CN204532383U - Mining supports frame - Google Patents
Mining supports frame Download PDFInfo
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- CN204532383U CN204532383U CN201520168733.6U CN201520168733U CN204532383U CN 204532383 U CN204532383 U CN 204532383U CN 201520168733 U CN201520168733 U CN 201520168733U CN 204532383 U CN204532383 U CN 204532383U
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- hydraulic cylinder
- piston rod
- top board
- cylinder body
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Abstract
The utility model provides a kind of mining supports frame.Mining supports frame comprises left pillar, right pillar, left roof, right top board, first hydraulic cylinder, second hydraulic cylinder, 3rd hydraulic cylinder, 4th hydraulic cylinder and top board junction plate, left pillar and right pillar are individually fixed in drive both sides, one end of left roof and the top of left pillar hinged, one end of right top board and the top of right pillar hinged, top board junction plate is provided with bar hole, the other end of left roof and the other end of right top board are all fixed in bar hole, one end of first hydraulic cylinder is column articulated with left, the other end of the first hydraulic cylinder is fixedly connected with one end of the second hydraulic cylinder, the other end and the left roof of the second hydraulic cylinder are hinged, one end of 3rd hydraulic cylinder is column articulated with right, the other end of the 3rd hydraulic cylinder is fixedly connected with one end of the 4th hydraulic cylinder, the other end and the right top board of the 4th hydraulic cylinder are hinged.The utility model can adapt to the pressure in different top layer coal seam, and convenient carrying and dismounting.
Description
Technical field
The utility model relates to support apparatus in coal mine technical field, particularly relates to a kind of mining supports frame.
Background technology
Support apparatus in coal mine is the important leverage of safety coal mining.Under some half-edge coal seam conditions, the pressure from drive top layer (coal seam) is comparatively large, and the security incident caused because supporting performance is not good happens occasionally.
At present, in the exploitation in coal seam, generally use i iron to process fixing " door " shape support, " door " shape support is fixed in drive, forms the disjunctor supporting of whole work plane.This support can provide supporting for exploitation substantially, and to some extent solve the support issues of work plane, but this support also has shortcoming: the first, the operating angle of support is non-adjustable, and therefore it is to the bad adaptability in top layer coal seam; The second, this support fixes in advance, cannot fold, and not easily carries and not easily mounts and dismounts; Dismounting and not easily carrying; Because the support arm of this kind of supporting is comparatively thin, make between support, easily to leak top and hurt sb.'s feelings.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of mining supports frame, can adapt to the pressure in different top layer coal seam, and convenient carrying and dismounting.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of mining supports frame, described mining supports frame comprises left pillar, right pillar, left roof, right top board, first hydraulic cylinder, second hydraulic cylinder, 3rd hydraulic cylinder, 4th hydraulic cylinder and top board junction plate, described left pillar and described right pillar are individually fixed in drive both sides, one end of described left roof and the top of described left pillar hinged, one end of described right top board and the top of described right pillar hinged, described top board junction plate is provided with bar hole, the other end of described left roof and the other end of described right top board are all fixed in described bar hole, one end and the described left side of described first hydraulic cylinder are propped up column articulated, the other end of described first hydraulic cylinder is fixedly connected with one end of described second hydraulic cylinder, the other end and the described left roof of described second hydraulic cylinder are hinged, one end and the described right side of described 3rd hydraulic cylinder are propped up column articulated, the other end of described 3rd hydraulic cylinder is fixedly connected with one end of described 4th hydraulic cylinder, the other end and the described right top board of described 4th hydraulic cylinder are hinged.
Preferably, described first hydraulic cylinder comprises the first cylinder body and first piston bar that cooperatively interact, described second hydraulic cylinder comprises the second cylinder body and the second piston rod that cooperatively interact, described 3rd hydraulic cylinder comprises the 3rd cylinder body and the 3rd piston rod that cooperatively interact, described 4th hydraulic cylinder comprises the 4th cylinder body and the 4th piston rod that cooperatively interact, wherein, described first cylinder body and a described left side are propped up column articulated, one end of described first piston bar is inserted in described first cylinder body, the other end of described first piston bar is fixedly connected with the bottom of described second cylinder body, one end of described second piston rod is inserted in described second cylinder body, the other end and the described left roof of described second piston rod are hinged, described 3rd cylinder body and the described right side are propped up column articulated, one end of described 3rd piston rod is inserted in described 3rd cylinder body, the other end of described 3rd piston rod is fixedly connected with the bottom of described 4th cylinder body, one end of described 4th piston rod is inserted in described 4th cylinder body, and the other end and the described right top board of described 4th piston rod are hinged.
Preferably, when described first piston bar and described 3rd piston rod do not stretch out, when described second piston rod and described 3rd piston rod and described 4th piston rod stretch out completely, the other end of described left roof and the other end of described right top board are positioned at the centre of described bar hole and contact with each other.
Preferably, when described first piston bar, described second piston rod, described 3rd piston rod and described 4th piston rod stretch out completely, the other end of described left roof is positioned at the high order end of described bar hole, and the other end of described right top board is positioned at the low order end of described bar hole.
Be different from the situation of prior art, the beneficial effect of mining supports frame of the present utility model is:
1, regulated the operating angle of left roof and right top board by left hydraulic cylinder assembly and right hydraulic pressure cylinder assembly, the pressure for different top layer coal seam has good compliance;
2, left pillar, right pillar, left roof, right top board, left hydraulic cylinder assembly, hinged between right hydraulic pressure cylinder assembly and top board junction plate, can be for convenience detach, even if do not dismantle, also folds by left hydraulic cylinder assembly and right hydraulic pressure cylinder assembly, convenient carrying.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mining supports frame.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, is the structural representation of the utility model embodiment mining supports frame.The mining supports frame of the present embodiment comprises left pillar 1, right pillar 2, left roof 3, right top board 4, first hydraulic cylinder 5, second hydraulic cylinder 6, 3rd hydraulic cylinder 7, 4th hydraulic cylinder 8 and top board junction plate 9, left pillar 1 and right pillar 2 are individually fixed in drive both sides, one end of left roof 3 and the top of left pillar 1 hinged, one end of right top board 4 and the top of right pillar 2 hinged, top board junction plate 9 is provided with bar hole 91, the other end of left roof 3 and the other end of right top board 4 are all fixed in bar hole 91, one end and the left pillar 1 of the first hydraulic cylinder 5 are hinged, the other end of the first hydraulic cylinder 5 is fixedly connected with one end of the second hydraulic cylinder 6, the other end and the left roof 3 of the second hydraulic cylinder 6 are hinged, one end and the right pillar 2 of the 3rd hydraulic cylinder 7 are hinged, the other end of the 3rd hydraulic cylinder 7 is fixedly connected with one end of the 4th hydraulic cylinder 8, the other end and the right top board 4 of the 4th hydraulic cylinder 8 are hinged.
Specifically, first hydraulic cylinder 5 comprises the first cylinder body 51 and first piston bar 52 that cooperatively interact, second hydraulic cylinder 6 comprises the second cylinder body 61 and the second piston rod 62 cooperatively interacted, 3rd hydraulic cylinder 7 comprises the 3rd cylinder body 71 that cooperatively interacts and the 3rd piston rod the 72, four hydraulic cylinder 8 comprises the 4th cylinder body 81 and the 4th piston rod 82 that cooperatively interact.First cylinder body 51 is hinged with left pillar 1, one end of first piston bar 52 is inserted in the first cylinder body 51, the other end of first piston bar 52 is fixedly connected with the bottom of the second cylinder body 61, and one end of the second piston rod 62 is inserted in the second cylinder body 61, and the other end and the left roof 3 of the second piston rod 62 are hinged.3rd cylinder body 71 is hinged with right pillar 2, one end of 3rd piston rod 72 is inserted in the 3rd cylinder body 71, the other end of the 3rd piston rod 72 is fixedly connected with the bottom of the 4th cylinder body 81, and one end of the 4th piston rod 82 is inserted in the 4th cylinder body 81, and the other end and the right top board 4 of the 4th piston rod 82 are hinged.
As shown in Figure 1, when first piston bar 52 and the 3rd piston rod 72 do not stretch out, and when the second piston rod 62 and the 4th piston rod 82 stretch out completely, the other end of left roof 3 and the other end of right top board 4 are positioned at the centre of bar hole 91 and contact with each other.Now, left roof 3, right top board 4 and top board junction plate 9 draw a straight line.
If the pressure ratio of drive top layer is comparatively large, and top layer out-of-flatness, in arch, first piston bar 52 and the 3rd piston rod 72 can be stretched out completely.When first piston bar 52, second piston rod 62, the 3rd piston rod 72 and the 4th piston rod 73 stretch out completely, the other end of left roof 3 is positioned at the high order end of bar hole 91, and the other end of right top board 4 is positioned at the low order end of bar hole 91.Now, left roof 3, right top board 4 and top board junction plate 9 form an isosceles trapezoid.
By the way, this mining supports frame of the present utility model realizes supporting by four hydraulic cylinders, and by the mode that hinged and hydraulic cylinder regulate, pressure for different top layer coal seam has good compliance, ensureing on the basis that support force is stable, easy and simple to handle, be easy to dismounting and carrying, thus the pressure in different top layer coal seam can be adapted to, and convenient carrying and dismounting.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model manual and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. a mining supports frame, it is characterized in that, described mining supports frame comprises left pillar, right pillar, left roof, right top board, first hydraulic cylinder, second hydraulic cylinder, 3rd hydraulic cylinder, 4th hydraulic cylinder and top board junction plate, described left pillar and described right pillar are individually fixed in drive both sides, one end of described left roof and the top of described left pillar hinged, one end of described right top board and the top of described right pillar hinged, described top board junction plate is provided with bar hole, the other end of described left roof and the other end of described right top board are all fixed in described bar hole, one end and the described left side of described first hydraulic cylinder are propped up column articulated, the other end of described first hydraulic cylinder is fixedly connected with one end of described second hydraulic cylinder, the other end and the described left roof of described second hydraulic cylinder are hinged, one end and the described right side of described 3rd hydraulic cylinder are propped up column articulated, the other end of described 3rd hydraulic cylinder is fixedly connected with one end of described 4th hydraulic cylinder, the other end and the described right top board of described 4th hydraulic cylinder are hinged.
2. mining supports frame according to claim 1, it is characterized in that, described first hydraulic cylinder comprises the first cylinder body and first piston bar that cooperatively interact, described second hydraulic cylinder comprises the second cylinder body and the second piston rod that cooperatively interact, described 3rd hydraulic cylinder comprises the 3rd cylinder body and the 3rd piston rod that cooperatively interact, described 4th hydraulic cylinder comprises the 4th cylinder body and the 4th piston rod that cooperatively interact, wherein
Described first cylinder body and a described left side are propped up column articulated, one end of described first piston bar is inserted in described first cylinder body, the other end of described first piston bar is fixedly connected with the bottom of described second cylinder body, one end of described second piston rod is inserted in described second cylinder body, and the other end and the described left roof of described second piston rod are hinged;
Described 3rd cylinder body and the described right side are propped up column articulated, one end of described 3rd piston rod is inserted in described 3rd cylinder body, the other end of described 3rd piston rod is fixedly connected with the bottom of described 4th cylinder body, one end of described 4th piston rod is inserted in described 4th cylinder body, and the other end and the described right top board of described 4th piston rod are hinged.
3. mining supports frame according to claim 2, it is characterized in that, when described first piston bar and described 3rd piston rod do not stretch out, when described second piston rod and described 3rd piston rod and described 4th piston rod stretch out completely, the other end of described left roof and the other end of described right top board are positioned at the centre of described bar hole and contact with each other.
4. mining supports frame according to claim 2, it is characterized in that, when described first piston bar, described second piston rod, described 3rd piston rod and described 4th piston rod stretch out completely, the other end of described left roof is positioned at the high order end of described bar hole, and the other end of described right top board is positioned at the low order end of described bar hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168733.6U CN204532383U (en) | 2015-03-24 | 2015-03-24 | Mining supports frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168733.6U CN204532383U (en) | 2015-03-24 | 2015-03-24 | Mining supports frame |
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| Publication Number | Publication Date |
|---|---|
| CN204532383U true CN204532383U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520168733.6U Active CN204532383U (en) | 2015-03-24 | 2015-03-24 | Mining supports frame |
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| CN (1) | CN204532383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439236A (en) * | 2018-04-26 | 2018-08-24 | 山西凌志达煤业有限公司 | The four cylinder lifting gears for mine underground work |
| CN112459811A (en) * | 2020-12-15 | 2021-03-09 | 梁婷婷 | Hydraulic support equipment for underground working face of mine |
-
2015
- 2015-03-24 CN CN201520168733.6U patent/CN204532383U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439236A (en) * | 2018-04-26 | 2018-08-24 | 山西凌志达煤业有限公司 | The four cylinder lifting gears for mine underground work |
| CN112459811A (en) * | 2020-12-15 | 2021-03-09 | 梁婷婷 | Hydraulic support equipment for underground working face of mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 30, Longshan Avenue, Pu Lu street, Tongliang District, Chongqing (Industrial Park) Patentee after: Chongqing feierda ventilation equipment Limited by Share Ltd Address before: 404100 Longshan Road, 30 (Industrial Park), Tongliang County, Tongliang County, Tongliang County Patentee before: CHONGQING FIND MACHINERY CO., LTD. |
|
| CP03 | Change of name, title or address |