CN208546179U - A kind of gob side entry retaining lane gear cash bracket for girdle - Google Patents
A kind of gob side entry retaining lane gear cash bracket for girdle Download PDFInfo
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- CN208546179U CN208546179U CN201820670802.7U CN201820670802U CN208546179U CN 208546179 U CN208546179 U CN 208546179U CN 201820670802 U CN201820670802 U CN 201820670802U CN 208546179 U CN208546179 U CN 208546179U
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Abstract
A kind of gob side entry retaining lane for girdle of the utility model keeps off cash bracket, including 1~5 sequentially connected carrier unit, it include first support and second support arranged side by side in each carrier unit, first support in each carrier unit is in turn connected to form first row bracket, the first row bracket is arranged close to the side of gob side entry, second support in each carrier unit is in turn connected to form second row bracket, and second row bracket is arranged close to goaf side；The front end of first row bracket and the front end of second row bracket are equipped with turnover panel before top beam, the rear end of first row bracket and the rear end of second row bracket are equipped with double leval jib, tail portion waste rock board is connected on double leval jib, the first support side adjacent with second support is equipped with top beam side guard plate.The bracket adapts to girdle gob side entry retaining comprehensive mechanization operation, and gear cash effect is good, and control top performance is good, being capable of effective protection operating personnel's safety.
Description
Technical field
The utility model belongs to coal mine without coal pillar mining technical field, is related to a kind of gob side entry retaining lane gear for girdle
Cash bracket.
Background technique
Rich coal resources in China, reserves are huge, and wherein coal seam of the coal seam thickness less than 1.3 meters is known as girdle, account for about
The 18% of national coal gross reserves, as comprehensive mining machineryization is promoted, girdle edge air gallery technology is also widelyd popularize, but
Girdle gob side entry retaining goaf keeps off cash supporting generally using wood point column supporting, with the raising of comprehensive mining machinery degree and exploits strong
Degree increases, and working face, which pushes to adopt speed, increasingly to be accelerated, and goaf gear cash supporting intensity is also increasing, and conventional wood point column gear cash is
It is inadaptable quickly to push to adopt, also it is unfavorable for operating personnel's safety.Conventional hydraulic rack structure cannot achieve girdle along empty at present
The comprehensive mechanization of the lower supporting height in lane is stayed to keep off cash supporting, main problem is as follows:
First, coal seam is relatively thin, but the correlation function for keeping off cash bracket not can be reduced still, and this requires how not change function
Under the premise of reduce support height, to adapt to girdle gob side entry retaining mechanization gear cash, which does not obtain effectively for a long time
It solves；Second, it is effective to control bracket front end empty top zone domain, preferably to safeguard to goaf top plate, ensure operation people
Member's safety.Therefore, based on the above issues, need to design a kind of gob side entry retaining gear cash bracket for being suitable for girdle.
Utility model content
The purpose of the utility model is to provide a kind of gob side entry retaining lanes for girdle to keep off cash bracket, which adapts to
Girdle gob side entry retaining comprehensive mechanization operation, gear cash effect is good, and control top performance is good, being capable of effective protection operating personnel's safety.
The utility model is the technical scheme adopted is that a kind of gob side entry retaining lane for girdle keeps off cash bracket, including 1
~5 sequentially connected carrier units include first support and second support arranged side by side, each bracket in each carrier unit
First support in unit is in turn connected to form first row bracket, and the first row bracket is arranged close to the side of gob side entry,
Second support in each carrier unit is in turn connected to form second row bracket, and second row bracket is arranged close to goaf side；The
The front end of one row's bracket and the front end of second row bracket are equipped with turnover panel before top beam, the rear end of first row bracket and second row bracket
Rear end be equipped with double leval jib, tail portion waste rock board is connected on double leval jib, the first support side adjacent with second support is all provided with
There is top beam side guard plate.
