CN113605945A - Side guard plate of telescopic beam of hydraulic support - Google Patents
Side guard plate of telescopic beam of hydraulic support Download PDFInfo
- Publication number
- CN113605945A CN113605945A CN202111023268.3A CN202111023268A CN113605945A CN 113605945 A CN113605945 A CN 113605945A CN 202111023268 A CN202111023268 A CN 202111023268A CN 113605945 A CN113605945 A CN 113605945A
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- China
- Prior art keywords
- backplate
- jack
- plate
- guard plate
- hydraulic support
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- 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
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000010878 waste rock Substances 0.000 abstract description 4
- 239000003245 coal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005065 mining Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- 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
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- 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
- E21D15/15—Means counteracting entry of dirt; Built-in cleaning devices
-
- 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)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses a telescopic beam side guard plate of a hydraulic support, which comprises a top beam, wherein a first jack is arranged on the bottom surface of the top beam, the telescopic end of the first jack is far away from the top beam along the width direction of the top beam and is connected with an outer side guard plate, and the upper surface of the outer side guard plate is connected with a second top guard plate; the back timber bottom surface is connected with flexible roof beam, flexible roof beam bottom surface is connected with the second jack, the flexible end of second jack is followed the width direction of back timber is kept away from the back timber just is connected with inboard backplate, inboard backplate surface with outside backplate internal surface contacts, inboard backplate upper surface is connected with first top backplate. Has the advantages that: drive outside backplate and inboard backplate respectively through first jack and second jack and stretch out and draw back, cooperate second top backplate and first top backplate to realize that adjacent faces the sealed supporting between the frame, prevent that the waste rock from revealing.
Description
Technical Field
The invention relates to the technical field of coal mine supporting devices, in particular to a side guard plate of a telescopic beam of a hydraulic support.
Background
The coal mine hydraulic support is extremely important to keep in a normal state, the technology of the hydraulic support has been developed for many years, but in a working face where part of a coal mine roof is broken and easy to collapse, due to the structural characteristics of the support, a section of area which cannot be sealed appears on the roof between adjacent supports after a telescopic beam extends out, broken waste rocks can continuously leak from a gap, and the quality of coal is influenced by the leakage of a large amount of waste rocks; a support with a blank leakage at the front end of the hydraulic support cannot be connected with a top plate, so that the normal state of the support is influenced, coal mining is influenced, and the support can be directly pressed to be dead by a serious top plate to cause the working face to be incapable of normally mining.
Disclosure of Invention
The invention aims to solve the problems and provide a hydraulic support telescopic beam side guard plate, in a preferable technical scheme of the technical schemes provided by the invention, a first jack and a second jack respectively drive an outer side guard plate and an inner side guard plate to stretch, and the second top guard plate and the first top guard plate are matched to realize sealing support between adjacent frames and prevent gangue leakage and other technical effects, which are elaborated below.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a telescopic beam side guard plate of a hydraulic support, which comprises a top beam, wherein a first jack is arranged on the bottom surface of the top beam, the telescopic end of the first jack is far away from the top beam along the width direction of the top beam and is connected with an outer side guard plate, the upper surface of the outer side guard plate is connected with a second top guard plate, and the second top guard plate extends to the position above the top beam;
the back timber bottom surface is connected with flexible roof beam, flexible roof beam bottom surface is connected with the second jack, the flexible end of second jack is followed the width direction of back timber is kept away from the back timber just is connected with inboard backplate, inboard backplate surface with outside backplate internal surface contacts, inboard backplate upper surface is connected with first top backplate, first top backplate extends to the back timber top just is located second top backplate below.
Adopt above-mentioned one kind hydraulic support telescopic beam side backplate, during the use, through first jack drives the outside backplate along the width direction of back timber removes, makes the outside backplate contacts with adjacent support, through the second jack drives the inside slide removes, makes the inside slide with outside slide synchronous motion, first top backplate with the second top backplate is along with respectively the inboard backplate with the outside backplate removes, through first top backplate with the sealed support between two adjacent support is realized to the second top backplate, prevents that the waste rock from revealing.
Preferably, the bottom surface of the top beam is connected with a vertical plate, the vertical plate extends along the length direction of the top beam, a first jack is installed on the inner side of the vertical plate, and the telescopic end of the first jack penetrates through the vertical plate and is connected with the outer side protection plate.
Preferably, the vertical plate has two blocks.
Preferably, the surface of the vertical plate is provided with a guide hole in a penetrating manner, the inner side surface of the outer side protection plate is connected with a guide rod, and the guide rod is in clearance fit with the guide hole.
