CN106321128A - Shield type end hydraulic bracket - Google Patents
Shield type end hydraulic bracket Download PDFInfo
- Publication number
- CN106321128A CN106321128A CN201610716178.5A CN201610716178A CN106321128A CN 106321128 A CN106321128 A CN 106321128A CN 201610716178 A CN201610716178 A CN 201610716178A CN 106321128 A CN106321128 A CN 106321128A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- guard plate
- back timber
- side guard
- hinged
- 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
Links
- 239000007788 liquid Substances 0.000 claims 2
- 238000005457 optimization Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a shield type end hydraulic bracket. A lateral protection assembly is positioned at one side, away from a tail beam, of a top beam; one end of a first lateral protecting plate is hinged to the top beam through a second rotary shaft; a second lateral protecting plate is hinged to the first lateral protecting plate through a connecting part; a telescopic cylinder is positioned under the top beam, one end of the telescopic cylinder is hinged to the top beam, and the other end of the telescopic cylinder is hinged to one end, away from a fifth rotary shaft, of the second lateral protecting plate; a lateral protecting assembly is additionally arranged at one side, away from the tail beam, of a transverse beam, is of a folding structure, and consists of the first lateral protecting plate and the second lateral protecting plate; the lateral protecting assembly is driven by the telescopic cylinder to extend, retract and fold. By adopting the optimized design, the shield type end hydraulic bracket has the advantages that the structure design is optimized and reasonable; by arranging the lateral protecting assembly with the foldable telescopic structure, the lateral protection on a mine is formed, so as to reach the attaching support on the inner wall of the well.
Description
Technical field
The present invention relates to pit gear technical field, particularly relate to a kind of protected type end hydraulic support.
Background technology
In order to preferably in underground transportation, the safety of exploiting and protect underground work personnel, end hydraulic support is down-hole
Work prerequisite support apparatus.In prior art, in end hydraulic support design, side guard plate is the most hinged with back timber, hydraulic pressure
Oil cylinder is connected with side guard plate, and under the driving of hydraulic jack, side guard plate rotates around the pin joint with back timber.In said structure,
Top is mainly protected by side guard plate, it is impossible to side is formed protection, causes the safety to support parts and personnel hidden
Suffer from, need to improve.
Summary of the invention
For solving technical problem present in background technology, the present invention proposes a kind of protected type end hydraulic support.
A kind of protected type end hydraulic support that the present invention proposes, including: base, tail boom, back timber, side protecting assembly, connecting rod,
Main hydraulic cylinder, auxiliary hydraulic cylinder, telescoping cylinder；
Back timber is horizontally set on above base, and back timber is respectively arranged at two ends with horizontally disposed first rotating shaft and the second rotating shaft,
First rotating shaft and the second shaft parallel are arranged, and tail boom is positioned at above base and is positioned at back timber the first rotating shaft side, and tail boom is near top
Beam one end is hinged with back timber by the first rotating shaft, and tail boom is provided with the 3rd rotating shaft being parallel to the first rotating shaft away from back timber one end；
Main hydraulic cylinder between back timber and base, main hydraulic cylinder two ends respectively with base and back timber in the middle part of hinged, auxiliary
Hydraulic cylinder is between tail boom and base, and auxiliary hydraulic cylinder two ends are hinged with base and tail boom respectively, and connecting rod one end is cut with scissors with base
Connect and the other end is hinged with tail boom by the 3rd rotating shaft；
Side protecting assembly is positioned at back timber away from tail boom side, and side protecting assembly includes the first side guard plate, the second side guard plate, connection
Part, first side guard plate one end is hinged with back timber by the second rotating shaft, and the second side guard plate is provided with away from back timber one end and is parallel to first
4th rotating shaft of rotating shaft, the second side guard plate is positioned at the first side guard plate side, and the second side guard plate is provided with near first side guard plate one end
Being parallel to the 5th rotating shaft that the first rotating shaft is arranged, connector is between the first side guard plate and the second side guard plate and respectively by the
Four rotating shafts and the 5th rotating shaft are hinged with the first side guard plate and the second side guard plate, and telescoping cylinder is positioned at below back timber, telescoping cylinder one end with
Back timber is hinged and the other end and the second side guard plate hinged away from the 5th rotating shaft one end.
Preferably, main hydraulic cylinder is equal to the distance of the first rotating shaft and the second rotating shaft near back timber one end.
Preferably, near base one end to main hydraulic cylinder, distance near base one end is D to connecting rod, and tail boom is being perpendicular to
A length of L, D=L on the direction of one rotating shaft.
Preferably, main hydraulic cylinder near base one end and connecting rod near base one end to auxiliary hydraulic cylinder near base one end
Distance equal.
Preferably, the first side guard plate is provided with the first anti-skidding projection away from main hydraulic cylinder side.
Preferably, the second side guard plate is provided with the second anti-skidding projection away from main hydraulic cylinder side.
In the present invention, the protected type end hydraulic support proposed, installs side protecting assembly, side at crossbeam additional away from tail boom side
Protecting assembly is formed foldable structure by the first side guard plate and the second side guard plate, by telescoping cylinder driving side protecting assembly telescopic folding.Logical
Crossing the protected type end hydraulic support of above-mentioned optimization design, structural design optimization is reasonable, has foldable telescopic by setting and ties
The side protecting assembly of structure, forms the protection lateral to mine, thus realizes the laminating to mine inwall and support.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of protected type end hydraulic support that the present invention proposes.
Detailed description of the invention
As it is shown in figure 1, the structural representation of a kind of protected type end hydraulic support that Fig. 1 is the present invention to be proposed.
Reference Fig. 1, a kind of protected type end hydraulic support that the present invention proposes, including: base 1, tail boom 2, back timber 3, side
Protecting assembly, connecting rod 5, main hydraulic cylinder 6, auxiliary hydraulic cylinder 7, telescoping cylinder 8；
Back timber 3 is horizontally set on above base 1, and back timber 3 is respectively arranged at two ends with horizontally disposed first rotating shaft and second turn
Axle, the first rotating shaft and the second shaft parallel are arranged, and tail boom 2 is positioned at above base 1 and is positioned at back timber 3 first rotating shaft side, tail boom 2
Hinged with back timber 3 by the first rotating shaft near back timber 3 one end, tail boom 2 is provided with away from back timber 3 one end and is parallel to the of the first rotating shaft
Three rotating shafts；
Main hydraulic cylinder 6 is between back timber 3 and base 1, and main hydraulic cylinder 6 two ends are cut with scissors with in the middle part of base 1 and back timber 3 respectively
Connecing, auxiliary hydraulic cylinder 7 is between tail boom 2 and base 1, and auxiliary hydraulic cylinder 7 two ends are hinged with base 1 and tail boom 2 respectively, connecting rod
5 one end are hinged with base 1 and the other end is hinged with tail boom 2 by the 3rd rotating shaft；
Side protecting assembly is positioned at back timber 3 away from tail boom 2 side, side protecting assembly include first side guard plate the 41, second side guard plate 42,
Connector 43, first side guard plate 41 one end is hinged with back timber 3 by the second rotating shaft, and the second side guard plate 42 sets away from back timber 3 one end
Being parallel to the 4th rotating shaft of the first rotating shaft, the second side guard plate 42 is positioned at the first side guard plate 41 side, and the second side guard plate 42 is close
First side guard plate 41 one end is provided with and is parallel to the 5th rotating shaft that the first rotating shaft is arranged, and connector 43 is positioned at the first side guard plate 41 and the
Between two side guard plates 42 and pass through the 4th rotating shaft respectively and the 5th rotating shaft is hinged with the first side guard plate 41 and the second side guard plate 42, stretch
Contracting cylinder 8 is positioned at below back timber 3, and telescoping cylinder 8 one end and back timber 3 be hinged and the other end and the second side guard plate 42 are away from the 5th rotating shaft one
Hold hinged.
During the specific works of the protected type end hydraulic support of the present embodiment, by main hydraulic cylinder and auxiliary hydraulic cylinder
Flexible, back timber height and tail boom angle are adjusted, thus realize the regulation to main support face, then stretched by telescoping cylinder
Contracting, it is achieved the regulation of supporting surface is protected in side, thus forms the most effectively supporting mine.
In the present embodiment, the protected type end hydraulic support proposed, installs side at crossbeam additional away from tail boom side and protects group
Part, side protecting assembly is formed foldable structure by the first side guard plate and the second side guard plate, by the flexible folding of telescoping cylinder driving side protecting assembly
Folded.The protected type end hydraulic support designed by above-mentioned optimization, structural design optimization is reasonable, has collapsible stretching by setting
The side protecting assembly of shrinking structure, forms the protection lateral to mine, thus realizes the laminating to mine inwall and support.
In a specific embodiment, main hydraulic cylinder 6 is near the distance phase of back timber 3 one end to the first rotating shaft and the second rotating shaft
Deng, further, near base 1 one end to main hydraulic cylinder 6, distance near base 1 one end is D to connecting rod 5, and tail boom 2 is being perpendicular to
A length of L on the direction of the first rotating shaft, D=L, main hydraulic cylinder 6 is the most auxiliary near base 1 one end near base 1 one end and connecting rod 5
Help the hydraulic cylinder 7 distance near base 1 one end equal；Improve back timber and the support strength of tail boom.
In other detailed description of the invention, the first side guard plate 41 is provided with the first anti-skidding projection away from main hydraulic cylinder 6 side, enters
One step, the second side guard plate 42 is provided with the second anti-skidding projection away from main hydraulic cylinder 6 side；When carrying out lateral support, first is anti-skidding convex
Rise and supporting surface stickiness, increasing friction force are protected in the second anti-skidding protruding side of improving, thus play anti-skidding effect, improve and support effect
Really.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (6)
1. a protected type end hydraulic support, it is characterised in that including: group is protected in base (1), tail boom (2), back timber (3), side
Part, connecting rod (5), main hydraulic cylinder (6), auxiliary hydraulic cylinder (7), telescoping cylinder (8)；
Back timber (3) is horizontally set on base (1) top, and back timber (3) is respectively arranged at two ends with horizontally disposed first rotating shaft and second
Rotating shaft, the first rotating shaft and the second shaft parallel are arranged, and tail boom (2) is positioned at base (1) top and is positioned at back timber (3) first rotating shaft one
Side, tail boom (2) is hinged with back timber (3) by the first rotating shaft near back timber (3) one end, and tail boom (2) is provided with away from back timber (3) one end
It is parallel to the 3rd rotating shaft of the first rotating shaft；
Main hydraulic cylinder (6) is positioned between back timber (3) and base (1), main hydraulic cylinder (6) two ends respectively with base (1) and back timber (3)
Middle part hinged, auxiliary hydraulic cylinder (7) is positioned between tail boom (2) and base (1), auxiliary hydraulic cylinder (7) two ends respectively with base (1)
Hinged with tail boom (2), connecting rod (5) one end is hinged with base (1) and the other end is hinged with tail boom (2) by the 3rd rotating shaft；
Side protecting assembly is positioned at back timber (3) away from tail boom (2) side, and side protecting assembly includes the first side guard plate (41), the second side guard plate
(42), connector (43), the first side guard plate (41) one end is hinged with back timber (3) by the second rotating shaft, and the second side guard plate (42) is far
Be provided with the 4th rotating shaft being parallel to the first rotating shaft from back timber (3) one end, the second side guard plate (42) is positioned at the first side guard plate (41)
Side, the second side guard plate (42) is provided with near the first side guard plate (41) one end and is parallel to the 5th rotating shaft that the first rotating shaft is arranged, connects
Part (43) is positioned between the first side guard plate (41) and the second side guard plate (42) and respectively by the 4th rotating shaft and the 5th rotating shaft and the
One side guard plate (41) and the second side guard plate (42) are hinged, and telescoping cylinder (8) is positioned at back timber (3) lower section, telescoping cylinder (8) one end and back timber
(3) the hinged and other end and the second side guard plate (42) are hinged away from the 5th rotating shaft one end.
Protected type end hydraulic support the most according to claim 1, it is characterised in that main hydraulic cylinder (6) is near back timber (3)
One end is equal to the distance of the first rotating shaft and the second rotating shaft.
Protected type end hydraulic support the most according to claim 1, it is characterised in that connecting rod (5) is near base (1) one end
It is D to main hydraulic cylinder (6) near the distance of base (1) one end, a length of on the direction being perpendicular to the first rotating shaft of tail boom (2)
L, D=L.
Protected type end hydraulic support the most according to claim 1, it is characterised in that main hydraulic cylinder (6) is near base (1)
One end and connecting rod (5) are equal to the distance of close base (1) one end of auxiliary hydraulic cylinder (7) near base (1) one end.
Protected type end hydraulic support the most according to claim 1, it is characterised in that the first side guard plate (41) is away from main liquid
Cylinder pressure (6) side is provided with the first anti-skidding projection.
Protected type end hydraulic support the most according to claim 1, it is characterised in that the second side guard plate (42) is away from main liquid
Cylinder pressure (6) side is provided with the second anti-skidding projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716178.5A CN106321128A (en) | 2016-08-24 | 2016-08-24 | Shield type end hydraulic bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716178.5A CN106321128A (en) | 2016-08-24 | 2016-08-24 | Shield type end hydraulic bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106321128A true CN106321128A (en) | 2017-01-11 |
Family
ID=57791586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610716178.5A Pending CN106321128A (en) | 2016-08-24 | 2016-08-24 | Shield type end hydraulic bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106321128A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060847A (en) * | 2017-06-08 | 2017-08-18 | 四川广旺能源发展（集团）有限责任公司机械制造分公司 | A kind of scalable flexible hydraulic shield support of rod hinge connection type |
| CN111706378A (en) * | 2020-06-28 | 2020-09-25 | 中煤科工开采研究院有限公司 | Hydraulic support for end of thin coal seam |
-
2016
- 2016-08-24 CN CN201610716178.5A patent/CN106321128A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060847A (en) * | 2017-06-08 | 2017-08-18 | 四川广旺能源发展（集团）有限责任公司机械制造分公司 | A kind of scalable flexible hydraulic shield support of rod hinge connection type |
| CN107060847B (en) * | 2017-06-08 | 2019-03-26 | 四川广旺能源发展（集团）有限责任公司机械制造分公司 | A kind of scalable flexible hydraulic shield support of connecting rod articulated type |
| CN111706378A (en) * | 2020-06-28 | 2020-09-25 | 中煤科工开采研究院有限公司 | Hydraulic support for end of thin coal seam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170111 |