CN108581931A - A kind of large-scale mine hydraulic support detaching device for pin shaft - Google Patents
A kind of large-scale mine hydraulic support detaching device for pin shaft Download PDFInfo
- Publication number
- CN108581931A CN108581931A CN201810454757.6A CN201810454757A CN108581931A CN 108581931 A CN108581931 A CN 108581931A CN 201810454757 A CN201810454757 A CN 201810454757A CN 108581931 A CN108581931 A CN 108581931A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- hydraulic
- fixedly connected
- plate
- steel cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/026—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same fluid driven
Abstract
The invention discloses a kind of large-scale mine hydraulic support detaching device for pin shaft, belong to detaching hydraulic support field.A kind of large-scale mine hydraulic support detaching device for pin shaft, including push sleeve and pull sleeve, the promotion sleeve and pulling sleeve are located at hydraulic support both sides.The work of the first hydraulic stem may be implemented to pushing sleeve to apply upward power in it, second hydraulic stem is to pulling sleeve to apply downward power, and it pushes sleeve and sleeve is pulled to be connected with movable pulley tension by steel cable rope, so that two power interactions, effective reduction staff pushes sleeve to withstand the power on hydraulic support, reduce labor intensity, movable pulley is convenient for laborsaving so that pushing sleeve and sleeve tension being pulled to be connected, when dismounting, it is not only connected through a screw thread column and pulls dismounting hinge pin, but also by pushing the first hydraulic push rod in sleeve to push axis pin, effective mitigate is threadedly coupled column pulling axis pin active force, prevent stripped thread.
Description
Technical field
The present invention relates to detaching hydraulic support fields, are torn open more specifically to a kind of large-scale mine hydraulic support axis pin
Handler.
Background technology
Hydraulic support is the common support apparatus of coal mining, and hydraulic support is the four-bar mechanism by axis pin connection.With
That hydraulic support specifications and models are increasing, the connection axis pin between each structure member is also increasing, and mine manufacturing machine is set
Pin shaft joint is mostly used between standby middle parts, since resistance is very big, axis pin is often damaged, thus will be tieed up to these
It repaiies, this just needs to dismantle the axis pin of damage, and in dismounting hinge pin and in replacing, not only labour is strong for specific purpose tool --- band hammer
Degree is big, and operating safety factor is not high, has the hydraulic pin remover that hydraulic power designs to can be good at progress axis pin at present and tears open
It unloads, when being dismantled, hydraulic pin remover is inserted into the threaded hole at pin both ends by threaded rod and is dismantled, by liquid when dismounting
Pressure pin removal is pushed against on holder, and then hydraulic cylinder work, which pulls, extracts axis pin；But as hydraulic support specifications and models are more next
Bigger, the weight of hydraulic support is also increasing, as the insertion of prolonged use axis pin is compacter so that axis pin is extracted more
Adding difficultly, the threaded rod threaded connection on hydraulic pin remover, which is pulled pin, to be difficult to meet the requirements, and one side screw thread will appear stripped thread phenomenon,
Additionally needing prodigious power makes hydraulic pin remover resist on holder, so that hydraulic cylinder is passed through threaded rod and be extracted, labor
Fatigue resistance is big.
Invention content
1. technical problems to be solved
There is stripped thread phenomenon for existing in the prior art, the big problem of labor intensity, the purpose of the present invention is to provide one kind
Large-scale mine hydraulic support detaching device for pin shaft, it may be implemented effectively to prevent stripped thread phenomenon, effectively reduce drawing
Fatigue resistance.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of large-scale mine hydraulic support detaching device for pin shaft, including push sleeve and pull sleeve, the promotion sleeve
With pull sleeve to be located at hydraulic support both sides, the promotions sleeve and pulling be connected separately on sleeve the first telescopic rod with
Second telescopic rod is connected with axis pin on the hydraulic support, the first steel cable rope is fixedly connected on first telescopic rod, described
The one end of first steel cable rope far from the first telescopic rod is fixedly connected with the first connecting plate, is rotatably connected on first connecting plate
First movable pulley, first connecting plate lower end are fixedly connected with the second steel cable rope, are fixedly connected on second telescopic rod
Third steel cable rope, third steel cable rope upper end are fixedly connected with the second connecting plate, are rotatably connected on second connecting plate
Second movable pulley, second connecting plate upper end are connected with the 4th steel cable rope, and the 4th steel cable rope upper end is around the first dynamic cunning
The first threaded rod is taken turns and is connected with, the first threaded rod lower thread is connected with lock sleeve, and the lock sleeve lower thread connects
It is connected to the second threaded rod, second threaded rod is with the first threaded rod thread rotary orientation on the contrary, second threaded rod lower end passes through
5th steel cable rope is connected with hook, and second steel cable rope lower end is around the second movable pulley and is fixedly connected with multiple and hook pair
The link answered is fixedly connected with first hydraulic cylinder body in the promotion sleeve, and first hydraulic cylinder body upper end is connected with first
Inlet tube slidably connects the first hydraulic pressure push-plate in the first hydraulic cylinder body, is fixedly connected on the downside of the first hydraulic pressure push-plate
There is the first hydraulic stem, offsets on the upside of first hydraulic stem lower end and axis pin, the second liquid is fixedly connected on the pulling sleeve
Cylinder pressure body, second hydraulic cylinder body upper end are connected with the second inlet tube, second are slidably connected in the second hydraulic cylinder body
Hydraulic pressure push-plate, the second hydraulic pressure push-plate upside are fixedly connected with the second hydraulic stem, and second hydraulic stem upper end passes through bolt
It is connected with threaded connection column, the threaded connection column threaded upper ends are connected in the threaded hole of axis pin, the work pair of the first hydraulic stem
Sleeve is pushed to apply upward power, the second hydraulic stem pushes sleeve and pull sleeve logical to pulling sleeve to apply downward power
It crosses steel cable rope with movable pulley tension to be connected, so that two power interactions, effective to reduce staff's promotion sleeve top
The power on hydraulic support is stayed in, labor intensity is reduced, movable pulley is convenient for laborsaving so that pushing sleeve and sleeve tension being pulled to be connected,
When dismounting, not only it is connected through a screw thread column and pulls dismounting hinge pin, but also by pushing the first hydraulic push rod in sleeve to push
Axis pin, effective mitigate are threadedly coupled column pulling axis pin active force, prevent stripped thread.
Preferably, the side that offsets for pulling sleeve and hydraulic support is fixedly connected with stable lantern ring, the stable lantern ring
On be fixedly connected with reinforcing plate, second telescopic rod is fixedly linked with reinforcing plate.
Preferably, the side that offsets of the stable lantern ring and hydraulic support is embedded is connected with multiple magnet.
Preferably, third hydraulic cylinder, the third hydraulic cylinder are slidably connected by sliding rail in the pulling sleeve
Upper end is connected with third inlet tube, and third hydraulic pressure push-plate, the third hydraulic thrust are slidably connected in the third hydraulic cylinder
Third hydraulic stem is fixedly connected on disk, the one end of the third hydraulic stem far from third hydraulic pressure push-plate is fixedly connected with arc folder
Tight plate is fixedly connected with L-type pull lever on the third hydraulic cylinder, is fixedly connected on second hydraulic stem and L-type is drawn
The corresponding fixture block of lever.
Preferably, powder airbag is placed in the third hydraulic cylinder, and powder airbag is located at the downside of third hydraulic pressure push-plate,
And carbonic acid magnesium powder is filled in powder airbag, powder airbag lower end is connected with duff pipe, the arc clamping plate by flour extraction pipe
On offer defeated powder hole, the duff pipe lower end is connected at defeated powder hole.
3. advantageous effect
Compared with the prior art, the advantage of the invention is that：
This programme is located at hydraulic support upper pin both ends, while the first hydraulic stem work by promotion sleeve and pulling sleeve
It opposes and sleeve is pushed to apply upward power, the second hydraulic stem pushes sleeve and pull and cover to pulling sleeve to apply downward power
Cylinder is connected by steel cable rope with movable pulley tension, so that two power interactions, effective reduction staff pushes set
Cylinder withstands the power on hydraulic support, reduces labor intensity, movable pulley is convenient for laborsaving so that pushing sleeve and sleeve being pulled to tense
It is connected, when dismounting, is not only connected through a screw thread column and pulls dismounting hinge pin, but also pass through the first hydraulic push rod pushed in sleeve
Axis pin, effective mitigate is pushed to be threadedly coupled column pulling axis pin active force, prevent stripped thread.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure schematic diagram of the first telescopic rod and the connection of the second telescopic rod of the present invention；
Fig. 3 is the cross-sectional view of the present invention；
Fig. 4 is the structural schematic diagram at A in Fig. 3；
Fig. 5 is the structure schematic diagram of the third hydraulic cylinder of the present invention.
Figure label explanation：
1. the first telescopic rod, 2. second telescopic rods, 3. pull sleeves, 4. second hydraulic cylinder bodies, 5. stablize lantern rings, 6. reinforcing plates,
7. axis pin, 8. hydraulic supports, 9. push sleeves, 10. first steel cable ropes, 11. first movable pulleys, 12. the 4th steel cable ropes, 13. the
Two steel cable ropes, 14. second movable pulleys, 15. second connecting plates, 16. third steel cable ropes, 17. links, 18. hooks, 19. the 5th steel
Suo Sheng, 20. second threaded rods, 21. lock sleeves, 22. first threaded rods, 23. head rods, 24. first hydraulic pressure push-plates, 25.
First hydraulic stem, 26. second hydraulic stems, 27. second hydraulic pressure push-plates, 28. second inlet tubes, 29. first hydraulic cylinder bodies, 30.
One inlet tube, 31. magnet, 32. defeated powder holes, 33. bolts, 34. fixture blocks, 35.L types pull lever, 36. sliding rails, 37. third hydraulic pressure
Bar, 38. third inlet tubes, 39. third hydraulic pressure push-plates, 40. third hydraulic cylinders, 41. arc clamping plates, 42. be threadedly coupled columns,
43. powder airbag, 44. flour extraction pipes, 45. duff pipes.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention；Technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes；Obviously；Described embodiments are only a part of the embodiments of the present invention；Instead of all the embodiments.It is based on
Embodiment in the present invention；It is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment；It shall fall within the protection scope of the present invention.
Embodiment 1：
Please refer to Fig.1-5, a kind of large-scale mine hydraulic support detaching device for pin shaft, including push sleeve 9 and pull sleeve 3, it pushes away
Moving sleeve 9 and pulling sleeve 3 are located at 8 both sides of hydraulic support, push sleeve 9 and pull being connected separately with first on sleeve 3
Telescopic rod 1 and the second telescopic rod 2 are connected with axis pin 7 on hydraulic support 8, the first steel cable rope are fixedly connected on the first telescopic rod 1
10, the one end of the first steel cable rope 10 far from the first telescopic rod 1 is fixedly connected with the first connecting plate 23, is rotated on the first connecting plate 23
It is connected with the first movable pulley 11,23 lower end of the first connecting plate is fixedly connected with the second steel cable rope 13, fixed on the second telescopic rod 2 to connect
It is connected to third steel cable rope 16,16 upper end of third steel cable rope is fixedly connected with the second connecting plate 15, the company of rotation on the second connecting plate 15
It is connected to the second movable pulley 14,15 upper end of the second connecting plate is connected with the 4th steel cable rope 12, and 12 upper end of the 4th steel cable rope bypasses first
Movable pulley 11 is simultaneously connected with the first threaded rod 22, and 22 lower thread of the first threaded rod is connected with lock sleeve 21,21 lower end of lock sleeve
The second threaded rod 20, the second threaded rod 20 and 22 thread rotary orientation of the first threaded rod are threaded on the contrary, under the second threaded rod 20
End is connected with hook 18 by the 5th steel cable rope 19, and 13 lower end of the second steel cable rope is around the second movable pulley 14 and is fixedly connected with more
It is a with hook 18 corresponding links 17, push sleeve 9 in be fixedly connected with first hydraulic cylinder body 29,29 upper end of first hydraulic cylinder body
It is connected with the first inlet tube 30, slidably connects the first hydraulic pressure push-plate 24 in first hydraulic cylinder body 29, under the first hydraulic pressure push-plate 24
Side is fixedly connected with the first hydraulic stem 25, and 25 lower end of the first hydraulic stem offsets with 7 upside of axis pin, pulls and be fixedly connected on sleeve 3
There are second hydraulic cylinder body 4,4 upper end of second hydraulic cylinder body to be connected with the second inlet tube 28, slidably connected in second hydraulic cylinder body 4
Second hydraulic pressure push-plate 27,27 upside of the second hydraulic pressure push-plate are fixedly connected with the second hydraulic stem 26, and 26 upper end of the second hydraulic stem passes through
Bolt 33, which is connected with, is threadedly coupled column 42, is threadedly coupled 42 threaded upper ends of column and is connected in the threaded hole of axis pin 7, the first hydraulic stem
To pushing sleeve 9 to apply upward power, the second hydraulic stem 26 pushes sleeve 9 to pulling sleeve 3 to apply downward power for 25 work
It is connected with pulling sleeve 3 to be tensed with movable pulley by steel cable rope, so that two power interactions, effective to reduce work people
Member pushes sleeve to withstand the power on hydraulic support 8, reduces labor intensity, movable pulley is convenient for laborsaving so that pushing sleeve 9 and drawing
Moving sleeve 3, which tenses, to be connected, and when dismounting, is not only connected through a screw thread column 42 and axis pin 7 is pulled to dismantle, but also pass through and push sleeve 9
The first interior hydraulic push rod 25 pushes axis pin 7, effective mitigate to be threadedly coupled pulling 7 active force of axis pin of column 42, prevent stripped thread.
It pulls the side that offsets of sleeve 9 and hydraulic support 8 to be fixedly connected with stable lantern ring 5, stablizes and be fixedly connected on lantern ring 5
Reinforcing plate 6, the second telescopic rod 2 are fixedly linked with reinforcing plate 6, are convenient for so that sleeve stabilization is attached to hydraulic pressure by stablizing lantern ring 5
On holder 8, reinforcing plate 6 enable telescopic rod with stablize that lantern ring 5 is firm to be connected.
The side that offsets of stable lantern ring 5 and hydraulic support 8, which embeds, is connected with multiple magnet 31, it is tensed carrying out steel cable rope
Before, multiple magnet 31 are convenient for so that sleeve is stably connected with around the axis pin 7 on hydraulic support 8, person easy to operation operates.
It pulls in sleeve 3 and third hydraulic cylinder 40, the connection of 40 upper end of third hydraulic cylinder is slidably connected by sliding rail 36
There is third inlet tube 38, third hydraulic pressure push-plate 39 is slidably connected in third hydraulic cylinder 40, is fixed on third hydraulic pressure push-plate 39
It is connected with third hydraulic stem 37, the one end of third hydraulic stem 37 far from third hydraulic pressure push-plate 39 is fixedly connected with arc clamping plate
41, L-type pull lever 35 is fixedly connected on third hydraulic cylinder 40, is fixedly connected on the second hydraulic stem 26 and L-type pull lever
35 corresponding fixture blocks 34 are pushing sleeve 9 and the effect of the Hydraulic Elements inside sleeve 3 are pulled to make axis pin 7 from hydraulic support 8
Prominent, third hydraulic cylinder 40 works at this time, and under the high forces of hydraulic pressure, third hydraulic pressure push-plate 39 passes through third hydraulic stem 37
Arc clamping plate 41 is pushed, so that arc clamping plate 41 can clamp axis pin 7, while the fixture block 34 on the second hydraulic stem 26
Third hydraulic cylinder 40 is pulled by L-type pull lever 35, to further pull on axis pin 7, further mitigates and is threadedly coupled column 42
To the threaded function power of 7 end of axis pin, stripped thread is further effectively prevented.
Powder airbag 43 is placed in third hydraulic cylinder 40, and powder airbag 43 is located at the downside of third hydraulic pressure push-plate 39, and
Carbonic acid magnesium powder is filled in powder airbag 43,43 lower end of powder airbag is connected with duff pipe 45, arc clamping plate 41 by flour extraction pipe 44
On offer defeated powder hole 32,45 lower end of duff pipe is connected at defeated powder hole 32, when third hydraulic cylinder 40 works, third hydraulic pressure
Push-plate 39 moves and gradually squeezes powder airbag 43, and the carbonic acid magnesium powder in powder airbag 43 is entered defeated by flour extraction pipe 44 and duff pipe 45
Powder hole 32, carbonic acid magnesium powder is fallen clamps side in axis pin 7 and arc clamping plate 41, carbonic acid magnesium powder effectively play the role of it is anti-skidding, to
Arc clamping plate 41 clamp the axis pin 7 pulled play the role of it is effective anti-skidding, convenient for pulling axis pin 7.
Operation principle：Column 42 will be threadedly coupled to be threaded in the threaded hole of axis pin 7, then by bolt 33 so that spiral shell
Line connecting pole 41 is connected with the second hydraulic stem 26, pushes sleeve 9 and sleeve 3 is pulled to be located at 7 liang of 8 upper pin of hydraulic support
End so that push the upper end of the first hydraulic stem 25 and axis pin 7 in sleeve 9 to offset, the second steel cable rope 13 bypasses the second movable pulley 14
And link 17 at reservation, the 4th steel cable rope 12 is around the first movable pulley 11 and hook 18 is made to hang on link 17 and tense, and draws
Next rotation lock fixed 21, since the first threaded rod 22 and 20 thread rotary orientation of the second threaded rod are on the contrary, so that the first screw thread
Bar 22 and the second threaded rod 20 mutually further, and the first connecting plate 23 and the second connecting plate 15 are tensed to further stablize so that
And push sleeve 9 and sleeve 3 is pulled to be connected with movable pulley tension by steel cable rope, 29 the first liquid of task driven of first hydraulic cylinder body
Compression bar 25 pushes axis pin 7, while second hydraulic cylinder body 4 drives the second hydraulic stem 26 to pull axis pin 7, draws one to push away by one, effectively
Carry out dismounting axis pin 7, while the work of the first hydraulic stem 25, to pushing sleeve 9 to apply upward power, the second hydraulic stem 26 is to drawing
Moving sleeve 3 applies downward power, and pushes sleeve 9 and sleeve 3 is pulled to be connected with movable pulley tension by steel cable rope, so that
Two power interactions, effective reduction staff push sleeve to withstand the power on hydraulic support 8, reduce labor intensity,
Movable pulley so that push sleeve 9 and sleeve 3 is pulled to tense and be connected, when dismounting, is not only connected through a screw thread column 42 and draws convenient for laborsaving
Dynamic axis pin 7 is dismantled, but also by pushing the first hydraulic push rod 25 in sleeve 9 that axis pin 7, effective mitigate is pushed to be threadedly coupled
Column 42 pulls 7 active force of axis pin, prevents stripped thread.
It is described above；It is merely preferred embodiments of the present invention；But scope of protection of the present invention is not limited thereto；
Any one skilled in the art is in the technical scope disclosed by the present invention；According to the technique and scheme of the present invention and its
It improves design and is subject to equivalent substitution or change；Should all it cover within the scope of the present invention.
Claims (5)
1. a kind of large-scale mine hydraulic support detaching device for pin shaft, it is characterised in that：Including pushing sleeve（9）With pulling sleeve
（3）, the promotion sleeve（9）With pulling sleeve（3）It is located at hydraulic support（8）Both sides, the promotion sleeve（9）And pulling
Sleeve（3）On be connected separately with the first telescopic rod（1）With the second telescopic rod（2）, the hydraulic support（8）On be connected with axis pin
（7）, first telescopic rod（1）On be fixedly connected with the first steel cable rope（10）, first steel cable rope（10）It is stretched far from first
Contracting bar（1）One end be fixedly connected with the first connecting plate（23）, first connecting plate（23）On be rotatably connected to first and dynamic slide
Wheel（11）, first connecting plate（23）Lower end is fixedly connected with the second steel cable rope（13）, second telescopic rod（2）Upper fixation
It is connected with third steel cable rope（16）, the third steel cable rope（16）Upper end is fixedly connected with the second connecting plate（15）, described second
Connecting plate（15）On be rotatably connected to the second movable pulley（14）, second connecting plate（15）Upper end is connected with the 4th steel cable rope
（12）, the 4th steel cable rope（12）Upper end bypasses the first movable pulley（11）And it is connected with the first threaded rod（22）, described first
Threaded rod（22）Lower thread is connected with lock sleeve（21）, the lock sleeve（21）Lower thread is connected with the second threaded rod
（20）, second threaded rod（20）With the first threaded rod（22）Thread rotary orientation is on the contrary, second threaded rod（20）Lower end is logical
Cross the 5th steel cable rope（19）It is connected with hook（18）, second steel cable rope（13）Lower end bypasses the second movable pulley（14）And it is fixed
It is connected with multiple and hook（18）Corresponding link（17）, the promotion sleeve（9）Inside it is fixedly connected with first hydraulic cylinder body
（29）, the first hydraulic cylinder body（29）Upper end is connected with the first inlet tube（30）, the first hydraulic cylinder body（29）Interior sliding
It is connected with the first hydraulic pressure push-plate（24）, the first hydraulic pressure push-plate（24）Downside is fixedly connected with the first hydraulic stem（25）, described
First hydraulic stem（25）Lower end and axis pin（7）Upside offsets, the pulling sleeve（3）On be fixedly connected with second hydraulic cylinder body
（4）, the second hydraulic cylinder body（4）Upper end is connected with the second inlet tube（28）, the second hydraulic cylinder body（4）Inside it is slidably connected
There is the second hydraulic pressure push-plate（27）, the second hydraulic pressure push-plate（27）Upside is fixedly connected with the second hydraulic stem（26）, described second
Hydraulic stem（26）Upper end passes through bolt（33）It is connected with threaded connection column（42）, the threaded connection column（42）Threaded upper ends connect
In axis pin（7）Threaded hole in.
2. a kind of large-scale mine hydraulic support detaching device for pin shaft according to claim 1, it is characterised in that：The pulling
Sleeve（9）With hydraulic support（8）The side that offsets be fixedly connected with stable lantern ring（5）, the stable lantern ring（5）On be fixedly connected with
Reinforcing plate（6）, second telescopic rod（2）With reinforcing plate（6）It is fixedly linked.
3. a kind of large-scale mine hydraulic support detaching device for pin shaft according to claim 2, it is characterised in that：The stabilization
Lantern ring（5）With hydraulic support（8）The side that offsets embedded be connected with multiple magnet（31）.
4. a kind of large-scale mine hydraulic support detaching device for pin shaft according to claim 1, it is characterised in that：The pulling
Sleeve（3）Inside pass through sliding rail（36）Slidably connect third hydraulic cylinder（40）, the third hydraulic cylinder（40）Upper end connects
There is third inlet tube（38）, the third hydraulic cylinder（40）Inside slidably connect third hydraulic pressure push-plate（39）, the third liquid
Press push-plate（39）On be fixedly connected with third hydraulic stem（37）, the third hydraulic stem（37）Far from third hydraulic pressure push-plate（39）'s
One end is fixedly connected with arc clamping plate（41）, the third hydraulic cylinder（40）On be fixedly connected with L-type pull lever（35）, institute
State the second hydraulic stem（26）On be fixedly connected with and L-type pull lever（35）Corresponding fixture block（34）.
5. a kind of large-scale mine hydraulic support detaching device for pin shaft according to claim 4, it is characterised in that：The third
Hydraulic cylinder（40）Inside it is placed with powder airbag（43）, and powder airbag（43）Positioned at third hydraulic pressure push-plate（39）Downside, and powder gas
Bag（43）It is interior to be filled with carbonic acid magnesium powder, the powder airbag（43）Lower end passes through flour extraction pipe（44）It is connected with duff pipe（45）, described
Arc clamping plate（41）On offer defeated powder hole（32）, the duff pipe（45）Lower end is connected to defeated powder hole（32）Place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810454757.6A CN108581931B (en) | 2018-05-14 | 2018-05-14 | Large-scale mining hydraulic support round pin axle dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810454757.6A CN108581931B (en) | 2018-05-14 | 2018-05-14 | Large-scale mining hydraulic support round pin axle dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108581931A true CN108581931A (en) | 2018-09-28 |
| CN108581931B CN108581931B (en) | 2020-01-07 |
Family
ID=63637106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810454757.6A Active CN108581931B (en) | 2018-05-14 | 2018-05-14 | Large-scale mining hydraulic support round pin axle dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108581931B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570963A (en) * | 2018-10-18 | 2019-04-05 | 上海中联重科桩工机械有限公司 | Pin shaft plug-in and pull-off device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646410A (en) * | 1985-01-28 | 1987-03-03 | Good Leland F | Anchor removing assembly |
| US5163519A (en) * | 1992-02-10 | 1992-11-17 | Florida Pneumatic Manufacturing Corp. | Pneumatically driven reverse impact device |
| GB2281345A (en) * | 1990-12-20 | 1995-03-01 | Hi Shear Corp | Interference fit stud fastening |
| CN102501060A (en) * | 2011-11-08 | 2012-06-20 | 枣庄矿业(集团)有限责任公司物流中心 | Disassembling tool for pin shaft of mine hydraulic support |
| CN103692192A (en) * | 2013-12-23 | 2014-04-02 | 武汉理工大学 | Bidirectional hydraulic pushing assembly device for large pins |
| CN105414929A (en) * | 2015-09-02 | 2016-03-23 | 煤科集团沈阳研究院有限公司 | Ejection device for pin rolls of hydraulic support and pin ejecting method |
| CN105459013A (en) * | 2016-01-08 | 2016-04-06 | 安徽理工大学 | Hydraulic support hinge pin detaching device |
