CN206280093U - Bowed for half-edge coal seam fully-mechanized mining working the pushing and sliding structure of pseudo- tiltedly mining type - Google Patents
Bowed for half-edge coal seam fully-mechanized mining working the pushing and sliding structure of pseudo- tiltedly mining type Download PDFInfo
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- CN206280093U CN206280093U CN201621345317.XU CN201621345317U CN206280093U CN 206280093 U CN206280093 U CN 206280093U CN 201621345317 U CN201621345317 U CN 201621345317U CN 206280093 U CN206280093 U CN 206280093U
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- oil cylinder
- pushing
- hydraulic support
- tiltedly
- sliding
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Abstract
The utility model discloses a kind of pushing and sliding structure of pseudo- tiltedly mining type of being bowed for half-edge coal seam fully-mechanized mining working, the guide chutes that are sequentially connected with including the coal-winning machine that is located in fully-mechanized mining working, more piece, multiple hydraulic supports of support system are constituted, and be installed on the electrohydraulic control system on hydraulic support.Passage oil cylinder and pusher rod are provided with base.Pan frontward end is additionally provided with anti-skidding oil cylinder.Oblique pull oil cylinder is additionally provided with hydraulic support.The electrohydraulic control system is realized automatically controlling hydraulic support pushing and sliding process by control program.The pushing and sliding structure have automatically control, simple structure, high precision is safe and reliable, install, safeguard, it is easy to use the advantages of, be worth popularization in the field of business.
Description
Technical field
The utility model belongs to coal-cutting machinery technical field, and in particular to one kind is bowed for half-edge coal seam fully-mechanized mining working
The pushing and sliding structure of pseudo- tiltedly mining type.
Background technology
It is safe that coal seam fully-mechanized mining has, and labour intensity is low, the features such as production efficiency is high.It is existing comprehensive
Close mechanical mining technology to be also applied in 45 °~85 ° half-edge coal seams, achieve good social benefit.
In the fully-mechanized mining working with inclination angle, because scratch board conveyor is during passage, can produce one it is downward under
Sliding power, causes scratch board conveyor (being commonly called as scraper-trough conveyer) integrally to glide.In order to realize the normal operation of working face, the scraper plate fortune of working face
Defeated machine, hydraulic support should remain on attitude, i.e. working face and should be substantially on same straight line after passage.Meanwhile, mining
During, scratch board conveyor is the track of coal-winning machine operation, so scratch board conveyor linearity is to ensure coal-winning machine thereon
Reach the guarantee of good coal cutting effect.
At present, pushing and sliding use manual plate valve or in groups pushing and sliding mode substantially, and efficiency is poor, and labour intensity is larger, dangerous
Property it is high, and it is most using true dip or face upward it is pseudo- it is oblique by the way of exploit, putter design is mostly using one-way lock.
Utility model content
The purpose of this utility model is to solve the above problems, there is provided a kind of to bow puppet tiltedly for half-edge coal seam fully-mechanized mining working
The pushing and sliding structure of mining type, the pushing and sliding structure can realize overall automatic pushing and sliding, advance cutter position automatically, while effectively solving to push away
The downslide problem of scraper-trough conveyer during slipping.
In order to solve the above technical problems, the technical solution of the utility model is：One kind is used for half-edge coal seam working face
Face is bowed the pushing and sliding structure of pseudo- tiltedly mining type, including the guiding that the coal-winning machine that is located in fully-mechanized mining working, more piece are sequentially connected with is slipped
Multiple hydraulic supports of groove, composition support system, and the electrohydraulic control system on hydraulic support is installed on, wherein,
The coal-winning machine is ridden in guide chutes；
The hydraulic support includes the rack body with base, and passage oil cylinder and pusher rod are provided with the base, pushes away
The one end for moving oil cylinder is connected with base；
Pusher rod one end is connected with passage oil cylinder, other end guide chutes connection corresponding with position；
The pan frontward end is additionally provided with anti-skidding oil cylinder, and the rear vertical of anti-skidding oil cylinder is held in pusher rod downside；
Oblique pull oil cylinder is additionally provided with the hydraulic support, described oblique pull oil cylinder one end is fixed on guide chutes gliding direction
On adjacent hydraulic support, the other end is fixed in the guide chutes of this hydraulic support connection；
The electrohydraulic control system by control program realize hydraulic support pushing and sliding process is automatically controlled, its fluid path with
The fluid path of hydraulic support is connected.
Preferably, the stroke sensor that is connected with electrohydraulic control system is installed in the passage oil cylinder.
Preferably, the rod chamber side of the oblique pull oil cylinder is provided with the pressure sensor being connected with electrohydraulic control system.
Preferably, it is located at pusher rod both sides on the base of the hydraulic support, reversible lock is used to prevent guide chutes net
Rib direction is slided, and tripper is used to prevent electrohydraulic control system stuck due to passage reversible lock in pushing and sliding.
The beneficial effects of the utility model are：What the utility model was provided bows pseudo- oblique for half-edge coal seam fully-mechanized mining working
The pushing and sliding structure of mining type, in the presence of electrohydraulic control system, guide chutes can be realized by passage oil cylinder synchronous effect
Overall pushing and sliding are realized, guide chutes do not glide during realizing pushing away termination by oblique pull oil cylinder, then by the anti-skidding of base setting
Oil cylinder, it is ensured that the guide chutes of release do not glide after in place, so as to overcome artificial upper and lower bracket operation repeatedly, improves production effect
Rate, reduces production cost.In general, the structure has and automatically controls, and simple structure, high precision is safe and reliable, installs, ties up
Shield, it is easy to use the advantages of, be worth popularization in the field of business.
Brief description of the drawings
Fig. 1 is that the utility model is used for half-edge coal seam fully-mechanized mining working and bows the pushing and sliding structural representation of pseudo- tiltedly mining type
Figure；
Fig. 2 is the structural representation of hydraulic support in the utility model；
Fig. 3 is the utility model fully-mechanized mining working partial schematic diagram.
Description of reference numerals：1st, coal-winning machine；2nd, guide chutes；3rd, hydraulic support；4th, electrohydraulic control system；5th, oil is elapsed
Cylinder；6th, pusher rod；7th, anti-skidding oil cylinder；8th, oblique pull oil cylinder；9th, stroke sensor；10th, pressure sensor；11st, reversible lock and unblock
Device.
Specific embodiment
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings：
As Figure 1-3, the pushing and sliding of pseudo- tiltedly mining type of being bowed for half-edge coal seam fully-mechanized mining working of the present utility model
Structure, including guide chutes 2, the multiple of composition support system that the coal-winning machine 1, more piece being located in fully-mechanized mining working is sequentially connected with
Hydraulic support 3, and electrohydraulic control system 4.Coal-winning machine 1 is ridden in guide chutes 2.
Hydraulic support 3 includes the rack body with base, and passage oil cylinder 5 and pusher rod 6, passage oil cylinder are provided with base
5 one end is connected with base.The one end of pusher rod 6 is connected with passage oil cylinder 5, other end guide chutes 2 corresponding with position
Connection.Pan frontward end is additionally provided with anti-skidding oil cylinder 7, and the rear vertical of anti-skidding oil cylinder 7 is held in the downside of pusher rod 6.
Stroke sensor 9 is installed in passage oil cylinder 5.Stroke sensor 9 be used for measure pusher rod 6 stretch out or withdraw away from
From it is consistent that the achievable all pusher rods 6 of fully mechanized coal face release distance in pushing and sliding.
It is located on the base of the hydraulic support 3 at the both sides of pusher rod 6 and reversible lock and tripper 11 is installed.Reversible lock
For preventing guide chutes 2 from being slided toward rib direction.Tripper is used to prevent electrohydraulic control system 4 in pushing and sliding due to passage
Reversible lock and it is stuck.It should be noted that reversible lock and tripper, are existing known products, its structure and operation principle
For well known to those of ordinary skill in the art, therefore, specific mounting means, its structure no longer to reversible lock and tripper with
And operation principle etc. is repeated.
Oblique pull oil cylinder 8 is additionally provided with hydraulic support 3, the one end of oblique pull oil cylinder 8 is fixed on the adjacent of the gliding direction of guide chutes 2
On the gathering sill of hydraulic support 3, the other end is fixed on the base of this hydraulic support 3.
Pressure sensor 10 is installed, pressure sensor 10 is arranged on rod chamber side, monitoring rod chamber on oblique pull oil cylinder 8
Pressure, according to the pressure condition of rod chamber, it can be determined that go out the situation of oblique pull stress, so as to control the overhang of oblique pull oil cylinder 8
And stressing conditions.
Electrohydraulic control system 4 is arranged on hydraulic support 3, is realized to the pushing and sliding process of hydraulic support 3 by control program
Automatically control.Electrohydraulic control system 4 is connected with foregoing stroke sensor 9, pressure sensor 10, to gather pushing away for pusher rod 6
The data such as overhang, the pressure situation of journey of dividing a word with a hyphen at the end of a line and oblique pull oil cylinder 8, so as to realize the further accurate control to pushing and sliding
System.The feed liquor of the fluid path of electrohydraulic control system 4 and hydraulic support 3, the entering of liquid and each function oil cylinder is gone back to, liquid phase is returned and be connected, branch
The feed liquor of frame is connected with the liquid that goes out of pumping plant, and the liquid that returns of support accesses pump box.The connected mode of fluid path is known in the art general knowledge, because
And no longer describe in detail.What deserves to be explained is, the program controls portions of electrohydraulic control system 4, innovation not of the present utility model
Point, it is the conventional means of those skilled in the art, and based on the hardware frame that the utility model is provided, those skilled in the art can
The program controls portions are designed using usual manner.
Further, electrohydraulic control system 4 uses stepping pushing and sliding mode when cutter position is advanced using stroke sensor 9,
Guide chutes 2 are made to release feed bending section automatically.Additionally, electrohydraulic control system 4 is in single rack or certain section of pushing and sliding, pushing and sliding support
The a number of passage oil cylinder 5 of hydraulic support 3 in both sides is unlocked, it is ensured that passage both sides pusher rod 6 is in free state.
Bowed the pseudo- tiltedly pushing and sliding structure of mining type for half-edge coal seam fully-mechanized mining working to of the present utility model below
The course of work is described in detail, further to show advantage of the present utility model and principle：
When coal-winning machine 1 has cut coal to after lower mouth, returning to traction suitable for reading at 25-30 meters, by electrohydraulic control system 4
To lower mouth automatically advance to the access site of coal-winning machine 1.Electrohydraulic control system 4 first carries out the anti-skidding oil cylinder 7 of receipts, then by pushing away
The stroke sensor 9 moved in oil cylinder 5 controls the release distance of pusher rod 6.During termination is pushed away, using installed in oblique pull oil cylinder
Pressure sensor 10 on 8 controls also to draw the stressing conditions of oil cylinder, makes during passage, and oblique pull is unanimously in stressing conditions,
So as to ensure that guide chutes 2 do not glide in passage, after having pushed away termination feed section, then anti-skidding oil cylinder 7 is stretched out.
It is all to perform operation and the first sample of aforementioned lower end after coal-winning machine 1 has cut coal to place suitable for reading.
After coal-winning machine 1 has entered knife, pushing and sliding are carried out by 4 pairs of whole guide chutes 2 for adopting face of electrohydraulic control system, before pushing and sliding
Anti-skidding oil cylinder 7 is received, the stress of oblique pull oil cylinder 8 is made by the pressure sensor 10 on oblique pull oil cylinder 8, using stroke sensor
The overhang of 9 control pusher rods 6 carries out all support entirety pushing and sliding.The passage data that face will entirely be adopted control system by electrichydraulic control
System is resent to crossheading monitoring computer, and monitoring computer by crossheading observes whether pushing and sliding are completed, and is stretched out after completion anti-skidding
Oil cylinder 7, makes oblique pull oil cylinder 8 be in the state that do not stress.
One of ordinary skill in the art will be appreciated that, embodiment here is to aid in reader and understands that this practicality is new
The principle of type, it should be understood that protection domain of the present utility model is not limited to such especially statement and embodiment.Ability
The those of ordinary skill in domain can these technical inspirations according to disclosed in the utility model make and various do not depart from the utility model
Other various specific deformations and combination of essence, these deformations and combination are still in protection domain of the present utility model.
Claims (4)
1. a kind of pushing and sliding structure of pseudo- tiltedly mining type of being bowed for half-edge coal seam fully-mechanized mining working, it is characterised in that：Including setting
Guide chutes (2), multiple hydraulic pressure branch of composition support system that coal-winning machine (1) in fully-mechanized mining working, more piece are sequentially connected with
Frame (3), and the electrohydraulic control system (4) on hydraulic support (3) is installed on, wherein,
The coal-winning machine (1) is ridden in guide chutes (2)；
The hydraulic support (3) includes the rack body with base, and passage oil cylinder (5) and pusher rod are provided with the base
(6), one end of passage oil cylinder (5) is connected with base；
Pusher rod (6) one end is connected with passage oil cylinder (5), other end guide chutes (2) connection corresponding with position；
The pan frontward end is additionally provided with anti-skidding oil cylinder (7), and the rear vertical of anti-skidding oil cylinder (7) is held in pusher rod (6) downside；
Oblique pull oil cylinder (8) is additionally provided with the hydraulic support (3), described oblique pull oil cylinder (8) one end is fixed under guide chutes (2)
On the adjacent hydraulic support (3) of sliding direction, the other end is fixed in the guide chutes (2) of this hydraulic support (3) connection；
The electrohydraulic control system (4) is realized automatically controlling hydraulic support (3) pushing and sliding process by control program, its fluid path
Fluid path with hydraulic support (3) is connected.
2. the pushing and sliding structure of pseudo- tiltedly mining type of being bowed for half-edge coal seam fully-mechanized mining working according to claim 1, its
It is characterised by：The stroke sensor (9) that is connected with electrohydraulic control system (4) is installed in the passage oil cylinder (5).
3. the pushing and sliding structure of pseudo- tiltedly mining type of being bowed for half-edge coal seam fully-mechanized mining working according to claim 1, its
It is characterised by：The rod chamber side of the oblique pull oil cylinder (8) is provided with the pressure sensor being connected with electrohydraulic control system (4)
(10)。
4. according to the pushing and sliding knot of any described pseudo- tiltedly mining types of being bowed for half-edge coal seam fully-mechanized mining working of claim 1-3
Structure, it is characterised in that：It is located on the base of the hydraulic support (3) at pusher rod (6) both sides and reversible lock and unblock dress is installed
Put (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621345317.XU CN206280093U (en) | 2016-12-08 | 2016-12-08 | Bowed for half-edge coal seam fully-mechanized mining working the pushing and sliding structure of pseudo- tiltedly mining type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621345317.XU CN206280093U (en) | 2016-12-08 | 2016-12-08 | Bowed for half-edge coal seam fully-mechanized mining working the pushing and sliding structure of pseudo- tiltedly mining type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206280093U true CN206280093U (en) | 2017-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621345317.XU Active CN206280093U (en) | 2016-12-08 | 2016-12-08 | Bowed for half-edge coal seam fully-mechanized mining working the pushing and sliding structure of pseudo- tiltedly mining type |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523012A (en) * | 2016-12-08 | 2017-03-22 | 四川航天电液控制有限公司 | Scraper conveyor pushing structure for pitching oblique mining way of fully-mechanized coal mining face of sharp-inclined coal seam |
-
2016
- 2016-12-08 CN CN201621345317.XU patent/CN206280093U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523012A (en) * | 2016-12-08 | 2017-03-22 | 四川航天电液控制有限公司 | Scraper conveyor pushing structure for pitching oblique mining way of fully-mechanized coal mining face of sharp-inclined coal seam |
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