CN208502806U - 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
- CN208502806U CN208502806U CN201821110373.4U CN201821110373U CN208502806U CN 208502806 U CN208502806 U CN 208502806U CN 201821110373 U CN201821110373 U CN 201821110373U CN 208502806 U CN208502806 U CN 208502806U
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- Prior art keywords
- support
- hydraulic
- support plate
- hydraulic cylinder
- supporting surface
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Abstract
The utility model 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 utility model 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 utility model belongs to hydraulic support device technical field, 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.
Utility model content
The purpose of this utility model is to provide a kind of non-planar hydraulic supports of supporting surface, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of non-planar hydraulic support of supporting surface, packet
Hydraulic support main body, the first support plate and the second support plate are included, the support arm of the hydraulic support main body is parallel to each other by three
Support bar group at the top two sides of the support arm are respectively provided with the first support plate and the second support plate, are located at outer
First hydraulic cylinder is installed at equal intervals on described two support rods of side, the top of the first hydraulic cylinder by otic placode respectively with
The inner end of the rotation connection of the lateral ends of first support plate and the second support plate, first support plate and the second support plate is equal
Integrated setting has connecting plate, passes through fixed pin connection between the connecting plate, installs at equal intervals on the support rod at middle part
There is second hydraulic cylinder, the top of 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.
The technical effect and advantage of the utility model:
The utility model uniformly transmits pressure into first hydraulic cylinder and second hydraulic cylinder by branch hydraulic tube, thus right
First support plate and the second support plate are jacked, and due to being interconnected between first hydraulic cylinder and second hydraulic cylinder, are connect first
One end of the first support plate and the second support plate of touching drive rises pause, and first hydraulic cylinder and second hydraulic cylinder herein is logical
Cross first hydraulic cylinder that overpressure is transferred at the first support plate and the second support plate not in contact with drive by branch hydraulic tube and
In second 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
The internal pressure of body is consistent, and is adjusted automatically when jacking the first support plate and the second support plate according to the inclination conditions of seam face
Whole 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 utility model；
Fig. 2 is a kind of support arm overlooking structure diagram of the non-planar hydraulic support of supporting surface of the utility model；
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 utility model；
Fig. 4 shows for a kind of first hydraulic cylinder of the non-planar hydraulic support of supporting surface of the utility model, second hydraulic cylinder branch
It is intended to；
Fig. 5 is a kind of first hydraulic cylinder structural schematic diagram of the non-planar hydraulic support of supporting surface of the utility model；
Fig. 6 is a kind of second hydraulic cylinder structural schematic diagram of the non-planar hydraulic support of supporting surface of the utility model.
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 utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
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 above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
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 |
|---|---|---|---|
| CN201821110373.4U CN208502806U (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 |
|---|---|---|---|
| CN201821110373.4U CN208502806U (en) | 2018-07-13 | 2018-07-13 | A kind of non-planar hydraulic support of supporting surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208502806U true CN208502806U (en) | 2019-02-15 |
Family
ID=65284714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821110373.4U Expired - Fee Related CN208502806U (en) | 2018-07-13 | 2018-07-13 | A kind of non-planar hydraulic support of supporting surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208502806U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026089A (en) * | 2018-07-13 | 2018-12-18 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
| CN111271099A (en) * | 2020-02-20 | 2020-06-12 | 吕梁学院 | Colliery is high strength in pit and unites strutting arrangement |
-
2018
- 2018-07-13 CN CN201821110373.4U patent/CN208502806U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026089A (en) * | 2018-07-13 | 2018-12-18 | 安徽南方煤矿机械有限公司 | A kind of non-planar hydraulic support of supporting surface |
| CN111271099A (en) * | 2020-02-20 | 2020-06-12 | 吕梁学院 | Colliery is high strength in pit and unites strutting arrangement |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20210713 |