CN207905850U - A kind of hydraulic support - Google Patents
A kind of hydraulic support Download PDFInfo
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- CN207905850U CN207905850U CN201820265406.6U CN201820265406U CN207905850U CN 207905850 U CN207905850 U CN 207905850U CN 201820265406 U CN201820265406 U CN 201820265406U CN 207905850 U CN207905850 U CN 207905850U
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- hinged
- pedestal
- slider
- cant beam
- crank mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 82
- 230000008093 supporting effect Effects 0.000 claims abstract description 66
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 238000005065 mining Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model is related to a kind of hydraulic supports, including top beam, slider-crank mechanism and pedestal, scissors mechanism is set on the inside of slider-crank mechanism, scissors mechanism upper end is hinged with top beam, lower end is hinged with pedestal, scissors mechanism includes a cant beam, cant beam upper end is hinged with top beam, it is hinged with hydraulic jack in the middle part of cant beam, the fixed seat of hydraulic jack is hinged with pedestal, supporting beam is arranged in hydraulic jack both sides, supporting beam upper end is hinged in sliding slot, supporting beam lower end is hinged with pedestal, cant beam lower end is hinged with slider-crank mechanism, slider-crank mechanism includes a caving shield, caving shield lower end is hinged with sliding block, sliding block free end is hinged with cant beam, sliding block is slidably connected with the slideway being fixed in pedestal;Hydraulic support described in the utility model, by the way that the structures such as slider-crank mechanism are arranged so that at runtime, supporting effect is good, easy to use, and work efficiency is high, saves manpower and materials, saves entreprise cost for hydraulic support.
Description
Technical field
The utility model is related to mining hydraulic support apparatus design field more particularly to a kind of hydraulic supports.
Background technology
Hydraulic support is the most important mechanical equipment of fully-mechanized mining, its invention and application makes coal mining technology
Enter the new developing stage of a comprehensive mechanization.Coal mine fully-mechanized mining working provides reliable, quick twelve Earthly Branches by hydraulic support
Shield, while being mined using flitting, so that seam mining is carried out under safe and reliable operating condition, ensure that working face
Realize high-yield and high-efficiency, hydraulic support is the works for controlling coal working face mine pressure.Adopt the shape that face mine pressure carries in addition
Formula acts on hydraulic support.In hydraulic support and in adopting the mechanical system that face country rock interacts, if each of hydraulic support
Bearing member resultant force acts on the resultant force of the outer load on hydraulic support just same straight line with top plate, then the hydraulic support adopts this on face country rock
Extremely adapt to.
Currently, domestic Normal hydraulic holder is generally than heavier, appearance and size is big, complicated, dismounting, transport difficult, no
The coal mine with complicated coal seam and geological conditions is adapted to, especially big magnification bracket upright post is complicated, it is difficult to meet work
The requirement of industry production economy, installation and maintenance are inconvenient, waste a lot of manpower and material resources, therefore how to optimize supporting structure, subtract
Light weight support frame becomes mine hydraulic bracket field urgent problem to be solved.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to propose a kind of hydraulic support, by the way that crank block is arranged
Mechanism and scissors mechanism so that at runtime, supporting effect is good, simple in structure, easy to use for hydraulic support, ensures hydraulic support
Away from constant, work efficiency is high, convenient to install and maintain, saves manpower and materials, saves entreprise cost at top beam end.
The technical solution that the utility model is taken to solve the above-mentioned problems is:A kind of hydraulic support, including top beam, with
The pedestal that the hinged slider-crank mechanism in top beam one end and tail end are connect with slider-crank mechanism lower end, slider-crank mechanism inside
Scissors mechanism is set, and scissors mechanism upper end is hinged with top beam, and lower end is hinged with pedestal, and scissors mechanism includes one and the middle of the base hinge
The cant beam connect, cant beam upper end is hinged with top beam, and hydraulic jack, and the movable post of hydraulic jack and setting are hinged in the middle part of cant beam
Fixing groove in the middle part of cant beam is hinged, and the fixed seat of hydraulic jack is hinged with pedestal, and branch is respectively set in hydraulic jack both sides
Support beam, supporting beam upper end is hinged in the sliding slot in the middle part of cant beam, and supporting beam lower end is hinged with pedestal head end, cant beam lower end with
Slider-crank mechanism is hinged, and slider-crank mechanism includes a upper end and the hinged caving shield in top beam end, and caving shield lower end is hinged
There are sliding block, sliding block to be arranged along pedestal extending direction, sliding block free end is hinged with cant beam, sliding block and the cunning being fixed in pedestal
Road is slidably connected, the band that reciprocatingly slides for being moved up and down with the movable post telescopic drive top beam by hydraulic jack, and being passed through sliding block
Dynamic top beam is moved forward and backward;
Scissors mechanism, slider-crank mechanism and the pedestal is disposed as two, and the two axial symmetry is arranged in top beam
Lower section;
The supporting beam upper end is hinged in the arc chute in the middle part of cant beam, and arc chute and the plane where cant beam are flat
Row, supporting beam are slided in arc chute;
The length of the supporting beam is the 1/2 of cant beam length;
Fixed block is arranged in the hydraulic jack fixed seat lower end, and fixed block bottom surface is fixedly connected with pedestal, fixed block
Arc groove is arranged in top, and fixed seat lower end is rotatably connected on around axis pin in arc groove, and is hinged on pedestal by axis pin;
The end face of the pedestal head end is set as curved end.
The beneficial effects of the utility model:
1, the utility model passes through the liquid of scissors mechanism by the way that slider-crank mechanism and scissors mechanism to be used in conjunction with each other
It presses jack driving cant beam and supporting beam cooperation driving top beam to rise, simultaneously because the addition of slider-crank mechanism, cant beam and covers
Guard beam is all hinged on sliding block, and sliding block can be slidably connected in the slideway in pedestal, can ensure the top beam beam of hydraulic support
End ensures that holder remains to provide effective support protection when drop column away from remaining constant, and using scissor
Mechanism greatly reduces the complexity of structure, ensures that hydraulic support can realize larger magnification under the action of column, in turn
Simplify pillar construction, reduce column size, achieve the purpose that supporting effect is good, achieves simple in structure, easy to use, guarantee liquid
Press top of support beam-ends away from constant, work efficiency is high, convenient to install and maintain, uses manpower and material resources sparingly, and saves the beneficial effect of entreprise cost
Fruit;
2, the utility model is by the way that supporting beam upper end to be hinged in the arc chute in the middle part of cant beam, arc chute and cant beam
The plane at place is parallel, while capable of ensureing that supporting beam upper end is slided in arc chute, moreover it is possible to play good supporting effect
Fruit, achieve it is simple in structure, it is easy to use, ensure hydraulic support top beam end away from constant, work efficiency is high, convenient to install and maintain,
It uses manpower and material resources sparingly, saves the advantageous effect of entreprise cost;
3, the utility model by by the length of the supporting beam be cant beam length 1/2, with slider-crank mechanism
It cooperates, reaches preferable dynamics distribution so that supporting effect is good, and the top beam beam-ends of hydraulic support can be ensured away from always
It remains unchanged, and then ensures that holder remains to provide effective support protection when dropping column, achieve simple in structure, user
Just, ensure hydraulic support top beam end away from constant, work efficiency is high, convenient to install and maintain, uses manpower and material resources sparingly, and saves entreprise cost
Advantageous effect.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the structural schematic diagram of the utility model in use;
Fig. 3 is the structural schematic diagram of the action principle of the utility model;
It is marked in figure:1, top beam, 2, slider-crank mechanism, 201, caving shield, 202, sliding block, 3, pedestal, 4, scissors mechanism,
401, cant beam, 4011, fixing groove, 4012, sliding slot, 402, hydraulic jack, 403, supporting beam, 404, fixed block, 4041, arc
Groove.
Specific implementation mode
It elaborates in the following with reference to the drawings and specific embodiments to the utility model, the present embodiment is with the utility model skill
Premised on art scheme, detailed embodiment and specific operating process are given, but the scope of protection of the utility model is unlimited
In following embodiments.
Embodiment 1
As described in Figure, the utility model is a kind of hydraulic support, including top beam 1 and the hinged crank block in 1 one end of top beam
Scissors mechanism 4, scissor is arranged in the pedestal 3 that mechanism 2 and tail end are connect with 2 lower end of slider-crank mechanism, 2 inside of slider-crank mechanism
4 upper end of mechanism is hinged with top beam 1, and lower end is hinged with pedestal 3, and scissors mechanism 4 includes a cant beam 401 hinged with 3 middle part of pedestal,
401 upper end of cant beam and top beam 1 are hinged, and 401 middle part of cant beam is hinged with hydraulic jack 402, and the movable post of hydraulic jack 402 with
The fixing groove 4011 being arranged at 401 middle part of cant beam is hinged, and supporting effect is good, and fixed seat and the pedestal 3 of hydraulic jack 402 are cut with scissors
It connects, supporting beam 403 is respectively set in 402 both sides of hydraulic jack, and 403 upper end of supporting beam is hinged on the cunning positioned at 401 middle part of cant beam
In slot 4012,403 lower end of supporting beam is hinged with 3 head end of pedestal, and 401 lower end of cant beam is hinged with slider-crank mechanism 2, crank block
Mechanism 2 includes a upper end and the hinged caving shield 201 in 1 end of top beam, and 201 lower end of caving shield is hinged with sliding block 202, sliding block 202
It is arranged along 3 extending direction of pedestal, 202 free end of sliding block is hinged with cant beam 401, sliding block 202 and the cunning being fixed in pedestal 3
Road is slidably connected, and to be moved up and down by the movable post telescopic drive top beam 1 of hydraulic jack 402, and passes through the reciprocal of sliding block 202
Sliding drives top beam 1 to be moved forward and backward, and can ensure 1 beam-ends of top beam of hydraulic support away from remaining constant, and then ensure hydraulic pressure
Holder remains to provide effective support protection when dropping column, and the complexity of structure is greatly reduced using scissors mechanism 4
Degree ensures that hydraulic support can realize larger magnification under the action of column, and then simplifies pillar construction, reduces column ruler
It is very little, achieve the purpose that supporting effect is good.
Embodiment 2
As described in Figure, the utility model is a kind of hydraulic support, including top beam 1 and the hinged crank block in 1 one end of top beam
Scissors mechanism 4, scissor is arranged in the pedestal 3 that mechanism 2 and tail end are connect with 2 lower end of slider-crank mechanism, 2 inside of slider-crank mechanism
4 upper end of mechanism is hinged with top beam 1, and lower end is hinged with pedestal 3, and scissors mechanism 4 includes a cant beam 401 hinged with 3 middle part of pedestal,
401 upper end of cant beam and top beam 1 are hinged, and 401 middle part of cant beam is hinged with hydraulic jack 402, and the movable post of hydraulic jack 402 with
The fixing groove 4011 being arranged at 401 middle part of cant beam is hinged, and supporting effect is good, and fixed seat and the pedestal 3 of hydraulic jack 402 are cut with scissors
It connects, supporting beam 403 is respectively set in 402 both sides of hydraulic jack, and 403 upper end of supporting beam is hinged on the cunning positioned at 401 middle part of cant beam
In slot 4012,403 lower end of supporting beam is hinged with 3 head end of pedestal, and 401 lower end of cant beam is hinged with slider-crank mechanism 2, crank block
Mechanism 2 includes a upper end and the hinged caving shield 201 in 1 end of top beam, and 201 lower end of caving shield is hinged with sliding block 202, sliding block 202
It is arranged along 3 extending direction of pedestal, 202 free end of sliding block is hinged with cant beam 401, sliding block 202 and the cunning being fixed in pedestal 3
Road is slidably connected, and to be moved up and down by the movable post telescopic drive top beam 1 of hydraulic jack 402, and passes through the reciprocal of sliding block 202
Sliding drives top beam 1 to be moved forward and backward, and can ensure 1 beam-ends of top beam of hydraulic support away from remaining constant, and then ensure hydraulic pressure
Holder remains to provide effective support protection when dropping column, and the complexity of structure is greatly reduced using scissors mechanism 4
Degree ensures that hydraulic support can realize larger magnification under the action of column, and then simplifies pillar construction, reduces column ruler
It is very little, achieve the purpose that supporting effect is good.
