CN208992638U - A kind of broken device for coal of heavy pneumatic pick of motor-driven propulsion and rebound - Google Patents
A kind of broken device for coal of heavy pneumatic pick of motor-driven propulsion and rebound Download PDFInfo
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- CN208992638U CN208992638U CN201821522311.4U CN201821522311U CN208992638U CN 208992638 U CN208992638 U CN 208992638U CN 201821522311 U CN201821522311 U CN 201821522311U CN 208992638 U CN208992638 U CN 208992638U
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- pneumatic pick
- air leg
- rebound
- bracket
- air
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Abstract
The utility model discloses the heavy pneumatic picks of a kind of motor-driven propulsion and rebound to break device for coal, belongs to coal mining technology field.The device includes pneumatic pick device, air leg device, support device；The pneumatic pick device includes pneumatic pick, pneumatic pick bracket, rebound cylinder, rebound cylinder reversal valve；The pneumatic pick bracket includes rack plate, bracket bottom plate, floor, welding hanging ring on rack plate, bracket lower surface of base plate welding air leg installation hole seat；Mounting base is welded on the outside of upper and lower two floors after rebound cylinder；The air leg device includes air leg, air leg installation hole seat, air leg control valve；Pneumatic pick, rebound cylinder, air leg control valve are connect with high pressure gas pipeline respectively；The support device includes pedestal, traveling wheel, walking wheel support；Pedestal is equipped with track, and traveling wheel is placed in track, is connected through a screw thread between walking wheel support and air leg gas bar.The device can be improved artificial pneumatic pick drivage efficiency, reduce labor intensity, the various working that reply driving and lane are repaired.
Description
Technical field
The utility model relates to the heavy pneumatic picks of a kind of motor-driven propulsion and rebound to break device for coal, belong to coal mining technology neck
Domain.
Background technique
In coal mine tunneling construction, mechanization is had been realized in, has development machine even shield machine, but there are many narrow spaces
Occasion cannot arrange that development machine is constructed, and big gun can only be taken to dig or manually tunnel；Big gun digs broken coal and breaks coal mode using explosion, but
Explosion is big to the vibration of top plate and country rock, is easily destroyed the integrality of top plate, is unfavorable for roof control.In addition in narrow environment
Tunneling construction is carried out, the use of repair lane machine is also a kind of selection scheme occurred in recent years, repairs lane machine in small space, especially repairing
In the engineering of lane, if there is affiliated facilities such as cable, air hose gas pipes, repairs lane machine and be difficult to open up under conditions of not destroying these facilities
Open implementation operation.Therefore, can only be using artificial driving, and coal can only be carried out brokenly using pneumatic pick at present by manually tunneling, low efficiency and
And labor intensity is big, driving human cost is high, while construction personnel is too close apart from coal breakage region, and safety is poor.
Chinese patent CN103711485A discloses a kind of combined type pneumatic pick hung on I-steel support of coal mine, but this group
Box-like pneumatic pick machine uses I-shaped steel frame, leads to mobile inconvenience, and power demand not only wants compressed air also to need mating liquid simultaneously
Pressure system, equipment is huge, and management is inconvenient, is not easy to the operation in small space, and the broken coal operation of completion is asynchronous, cannot play more
Typhoon pick effect, and inconvenient completion is caunched and undercover work.Chinese patent CN103334747A discloses a kind of mining impact
Cutting combination broken rock device, but the device is mainly used for impacting hard rock cutting combined crushing, and the effect then played broken coal has
Limit.
Therefore, there is an urgent need to the various workings that a kind of device, reply driving and lane are repaired at present.
Summary of the invention
The utility model is intended to provide the broken device for coal of heavy pneumatic pick of a kind of motor-driven propulsion and rebound, which carries heavy
Pneumatic pick completes broken coal operation, propulsion and lifting action using the motor-driven completion heavy type pneumatic pick of air leg, using rebound cylinder and walking
Take turns the mobile fixed point that mechanism completes pneumatic pick；High efficient and flexible can be carried out in narrow complex space and breaks coal, substantially increase brokenly coal
Efficiency reduces excavation cost to improve drivage efficiency, improves safety.
The utility model provides the broken device for coal of heavy pneumatic pick of a kind of motor-driven propulsion and rebound, including pneumatic pick device, gas
Leg device, support device；
The pneumatic pick device includes pneumatic pick, pneumatic pick bracket, rebound cylinder, rebound cylinder reversal valve；Pneumatic pick bracket it is upper and lower
Two parts, which are bolted, is clipped in the middle pneumatic pick, and rebound cylinder, which is bolted, to be fixed in forward and backward mounting base, preceding peace
Dress seat is fixed on pneumatic pick, and rear mounting base is fixed on pneumatic pick bracket；Specifically, the preceding pedestal of rebound cylinder is connected by bolt
It connects before being fixed in mounting base, rear pedestal, which is bolted, to be fixed in rear mounting base；It springs back cylinder reversal valve and is mounted in valve seat
In shell, shell is fixed with bracket further through being bolted；
The pneumatic pick bracket includes rack plate, bracket bottom plate, floor, rack plate and bracket bottom plate respectively with four ribs
Plate welds together, and floor connects into an entirety between rack plate and bracket bottom plate, by the two；It is welded on rack plate
Hanging ring is connect, the carrying of equipment is facilitated.Bracket lower surface of base plate welds air leg and installs hole seat, for installing air leg.After springing back cylinder
Mounting base is also welded to the outside of upper and lower two floors.
Two parts, which are bolted, above and below pneumatic pick bracket clamps pneumatic pick, and rebound cylinder is also that fixation is bolted
In the mounting base of front and back；The valve seat of air leg control valve and rebound cylinder reversal valve is welded as a whole by one piece of U-board, in U-board
There are two circular holes, it is corresponding with the circular hole of bracket bottom plate, fixation is bolted；
The air leg device includes air leg, air leg installation hole seat, air leg control valve, air leg gas bar；Air leg installation hole seat is set
It sets in the bracket bottom plate lower part of pneumatic pick；Air leg upper end is elbow structure, and elbow one end is threaded, and is installed when installation from air leg
It passes through, is secured with nuts in hole seat；Air leg installation hole seat side is machined with air inlet and venthole, and air inlet and venthole pass through
Soft air pipe is connect with air leg control valve；Air leg bottom connects air leg gas bar, and air leg gas bar is connected in walking wheel support；
Pneumatic pick, rebound cylinder, air leg control valve are connect with high pressure gas pipeline respectively；
The support device includes pedestal, traveling wheel, walking wheel support；Pedestal is equipped with track, and traveling wheel is placed in track
It is interior, and can be along tracks travel；It is connected through a screw thread, is welded in walking wheel support symmetrical between walking wheel support and air leg gas bar
Multi-diameter shaft, for install two traveling wheels.
In above-mentioned apparatus, the pedestal is channel steel, and traveling wheel is located in the slot of pedestal, and can move left and right along slot.
The pick rod of pneumatic pick is inserted on coal wall when work, forms triangular support faces with two traveling wheel fulcrums, can be with
Keep balance.Operator can take offence leg along tracks travel with hand push in side helping when mobile.
In above-mentioned apparatus, the pneumatic pick is B87 heavy type pneumatic pick.
Whole device provided by the utility model provides power by high pressure gas.High-pressure air pipe first connects filter, filter
It is followed by a four-way, tracheae is separately connected in its excess-three interface and clean gas is divided into three gas circuits, gas circuit passes through three branch
Pipe output, the first branch pipe connect pneumatic pick (tracheae is connect with pneumatic pick air inlet), provide the power of broken coal wall；The connection of second branch pipe
(tracheae is connect reversal valve with rebound cylinder reversal valve air inlet, and two gas outlets of reversal valve pass through tracheae respectively with rebound cylinder
It is connected with chamber interface before and after rebound cylinder), the power of pneumatic pick pick rod rebound is provided；Third branch pipe connects air leg control valve and gas
(tracheae connects air leg control valve intake interface to leg, other two interface of control valve connects air leg mounting hole by tracheae respectively again
Air leg intake interface and outlet interface on seat), it controls the lifting of pneumatic pick and propulsive force is provided.
The underground work process of the device are as follows: first pedestal is layered on the ground and is fixed in parallel at away from coal wall suitable distance,
Then it is placed in traveling wheel in slot device standing, connects gas circuit, open pneumatic pick switch.Pneumatic pick is raised to by operation air leg control valve
Working depth；Operator's manipulation device leans forward, and starts brokenly coal when pick rod is contacted with coal wall；It is crushed to pick rod and submerges coal completely
When wall, rebound cylinder reversal valve button is pressed, springs back cylinder movement, front end gas bar, which is quickly stretched out, bounces off coal wall for device, then
Release button, while operator's Lateral Thrust Unit, transverse shifting a distance under the induced effect of traveling wheel are completed broken
The transfer of coal point；It repeats the above steps later, realizes continuously broken coal operation.
The utility model has the beneficial effects that
(1) scheme the utility model proposes air leg in conjunction with heavy pneumatic pick, completes motor-driven propulsion and lifting；
(2) the utility model proposes the schemes using rebound cylinder, realize the motor-driven rollback of pneumatic pick, greatly improve brokenly coal effect
Rate reduces excavation cost to improve drivage efficiency；
(3) the utility model proposes two-wheel walking scheme, the upright of mechanism and movement are realized, instead of manual helping；
Reduce labor intensity；And construction personnel and danger zone keep certain distance, improve safety.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram of pneumatic pick bracket.
Fig. 3 is the structural schematic diagram of pneumatic pick.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the structural schematic diagram of air leg.
Fig. 6 is control principle drawing of the invention.
Fig. 7 is the structural schematic diagram of mounting base before springing back cylinder.
In figure: 1-rebound cylinder；2-pick rods；3-pneumatic picks；4-pneumatic pick brackets；5-air leg control valves；6-rebound gas
Cylinder reversal valve；7-air legs install hole seat；8-air legs；9-walking wheel supports；10-traveling wheels；11-pedestals；12-rebound gas
Mounting base before cylinder；Mounting base after 13-rebound cylinders；14-bracket bottom plates；15-floors；16-rack plates；17-hanging rings；
18-multi-diameter shafts；19-hollow square steels；20-air leg gas bars.
Specific embodiment
The utility model is further illustrated below by embodiment, but is not limited to following embodiment.
Embodiment:
As shown in Fig. 1 ~ 7, a kind of broken device for coal of heavy pneumatic pick of motor-driven propulsion and rebound, including pneumatic pick device, air leg dress
It sets, support device；
The pneumatic pick device includes pneumatic pick 3, pneumatic pick bracket 4, rebound cylinder 1, rebound cylinder reversal valve 6；Pneumatic pick bracket 4
Upper and lower two parts, which are bolted, is clipped in the middle the pick body of pneumatic pick 3, and the preceding pedestal of rebound cylinder 1 is bolted solid
Be scheduled on before rebound cylinder in mounting base 12, the rear pedestal of rebound cylinder 1 is bolted be fixed on rebound cylinder after mounting base
On 13；Rebound cylinder reversal valve 6 is fixed by bolt and bracket；Mounting base 12 is fixed on pneumatic pick 3 before rebound cylinder, springs back gas
Mounting base 13 is fixed on pneumatic pick bracket 4 after cylinder.
The pneumatic pick supporting structure is as shown in Figure 2.The pneumatic pick bracket includes rack plate, bracket bottom plate, floor, bracket
Top plate 16 welds together with four floors 15 respectively with bracket bottom plate 14, floor be located at rack plate 16 and bracket bottom plate 14 it
Between, the two is connected into an entirety；Welding hanging ring 17 on rack plate 16, facilitates the carrying of equipment.14 following table of bracket bottom plate
It welds air leg and hole seat 7 is installed in face.Mounting base 13 is also welded to the outside of upper and lower two floors after rebound cylinder,
The structure of pneumatic pick device is as shown in Figure 3,4, and two parts, which are bolted, above and below pneumatic pick bracket clamps pneumatic pick 3,
Springing back cylinder is also to be bolted to be fixed in the mounting base of front and back；The valve seat of air leg control valve 5 and rebound cylinder reversal valve 6
It is welded as a whole by one piece of U-board, there is two circular holes in U-board, it is corresponding with the circular hole of bracket bottom plate 14, it is bolted solid
It is fixed.
When springing back the movement of cylinder 1, cylinder stretches out, and when the top plate of cylinder front end is contacted with coal wall, starts pneumatic pick device
Coal wall is pushed away, pick rod is mounted on pneumatic pick front end, is also followed by and leaves coal wall.
The air leg device includes air leg 8, air leg installation hole seat 7, air leg control valve 5, air leg gas bar 20；Air leg mounting hole
14 lower part of bracket bottom plate of pneumatic pick is arranged in seat 7；Air leg upper end is elbow structure, and elbow one end is threaded, when installation from
It passes through, is secured with nuts in air leg installation hole seat 7；Air leg installation 7 side of hole seat is machined with air inlet and venthole, air inlet and
Venthole is connect by soft air pipe with air leg control valve 5；Air leg bottom connects air leg gas bar 20, and air leg gas bar 20 is connected to walking
On wheel support 9；
The support device includes pedestal 11, traveling wheel 10, walking wheel support 9；Walking wheel support 9 by hollow square steel 19 with
Two multi-diameter shafts 18 are welded as a whole and are connected through a screw thread between air leg gas bar 20, are welded in walking wheel support 9 symmetrical
Multi-diameter shaft, for installing two traveling wheels.The pedestal 11 is channel steel, and traveling wheel 10 is located in the slot of pedestal 11, and can be along slot
It moves left and right.
When work, the pick rod of pneumatic pick is inserted on coal wall, forms triangular support faces with two traveling wheel fulcrums, can be with
Keep balance.Operator can take offence leg along tracks travel with hand push in side helping when mobile.
In above-mentioned apparatus, the pneumatic pick is B87 heavy type pneumatic pick.
Whole device provides power by high pressure gas, and gas circuit is divided into three parts, as shown in fig. 6, connecting pneumatic pick all the way, provides brokenly
The power of broken coal wall；Connection reversal valve and rebound cylinder all the way, provide the power of device rebound；All the way connection air leg control valve with
Air leg controls the lifting of pneumatic pick and provides propulsive force.
Underground work operating process are as follows: first pedestal 11 is layered on the ground and is fixed in parallel at away from coal wall suitable distance, so
It is placed in traveling wheel 10 in slot device standing afterwards, connects gas circuit, open pneumatic pick switch.Air leg control valve 5 is operated by 3 liters of pneumatic pick
To working depth；Operator's manipulation device leans forward, and starts brokenly coal when pick rod 2 is contacted with coal wall；Pick rod is crushed to not have completely
When entering coal wall, rebound 6 button of cylinder reversal valve to be pressed, cylinder movement is sprung back, front end gas bar, which is quickly stretched out, bounces off coal wall for device,
Then release button, while operator's Lateral Thrust Unit, transverse shifting a distance under traveling wheel and channel steel effect are complete
At the transfer of broken coal point；It repeats the above steps later, realizes continuously broken coal operation.
Claims (6)
1. the heavy pneumatic pick of a kind of motor-driven propulsion and rebound breaks device for coal, it is characterised in that: including pneumatic pick device, air leg device,
Support device；
The pneumatic pick device includes pneumatic pick, pneumatic pick bracket, rebound cylinder, rebound cylinder reversal valve；
Upper and lower two parts of pneumatic pick bracket, which are bolted, clamps pneumatic pick, rebound cylinder be bolted be fixed on before,
Afterwards in mounting base, preceding mounting base is fixed on pneumatic pick, and rear mounting base is fixed on pneumatic pick bracket；
The pneumatic pick bracket includes rack plate, bracket bottom plate, floor, and rack plate and bracket bottom plate are welded with four floors respectively
It is connected together, floor connects into an entirety between rack plate and bracket bottom plate, by the two；Welding is hung on rack plate
Ring, bracket lower surface of base plate weld air leg and install hole seat；Mounting base is welded on the outside of upper and lower two floors after rebound cylinder；
The air leg device includes air leg, air leg installation hole seat, air leg control valve, air leg gas bar；Air leg installs hole seat setting and exists
The bracket bottom plate lower part of pneumatic pick；Air leg upper end is elbow structure, and elbow one end is threaded, and installs hole seat from air leg when installation
In pass through, be secured with nuts；Air leg installation hole seat side is machined with air inlet and venthole, and air inlet and venthole pass through soft gas
Pipe is connect with air leg control valve；Air leg bottom connects air leg gas bar, and air leg gas bar is connected in walking wheel support；
Pneumatic pick, rebound cylinder, air leg control valve are connect with high-pressure air pipe respectively；
The support device includes pedestal, traveling wheel, walking wheel support；Pedestal is equipped with track, and traveling wheel is placed in track, and
It can be along tracks travel；It is connected through a screw thread between walking wheel support and air leg gas bar, symmetrical rank is welded in walking wheel support
Terraced axis, for installing two traveling wheels.
2. the heavy pneumatic pick of motor-driven propulsion according to claim 1 and rebound breaks device for coal, it is characterised in that: air leg control
The valve seat of valve and rebound cylinder reversal valve is welded as a whole by one piece of U-board, and U-board is equipped with two circular holes, the bracket with pneumatic pick
The circular hole of bottom plate is corresponding, and fixation is bolted.
3. the heavy pneumatic pick of motor-driven propulsion according to claim 1 and rebound breaks device for coal, it is characterised in that: the rebound
The preceding pedestal of cylinder, which is bolted, to be fixed in preceding mounting base, and rear pedestal, which is bolted, to be fixed in rear mounting base；
Cylinder reversal valve is sprung back in valve seat shell, shell is bolted to be fixed with pneumatic pick bracket.
4. the heavy pneumatic pick of motor-driven propulsion according to claim 1 and rebound breaks device for coal, it is characterised in that: the pedestal
For channel steel, traveling wheel is located in the slot of pedestal, and can move left and right along slot.
5. the heavy pneumatic pick of motor-driven propulsion according to claim 1 and rebound breaks device for coal, it is characterised in that: the pneumatic pick
For B87 heavy type pneumatic pick.
6. the heavy pneumatic pick of motor-driven propulsion according to claim 1 and rebound breaks device for coal, it is characterised in that: the high pressure
Tracheae first connects filter, and filter is followed by a four-way, and in its excess-three gas circuit by three branch pipe outputs, the first branch pipe connects
It gives a dinner for a visitor from afar pick, is connect with pneumatic pick air inlet；Second branch pipe connects reversal valve and rebound cylinder, the second branch pipe and rebound cylinder reversal valve
Air inlet connection, rebound two gas outlets of cylinder reversal valve pass through tracheae respectively and are connected with chamber interface before and after rebound cylinder；The
Three branch pipes connect air leg control valve and air leg, and tracheae connects air leg control valve intake interface, other two interface of control valve difference
The air leg intake interface and outlet interface in air leg installation hole seat are connected by tracheae.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821522311.4U CN208992638U (en) | 2018-09-18 | 2018-09-18 | A kind of broken device for coal of heavy pneumatic pick of motor-driven propulsion and rebound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821522311.4U CN208992638U (en) | 2018-09-18 | 2018-09-18 | A kind of broken device for coal of heavy pneumatic pick of motor-driven propulsion and rebound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208992638U true CN208992638U (en) | 2019-06-18 |
Family
ID=66800497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821522311.4U Expired - Fee Related CN208992638U (en) | 2018-09-18 | 2018-09-18 | A kind of broken device for coal of heavy pneumatic pick of motor-driven propulsion and rebound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208992638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109015536A (en) * | 2018-09-18 | 2018-12-18 | 山西潞安环保能源开发股份有限公司漳村煤矿 | A kind of broken device for coal of heavy pneumatic pick and its application method of motor-driven propulsion and rebound |
-
2018
- 2018-09-18 CN CN201821522311.4U patent/CN208992638U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109015536A (en) * | 2018-09-18 | 2018-12-18 | 山西潞安环保能源开发股份有限公司漳村煤矿 | A kind of broken device for coal of heavy pneumatic pick and its application method of motor-driven propulsion and rebound |
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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: 20190618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |