CN210858771U - Multi-model positive four-bar hydraulic support with telescopic function - Google Patents
Multi-model positive four-bar hydraulic support with telescopic function Download PDFInfo
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- CN210858771U CN210858771U CN201921553224.XU CN201921553224U CN210858771U CN 210858771 U CN210858771 U CN 210858771U CN 201921553224 U CN201921553224 U CN 201921553224U CN 210858771 U CN210858771 U CN 210858771U
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- back timber
- jack
- connecting rod
- hydraulic support
- tail
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Abstract
The utility model discloses a polytypic positive four-bar linkage hydraulic support with flexible function, including base, back timber, thrust unit, back connecting rod, front beam mechanism, running-board, shield roof beam, tail boom, fender waste rock board, picture peg and front connecting rod, the base top is provided with the back timber, is connected through thrust unit between back timber and the base, and the back timber front end is provided with front beam mechanism, the utility model discloses structure scientific and reasonable, convenience safe in utilization, the back timber that provides articulated structural style has adapted to the circumstances that the roof is uneven adaptability is good; the positive four-bar structure realizes that a space for passing people is provided between the front and rear upright posts; the temporary zero-time supporting function of the structure with the telescopic beam is realized; the side protection plate can be turned over, and can support broken top coal or rock in time, so that the side protection plate can prevent the side from being broken; the movable side guard plate structure of the top beam and the shield beam is additionally arranged to protect the adjacent frames from gangue and coal leakage and the corresponding adjusting frames; the utility model discloses but wide application in hydraulic support field.
Description
Technical Field
The utility model relates to a positive four-bar linkage hydraulic support of polytypic with flexible function belongs to hydraulic support technical field.
Background
In order to meet the geological conditions and the use requirements of clients (mine sides) and underground coal beds, a four-column supporting shield type low-level caving coal positive four-connecting-rod transition support with the supporting height of 2.4m-3.7m and the working resistance of 10000KN is designed and produced; the front scraper conveyor and the rear scraper conveyor can be supported, and the requirement that a pedestrian space exists between the front upright column and the rear upright column is met; necessary equipment support is provided for normal production and coal mining of a mine.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides people's space through the running-board between the front and back stand, and flexible beam structure can play interim zero hour and strut the effect, and the side guard can overturn, and the comparison is strutted than broken coal roof or rock.
In order to solve the technical problem, the utility model discloses a technical scheme be: the side protecting plate can be turned over, and can support broken top coal or rock in time to prevent the coal wall from caving, the front connecting rod, the rear connecting rod and the inclined beam of the base form a four-connecting-rod mechanism to enhance the whole horizontal force resistance and torsion resistance, and the shield beam, the tail beam, the inserting plate and the waste rock blocking plate protect a rear conveyor to ensure a certain coal passing height; the function of protecting the rear conveyor is realized through the up-and-down swing of the tail beam and the extension of the inserting plate, the rotation of the waste rock blocking plate is realized through the extension of the waste rock blocking jack, the rear supporting space of the support is enlarged, and equipment and temporary maintenance personnel can be better supported.
Compared with the prior art, the utility model beneficial effect who has is: the top beam in the hinged structure is suitable for the condition that the top plate is uneven, and the adaptability is good; the positive four-bar structure realizes that a space for passing people is provided between the front and rear upright posts; the temporary zero-time supporting function of the structure with the telescopic beam is realized; the side protection plate can be turned over, and can support broken top coal or rock in time, so that the side protection plate can prevent the side from being broken; the movable side guard plate structure of the top beam and the shield beam is additionally arranged to protect the adjacent frames from gangue and coal leakage and the corresponding frames.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
In the figure: 1 is a base; 2 is a top beam; 3 is a pushing device; 4 is a rear connecting rod; 5 is a front beam mechanism; 51 is a front beam body; 52 is a telescopic beam; 53 is a side protection plate; 6 is a pedal; 7 is a shield beam; 8 is a tail beam; 9 is a waste rock blocking plate; an inserting plate 10 and a front connecting rod 11.
Detailed Description
As shown in fig. 1-2, the utility model relates to a multi-model positive four-bar hydraulic support with telescopic function, including but not limited to ZFG10000/24/37 type, including base 1, top beam 2, pusher 3, rear connecting bar 4, front beam mechanism 5, foot pedal 6, shield beam 7, tail beam 8, waste rock blocking plate 9, plug board 10 and front connecting bar 11, the top of base 1 is provided with top beam 2, top beam 2 is connected with base 1 through pusher 3, the front end of top beam 2 is provided with front beam mechanism 5, front beam mechanism 5 is composed of front beam body 51, telescopic beam 52 and side protection plate 53, front beam body 51 is installed through the pin at the front end of top beam 2, telescopic beam 52 is installed along the length direction embedding inside of front beam body 51, side protection plate 53 is installed through the pin at the other end of telescopic beam 52, the tail end of front beam body 51 is connected with front beam jack through the pin, the other end of the front beam jack is connected with the top beam 2 through a pin shaft, the middle part of the front beam body 51 is fixedly provided with a side protection jack, the other end of the side protection jack is connected with a side protection plate 53, the side protection plate 53 and the front beam body 51 are better moved, the tail end of the top beam 2 is provided with a shield beam 7 through a pin shaft, two sides of the shield beam 7 are both fixedly provided with side plates to better seal the space between frames, the other end of the shield beam 7 is provided with a tail beam 8 through a pin shaft, the bottom of the tail beam 8 is fixedly provided with a waste rock blocking jack, the other end of the waste rock blocking jack is connected with a waste rock blocking plate 9 to better turn over the tail beam 8, two sides of the tail beam 8 far away from the end of the shield beam 7 are both provided with inserting plates 10, two sides of the inner part of the tail beam 8 are both fixedly provided with inserting plate jacks, the other end of the inserting plate jacks is connected with the inserting plates 10, and the waste rock blocking plate 9 is connected with the inserting plate 10 through a pin shaft, the two sides of the top end of the base 1, which are close to the end 5 of the front beam mechanism, are fixedly provided with front connecting rods 11, the other end of each front connecting rod 11 is connected with the bottom of the top beam 2, the two sides of the other end of the top end of the base 1 are fixedly provided with rear connecting rods 4, the other end of each rear connecting rod 4 is connected with the bottom of the top beam 2, and the middle part of the top end of the base.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. The utility model provides a positive four connecting rod hydraulic support of polytypic with flexible function, its characterized in that, including base (1), back timber (2), pusher jack (3), back connecting rod (4), front beam mechanism (5), running-board (6), shield roof beam (7), tail beam (8), fender waste rock board (9), picture peg (10) and preceding connecting rod (11), base (1) top is provided with back timber (2), be connected through pusher jack (3) between back timber (2) and the base (1), back timber (2) front end is provided with front beam mechanism (5), back timber (2) tail end is installed through the round pin axle and is shielded roof beam (7), tail roof beam (8) is installed through the round pin axle to the shield roof beam (7) other end, tail roof beam (8) are kept away from shield roof beam (7) end both sides and all are provided with picture peg (10), two the picture peg (10) outside is provided with fender waste rock board (9), and through round pin hub connection between waste rock blocking plate (9) and picture peg (10), base (1) top face is close to the equal fixed mounting in front beam mechanism (5) end both sides and has preceding connecting rod (11), and preceding connecting rod (11) other end is connected bottom back timber (2), base (1) top face other end both sides equal fixed mounting has back connecting rod (4), and back connecting rod (4) other end is connected bottom back timber (2), base (1) top face middle part fixed mounting has running-board (6).
2. The multi-model positive four-bar hydraulic support with telescopic function according to claim 1, wherein the front beam mechanism (5) is composed of a front beam body (51), a telescopic beam (52) and a side protection plate (53), the front beam body (51) is installed at the front end of the top beam (2) through a pin shaft, the telescopic beam (52) is installed in the front beam body (51) in an embedded mode along the length direction, and the side protection plate (53) is installed at the other end of the telescopic beam (52) through a pin shaft.
3. The multi-model positive four-bar hydraulic support with the telescopic function according to claim 1, wherein a waste rock blocking jack is fixedly installed at the bottom of the tail beam (8), and the other end of the waste rock blocking jack is connected with a waste rock blocking plate (9).
4. The multi-model positive four-bar hydraulic support with telescopic function according to claim 1, characterized in that both sides of the shield beam (7) are fixedly provided with side plates.
5. The multi-model positive four-bar hydraulic support with the telescopic function according to claim 1, wherein both sides inside the tail beam (8) are fixedly provided with a plugboard jack, and the other end of the plugboard jack is connected with a plugboard (10).
6. The multi-model hydraulic support with telescopic function according to claim 2, wherein the tail end of the front beam body (51) is connected with a front beam jack through a pin shaft, the other end of the front beam jack is connected with the top beam (2) through a pin shaft, the middle part of the front beam body (51) is fixedly provided with a side protection jack, and the other end of the side protection jack is connected with a side protection plate (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553224.XU CN210858771U (en) | 2019-09-18 | 2019-09-18 | Multi-model positive four-bar hydraulic support with telescopic function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553224.XU CN210858771U (en) | 2019-09-18 | 2019-09-18 | Multi-model positive four-bar hydraulic support with telescopic function |
Publications (1)
| Publication Number | Publication Date |
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| CN210858771U true CN210858771U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921553224.XU Active CN210858771U (en) | 2019-09-18 | 2019-09-18 | Multi-model positive four-bar hydraulic support with telescopic function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196592A (en) * | 2020-09-02 | 2021-01-08 | 六盘水师范学院 | Can prevent caving coal support of flexible roof beam skew |
-
2019
- 2019-09-18 CN CN201921553224.XU patent/CN210858771U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196592A (en) * | 2020-09-02 | 2021-01-08 | 六盘水师范学院 | Can prevent caving coal support of flexible roof beam skew |
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