CN202788936U - Self-moving type telescopic frame wall for blocking off - Google Patents
Self-moving type telescopic frame wall for blocking off Download PDFInfo
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- CN202788936U CN202788936U CN 201220289612 CN201220289612U CN202788936U CN 202788936 U CN202788936 U CN 202788936U CN 201220289612 CN201220289612 CN 201220289612 CN 201220289612 U CN201220289612 U CN 201220289612U CN 202788936 U CN202788936 U CN 202788936U
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- hydraulic jack
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Abstract
The utility model relates to a self-moving type telescopic frame wall for blocking off. The technical scheme is that the self-moving type telescopic frame wall for the blocking off comprises a base seat and a vertical portion. The vertical portion is rotatably connected with the base seat portion, and swinging hydraulic jacks capable of adjusting the included angle between the vertical portion and the base seat portion are arranged on the surfaces of the vertical portion and the base seat portion. The vertical portion comprises a vertical base portion and a vertical extensile portion capable of stretching out of the vertical base portion, and one ends of the swinging hydraulic jacks are arranged on the surface of the vertical base portion. The self-moving type telescopic frame wall for the blocking off further comprises a movable base seat and a base seat movable hydraulic jack opposite to ground. The self-moving type telescopic frame wall for the blocking off has the advantages that the problem that blocking-off bags restrict production is solved radically, a movable wall is tighter than a bag wall in blocking-off of an upper corner, the movable wall is safer than the bag wall, labor intensity is reduced, labor is saved, and materials are saved.
Description
Technical field:
The utility model relates to engineering machinery, relates in particular to for the scalable shelf wall of the automatic moving type of shutoff.
Background technology:
The back production of the work plane of highly gassy mine, its absolute gas emission rate are sometimes up to about 80 cubic meters per minute.Under the cooperation of taking out in advance before adopting, face gas has obtained effective control, but still a large amount of remaining gas is arranged with exploitation release and accumulate in face upper corner angle.
Build with regard to needs like this and establish loess sack wall and carry out shutoff, because that loess sack wall is built the time of establishing is long, labour intensity is large, in actual production process upper corner unlimited time when vallum long, gas is pump drainage effectively, causes the upper corner gas exceeding limit.The back production of the work plane of highly gassy mine and since when start the coal seam carry a large amount of Gas, so can only be when shutting down vallum, seriously restrict the work plane safety in production.
The utility model content:
The utility model purpose: technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, and a kind of scalable shelf wall of automatic moving type with the leak stopping of fully-mechanized mining working upper corner is provided.Its reasonable in design, use easy and simple to handle, shelf wall height, Inclination maneuver is convenient and result of use is good, can not only support top board, and can reach the high airtight sealing characteristics of fully-mechanized mining working upper corner.
Another purpose of the present utility model provides a kind of multiple effect that has, and flexible adjustment can be used for general shutoff, adapts to the scalable shelf wall of automatic moving type of multiple landform.
In order to reach as above purpose, the utility model is taked following technical scheme: comprise pedestal and vertical part, vertical partly being connected with base part turns connection, on the face of vertical part and base part the hydraulic jack of waving that can regulate two parts angle arranged.
The further technical scheme of the utility model is: described vertical portion is divided the vertical extended part that comprises vertical foundation and can stretch out vertical foundation, and a described end that waves hydraulic jack is positioned on the face of vertical foundation.
The further technical scheme of the utility model is: also comprising can mobile foundation and the pedestal movable hydraulic jack of ground relative position.
The further technical scheme of the utility model is: the described hydraulic jack of waving has more than one.
The further technical scheme of the utility model is: described vertical extended part is connected in vertical foundation by vertical hydraulic jack.
The further technical scheme of the utility model is: described vertical hydraulic jack has more than one.
The further technical scheme of the utility model is: described pedestal movable hydraulic jack has more than one.
The further technical scheme of the utility model is: described hydraulic jack and the pedestal of waving is 60 degree angles.
Adopt as above the utility model of technical scheme: have following beneficial effect:
(1) fundamentally solved a shutoff sack wall restriction production difficult problem.
When adopting the mobile wall leak stopping, only need manipulation valve handle that mobile wall is moved forward, then a small amount of the base established the loess sack and get final product, can form rapidly leak stopping, saved the shutoff sack wall time, solved greatly shutoff sack wall and restricted a production difficult problem.
(2) mobile wall is more tight to the shutoff of upper corner than sack wall.
Because mobile wall is an integral wall, without any the slit, tight with the filling of loess sack around the body of wall, mobile wall can be close to top board and section of side, forms tight shutoff, more can effectively reduce compared with loess sack wall and leak out.
(3) mobile wall uses safer than sack wall.
Near for a long time operation break line of personnel that the sack wall builds that the chief drawback is when establishing consists of greatly personal security and to threaten, and during the caving prop drawing, old sky and top board stride, and alter coal (cash) and hurt sb.'s feelings.Because the supporting role that mobile wall itself rises top board, and only need operated from a distance in adjacent stent of personnel are therefore, safer than sack wall.And, when work plane when going down the hill to push to adopt, mobile wall can stop that a large amount of coals of old sky (cash) scurry out, can very effective protection operating personnel safety.For upper corner provides a complete shielded operating environment.
(4) reduce labour intensity, save the labour.
The use of mobile wall has reduced the workload of workman from ground dress loess sack, fortune loess sack and base loess sack wall, originally build one sack wall and need consume about more than 300 sacks, so just need at least 10 workmans to be engaged in dress, fortune, build operation, and mobile wall at most only needs about 50 sacks after using, significantly reduced operation, alleviate significantly workman's labour intensity, liberated productivity.
(5) economical with materials
Loess sack wall in use since top board stride etc., the sack that really can repeat to recycle seldom, and mobile wall can reuse, and has saved material, this novel material of can greatly saving is used.
Description of drawings:
In order to further specify the utility model, further describe below in conjunction with accompanying drawing:
Fig. 1 is the not deployed configuration schematic diagram of utility model;
Fig. 2 is structural representation in the course of work of utility model;
Wherein: 1. vertical extended part; 2. vertical hydraulic jack; 3. vertical foundation; 4. wave hydraulic jack; 5. pedestal; 6. pedestal movable hydraulic jack.
The specific embodiment:
Below in conjunction with accompanying drawing embodiment of the present utility model is described, embodiment does not consist of restriction of the present utility model:
In conjunction with Fig. 1 and Fig. 2:
Described vertical portion is divided the vertical extended part 1 that comprises vertical foundation 3 and can stretch out vertical foundation 3, and a described end that waves hydraulic jack 4 is positioned on the face of vertical foundation 3.
Also comprising can mobile foundation and the pedestal movable hydraulic jack 6 of ground relative position.
The described hydraulic jack 4 of waving has more than one.
Described vertical extended part 1 is connected in vertical foundation 3 by vertical hydraulic jack 2.
Described vertical hydraulic jack 2 has more than one.
Described pedestal movable hydraulic jack 6 has more than one.
The described hydraulic jack 4 of waving is 60 degree angles with pedestal.
Above-described radicals etc. do not cause restriction to implementation of the present utility model.
The work plane ocurrence of coal seam is unstable, and the not first-class each side factor of head-room must solve a following difficult problem when mobile wall designs.
(1) solves that head-room differs and the scalable body of wall that designs: be installed on vertical hydraulic jack 2 in the mobile wall, can regulate the body of wall height according to head-room, reach the shutoff purpose.
(2) change the swung body of wall of design according to roadway gradient: the work plane base plate of rolling back and rationalizing is unstable sometimes, the section of pushing to adopt of namely going up a hill has again the section of pushing to adopt of going down the hill, and gradient maximum reaches 12 °, in order to overcome the above problems, specialized designs the swing type wall apparatus of mobile wall, make body of wall remain vertical with horizontal plane.
(3) be convenient to draw the pedestal movable hydraulic jack 6 that moves operational design: this mobile wall quality reaches more than 2 tons, conveniently to draw in order using and to move, and is provided with specially pedestal movable hydraulic jack 6, moves forward synchronously with working surface hydraulic support.
(4) high seal: because upper corner gas drainage under suction must reach effectively reliable, therefore the extraction plugging effect when therefore fully taking into account its actual use when manufacturing and designing mobile wall is made in strict accordance with requiring during fabrication, thereby is reached high airtight performance.
(5) the anti-high strength of pressing: abominable because of subsurface environment, condition is changeable, therefore takes into full account its resistance to pressure in actual use when this mobile wall of design.Employed material mostly is mining withstand voltage i iron, can bear the above compression failure of 1000KN.
Mobile wall mainly is comprised of base, swing body of wall, flexible body of wall and three hydraulic jack.The long 2.5m of base, wide 1.5m, high 0.3m, 2.7 meters of mobile wall minimum altitudes, 3.5 meters of maximum heights.
A hydraulic jack is installed in the base forward position, be connected to superpower of last group of rolling back and rationalizing with chain after, move mobile wall and advance in order to draw, realize certainly moving of body of wall.
Hydraulic jack of vertical installing in the body of wall can realize that flexible body of wall changes to adapt to head-room.Body of wall adopts one to become the hydraulic jack of 60 ° of layouts to link to each other with base simultaneously, in order to regulate the angle of body of wall and base, keeps body of wall vertical with horizontal plane all the time, to adapt to the variation of roadway gradient, prevents from toppling over when climb and fall.
Glide when preventing the mobile wall descending, be connected on the adjacent stent with antiskid chain behind the body of wall.The mobile wall operation is carried out remote-controlled operation by the access of support control valve.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the manual just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. the scalable shelf wall of automatic moving type that is used for shutoff, it is characterized in that: comprise pedestal (5) and vertical part, vertical part is connected with base part and is turned connection, vertically partly and have on the face of base part can regulate two parts angle wave hydraulic jack (4).
2. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 1, it is characterized in that: described vertical portion is divided the vertical extended part (1) that comprises vertical foundation (3) and can stretch out vertical foundation (3), and a described end that waves hydraulic jack (4) is positioned on the face of vertical foundation (3).
3. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 1 is characterized in that: also comprising can mobile foundation and the pedestal movable hydraulic jack (6) of ground relative position.
4. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 1, it is characterized in that: the described hydraulic jack (4) of waving has more than one.
5. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 2, it is characterized in that: described vertical extended part (1) is connected in vertical foundation (3) by vertical hydraulic jack (2).
6. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 5, it is characterized in that: described vertical hydraulic jack (2) has more than one.
7. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 3, it is characterized in that: described pedestal movable hydraulic jack (6) has more than one.
8. the scalable shelf wall of the automatic moving type for shutoff as claimed in claim 1 is characterized in that: the described hydraulic jack (4) of waving is 60 degree angles with pedestal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220289612 CN202788936U (en) | 2012-06-19 | 2012-06-19 | Self-moving type telescopic frame wall for blocking off |
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CN 201220289612 CN202788936U (en) | 2012-06-19 | 2012-06-19 | Self-moving type telescopic frame wall for blocking off |
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CN202788936U true CN202788936U (en) | 2013-03-13 |
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CN 201220289612 Expired - Fee Related CN202788936U (en) | 2012-06-19 | 2012-06-19 | Self-moving type telescopic frame wall for blocking off |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103628917A (en) * | 2013-08-16 | 2014-03-12 | 淮南郑煤机舜立机械有限公司 | Upper corner gas blocking device of coal mining working face |
CN108252729A (en) * | 2018-01-30 | 2018-07-06 | 临沂矿业集团有限责任公司 | A kind of prevention high pressure projective water point is without press seal wall |
CN109209479A (en) * | 2018-10-29 | 2019-01-15 | 华北科技学院 | A kind of roadway head disaster partition method |
CN109356649A (en) * | 2018-10-29 | 2019-02-19 | 华北科技学院 | A kind of waterproof lock wall of roadway head disaster isolation |
CN109827070A (en) * | 2019-03-12 | 2019-05-31 | 西安科技大学 | A kind of rapid closing upper corner prevents the experimental provision and method of gas leakage |
CN110344869A (en) * | 2019-08-01 | 2019-10-18 | 郑州煤矿机械集团股份有限公司 | Coal mine crossheading temporary airtight excavation support |
-
2012
- 2012-06-19 CN CN 201220289612 patent/CN202788936U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103628917A (en) * | 2013-08-16 | 2014-03-12 | 淮南郑煤机舜立机械有限公司 | Upper corner gas blocking device of coal mining working face |
CN108252729A (en) * | 2018-01-30 | 2018-07-06 | 临沂矿业集团有限责任公司 | A kind of prevention high pressure projective water point is without press seal wall |
CN109209479A (en) * | 2018-10-29 | 2019-01-15 | 华北科技学院 | A kind of roadway head disaster partition method |
CN109356649A (en) * | 2018-10-29 | 2019-02-19 | 华北科技学院 | A kind of waterproof lock wall of roadway head disaster isolation |
CN109209479B (en) * | 2018-10-29 | 2020-09-15 | 华北科技学院 | Roadway driving face disaster isolation method |
CN109356649B (en) * | 2018-10-29 | 2021-01-01 | 华北科技学院 | Waterproof gate wall for disaster isolation of roadway driving working face |
CN109827070A (en) * | 2019-03-12 | 2019-05-31 | 西安科技大学 | A kind of rapid closing upper corner prevents the experimental provision and method of gas leakage |
CN110344869A (en) * | 2019-08-01 | 2019-10-18 | 郑州煤矿机械集团股份有限公司 | Coal mine crossheading temporary airtight excavation support |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150619 |
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EXPY | Termination of patent right or utility model |