CN202391444U - Beam type retracting device of hydraulic bracket of fully-mechanized coal face - Google Patents
Beam type retracting device of hydraulic bracket of fully-mechanized coal face Download PDFInfo
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- CN202391444U CN202391444U CN 201120547761 CN201120547761U CN202391444U CN 202391444 U CN202391444 U CN 202391444U CN 201120547761 CN201120547761 CN 201120547761 CN 201120547761 U CN201120547761 U CN 201120547761U CN 202391444 U CN202391444 U CN 202391444U
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- mechanized mining
- retracting
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Abstract
The utility model relates to a retracting device of fully-mechanized mining complete equipment of a coal mine, and particularly relates to a beam type retracting device of a hydraulic bracket of a fully-mechanized coal face, solving the problems that the existing windlass and a steel wire rope are used for drawing, the potential safety hazard is great, the labor intensity is high, the retracting speed is slow and the like. The retracting device comprises a frame retracting covering bracket. The frame retracting covering bracket comprises a base, front and back connecting rods, a covering beam, a top beam and a stand column, wherein the base is internally provided with a pushing rod and a pushing oil cylinder; the retracting device further comprises a rigid triangular beam type retracting device consisting of a cross beam, a vertical beam and an inclined supporting beam; a guide sleeve is arranged at the outer side of the base of a lateral side retracting covering bracket; the vertical beam is arranged in the guide sleeve in a penetrating manner and the vertical beam is provided with a chain adjusting device; the chain adjusting device is connected with a chain; and a power output end of the pushing rod of each retracting covering bracket is hinged with the cross beam. A bracket to be retracted automatically moves and retracts, the speed of retracting and moving the bracket of the fully-mechanized coal face to a reversed face is improved, the labor intensity of workers is reduced, the production efficiency is improved, the production safety of the coal mine is enhanced, and the high yield and the high efficiency of the fully-mechanized coal face are improved.
Description
Technical field
The utility model relates to returning of a kind of coal mine fully-mechanized mining a complete set of equipment and removes device, is specially a kind of fully-mechanized mining working surface hydraulic support beam type and returns and remove device.
Background technology
The coal mine fully-mechanized mining hydraulic support is the visual plant in the coal mine fully-mechanized mining a complete set of equipment; Quantity is more; Back production is to stopping adopting the line place, and equipment such as coal-winning machine, scraper plate machine and comprehensive mining hydraulic bracket all need be moved next face to be adopted from a work plane and install, the returning of comprehensive mining hydraulic bracket remove be combine adopt a complete set of equipment return remove in a maximum job of workload; Because gangue, the rock that inbreak is arranged accumulated at the hydraulic support rear; Genus pressure concentrates the visualization area geological conditions abominable, and the fully mechanized coal face hydraulic support returns and leans on winch and rope traction when removing at present, flies to slide because wire rope snaps easily; There is great potential safety hazard; And labour intensity is big, return that the speed of removing is slow, inefficiency, and in a word, aspects such as the safety of present this fully-mechanized mining working rack restoring mode, efficiency all can not adapt to the requirement of resettlement fast of high-yield and high-efficiency fully-mechanized mining working.
Summary of the invention
The utility model returns to remove and mostly adopts winch and rope traction to accomplish in order to solve existing fully-mechanized mining working surface hydraulic support; Have that potential safety hazard is big, labour intensity is big, return the speed of removing waits problem slowly; Provide a kind of fully-mechanized mining working surface hydraulic support beam type to return and remove device, shorten the resettlement non-cutting time of fully-mechanized mining working surface hydraulic support.
The utility model is to adopt following technical scheme to realize: the fully-mechanized mining working surface hydraulic support beam type returns removes device; Comprise that at least three returning of being arranged side by side remove shield support; Remove shield support said time and comprise base, front rod, back link, caving shield, back timber; Be connected with column between base and the back timber; Run through in the base and pusher rod is set and passes oil cylinder; In passing the hydraulic control system of oil cylinder, be provided with reversible lock, pusher rod one end is with to pass oil cylinder piston rod end head hinged, and the innovative point of the utility model is that this beam type returns and removes device and also comprise to return the longeron of removing the shield support outside and be connected in rigid triangle beam type that the raker beam between crossbeam, the longeron constitutes by the crossbeam of removing shield support base the place ahead in each go back to, at avris and return and remove device; Avris returns the chassis outer side of removing shield support and is provided with fairlead, and longeron runs through and is arranged in the fairlead, and longeron is provided with chain regulator, is connected with the chain that is connected with the fully-mechanized mining working surface hydraulic support beetle haulage system on the chain regulator; It is hinged with crossbeam respectively that the pusher rod clutch end of shield support is removed in each time.
In order further to optimize the structure that device is removed in this time, improve its function, the utility model has also carried out following architecture advances:
This beam type returns to be removed device and also comprises with returning and remove the trigonum shield support that shield support was arranged side by side and was positioned at fully-mechanized mining working support one side.
Said crossbeam one end and be positioned at fully-mechanized mining working support one side and be hinged with the crossbeam lengthening beam.The crossbeam lengthening beam can be removed span length and the haulage device width is accepted or rejected according to returning, and in addition, crossbeam and crossbeam lengthening beam are connected to form hinged girder, and vertical direction can swing ± and 15 °, can adapt to certain base plate fluctuating.
Formation rigid triangle beam type returns longeron, crossbeam, the raker beam of removing device and connects through bearing pin in twos, and is conveniently detachable, dismantles when helping the conversion work face, transports and re-assembly.
The utility model is to return the actual conditions of removing technology to fully-mechanized mining working surface hydraulic support under the coal mine; Make full use of the fully-mechanized mining working support and remove the shield support function, set up to return the longeron of removing the shield support outside and be connected in rigid triangle beam type that the raker beam between crossbeam, the longeron constitutes and return and remove device by the crossbeam of removing shield support base the place ahead in each go back to, at avris with returning, with chain longeron with treat that the back withdrawing fully-mechanized mining working face support is connected; With the longeron is anchor point; Utilization treats that the realization of back withdrawing fully-mechanized mining working face support passing oil cylinder moves certainly, and progressively from fully-mechanized mining working, withdraws from, simultaneously; It is fulcrum with crossbeam and crossbeam lengthening beam that shield support is removed in each time; In base, pass under the effect of oil cylinder and pusher rod, step type moves forward one by one, moves to next operating position so that remove the shield support group for whole time.Returning when removing the shield support step type and moving, the rigid triangle beam type returns removes the whole same moved further of device.
Compared with prior art, the utility model design concept is rationally advanced, compact conformation; Safety and stability is reliable, has replaced tradition such as dependence winch and rope traction fully and has returned and to remove method, can make to treat back removing supporters oneself retracts and removes; Improve face velocity of fully-mechanized mining working rack restoring resettlement greatly, alleviated labor strength, improved production efficiency; Strengthen coal mine production safety property, eliminated potential safety hazard, improve the high-yield and high-efficiency of fully-mechanized mining working; Through practical proof, be that a kind of very good fully-mechanized mining working surface hydraulic support returns and removes device.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 returns one of structural representation of removing by shield support for avris among Fig. 1;
Fig. 3 returns one of structural representation of removing by shield support for avris among Fig. 1;
Fig. 4 removes the arrangement sketch map of device and fully-mechanized mining working support for said time for the utility model;
Among the figure: 1-returns and removes shield support; The 2-base; The 3-back timber; The 4-column; The 5-pusher rod; The 6-crossbeam; The 7-longeron; The 8-raker beam; The 9-fairlead; The 10-chain regulator; 11-fully-mechanized mining working support; The 12-chain; 13-trigonum shield support; 14-crossbeam lengthening beam; The 15-front rod; The 16-back link; The 17-caving shield; The 18-avris returns removes shield support.
The specific embodiment
The fully-mechanized mining working surface hydraulic support beam type returns removes device; As shown in Figure 1; Comprise that at least three returning of being arranged side by side remove shield support; Remove shield support 1 for said time and comprise base 2, front rod 15, back link 16, caving shield 17, back timber 3, be connected with column 4 between base and the back timber, run through pusher rod 5 being set and passing oil cylinder in the base; In the hydraulic control system of passing oil cylinder, be provided with reversible lock; This reversible lock is existing known products, and its structure and operating principle are well known to those of ordinary skill in the art, and pusher rod one end is hinged with passing oil cylinder piston rod end head; Like Fig. 2, shown in 3; This beam type returns to be removed device and also comprises to return the longeron 7 of removing shield support 18 outsides and be connected in rigid triangle beam type that the raker beam 8 between crossbeam, the longeron constitutes by the crossbeam 6 of removing shield support base 2 the place aheads in each go back to, at avris and return and remove device, and crossbeam 6 one ends and be positioned at fully-mechanized mining working support 11 1 sides and be hinged with crossbeam lengthening beam 14 constitute the rigid triangle beam type and return longeron 7, crossbeam 6, the raker beam 8 of removing device and connect through bearing pin in twos; Avris goes back to base 2 outsides of removing shield support and is provided with fairlead 9, and longeron 7 runs through and is arranged in the fairlead 9, and longeron 7 is provided with chain regulator 10, is connected with the chain 12 that is connected with fully-mechanized mining working support 11 hydraulic support beetle haulage systems on the chain regulator; It is hinged with crossbeam 6 respectively that pusher rod 5 clutch ends of shield support are removed in each time.
As shown in Figure 4; This beam type returns to be removed device and also comprises with returning and remove the trigonum shield support 13 that shield support 1 was arranged side by side and was positioned at fully-mechanized mining working support 11 1 sides; The trigonum shield support is removed shield support and is used with returning; Can solve the problems such as removing trigonum top board employing crib protection is wasted time and energy, supporting intensity is poor, waste resource that has now back, improve fully-mechanized mining working and returned the safety of removing.This trigonum shield support is existing known configurations, and can adopt the patent No. is distance type trigonum shield support under the coal mine of ZL 2,010 2 0590018.9.
During practical implementation, the passing oil cylinder work in the shield support base is removed in each time, and piston rod shrinks; Promote connected pusher rod and stretch out to fully-mechanized mining working rack restoring direction, the rigid triangle of driving formation then beam type returns crossbeam, crossbeam lengthening beam, raker beam and the longeron of removing device and moves to same direction, and longeron moves along fairlead; Returning in the middle of will being positioned at then removed the shield support back timber and lowered, and all the other two are returned and remove shield support top board is played a supportive role, and utilize reversible lock with its hydraulic control system locking; The pusher rod that is positioned at its base is firmly withstood crossbeam, returns the passing oil cylinder of removing in the shield support base in the middle of starting subsequently, and piston rod stretches out; Drive pusher rod and shrink round about, according to the principle of active force and reaction force, with crossbeam as the anchoring beam; The centre returned remove shield support and move next operating position to; Prop up back timber, adopting uses the same method returns all the other two and to remove shield support and pull out, so that whole time is removed the operating position that the shield support group moves to appointment; To treat the back withdrawing fully-mechanized mining working face support and return the longeron remove device and be connected through chain subsequently; With the longeron is anchor point, utilizes and treats that the realization of back withdrawing fully-mechanized mining working face support passing oil cylinder moves certainly, and progressively from the force piece group, withdraw from.Constantly repeat said process, realize that safe, quick the returning of whole fully-mechanized mining working support removed.
Claims (4)
1. a fully-mechanized mining working surface hydraulic support beam type returns and removes device; Comprise that at least three returning of being arranged side by side remove shield support; Remove shield support (1) for said time and comprise base (2), front rod (16), back link (17), caving shield (18), back timber (3); Be connected with column (4) between base and the back timber; Run through in the base and pusher rod (5) is set and passes oil cylinder; In passing the hydraulic control system of oil cylinder, be provided with reversible lock, pusher rod one end is with to pass oil cylinder piston rod end head hinged, it is characterized in that this beam type returns to remove device and also comprise by being positioned at each time and remove the crossbeam (6) in shield support base (2) the place ahead, be positioned at avris and return the longeron (7) of removing the shield support outside and be connected in rigid triangle beam type that the raker beam (8) between crossbeam, the longeron constitutes and return and remove device; Avris goes back to base (2) outside of removing shield support and is provided with fairlead (9); Longeron (7) runs through and is arranged in the fairlead (9); Longeron (7) is provided with chain regulator (10), is connected with the chain (12) that is connected with fully-mechanized mining working support (11) hydraulic support beetle haulage system on the chain regulator; It is hinged with crossbeam (6) respectively that pusher rod (5) clutch end of shield support is removed in each time.
2. fully-mechanized mining working surface hydraulic support beam type according to claim 1 returns removes device, it is characterized in that this beam type returns to remove device and also comprise with returning and remove the trigonum shield support (13) that shield support (1) was arranged side by side and was positioned at fully-mechanized mining working support (11) one sides.
3. fully-mechanized mining working surface hydraulic support beam type according to claim 1 and 2 returns removes device, it is characterized in that crossbeam (6) one ends and be positioned at fully-mechanized mining working support (11) one sides being hinged with crossbeam lengthening beam (14).
4. fully-mechanized mining working surface hydraulic support beam type according to claim 1 and 2 returns removes device, it is characterized in that constituting the rigid triangle beam type and returns longeron (7), crossbeam (6), the raker beam (8) of removing device and connect through bearing pin in twos.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120547761 CN202391444U (en) | 2011-12-24 | 2011-12-24 | Beam type retracting device of hydraulic bracket of fully-mechanized coal face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120547761 CN202391444U (en) | 2011-12-24 | 2011-12-24 | Beam type retracting device of hydraulic bracket of fully-mechanized coal face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202391444U true CN202391444U (en) | 2012-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120547761 Withdrawn - After Issue CN202391444U (en) | 2011-12-24 | 2011-12-24 | Beam type retracting device of hydraulic bracket of fully-mechanized coal face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202391444U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444416A (en) * | 2011-12-24 | 2012-05-09 | 中国煤炭科工集团太原研究院 | Fully mechanized mining face hydraulic support beam-type retracting device |
| CN103032091A (en) * | 2012-12-26 | 2013-04-10 | 内蒙古北方重工业集团有限公司 | Self-moving hydraulic support |
| CN105019927A (en) * | 2015-07-31 | 2015-11-04 | 山东能源重装集团鲁南装备制造有限公司 | Hydraulic support withdrawing system and method |
| CN105401966A (en) * | 2015-12-08 | 2016-03-16 | 永城煤电控股集团有限公司 | E-shaped pushing and grinding rack device for dismounting coal mine hydraulic bracket |
| CN107152298A (en) * | 2017-07-17 | 2017-09-12 | 南京石诚井巷装备有限责任公司 | Hydraulic support withdrawing suspension device and fully mechanized mining support apparatus |
| CN110127546A (en) * | 2018-12-07 | 2019-08-16 | 中国煤炭科工集团太原研究院有限公司 | A kind of self-supporting inverter-fed traction winch |
| CN112412515A (en) * | 2020-11-23 | 2021-02-26 | 中国矿业大学 | Frame-removing supporting method for self-moving type full-shield crushing top plate |
| CN113279790A (en) * | 2021-06-28 | 2021-08-20 | 辽宁工程技术大学 | Working face support withdrawing robot and working method thereof |
-
2011
- 2011-12-24 CN CN 201120547761 patent/CN202391444U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444416A (en) * | 2011-12-24 | 2012-05-09 | 中国煤炭科工集团太原研究院 | Fully mechanized mining face hydraulic support beam-type retracting device |
| CN102444416B (en) * | 2011-12-24 | 2014-07-16 | 中国煤炭科工集团太原研究院 | Fully mechanized mining face hydraulic support beam-type retracting device |
| CN103032091A (en) * | 2012-12-26 | 2013-04-10 | 内蒙古北方重工业集团有限公司 | Self-moving hydraulic support |
| CN105019927A (en) * | 2015-07-31 | 2015-11-04 | 山东能源重装集团鲁南装备制造有限公司 | Hydraulic support withdrawing system and method |
| CN105401966A (en) * | 2015-12-08 | 2016-03-16 | 永城煤电控股集团有限公司 | E-shaped pushing and grinding rack device for dismounting coal mine hydraulic bracket |
| CN107152298A (en) * | 2017-07-17 | 2017-09-12 | 南京石诚井巷装备有限责任公司 | Hydraulic support withdrawing suspension device and fully mechanized mining support apparatus |
| CN107152298B (en) * | 2017-07-17 | 2023-08-15 | 南京石诚井巷装备有限责任公司 | Support device for retracting hydraulic support and fully-mechanized mining support equipment |
| CN110127546A (en) * | 2018-12-07 | 2019-08-16 | 中国煤炭科工集团太原研究院有限公司 | A kind of self-supporting inverter-fed traction winch |
| CN112412515A (en) * | 2020-11-23 | 2021-02-26 | 中国矿业大学 | Frame-removing supporting method for self-moving type full-shield crushing top plate |
| CN113279790A (en) * | 2021-06-28 | 2021-08-20 | 辽宁工程技术大学 | Working face support withdrawing robot and working method thereof |
| CN113279790B (en) * | 2021-06-28 | 2024-04-12 | 辽宁工程技术大学 | Working face support retracting robot and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120822 Effective date of abandoning: 20140716 |
|
| RGAV | Abandon patent right to avoid regrant |