The utility model is also characterized by
First support, the structure of second support are as follows: including top beam and pedestal disposed in parallel along the vertical direction, top beam difference
It is connect by a single wobbling pole and two bi-directional expansion hydraulic vertical props with pedestal；Two bi-directional expansion hydraulic vertical props are in herringbone
It is arranged between top beam and pedestal；
Successively head and the tail are hinged for top beam between each carrier unit, and successively head and the tail are hinged for the pedestal between each carrier unit；
In the carrier unit of front end, the top beam front end in first support and second support is turned over before being hinged with top beam
Plate；
In the carrier unit of rearmost end, the top beam rear end in first support and second support passes through with base rear end
Double leval jib is hinged；
In each carrier unit, pass through the 1~2 of lateral arrangement between two top beams in first support and second support
A top transverse direction push cylinder connection；Pass through 1~2 of lateral arrangement between two pedestals in first support and second support
The connection of bottom transverse direction push cylinder；Top transverse direction push cylinder and bottom transverse direction push cylinder are located at bi-directional expansion hydraulic vertical prop
The same side；
In each carrier unit, the top beam of first support and the adjacent side of the top beam of second support are equipped with the top
Beam side guard plate.
The side that top beam and pedestal in second support are located at goaf is movably connected with one end of waste rock board on side
With one end of side lower waster rock blocking plate, the other end of waste rock board and the lucky Da of the other end of side lower waster rock blocking plate are connected on side.
In each carrier unit, it is longitudinally arranged between the pedestal in pedestal and second support in first support by one
Longitudinal push cylinder connection；The piston rod of each longitudinal direction push cylinder is towards identical, and the tailpiece of the piston rod of longitudinal push cylinder is high
In the fixing seat end of longitudinal push cylinder, and the angle of plane where the tailpiece of the piston rod and pedestal of longitudinal push cylinder be 1~
10°。
In each carrier unit, the single wobbling pole in single wobbling pole and second support in first support is arranged at bi-directional expansion
Before hydraulic vertical prop, the both ends of single wobbling pole pass through ear mount respectively and top beam and pedestal are hinged, and ear mount embeds and top beam and pedestal
It is interior.
In each carrier unit, the ear mount in the tailpiece of the piston rod and second support of longitudinal push cylinder on pedestal is hinged, indulges
It is hinged to the fixing seat end of push cylinder and the ear mount on pedestal in first support.
Every bi-directional expansion hydraulic vertical prop and the angle of top beam vertical direction are 18~35 °.
The junction of turnover panel and top beam is equipped with oil cylinder before top beam, the bottom surface hinge of turnover panel before the piston rod end of oil cylinder and top beam
It connects, the fixing seat end of oil cylinder and the bottom surface of top beam are hinged.
In each carrier unit, it is evenly equipped with two sides on the pedestal of first support and pushes away jack, the top direction of jack
The pedestal of second support is arranged.
The utility model has the beneficial effects that adapt to girdle gob side entry retaining comprehensive for gear cash bracket provided by the utility model
Do mechanization operation is closed, gear cash effect is good, and control top performance is good, and transportation clearance is small, and goaf enters that depth is small, and support stability is good,
It is suitble to left and right working face to stay lane, meets and push to adopt 15~20 meters of gob side entry retaining needs day, be widely used in the industries such as coal mine, metallurgy.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the gob side entry retaining lane gear cash bracket for girdle of the utility model；
Fig. 2 is that the structure of first row bracket in a kind of gob side entry retaining lane gear cash bracket for girdle of the utility model is shown
It is intended to；
Fig. 3 is that the structure of second row bracket in a kind of gob side entry retaining lane gear cash bracket for girdle of the utility model is shown
It is intended to；
Fig. 4 is a kind of top plan view of the gob side entry retaining lane gear cash bracket for girdle of the utility model；
Fig. 5 is a kind of cross section view of the gob side entry retaining lane gear cash bracket for girdle of the utility model；
Fig. 6 is a kind of usage state diagram of the gob side entry retaining lane gear cash bracket for girdle of the utility model.
