CN103993897B - A kind of method that uses tension pick-up correction work face hydraulic support group linearity - Google Patents
A kind of method that uses tension pick-up correction work face hydraulic support group linearity Download PDFInfo
- Publication number
- CN103993897B CN103993897B CN201410103883.9A CN201410103883A CN103993897B CN 103993897 B CN103993897 B CN 103993897B CN 201410103883 A CN201410103883 A CN 201410103883A CN 103993897 B CN103993897 B CN 103993897B
- Authority
- CN
- China
- Prior art keywords
- tension pick
- linearity
- hydraulic support
- press rope
- steel wire
- 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.)
- Active
Links
- 238000012937 correction Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 230000008859 change Effects 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
Use a method for tension pick-up correction work face hydraulic support group linearity, the steel wire rope of a tension is set between the head of scratch board conveyor and tail; On scratch board conveyor, at interval of certain distance, two press rope wheels are set, described steel wire rope is between two press rope wheels, and the top of two press rope wheels arranges tension pick-up; In the course of the work, one of them of steel wire rope and two press rope wheels comes in contact the tension pick-up numerical value change causing on it, adjust the pushing and sliding action of the hydraulic support at this chute place, press rope wheel place by described numerical value change, thereby keep the linearity of scratch board conveyor to keep the linearity of working surface hydraulic support group with this. The present invention only needs to increase a steel wire rope and several tension pick-up on the basis of existing equipment, and transformation amount is little, is applicable to large-scale popularization; The detection data that the correction of linearity only needed to consider to tension pick-up, can realize unattended automation mechanized operation.
Description
Technical field
The present invention relates to a kind of bearing calibration of working surface hydraulic support group linearity, relate in particular to a kind of tension pick-up that usesThe bearing calibration of support group linearity.
Background technology
Coal-face is arranged in order and forms hydraulic support group at working face by many hydraulic supports, realizes face roofSupport and the migration to scratch board conveyor (scraper-trough conveyer). In the time of work, in order to realize the normal operation of working face, multiple workBetween face hydraulic support, need the linearity that keeps certain, multiple working surface hydraulic supports are substantially on same straight line. WithTime, in coal mining process, scratch board conveyor is the track of coal-winning machine operation, so at the linearity of working surface hydraulic support beEnsure the prerequisite of scratch board conveyor linearity, finally for coal-winning machine thereon reaches good coal cutting effect.
In the prior art, the control of linearity relies on the passing stroke of stroke sensor to judge there is no a set of verification substantiallyFeedback mechanism, once stroke sensor breaks down, can make the linearity of each hydraulic support and scratch board conveyor occur partially largePoor, the serious down-hole accident that also can bring, brings serious impact to the normal mining work of working face.
It is three straight that fully-mechanized mining working requires: support is straight, scraper-trough conveyer is straight, rib is straight, and coal-winning machine is walked on scraper-trough conveyer, and scraper-trough conveyer is straightNot straight, determine that rib is directly or not, support is again taking scraper-trough conveyer as benchmark, capable as measurement means moves frame taking stroke sensorThe measurement of journey and control, therefore can find out, it is on scraper-trough conveyer that working face is looked for straight key point, and scraper-trough conveyer has played to be formed a connecting linkEffect.
For this reason, a kind of safe and reliable working surface hydraulic support linearity control system of development is badly in need of in this area, is used for comparatively smartReally and easily adjust the linearity of working surface hydraulic support group.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of method that uses tension pick-up correction work face hydraulic support group linearity,The steel wire rope of a tension is set between the head of scratch board conveyor and tail; On scratch board conveyor at interval of certain distanceTwo press rope wheels are set, and described steel wire rope is between two press rope wheels, and the top of two press rope wheels arranges tension pick-up;In the course of the work, one of them of steel wire rope and two press rope wheels comes in contact the tension pick-up numerical value change causing on it,Adjust the pushing and sliding action of the hydraulic support at this chute place, press rope wheel place by described numerical value change, keep scratch board conveyor with thisThereby linearity keep the linearity of working surface hydraulic support group.
Preferably described two press rope wheels are the first press rope wheel and the second press rope wheel, and wherein the first press rope wheel is near coal-face oneSide arranges, and the second press rope wheel is away from coal-face one side setting.
The invention has the advantages that: on the basis of existing equipment, only need to increase a steel wire rope and several tension pick-upCan, transformation amount is little, is applicable to large-scale popularization; The correction of linearity is only needed to consider to the detection data of tension pick-up,Can realize unattended automation mechanized operation.
Brief description of the drawings
Accompanying drawing 1 is the executive system of the method for use tension pick-up correction work face hydraulic support group linearity of the present inventionStructure diagram (normal condition);
Accompanying drawing 2 is the executive system of the method for use tension pick-up correction work face hydraulic support group linearity of the present inventionStructure diagram (comprise pushing and sliding cross position and pushing and sliding state not in place);
Accompanying drawing 3 is the schematic diagram of tension pick-up device in the method for the invention.
Reference numeral is as follows:
1-steel wire rope; 2-the first press rope wheel; 3-the second press rope wheel; 4-tension pick-up; 5-spring; 6-hydraulic oilCylinder.
Detailed description of the invention
Below in conjunction with accompanying drawing, the system of use tension pick-up correction work face hydraulic support group linearity of the present invention is enteredRow is described in detail. Referring to accompanying drawing 1, use the system of tension pick-up correction work face hydraulic support group linearity to comprise scraper plate fortuneDefeated machine (not shown), is provided with the steel wire rope of a tension between the head of scratch board conveyor and tail, preferably steel wire rope one endFixing, the other end, by spring connecting fluid compressing cylinder, is adjusted the length of steel wire rope, by the adjusting of spring by hydraulic jackPrevent steel wire rope tension tension; Scratch board conveyor comprises more piece chute, every 10～20 joint chutes, a set of tension pick-up is setDevice, referring to accompanying drawing 3, tension pick-up device comprises two press rope wheels and is arranged on two tension pick-ups on press rope wheel,Wherein press rope wheel can be set directly on chute, in two press rope wheels, is first near the press rope wheel of coal-face one sidePress rope wheel, the press rope wheel of opposite side is the second press rope wheel, steel wire rope is arranged between two press rope wheels, for ensureing that steel wire rope existsIn the course of work, do not shake or floating, extra rope press device can be set, as buckle etc., rope press device can arrangeOn every joint chute.
In the course of the work, as shown in Figure 1, steel wire rope is between two press rope wheels, in tension pick-up for initial stateThere is no numerical value, after digging after a while, the position of each chute of scratch board conveyor changes, thereby makes press rope wheelPosition change, as shown in Figure 2, when occur pushing and sliding cross position situation time, steel wire rope pushes the second press rope wheel, fromAnd bring certain numerical value change to tension pick-up, in the time there is pushing and sliding situation not in place, rope is pressed in steel wire rope extruding firstWheel, thus certain numerical value change brought to tension pick-up, the positive and negative difference of both numerical value, thus can judge accuratelyGo out the pushing and sliding situation at this tension sensing device place. In the course of the work, adjusting this press rope wheel place by described numerical value change slipsThe pushing and sliding action of the hydraulic support at groove place, while mistake, controls near the hydraulic support rollback in this place as there are pushing and sliding when somewhere,In the time that somewhere generation pushing and sliding are not in place, control near the hydraulic support benefit in this place and push away, until the number of the tension pick-up at this placeTill value is normal, thereby keep the linearity of scratch board conveyor to keep the linearity of working surface hydraulic support group with this.
Each tension pick-up connects control cabinet, and its tension variation situation is transferred to working face control system, work by control cabinetMake face control system and drive each hydraulic support to supplement pushing and sliding according to tension force situation everywhere, finally make the number of each tension pick-upValue is all zero,, in the steel wire rope state between two press rope wheels just, makes scratch board conveyor entirety maintain its headOn the straight line limiting with tail, thereby make the hydraulic support of working face also can be maintained in straight line, keep satisfiedLinearity.
The above be only preferably detailed description of the invention of patent of the present invention, but the protection domain of patent of the present invention does not limit toIn this, be anyly familiar with in technical scope that those skilled in the art disclose in patent of the present invention the change that can expect easilyChange or replace, within all should being encompassed in the protection domain of patent of the present invention.
Claims (2)
1. a method that uses tension pick-up correction work face hydraulic support group linearity, is characterized in that:
The steel wire rope of a tension is set between the head of scratch board conveyor and tail;
On scratch board conveyor, at interval of certain distance, tension pick-up device is set, described tension pick-up device comprises two pressuresRope sheave, described steel wire rope is between two press rope wheels, and the top of two press rope wheels arranges tension pick-up;
In the course of the work, one of them of steel wire rope and two press rope wheels comes in contact the tension pick-up numerical value causing on it and becomesChange, adjust the pushing and sliding action of the hydraulic support at this chute place, press rope wheel place by described numerical value change, keep scraper plate transport with thisThereby the linearity of machine keeps the linearity of working surface hydraulic support group.
2. the method for use tension pick-up correction work face hydraulic support group linearity as claimed in claim 1, its feature existsIn: described two press rope wheels are the first press rope wheel and the second press rope wheel, and wherein the first press rope wheel is near coal-face one side setting,The second press rope wheel is away from coal-face one side setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103883.9A CN103993897B (en) | 2014-03-19 | 2014-03-19 | A kind of method that uses tension pick-up correction work face hydraulic support group linearity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103883.9A CN103993897B (en) | 2014-03-19 | 2014-03-19 | A kind of method that uses tension pick-up correction work face hydraulic support group linearity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103993897A CN103993897A (en) | 2014-08-20 |
| CN103993897B true CN103993897B (en) | 2016-05-18 |
Family
ID=51308204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410103883.9A Active CN103993897B (en) | 2014-03-19 | 2014-03-19 | A kind of method that uses tension pick-up correction work face hydraulic support group linearity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103993897B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106895771B (en) * | 2017-04-18 | 2023-04-28 | 山东科技大学 | Colliery hydraulic support arranges straightness accuracy detection device |
| CN108106569B (en) * | 2017-11-28 | 2021-02-05 | 北京天地玛珂电液控制系统有限公司 | Fully mechanized coal mining face straightness detection method and system based on vision |
| CN112196593B (en) * | 2020-10-09 | 2022-10-04 | 山东科技大学 | Hydraulic support straightness detection device and working method thereof |
| CN115289956B (en) * | 2022-10-10 | 2022-12-23 | 太原向明智控科技有限公司 | Fault detection method and system for stroke sensor of mining hydraulic support |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2249700C1 (en) * | 2004-01-26 | 2005-04-10 | Институт горного дела Сибирского отделения Российской Академии наук (статус государственного учреждения) | Complex for extraction of ore from support trench blocks |
| CN2825954Y (en) * | 2005-07-01 | 2006-10-11 | 李泽宇 | Support-moving reference apparatus for hydraulic support with slip roof timber |
| CN102661162B (en) * | 2012-05-10 | 2015-02-18 | 北京天地玛珂电液控制系统有限公司 | Coalface straightness control method |
| CN202864372U (en) * | 2012-09-08 | 2013-04-10 | 宿州市恒泰电器有限公司 | Off-tracking sensor for mining belt conveyor |
| CN202897405U (en) * | 2012-11-16 | 2013-04-24 | 金仙惠 | Belt conveyor take-up car with induction |
| CN203461470U (en) * | 2013-02-28 | 2014-03-05 | 宝山钢铁股份有限公司 | Belt conveyer spillage detection device |
-
2014
- 2014-03-19 CN CN201410103883.9A patent/CN103993897B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103993897A (en) | 2014-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103993897B (en) | A kind of method that uses tension pick-up correction work face hydraulic support group linearity | |
| CN102431784B (en) | Attitude control system and method based on wireless three-dimensional gyroscope technology for scraper conveyer | |
| CN106986142A (en) | Based on pull pressure sensor fully mechanized coal face drag conveyor automatic alignment device and method | |
| CN203541170U (en) | T-shaped elevator guide rail straightener | |
| CN205169527U (en) | Glass board detects sieving mechanism | |
| CN101358532A (en) | Shield support | |
| CN103912293B (en) | A kind of system that uses tension pick-up correction work face hydraulic support group linearity | |
| CN104131814A (en) | Coal cutter coal rock interface simulation experiment apparatus | |
| CN103912298B (en) | A kind of method that uses encoder correction work face hydraulic support group linearity | |
| CN103912296A (en) | Working face equipment positioning system based on image measurement | |
| CN202337271U (en) | Railway wheel position detection device | |
| CN103912294B (en) | A kind of working surface hydraulic support group linearity control method that uses optical fiber | |
| CN203714730U (en) | Novel belt anti-skid device | |
| CN204421872U (en) | Width, thickness detection apparatus | |
| CN103802901A (en) | Crawler type excavator capable of detecting tensioning degree of crawler | |
| CN103912297B (en) | A kind of working surface hydraulic support group linearity control system that uses optical fiber | |
| CN204644643U (en) | Detect the checkout gear of leading pearl on pearl bar | |
| CN203876771U (en) | Self-adaptive walking deviation detection device for mining machinery | |
| CN203173438U (en) | Cigarette turnover device for cigarette conveying equipment | |
| CN202022613U (en) | Double-roller centering and rectifying device | |
| CN103922080B (en) | A kind of fully-mechanized mining working automatic takeup and control method thereof | |
| CN205183578U (en) | Stock and semi -manufactured goods guider that floats | |
| CN205146893U (en) | Rolling plate -type controlling means | |
| CN203948100U (en) | Coal-winning machine coal-rock interface analogue experiment installation | |
| CN204115698U (en) | For measuring the measurement mechanism of equipment under test straight-line displacement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100013, Beijing, Chaoyang District, Hepingli Youth ditch East Road, building 5, one floor Patentee after: CCTEG Beijing Tianma Intelligent Control Technology Co.,Ltd. Address before: 100013, Beijing, Chaoyang District, Hepingli Youth ditch East Road, building 5, one floor Patentee before: BEIJING TIANDI-MARCO ELECTRO-HYDRAULIC CONTROL SYSTEM Co.,Ltd. |