CN108716414B - Hydraulic support without top beam - Google Patents
Hydraulic support without top beam Download PDFInfo
- Publication number
- CN108716414B CN108716414B CN201810244396.2A CN201810244396A CN108716414B CN 108716414 B CN108716414 B CN 108716414B CN 201810244396 A CN201810244396 A CN 201810244396A CN 108716414 B CN108716414 B CN 108716414B
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- Prior art keywords
- hydraulic
- main body
- hydraulic lifting
- hydraulic pressure
- lifting
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- 239000007788 liquid Substances 0.000 claims description 9
- 239000003245 coal Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 7
- 238000005065 mining Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
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
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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
- E21D15/50—Component parts or details of props
- E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
- E21D15/512—Arrangement of valves
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- 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)
- Load-Engaging Elements For Cranes (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a hydraulic support without a top beam, which comprises a hydraulic lifting main body and a fixed support main body, wherein the hydraulic lifting main body is fixed at the left end of the fixed support main body, the right end of the fixed support main body is provided with a hydraulic lifting control main body, and the left side of the fixed support main body is provided with a traction connecting shaft. The invention provides a non-top-beam hydraulic support, and provides a more efficient and practical coal mine supporting device.
Description
Technical Field
The invention discloses a coal mine supporting device, and particularly relates to a hydraulic support without a top beam.
Background
At present, all the scope uses mechanization gradually in the coal mining process, the coal mining in-process need support the colliery top of exploitation and guarantee the security in the coal mining process, the hydraulic prop that uses usually needs a large amount of manual works to go on in installing the use, and need connect the support between the hydraulic prop of replacing of each group, the installation operation process is loaded down with trivial details and consumes time more, and need adjust a large amount of hydraulic props of periphery in carrying out the altitude mixture control in-process, it is longer to adjust required time, and in the accommodation process, coal mine collection is difficult to carry out, the efficiency of exploitation has been reduced.
Disclosure of Invention
The invention aims to provide a hydraulic support without a top beam, which aims to overcome the defects in the prior art in the background art.
The invention discloses a hydraulic support without a top beam, which comprises a hydraulic lifting main body 1 and a fixed support main body 2, wherein the hydraulic lifting main body 1 is fixed at the left end of the fixed support main body 2, a hydraulic lifting control main body 3 is arranged at the right end of the fixed support main body 2, and a traction connecting shaft 4 is arranged at the left side of the fixed support main body 2.
Preferably, 1 downside of hydraulic pressure lift main part is equipped with piston shoes 5, 1 middle part of hydraulic pressure lift main part is equipped with hydraulic pressure lift storehouse 6, the 6 outsides in hydraulic pressure lift storehouse are equipped with upright mount 7, upright fixed bolster 7 is connected with lifting buckle 8, 6 right sides in hydraulic pressure lift storehouse are equipped with hydraulic circulation inlet 9 and hydraulic circulation liquid outlet 10 respectively, hydraulic pressure lift storehouse 6 is connected with hydraulic pressure lift axle 11, hydraulic pressure lift axle 11 upside is equipped with lifting axle cap 12.
Preferably, the hydraulic lifting main body 1 and the hydraulic lifting control main body 3 are respectively provided with a front group and a rear group, the tops of the two groups of hydraulic lifting main bodies 1 and the tops of the two groups of hydraulic lifting control main bodies 3 are respectively connected through an extended lifting shaft cap 12, and expansion support connectors 13 are arranged at two ends of the lifting shaft cap 12.
Preferably, hydraulic pressure lift control main part 3 improves on hydraulic pressure lift main part 1, lift the axle 11 junction right side at hydraulic pressure lift storehouse 6 and hydraulic pressure and add and establish valves 14, lift the axle 11 junction left side at hydraulic pressure lift storehouse 6 and hydraulic pressure and add and establish lift operating handle 15.
Preferably, the hydraulic lifting main body 1 and the hydraulic lifting control main body 3 are connected through a hydraulic connecting conduit between a hydraulic circulation liquid inlet 9 and a hydraulic circulation liquid outlet 10, and the tail end of the hydraulic connecting conduit is connected with a hydraulic pump.
