CN209532638U - Dress pin assembly is quickly pulled out suitable for hydraulic support - Google Patents
Dress pin assembly is quickly pulled out suitable for hydraulic support Download PDFInfo
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- CN209532638U CN209532638U CN201920320531.7U CN201920320531U CN209532638U CN 209532638 U CN209532638 U CN 209532638U CN 201920320531 U CN201920320531 U CN 201920320531U CN 209532638 U CN209532638 U CN 209532638U
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- China
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- pin assembly
- hydraulic
- front apron
- out dress
- power device
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Abstract
The utility model relates to coal mine fully-mechanized mining mechanization technical field of auxiliary equipment, and in particular to a kind of quickly to pull out dress pin assembly suitable for hydraulic support.Including pedestal, power device, connector, operating valve set, pedestal is made of the connector of front apron, rear baffle and the forward and backward baffle of connection, forward and backward baffle arrangement is identical, the U-shaped structure of front apron, and two open ends of U-shaped structure have difference in height, two open ends are respectively arranged with through hole, and the through hole of front apron is provided with guide sleeve, support frame structure is installed on the outside of rear baffle, support frame structure, with being correspondingly arranged, is provided with one end of power device with through hole on support frame structure, the other end of power device is placed in guide sleeve equipped with connector.Compared with prior art, the two of U-shaped structure prolong end and are respectively arranged with power device, can guarantee that power device is arranged concentrically with pin shaft, and can extract simultaneously and be packed into pin shaft, and realization disposably pulls out dress, pulls out to fill and sells fast speed.
Description
Technical field
The utility model relates to coal mine fully-mechanized mining mechanization technical field of auxiliary equipment, and in particular to one kind is suitable for hydraulic branch
Frame quickly pulls out dress pin assembly.
Background technique
When coal mine fully-mechanized mining mine uses hydraulic support, limited by transport space or load-carrying, such as: pit shaft is smaller, lane
Road is relatively narrow etc.；Cause well on hydraulic support that need to first disintegrate with when going into the well, it is general to disintegrate into 2 to 3 components.Hydraulic support double leval jib
It is attached between pedestal by pin shaft, and pin shaft is the key point that hydraulic support disintegrates with assembling；Due to hydraulic support
It uses, corrodes very serious in working face in the pit for a long time；And the current existing draw-off gear suitable for hydraulic support, absolutely mostly
Number is suitable for the dismounting of single pin shaft, and not only time-consuming and laborious, working efficiency is low, also directly affects safety in production etc., therefore, need to grind
Hydraulic support processed quickly pulls out dress pin assembly, removes the needs such as working face and safety in production to meet high-yield and high-efficiency.Therefore, the dress
It sets and is suitable for overhaul of the equipments workshop and down-hole combined mining working use in coal mine, belong to coal mine fully-mechanized mining mechanization ancillary equipment.
Utility model content
The purpose of this utility model is to provide and a kind of quickly pulls out dress pin assembly suitable for hydraulic support；The device energy
That enough realizes hydraulic support pin shaft quickly pulls out dress.
The utility model adopts the following technical solution:
It is a kind of quickly to pull out dress pin assembly, including pedestal suitable for hydraulic support, power device, connector, operating valve set,
Pedestal is made of the connector of front apron, rear baffle and the forward and backward baffle of connection, and forward and backward baffle arrangement is identical, and front apron is in U
Type structure, and two open ends of U-shaped structure have difference in height, two open ends are respectively arranged with through hole, the through hole of front apron
It is provided with guide sleeve, support frame structure is installed on the outside of rear baffle, support frame structure is correspondingly arranged together with through hole, support frame
One end of power device is provided in structure, the other end of power device is placed in guide sleeve equipped with connector.
The utility model by adopting the above technical scheme compared with prior art, has the advantages that the two of U-shaped structure are spacious
Mouth end is respectively arranged with power device, and height difference is designed according to the difference of double leval jib on hydraulic support, can guarantee to move
Power device is arranged concentrically with pin shaft, and can be extracted simultaneously and be packed into pin shaft, and realization disposably pulls out dress, pulls out dress pin fast speed.