In figure, 1. first supports, 2. second supports, 3. carrier units, 4. top beams, 5. bi-directional expansion hydraulic vertical props, 6. is single
Swing rod, 7. double leval jibs, 8. pedestals, waste rock board on 9. sides, 10. side lower waster rock blocking plates, the lateral push cylinder in 11. tops, 12.
Bottom transverse direction push cylinder, 13. longitudinal 14. top beam side guard plates of push cylinder, returning face plate before 15. top beams, 16. ear mounts, 17. sides
Push away jack, 18. girdle end hydraulic supports, 19. gob side entries, 20. artificial walls, 21. coal working face crossheadings, 22.
Template, 23. tail portion waste rock boards, 24. coal working faces, 25. goafs.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
In a kind of gob side entry retaining lane gear cash bracket for girdle of the utility model, front end, that is, attached drawing 1~5 of literary middle finger
Left end, the right end of rear end, that is, attached drawing 1~5.
A kind of gob side entry retaining lane for girdle of the utility model keeps off cash bracket, as shown in figures 1-4, including 1~5
Sequentially connected carrier unit 3 includes first support 1 and second support 2 arranged side by side, each bracket in each carrier unit 3
First support 1 in unit 3 is in turn connected to form first row bracket, and first row bracket is arranged close to the side of gob side entry 19,
Second support 2 in each carrier unit 3 is in turn connected to form second row bracket, and second row bracket is arranged close to goaf side；
The front end of first row bracket and the front end of second row bracket are equipped with turnover panel 15 before top beam, the rear end of first row bracket and second row
The rear end of bracket is equipped with double leval jib 7, and tail portion waste rock board 23 is connected on double leval jib 7, and first support 1 is adjacent with second support 2
Side be equipped with top beam side guard plate 14.
The structure of first support 1, second support 2 are as follows: including top beam 4 and pedestal 8 disposed in parallel along the vertical direction, top beam
4 are connect by a single wobbling pole 6 and two bi-directional expansion hydraulic vertical props 5 with pedestal 8 respectively；Two bi-directional expansion hydraulic vertical props 5
It is arranged between top beam 4 and pedestal 8 in herringbone；
Include in first support 1 and second support 2 top beam 4, pedestal 8, single wobbling pole 6, bi-directional expansion hydraulic vertical prop 5 this
A little structures.
Successively head and the tail are hinged for top beam 4 between each carrier unit 3, and successively head and the tail are cut with scissors the pedestal 8 between each carrier unit 3
It connects；
In the carrier unit 3 of front end, 4 front end of top beam in first support 1 and second support 2 is hinged with top
Turnover panel 15 before beam；
4 rear end of top beam and 8 rear end of pedestal in the carrier unit 3 of rearmost end, in first support 1 and second support 2
It is hinged by double leval jib 7；
In each carrier unit 3, pass through lateral arrangement between two top beams 4 in first support 1 and second support 2
1~2 lateral push cylinder 11 in top connect；Pass through transverse direction between two pedestals 8 in first support 1 and second support 2
1~2 bottom transverse direction push cylinder 12 connection of arrangement；Top transverse direction push cylinder 11 is located at bottom transverse direction push cylinder 12
The same side of bi-directional expansion hydraulic vertical prop 5；
In each carrier unit 3, the side that the top beam 4 of first support 1 is adjacent with the top beam 4 of second support 2 is equipped with
Top beam side guard plate 14.
The side that top beam 4 and pedestal 8 in second support 2 are located at goaf is movably connected with waste rock board 9 on side
One end of one end and side lower waster rock blocking plate 10, the other end of waste rock board 9 and the other end of side lower waster rock blocking plate 10 are lucky on side
Da is connected.Waste rock board 9 is connect by bolt with top beam 4 on side, and side lower waster rock blocking plate 10 is connect by bolt with pedestal 8.
It is vertical by one between the pedestal 8 in the pedestal 8 in first support 1 and second support 2 in each carrier unit 3
It is connected to longitudinal push cylinder 13 of arrangement；The piston rod of each longitudinal direction push cylinder 13 is towards identical, and longitudinal push cylinder 13
Tailpiece of the piston rod be higher than the fixing seat end of longitudinal push cylinder 13, and where the tailpiece of the piston rod and pedestal 8 of longitudinal push cylinder 13
The angle of plane is 1~10 °.
In each carrier unit 3, the single wobbling pole 6 in single wobbling pole 6 and second support 2 in first support 1 is arranged at double
To before telescopic hydraulic column 5, the both ends of single wobbling pole 6 pass through ear mount 16 and top beam 4 respectively and pedestal 8 is hinged, in ear mount 16
In embedding and top beam 4 and pedestal 8.
Ear mount 16 in each carrier unit 3, in the tailpiece of the piston rod and second support 2 of longitudinal push cylinder 13 on pedestal 8
Hingedly, the fixing seat end of longitudinal push cylinder 13 and the ear mount 16 on pedestal 8 in first support 1 are hinged.
Every bi-directional expansion hydraulic vertical prop 5 and the angle of 4 vertical direction of top beam are 18~35 °.
The junction of turnover panel 15 and top beam 4 is equipped with oil cylinder before top beam, turnover panel 15 before the piston rod end of oil cylinder and top beam
Bottom surface is hinged, and the fixing seat end of oil cylinder and the bottom surface of top beam 4 are hinged.
In each carrier unit 3, it is evenly equipped with two sides on the pedestal 8 of first support 1 and pushes away jack 17, the top of jack 17
The pedestal 8 of head towards second support 2 is arranged.
Single wobbling pole 6 is hingedly made of two connecting rods.
In the carrier unit 3 of rearmost end, between 8 rear end of 4 rear end of top beam in first support 1 and pedestal, second
It is hinged by 1 double leval jib 7 respectively between 8 rear end of 4 rear end of top beam in frame 2 and pedestal, so that top beam 4 and pedestal 8
Between height adjustment adjustability it is more preferable, and double leval jib 7 connect top beam 4 and 8 stability of pedestal it is more preferable.
A kind of application method of the gob side entry retaining lane gear cash bracket for girdle of the utility model is, as shown in figure 5, will
The crossheading 21 of coal working face is remained by edge air gallery technology, forms gob side entry 19, and coal working face 24 is equipped with
More hydraulic supports, 18 rear of girdle end hydraulic support is equipped with girdle gob side entry retaining gear cash bracket, and (girdle is stayed along sky
Lane keep off cash bracket be device provided by the utility model), girdle gob side entry retaining keep off cash bracket by electrohydraulic control system come
Operation, 16.5 meters of gob side entry retaining stent length, 1.8 meters of width.When working face coal cutting, cash bracket first row bracket and second will be kept off
Turnover panel 15 rises before arranging the top beam of bracket, and roof supporting carries out control top, after one knife of working face coal cutting, girdle end hydraulic branch
One step pitch of Forward of frame 18, then frame drops in second row bracket, while withdrawing returning face plate 15 before top beam, at this point, first row bracket branch
Support plate, second row bracket moves forward a step pitch under the thrust of longitudinal push cylinder 13, after movement in place, second row
Bracket rises frame and roof supporting, and rises returning face plate 15 before top beam, and then, frame drops in first row bracket, while turning over before withdrawing top beam
Rotating plate 15, after having dropped frame, first row bracket moves forward under the pulling force effect of longitudinal push cylinder 13, and movement is risen afterwards in place
Roof supporting rises at the same time returning face plate 15 before top beam, so recycles, first row bracket and second row bracket fulcrum, each other each other
It pushes and pulls, take a step to move forward, realize goaf gear cash and supporting goaf top plate, safe space is created to operating personnel, in girdle
After gob side entry retaining keeps off 15 meters of cash bracket movement, disposable formwork supporting plate 22 reaches 15 meters, mixed by what is be stirred by concrete equipment
Solidifying soil by forming artificial wall 20 in concrete delivery pipe injection template 22, can also in Yi Jia 22 side of formwork supporting plate pour
Artificial wall 20 realizes the parallel operations mined and poured with artificial wall 20, meets and push to adopt 15~20 meters of coal works day
The needs of 24 gob side entry retaining of face.When being had the gap between first support 1 and second support 2, by first support 1 or second support 2
Top beam 4 on top beam side guard plate 14 open, or can be by 14 liang of top beam side guard plate in first support 1 and second support 2
Person opens simultaneously, controlroof, prevents top plate from leaking cash.
The characteristics of a kind of gob side entry retaining lane for girdle of the utility model keeps off cash bracket is to adapt to girdle along empty
Lane comprehensive mechanization operation is stayed, gear cash effect is good, and control top performance is good, and transportation clearance is small, and goaf 25 is small into depth, and bracket is steady
It is qualitative good, it is suitble to left and right working face to stay lane, meets and push to adopt 15~20 meters of gob side entry retaining needs day, be widely used in coal mine, metallurgy
Etc. industries.
Claims (9)
1. a kind of gob side entry retaining lane for girdle keeps off cash bracket, it is characterised in that: including 1~5 sequentially connected bracket
Unit (3) includes first support (1) and second support (2) arranged side by side, each carrier unit (3) in each carrier unit (3)
In first support (1) be in turn connected to form first row bracket, the first row bracket is set close to the side of gob side entry (19)
It sets, the second support (2) in each carrier unit (3) is in turn connected to form second row bracket, and the second row bracket is close to mined out
The setting of area side；The front end of the first row bracket and the front end of second row bracket are equipped with turnover panel (15) before top beam, and described
The rear end of one row's bracket and the rear end of second row bracket are equipped with double leval jib (7), and double leval jib is connected with tail portion waste rock board on (7)
(23), the first support (1) and second support (2) adjacent side are equipped with top beam side guard plate (14).
2. a kind of gob side entry retaining lane for girdle according to claim 1 keeps off cash bracket, it is characterised in that: described the
The structure of one bracket (1), second support (2) are as follows: including top beam (4) disposed in parallel and pedestal (8) along the vertical direction, top beam
(4) it is connect respectively by single wobbling pole (6) He Lianggen bi-directional expansion hydraulic vertical prop (5) with pedestal (8)；Two bi-directional expansion liquid
Pressure column (5) is arranged between top beam (4) and pedestal (8) in herringbone；
Successively head and the tail are hinged for top beam (4) between each carrier unit (3), the pedestal (8) between each carrier unit (3)
Successively head and the tail are hinged；
In the carrier unit (3) of front end, top beam (4) front end in first support (1) and second support (2) is hinged with
Turnover panel (15) before the top beam；
Top beam (4) rear end and pedestal in the carrier unit (3) of rearmost end, in first support (1) and second support (2)
(8) it is hinged to pass through the double leval jib (7) for rear end；
In each carrier unit (3), pass through lateral cloth between two top beams (4) in first support (1) and second support (2)
The lateral push cylinder (11) in 1~2 top set connects；Two pedestals (8) in first support (1) and second support (2) it
Between connected by 1~2 bottom transverse direction push cylinder (12) of lateral arrangement；Top transverse direction push cylinder (11) and bottom are lateral
Push cylinder (12) is located at the same side of bi-directional expansion hydraulic vertical prop (5)；
In each carrier unit (3), the top beam (4) of first support (1) and the adjacent side of the top beam (4) of second support (2)
It is equipped with the top beam side guard plate (14).
3. a kind of gob side entry retaining lane for girdle according to claim 2 keeps off cash bracket, it is characterised in that: described the
The side that top beam (4) and pedestal (8) in two brackets (2) are located at goaf is movably connected with the one of waste rock board on side (9)
Hold one end with side lower waster rock blocking plate (10), the other end of waste rock board (9) and the other end of side lower waster rock blocking plate (10) on side
Just on overlap joint.
4. a kind of gob side entry retaining lane for girdle according to claim 2 keeps off cash bracket, it is characterised in that: Mei Gesuo
It states in carrier unit (3), it is vertical by one between the pedestal (8) in the pedestal (8) in first support (1) and second support (2)
It is connected to longitudinal push cylinder (13) of arrangement；The piston rod of each longitudinal direction push cylinder (13) is towards identical, and longitudinal push-and-pull oil
The tailpiece of the piston rod of cylinder (13) is higher than the fixing seat end of longitudinal push cylinder (13), and the tailpiece of the piston rod of longitudinal push cylinder (13) with
The angle of plane is 1~10 ° where pedestal (8).
5. a kind of gob side entry retaining lane for girdle according to claim 4 keeps off cash bracket, it is characterised in that: Mei Gesuo
It states in carrier unit (3), the single wobbling pole (6) in first support (1) is arranged at double with the single wobbling pole (6) in second support (2)
To before telescopic hydraulic column (5), the both ends of single wobbling pole (6) pass through ear mount (16) and top beam (4) respectively and pedestal (8) is cut with scissors
It connects, ear mount (16) is embedded interior with top beam (4) and pedestal (8).
6. a kind of gob side entry retaining lane for girdle according to claim 5 keeps off cash bracket, it is characterised in that: Mei Gesuo
It states in carrier unit (3), the ear mount (16) in the tailpiece of the piston rod of longitudinal push cylinder (13) and second support (2) on pedestal (8)
Hingedly, the ear mount (16) in the fixing seat end Yu first support (1) of longitudinal push cylinder (13) on pedestal (8) is hinged.
7. a kind of gob side entry retaining lane for girdle according to claim 2 keeps off cash bracket, it is characterised in that: every institute
The angle for stating bi-directional expansion hydraulic vertical prop (5) and top beam (4) vertical direction is 18~35 °.
8. a kind of gob side entry retaining lane gear cash bracket for girdle according to claim 2 or 7 any claims,
Be characterized in that: the junction of turnover panel (15) and top beam (4) is equipped with oil cylinder, the piston rod end and top of the oil cylinder before the top beam
The bottom surface of turnover panel (15) is hinged before beam, and the fixing seat end of the oil cylinder and the bottom surface of top beam (4) are hinged.
9. a kind of gob side entry retaining lane for girdle according to claim 2 keeps off cash bracket, it is characterised in that: Mei Gesuo
It states in carrier unit (3), is evenly equipped with two sides on the pedestal (8) of first support (1) and pushes away jack (17), the top of jack (17)
The pedestal (8) of head towards second support (2) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670802.7U CN208546179U (en) | 2018-05-07 | 2018-05-07 | A kind of gob side entry retaining lane gear cash bracket for girdle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670802.7U CN208546179U (en) | 2018-05-07 | 2018-05-07 | A kind of gob side entry retaining lane gear cash bracket for girdle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208546179U true CN208546179U (en) | 2019-02-26 |
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ID=65420070
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820670802.7U Active CN208546179U (en) | 2018-05-07 | 2018-05-07 | A kind of gob side entry retaining lane gear cash bracket for girdle |
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| CN (1) | CN208546179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442959A (en) * | 2018-05-07 | 2018-08-24 | 陕西开拓建筑科技有限公司 | A kind of girdle gob side entry retaining lane keeps off cash holder |
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2018
- 2018-05-07 CN CN201820670802.7U patent/CN208546179U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442959A (en) * | 2018-05-07 | 2018-08-24 | 陕西开拓建筑科技有限公司 | A kind of girdle gob side entry retaining lane keeps off cash holder |
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