CN202132071U - Filling and sealing mould for roadway slope expansion for pillarless mining for fully mechanized sublevel caving face - Google Patents
Filling and sealing mould for roadway slope expansion for pillarless mining for fully mechanized sublevel caving face Download PDFInfo
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- CN202132071U CN202132071U CN201120241092U CN201120241092U CN202132071U CN 202132071 U CN202132071 U CN 202132071U CN 201120241092 U CN201120241092 U CN 201120241092U CN 201120241092 U CN201120241092 U CN 201120241092U CN 202132071 U CN202132071 U CN 202132071U
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Abstract
The utility model discloses a filling and sealing mould for roadway slope expansion for pillarless mining for a fully mechanized sublevel caving face, belonging to the field of mine filling equipment. The mould at least comprises a sealing unit, wherein the sealing unit comprises a transverse sealing baffle and a longitudinal sealing baffle; a transverse ring is arranged at the connecting part of any baffle and internally inserted with a transverse steel bolt; and the other baffle is provided with a transverse steel hook. The filling and sealing mould is simple in structure, is convenient to use, detach and mount, has high work efficiency and high practical applicability and facilitates underground transportation; and the overlap joint process of the filling and sealing mould is simple, so that the set-up time is saved, parallel operations can be realized, and the operating performance of a pillarless mining method for the fully mechanized sublevel caving face is improved.
Description
Technical field
The utility model patent relates to a kind of mining that is used for does not have coal pillar mining tunnel expansion group filling sealed mold, and relating in particular to a kind of mining that is used for does not have coal pillar mining tunnel expansion group filling concrete wall filling sealed mold.
Background technology
Applying of no coal pillar mining pattern is to explore in the current China's coal-mine production and construction to realize energy-saving and emission-reduction thought and the important component part of implementing the human survival strategy of sustainable development; Not having the coal pillar mining technology simultaneously is an important research branch of " green exploitation ", also is that country's 12 plan emphasis are subsidized one of research direction.The existing mine of China receives the protection pillar concentrated stress to influence unworkable adjacent coal seam reserves possibly to count in 10,000,000,000 tons, cause the serious wasting of resources.
At present still prolong with traditional gob side entry driving method in national most of mining area, promptly between work plane, all stays the section fender of having established 2～5 m or the wide coal column of 8～20 m.Its objective is that preventive works face mine pressure causes district sublevel entry distortion, unstability, destruction in order to prevent to produce or preparation face and adjacent goaf form and leak out and cause that the spontaneous combustionof coal of leaving in goaf gets angry.Though between the work plane section reserved coal pillar in a short time to prevent to leak out, spontaneous fire, roof supporting play a role; But caused the waste of coal resources; And coal column is pressed shortcake at goaf side; Even crushing, very easily cause goaf coal column spontaneous combustion to get angry, safety in production is constituted a threat to.Therefore, realize that work plane does not have coal pillar mining, have very most important theories researching value and practice significance.
Summary of the invention
The utility model provides a kind of mining not have the coal pillar mining tunnel and expands group's filling sealed mold for solving above-mentioned defective of the prior art.Utilize this filling sealed mold to carry out the tunnel and expand group's filling, solve existing combining and put gob side entry driving waste coal resources, coal mining rate is low, filling sealed mold complex structure, and dismounting is inconvenient, is not easy to the problem of down-hole transportation; This filling sealed mold lap joint process is simple, has practiced thrift time, can carry out parallel operations, has improved the operating efficiency that mining does not have the coal pillar mining pattern.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of mining does not have the coal pillar mining tunnel and expands group's filling sealed mold, comprises a sealing unit at least; Sealing unit comprises transverse sealing baffle plate and longitudinal sealing baffle plate, and wherein the connecting portion place of arbitrary baffle plate is provided with horizontal annulus, is interspersed with horizontal steel bolt in the annulus, and another baffle plate is provided with and ties the horizontal steel that connects with horizontal steel and collude.
Above-mentioned mining does not have the coal pillar mining tunnel and expands group's filling sealed mold, comprises at least 2 sealing units, and sealing unit is provided with from bottom to top, and annulus through being arranged on lower edge on each sealing unit and steel collude and be fixed together.
Above-mentioned mining does not have the coal pillar mining tunnel and expands group's filling sealed mold, and the last lower limb of two adjacent longitudinal sealing baffle plates is respectively arranged with vertically disposed annulus, is provided with the vertical steel that two longitudinal sealing baffle plates are fixed in the annulus and colludes; The last lower edge of two adjacent horizontal line sealing plates is respectively arranged with vertically disposed annulus, is provided with the vertical steel that two transverse sealing baffle plates are fixing in the annulus and colludes.
Above-mentioned mining does not have the coal pillar mining tunnel and expands group's filling sealed mold, and said transverse sealing baffle plate and longitudinal sealing baffle plate are provided with reinforcing rib.
Above-mentioned mining does not have the coal pillar mining tunnel and expands group's filling sealed mold, and said transverse sealing baffle plate is made up of 2 baffle plates, and 2 block plates utilize steel pin or bolt together.
Above-mentioned mining does not have the coal pillar mining tunnel and expands group's filling sealed mold, offers the otch that is connected with grouting pipeline on the said the superiors baffle plate.
The beneficial effect of the utility model is: this filling sealed mold is simple in structure, easy to use, work efficiency is high, practical; Easy accessibility is convenient to the down-hole transportation; Filling sealed mold lap joint process is simple, has practiced thrift time, can carry out parallel operations, has improved the operating efficiency that mining does not have the coal pillar mining pattern.
Description of drawings
Fig. 1 is a filling sealed mold structural representation in the utility model.
The specific embodiment
The utility model provides a kind of mining not have coal pillar mining tunnel expansion group filling sealed mold, for purpose, technical scheme and the advantage that makes the utility model is clearer, clear and definite, below will combine accompanying drawing, to the utility model further explain.
The utility model provides a kind of mining not have coal pillar mining tunnel expansion group filling sealed mold, comprises a sealing unit 8 at least; Sealing unit comprises transverse sealing baffle plate 9 and longitudinal sealing baffle plate 10, and wherein the connecting portion place of arbitrary baffle plate is provided with horizontal annulus, is interspersed with horizontal steel bolt in the annulus, and another baffle plate is provided with and ties the horizontal steel that connects with horizontal steel and collude.Realized expansion group, filling, support integratedization control technology, lower curtate has improved coal mining rate along filling wall driving light section tunnel, and this filling sealed mold is simple in structure, easy to use, work efficiency is high, practical; Easy accessibility is convenient to the down-hole transportation; Filling sealed mold lap joint process is simple, has practiced thrift time, can carry out parallel operations, has improved the operating efficiency that mining does not have the coal pillar mining pattern.Like Fig. 1, the mining that the utility model provides does not have coal pillar mining tunnel expansion group filling sealed mold and is made by following steps:
A, certain thickness steel sheet cut is become the thin steel form 1 of rectangle of specific dimensions, thin steel form up and down edge joint weld engage the steel bar 4 of reason size;
B, with the template annulus 2 that the welding steel muscle curves in last lower limb certain limit, be convenient to vertical steel and collude 3 and intert and to stablize template, the right hand edge of steel form welds transversely arranged annulus in the left side; Interspersed horizontal steel bolt 6; Laterally steel colludes 5 overlap joints, moves towards template in order to fixation side to template and tunnel, and gained three block plate moulds and accessory are overlapped formation filling sealed mold right portions each other; Set a monomer 8, through connector in order to stablize the steel plate mould that the right side has overlapped completion;
C, overlapping on the steel form basis, right side of completion, the left side steel plate is built mould by order from bottom to top, utilize bolt or steel to collude 7 connection left and right sides steel forms; Utilize vertical steel to collude 3 and connect vertical steel form, set two monomers, overlapped the steel plate mould of completion through connector in order to stable left side by a determining deviation; After template is moved towards in the fixing completion of overlap joint tunnel; Build the side direction template simultaneously, order is from the bottom up accomplished successively, colludes 3 combinations each other through annulus 2, the steel that has welded; Set monomer by a determining deviation then and stablize template, be connected side direction with steel bolt 6 and move towards two side templates through crotch 5;
Further, in the above-mentioned lane group stowing operation, along with the continuous expansion of section road is helped; After the filling wall had certain intensity, reach filling sealed mold can carry out next filling circulation; Stowing interval can be chosen flexibly; With expanding with filling, reduced filling cost, improved the operating efficiency of no coal pillar mining pattern.
Further, fill mould and use special firm template, collude 3 through steel and overlap each other, form the filling template that lacks the two sides, utilize that the post control template is stable in an opposite direction, improved charging efficiency and the filling wall connects the top rate, made things convenient for workman's operation.
Further, the filling sealed mold is helped in above-mentioned lane, is connected with grouting pipeline, makes happier fill concrete is delivered in the filling template of grouting pump, has improved charging efficiency.
Further, move towards steel form and divide three layers from lower to upper, by two of left-to-right branches; During template welding steel bar, the steel bar of edge joint weld up and down of basecoat, middle one deck is the equal welding steel bar in two edges up and down; Last layer lower limb welding steel bar, about the equal welding steel bar of two block plate inward flanges;
Further, behind the steel form welding steel bar, utilize steel pin or bolt to connect the both sides steel plate, the side steel plate is divided into three layers equally, side steel plate and move towards between the steel plate to collude to tie with steel through steel to connect.
In order further to set forth the utility model, become the rectangle of specific dimensions to approach steel form 1 certain thickness steel sheet cut, edge joint weld engages the steel bar 4 of reason size about thin steel form; Play steel sheet and easy snap action,, be convenient to vertical steel and collude the 3 interspersed templates of stablizing the template annulus 2 that the welding steel muscle curves in last lower limb certain limit; The right hand edge of steel form welds transversely arranged annulus in the left side, and interspersed horizontal steel bolt 6 moves towards template in order to fixation side to template and tunnel; Gained three block plate moulds and accessory overlapped each other form filling sealed mold right portions, set a monomer, through connector in order to stablize the steel plate mould that the right side has overlapped completion; Overlapping on the steel form basis, right side of completion, the left side steel plate is built mould by order from bottom to top, utilize bolt or steel to collude 7 connection left and right sides steel forms; Utilize vertical steel to collude 3 and connect vertical steel form, set two monomers, overlapped the steel plate mould of completion through connector in order to stable left side by a determining deviation; After template is moved towards in the fixing completion of overlap joint tunnel; Build the side direction template simultaneously, order is from the bottom up accomplished successively, through annulus, the steel that has welded collude, steel pin makes up each other; Set monomer by a determining deviation then and stablize template, be connected side direction with steel bolt 6 and move towards two side templates through crotch 5; Along with the continuous expansion of filling section road entity coal group is helped; Be delivered to the filling concrete in the filling sealed mold that lacks the two sides through the concrete filling pump; When the filling wall has certain intensity and after roof supporting effect a period of time; Drag the filling sealed mold through manual work or machinery, and constantly move forward, realized expansion group, filling, support integratedization control with expanding group's operation and packing job.
A kind of mining that is used for that the utility model provides does not have coal pillar mining tunnel expansion group filling sealed mold, becomes the rectangle of specific dimensions to approach steel mould certain thickness steel sheet cut, the steel bar of edge joint weld joint reason size about thin steel form; Play steel sheet and easy snap action,, be convenient to vertical steel and collude the interspersed template of stablizing the template annulus that the welding steel muscle curves in last lower limb certain limit; The right hand edge of steel form welds transversely arranged annulus in the left side, and interspersed horizontal steel bolt moves towards template in order to fixation side to template and tunnel; Gained three block plate moulds and accessory overlapped each other form filling sealed mold right portions, set a monomer, through connector in order to stablize the steel plate mould that the right side has overlapped completion; Overlapping on the steel form basis, right side of completion; The left side steel plate is built mould by order from bottom to top, utilize bolt or steel to link and connect left and right sides steel form, utilize vertical steel to link and connect vertical steel form; Set two monomers by a determining deviation; In order to have overlapped the steel plate mould of completion on the left of stable, after template is moved towards in the fixing completion of overlap joint tunnel, build the side direction template simultaneously through connector; Order is from the bottom up accomplished successively; Annulus, steel through having welded colludes, steel pin makes up each other, sets monomer by a determining deviation then and stablizes template, ties through crotch and steel to connect side direction and move towards two side templates; Along with the continuous expansion of filling section road entity coal group is helped; Be delivered to the filling concrete in the filling sealed mold that lacks the two sides through the concrete filling pump; When the filling wall has certain intensity and after roof supporting effect a period of time, drags the filling sealed mold through manual work or machinery, and constantly move forward with expanding group's operation and packing job; Realized expansion group, filling, support integratedization control, this filling sealed mold is simple in structure, easy to use, work efficiency is high, practical; Easy accessibility is convenient to the down-hole transportation; Filling sealed mold lap joint process is simple, has practiced thrift time, can carry out parallel operations, has improved the operating efficiency that mining does not have the coal pillar mining pattern.
Should be understood that; Above-mentioned do not have the coal pillar mining tunnel to mining and expand group's filling sealed mold and describe comparatively detailed; Can not therefore think restriction to the utility model scope of patent protection; Those of ordinary skill in the art not breaking away under the scope situation that the utility model claim protected, can also make various deformation such as replacement, simple combination under the enlightenment of the utility model; These all fall within the protection domain of the utility model, and the scope of asking for protection of the utility model should be as the criterion with accompanying claims.
Claims (6)
1. a mining does not have coal pillar mining tunnel expansion group filling sealed mold, it is characterized in that: comprise a sealing unit at least; Sealing unit comprises transverse sealing baffle plate and longitudinal sealing baffle plate, and wherein the connecting portion place of arbitrary baffle plate is provided with horizontal annulus, is interspersed with horizontal steel bolt in the annulus, and another baffle plate is provided with and ties the horizontal steel that connects with horizontal steel and collude.
2. mining as claimed in claim 1 does not have the coal pillar mining tunnel and expands group's filling sealed mold; It is characterized in that: comprise at least 2 sealing units; Sealing unit is provided with from bottom to top, and annulus through being arranged on lower edge on each sealing unit and steel collude and be fixed together.
3. mining as claimed in claim 2 does not have the coal pillar mining tunnel and expands group's filling sealed mold; It is characterized in that: the last lower limb of two adjacent longitudinal sealing baffle plates is respectively arranged with vertically disposed annulus, is provided with the vertical steel that two longitudinal sealing baffle plates are fixing in the annulus and colludes; The last lower edge of two adjacent horizontal line sealing plates is respectively arranged with vertically disposed annulus, is provided with the vertical steel that two transverse sealing baffle plates are fixing in the annulus and colludes.
4. mining as claimed in claim 1 does not have the coal pillar mining tunnel and expands group's filling sealed mold, and it is characterized in that: said transverse sealing baffle plate and longitudinal sealing baffle plate are provided with reinforcing rib.
5. mining as claimed in claim 1 does not have the coal pillar mining tunnel and expands group's filling sealed mold, and it is characterized in that: said transverse sealing baffle plate is made up of 2 baffle plates, and 2 block plates utilize steel pin or bolt together.
6. mining as claimed in claim 1 does not have the coal pillar mining tunnel and expands group's filling sealed mold, it is characterized in that: offer the otch that is connected with grouting pipeline on the said the superiors baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120241092U CN202132071U (en) | 2011-07-11 | 2011-07-11 | Filling and sealing mould for roadway slope expansion for pillarless mining for fully mechanized sublevel caving face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120241092U CN202132071U (en) | 2011-07-11 | 2011-07-11 | Filling and sealing mould for roadway slope expansion for pillarless mining for fully mechanized sublevel caving face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202132071U true CN202132071U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120241092U Expired - Fee Related CN202132071U (en) | 2011-07-11 | 2011-07-11 | Filling and sealing mould for roadway slope expansion for pillarless mining for fully mechanized sublevel caving face |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967424A (en) * | 2012-12-05 | 2013-03-13 | 山东科技大学 | Sealing performance simulated test device of filling wall on side of gob-side entry retaining roadway and test method of device |
| CN103075188A (en) * | 2012-12-29 | 2013-05-01 | 山东科技大学 | Downhole waste rock filling equipment and filling method using same |
| CN105464699A (en) * | 2015-12-01 | 2016-04-06 | 马钢(集团)控股有限公司 | Drift-and-fill sealing device |
| CN108397231A (en) * | 2018-04-25 | 2018-08-14 | 山东黄金归来庄矿业有限公司 | A kind of V-type drainage wall for mine working filling |
| CN109798148A (en) * | 2019-01-23 | 2019-05-24 | 西安科技大学 | A kind of coal mine strip filling exploitation self-pulling type baffle |
| CN113339055A (en) * | 2021-06-07 | 2021-09-03 | 太原理工大学 | Filling body pouring and curing device and using method thereof |
-
2011
- 2011-07-11 CN CN201120241092U patent/CN202132071U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967424A (en) * | 2012-12-05 | 2013-03-13 | 山东科技大学 | Sealing performance simulated test device of filling wall on side of gob-side entry retaining roadway and test method of device |
| CN102967424B (en) * | 2012-12-05 | 2014-09-24 | 山东科技大学 | Sealing performance simulated test device of filling wall on side of gob-side entry retaining roadway and test method of device |
| CN103075188A (en) * | 2012-12-29 | 2013-05-01 | 山东科技大学 | Downhole waste rock filling equipment and filling method using same |
| CN103075188B (en) * | 2012-12-29 | 2014-12-10 | 山东科技大学 | Downhole waste rock filling equipment and filling method using same |
| CN105464699A (en) * | 2015-12-01 | 2016-04-06 | 马钢(集团)控股有限公司 | Drift-and-fill sealing device |
| CN108397231A (en) * | 2018-04-25 | 2018-08-14 | 山东黄金归来庄矿业有限公司 | A kind of V-type drainage wall for mine working filling |
| CN109798148A (en) * | 2019-01-23 | 2019-05-24 | 西安科技大学 | A kind of coal mine strip filling exploitation self-pulling type baffle |
| CN113339055A (en) * | 2021-06-07 | 2021-09-03 | 太原理工大学 | Filling body pouring and curing device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20120711 |