The utility model uses following preferred embodiment:
Power device uses hydraulic cylinder, and the operating valve set connecting with hydraulic cylinder is placed in the low open end of front apron U-shaped structure.
The connector of forward and backward baffle is connected using connecting rod, several connecting rods are isometric and interval is uniform, the both ends of connecting rod
It is separately connected the medial surface of front apron and the medial surface of rear baffle.
Support frame structure is made of upper backup pad, lower supporting plate and pin shaft, and both upper backup pad and lower supporting plate are isometric to be set
It sets, upper backup pad is connected with lower supporting plate by pin shaft.
The outer end of connector is provided with helicitic texture.
Hydraulic lock is provided on hydraulic cylinder.
Through hole aperture on rear baffle is less than through hole aperture on front apron.
The piston rod stroke of hydraulic cylinder is greater than the total length of guide sleeve.
The stroke of hydraulic cylinder piston rod is greater than the length for pulling out dress pin.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the A direction view in Fig. 2.
Fig. 4 is the structural schematic diagram of rear baffle.
Specific embodiment
The utility model is stated with reference to the accompanying drawings and embodiments:
In figure: front apron 1, rear baffle 2, the first through hole 201, the second through hole 202, upper backup pad 3, hydraulic cylinder 4, pin
Axis 5, lower supporting plate 6, boss structure 7, connector 8, guide sleeve 9, operation valve group 10, hole for hoist 11, supporting plate 12, connecting rod 13.
In the present embodiment, the specific structure of support is by front apron 1, rear baffle 2 and the connection for connecting forward and backward baffle 1,2
Part (connector uses connecting rod, section be square structure or circular configuration all can, two connecting rods 13 are only represented in figure) structure
At forward and backward baffle arrangement 1,2 is identical, the U-shaped structure of front apron 1, and two open ends of U-shaped structure have difference in height, and two is open
End be respectively arranged with through hole (through hole on rear baffle 2 uses the first through hole 101 and the second through hole 102 to indicate respectively,
The corresponding perforation axially bored line of forward and backward baffle is located on the same line), the through hole of front apron 1 is provided with guide sleeve 9, after
The outside of baffle 2 is equipped with support frame structure, and support frame structure is correspondingly arranged with through hole.
One end of power device is provided on support frame structure, the other end of power device is placed in equipped with connector 8
In guide sleeve 9, guide sleeve 9 connects boss structure 7 equipped with one end of power device, (length of boss structure 7 and guide sleeve 9 it
The referred to as total length of guide sleeve 9) the cylinder barrel barrel of hydraulic cylinder can just limit, be prevented by boss structure 7
Axial float or displacement.
Hole for hoist 11 is respectively arranged on forward and backward baffle 1,2, hole for hoist 11 is located at the closed end position of U-shaped structure, and leans on
The nearly relatively high side in U-shaped structure open end, conducive to the balance in hoisting process.
9 bottom of guide sleeve is supported by supporting plate 12, the bottom end flush of the bottom end of supporting plate 12 and forward and backward baffle 1,2
Setting.Connector connects forward and backward baffle 1,2, conducive to the intensity and stability for increasing pedestal itself.
Two open ends of U-shaped structure have difference in height, can be set according to the difference of four-bar linkage structure on hydraulic support
It counts, according to actual needs the size of setting height difference.
Power device uses hydraulic cylinder 4, is placed in front apron 1U type knot by 10 groups of manipulation valve of piping connection with hydraulic cylinder 4
The top of the low open end of structure.
The connector of forward and backward baffle 1,2 is connected using connecting rod, several connecting rods are isometric and interval is uniform, connecting rod
Both ends are separately connected the medial surface of front apron 1 and the medial surface of rear baffle 2.
Support frame structure is made of upper backup pad 3, lower supporting plate 6 and pin shaft 5, both upper backup pad 3 and lower supporting plate 6 etc.
Long setting, upper backup pad 3 and lower supporting plate 6 are connected by two pin shafts 5.Space between two pin shafts 5 is to Barrel of Hydraulic Cylinders
The flat flat structure division of structure division 4-1(of tail end is shown in Fig. 3, and flat structure division 4-1 is located between two pin shafts 5, flat knot
Structure part 4-1 is smaller than the cylindrical bore maximum gauge of hydraulic cylinder, and shoulder structure is formed between flat structure division and cylinder barrel)
The shoulder portion being connected with cylindrical bore is limited, and the round through hole 4-2 on flat structure division 4-1 is placed in pin shaft 5
Outside (as shown in Figure 2)；The outer end of connector 8 is provided with external thread structure.Hydraulic cylinder 4 is using hydraulic with hydraulic lock
Cylinder 4.
Two through holes on rear baffle 2: aperture (the first through hole of the first through hole 201 and the second through hole 202
201 and 202 aperture of the second through hole aperture it is equal) the third perforation through-hole diameter that is respectively smaller than on front apron 1 and the 4th perforation
Hole aperture.
Two groups of device are a set described in the present embodiment, and the two sides for being arranged in hydraulic support use.Guarantee the dress
The hydraulic cylinder 2 set is arranged concentrically to pin shaft corresponding on hydraulic support, realize hydraulic support on four pin shafts while extract or
It is packed into；Without substep, once it can extract or be packed into, pull out dress pin fast speed.
It is in symmetrical cloth that Q345 material, front apron 1 and rear baffle 2, which is respectively adopted, by connector 13 in front apron 1 and rear baffle 2
It sets, as shown in Figure 2.
The outside dress of rear baffle 2 there are two support frame structure, the installation site of each support frame with not with the first through hole
201 and second through hole 202 it is corresponding；Upper backup pad 3 is welded on the top of through hole, and lower supporting plate 6 is welded under through hole
Portion；Upper backup pad 3 passes through welding manner with one end of lower supporting plate 3 respectively and connect with the lateral surface of rear baffle 2, upper backup pad 3
Pass through pin shaft 5(pin shaft 5 respectively with the other end of lower supporting plate 6 and use two) it connect；Support frame 6 uses pin shaft connection type,
Facilitate the assembly and disassembly of the hydraulic cylinder 4 in support frame structure.
The flexible stroke of 4 piston rod of hydraulic cylinder should be greater than pulling out the length for filling big pin shaft, also should ensure that 4 piston rod of hydraulic cylinder
Flexible stroke should be greater than the length of guide sleeve 5, and when piston rod is in stretching state in hydraulic cylinder 4, the front end of piston rod is stretched out
Guide sleeve 5.
Under hydraulic cylinder 4 acts on, the extraction and loading of hydraulic support upper pin are realized, hydraulic cylinder 4 uses 600 millimeters of strokes
Hydraulic cylinder.
The connecting pin of connector 3 and hydraulic support upper pin is provided with external thread structure, guarantees hydraulic support upper pin
It extracts and is packed into.
Hydraulic lock is separately installed on each hydraulic cylinder 4, hydraulic lock is used for the block in circuit, circuit oil liquid is not allowed to have stream
It is dynamic, to guarantee to pull out dress pin 2 internal high pressure liquid not pressure release of hydraulic cylinder, it ensure that hydraulic cylinder upper cavity pressure is maximum always, Neng Gousui
When rest on required position.Hydraulic lock in the present embodiment selects 200L hydraulic lock.
Operation valve group 10 is mounted on pedestal U-shaped structure by bolt etc. and is open the top of lower side, facilitates operation；Operation
Valve group 10 is connected by pressure duct with hydraulic lock, then is connected by pipeline with hydraulic cylinder 4.Operating valve set 10 is used for pulling out
Dress pin hydraulic cylinder 4 provides high pressure liquid, controls the flow of liquor pullover cylinder pressure 4.The present embodiment, operating valve set 10 select 400L big flow behaviour
Valve group is indulged as operation control system；The high-pressure hose of Φ 16 is respectively adopted in pipeline.
The device overall dimensions in the present embodiment are as follows: 1.6 meters of overall length, 1.1 meters wide, 1.1 meters high, compact overall structure,
Can on the whole, go into the well, it is easy to use；The apparatus structure is simple, disassembly efficiency is high；Pin shaft can either be dismantled, and pin can be assembled
Axis realizes dual-use；When big pin shaft is installed in device disassembly, easy to operate, flexible, stable action is easy to control, Neng Gouting
Any required position is stayed in, big dismounting hinge pin installation efficiency and safety coefficient are greatly improved；Meanwhile the device uses liquid
Cylinder pressure carries out pin shaft to pull out dress, and solving tradition can only be pulled pin using winch cable winch of pulling pin, and torque is insufficient, wirerope
The problems such as easy to damage.
The device is applied widely, not only can be suitably used for 1.5 meters of centers away from hydraulic support, but also can be suitably used for 1.75
Meter or more big center away from high-end hydraulic support；The device is mainly used for the fast assembling-disassembling of the big pin shaft of the upper and lower hydraulic support of well,
Achieve the purpose that safely, subtract people, propose effect.
The device belongs to domestic initiation, completes the relevant manufacturing in our company, and pass through actual application, discovery
The arrangement increases five times or so of working efficiencies.
Claims (9)
1. a kind of quickly pull out dress pin assembly, including pedestal suitable for hydraulic support, power device, connector, operating valve set,
Be characterized in that: pedestal is made of the connector of front apron, rear baffle and the forward and backward baffle of connection, and forward and backward baffle arrangement is identical,
The U-shaped structure of front apron, and two open ends of U-shaped structure have difference in height, two open ends are respectively arranged with through hole, front apron
Through hole be provided with guide sleeve, support frame structure is installed on the outside of rear baffle, support frame structure is correspondingly arranged with through hole,
One end of power device is provided on support frame structure, the other end of power device is placed in guide sleeve equipped with connector.
2. according to claim 1 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: power device is adopted
With hydraulic cylinder, the operating valve set connecting with hydraulic cylinder is placed in the low open end of front apron U-shaped structure.
3. according to claim 1 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: connection is forward and backward
The connector of baffle uses connecting rod, and several connecting rods are isometric and interval is uniform, and the both ends of connecting rod are separately connected front apron
The medial surface of medial surface and rear baffle.
4. according to claim 1 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: support frame structure
It is made of upper backup pad, lower supporting plate and pin shaft, the isometric setting of both upper backup pad and lower supporting plate, upper backup pad and lower support
Plate is connected by pin shaft.
5. according to claim 1 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: outside connector
End is provided with helicitic texture.
6. according to claim 2 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: set on hydraulic cylinder
It is equipped with hydraulic lock.
7. according to claim 1 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: on rear baffle
Through hole aperture is less than through hole aperture on front apron.
8. according to claim 2 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: the work of hydraulic cylinder
Stopper rod stroke is greater than the total length of guide sleeve.
9. according to claim 2 quickly pull out dress pin assembly suitable for hydraulic support, it is characterised in that: hydraulic cylinder piston
The stroke of bar is greater than the length for pulling out dress pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920320531.7U CN209532638U (en) | 2019-03-14 | 2019-03-14 | Dress pin assembly is quickly pulled out suitable for hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920320531.7U CN209532638U (en) | 2019-03-14 | 2019-03-14 | Dress pin assembly is quickly pulled out suitable for hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209532638U true CN209532638U (en) | 2019-10-25 |
Family
ID=68275179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920320531.7U Expired - Fee Related CN209532638U (en) | 2019-03-14 | 2019-03-14 | Dress pin assembly is quickly pulled out suitable for hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209532638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746661A (en) * | 2019-03-14 | 2019-05-14 | 开滦(集团)有限责任公司技术中心 | Dress pin assembly is quickly pulled out suitable for hydraulic support |
-
2019
- 2019-03-14 CN CN201920320531.7U patent/CN209532638U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746661A (en) * | 2019-03-14 | 2019-05-14 | 开滦(集团)有限责任公司技术中心 | Dress pin assembly is quickly pulled out suitable for hydraulic support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |