CN216617541U - Temporary support device for underground mine - Google Patents
Temporary support device for underground mine Download PDFInfo
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- CN216617541U CN216617541U CN202122457405.6U CN202122457405U CN216617541U CN 216617541 U CN216617541 U CN 216617541U CN 202122457405 U CN202122457405 U CN 202122457405U CN 216617541 U CN216617541 U CN 216617541U
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- underground mine
- connecting plate
- plate
- temporary support
- support apparatus
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Abstract
The utility model provides a temporary supporting device for an underground mine, which comprises a supporting column and a connecting steel plate vertically arranged at the top of the supporting column; the connecting steel plate comprises a first connecting plate and a second connecting plate which are arranged in parallel; an extension structure is disposed between the first and second connection plates. The temporary supporting device for the underground mine is simple in structure and convenient to operate, the supporting area is increased through the extension structural part, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of underground mine support, in particular to a temporary support device for an underground mine.
Background
With the rapid development of social economy and the acceleration of urbanization process in China, the population number of cities increases dramatically, and each city improves the nervous traffic condition by building a large number of subways, because most of the subways utilize underground space, the traffic pressure on the ground can be relieved.
In the case of tunneling of an underground tunnel, particularly, the situation that surrounding rock is broken to affect tunneling, in order to protect the safety of constructors, a broken section needs to be temporarily supported and then subsequent permanent support or other work is arranged, so that the excavation accident is easy to happen due to the fact that the broken section is empty for a period of time.
In order to reduce the occurrence of accidents and ensure the personal safety of excavating personnel, temporary support is carried out before permanent support is carried out.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a temporary supporting device for an underground mine, which has a simple structure and is easy to operate, and can increase the supporting area by extending structural members, thereby improving the working efficiency.
The utility model provides an underground mine temporary supporting device which comprises a supporting column and a connecting steel plate vertically arranged at the top of the supporting column; wherein the content of the first and second substances,
the connecting steel plate comprises a first connecting plate and a second connecting plate which are arranged in parallel;
an extension structure is disposed between the first and second connection plates.
In addition, the preferable structure is that the second connecting plate comprises a left side support plate and a right side support plate which are symmetrically arranged on the supporting column; the left side supporting plate and the right side supporting plate are respectively fixed on the supporting column.
In addition, it is preferable that a lifting device is provided on the support column.
In addition, it is preferable that fixing through holes are symmetrically formed in the first connecting plate, the extension structural member, and the second connecting plate; the number of the fixing through holes is at least two; the first connecting plate, the extension structural part and the second connecting plate are fixedly connected through bolts penetrating through the fixing through holes.
In addition, it is preferable that an auxiliary fixing member is provided to the extension structure.
In addition, the preferred structure is that a fixed seat is arranged at the bottom of the supporting column.
Further, it is preferable that the height of the supporting column is in the range of 2.0m to 3.5 m.
Further, it is preferable that the length of the connection steel plate is in a range of 0.2 to 0.6 m; wherein the height range between the lower end surface of the first connecting plate and the upper end surface of the second connecting plate is 0.045 m-0.050 m.
In addition, preferably, the lifting device is a hydraulic lifting valve, and the adjustable height range of the hydraulic lifting valve is 0.01 m-1.50 m.
Further, it is preferable that the length of the elongated structural member is in a range of 0.5 to 3.0 m.
From the above description, the underground mine temporary supporting device provided by the utility model has the advantages that the supporting length is increased by utilizing the adjustable extension structural member, the height of the underground mine temporary supporting device is conveniently adjusted by the lifting device, the application is strong, the use method is simple and convenient, the operation is easy, the construction speed can be effectively accelerated, the work efficiency is improved, and a certain safety factor is provided.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings.
In the drawings:
fig. 1 is a schematic view of an underground mine temporary support apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a partial enlargement A according to an embodiment of the utility model;
fig. 3 is a detailed schematic view of a connection steel plate according to an embodiment of the present invention.
Reference numerals:
1. support column 2, lifting device 3 and connecting steel plate
4. Extension structure 5, fixing member 6, auxiliary fixing member
7. Fixing seat 310, first connecting plate 320 and second connecting plate
321. Left side extension board 322, right side extension board 510, fixed through-hole
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic view of an underground mine temporary support apparatus according to an embodiment of the present invention; FIG. 2 is a schematic view of a partial enlargement A according to an embodiment of the utility model; fig. 3 is a detailed schematic view of a connection steel plate according to an embodiment of the present invention.
As shown in fig. 1 and 2, the underground mine temporary support apparatus of the present invention includes a support pillar 1 and a connecting steel plate 3 vertically provided on the top of the support pillar 1, and constitutes a main frame of the underground mine temporary support apparatus.
The supporting column 1 is a cylindrical structural member, in detail, the supporting column 1 can be a rectangular column, a cylinder and the like, is preferably a rectangular column, is made of steel, has high hardness, meets the pressure-resistant use requirement in the supporting process, and has the height ranging from 2.0m to 3.5 m.
Specifically, be provided with elevating gear 2 on support column 1, elevating gear 2 can set up to 1 middle part position to and other high positions of being convenient for operate, and elevating gear 2 can be hydraulic lift valve or other devices that can realize raising and lowering functions, and is detailed, the adjustable height scope of hydraulic lift valve is 0.01m ~ 1.50m, makes the interim supporting device's in underground mine suitability scope wider to hydraulic lift valve simple structure is convenient for operate.
The connecting steel plate 3 comprises a first connecting plate 310 and a second connecting plate 320 which are arranged in parallel, the first connecting plate 310 and the second connecting plate 320 are rectangular structural plates, the material of the connecting steel plate can be steel plate, the material of the connecting steel plate is consistent with that of the support column 1, and the connecting steel plate 3 and the support column 1 are convenient to be fixedly connected, wherein the length range of the connecting steel plate 3 is 0.2 m-0.6 m, the middle position of the first connecting plate 320 is fixedly arranged at the top of the support column 1, the second connecting plate 320 comprises a left side support plate 321 and a right side support plate 322 which are symmetrically arranged at two sides of the support column 1, the left side support plate 321 and the right side support plate 322 are respectively and fixedly arranged at two ends of the support column 1, the first connecting plate 310, the left side support plate 321 and the right side support plate 322 are fixedly arranged on the support column 1 in a welding, buckling, interlocking mode and the like, in detail, the left side support plate 321 and the right side support plate 322 are parallel to the first connecting plate 320, and is provided at a position that maintains a predetermined distance from the first connection plate 320, the predetermined distance ranging from 0.045m to 0.050, and the connection steel plate 3 is a key component of the temporary support device for the underground mine, and plays a role of supporting the surrounding rock.
Specifically, the first connecting plate 310 may also be a separated double-side fixing support plate structure, and is fixedly connected to the supporting column 1 through a fixing device, so as to achieve the fixing purpose.
Specifically, the first connecting plate 310, the extending structural member 4 and the second connecting plate 320 are symmetrically provided with fixing through holes 510, the first connecting plate 310, the extending structural member 4 and the second connecting plate 320 are fixedly connected through bolts penetrating through the fixing through holes 510, the number of the fixing through holes 510 is at least two, preferably, the number of the fixing through holes 510 is even, the fixing through holes 510 are symmetrically and equally distributed on the left side supporting plate 321 and the right side supporting plate 322, the diameter range of the fixing through holes 510 is confirmed according to the actual operation condition on site, in the embodiment of the utility model, the specification of the used bolt is M14 × 110mm, and the diameter of the fixing through holes 510 can meet the requirements of the unhindered insertion and fixation of the bolts.
More specifically, be provided with extension structure 4 between first connecting plate 310 and second connecting plate 320, extension structure 4's shape is the rectangle structure, the material can be wooden, steel or novel material etc., from integrated device's performance and material cost comprehensive consideration, the preferred, select wooden material, be convenient for fixed and the quality is convenient for remove, the demand that the performance satisfies to strut, extension structure 4's length scope is 0.5m ~ 3.0m, and, can be provided with on extension structure 4 with fixed through hole size, position assorted hole site, be used for fixed extension structure 4, ensure that extension structure 4 is stable fixes inside connecting steel plate 3, increase underground mine temporary support device's overall stability.
More specifically, the fixing through hole 510 is fixedly connected through the fixing member 5, the fixing member 5 may be a long bolt or a long nail, the length of the fixing member 5 is greater than the distance between the upper end surface of the first connecting plate 310 and the lower end surface of the second connecting plate 320, and the diameter of the fixing member 5 is smaller than the diameter of the fixing through hole 510, preferably, when the material of the fixing member 5 is a long bolt, a circular gasket is sleeved on the long bolt at the connection position with the upper end surface of the first connecting plate 310, the long bolt integrally and sequentially passes through the first connecting plate 310, the extension structural member 4, and the left side support plate 321 (or the right side support plate 322), when the long bolt passes through the lower end surface of the left side support plate 321 (or the right side support plate 322), a circular gasket is sleeved on the long bolt, the long bolt is fixed through a nut matched with the long bolt, of course, an elastic pad may be added at the contact position of the circular gasket and the lower end surface of the left side support plate 321 (or the right side support plate 322), the fixing part 5 is fixed more firmly and stably.
It should be specially noted that, the auxiliary fixing member 6 is arranged at a position of the extension structural member 4 beyond the upper end face of the connecting steel plate 3, the auxiliary fixing member 6 may be a rubber sheet, the overall shape and size of the rubber sheet are consistent with the length of the extension structural member 4, the rubber sheet has the function of increasing the friction force of the supporting part of the underground mine temporary supporting device, and the rubber sheet has elasticity, so that the fixing is more firm and stable.
Specifically, be provided with fixing base 7 in support column 1's bottom, the material preferred of fixing base 7 is the steel sheet, with support column 1 through other modes fixed connection such as welding or bolt, fixing base 7's shape can be rectangle structural slab, circular structural slab, oval etc., the fixed middle part position that sets up at fixing base 7 of support column 1, the size of a dimension of concrete fixing base 7 is according to support column 1, the size of devices such as connection steel sheet 3, the wholeness of fully considering designs, fixing base 7 as long as satisfy can stabilize underground mine temporary support device can.
It should be noted that the specific parameters in the present invention only represent the data in the embodiment, and the operator can perform specific operations and parameter improvements according to the operating environment and the operating requirements.
According to the technical scheme, compared with the prior art, the temporary supporting device for the underground mine, provided by the utility model, at least has the following advantages:
1. the temporary support device for the underground mine is simple in structure, the main body frame of the device is formed by the support columns and the connecting steel plates, the height of the whole device is adjusted through the hydraulic lifting valve, and the practicability and the applicability are higher.
2. According to the temporary support device for the underground mine, the surrounding rock is supported through the extension structural member arranged inside the connecting steel plate, the support area is large, the number of used surrounding rocks is relatively small in the operation process, the working efficiency is improved, and the operation cost is reduced.
3. The temporary support device for the underground mine can be recycled, has high safety coefficient in the using process and has high popularization value.
The underground mine temporary support apparatus according to the present invention is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the underground mine temporary support apparatus proposed by the present invention without departing from the scope of the present invention. Accordingly, the scope of the utility model should be determined from the content of the appended claims.
Claims (10)
1. The temporary supporting device for the underground mine is characterized by comprising a supporting column and a connecting steel plate vertically arranged at the top of the supporting column; wherein the content of the first and second substances,
the connecting steel plate comprises a first connecting plate and a second connecting plate which are arranged in parallel;
an extension structure is disposed between the first and second connection plates.
2. An underground mine temporary support apparatus as claimed in claim 1,
the second connecting plate comprises a left side supporting plate and a right side supporting plate which are symmetrically arranged on two sides of the supporting column;
the left side supporting plate and the right side supporting plate are respectively fixed on the supporting column.
3. An underground mine temporary support apparatus as claimed in claim 1,
and a lifting device is arranged on the supporting column.
4. An underground mine temporary support apparatus as claimed in claim 1,
fixing through holes are symmetrically formed in the first connecting plate, the extending structural part and the second connecting plate;
the number of the fixing through holes is at least two;
the first connecting plate, the extension structural part and the second connecting plate are fixedly connected through bolts penetrating through the fixing through holes.
5. An underground mine temporary support apparatus according to claim 1,
and an auxiliary fixing piece is arranged on the extension structural part.
6. An underground mine temporary support apparatus as claimed in claim 1,
and a fixed seat is arranged at the bottom of the supporting column.
7. An underground mine temporary support apparatus as claimed in claim 1,
the height range of the support column is 2.0-3.5 m.
8. An underground mine temporary support apparatus as claimed in claim 1,
the length range of the connecting steel plate is 0.2-0.6 m; wherein, the first and the second end of the pipe are connected with each other,
the height range between the lower end face of the first connecting plate and the upper end face of the second connecting plate is 0.045-0.050 m.
9. An underground mine temporary support apparatus as claimed in claim 3,
the lifting device is a hydraulic lifting valve, and the adjustable height range of the hydraulic lifting valve is 0.01-1.50 m.
10. An underground mine temporary support apparatus as claimed in claim 1,
the length range of the extension structural part is 0.5-3.0 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122457405.6U CN216617541U (en) | 2021-10-12 | 2021-10-12 | Temporary support device for underground mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122457405.6U CN216617541U (en) | 2021-10-12 | 2021-10-12 | Temporary support device for underground mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216617541U true CN216617541U (en) | 2022-05-27 |
Family
ID=81690862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122457405.6U Active CN216617541U (en) | 2021-10-12 | 2021-10-12 | Temporary support device for underground mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216617541U (en) |
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2021
- 2021-10-12 CN CN202122457405.6U patent/CN216617541U/en active Active
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