The invention has the beneficial effects that: the invention provides a non-top-beam hydraulic support, and provides a more efficient and practical coal mine supporting device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the hydraulic lifting main body of the invention.
Fig. 3 is a schematic structural diagram of the hydraulic lifting control main body of the invention.
Illustration of the drawings: 1. the hydraulic lifting device comprises a hydraulic lifting main body, 2, a fixed support main body, 3, a hydraulic lifting control main body, 4, a traction connecting shaft, 5, a sliding shoe, 6, a hydraulic lifting bin, 7, an upright fixed support, 8, a lifting buckle plate, 9, a hydraulic circulating liquid inlet, 10, a hydraulic circulating liquid outlet, 11, a hydraulic lifting shaft, 12, a lifting shaft cap, 13, an expansion supporting connecting port, 14, a valve bank, 15 and a lifting operating handle.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
The utility model provides a no back timber hydraulic support, includes hydraulic pressure lift main part 1 and fixed bolster main part 2, hydraulic pressure lift main part 1 is fixed at 2 left ends of fixed bolster main part, 2 right-hand members of fixed bolster main part are equipped with hydraulic pressure lift control main part 3, 2 left sides of fixed bolster main part are equipped with tractive connecting axle 4.
1 downside of hydraulic pressure lift main part is equipped with piston shoes 5, 1 middle part of hydraulic pressure lift main part is equipped with hydraulic pressure lift storehouse 6, the 6 outsides in hydraulic pressure lift storehouse are equipped with upright mount 7, upright fixed bolster 7 is connected with lifting buckle 8, 6 right sides in hydraulic pressure lift storehouse are equipped with hydraulic circulation inlet 9 and hydraulic circulation liquid outlet 10 respectively, hydraulic pressure lift storehouse 6 lifts an 11 with hydraulic pressure and is connected, 11 upsides in hydraulic pressure lift axle are equipped with lifting axle cap 12.
Hydraulic pressure lift main part 1 and hydraulic pressure lift control main part 3 all are equipped with around two sets ofly, and two sets of hydraulic pressure lift main part 1 and 3 tops of hydraulic pressure lift control main part all connect through the axle cap 12 that lifts that extends, lift 12 both ends of axle cap are equipped with expansion support connector 13.
Hydraulic pressure lift control main part 3 improves on hydraulic pressure lift main part 1, lift 11 junction right sides at hydraulic pressure lift storehouse 6 and hydraulic pressure and add and establish valves 14, lift 11 junction left side at hydraulic pressure lift storehouse 6 and hydraulic pressure and add and establish lift operating handle 15.
All connect through hydraulic connecting pipe between hydraulic pressure circulation inlet 9 and the hydraulic pressure circulation outlet 10 of hydraulic pressure lift main part 1 and hydraulic pressure lift control main part 3, and hydraulic connecting pipe is terminal to be connected with the hydraulic pump.
The invention provides a hydraulic support without a top beam, which comprises the following steps:
the method comprises the following steps: a group of the device is placed in a mine in an initial state, so that the fixing support main body 2 is stably fixed at the bottom of the mine.
Step two: the hydraulic lifting main body 1 or the fixed support main body 2 is controlled by the operation lifting operation handle 15 independently to lift different hydraulic lifting, and when the hydraulic lifting shaft 11 extends at different heights, the top end of the lifting shaft cap 12 is contacted with the top of a mine and upwards supports the top of the mine, and the independent control lifting degree can adapt to the uneven area of the top of the mine.
Step three: after the lifting shaft cap 12 supports the top of the mine, the supporting part and the stability around the supporting part are reinforced, the phenomenon that the supporting part partially falls or even collapses due to vibration when mining is carried out is avoided, the transverse area of the lifting shaft cap 12 is large, the distance between each group can be properly increased when supporting is carried out, and surrounding mining personnel have a large moving range.
The invention provides a non-top-beam hydraulic support, and provides a more efficient and practical coal mine supporting device.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions are considered to be within the protective scope of the present invention.
Claims (3)
1. A hydraulic support without a top beam comprises a hydraulic lifting main body and a fixed support main body, wherein the hydraulic lifting main body is fixed at the left end of the fixed support main body, a hydraulic lifting control main body is arranged at the right end of the fixed support main body, and a traction connecting shaft is arranged at the left side of the fixed support main body;
the hydraulic lifting device is characterized in that a sliding shoe is arranged on the lower side of the hydraulic lifting main body, a hydraulic lifting bin is arranged in the middle of the hydraulic lifting main body, an upright fixing support is arranged on the outer side of the hydraulic lifting bin and is connected with a lifting buckle plate, a hydraulic circulating liquid inlet and a hydraulic circulating liquid outlet are respectively arranged on the right side of the hydraulic lifting bin, the hydraulic lifting bin is connected with a hydraulic lifting shaft, and a lifting shaft cap is arranged on the upper side of the hydraulic lifting shaft;
the hydraulic lifting control main part is improved on the hydraulic lifting main part, the hydraulic lifting bin and the hydraulic lifting shaft joint right side are added and are established the valves, the hydraulic lifting bin and the hydraulic lifting shaft joint left side are added and are established the lift operating handle.
2. The cap-free hydraulic support according to claim 1, wherein: hydraulic pressure lift main part and hydraulic pressure lift control main part all are equipped with around two sets ofly, and two sets of hydraulic pressure lift main parts and hydraulic pressure lift control main part top all are connected through the axle cap that lifts that extends, it is equipped with the expansion support connector to lift the axle cap both ends.
3. The cap-free hydraulic support according to claim 1, wherein: all connect through hydraulic pressure connecting conduit between hydraulic pressure circulation inlet and the hydraulic pressure circulation liquid outlet of hydraulic pressure lift main part and hydraulic pressure lift control main part, and hydraulic pressure connecting conduit is terminal to be connected with the hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810244396.2A CN108716414B (en) | 2018-03-23 | 2018-03-23 | Hydraulic support without top beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810244396.2A CN108716414B (en) | 2018-03-23 | 2018-03-23 | Hydraulic support without top beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108716414A CN108716414A (en) | 2018-10-30 |
| CN108716414B true CN108716414B (en) | 2020-12-11 |
Family
ID=63898792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810244396.2A Active CN108716414B (en) | 2018-03-23 | 2018-03-23 | Hydraulic support without top beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108716414B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87205395U (en) * | 1987-11-28 | 1988-08-17 | 通化市煤矿机械厂 | Roof-cutting prop with anti-fall & anti-skid device |
| DE20309390U1 (en) * | 2003-06-16 | 2003-08-21 | Mahlscheid Maschinen Und Appba | Hydraulic single and double stroke stamp with repair security |
| CN101793155B (en) * | 2010-02-08 | 2012-05-30 | 河南理工大学 | Convenient and fast constant-resistance type temporary support strut |
| CN102135002A (en) * | 2011-01-27 | 2011-07-27 | 东北大学 | Remotely controlled mechanical telescopic support pillar |
| CN102748042B (en) * | 2012-07-10 | 2015-04-15 | 北京诚田恒业煤矿设备有限公司 | Valve-column integrated type hydraulic bracket supporting column for coal mine |
| CN105178990A (en) * | 2015-08-26 | 2015-12-23 | 天地科技股份有限公司 | Series-connection hydraulic support for tunnel floor dinting |
| CN107269305A (en) * | 2017-08-22 | 2017-10-20 | 山东省田庄煤矿 | Brettis is combined without clad |
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2018
- 2018-03-23 CN CN201810244396.2A patent/CN108716414B/en active Active
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| CN108716414A (en) | 2018-10-30 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210401 Address after: 272000 Wang Yin Town, Jining high tech Zone, Jining City, Shandong Province Patentee after: Shandong Menglu Mining Engineering Co.,Ltd. Address before: 272000 Wangyin Town, high tech Development Zone, Jining City, Shandong Province Patentee before: SHANDONG TIANZHUANG COAL MINE Co.,Ltd. |
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| TR01 | Transfer of patent right |