CN220469978U - Coal wall supporting device for fully-mechanized coal mining face retraction - Google Patents
Coal wall supporting device for fully-mechanized coal mining face retraction Download PDFInfo
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- CN220469978U CN220469978U CN202322297066.9U CN202322297066U CN220469978U CN 220469978 U CN220469978 U CN 220469978U CN 202322297066 U CN202322297066 U CN 202322297066U CN 220469978 U CN220469978 U CN 220469978U
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- 239000003245 coal Substances 0.000 title claims abstract description 40
- 238000005065 mining Methods 0.000 title claims abstract description 12
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a coal wall supporting device for fully-mechanized coal mining face retraction, which relates to the technical field of coal wall supporting devices for fully-mechanized coal mining face retraction and comprises a base, wherein a supporting air pump is fixedly connected inside the base, one side of the supporting air pump is fixedly connected with a supporting pneumatic telescopic rod, one end of the supporting pneumatic telescopic rod is fixedly connected with the base, the other end of the supporting pneumatic telescopic rod is fixedly connected with a supporting plate, a third sliding groove is formed in the supporting plate, one side of the third sliding groove is slidingly connected with a extending rod, and one side of the extending rod is fixedly connected with an extending Shen Ban. According to the utility model, the top end of the coal wall is supported by arranging the supporting pneumatic telescopic rod, the supporting plate and the base, the extension Shen Gan and the extension Shen Ban are arranged, so that the supporting range is enlarged, the telescopic supporting rod and the first sliding chute are arranged, the pressure applied to the supporting pneumatic telescopic rod is reduced, and the extension Shen Ban is supported.
Description
Technical Field
The utility model relates to the technical field of coal wall supporting devices for fully mechanized coal face retraction, in particular to a coal wall supporting device for fully mechanized coal face retraction.
Background
When the underground coal face pushes to the position of the stoping line, a retracting channel needs to be extended for retracting equipment. The retraction channel support scheme often used in the prior art: the support is pushed to the position of a stoping line, the connection between the support and a front scraper conveyor is disconnected, single prop is adopted for assisting pushing and coal cutting by a coal cutter, retracting channel expanding construction is carried out, and the roof is anchored net cable-linked roadway support along with pushing and mining. The supporting quality and the supporting mode of the top area during the retraction are the most critical, so that the supporting quality is ensured to be reliable and stable, the safe operation is ensured, the retraction period is considered, and the time is strived for disaster prevention.
The utility model discloses a withdrawing device of a hydraulic support unit in a Chinese patent application publication No. CN204419211U, which improves the withdrawing efficiency of the hydraulic support unit, but has smaller support range, more support devices need to be arranged, the withdrawing period is longer, the utility model base is inconvenient to move underground with uneven ground, topples down when easy to move, and the supporting time is prolonged.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a coal wall supporting device for fully mechanized coal mining face withdrawal, which solves the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the device comprises a base, wherein a supporting air pump is fixedly connected to the inside of the base, a supporting pneumatic telescopic rod is fixedly connected to one side of the supporting air pump, one end of the supporting pneumatic telescopic rod is fixedly connected with the base, and a supporting plate is fixedly connected to the other end of the supporting pneumatic telescopic rod;
a third sliding groove is formed in the supporting plate, one side of the third sliding groove is connected with a extending rod in a sliding mode, one side of the extending rod is fixedly connected with an extending Shen Ban, the lower end of the extending plate is connected with a telescopic supporting rod in a sliding mode, one side of the base is provided with a first sliding groove, one side of the first sliding groove is connected with a telescopic supporting rod in a sliding mode, and one side of the supporting plate is connected with an extending Shen Ban in a sliding mode;
a second chute is formed on one side of the base, a second air pump is fixedly connected inside the base, one end of the second air pump is fixedly connected with a second pneumatic telescopic rod, one end of the second pneumatic telescopic rod is slidably connected with a sliding block, one side of the sliding block is slidably connected with a second chute, one end of the sliding block is fixedly connected with a connecting plate, the inside fixedly connected with first air pump of connecting plate, one side fixedly connected with first pneumatic telescopic link of first air pump, the one end fixedly connected with push pedal of first pneumatic telescopic link, one side sliding connection of push pedal has the connecting plate, one side sliding connection of connecting plate has the base, one side of connecting plate articulates there is the removal wheel, one side sliding connection of removal wheel has the track.
Optionally, the position of flexible bracing piece is in the both sides that support pneumatic telescopic link, flexible bracing piece has a plurality ofly, the both sides of backup pad respectively have one to prolong Shen Ban, the position of the extension pole of backup pad both sides is different.
Optionally, the lower extreme of first spout closely agrees with the diameter of flexible bracing piece, first spout is rectangular array in the both sides of base, extend Shen Gan and closely agree with the third spout, the position of the flexible bracing piece of support pneumatic telescopic link both sides corresponds respectively.
Optionally, the other end fixedly connected with base of second pneumatic telescopic link, one side sliding connection of connecting plate has the base, the other end fixedly connected with connecting plate of first pneumatic telescopic link, the push pedal is the rectangle.
Optionally, the inside fixedly connected with output motor of connecting plate, the one end fixedly connected with second drive wheel of output motor, one side sliding connection of second drive wheel has the drive belt, one side sliding connection of drive belt has first drive wheel.
Optionally, one side of the first driving wheel is fixedly connected with a movable wheel, three movable wheels are respectively arranged on two sides of the base, the movable wheels at two ends of the connecting plate are respectively provided with an output motor, and one side of the crawler belt is connected with the connecting plate in a sliding manner.
Three beneficial effects
The utility model provides a coal wall supporting device for fully mechanized coal mining face retraction, which has the following beneficial effects:
1. this combine and adopt working face withdrawal with coal wall strutting arrangement supports coal wall top through setting up pneumatic telescopic link, backup pad, base, is provided with again and delays Shen Gan, delays Shen Ban, makes the scope of strutting increase, is provided with flexible bracing piece, first spout again, makes the pressure that supports pneumatic telescopic link and receives reduce, and supports extension Shen Ban.
2. This combine and adopt working face withdrawal and use coal wall strutting arrangement through setting up output motor, first drive wheel, drive belt, second drive wheel, makes bearing structure can remove, is provided with the track again, keeps stable when making the removal, is provided with first air pump, first pneumatic telescopic link, push pedal, second pneumatic telescopic link, second air pump, second spout again, makes bearing structure remove to suitable position and remove the structure and separate, makes the structure of removing can use repeatedly.
Drawings
FIG. 1 is a schematic diagram of a front cross-section I of the present utility model;
FIG. 2 is a schematic diagram of a second front cross-section of the present utility model;
FIG. 3 is a schematic view of a first left-hand section of the present utility model;
FIG. 4 is a schematic diagram of a second left-view cross-section of the present utility model;
FIG. 5 is a schematic top view of the first embodiment of the present utility model;
FIG. 6 is a schematic top view of a second embodiment of the present utility model;
fig. 7 is a schematic view of a three-dimensional structure of the present utility model.
In the figure: 1. a base; 2. a support rod; 3. a first chute; 4. a push plate; 5. a first pneumatic telescopic rod; 6. a first air pump; 7. an output motor; 8. a transmission belt; 9. a slide block; 10. a first driving wheel; 11. a moving wheel; 12. a second chute; 13. the second pneumatic telescopic rod; 14. a second air pump; 15. a third chute; 16. a track; 17. a connecting plate; 18. extension Shen Ban; 19. an extension rod; 20. a support plate; 21. supporting a pneumatic telescopic rod; 22. supporting an air pump; 23. and a second driving wheel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1 to 7, the present utility model provides a technical solution: the utility model provides a fully mechanized coal face is withdrawn and is used coal wall strutting arrangement, which comprises a base 1, the inside fixedly connected with of base 1 supports air pump 22, one side fixedly connected with of support air pump 22 supports pneumatic telescopic link 21, the one end fixedly connected with of support pneumatic telescopic link 21 base 1, the other end fixedly connected with backup pad 20 of support pneumatic telescopic link 21, the inside of backup pad 20 has seted up third spout 15, one side sliding connection of third spout 15 has and has extends the extension pole 19, the position of extension pole 19 of backup pad 20 both sides is different, extend the pole 19 and closely agree with third spout 15, extend one side fixedly connected with of extension pole 19 and extend Shen Ban 18, extend the both sides of backup pad 20 and have one respectively and extend Shen Ban, extend the lower extreme sliding connection of extension board 18 has flexible bracing piece 2, flexible bracing piece 2's position is in the both sides of support pneumatic telescopic link 21, the telescopic support rods 2 are arranged in a plurality, the positions of the telescopic support rods 2 supporting the two sides of the pneumatic telescopic rod 21 are respectively corresponding, a first chute 3 is formed in one side of the base 1, the lower end of the first chute 3 is closely matched with the diameter of the telescopic support rods 2, the first chute 3 is a rectangular array on the two sides of the base 1, one side of the first chute 3 is slidably connected with the telescopic support rods 2, one side of the support plate 20 is slidably connected with a delay Shen Ban 18, the top end of a coal wall is supported by arranging the pneumatic telescopic rod 21, the support plate 20 and the base 1, and the support rods 19 and the delay Shen Ban 18 are further arranged, so that the supporting range is enlarged, the telescopic support rods 2 and the first chute 3 are further arranged, the pressure born by the supporting pneumatic telescopic rod 21 is reduced, and the support plate 18 is supported
When the device is used, after the device is moved to a position where support is needed, the base 1 is contacted with the ground, the support air pump 22 is started, the support pneumatic telescopic rod 21 is stretched, the support plate 20 is jacked up to be in contact with the top of a coal wall, when more support ranges are needed, the extension Shen Ban 18 is pulled outwards through the extension rod 19 when support is needed, the telescopic support rod 2 is connected with the base 1 through the first chute 3 and then connected with the lower end of the extension plate 18, the support pneumatic telescopic rod 21 is stretched, the telescopic support rod 2 is stretched accordingly, the support range is increased, the pressure applied to the support pneumatic telescopic rod 21 is reduced, and the purpose of reducing the retraction period of the support range is achieved.
Example 2
Referring to fig. 1 to 7, the present utility model provides a technical solution: the utility model provides a fully mechanized coal face is withdrawn and is used coal wall strutting arrangement, the on-line screen storage device comprises a base 1, the inside fixedly connected with of base 1 supports air pump 22, one side fixedly connected with of support air pump 22 supports pneumatic telescopic link 21, one end fixedly connected with base 1 of support pneumatic telescopic link 21, the other end fixedly connected with backup pad 20 of support pneumatic telescopic link 21, second spout 12 has been seted up to one side of base 1, the inside fixedly connected with second air pump 14 of base 1, the one end fixedly connected with second pneumatic telescopic link 13 of second air pump 14, the other end fixedly connected with base 1 of second pneumatic telescopic link 13, the one end sliding connection of second pneumatic telescopic link 13 has slider 9, one side sliding connection of slider 9 has second spout 12, one end fixedly connected with connecting plate 17 of slider 9, one side sliding connection of connecting plate 17 has base 1, the inside fixedly connected with first air pump 6 of connecting plate 17, one side of the first air pump 6 is fixedly connected with a first air telescopic rod 5, the other end of the first air telescopic rod 5 is fixedly connected with a connecting plate 17, one end of the first air telescopic rod 5 is fixedly connected with a push plate 4, the push plate 4 is rectangular, one side of the push plate 4 is slidingly connected with the connecting plate 17, the inside of the connecting plate 17 is fixedly connected with an output motor 7, one end of the output motor 7 is fixedly connected with a second driving wheel 23, one side of the second driving wheel 23 is slidingly connected with a driving belt 8, one side of the driving belt 8 is slidingly connected with a first driving wheel 10, one side of the connecting plate 17 is slidingly connected with a base 1, one side of the connecting plate 17 is hinged with a movable wheel 11, one side of the first driving wheel 10 is fixedly connected with a movable wheel 11, three movable wheels 11 are respectively arranged on two sides of the base 1, the movable wheels 11 at two ends of the connecting plate 17 are respectively provided with an output motor 7, one side of the movable wheel 11 is slidably connected with a crawler 16, one side of the crawler 16 is slidably connected with a connecting plate 17, an output motor 7, a first driving wheel 10, a driving belt 8 and a second driving wheel 23 are arranged, so that a supporting structure can move, the crawler 16 is arranged, the movable structure is stable during movement, a first air pump 6, a first air telescopic rod 5, a push plate 4, a second air telescopic rod 13, a second air pump 14 and a second sliding groove 12 are arranged, the supporting structure is moved to a proper position to be separated from the movable structure, and the movable structure can be repeatedly used
When the device is used, the output motor 7 is started to drive the second driving wheel 23 to drive the driving belt 8, the first driving wheel 10 is rotated to drive the moving wheel 11 to rotate, the caterpillar 16 is moved to a proper position, the second air pump 14 is started to enable the second pneumatic telescopic rod 13 to shrink, the device is enabled to move downwards through the weight of the device, the base 1 is in contact with the ground, the sliding block 9 is enabled to move upwards in the second sliding groove 12, the first air pump 6 is started again, the first pneumatic telescopic rod 5 is enabled to stretch, the pushing plate 4 is enabled to move towards the base 1, the connecting plate 17 is pushed outwards by the pushing plate 4 due to the fact that the whole base 1 is heavy, the sliding block 9 is enabled to separate from the base 1 through the second sliding groove 12, the moving structure is enabled to separate from the supporting structure, and the purpose that the device is enabled to move stably in the pit is achieved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a combine and adopt working face withdrawal with coal wall strutting arrangement, includes base (1), its characterized in that: the novel air pump is characterized in that a supporting air pump (22) is fixedly connected to the inside of the base (1), one side of the supporting air pump (22) is fixedly connected with a supporting pneumatic telescopic rod (21), one end of the supporting pneumatic telescopic rod (21) is fixedly connected with the base (1), and the other end of the supporting pneumatic telescopic rod (21) is fixedly connected with a supporting plate (20);
a third sliding groove (15) is formed in the supporting plate (20), one side of the third sliding groove (15) is connected with a extension rod (19) in a sliding mode, one side of the extension rod (19) is fixedly connected with an extension Shen Ban (18), the lower end of the extension Shen Ban (18) is connected with a telescopic supporting rod (2) in a sliding mode, a first sliding groove (3) is formed in one side of the base (1), one side of the first sliding groove (3) is connected with the telescopic supporting rod (2) in a sliding mode, and one side of the supporting plate (20) is connected with an extension Shen Ban (18) in a sliding mode;
the utility model discloses a pneumatic telescopic device for the automobile, including base (1), pneumatic telescopic device, connecting plate (17), first air pump (6) of inside fixedly connected with of base (1), pneumatic telescopic device (13) of one end fixedly connected with second of base (1), pneumatic telescopic device (13) of one end fixedly connected with slider (9) of second, one side sliding connection of slider (9) has second spout (12), one end fixedly connected with connecting plate (17) of slider (9), first air pump (6) of inside fixedly connected with of connecting plate (17), one side fixedly connected with first pneumatic telescopic device (5) of one side of first air pump (6), one side sliding connection of push pedal (4) has connecting plate (17), one side sliding connection of connecting plate (17) has base (1), one side of connecting plate (17) articulates has movable wheel (11), one side sliding connection of movable wheel (11) has track (16).
2. The coal wall supporting device for fully-mechanized coal mining face retraction according to claim 1, wherein: the position of the telescopic supporting rod (2) is positioned at two sides of the supporting pneumatic telescopic rod (21), the telescopic supporting rod (2) is provided with a plurality of telescopic supporting rods, two sides of the supporting plate (20) are respectively provided with a extension Shen Ban (18), and the positions of extension rods (19) at two sides of the supporting plate (20) are different.
3. The coal wall supporting device for fully-mechanized coal mining face retraction according to claim 1, wherein: the lower end of the first sliding groove (3) is closely matched with the diameter of the telescopic supporting rod (2), the first sliding groove (3) is in rectangular array on two sides of the base (1), the extension rod (19) is closely matched with the third sliding groove (15), and the positions of the telescopic supporting rods (2) on two sides of the supporting pneumatic telescopic rod (21) are respectively corresponding.
4. The coal wall supporting device for fully-mechanized coal mining face retraction according to claim 1, wherein: the other end fixedly connected with base (1) of second pneumatic telescopic link (13), one side sliding connection of connecting plate (17) has base (1), the other end fixedly connected with connecting plate (17) of first pneumatic telescopic link (5), push pedal (4) are the rectangle.
5. The coal wall supporting device for fully-mechanized coal mining face retraction according to claim 1, wherein: the novel electric motor is characterized in that an output motor (7) is fixedly connected inside the connecting plate (17), one end of the output motor (7) is fixedly connected with a second driving wheel (23), one side of the second driving wheel (23) is slidably connected with a driving belt (8), and one side of the driving belt (8) is slidably connected with a first driving wheel (10).
6. The coal wall supporting device for fully-mechanized coal mining face retraction according to claim 5, wherein: one side of the first driving wheel (10) is fixedly connected with a movable wheel (11), three movable wheels (11) are respectively arranged on two sides of the base (1), the movable wheels (11) at two ends of the connecting plate (17) are respectively provided with an output motor (7), and one side of the crawler belt (16) is connected with the connecting plate (17) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322297066.9U CN220469978U (en) | 2023-08-25 | 2023-08-25 | Coal wall supporting device for fully-mechanized coal mining face retraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322297066.9U CN220469978U (en) | 2023-08-25 | 2023-08-25 | Coal wall supporting device for fully-mechanized coal mining face retraction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220469978U true CN220469978U (en) | 2024-02-09 |
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ID=89804052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322297066.9U Active CN220469978U (en) | 2023-08-25 | 2023-08-25 | Coal wall supporting device for fully-mechanized coal mining face retraction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220469978U (en) |
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2023
- 2023-08-25 CN CN202322297066.9U patent/CN220469978U/en active Active
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