Preferably, the top beam bottom surface is connected with a bearing frame, the telescopic beam comprises a bearing plate, the bearing plate bottom surface is connected with the second jack, the end part of the bearing plate close to the top beam is connected with a sliding frame, and the sliding frame is slidably mounted inside the bearing frame.
Preferably, a through groove is formed in the surface, close to the inner side protection plate, of the vertical plate in a penetrating mode, an elastic telescopic rod is connected to the bottom face of the sliding frame, and the telescopic end of the elastic telescopic rod penetrates through the through groove and is connected with the inner side protection plate.
Preferably, the elastic telescopic rod comprises a fixed pipe, the fixed pipe is installed at the bottom of the sliding frame, a sliding cavity is formed in the fixed pipe, the sliding cavity penetrates through the fixed pipe and is far away from the end face of the sliding frame, a sliding rod is installed in the sliding cavity through a supporting spring, and the sliding rod penetrates through the through groove and is connected with the inner side protection plate.
Preferably, a side baffle is connected to an end portion, far away from the top beam, of the bearing plate, and is used for protecting the second jack.
Preferably, the inner side surface of the inner side protection plate is connected with a movable inserting plate with a through hole, the vertical plate is close to the side surface of the inner side protection plate and is connected with a fixed inserting plate with a through hole, the fixed inserting plates are two in number and are symmetrically distributed along the sliding direction of the sliding frame, and the fixed inserting plates are matched with the movable inserting plate and the pin shaft to realize the stretching locking and the contraction locking of the telescopic beam.
Preferably, the surface of the bearing plate is connected with a limiting block, and the limiting block corresponds to the end part of the top beam.
Has the advantages that: drive outside backplate and inboard backplate respectively through first jack and second jack and stretch out and draw back, cooperate second top backplate and first top backplate to realize that adjacent faces the sealed supporting between the frame, prevent that the waste rock from revealing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic bottom perspective view of the present invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 2;
fig. 4 is a schematic top view perspective of the present invention.
The reference numerals are explained below:
1. a top beam; 101. a vertical plate; 102. a guide hole; 103. a guide bar; 104. a bearing frame; 105. fixing the inserting plate; 106. a through groove; 2. a first jack; 3. a telescopic beam; 301. a carrier plate; 302. a side dam; 303. a sliding frame; 304. a limiting block; 4. a second jack; 5. an inner guard plate; 501. a movable plug board; 502. a first top guard plate; 6. an outer guard plate; 601. a second top guard plate; 7. an elastic telescopic rod; 701. a fixed tube; 702. a supporting spring; 703. a sliding cavity; 704. a slide bar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1 to 4, the invention provides a side guard plate for a telescopic beam of a hydraulic support, which comprises a top beam 1, wherein a first jack 2 is installed on the bottom surface of the top beam 1, the telescopic end of the first jack 2 is far away from the top beam 1 along the width direction of the top beam 1 and is connected with an outer side guard plate 6, the upper surface of the outer side guard plate 6 is connected with a second top guard plate 601, and the second top guard plate 601 extends to the upper part of the top beam 1;
the bottom surface of the top beam 1 is connected with a telescopic beam 3, the bottom surface of the telescopic beam 3 is connected with a second jack 4, the telescopic end of the second jack 4 is far away from the top beam 1 along the width direction of the top beam 1 and is connected with an inner side protection plate 5, the outer surface of the inner side protection plate 5 is contacted with the inner surface of the outer side protection plate 6, the upper surface of the inner side protection plate 5 is connected with a first top protection plate 502, and the first top protection plate 502 extends to the top of the top beam 1 and is positioned below the second top protection plate 601.
As an optional embodiment, the bottom surface of the top beam 1 is connected with a vertical plate 101, the vertical plate 101 extends along the length direction of the top beam 1, a first jack 2 is installed on the inner side of the vertical plate 101, and the telescopic end of the first jack 2 penetrates through the vertical plate 101 and is connected with the outer side guard plate 6.
The vertical plates 101 are two in number, so that the installation stability of the first jack 2 can be improved.
The surface of the vertical plate 101 is provided with a guide hole 102 in a penetrating manner, the inner side surface of the outer side protection plate 6 is connected with a guide rod 103, the guide rod 103 is in clearance fit with the guide hole 102, and therefore the guide rod 103 is matched with the guide hole 102 to perform limiting and guiding, and the moving stability of the outer side protection plate 6 is guaranteed.
Top beam 1 bottom surface is connected with load-bearing frame 104, flexible roof beam 3 includes loading board 301, loading board 301 bottom surface is connected with second jack 4, loading board 301 is close to the end connection of top beam 1 and has slide frame 303, slide frame 303 slidable mounting is inside load-bearing frame 104, sets up like this, can realize the sliding connection of flexible roof beam 3 and top beam 1, is convenient for realize the flexible of flexible roof beam 3 to be convenient for realize the transportation of device.
The surface of the vertical plate 101 close to the inner side guard plate 5 is provided with a through groove 106 in a penetrating manner, the bottom surface of the sliding frame 303 is connected with an elastic telescopic rod 7, and the telescopic end of the elastic telescopic rod 7 is connected with the inner side guard plate 5 in a penetrating manner through the through groove 106, so that the inner side guard plate 5 can be always tightly attached to the outer side guard plate 6 by the aid of the telescopic elasticity of the elastic telescopic rod 7.
Elastic telescopic rod 7 includes fixed pipe 701, fixed pipe 701 is installed in sliding frame 303 bottom, the inside slip chamber 703 that is provided with of fixed pipe 701, slip chamber 703 runs through the terminal surface that fixed pipe 701 kept away from sliding frame 303, slip chamber 703 is inside to install slide bar 704 through propping a spring 702, slide bar 704 runs through logical groove 106 and is connected with inboard backplate 5, set up like this, the elasticity that utilizes propping a spring 702 can make slide bar 704 slide in fixed pipe 701 is inside, realize elastic telescopic rod 7's elastic expansion.
The end of the bearing plate 301 remote from the top beam 1 is connected with a side baffle 302 for protecting the second jack 4.
The inboard 5 medial surfaces of backplate are connected with the activity picture peg 501 that has the through-hole, and the side that riser 101 is close to inboard backplate 5 is connected with the fixed picture peg 105 that has the through-hole, and fixed picture peg 105 is total two and along the sliding direction symmetric distribution of sliding frame 303 for cooperation activity picture peg 501 and round pin axle realize stretching out locking and shrink locking of flexible roof beam 3, set up like this, can improve the steadiness of telescopic link, the transportation of the realization device of being convenient for.
The bearing plate 301 surface is connected with stopper 304, and stopper 304 is corresponding with back timber 1 tip, sets up like this, carries on spacingly to flexible roof beam 3 through stopper 304, when making flexible roof beam 3 shrink, and fixed picture peg 105 corresponds with activity picture peg 501 accuracy.
Adopt above-mentioned structure, during the use, drive outside backplate 6 through first jack 2 and remove along the width direction of back timber 1, make outside backplate 6 contact with adjacent support frame, drive the removal of inboard slide through second jack 4, make inboard slide and outside slide synchronous motion, first top backplate 502 and second top backplate 601 are along with inboard backplate 5 and outside backplate 6 removal respectively, realize the sealed support between two adjacent support frames through first top backplate 502 and second top backplate 601, prevent that the waste rock from revealing.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a telescopic beam side guard plate of hydraulic support which characterized in that: the lifting device comprises a top beam (1), wherein a first jack (2) is installed on the bottom surface of the top beam (1), the telescopic end of the first jack (2) is far away from the top beam (1) along the width direction of the top beam (1) and is connected with an outer side protection plate (6), a second top protection plate (601) is connected to the upper surface of the outer side protection plate (6), and the second top protection plate (601) extends to the position above the top beam (1);
back timber (1) bottom surface is connected with flexible roof beam (3), flexible roof beam (3) bottom surface is connected with second jack (4), the flexible end of second jack (4) is followed the width direction of back timber (1) is kept away from back timber (1) and be connected with inboard backplate (5), inboard backplate (5) surface with outside backplate (6) internal surface contacts, inboard backplate (5) upper surface is connected with first top backplate (502), first top backplate (502) extend to back timber (1) top just is located second top backplate (601) below.
2. The hydraulic support telescopic beam side guard plate as claimed in claim 1, wherein: the bottom surface of the top beam (1) is connected with a vertical plate (101), the vertical plate (101) extends along the length direction of the top beam (1), a first jack (2) is installed on the inner side of the vertical plate (101), and the telescopic end of the first jack (2) penetrates through the vertical plate (101) and is connected with the outer side protection plate (6).
3. The hydraulic support expansion beam side guard plate of claim 2, wherein: the number of the vertical plates (101) is two.
4. The hydraulic support expansion beam side guard plate of claim 2, wherein: the vertical plate (101) is provided with a guide hole (102) in a penetrating mode on the surface, the inner side face of the outer side protection plate (6) is connected with a guide rod (103), and the guide rod (103) is in clearance fit with the guide hole (102).
5. The hydraulic support expansion beam side guard plate of claim 4, wherein: top beam (1) bottom surface is connected with carriage (104), flexible roof beam (3) are including loading board (301), loading board (301) bottom surface is connected with second jack (4), loading board (301) are close to the end connection of top beam (1) has sliding frame (303), sliding frame (303) slidable mounting be in inside carriage (104).
6. The hydraulic support expansion beam side guard plate of claim 5, wherein: the surface of the vertical plate (101) close to the inner side protection plate (5) is provided with a through groove (106) in a penetrating mode, the bottom surface of the sliding frame (303) is connected with an elastic telescopic rod (7), and the telescopic end of the elastic telescopic rod (7) penetrates through the through groove (106) and is connected with the inner side protection plate (5).
7. The hydraulic support expansion beam side guard plate of claim 6, wherein: elasticity telescopic link (7) are including fixed pipe (701), fixed pipe (701) are installed sliding frame (303) bottom, fixed pipe (701) inside is provided with sliding chamber (703), sliding chamber (703) run through fixed pipe (701) are kept away from the terminal surface of sliding frame (303), sliding chamber (703) inside installs slide bar (704) through propping top spring (702), slide bar (704) run through logical groove (106) and with inboard backplate (5) are connected.
8. The hydraulic support expansion beam side guard plate of claim 5, wherein: the end, far away from the top beam (1), of the bearing plate (301) is connected with a side baffle (302) for protecting the second jack (4).
9. The hydraulic support expansion beam side guard plate of claim 5, wherein: inboard backplate (5) medial surface is connected with movable picture peg (501) that have the through-hole, riser (101) are close to the side of inboard backplate (5) is connected with fixed picture peg (105) that have the through-hole, fixed picture peg (105) are total two and along the sliding direction symmetric distribution of sliding frame (303) is used for the cooperation movable picture peg (501) and round pin axle are realized stretching out locking and shrink locking of flexible roof beam (3).
10. The hydraulic support expansion beam side guard plate of claim 9, wherein: the surface of the bearing plate (301) is connected with a limiting block (304), and the limiting block (304) corresponds to the end part of the top beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111023268.3A CN113605945A (en) | 2021-09-01 | 2021-09-01 | Side guard plate of telescopic beam of hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111023268.3A CN113605945A (en) | 2021-09-01 | 2021-09-01 | Side guard plate of telescopic beam of hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113605945A true CN113605945A (en) | 2021-11-05 |
Family
ID=78309828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111023268.3A Pending CN113605945A (en) | 2021-09-01 | 2021-09-01 | Side guard plate of telescopic beam of hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113605945A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555800A (en) * | 2009-04-30 | 2009-10-14 | 中煤北京煤矿机械有限责任公司 | Compound front beam hydraulic support and applications thereof |
| CN201687496U (en) * | 2010-04-01 | 2010-12-29 | 河北天择重型机械有限公司 | Four-column straight-guidebar wall retaining type filling hydraulic bracket |
| CN202023586U (en) * | 2011-04-08 | 2011-11-02 | 郑州四维机电设备制造有限公司 | Backboard mechanism for paste filling hydraulic support |
| CN106351679A (en) * | 2016-11-09 | 2017-01-25 | 安徽理工大学 | Soil similar coal working face fully sealed shield support device |
| CN210087357U (en) * | 2019-06-21 | 2020-02-18 | 淮南矿业(集团)有限责任公司 | Fully-mechanized coal mining face support |
| CN211623462U (en) * | 2019-12-20 | 2020-10-02 | 郑州煤机综机设备有限公司 | Prevent silt end hydraulic support of bursting |
| CN112282811A (en) * | 2020-09-21 | 2021-01-29 | 中煤盘江重工有限公司 | Novel mining end hydraulic support |
-
2021
- 2021-09-01 CN CN202111023268.3A patent/CN113605945A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555800A (en) * | 2009-04-30 | 2009-10-14 | 中煤北京煤矿机械有限责任公司 | Compound front beam hydraulic support and applications thereof |
| CN201687496U (en) * | 2010-04-01 | 2010-12-29 | 河北天择重型机械有限公司 | Four-column straight-guidebar wall retaining type filling hydraulic bracket |
| CN202023586U (en) * | 2011-04-08 | 2011-11-02 | 郑州四维机电设备制造有限公司 | Backboard mechanism for paste filling hydraulic support |
| CN106351679A (en) * | 2016-11-09 | 2017-01-25 | 安徽理工大学 | Soil similar coal working face fully sealed shield support device |
| CN210087357U (en) * | 2019-06-21 | 2020-02-18 | 淮南矿业(集团)有限责任公司 | Fully-mechanized coal mining face support |
| CN211623462U (en) * | 2019-12-20 | 2020-10-02 | 郑州煤机综机设备有限公司 | Prevent silt end hydraulic support of bursting |
| CN112282811A (en) * | 2020-09-21 | 2021-01-29 | 中煤盘江重工有限公司 | Novel mining end hydraulic support |
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