CN207606757U - A kind of large size coalcutter rack extracting tool - Google Patents
A kind of large size coalcutter rack extracting tool Download PDFInfo
- Publication number
- CN207606757U CN207606757U CN201721740158.8U CN201721740158U CN207606757U CN 207606757 U CN207606757 U CN 207606757U CN 201721740158 U CN201721740158 U CN 201721740158U CN 207606757 U CN207606757 U CN 207606757U
- Authority
- CN
- China
- Prior art keywords
- coalcutter
- extracting tool
- rack
- hydraulic cylinder
- frame body
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to coalcutter equipment technical field, more particularly to a kind of large-scale coalcutter rack extracting tool, solve the problems, such as large-scale coalcutter rack in demolishing process without effective removal tool, including hydraulic cylinder and extracting tool frame body, hydraulic cylinder is arranged in extracting tool frame body and hydraulic cylinder is connected with hydraulic power unit by oil pipe, extracting tool frame body includes two pieces of symmetrically arranged limiting plates, it is fixedly connected with brace steel post between limiting plate is rectangular and two pieces of limiting plates, brace steel post is symmetricly set on the side of limiting plate, it is symmetrically provided with limit hole on the other side plate body of limiting plate, gag lever post is connected in limit hole, extracting tool frame body can be connected to the drift position of coalcutter rack by gag lever post.The utility model simple structure and reasonable design, dismantling is flexible, and device is light, and controllability is high.
Description
Technical field
The utility model belongs to coalcutter equipment technical field, and in particular to a kind of large size coalcutter rack extracting tool.
Background technology
After large-scale coalcutter completes scheduled coal work in underground work face, need to be withdrawn from working face.Due to
Large-scale coalcutter is whole higher, must not by the multiple limitation of assistant conveyance link condition and lifting means during withdrawing
It does not use and disassemble simultaneously entrucking transport to equipment in underground, the scheme of well is finally lifted out via lifting means.Large size is mined
The rack of machine is typically the composite structure of several rack units, is fixed using drift between rack unit, it is seen that demountor
Frame, which needs to extrude drift from the engaging portion of coalcutter rack using tool, just can be achieved dismounting.And large-scale coalcutter drift imports
Dismounting pressure afterwards has reached 55MP or so, the use of general tool is difficult to be drawn off；Meanwhile coalcutter rack is due to itself
Structure constraint, without the stress point effectively held out against for extracting tool.
Invention content
The utility model is in order to solve the problems, such as that large-scale coalcutter rack, without effective removal tool, provides in demolishing process
A kind of large-scale coalcutter rack extracting tool.
The utility model is achieved by the following technical solution：A kind of large size coalcutter rack extracting tool, including liquid
Compressing cylinder and extracting tool frame body, hydraulic cylinder is arranged in extracting tool frame body and hydraulic cylinder is connected with hydraulic pressure by oil pipe
Pumping plant, extracting tool frame body include two pieces of symmetrically arranged limiting plates, are fixedly connected between limiting plate is rectangular and two pieces of limiting plates
There are brace steel post, brace steel post to be symmetricly set on the side of limiting plate, limit hole is symmetrically provided on the other side plate body of limiting plate,
Gag lever post is connected in limit hole, extracting tool frame body can be connected to the drift position of coalcutter rack by gag lever post.
Brace steel post is symmetrically arranged two square columns, the outside link position of brace steel post and limiting plate be provided with plus
Strengthening tendons plate, stiffener plate are triangular steel plate.
Brace steel post is connected with the cylinder body of hydraulic cylinder, the piston rod direction limit of hydraulic cylinder in the side towards limit hole
Position bar direction.
Hydraulic cylinder is less than the spacing of two gag lever posts for the diameter of piston rod of double acting hydraulic cylinder and hydraulic cylinder.
The both ends of gag lever post are provided with pin hole, and pin is connected in pin hole.
The piston rod of hydraulic cylinder is located at same straight line with the drift of coalcutter rack.
The utility model has an advantageous effect in that compared with prior art：
The utility model simple structure and reasonable design, dismantling is flexible, and device is light, and controllability is high, only using extracting tool
Disassembling section can be completed by 3~4 people.By the test to the utility model, special demounting device can be provided up to 60MP's
Removal force, and it is safe and efficient during dismantling, the underground dismounting problem of large-scale coalcutter can be effectively solved, is ensureing safety
Under the premise of working efficiency is greatly improved, alleviate the labor intensity of worker, reduce production cost.The utility model is dismantled
Tool can handle a large amount of equipment that manually can not directly dismantle, such as all kinds of bracket base pins, the connecting pin of fully mechanized mining heading equipment,
The extracting tool can stretch according to dismounting, when if you need to increase development length or increase pressure, can be used more high-power
Hydraulic power unit as power input, to reach required cleanup area；The utility model extracting tool deft design, is produced into
This is cheap, can not only meet the dismounting requirement of large scale equipment, also can carry out installation exercise simultaneously, can be widely applied making
With.
Description of the drawings
Fig. 1 is the integral arrangement schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of extracting tool frame body and hydraulic cylinder in Fig. 1；
Fig. 3 is the structural schematic diagram of gag lever post in Fig. 2；
Fig. 4 is the structural schematic diagram of extracting tool frame body in Fig. 1；
Fig. 5 is the mounting structure schematic diagram of extracting tool frame body and coalcutter rack.
In figure：1- hydraulic power units, 2- extracting tool frame bodies, 2.1- limiting plates, 2.2- brace steel posts, 2.3- stiffener plates,
2.4- gag lever posts, 2.5- limit holes, 3- coalcutter racks, 4- drifts, the small head end of 4.1- drifts, 4.2- drift stub ends, 5- oil
Pipe, 6- hydraulic cylinders.
Specific implementation mode
The utility model is further elaborated in referring to Fig.1~Fig. 5, a kind of large size coalcutter rack extracting tool, packet
Hydraulic cylinder 6 and extracting tool frame body 2 are included, the setting of hydraulic cylinder 6 is in extracting tool frame body 2 and hydraulic cylinder 6 passes through oil pipe 5
It is connected with hydraulic power unit 1, extracting tool frame body 2 includes two pieces of symmetrically arranged limiting plates 2.1, and limiting plate 2.1 is rectangular and two
Brace steel post 2.2 is fixedly connected between block limiting plate 2.1, brace steel post 2.2 is symmetricly set on the side of limiting plate 2.1, limit
It is symmetrically provided with limit hole 2.5 on the other side plate body of plate 2.1, gag lever post 2.4 is connected in limit hole 2.5, gag lever post 2.4 can
Extracting tool frame body 2 is connected to 4 position of drift of coalcutter rack 3.
Brace steel post 2.2 is symmetrically arranged two square columns, the outside connection position of brace steel post 2.2 and limiting plate 2.1
It installs and is equipped with stiffener plate 2.3, stiffener plate 2.3 is triangular steel plate.Brace steel post 2.2 is in the side towards limit hole 2.5
It is connected with the cylinder body of hydraulic cylinder 6, for the piston rod of hydraulic cylinder 6 towards 2.4 direction of gag lever post, the piston rod of hydraulic cylinder 6 is straight
Diameter is less than the spacing of two gag lever posts 2.4, and the both ends of gag lever post 2.4 are provided with pin hole, pin is connected in pin hole.
The dismounting power of the utility model is ensured to carry by hydraulic power unit 1, mating oil pipe 5 and double acting hydraulic cylinder composition
For enough power, meet the underground work requirement dismantled at any time.
The limiting plate 2.1 of extracting tool frame body 2 is process using the steel plate of thickness 20mm, and brace steel post 2.2 is using high
Intensity square steel is simultaneously welded and fixed in limiting plate 2.1, and three are welded in the outside contact site of brace steel post 2.2 and limiting plate 2.1
Angular stiffener plate 2.3.
The utility model by extracting tool frame body 2 by, mounted on 4 position of drift of coalcutter rack 3, utilizing hydraulic pump
It stands and 1 provides power so that the flexible dismounting for holding out against drift 4 and eject the realization rack of coalcutter rack 3 of hydraulic cylinder 6.Tool
The installation process of body is that symmetrically arranged limiting plate 2.1 on extracting tool frame body 2 is first snapped fit onto 3 drift 4 of coalcutter rack
Corresponding position is installed gag lever post 2.4 and is fixed using pin hole and pin so that gag lever post 2.4 blocks with coalcutter rack 3
It connects, the piston rod for ensureing hydraulic cylinder 6 and the drift 4 of coalcutter rack 3 are located at same straight line；In extracting tool frame body 2
Hydraulic cylinder 6 is provided on side brace steel post 2.2, under the driving of hydraulic power unit 1, the piston rod of hydraulic cylinder 6 is towards drift 4
Direction movement, and held out against in the small head end of the drift of drift 4 4.1, drift 4 finally forced to be detached from realization from coalcutter rack 3
The dismounting of coalcutter rack 3.It must ensure that the Impact direction of hydraulic cylinder 6 and drift 4 is along drift microcephaly in disassembly process
End 4.1 is to the direction of drift stub end 4.2.
Embodiment：
8101 all-time high mining faces are Wang Zhuan coal mines and first full-seam mining fully-mechanized mining working of Lu An groups,
7.2 meters of fully-mechanized mining equipment highest mining height used, coal work are carried out using 2860 type coalcutters.During working face is withdrawn, by
It is limited to assistant conveyance link condition and lifting means, needs to carry out underground dismantling to equipment.Using described in the utility model
Coalcutter rack extracting tool, the pressure provided using hydraulic power unit 1, the hydraulic cylinder 6 being arranged in extracting tool frame body 2 will
Drift 4 in coalcutter rack 3 extrudes, and realizes effective dismounting of coalcutter rack 3.Meanwhile it being set without Dui during dismantling
It is standby to generate any damage, including the utility model extracting tool and 2860 type coalcutter racks itself, substantially increase coalcutter
Reuse ratio in repeating disassembly process and freedom from repairs rate.
The utility model extracting tool is simple in structure, and complicated electrical equipment and system support is omitted in disassembly process, subtracts
Manpower and working hour input are lacked, so that effect is doubled, and optimize operating environment.Its great advantage is safe and reliable, operation letter
Just, the dismantling mobility of large-scale coal mining machine equipment is substantially increased.
Claims (6)
1. a kind of large size coalcutter rack extracting tool, it is characterised in that：Including hydraulic cylinder（6）With extracting tool frame body（2）,
Hydraulic cylinder（6）It is arranged in extracting tool frame body（2）Interior and hydraulic cylinder（6）Pass through oil pipe（5）It is connected with hydraulic power unit（1）,
Extracting tool frame body（2）Including two pieces of symmetrically arranged limiting plates（2.1）, limiting plate（2.1）Rectangular and two pieces of limiting plates
（2.1）Between be fixedly connected with brace steel post（2.2）, brace steel post（2.2）It is symmetricly set on limiting plate（2.1）Side, limit
Plate（2.1）Other side plate body on be symmetrically provided with limit hole（2.5）, limit hole（2.5）Inside it is connected with gag lever post（2.4）, limit
Bar（2.4）It can be by extracting tool frame body（2）It is connected to coalcutter rack（3）Drift position.
2. a kind of large-scale coalcutter rack extracting tool according to claim 1, it is characterised in that：Brace steel post（2.2）
For symmetrically arranged two square columns, brace steel post（2.2）With limiting plate（2.1）Outside link position be provided with stiffener plate
（2.3）, stiffener plate（2.3）For triangular steel plate.
3. a kind of large-scale coalcutter rack extracting tool according to claim 1 or 2, it is characterised in that：Brace steel post
（2.2）Towards limit hole（2.5）Side be connected with hydraulic cylinder（6）Cylinder body, hydraulic cylinder（6）Piston rod towards limit
Position bar（2.4）Direction.
4. a kind of large-scale coalcutter rack extracting tool according to claim 3, it is characterised in that：Hydraulic cylinder（6）For
Double acting hydraulic cylinder and hydraulic cylinder（6）Diameter of piston rod be less than two gag lever posts（2.4）Spacing.
5. a kind of large-scale coalcutter rack extracting tool according to claim 1 or 4, it is characterised in that：Gag lever post（2.4）
Both ends be provided with pin hole, be connected with pin in pin hole.
6. a kind of large-scale coalcutter rack extracting tool according to claim 1, it is characterised in that：Hydraulic cylinder（6）'s
Piston rod and coalcutter rack（3）Drift（4）Positioned at same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740158.8U CN207606757U (en) | 2017-12-14 | 2017-12-14 | A kind of large size coalcutter rack extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740158.8U CN207606757U (en) | 2017-12-14 | 2017-12-14 | A kind of large size coalcutter rack extracting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207606757U true CN207606757U (en) | 2018-07-13 |
Family
ID=62797968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721740158.8U Expired - Fee Related CN207606757U (en) | 2017-12-14 | 2017-12-14 | A kind of large size coalcutter rack extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207606757U (en) |
-
2017
- 2017-12-14 CN CN201721740158.8U patent/CN207606757U/en not_active Expired - Fee Related
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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: 20180713 Termination date: 20181214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |