CN111271099A - Colliery is high strength in pit and unites strutting arrangement - Google Patents
Colliery is high strength in pit and unites strutting arrangement Download PDFInfo
- Publication number
- CN111271099A CN111271099A CN202010104930.7A CN202010104930A CN111271099A CN 111271099 A CN111271099 A CN 111271099A CN 202010104930 A CN202010104930 A CN 202010104930A CN 111271099 A CN111271099 A CN 111271099A
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- supporting
- plate
- support
- wedge
- extension
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- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 239000003245 coal Substances 0.000 claims abstract description 18
- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
- E21D15/55—Details of the ends of props of prop heads or feet
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a high-strength combined supporting device in a coal mine, wherein an extension locking mechanism is connected to a supporting and positioning mechanism, the extension locking mechanism can extend outwards from the supporting and positioning mechanism, and when the extension locking mechanism extends outwards, the extension locking mechanism can realize micro-lifting movement of a main supporting disc so as to realize supporting and locking effects through the micro-lifting movement.
Description
Technical Field
The invention particularly relates to a high-strength combined supporting device for an underground coal mine, and relates to the related field of coal mine supporting devices.
Background
The mine is a general name of a shaft, a chamber, equipment, a ground building and a structure forming an underground coal mine production system, inclined shafts, vertical shafts, adit and the like in underground development of the mine are also called as mines sometimes, the field range of each mine, the production capacity of the mine and the service life of the mine are determined, and the inner wall of the coal mine is often supported again by a special supporting device to prevent collapse of the mine, especially for a long-time mine, because the original supporting beams, supporting guard plates and other structures are corroded and rock strata shift and slide and other problems, the original supporting is deformed, cracked and the like, the structure is high in danger, so that the structure needs to be re-reinforced and supported during maintenance, and the structure is difficult to be well lifted during supporting, although hydraulic lifting is more and more applied, however, the hydraulic jacking not only makes the structure complicated, and the cost of problems such as hydraulic sealing and hydraulic pumps is high, but also easily causes problems such as over jacking and the like during jacking, thereby aggravating the performance of the original support.
Disclosure of Invention
Therefore, in order to solve the above defects, the invention provides a high-strength combined supporting device for an underground coal mine.
The invention is realized in such a way that a high-strength combined supporting device for an underground coal mine is constructed, and the combined supporting device comprises a plurality of groups of combined supporting mechanisms, a supporting and positioning mechanism and a main supporting disc, wherein the plurality of groups of combined supporting mechanisms are connected to the bottom of the main supporting disc in a parallel connection mode, the supporting and positioning mechanism is arranged at the top end of the combined supporting mechanism, and the supporting and positioning mechanism is supported and positioned at the bottom of the main supporting disc.
Further, as preferred, support positioning mechanism including support locating plate, constant head tank and supplementary supporting mechanism, wherein, the one end of supporting the locating plate is articulated to be connected unite supporting mechanism's top, be provided with on the support locating plate the constant head tank, main tributary props the dish and supports fixed positioning and be in the constant head tank, the bottom of supporting the locating plate with be provided with between the joint supporting mechanism supplementary supporting mechanism, just extend locking mechanism and set up support on the locating plate.
Further, as a preferred option, an extension cavity is arranged inside the supporting and positioning plate, the extension locking mechanism comprises a limiting guide plate and an extension plate, wherein the limiting guide plate is fixed in the extension cavity, the extension plate extends into the extension cavity, the limiting guide plate is connected with the extension plate in a guiding and inserting manner, a wedge-shaped plate is integrally arranged at one end of the limiting guide plate extending into the extension plate, the upper end surface of the wedge-shaped plate is of a wedge-shaped structure, a supporting and locking plate capable of sliding up and down slightly is arranged at the upper limit of the extension plate, the lower end surface of the supporting and locking plate is of a wedge-shaped structure matched with the upper end surface of the wedge-shaped plate, and when the extension plate extends outwards from the extension cavity, the supporting and locking plate can slightly move up through the wedge-shaped structure of the wedge-shaped plate integrated with the limiting guide plate, so as to realize the slight jacking motion of the main supporting disk.
Further, preferably, the bottom of the supporting and positioning plate is provided with an extension driving mechanism capable of driving the extension plate to extend outwards.
Further, as preferred, extend actuating mechanism including drive straight-tooth, drive gear, rotation drive post, wherein, the fixed support that is provided with in bottom of supporting the locating plate, rotatable rotation drive post that is provided with in the support, drive gear fixes on the rotation drive post, the integrative fixed drive straight-tooth that is provided with in bottom of extension board, the drive straight-tooth with drive gear meshing transmission makes through the rotation drive gear makes the extension board outwards removes.
Preferably, the auxiliary support mechanism includes a first auxiliary rod and a second auxiliary rod, wherein a fixing member is fixed on the support positioning plate, the upper end of the first auxiliary rod is hinged to the fixing member, the lower end of the first auxiliary rod is hinged to the joint support mechanism, the upper end of the second auxiliary rod is hinged to the outer end of the extension plate, and the lower end of the second auxiliary rod is hinged to the joint support mechanism.
Further, as preferred, be provided with the recess of vertical extension on the extension board, support the locking plate and pass the extension board sets up, just support the locking plate with it slides from top to bottom to extend spacing between the board, support the bottom of locking plate with still be provided with between the wedge face of wedge board and adjust supporting component.
Further, as preferred, adjust supporting component and include powerful spring, the bottom of supporting the locking plate is provided with a plurality of parallel arrangement's vertical blind hole groove, powerful spring is vertical to be located in the vertical blind hole groove.
Further, as preferred, the top in the extension chamber of supporting the locating plate is provided with spacing spout, the tip of extension board is provided with spacing slider, spacing slider with spacing spout sliding fit sets up.
Further, as preferred, unite supporting mechanism including supporting base, girder post, spliced pole and installation shaped steel, wherein, the top fixed connection who supports the base the girder post, the top of girder post adopts the spliced pole is connected installation shaped steel, it connects to support the locating plate on the installation shaped steel.
The invention has the following advantages: the invention provides a high-strength combined supporting device for an underground coal mine through improvement, and compared with the same type of equipment, the combined supporting device has the following beneficial effects:
the support positioning mechanism is connected with an extension locking mechanism which can extend outwards from the support positioning mechanism, when the extension locking mechanism extends outwards, the micro-amplitude jacking movement of the main support disc can be realized, so that the support locking effect can be realized through the micro-amplitude jacking movement, a special hydraulic part is not required to be arranged, and the problem of over-jacking caused by hydraulic jacking cannot occur to the micro-amplitude jacking movement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the joint support mechanism and the support positioning mechanism of the present invention;
FIG. 3 is a schematic structural view of a supporting and positioning mechanism of the present invention;
FIG. 4 is a schematic view of the internal cross-section of the support positioning mechanism of the present invention;
fig. 5 is a schematic structural view of an extension plate, a support locking plate and a limit guide plate of the present invention.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a high-strength combined supporting device for an underground coal mine through improvement, which comprises a plurality of groups of combined supporting mechanisms 01, a supporting and positioning mechanism 02 and a main supporting disc 03, wherein the plurality of groups of combined supporting mechanisms are connected to the bottom of the main supporting disc in a parallel mode, the supporting and positioning mechanism is arranged at the top end of each combined supporting mechanism, and the supporting and positioning mechanism is supported and positioned at the bottom of the main supporting disc.
In this embodiment, support positioning mechanism 02 including support positioning plate 7, constant head tank 9 and supplementary supporting mechanism, wherein, the one end of supporting the positioning plate is articulated to be connected unite supporting mechanism's top, be provided with on the support positioning plate the constant head tank, the main tributary props the dish and supports fixed positioning and be in the constant head tank, the bottom of supporting the positioning plate with it is provided with to unite between the supporting mechanism supplementary supporting mechanism, just extend locking mechanism and set up support positioning plate is last.
In a preferred embodiment, an extension cavity is provided inside the supporting and positioning plate 7, the extension locking mechanism 76 includes a limiting guide plate 764 and an extension plate 761, wherein the limiting guide plate is fixed inside the extension cavity, the extension plate 761 extends into the extension cavity, and the limiting guide plate is connected with the extension plate in a guiding and inserting manner, one end of the limiting guide plate extending into the extension plate is integrally provided with a wedge plate 762, an upper end surface of the wedge plate is of a wedge structure, and the upper limit of the extension plate is provided with a supporting and locking plate 763 capable of sliding up and down slightly, a lower end surface of the supporting and locking plate is of a wedge structure matching with the upper end surface of the wedge plate, and when the extension plate extends outwards from the extension cavity, the supporting and locking plate can slightly move upwards through the wedge structure of the wedge plate 762 integral with the limiting guide plate, so as to realize the slight jacking motion of the main supporting disk.
Wherein, the bottom of the supporting and positioning plate 7 is provided with an extension driving mechanism capable of driving the extension plate to extend outwards.
In the present invention, the extension driving mechanism includes a driving spur, a driving gear 75, and a rotation driving column 73, wherein a support is fixedly disposed at the bottom of the support positioning plate 7, the rotation driving column is rotatably disposed in the support, the driving gear is fixed on the rotation driving column, the driving spur is integrally and fixedly disposed at the bottom of the extension plate, the driving spur is in meshing transmission with the driving gear, and the extension plate is moved outward by rotating the driving gear.
The auxiliary supporting mechanism comprises a first auxiliary rod 74 and a second auxiliary rod 78, wherein a fixing member 72 is fixed on the supporting and positioning plate 7, the upper end of the first auxiliary rod is hinged on the fixing member, the lower end of the first auxiliary rod is hinged on the combined supporting mechanism 01, the upper end of the second auxiliary rod 78 is hinged on the outer end part of the extending plate, and the lower end of the second auxiliary rod is hinged on the combined supporting mechanism.
Be provided with vertical extension's recess on the extension board, support locking plate 763 passes the extension board setting, just support locking plate with it slides from top to bottom to extend spacing between the board, support locking plate 763's bottom with still be provided with between the wedge face of wedge plate 762 and adjust supporting component.
The adjusting and supporting assembly comprises a strong spring 766, a plurality of vertical blind hole grooves which are arranged in parallel are formed in the bottom of the supporting and locking plate 763, and the strong spring is vertically located in the vertical blind hole grooves.
The top of the extension cavity of the supporting and positioning plate 7 is provided with a limiting sliding groove 77, the end of the extension plate is provided with a limiting sliding block 765, and the limiting sliding block is in sliding fit with the limiting sliding groove.
The combined supporting mechanism comprises a supporting base 8, a main beam column 1, a connecting column 2 and installation section steel 5, wherein the top of the supporting base is fixedly connected with the main beam column, the top of the main beam column is adopted, the connecting column is connected with the installation section steel, and a supporting positioning plate is connected to the installation section steel.
The support positioning mechanism is connected with an extension locking mechanism which can extend outwards from the support positioning mechanism, when the extension locking mechanism extends outwards, the micro-amplitude jacking movement of the main support disc can be realized, so that the support locking effect can be realized through the micro-amplitude jacking movement, a special hydraulic part is not required to be arranged, and the problem of over-jacking caused by hydraulic jacking cannot occur to the micro-amplitude jacking movement.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a colliery is strutting arrangement jointly of high strength in pit, includes multiunit joint supporting mechanism (01), supports positioning mechanism (02) and main tributary supporting disk (03), wherein, the multiunit the parallelly connected mode of joint supporting mechanism is connected the bottom of main tributary supporting disk, just joint supporting mechanism's top is provided with support positioning mechanism, support positioning mechanism support and be located the bottom of main tributary supporting disk, its characterized in that, it is connected with on the positioning mechanism to support extend locking mechanism (76), it can outwards stretch out from supporting positioning mechanism to extend locking mechanism, and be located the bottom of main tributary supporting disk, just it is when outwards stretching out to extend locking mechanism, can realize right the slight jacking motion of main tributary supporting disk to realize supporting locking effect through this slight jacking motion.
2. The underground coal mine high-strength combined supporting device according to claim 1, which is characterized in that: support positioning mechanism (02) including supporting locating plate (7), constant head tank (9) and supplementary supporting mechanism, wherein, the one end of supporting the locating plate is articulated to be connected unite supporting mechanism's top, be provided with on the supporting locating plate the constant head tank, main tributary props the dish and supports fixed positioning and be in the constant head tank, the bottom of supporting the locating plate with it is provided with to unite between the supporting mechanism supplementary supporting mechanism, just extend locking mechanism and set up support on the locating plate.
3. The underground coal mine high-strength combined supporting device according to claim 2, which is characterized in that: the inside of supporting and positioning plate (7) is provided with an extending cavity, the extending and locking mechanism (76) comprises a limiting guide plate (764) and an extending plate (761), wherein the limiting guide plate is fixed in the extending cavity, the extending plate (761) extends into the extending cavity, the limiting guide plate is connected with the extending plate in a guiding and inserting manner, a wedge-shaped plate (762) is integrally arranged at one end of the limiting guide plate extending into the extending plate, the upper end surface of the wedge-shaped plate is of a wedge-shaped structure, a supporting and locking plate (763) capable of sliding up and down in a micro-amplitude manner is arranged at the upper limit of the extending plate, the lower end surface of the supporting and locking plate is of a wedge-shaped structure matched with the upper end surface of the wedge-shaped plate, and when the extending plate extends outwards from the extending cavity, the supporting and locking plate can slightly move up through the wedge-shaped structure of the wedge-shaped plate (762) integrated with the limiting guide plate, so as to realize the slight jacking motion of the main supporting disk.
4. The underground coal mine high-strength combined supporting device according to claim 3, which is characterized in that: the bottom of the supporting positioning plate (7) is provided with an extension driving mechanism capable of driving the extension plate to extend outwards.
5. The underground coal mine high-strength combined supporting device according to claim 4, which is characterized in that: extend actuating mechanism and include drive straight-tooth, drive gear (75), rotary drive post (73), wherein, the fixed support that is provided with in bottom that supports locating plate (7), rotatable rotary drive post that is provided with in the support, drive gear fixes on the rotary drive post, the integrative fixed drive straight-tooth that is provided with in bottom of extension board, the drive straight-tooth with drive gear meshing transmission makes through the rotation drive gear makes the extension board outwards removes.
6. The underground coal mine high-strength combined supporting device according to claim 2, which is characterized in that: the auxiliary supporting mechanism comprises a first auxiliary rod (74) and a second auxiliary rod (78), wherein a fixing piece (72) is fixed on the supporting positioning plate (7), the upper end of the first auxiliary rod is hinged to the fixing piece, the lower end of the first auxiliary rod is hinged to the combined supporting mechanism (01), the upper end of the second auxiliary rod (78) is hinged to the outer end portion of the extending plate, and the lower end of the second auxiliary rod is hinged to the combined supporting mechanism.
7. The underground coal mine high-strength combined supporting device according to claim 1, which is characterized in that: the extension board is provided with vertical extension's recess, support locking plate (763) pass the extension board setting, just support the locking plate with it slides from top to bottom to extend between the board spacing, support the bottom of locking plate (763) with still be provided with between the wedge face of wedge plate (762) and adjust supporting component.
8. The underground coal mine high-strength combined supporting device according to claim 7, which is characterized in that: the adjusting and supporting assembly comprises a strong spring (766), a plurality of vertical blind hole grooves which are arranged in parallel are formed in the bottom of the supporting and locking plate (763), and the strong spring is vertically located in the vertical blind hole grooves.
9. The underground coal mine high-strength combined supporting device according to claim 7, which is characterized in that: the top in the extension chamber of support locating plate (7) is provided with spacing spout (77), the tip of extension board is provided with spacing slider (765), spacing slider with spacing spout sliding fit sets up.
10. The underground coal mine high-strength combined supporting device according to claim 7, which is characterized in that: the combined supporting mechanism comprises a supporting base (8), a main beam column (1), a connecting column (2) and installation section steel (5), wherein the top of the supporting base is fixedly connected with the main beam column, the top of the main beam column is provided with the connecting column which is connected with the installation section steel, and the supporting positioning plate is connected to the installation section steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010104930.7A CN111271099B (en) | 2020-02-20 | 2020-02-20 | Colliery is high strength in pit and unites strutting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010104930.7A CN111271099B (en) | 2020-02-20 | 2020-02-20 | Colliery is high strength in pit and unites strutting arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111271099A true CN111271099A (en) | 2020-06-12 |
| CN111271099B CN111271099B (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010104930.7A Expired - Fee Related CN111271099B (en) | 2020-02-20 | 2020-02-20 | Colliery is high strength in pit and unites strutting arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111271099B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01322004A (en) * | 1988-06-24 | 1989-12-27 | Matsuo Eng Kk | Lifting and temporary supporting method with extreme pressure of structure |
| CN107165660A (en) * | 2017-07-11 | 2017-09-15 | 安徽佳泰矿业科技有限公司 | A kind of new type mining point post Liftable type post footwear apparatus |
| WO2018185648A1 (en) * | 2017-04-03 | 2018-10-11 | Buehrmann Rudolph | Hanging wall support |
| CN109026091A (en) * | 2018-09-12 | 2018-12-18 | 天地科技股份有限公司 | A kind of advanced hydraulic support of the rotatable Self-resetting of top beam |
| CN208486900U (en) * | 2018-06-08 | 2019-02-12 | 刘云龙 | Adjustable supporting is used in a kind of support of coal mine roadway |
| CN208502806U (en) * | 2018-07-13 | 2019-02-15 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
| CN109838265A (en) * | 2019-03-18 | 2019-06-04 | 中国矿业大学 | The device of top plate pallet is protected when a kind of gob side entry retaining face end support migrates |
| CN209011856U (en) * | 2018-10-09 | 2019-06-21 | 枣庄龙山机床有限公司 | A kind of hydraulic prop |
| CN209277599U (en) * | 2018-12-03 | 2019-08-20 | 浙江核力建筑特种技术有限公司 | Supporting support |
| CN209637786U (en) * | 2019-03-12 | 2019-11-15 | 六盘水师范学院 | A kind of underground coal mine gob-side entry retaining support device |
-
2020
- 2020-02-20 CN CN202010104930.7A patent/CN111271099B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01322004A (en) * | 1988-06-24 | 1989-12-27 | Matsuo Eng Kk | Lifting and temporary supporting method with extreme pressure of structure |
| WO2018185648A1 (en) * | 2017-04-03 | 2018-10-11 | Buehrmann Rudolph | Hanging wall support |
| CN107165660A (en) * | 2017-07-11 | 2017-09-15 | 安徽佳泰矿业科技有限公司 | A kind of new type mining point post Liftable type post footwear apparatus |
| CN208486900U (en) * | 2018-06-08 | 2019-02-12 | 刘云龙 | Adjustable supporting is used in a kind of support of coal mine roadway |
| CN208502806U (en) * | 2018-07-13 | 2019-02-15 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
| CN109026091A (en) * | 2018-09-12 | 2018-12-18 | 天地科技股份有限公司 | A kind of advanced hydraulic support of the rotatable Self-resetting of top beam |
| CN209011856U (en) * | 2018-10-09 | 2019-06-21 | 枣庄龙山机床有限公司 | A kind of hydraulic prop |
| CN209277599U (en) * | 2018-12-03 | 2019-08-20 | 浙江核力建筑特种技术有限公司 | Supporting support |
| CN209637786U (en) * | 2019-03-12 | 2019-11-15 | 六盘水师范学院 | A kind of underground coal mine gob-side entry retaining support device |
| CN109838265A (en) * | 2019-03-18 | 2019-06-04 | 中国矿业大学 | The device of top plate pallet is protected when a kind of gob side entry retaining face end support migrates |
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| Publication number | Publication date |
|---|---|
| CN111271099B (en) | 2021-03-12 |
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Granted publication date: 20210312 |