevent that the falling object from smashing the workman, the effectual security that has improved.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an umbrella-type point post formula temporary support for coal mine tunnel, includes holding surface (1) and welding piece (2), its characterized in that: the lower extreme middle part at holding surface (1) is fixed in welded block (2), and the lower extreme of welded block (2) is connected with support column (11), the upper end outside of support column (11) is fixed with fixed block (3), the outside welding of fixed block (3) has the solid fixed ring of second (9), the welding of the lower extreme outer lane of holding surface (1) has first solid fixed ring (6), first solid fixed ring (6) and the solid fixed ring of second (9) are a plurality ofly, and are connected with steel cable (5) between the solid fixed ring of first solid fixed ring (6) and second (9), support column (11) lower extreme of fixed block (3) lower extreme transversely is fixed with fender net (8), the vertical being fixed with baffle (7) in outer lane that keeps off net (8), steel cable (5) are connected between the solid fixed ring of corresponding first solid fixed ring (6) and second (9).
2. The umbrella-shaped point column type temporary support for the coal mine roadway is characterized in that: the outer side of the lower end of the blocking net (8) is supported with a plurality of supporting rods (12), and the supporting rods (12) are uniformly distributed on the lower portion of the blocking net (8).
3. The umbrella-shaped point column type temporary support for the coal mine roadway is characterized in that: the upper end surface of the supporting surface (1) is fixedly attached with a rubber pad (4), and the rubber pad (4) is uniformly fixedly attached to the surface of the supporting surface (1).
4. The umbrella-shaped point column type temporary support for the coal mine roadway is characterized in that: the bottom of support column (11) is fixed with second supporting seat (13), and welding piece (2) are fixed at holding surface (1) lower extreme through the welded mode.
5. An umbrella-type point column type temporary support for a coal mine roadway according to claim 2, wherein: the bottom of bracing piece (12) all is fixed with first supporting seat (10), first supporting seat (10) are a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920488910.7U CN209908541U (en) | 2019-04-12 | 2019-04-12 | Umbrella-shaped point column type temporary support for coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920488910.7U CN209908541U (en) | 2019-04-12 | 2019-04-12 | Umbrella-shaped point column type temporary support for coal mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209908541U true CN209908541U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920488910.7U Expired - Fee Related CN209908541U (en) | 2019-04-12 | 2019-04-12 | Umbrella-shaped point column type temporary support for coal mine tunnel |
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| CN (1) | CN209908541U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412530A (en) * | 2020-12-04 | 2021-02-26 | 中水北方勘测设计研究有限责任公司 | Rock falling prevention device for rock deformation test in tunnel |
| CN112587816A (en) * | 2020-12-10 | 2021-04-02 | 江西瑞斯科救援科技有限公司 | Falling object prevention supporting device for emergency rescue equipment |
| CN112709587A (en) * | 2021-01-20 | 2021-04-27 | 马力 | Umbrella-shaped point column type temporary supporting structure of coal mine tunnel |
-
2019
- 2019-04-12 CN CN201920488910.7U patent/CN209908541U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412530A (en) * | 2020-12-04 | 2021-02-26 | 中水北方勘测设计研究有限责任公司 | Rock falling prevention device for rock deformation test in tunnel |
| CN112587816A (en) * | 2020-12-10 | 2021-04-02 | 江西瑞斯科救援科技有限公司 | Falling object prevention supporting device for emergency rescue equipment |
| CN112587816B (en) * | 2020-12-10 | 2022-05-24 | 江西瑞斯科救援科技有限公司 | Falling object prevention supporting device for emergency rescue equipment |
| CN112709587A (en) * | 2021-01-20 | 2021-04-27 | 马力 | Umbrella-shaped point column type temporary supporting structure of coal mine tunnel |
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| Date | Code | Title | Description |
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| 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: 20200107 Termination date: 20200412 |