| CN107443303A (en) * | 2017-07-28 | 2017-12-08 | 郑州煤矿机械集团股份有限公司 | Hydraulic support hinge pulls out shaft device |
-
2018
- 2018-05-14 CN CN201810454757.6A patent/CN108581931B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646410A (en) * | 1985-01-28 | 1987-03-03 | Good Leland F | Anchor removing assembly |
| GB2281345A (en) * | 1990-12-20 | 1995-03-01 | Hi Shear Corp | Interference fit stud fastening |
| US5163519A (en) * | 1992-02-10 | 1992-11-17 | Florida Pneumatic Manufacturing Corp. | Pneumatically driven reverse impact device |
| CN102501060A (en) * | 2011-11-08 | 2012-06-20 | 枣庄矿业(集团)有限责任公司物流中心 | Disassembling tool for pin shaft of mine hydraulic support |
| CN103692192A (en) * | 2013-12-23 | 2014-04-02 | 武汉理工大学 | Bidirectional hydraulic pushing assembly device for large pins |
| CN105414929A (en) * | 2015-09-02 | 2016-03-23 | 煤科集团沈阳研究院有限公司 | Ejection device for pin rolls of hydraulic support and pin ejecting method |
| CN105459013A (en) * | 2016-01-08 | 2016-04-06 | 安徽理工大学 | Hydraulic support hinge pin detaching device |
| CN107443303A (en) * | 2017-07-28 | 2017-12-08 | 郑州煤矿机械集团股份有限公司 | Hydraulic support hinge pulls out shaft device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570963A (en) * | 2018-10-18 | 2019-04-05 | 上海中联重科桩工机械有限公司 | Pin shaft plug-in and pull-off device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108581931B (en) | 2020-01-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101117885B (en) | Well control method for changing valve under pressure | |
| CN108581931A (en) | A kind of large-scale mine hydraulic support detaching device for pin shaft | |
| CN103643908A (en) | Hydraulic break-out tongs with screw thread protection function | |
| CN202380998U (en) | Push-pull manipulator of well head unmanned operation system pulling oil tube | |
| CN108756070A (en) | A method of it improving building and builds efficiency | |
| CN206123567U (en) | Quick assembly disassembly instrument of fracturing pump truck pump valve case under brill oil well | |
| CN205218981U (en) | Hydraulic pin pulling device | |
| CN201982036U (en) | Three-joint unitcentering device | |
| CN202292057U (en) | Built-in hydraulic automatic pin pulling device | |
| CN208068168U (en) | Based on flexible clamping multi-angle hydraulic pin remover | |
| CN209483306U (en) | Pumping unit connecting bar stretching apparatus | |
| CN108425693A (en) | A kind of continuous setting prop pre-tightening apparatus of mechanical constant-resistance individual prop and method | |
| CN204703798U (en) | Drill disassembled equipment | |
| CN208502694U (en) | A kind of oil pipe lifting machine | |
| CN211285604U (en) | Manual tube drawing machine | |
| CN207779734U (en) | A kind of sampling equipment of Soil K+adsorption | |
| CN208716799U (en) | A kind of power engineering earth anchor dismounting device | |
| CN202951829U (en) | Scraper conveyor drag chain clutching device | |
| CN206677518U (en) | Hydraulic pin remover for coal mine hydraulic supporting dismounting | |
| CN218715438U (en) | Bracket is dismantled to steel construction | |
| CN219387935U (en) | Portable underground upright post quick dismounting device | |
| CN215891402U (en) | Defeated oil pipe unbinds device | |
| CN207578313U (en) | Hydraulic bracket Quick pin remover | |
| CN207139199U (en) | A kind of carrying roller fast assembling-disassembling machine | |
| CN206561109U (en) | A kind of metallurgical ladle residual brick extracting apparatus of air brick |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191217 Address after: Xiyang Zhen Cuoluo Cun, Yongji County, Jilin City, 132000 Jilin Province Applicant after: Jilin Daheishan molybdenum Co., Ltd Address before: 237000 room 1908, block A, Hengsheng Sunshine City, Jiefang South Road, Lu'an, Anhui Province, 1908 Applicant before: Wang Li |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |