CN109026089A - A kind of non-planar hydraulic support of supporting surface - Google Patents
A kind of non-planar hydraulic support of supporting surface Download PDFInfo
- Publication number
- CN109026089A CN109026089A CN201810769093.2A CN201810769093A CN109026089A CN 109026089 A CN109026089 A CN 109026089A CN 201810769093 A CN201810769093 A CN 201810769093A CN 109026089 A CN109026089 A CN 109026089A
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- China
- Prior art keywords
- support
- hydraulic
- support plate
- hydraulic cylinder
- supporting surface
- 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.)
- Pending
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- 230000010354 integration Effects 0.000 claims abstract description 5
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 4
- 244000152100 Sorbus torminalis Species 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
- E21D15/55—Details of the ends of props of prop heads or feet
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses a kind of non-planar hydraulic supports of supporting surface, including hydraulic support main body, first support plate and the second support plate, the support bar group that the support arm of the hydraulic support main body is parallel to each other by three at, first hydraulic cylinder is installed at equal intervals on described two support rods in outside, the top of the first hydraulic cylinder is rotatablely connected with the lateral ends of the first support plate and the second support plate respectively by otic placode, the equal integration in inner end of first support plate and the second support plate is provided with connecting plate, second hydraulic cylinder is installed at equal intervals on the support rod at middle part, the top of the second hydraulic cylinder is rotationally connected with the middle part of fixed pin.The present invention uniformly transmits pressure into first hydraulic cylinder and second hydraulic cylinder by branch hydraulic tube, so that the internal pressure of each cylinder body is consistent, and gradient is supported to fit closely with seam face according to the inclination conditions adjust automatically of seam face when jacking the first support plate and the second support plate, support pressure is uniform.
Description
Technical field
The invention belongs to hydraulic support device technical fields, and in particular to a kind of non-planar hydraulic support of supporting surface.
Background technique
Hydraulic support is the important component of performing comprehensive coal mining equipment.It reliably and efficiently can support and control working face
Top plate, be isolated goaf, prevent spoil enter stope and promote conveyer.It needs during coal mining according to coal mine
Under the concrete condition of coal working face select the hydraulic support of different model, preferably to utilize resource, improve effect of mining
Rate.
Such as application No. is the patents of CN200920096177.0, are in fully mechanized mining branch it discloses a kind of light hydraulic support
Simplified on frame, the performance and functional requirement of coal face support should be met, also to make every effort to structure it is simple, it is small in size,
Light-weight, transport, installation, dismounting is convenient, it is small to invest.Above-mentioned utility model light hydraulic support, including top beam and chassis, it is described
Column is set between top beam and chassis, and column both ends are contacted respectively with top beam and chassis with spherical pair and hinged, including guide sleeve
It is arranged with the guide sleeve linkage of guide rod perpendicular to top beam and chassis, guide sleeve bottom is fixed on chassis, guide rod lower part
It is inserted into guide sleeve, guide rod upper center is contacted with bottom beam with spherical pair and hinged；The top beam front end hingedly before flip beam.
But above scheme has following defects that the top beam in above scheme is planarized structure in use, in reality
In drive environment, different degrees of mineral slump phenomenon can occur at the top of drive, causing seam face is male and fomale(M&F) structure, above-mentioned top
Beam is difficult to fit closely with seam face when supporting nonplanar seam face, causes discontinuity in seam face, pressure eminence
Extruding phenomenon will be generated, cause ore bed again slump the case where, be unfavorable for bracket carry out supporting.
Summary of the invention
The purpose of the present invention is to provide a kind of non-planar hydraulic supports of supporting surface, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of non-planar hydraulic support of supporting surface, including liquid
Press rack body, the first support plate and the second support plate, the branch that the support arm of the hydraulic support main body is parallel to each other by three
Strut composition, the top two sides of the support arm are respectively provided with the first support plate and the second support plate, positioned at outside
First hydraulic cylinder is installed at equal intervals, the top of the first hydraulic cylinder is by otic placode respectively with first on described two support rods
The inner end of the rotation connection of the lateral ends of support plate and the second support plate, first support plate and the second support plate is integrated
Change is provided with connecting plate, by fixed pin connection between the connecting plate, is equipped with the at equal intervals on the support rod at middle part
The top of two hydraulic cylinders, the second hydraulic cylinder is rotationally connected with the middle part of fixed pin.
Preferably, the cylinder body of the first hydraulic cylinder on the support rod of two sides is interconnected by branch hydraulic tube,
It is interconnected between the cylinder body of second hydraulic cylinder on the support rod at middle part by branch hydraulic tube.
Preferably, the branch hydraulic tube is all connected to main hydraulic tube, and the main hydraulic tube is fixed on support arm, the master
Hydraulic tube is connected to hydraulic station.
Preferably, the equal integration in upper surface of first support plate and the second support plate is provided with anti-skid chequer.
Preferably, reinforcing rod is welded between the support rod.
Preferably, mounting groove, the bottom of the first hydraulic cylinder are equidistantly provided on the support rod of two sides
It is fixed with attachment base, the attachment base is rotatably connected in mounting groove by pin shaft.
Preferably, the top of the second hydraulic cylinder is welded with axle sleeve, and the axle sleeve is socketed in the middle part of fixed pin.
Technical effect and advantage of the invention:
The present invention uniformly transmits pressure into first hydraulic cylinder and second hydraulic cylinder by branch hydraulic tube, thus to first
Support plate and the second support plate are jacked, and due to being interconnected between first hydraulic cylinder and second hydraulic cylinder, contact mine first
First support plate in road and one end of the second support plate rise pause, and first hydraulic cylinder and second hydraulic cylinder herein passes through branch
Overpressure is transferred to the first hydraulic cylinder and second at the first support plate and the second support plate not in contact with drive by hydraulic tube
In hydraulic cylinder, and then the first support plate and the second support plate are jacked from the other end and is contacted with ore bed, can make each cylinder body
Internal pressure is consistent, and when jacking the first support plate and the second support plate according to the inclination conditions adjust automatically branch of seam face
Support gradient is fitted closely with seam face, and support pressure is uniform, improves support effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the non-planar hydraulic support of supporting surface of the present invention；
Fig. 2 is a kind of support arm overlooking structure diagram of the non-planar hydraulic support of supporting surface of the present invention；
Fig. 3 is A-A the schematic diagram of the section structure in a kind of Fig. 2 of the non-planar hydraulic support of supporting surface of the present invention；
Fig. 4 is a kind of first hydraulic cylinder of the non-planar hydraulic support of supporting surface of the present invention, second hydraulic cylinder branch schematic diagram；
Fig. 5 is a kind of first hydraulic cylinder structural schematic diagram of the non-planar hydraulic support of supporting surface of the present invention；
Fig. 6 is a kind of second hydraulic cylinder structural schematic diagram of the non-planar hydraulic support of supporting surface of the present invention.
In figure: 1 hydraulic support main body, 2 support arms, 201 support rods, 202 mounting grooves, 203 reinforcing rods, 3 first hydraulic cylinders,
301 attachment bases, 4 first support plates, 5 otic placodes, 6 fixed pins, 7 second support plates, 8 axle sleeves, 9 connecting plates, 10 hydraulic tubes, 11
Two hydraulic cylinders, 12 main hydraulic tubes.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
As shown in figures 1 to 6, the non-planar hydraulic support of a kind of supporting surface, including hydraulic support main body 1,4 and of the first support plate
The support arm 2 of second support plate 7, the hydraulic support main body 1 is made of three support rods being parallel to each other 201, the support
The top two sides of arm 2 are respectively provided with the first support plate 4 and the second support plate 7, described two support rods positioned at outside
First hydraulic cylinder 3 is installed at equal intervals on 201, the top of the first hydraulic cylinder 3 by otic placode 5 respectively with the first support plate 4
It is rotatablely connected with the lateral ends of the second support plate 7, the inner end of first support plate 4 and the second support plate 7 is integrated
It is provided with connecting plate 9, is connected between the connecting plate 9 by fixed pin 6, is installed at equal intervals on the support rod 201 at middle part
There is second hydraulic cylinder 11, the top of the second hydraulic cylinder 11 is rotationally connected with the middle part of fixed pin 6.
The cylinder body of first hydraulic cylinder 3 on the support rod 201 of two sides is interconnected by branch hydraulic tube 10, position
It is interconnected between the cylinder body of the second hydraulic cylinder 11 on the support rod 201 at middle part by branch hydraulic tube 10, utilizes branch
Hydraulic tube 10 is respectively connected to first hydraulic cylinder 3 with second hydraulic cylinder 11, can make the internal pressure one of each cylinder body
It causes, to support gradient according to the inclination conditions adjust automatically of supporting surface jacking the first support plate 4 and the second support plate 7.
The branch hydraulic tube 10 is all connected to main hydraulic tube 12, and the main hydraulic tube 12 is fixed on support arm 2, the master
Hydraulic tube 12 is connected to hydraulic station, for carrying out hydraulic pressure supply to first hydraulic cylinder 3 and second hydraulic cylinder 11, and passes through hydraulic station
Control the lifting of first hydraulic cylinder 3 and second hydraulic cylinder 11.
The equal integration in upper surface of first support plate 4 and the second support plate 7 is provided with anti-skid chequer, is increased using anti-skid chequer
Add the frictional force with supporting surface.
It is welded with reinforcing rod 203 between the support rod 201, enhances the structural strength between support rod 201.
Mounting groove 202, the bottom of the first hydraulic cylinder 3 are equidistantly provided on the support rod 201 of two sides
It is fixed with attachment base 301, the attachment base 301 is rotatably connected in mounting groove 202 by pin shaft, and first hydraulic cylinder 3 can be logical
It crosses pin shaft to rotate in mounting groove 202, can be used for adjusting the support gradient of the first support plate 4 and the second support plate 7.
The top of the second hydraulic cylinder 11 is welded with axle sleeve 8, and the axle sleeve 8 is socketed in the middle part of fixed pin 6.
Specifically, in use, by by hydraulic support main body 1 be unfolded after, using hydraulic station to main 12 pressure supply of hydraulic tube, liquid
Pressure pressure is uniformly transmitted into first hydraulic cylinder 3 and second hydraulic cylinder 11 by branch hydraulic tube 10, thus to the first support plate 4
It is jacked with the second support plate 7, due to being interconnected between first hydraulic cylinder 3 and second hydraulic cylinder 11, contacts drive first
The first support plate 4 and the second support plate 7 on one end will pause rise, first hydraulic cylinder 3 and second hydraulic cylinder 11 herein
The first liquid being transferred to overpressure by branch hydraulic tube 10 at the first support plate 4 and the second support plate 7 not in contact with drive
Cylinder pressure 3 and second hydraulic cylinder 11, and then contacted from the other end the first support plate 4 of jacking and the second support plate 7 with ore bed, it can make
The internal pressure for obtaining each cylinder body is consistent, and when jacking the first support plate 4 and the second support plate 7 according to the inclination of seam face
Situation adjust automatically support gradient is fitted closely with seam face, and support pressure is uniform, improves support effect.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (7)
1. a kind of non-planar hydraulic support of supporting surface, including hydraulic support main body (1), the first support plate (4) and the second support plate
(7), it is characterised in that: the support arm (2) of the hydraulic support main body (1) is made of three support rods being parallel to each other (201),
The top two sides of the support arm (2) are respectively provided with the first support plate (4) and the second support plate (7), positioned at outside
It is equipped at equal intervals first hydraulic cylinder (3) on described two support rods (201), the top of the first hydraulic cylinder (3) passes through ear
Plate (5) respectively with the lateral ends of the first support plate (4) and the second support plate (7) be rotatablely connected, first support plate (4) and
The equal integration in inner end of second support plate (7) is provided with connecting plate (9), between the connecting plate (9) even by fixed pin (6)
It connects, is equipped at equal intervals second hydraulic cylinder (11) on the support rod (201) at middle part, the top of the second hydraulic cylinder (11)
It is rotationally connected with the middle part of fixed pin (6).
2. the non-planar hydraulic support of a kind of supporting surface according to claim 1, it is characterised in that: the branch positioned at two sides
The cylinder body of first hydraulic cylinder (3) on strut (201) is interconnected by branch hydraulic tube (10), the support rod positioned at middle part
(201) it is interconnected between the cylinder body of the second hydraulic cylinder (11) on by branch hydraulic tube (10).
3. the non-planar hydraulic support of a kind of supporting surface according to claim 2, it is characterised in that: the branch hydraulic tube (10)
It is all connected to main hydraulic tube (12), the main hydraulic tube (12) is fixed on support arm (2), and the main hydraulic tube (12) is connected to
Hydraulic station.
4. the non-planar hydraulic support of a kind of supporting surface according to claim 1, it is characterised in that: first support plate
(4) and the equal integration in upper surface of the second support plate (7) is provided with anti-skid chequer.
5. the non-planar hydraulic support of a kind of supporting surface according to claim 1, it is characterised in that: the support rod (201)
Between be welded with reinforcing rod (203).
6. the non-planar hydraulic support of a kind of supporting surface according to claim 1, it is characterised in that: the branch positioned at two sides
It being equidistantly provided on strut (201) mounting groove (202), the bottom of the first hydraulic cylinder (3) is fixed with attachment base (301),
The attachment base (301) is rotatably connected in mounting groove (202) by pin shaft.
7. the non-planar hydraulic support of a kind of supporting surface according to claim 1, it is characterised in that: the second hydraulic cylinder
(11) top is welded with axle sleeve (8), and the axle sleeve (8) is socketed in the middle part of fixed pin (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810769093.2A CN109026089A (en) | 2018-07-13 | 2018-07-13 | A kind of non-planar hydraulic support of supporting surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810769093.2A CN109026089A (en) | 2018-07-13 | 2018-07-13 | A kind of non-planar hydraulic support of supporting surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109026089A true CN109026089A (en) | 2018-12-18 |
Family
ID=64641057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810769093.2A Pending CN109026089A (en) | 2018-07-13 | 2018-07-13 | A kind of non-planar hydraulic support of supporting surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109026089A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405765A (en) * | 2021-05-27 | 2022-11-29 | 中国石油化工股份有限公司 | A put base for pipeline |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509387A (en) * | 2009-03-27 | 2009-08-19 | 沈阳天安矿山机械科技有限公司 | Machine lane advance support bracket |
| CN201891423U (en) * | 2010-12-06 | 2011-07-06 | 平顶山煤矿机械有限责任公司 | End head hydraulic bracket and single hydraulic brackets for same |
| CN102966364A (en) * | 2012-11-23 | 2013-03-13 | 重庆松藻煤电有限责任公司 | Coalface floor stepping type hydraulic supporting frame |
| CN202946177U (en) * | 2012-10-25 | 2013-05-22 | 高宇 | Improved hydraulic support used for coal mines |
| CN103277126A (en) * | 2013-06-04 | 2013-09-04 | 山东新煤机械装备股份有限公司 | Combined support for coal mine supporting |
| CN203230451U (en) * | 2012-12-28 | 2013-10-09 | 中国神华能源股份有限公司 | Hydraulic support for mining working surface roadway |
| CN104675421A (en) * | 2013-11-29 | 2015-06-03 | 华亭煤业集团有限责任公司 | Multifunctional hydraulic support equipment |
| CN106640164A (en) * | 2017-02-17 | 2017-05-10 | 天地科技股份有限公司 | Advanced hydraulic support flexible roof-contacted mode and top beam structure |
| CN207583413U (en) * | 2017-11-08 | 2018-07-06 | 常景保 | A kind of novel girdle packing fluid pressure stent |
| CN208502806U (en) * | 2018-07-13 | 2019-02-15 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
-
2018
- 2018-07-13 CN CN201810769093.2A patent/CN109026089A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509387A (en) * | 2009-03-27 | 2009-08-19 | 沈阳天安矿山机械科技有限公司 | Machine lane advance support bracket |
| CN201891423U (en) * | 2010-12-06 | 2011-07-06 | 平顶山煤矿机械有限责任公司 | End head hydraulic bracket and single hydraulic brackets for same |
| CN202946177U (en) * | 2012-10-25 | 2013-05-22 | 高宇 | Improved hydraulic support used for coal mines |
| CN102966364A (en) * | 2012-11-23 | 2013-03-13 | 重庆松藻煤电有限责任公司 | Coalface floor stepping type hydraulic supporting frame |
| CN203230451U (en) * | 2012-12-28 | 2013-10-09 | 中国神华能源股份有限公司 | Hydraulic support for mining working surface roadway |
| CN103277126A (en) * | 2013-06-04 | 2013-09-04 | 山东新煤机械装备股份有限公司 | Combined support for coal mine supporting |
| CN104675421A (en) * | 2013-11-29 | 2015-06-03 | 华亭煤业集团有限责任公司 | Multifunctional hydraulic support equipment |
| CN106640164A (en) * | 2017-02-17 | 2017-05-10 | 天地科技股份有限公司 | Advanced hydraulic support flexible roof-contacted mode and top beam structure |
| CN207583413U (en) * | 2017-11-08 | 2018-07-06 | 常景保 | A kind of novel girdle packing fluid pressure stent |
| CN208502806U (en) * | 2018-07-13 | 2019-02-15 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405765A (en) * | 2021-05-27 | 2022-11-29 | 中国石油化工股份有限公司 | A put base for pipeline |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181218 |
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