Scissors mechanism 4, slider-crank mechanism 2 and the pedestal 3 is disposed as two, and the setting of the two axial symmetry is being pushed up
Under beam 1, supporting effect is good, and can intersect and take a step to move, and while supporting effect is good, movement speed is fast, reaches side movement
The effect of side support, achieve it is simple in structure, it is easy to use, ensure hydraulic support top beam end away from constant, supporting effect is good, work
It is efficient, it is convenient to install and maintain, it uses manpower and material resources sparingly, saves the advantageous effect of entreprise cost.
Embodiment 3
As described in Figure, the utility model is a kind of hydraulic support, including top beam 1 and the hinged crank block in 1 one end of top beam
Scissors mechanism 4, scissor is arranged in the pedestal 3 that mechanism 2 and tail end are connect with 2 lower end of slider-crank mechanism, 2 inside of slider-crank mechanism
4 upper end of mechanism is hinged with top beam 1, and lower end is hinged with pedestal 3, and scissors mechanism 4 includes a cant beam 401 hinged with 3 middle part of pedestal,
401 upper end of cant beam and top beam 1 are hinged, and 401 middle part of cant beam is hinged with hydraulic jack 402, and the movable post of hydraulic jack 402 with
The fixing groove 4011 being arranged at 401 middle part of cant beam is hinged, and supporting effect is good, and fixed seat and the pedestal 3 of hydraulic jack 402 are cut with scissors
It connects, supporting beam 403 is respectively set in 402 both sides of hydraulic jack, and 403 upper end of supporting beam is hinged on the cunning positioned at 401 middle part of cant beam
In slot 4012,403 lower end of supporting beam is hinged with 3 head end of pedestal, and 401 lower end of cant beam is hinged with slider-crank mechanism 2, crank block
Mechanism 2 includes a upper end and the hinged caving shield 201 in 1 end of top beam, and 201 lower end of caving shield is hinged with sliding block 202, sliding block 202
It is arranged along 3 extending direction of pedestal, 202 free end of sliding block is hinged with cant beam 401, sliding block 202 and the cunning being fixed in pedestal 3
Road is slidably connected, and to be moved up and down by the movable post telescopic drive top beam 1 of hydraulic jack 402, and passes through the reciprocal of sliding block 202
Sliding drives top beam 1 to be moved forward and backward, and can ensure 1 beam-ends of top beam of hydraulic support away from remaining constant, and then ensure hydraulic pressure
Holder remains to provide effective support protection when dropping column, and the complexity of structure is greatly reduced using scissors mechanism 4
Degree ensures that hydraulic support can realize larger magnification under the action of column, and then simplifies pillar construction, reduces column ruler
It is very little, achieve the purpose that supporting effect is good.
Scissors mechanism 4, slider-crank mechanism 2 and the pedestal 3 be disposed as it is multiple, and axial symmetry be arranged in top beam 1
Under, supporting effect is good, and can intersect and take a step to move, and while supporting effect is good, movement speed is fast, reaches the branch in movement
The effect of support, achieve it is simple in structure, it is easy to use, ensure hydraulic support top beam end away from constant, supporting effect is good, working efficiency
Height, it is convenient to install and maintain, it uses manpower and material resources sparingly, saves the advantageous effect of entreprise cost.
403 upper end of supporting beam is hinged in the arc chute at 401 middle part of cant beam, arc chute and 401 institute of cant beam
Plane it is parallel, supporting beam 403 is slided in arc chute, can ensure 403 upper end of supporting beam in arc chute 4041
While sliding, moreover it is possible to play good supporting effect.
The length of the supporting beam 403 is the 1/2 of 401 length of cant beam, cooperates, reaches with slider-crank mechanism 2
It being distributed to preferable dynamics so that supporting effect is good, and can ensure 1 beam-ends of top beam of hydraulic support away from remaining constant,
And then ensure that holder remains to provide effective support protection when dropping column.
Embodiment 4
As described in Figure, the utility model is a kind of hydraulic support, including top beam 1 and the hinged crank block in 1 one end of top beam
Scissors mechanism 4, scissor is arranged in the pedestal 3 that mechanism 2 and tail end are connect with 2 lower end of slider-crank mechanism, 2 inside of slider-crank mechanism
4 upper end of mechanism is hinged with top beam 1, and lower end is hinged with pedestal 3, and scissors mechanism 4 includes a cant beam 401 hinged with 3 middle part of pedestal,
401 upper end of cant beam and top beam 1 are hinged, and 401 middle part of cant beam is hinged with hydraulic jack 402, and the movable post of hydraulic jack 402 with
The fixing groove 4011 being arranged at 401 middle part of cant beam is hinged, and supporting effect is good, and fixed seat and the pedestal 3 of hydraulic jack 402 are cut with scissors
It connects, supporting beam 403 is respectively set in 402 both sides of hydraulic jack, and 403 upper end of supporting beam is hinged on the cunning positioned at 401 middle part of cant beam
In slot 4012,403 lower end of supporting beam is hinged with 3 head end of pedestal, and 401 lower end of cant beam is hinged with slider-crank mechanism 2, crank block
Mechanism 2 includes a upper end and the hinged caving shield 201 in 1 end of top beam, and 201 lower end of caving shield is hinged with sliding block 202, sliding block 202
It is arranged along 3 extending direction of pedestal, 202 free end of sliding block is hinged with cant beam 401, sliding block 202 and the cunning being fixed in pedestal 3
Road is slidably connected, and to be moved up and down by the movable post telescopic drive top beam 1 of hydraulic jack 402, and passes through the reciprocal of sliding block 202
Sliding drives top beam 1 to be moved forward and backward, and can ensure 1 beam-ends of top beam of hydraulic support away from remaining constant, and then ensure hydraulic pressure
Holder remains to provide effective support protection when dropping column, and the complexity of structure is greatly reduced using scissors mechanism 4
Degree ensures that hydraulic support can realize larger magnification under the action of column, and then simplifies pillar construction, reduces column ruler
It is very little, achieve the purpose that supporting effect is good.
Scissors mechanism 4, slider-crank mechanism 2 and the pedestal 3 be disposed as it is multiple, and axial symmetry be arranged in top beam 1
Under, supporting effect is good, and can intersect and take a step to move, and while supporting effect is good, movement speed is fast, reaches the branch in movement
The effect of support, achieve it is simple in structure, it is easy to use, ensure hydraulic support top beam end away from constant, supporting effect is good, working efficiency
Height, it is convenient to install and maintain, it uses manpower and material resources sparingly, saves the advantageous effect of entreprise cost.
403 upper end of supporting beam is hinged in the arc chute at 401 middle part of cant beam, arc chute and 401 institute of cant beam
Plane it is parallel, supporting beam 403 is slided in arc chute, can ensure 403 upper end of supporting beam in arc chute 4041
While sliding, moreover it is possible to play good supporting effect.
The length of the supporting beam 403 is the 1/2 of 401 length of cant beam, cooperates, reaches with slider-crank mechanism 2
It being distributed to preferable dynamics so that supporting effect is good, and can ensure 1 beam-ends of top beam of hydraulic support away from remaining constant,
And then ensure that holder remains to provide effective support protection when dropping column.
Fixed block 404 is arranged in the 402 fixed seat lower end of hydraulic jack, and 404 bottom surface of fixed block is fixed with pedestal 3 to be connected
It connecing, arc groove 4041 is arranged in 404 top of fixed block, and fixed seat lower end is rotatably connected on around axis pin in arc groove 4041, and
It is hinged on the base 3 by axis pin.
The end face of 3 head end of pedestal is set as curved end, facilitates intersect and takes a step to move, reduces to pedestal
Injury, increases the service life of hydraulic support.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention is as above with preferred embodiment description, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when a little change or modification made using technology contents described above
It is the equivalent embodiment of equivalent variations, as long as being without departing from technical solution of the present invention content, according to the technical essence of the invention
To any simple modification, equivalent change and modification made by above example, in the range of still falling within technical solution of the present invention.
Claims (6)
1. a kind of hydraulic support, it is characterised in that:Including top beam(1)With top beam(1)The hinged slider-crank mechanism in one end(2)
With tail end and slider-crank mechanism(2)The pedestal of lower end connection(3), slider-crank mechanism(2)Scissors mechanism is arranged in inside(4),
Scissors mechanism(4)Upper end and top beam(1)It is hinged, lower end and pedestal(3)It is hinged, scissors mechanism(4)Including one and pedestal(3)Middle part
Hinged cant beam(401), cant beam(401)Upper end and top beam(1)It is hinged, cant beam(401)Middle part is hinged with hydraulic jack
(402), and hydraulic jack(402)Movable post be arranged in cant beam(401)The fixing groove at middle part(4011)It is hinged, hydraulic jack
Top(402)Fixed seat and pedestal(3)It is hinged, hydraulic jack(402)Supporting beam is respectively set in both sides(403), supporting beam
(403)Upper end is hinged on positioned at cant beam(401)The sliding slot at middle part(4012)It is interior, supporting beam(403)Lower end and pedestal(3)Head end is cut with scissors
It connects, cant beam(401)Lower end and slider-crank mechanism(2)It is hinged, slider-crank mechanism(2)Including a upper end and top beam(1)End
Hinged caving shield(201), caving shield(201)Lower end is hinged with sliding block(202), sliding block(202)Along pedestal(3)Extending direction is set
It sets, sliding block(202)Free end and cant beam(401)It is hinged, sliding block(202)Be fixed at pedestal(3)Interior slideway sliding connects
It connects, to pass through hydraulic jack(402)Movable post telescopic drive top beam(1)It moves up and down, and passes through sliding block(202)Reciprocal cunning
It is dynamic to drive top beam(1)It is moved forward and backward.
2. a kind of hydraulic support as described in claim 1, it is characterised in that:The scissors mechanism(4), slider-crank mechanism
(2)And pedestal(3)Two are disposed as, and the two axial symmetry is arranged in top beam(1)Lower section.
3. a kind of hydraulic support as described in claim 1, it is characterised in that:The supporting beam(403)Upper end is hinged on tiltedly
Beam(401)In the arc chute at middle part, arc chute and cant beam(401)The plane at place is parallel, supporting beam(403)It is slided in arc
Sliding in slot.
4. a kind of hydraulic support as described in claim 1, it is characterised in that:The supporting beam(403)Length be cant beam
(401)The 1/2 of length.
5. a kind of hydraulic support as described in claim 1, it is characterised in that:The hydraulic jack(402)Under fixed seat
End setting fixed block(404), fixed block(404)Bottom surface and pedestal(3)It is fixedly connected, fixed block(404)It is recessed that arc is arranged in top
Slot(4041), fixed seat lower end is rotatably connected on arc groove around axis pin(4041)It is interior, and pedestal is hinged on by axis pin(3)
On.
6. a kind of hydraulic support as described in claim 1, it is characterised in that:The pedestal(3)The end face of head end is set as
Curved end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820265406.6U CN207905850U (en) | 2018-02-24 | 2018-02-24 | A kind of hydraulic support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820265406.6U CN207905850U (en) | 2018-02-24 | 2018-02-24 | A kind of hydraulic support |
Publications (1)
Publication Number | Publication Date |
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CN207905850U true CN207905850U (en) | 2018-09-25 |
Family
ID=63560080
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Application Number | Title | Priority Date | Filing Date |
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CN201820265406.6U Expired - Fee Related CN207905850U (en) | 2018-02-24 | 2018-02-24 | A kind of hydraulic support |
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CN (1) | CN207905850U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108266213A (en) * | 2018-02-24 | 2018-07-10 | 平顶山平煤机煤矿机械装备有限公司 | A kind of hydraulic support |
CN109268052A (en) * | 2018-11-23 | 2019-01-25 | 中国矿业大学(北京) | A kind of scissors fork mechanism drawer type hydraulic support |
-
2018
- 2018-02-24 CN CN201820265406.6U patent/CN207905850U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108266213A (en) * | 2018-02-24 | 2018-07-10 | 平顶山平煤机煤矿机械装备有限公司 | A kind of hydraulic support |
CN109268052A (en) * | 2018-11-23 | 2019-01-25 | 中国矿业大学(北京) | A kind of scissors fork mechanism drawer type hydraulic support |
CN109268052B (en) * | 2018-11-23 | 2024-04-05 | 中国矿业大学(北京) | Drawer type hydraulic support of scissor fork mechanism |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180925 |