CN204162262U - A kind of coal mine shaft lining mixed lifting system - Google Patents
A kind of coal mine shaft lining mixed lifting system Download PDFInfo
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- CN204162262U CN204162262U CN201420596774.0U CN201420596774U CN204162262U CN 204162262 U CN204162262 U CN 204162262U CN 201420596774 U CN201420596774 U CN 201420596774U CN 204162262 U CN204162262 U CN 204162262U
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Abstract
The utility model provides a kind of coal mine shaft lining mixed lifting system, comprise cage hoisting subsystem, skip hoisting subsystem and sinking headframe, wherein cage hoisting subsystem is mainly used in the lifting of all workmens and transferring of material, skip hoisting subsystem has been mainly used in the lifting of coal and spoil, cage hoisting subsystem and skip hoisting subsystem separate operaton, workmen's is simple and efficient up and down, and can not produce the lifting of coal and spoil and disturb, make the process automation degree of skip hoisting subsystem lifting coal and spoil high, hoisting speed is high with lifting quantity, efficiency is high, the construction demand that Modern coal mines is built can be met.
Description
Technical field
The utility model relates to a kind of Coal Transportation technology, particularly relates to a kind of coal mine shaft lining mixed lifting system.
Background technology
In Capital Construction in Coal Mine process, shaft mineshaft construction on earth after, construction direction is converted to horizontal direction from top to bottom by original, the coal that shaft bottom horizontal direction is tunneled and spoil need to proceed to pit shaft by gallery and rise to ground, and workmen needs to pass in and out gallery by pit shaft, material also needs to be delegated to gallery by pit shaft, therefore, how to realize in the wellbore the lifting of workmen, material transfer and the lifting of coal and spoil is the key issue needing to consider in work progress.
At present, main employing cage hoisting system realizes the lifting of workmen, the transferring and the lifting of coal and spoil of material, for the lifting of coal and spoil, working process is: first the coal of heading and spoil are loaded mine car, then this mine car is transported to well head through gallery, manually again mine car is loaded cage and is promoted to ground, finally by terrain transportation to assigned address.
But, along with the significantly lifting of Mechanization Level, heading adopts the operating technique of comprehensive tunneler ripe, only drill footage per month rises to nearly km by original 50-100 rice, mine drill footage per month rises to nearly 3000 meters by original 500-1000 rice, and when adopting existing cage hoisting system improving coal and spoil, need to be loaded mine car could promote, hoisting speed and lifting quantity are very limited, moreover, lifting and the transferring of material of workmen also can produce certain interference to the lifting of coal and spoil, so, existing cage hoisting system can not meet the construction demand that China's coal-mine is built.
Utility model content
The utility model provides a kind of coal mine shaft lining mixed lifting system, skip hoisting subsystem is adopted to complete separately the lifting of coal and spoil, degree of automation is high, hoisting speed and lifting quantity improve a lot, cage hoisting subsystem is adopted to complete separately the lifting of all workmens and transferring of material, make that workmen's is simple and efficient up and down, and can not produce the lifting of coal and spoil and disturb, the construction demand that Modern coal mines is built can be met.
A kind of coal mine shaft lining mixed lifting system that the utility model embodiment provides, comprising: cage hoisting subsystem, skip hoisting subsystem and sinking headframe;
Described cage hoisting subsystem comprises: cage, ground cage stock and guide piece, down-hole cage go out car platform and guide piece, cage sheave, cage hoisting steel rope, cage hoisting motor; Described ground cage stock and guide piece fix on the ground; Described down-hole cage goes out car platform and guide piece is fixed on underground gallery plane; Described down-hole cage goes out car platform and guide piece is positioned at immediately below described ground cage stock and guide piece; Described cage sheave is arranged on above described sinking headframe; Described cage hoisting steel rope connects described cage by described cage sheave; Described cage hoisting motor drives described cage to go out vertically movement between car platform and guide piece at described ground cage stock and guide piece and described down-hole cage for driving described cage hoisting steel rope by described cage sheave;
Described skip hoisting subsystem comprises: skip bucket, ground skip bucket stock and guide piece, coal storage funnel, skip hoisting head sheave, skip hoisting steel rope, ground belt transporter, down-hole skip bucket stock and guide piece, interim coal bunker, unload coal bunker, gauging device, down-hole belt transporter, coal bunker entrance, skip hoisting motor; Described ground skip bucket stock and guide piece fix on the ground; Described down-hole skip bucket stock and guide piece are fixed on down-hole wellbore bottom; Described down-hole skip bucket stock and guide piece are positioned at immediately below described ground skip bucket stock and guide piece; Described skip hoisting head sheave is arranged on above described sinking headframe; Described skip hoisting steel rope connects described skip bucket by described skip hoisting head sheave; Described skip hoisting motor drives the vertically movement between described ground skip bucket stock and guide piece and described down-hole skip bucket stock and guide piece of described skip bucket for driving described skip hoisting steel rope by described skip hoisting head sheave; The coal that down-hole development machine excavates by described down-hole belt transporter and spoil are delivered to described coal bunker entrance, then deliver to described interim coal bunker; Unload coal bunker described in coal in described interim coal bunker and spoil pass through and be delivered to described gauging device; When the coal in described gauging device and spoil reach preset weight, the coal of described preset weight and spoil are delivered to the described skip bucket in described down-hole skip bucket stock and guide piece by described gauging device; Described coal storage funnel one end connects described ground skip bucket stock and guide piece, the described coal storage funnel other end connects described ground belt transporter, when the coal of preset weight described in described skip loading and spoil move to described ground skip bucket stock and guide piece from described down-hole skip bucket stock and guide piece, the coal of described preset weight and spoil are delivered to described coal storage funnel by described skip bucket; Coal in described coal storage funnel and spoil are delivered to outside coal bunker by described ground belt transporter.
In coal mine shaft lining mixed lifting system described in above-described embodiment, described skip hoisting subsystem, also comprises:
Control module, is delivered to described outside coal bunker for controlling described skip hoisting subsystem by the coal in well and spoil.
In the coal mine shaft lining mixed lifting system described in above-described embodiment, described control module, specifically for when the coal in described interim coal bunker and spoil reach preset weight, judges whether described skip bucket is in described down-hole skip bucket stock and guide piece;
If, then control described interim coal bunker and coal and spoil are delivered to described skip bucket, otherwise control described skip hoisting motor and described skip bucket is moved to control described interim coal bunker again after in described down-hole skip bucket stock and guide piece coal and spoil are delivered to described skip bucket;
After the coal of described preset weight and spoil are all delivered to described skip bucket by described interim coal bunker, control described skip hoisting motor and described skip bucket is moved in described ground skip bucket stock and guide piece from described down-hole skip bucket stock and guide piece;
When described skip bucket moves in described ground skip bucket stock and guide piece, control described skip bucket and the coal of described preset weight and spoil are delivered to described coal storage funnel;
After the coal of described preset weight and spoil are all delivered to described coal storage funnel by described skip bucket, control described skip hoisting motor and described skip bucket is moved to described down-hole skip bucket stock and guide piece from described ground skip bucket stock and guide piece.
In the coal mine shaft lining mixed lifting system described in above-described embodiment, described cage is for carrying personnel and material, and described skip bucket is for carrying coal and spoil.
The coal mine shaft lining mixed lifting system that the utility model embodiment provides, work alone between cage hoisting subsystem wherein and skip hoisting subsystem, lifting and the transferring of material of all workmens have been come by cage hoisting subsystem separately, make that workmen's is very simple and efficient up and down, and can not produce the lifting of coal and spoil and disturb; The lifting of coal and spoil has been come by skip hoisting subsystem separately, and the lifting flow process of coal and spoil is Detroit automation, and degree of automation is high, and transport hoisting speed is fast has had large increase with lifting quantity, and efficiency is high.Therefore, the coal mine shaft lining mixed lifting system that the utility model embodiment provides, its hoisting capacity can reach mine drill footage per month more than 3000 meters, not only hoisting speed and lifting quantity improve a lot, efficiency is high, and the transferring also to produce the lifting of coal and spoil and disturb of the lifting of workmen and material, the construction demand that Modern coal mines is built can be met.
Accompanying drawing explanation
The coal mine shaft lining mixed lifting system ground uninstalling system figure that Fig. 1 provides for the utility model embodiment;
The coal mine shaft lining mixed lifting system ground unloading plane figure that Fig. 2 provides for the utility model embodiment;
The coal mine shaft lining mixed lifting system down-hole Load System figure that Fig. 3 provides for the utility model embodiment;
Planar view is loaded in the coal mine shaft lining mixed lifting system down-hole that Fig. 4 provides for the utility model embodiment.
Description of reference numerals:
3: sinking headframe; 203: coal storage funnel;
4: closure plate; 204: skip hoisting head sheave;
5: steady platform of taking root of restricting; 205: skip hoisting steel rope;
101: cage; 206: ground belt transporter;
102: ground cage stock and guide piece; 207: down-hole skip bucket stock and guide piece;
103: down-hole cage goes out car platform and guide piece; 208: interim coal bunker;
104: cage sheave; 209: unload coal bunker;
105: cage hoisting steel rope; 210: gauging device;
201: skip bucket; 211: down-hole belt transporter;
202: ground skip bucket stock and guide piece; 212: coal bunker entrance.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of coal mine shaft lining mixed lifting system, in Capital Construction in Coal Mine process, is not only applicable to the lifting of coal and spoil, and is applicable to the lifting of workmen and transferring of material.
The ground uninstalling system figure of the coal mine shaft lining mixed lifting system that Fig. 1 provides for the utility model embodiment.The coal mine shaft lining mixed lifting system ground unloading plane figure that Fig. 2 provides for the utility model embodiment.The down-hole Load System figure of the coal mine shaft lining mixed lifting system that Fig. 3 provides for the utility model embodiment.Fig. 4 is that planar view is loaded in the down-hole of the coal mine shaft lining mixed lifting system that the utility model embodiment is passed through.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present embodiment provides a kind of coal mine shaft lining mixed lifting system, mainly comprises: cage hoisting subsystem, skip hoisting subsystem and sinking headframe 3.
Wherein, cage hoisting subsystem, comprising: cage 101, ground cage stock and guide piece 102, down-hole cage go out car platform and guide piece 103, cage sheave 104, cage hoisting steel rope 105 and cage hoisting motor (not shown).
Specifically, ground cage stock and guide piece 102 fix on the ground, down-hole cage goes out car platform and guide piece 103 is fixed on underground gallery plane, down-hole cage goes out car platform and guide piece 103 is positioned at immediately below ground cage stock and guide piece 102, cage sheave 104 is arranged on the top of sinking headframe 3, cage hoisting steel rope 105 connects cage 101 by cage sheave 104, cage hoisting motor drives cage 101 to go out vertically movement between car platform and guide piece 103 at ground cage stock and guide piece 102 and down-hole cage for driving cage hoisting steel rope 105 by cage sheave 104.Optionally, above-mentioned cage hoisting motor is 2JK-3.5/20 type gig.In addition, as can be seen from Figure 2, the cage 101 in this enforcement is double-deck bicycle cage, and quantity is 2, and the weight that each cage 101 can bear is about 1.5 tons.
It should be noted that, lifting and the transferring of material of all workmens have all been come by cage hoisting subsystem, cage hoisting subsystem in the wellbore can way traffic, workmen can be come in and gone out gallery at any time by cage hoisting subsystem, also at any time the material of needs can be transferred to gallery.
Skip hoisting subsystem comprises: skip bucket 201, ground skip bucket stock and guide piece 202, coal storage funnel 203, skip hoisting head sheave 204, skip hoisting steel rope 205, ground belt transporter 206, down-hole skip bucket stock and guide piece 207, interim coal bunker 208, unload coal bunker 209, gauging device 210, down-hole belt transporter 211, coal bunker entrance 212 and skip hoisting motor (not shown).
As can be seen from Fig. 1 ~ 4, ground skip bucket stock and guide piece 202 fix on the ground, down-hole skip bucket stock and guide piece 207 are fixed on down-hole wellbore bottom, down-hole skip bucket stock and guide piece 207 are positioned at immediately below ground skip bucket stock and guide piece 202, skip hoisting head sheave 204 is arranged on the top of sinking headframe 3, skip hoisting steel rope 205 connects skip bucket 201 by skip hoisting head sheave 204, skip hoisting motor drives skip bucket 201 vertically movement between ground skip bucket stock and guide piece 202 and down-hole skip bucket stock and guide piece 207 for driving skip hoisting steel rope 205 by skip hoisting head sheave 204.Optionally, the skip hoisting motor in the present embodiment is 2JKZ-4/15 type gig, and often overlap skip hoisting subsystem and comprise 2 skip buckets 201, each skip bucket 201 is the bend self lighting type skip buckets that can carry 9 cubes of weight.
When needing to promote coal and spoil in work progress, the coal that down-hole comprehensive tunneler excavates by down-hole belt transporter 211 and spoil conveying coal bunker entrance 212 deliver to interim coal bunker 208 again, coal in interim coal bunker 208 and spoil are delivered to gauging device 210 by unloading coal bunker 209, when the coal in gauging device 210 and spoil reach preset weight, the coal of preset weight and spoil are delivered in the skip bucket 201 of down-hole skip bucket stock and guide piece 207 by gauging device 210; Due to coal storage funnel 203 one end connection ground skip bucket stock and guide piece 202, the other end connects ground belt transporter 206, when skip bucket 201 loads the coal of preset weight and spoil moves to ground skip bucket stock and guide piece 202 from down-hole skip bucket stock and guide piece 207, the coal of preset weight and spoil are delivered to coal storage funnel 203 by skip bucket 201; Coal in coal storage funnel 203 and spoil are delivered to outside coal bunker by ground belt transporter 206.
Optionally, the mineshaft diameter that the coal mine shaft lining mixed lifting system that the present embodiment provides adapts to is 7.6 meters.
Concrete, the lifting process of coal and spoil is summarized as: comprehensive tunneler is by the coal that cuts down and spoil, first through down-hole, subcutaneous transport plane 211 is delivered to the coal bunker entrance 212 of down-hole, deliver to interim coal bunker 208 again, coal in interim coal bunker 208 and spoil are delivered to gauging device 210 by unloading coal bunker 209, when the coal in gauging device 210 and spoil reach preset weight, the switch of gauging device 210 is opened automatically, the coal of preset weight and spoil are delivered in the skip bucket 201 of down-hole skip bucket stock and guide piece 207, skip hoisting motor is utilized to drive skip hoisting steel rope 205, by skip hoisting head sheave 204, the skip bucket 201 filling coal and spoil is risen to ground, then the coal in skip bucket 201 and spoil are delivered in coal storage funnel 203, by means of ground belt transporter 206, the coal in coal storage funnel 203 and spoil are delivered in outside coal bunker.
Optionally, above pit shaft, the below of sinking headframe is also provided with closure plate 4, when coal mine shaft lining mixed lifting system does not work, for sealing well head, ensures the safety of personnel.Underground gallery plane is also furnished with steady rope to take root platform 5, is mainly used in down-hole skip bucket stock and guide piece 207 and down-hole cage goes out car platform and guide piece 103 is fixed in underground gallery plane, make coal mine shaft lining mixed lifting system more stable.
A kind of coal mine shaft lining mixed lifting system that the utility model embodiment provides, work alone between cage hoisting subsystem wherein and skip hoisting subsystem, lifting and the transferring of material of all workmens have been come by cage hoisting subsystem separately, make that workmen's is very simple and efficient up and down, and can not produce the lifting of coal and spoil and disturb; The lifting of coal and spoil has been come by skip hoisting subsystem separately, and the lifting flow process of coal and spoil is Detroit automation, and degree of automation is high, and transport hoisting speed is fast has had large increase with lifting quantity, and efficiency is high.Therefore, the coal mine shaft lining mixed lifting system that the utility model embodiment provides, its hoisting capacity can reach mine drill footage per month more than 3000 meters, not only hoisting speed and lifting quantity improve a lot, efficiency is high, and the transferring also to produce the lifting of coal and spoil and disturb of the lifting of workmen and material, the construction demand that Modern coal mines is built can be met.
Further, in order to realize the automated job of skip hoisting subsystem, skip hoisting subsystem, also comprises: control module, is mainly used in controlling skip hoisting subsystem and the coal in well and spoil are delivered to outside coal bunker.
On the basis of above-described embodiment, control module, specifically for when the coal in interim coal bunker 208 and spoil reach preset weight, judges whether skip bucket 201 is in down-hole skip bucket stock and guide piece 207; If so, then control interim coal bunker 208 coal and spoil are delivered in skip bucket 201, otherwise control skip hoisting motor and skip bucket 201 is moved to control interim coal bunker 208 again after in down-hole skip bucket stock and guide piece 207 coal and spoil are delivered in skip bucket 201; After the coal of described preset weight and spoil are all delivered to skip bucket 201 by interim coal bunker 208, control skip hoisting motor and skip bucket 201 is moved in ground skip bucket stock and guide piece 202 from down-hole skip bucket stock and guide piece 207.When skip bucket 201 to move in ground skip bucket stock and guide piece 202, control skip bucket 201 and the coal of described preset weight and spoil are delivered in coal storage funnel 203; After the coal of described preset weight and spoil are all delivered to coal storage funnel 203 by skip bucket 201, control skip hoisting motor and skip bucket 201 is moved to down-hole skip bucket stock and guide piece 207 from ground skip bucket stock and guide piece 202.
It should be noted that, the coal mine shaft lining mixed lifting system in above-described embodiment, the cage 101 wherein in cage hoisting subsystem is for carrying personnel and material, and the skip bucket 201 in skip hoisting subsystem is for carrying coal and spoil.
The coal mine shaft lining mixed lifting system that the utility model embodiment provides, controls skip hoisting subsystem by control module, and can realize the Detroit automation that coal promotes with spoil, do not need artificial participation, degree of automation is high, and soon, efficiency is high for hoisting speed.Further, by adopting cage conveying personnel and material, adopt skip bucket conveying coal and spoil, the lifting of the conveying of personnel and material and coal and spoil independently completes, personnel and material in the wellbore simple and convenient up and down, can not produce the lifting of coal and spoil and disturb, further increase the hoisting speed of coal and spoil, and then improve work efficiency.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (4)
1. a coal mine shaft lining mixed lifting system, is characterized in that, comprising: cage hoisting subsystem, skip hoisting subsystem and sinking headframe;
Described cage hoisting subsystem comprises: cage, ground cage stock and guide piece, down-hole cage go out car platform and guide piece, cage sheave, cage hoisting steel rope, cage hoisting motor; Described ground cage stock and guide piece fix on the ground; Described down-hole cage goes out car platform and guide piece is fixed on underground gallery plane; Described down-hole cage goes out car platform and guide piece is positioned at immediately below described ground cage stock and guide piece; Described cage sheave is arranged on above described sinking headframe; Described cage hoisting steel rope connects described cage by described cage sheave; Described cage hoisting motor drives described cage to go out vertically movement between car platform and guide piece at described ground cage stock and guide piece and described down-hole cage for driving described cage hoisting steel rope by described cage sheave;
Described skip hoisting subsystem comprises: skip bucket, ground skip bucket stock and guide piece, coal storage funnel, skip hoisting head sheave, skip hoisting steel rope, ground belt transporter, down-hole skip bucket stock and guide piece, interim coal bunker, unload coal bunker, gauging device, down-hole belt transporter, coal bunker entrance, skip hoisting motor; Described ground skip bucket stock and guide piece fix on the ground; Described down-hole skip bucket stock and guide piece are fixed on down-hole wellbore bottom; Described down-hole skip bucket stock and guide piece are positioned at immediately below described ground skip bucket stock and guide piece; Described skip hoisting head sheave is arranged on above described sinking headframe; Described skip hoisting steel rope connects described skip bucket by described skip hoisting head sheave; Described skip hoisting motor drives the vertically movement between described ground skip bucket stock and guide piece and described down-hole skip bucket stock and guide piece of described skip bucket for driving described skip hoisting steel rope by described skip hoisting head sheave; The coal that down-hole development machine excavates by described down-hole belt transporter and spoil are delivered to described coal bunker entrance, then deliver to described interim coal bunker; Unload coal bunker described in coal in described interim coal bunker and spoil pass through and be delivered to described gauging device; When the coal in described gauging device and spoil reach preset weight, the coal of described preset weight and spoil are delivered to the described skip bucket in described down-hole skip bucket stock and guide piece by described gauging device; Described coal storage funnel one end connects described ground skip bucket stock and guide piece, the described coal storage funnel other end connects described ground belt transporter, when the coal of preset weight described in described skip loading and spoil move to described ground skip bucket stock and guide piece from described down-hole skip bucket stock and guide piece, the coal of described preset weight and spoil are delivered to described coal storage funnel by described skip bucket; Coal in described coal storage funnel and spoil are delivered to outside coal bunker by described ground belt transporter.
2. coal mine shaft lining mixed lifting system according to claim 1, is characterized in that, described skip hoisting subsystem, also comprises:
Control module, is delivered to described outside coal bunker for controlling described skip hoisting subsystem by the coal in well and spoil.
3. coal mine shaft lining mixed lifting system according to claim 2, it is characterized in that, described control module, specifically for when the coal in described interim coal bunker and spoil reach preset weight, judges whether described skip bucket is in described down-hole skip bucket stock and guide piece;
If, then control described interim coal bunker and coal and spoil are delivered to described skip bucket, otherwise control described skip hoisting motor and described skip bucket is moved to control described interim coal bunker again after in described down-hole skip bucket stock and guide piece coal and spoil are delivered to described skip bucket;
After the coal of described preset weight and spoil are all delivered to described skip bucket by described interim coal bunker, control described skip hoisting motor and described skip bucket is moved in described ground skip bucket stock and guide piece from described down-hole skip bucket stock and guide piece;
When described skip bucket moves in described ground skip bucket stock and guide piece, control described skip bucket and the coal of described preset weight and spoil are delivered to described coal storage funnel;
After the coal of described preset weight and spoil are all delivered to described coal storage funnel by described skip bucket, control described skip hoisting motor and described skip bucket is moved to described down-hole skip bucket stock and guide piece from described ground skip bucket stock and guide piece.
4. the coal mine shaft lining mixed lifting system according to any one of claims 1 to 3, is characterized in that, described cage is for carrying personnel and material, and described skip bucket is for carrying coal and spoil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420596774.0U CN204162262U (en) | 2014-10-15 | 2014-10-15 | A kind of coal mine shaft lining mixed lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420596774.0U CN204162262U (en) | 2014-10-15 | 2014-10-15 | A kind of coal mine shaft lining mixed lifting system |
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| Publication Number | Publication Date |
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| CN204162262U true CN204162262U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420596774.0U Withdrawn - After Issue CN204162262U (en) | 2014-10-15 | 2014-10-15 | A kind of coal mine shaft lining mixed lifting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565130A (en) * | 2014-10-15 | 2016-05-11 | 中煤第三建设（集团）有限责任公司 | Coal mine vertical shaft combined hoisting system |
| CN110762086A (en) * | 2019-10-15 | 2020-02-07 | 徐州立方机电设备制造有限公司 | Hydraulic locking device of vertical shaft hybrid lifting system |
-
2014
- 2014-10-15 CN CN201420596774.0U patent/CN204162262U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105565130A (en) * | 2014-10-15 | 2016-05-11 | 中煤第三建设（集团）有限责任公司 | Coal mine vertical shaft combined hoisting system |
| CN105565130B (en) * | 2014-10-15 | 2018-07-31 | 中煤第三建设（集团）有限责任公司 | A kind of coal mine shaft lining mixed lifting system |
| CN110762086A (en) * | 2019-10-15 | 2020-02-07 | 徐州立方机电设备制造有限公司 | Hydraulic locking device of vertical shaft hybrid lifting system |
| CN110762086B (en) * | 2019-10-15 | 2021-07-27 | 徐州立方机电设备制造有限公司 | Hydraulic locking device of vertical shaft hybrid lifting system |
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Inventor after: Feng Xudong Inventor after: Zheng Zhongxian Inventor after: Wang Houliang Inventor after: Shi Yunfeng Inventor after: Zhang Yuxiang Inventor after: Li Qiang Inventor after: Wei Jinshan Inventor after: Chen Xuwen Inventor before: Feng Xudong Inventor before: Zheng Zhongxian Inventor before: Wang Houliang Inventor before: Zhang Yuxiang Inventor before: Shi Yunfeng Inventor before: Li Qiang Inventor before: Wei Jinshan Inventor before: Chen Xuwen |
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Free format text: CORRECT: INVENTOR; FROM: FENG XUDONG ZHENG ZHONGXIAN WANG HOULIANG ZHANG YUXIANG SHI YUNFENG LI QIANG WEI JINSHAN CHEN XUWEN TO: FENG XUDONG ZHENG ZHONGXIAN WANG HOULIANG SHI YUNFENG ZHANG YUXIANG LI QIANG WEI JINSHAN CHEN XUWEN |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150218 Effective date of abandoning: 20180731 |
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| AV01 | Patent right actively abandoned |