CN108516450A - One kind being used for the quick-replaceable method of coal mine large skip - Google Patents
One kind being used for the quick-replaceable method of coal mine large skip Download PDFInfo
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- CN108516450A CN108516450A CN201810353507.3A CN201810353507A CN108516450A CN 108516450 A CN108516450 A CN 108516450A CN 201810353507 A CN201810353507 A CN 201810353507A CN 108516450 A CN108516450 A CN 108516450A
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- Prior art keywords
- skip bucket
- stock
- skip
- movable
- flat car
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B19/00—Mining-hoist operation
- B66B19/04—Installing or removing mining-hoist cars, cages, or skips
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The present invention relates to skip bucket device fields, it being used for the quick-replaceable method of coal mine large skip more particularly to one kind, including by dismantle skip bucket spacer flanger will be on skip bucket, lower body transports disengaging respectively, reduce first layer heapstead height and the height of stock disengaging skip bucket, open and close type activity stock is set, stock and cage guide are integrally opened and closed, reduce difficulty and workload that stock disassembly and installation is restored, spare skip bucket is stored in warehouse, cancellation stores in heapstead or headframe, reduce the floor space and load and lifting appliance of heapstead or headframe, stock reserved temporary track mounting rail in design, it is connect with trapped orbit outside stock, skip bucket fast installs temporary track when replacing；Track laying goes out headframe, avoids the transhipment of skip bucket in headframe, fluent movements, and link is few；Solve present in prior art problem it is with high costs, take up a large area and take long technological deficiency.The present invention provides a kind of being used for the quick-replaceable method of coal mine large skip with quick and easy, at low cost and practical.
Description
Technical field
The present invention relates to skip bucket device fields, and in particular to one kind being used for the quick-replaceable method of coal mine large skip.
Background technology
As production capacity is emerged in large numbers at ten million ton or more using the Oversize Mine of shaft development mode in succession, load-carrying volume
More than 40m3Super-huge skip bucket use it is more and more.According to actual use experience, the service life of these super-huge skip buckets
About 2 years, the replacement of skip bucket was relatively frequent.Since (upper and lower separate structure, passes through flange bolt to these super-huge skip buckets
Connection) for middle-size and small-size skip bucket, own wt, appearance and size go out greatly very much.Traditional spare skip bucket storage hanging
In in heapstead, for realize this purpose usually will have to increase heapstead (headframe) space and load, skip bucket replace before need
It removes the metals support structures such as part well head stock, increase in heapstead as the hoisting machinery of storage skip bucket setting.With certain mine
For main mine shaft hoist system, the load-carrying used weighs about 57 tons, 2 sections of split structures, whole height surpasses certainly for 50 tons of skip buckets
Cross 21 meters.The segmentation of spare skip bucket is suspended to one layer of main shaft headframe or heapstead by traditional design scheme, increase main shaft headframe or
57 tons of heapstead part floor load or more；Well head stock is replacing one side direction of skip bucket needs dismounting more than 15 meters ranges of height
Interior steel construction piece and cage guide；Need to be arranged in headframe it is a set of by skip bucket from being moved near well head stock spare space
Weight transport device.Such a process increases headframe or the fixed load of heapstead, civil engineering cost is high；It needs to dismantle a large amount of stock
Steel construction piece, the dismounting activity duration is long, and installation recovery time is also grown, cumbersome, labor intensive；Space is narrow in headframe
It is small, it changes the outfit have bad luck inconvenience inside it, operating effect is poor.
Invention content
For it is with high costs present in prior art problem, take up a large area and take long technological deficiency.This
Invention provide it is a kind of it is new be used for the quick-replaceable method of coal mine large skip, this is used for the quick-replaceable side of coal mine large skip
Method has performance quick and easy, at low cost and practical.
The purpose of the present invention is achieved through the following technical solutions：
One kind being used for the quick-replaceable method of coal mine large skip, includes the following steps：
S1：Before skip bucket is replaced, temporary track is set in the movable stock of well head setting, movable stock peripheral hardware is equipped with rail
Road, temporary track are connected with each other with track；
S2：With boom hoisting by the suitable position of the old skip hoisting needed replacing to well head, unlock the head rope of skip bucket with
Old skip bucket will be placed on flat car and solid by tail rope and after fixing, opening activity stock in flat car push-in activity stock
It is fixed；
S3：The connection bolt on the spacer flanger of connection skip bucket upper body and skip bucket lower body is dismantled, skip bucket upper body and skip bucket are made
Lower body detaches, and skip bucket upper body is lifted disengaging flat car by boom hoisting, and skip bucket lower body stays on flat car, will be mounted under skip bucket
The flat car of body is transported along track outside heapstead, unloads skip bucket lower body；Flat car is pushed back in stock again, decentralization is interim to play lifting
It sets, skip bucket upper body is placed on flat car, suspension strop is unlocked, the flat car for being loaded with skip bucket upper body is transported to outside heapstead, it is complete
At the removal of old skip bucket；
S4：The skip bucket upper body of new skip bucket is placed on flat car, by the track and movable stock outside movable stock
Temporary track be transported into movable stock, skip bucket upper body is lifted into disengaging flat car with boom hoisting 1, then passing through flat car will
Skip bucket lower body is transported into movable stock, then transfers skip bucket upper body, is docked skip bucket upper body and skip bucket lower body by spacer flanger
Afterwards, fastening is bolted, then boom hoisting slings new skip bucket, removes flat car, closes open and close type activity stock, Gu
Determine skip bucket head rope and tail rope, completes skip bucket and replace.
As a further improvement, the boom hoisting is suspended on interim lifting beam, and interim lifting beam is removably set
It sets on the top of movable stock.
As a further improvement, the skip bucket includes skip bucket upper body and skip bucket lower body, and skip bucket upper body is logical with skip bucket lower body
Cross spacer flanger connection.
As a further improvement, the movable sleeve frame setting is right in well head, including movable stock left part, movable stock
Movable stock left part activity stock right part, movable stock left part and right part or so is bolted in portion, column and hinge, column
Symmetrically, the bolt removed in the both sides of movable stock between column and movable stock is arranged in hinge, Unscrew activity stock
Left part and right part, which can rotate integrally gate-type activity stock, to be opened.
As a further improvement, the movable stock is 0-90 ° along the rotation direction of hinge.
As a further improvement, the hinge includes upper hinge and lower hinge, and upper hinge is arranged in the side of movable stock
Face top, lower hinge are arranged the side lower in movable stock, cylindrical roller thrust bearing are provided on the axis pin of lower hinge.
As a further improvement, the temporary track is removably connect by fish platee with track.
Compared with prior art, the beneficial effects of the present invention are：
Effect one, traditional skip bucket installation method are replaced using monoblock type, therefore to realize skip bucket disengaging, first layer well head
Room or headframe height and stock dismounting height are high, and this patent is transported skip bucket upper and lower body by dismantling skip bucket spacer flanger respectively
Disengaging reduces first layer heapstead height and the height of stock disengaging skip bucket, saves civil engineering cost；
Effect two, traditional installation method are upper jacket frame beam and the design of cage guide fission, are individually disassembled and installed, disassembly and installation
Heavy workload, this patent are arranged open and close type activity stock, stock and cage guide are integrally opened and closed, and reduce stock disassembly and installation and restore
Difficulty and workload, avoid the independent dismounting of upper jacket frame beam and cage guide, reduce dismounting workload, improve installation accuracy, grasp
Make simply, it is easy to use；
Effect three, traditional method are to be hung on skip bucket in heapstead or headframe by lifting beam, are needed into when stock
It transports or changes the outfit, the small operability of the interior space is poor, and link is more, and heapstead stress is big, takes up an area greatly, this method hangs on skip bucket
Warehouse lifting beam, when needing replacing, using the skip bucket conveying track (trapped orbit and temporary track) being arranged in heapstead and
Flat car, stock is transported by old skip bucket, and new skip bucket is transported into stock, is not necessary to change the outfit or transport disengaging stock, with the side of truck crane
Formula is hung on the heavy duty transport trolley outside heapstead, then is transported by track, and field operation space is big, transports simple easily realization；
Effect four, spare skip bucket are stored in storehouse, eliminate in heapstead (or headframe) and are set up for what skip bucket was replaced
Heavy equipment reduces equipment investment；Spare skip bucket changes the outfit outside headframe, reduces heapstead or headframe load and floor space；It is standby
Enter pit shaft using orbit transports with the means of transportation of skip bucket, means of transportation is simple, be oriented to it is reliable, into pit shaft after positional precision
It is high.
Description of the drawings
Fig. 1 is the present embodiment overall structure diagram；
Fig. 2 is track configuration diagram inside and outside stock；
Fig. 3 is movable stock structural schematic diagram；
In figure, 1- boom hoistings, 2- activity stocks, 3- skip buckets upper body, 4- skip bucket lower bodies, 5- flat cars, 6- temporary tracks,
7- tracks, 8- activity stock left parts, 9- activity stock right parts, 10- columns, 11- upper hinges, 12- lower hinges, 13- are lifted by crane temporarily
Beam.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Middle attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is real
Applying the component of example can be arranged and designed with a variety of different configurations.Therefore, below to provide in the accompanying drawings the present invention
The detailed description of embodiment is not intended to limit the range of claimed invention, but is merely representative of the selected reality of the present invention
Apply example.Based on the embodiment of the present invention, the institute that those skilled in the art are obtained without making creative work
There is other embodiment, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned term with concrete condition
Concrete meaning in the present invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment
By taking the main mine shaft hoist system of certain mine as an example, the load-carrying used weighs about 57 tons, 2 sections of fissions certainly for 50 tons of skip buckets
Formula structure, whole height are more than 21 meters.Traditional design scheme is that the segmentation of spare skip bucket is suspended to one layer of main shaft headframe, is increased
Add 57 tons of main shaft headframe part floor load or more；Well head stock is replacing one side direction of skip bucket needs dismounting height more than 15
Steel construction piece and cage guide in rice range；Need to be arranged in headframe that a set of that skip bucket is moved to well head stock from spare space is attached
Close hoisting and transport equipment.Such a process increases the fixed load of headframe, civil engineering cost is high；It needs to dismantle a large amount of stock steel
Structural member, the dismounting activity duration is long, and installation recovery time is also grown, cumbersome, labor intensive；Space is narrow in headframe,
It changes the outfit inside it and has bad luck inconvenience, operating effect is poor.
The present embodiment provides one kind being used for the quick-replaceable method of coal mine large skip, as shown in figures 1 and 3, the work
In well head, movable stock includes movable stock left part 11, movable stock right part 12, column 13 and hinge, column for the dynamic setting of stock 2
13 by bolt removably connection activity stock left part 11 and movable stock right part 12, movable stock left part 11 and movable stock
Right part 12 is symmetrical, and hinge is arranged in the both sides of movable stock 2, and when that need not replace skip bucket, column 5 is placed on work vertically
The centre of dynamic stock left part 11 and movable stock right part 12, is linked together the Moving cage guide stock of both sides by bolt；When
When needing replacing skip bucket, connection bolt is removed, it will be able to opening activity stock；Opening activity stock both sides, make two when replacement
Side is split, and the gate-type activity stock is 0-90 ° along the rotation direction of hinge；Hinge includes upper hinge 14 and lower hinge 15,
The side surface upper part in movable stock is arranged in upper hinge 14, and the side lower in movable stock is arranged in lower hinge 15, lower hinge 15
Cylindrical roller thrust bearing is provided on axis pin, upper hinge is kept when only so that movable stock is rotated under axis pin constraint by the force of periphery
Upright state, lower hinge can easily bear heavy load and oscillating load, meet the use of large coal mine stock.In activity
Interim lifting beam 16 is arranged in suitable position on stock 2, interim boom hoisting 1 is hung in interim lifting beam 16, by rising temporarily
Device for hoisting carries out more changing jobs for skip bucket to lift skip bucket；Movable stock 2 stock crossbeam and cage guide can integrally be opened or
Person closes；Skip bucket includes skip bucket upper body 3 and skip bucket lower body 4, and skip bucket upper body 3 is connect with skip bucket lower body 4 by spacer flanger.
Before skip bucket is replaced, temporary track 6 is set in the movable stock of well head setting, movable stock peripheral hardware is equipped with track
7, temporary track 6 and track 7 are connected with each other, temporary track 6 and stock outside track 7 in installation stock at the well head plane, can be with
Make heavy duty transport flat car along track disengaging stock, stock outside track 7 can be laid with to can also be temporarily when skip bucket is replaced
Fixation is laid on outside stock, is not repeated herein.Then, opening activity stock 2 is used in 5 push-in activity stock 2 of flat car
The suitable position of the old skip hoisting needed replacing to well head is unlocked head rope and tail rope and the fixation of skip bucket, so by boom hoisting 1
Old skip bucket is placed on flat car 5 afterwards；Dismantle the connection spiral shell on the spacer flanger of connection skip bucket upper body 3 and skip bucket lower body 4
Bolt makes skip bucket upper body 3 and skip bucket lower body 4 detach, and boom hoisting, which lifts skip bucket upper body 3, is detached from flat car 5, and skip bucket lower body 4 stays
On flat car 5, the flat car 5 for being mounted with skip bucket lower body 4 is transported along track outside heapstead, unloading skip bucket lower body 4；It will put down again
Wooden handcart 5 pushes back in stock, transfers interim boom hoisting 1, and skip bucket upper body 3 is placed on flat car 5, suspension strop is unlocked, and will carry
There is the flat car 5 of skip bucket upper body 3 to be transported to outside heapstead, completes the removal of old skip bucket；The new dustpan that will be stored in warehouse hanging beam
Bucket upper body is hoisted to by automobile near heapstead, and the skip bucket upper body of new skip bucket is placed on flat car 5, movable stock is passed through
The temporary track 6 in track 7 and movable stock 2 outside 2 is transported into movable stock, lifts skip bucket upper body with boom hoisting 1
It is detached from flat car 5 and arrives suitable position, then skip bucket lower body is transported into movable stock 2 by flat car 5, then transfer on skip bucket
By spacer flanger by behind skip bucket upper body and the docking of skip bucket lower body fastening is bolted, then boom hoisting 1 will be new in body
Skip bucket is sling, and is removed flat car 5, closing activity stock 2, fixed skip bucket head rope and tail rope, is completed skip bucket and replace, by dismantling dustpan
Skip bucket upper and lower body is transported disengaging by bucket spacer flanger respectively, reduces the height of first layer heapstead height and stock disengaging skip bucket
Degree.The desired height when present invention can reduce the first layer height of heapstead and skip bucket disengaging stock, saves civil engineering cost；It realizes
The monoblock type of movable stock and cage guide is opened and closed, and is avoided the independent dismounting of upper jacket frame beam and cage guide, is reduced dismounting workload, improve
Installation accuracy, it is easy to operate, it is easy to use；Spare skip bucket is stored in storehouse, is eliminated in heapstead for the normal of skip bucket replacement
If lifting equipment reduces equipment investment；Spare skip bucket changes the outfit outside headframe, reduces heapstead load and floor space；It is spare
The means of transportation of skip bucket enters pit shaft using orbit transports, and means of transportation is simple, be oriented to it is reliable, into pit shaft after positional precision
Height assembles convenient for skip bucket.
The above is only a preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form is not to be taken as excluding other embodiments, and can be used for other combinations, modifications, and environments, and can be at this
In the text contemplated scope, modifications can be made through the above teachings or related fields of technology or knowledge.And those skilled in the art institute into
Capable modifications and changes do not depart from the spirit and scope of the present invention, then all should be in the protection domain of appended claims of the present invention.
Claims (7)
1. one kind being used for the quick-replaceable method of coal mine large skip, which is characterized in that include the following steps：
S1：Before skip bucket is replaced, temporary track is set in the movable stock of well head setting（6）, movable stock peripheral hardware is equipped with rail
Road（7）, temporary track（6）With track（7）It is connected with each other, track（7）Upper rail level is flushed with ground；
S2：Use boom hoisting（1）By the suitable position of the old skip hoisting needed replacing to well head, the head rope and tail of skip bucket are unlocked
After restricting and fixing, opening activity stock（2）, by flat car（5）Push-in activity stock（2）It is interior, old skip bucket is placed on flat car
（5）It goes up and fixes；
S3：Dismantle connection skip bucket upper body（3）With skip bucket lower body（4）Spacer flanger on connection bolt, make skip bucket upper body（3）With
Skip bucket lower body（4）Separation, boom hoisting is by skip bucket upper body（3）Lift disengaging flat car（5）, skip bucket lower body（4）Stay in flat car
（5）On, skip bucket lower body will be mounted with（4）Flat car（5）It is transported outside heapstead along track, unloads skip bucket lower body（4）；It will put down again
Wooden handcart（5）It pushes back in stock, transfers interim boom hoisting（1）, by skip bucket upper body（3）It is placed into flat car（5）On, unlock suspension
Rope, will be loaded with skip bucket upper body（3）Flat car（5）It is transported to outside heapstead, completes the removal of old skip bucket；
S4：The skip bucket upper body of new skip bucket is placed on flat car（5）On, pass through track（7）And temporary track（6）It is transported into movable sleeve
In frame, with boom hoisting（1）Skip bucket upper body is lifted into disengaging flat car（5）, then pass through flat car（5）Skip bucket lower body is transported into
Movable stock（2）It is interior, skip bucket upper body is then transferred, by spacer flanger by behind skip bucket upper body and the docking of skip bucket lower body, passes through spiral shell
It tethers and connects fastening, then boom hoisting（1）New skip bucket is sling, flat car is removed（5）, closing activity stock（2）, skip bucket is installed
Head rope and tail rope are completed skip bucket and are replaced.
2. according to claim 1 be used for the quick-replaceable method of coal mine large skip, which is characterized in that described lifting
It sets（1）It is suspended on interim lifting beam（13）On, interim lifting beam（13）Removably it is arranged in the suitable of the upper end of movable stock
Position.
3. according to claim 1 be used for the quick-replaceable method of coal mine large skip, which is characterized in that the skip bucket packet
Include skip bucket upper body（3）With skip bucket lower body（4）, skip bucket upper body（3）With skip bucket lower body（4）It is connected by spacer flanger.
4. according to claim 1 be used for the quick-replaceable method of coal mine large skip, which is characterized in that the movable sleeve
Frame（2）It is arranged in well head, including movable stock left part（8）, movable stock right part（9）, column（10）And hinge, column（13）It is logical
It crosses and is bolted movable stock left part（11）With movable stock right part（12）, movable stock left part（8）With movable stock right part（9）
Symmetrical, hinge is arranged in movable stock（2）Both sides, remove column respectively（10）With movable stock left part（8）And activity
Stock right part（9）Between the bolt that connects, Unscrew activity stock left part（8）With movable stock right part（9）It can be by gate-type
Movable stock, which rotates integrally, to be opened.
5. according to claim 4 be used for the quick-replaceable method of coal mine large skip, which is characterized in that the movable sleeve
Frame（2）Rotation direction along hinge is 0-90 °.
6. according to claim 5 be used for the quick-replaceable method of coal mine large skip, which is characterized in that the hinge packet
Include upper hinge（11）And lower hinge（12）, upper hinge（11）Side surface upper part in movable stock, lower hinge are set（12）Setting exists
The side lower of movable stock, lower hinge（12）Axis pin on be provided with cylindrical roller thrust bearing.
7. according to claim 1 be used for the quick-replaceable method of coal mine large skip, which is characterized in that the interim rail
Road（6）Pass through fish platee and track（7）Dismountable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353507.3A CN108516450B (en) | 2018-04-19 | 2018-04-19 | Method for quickly replacing large skip bucket of coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353507.3A CN108516450B (en) | 2018-04-19 | 2018-04-19 | Method for quickly replacing large skip bucket of coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108516450A true CN108516450A (en) | 2018-09-11 |
| CN108516450B CN108516450B (en) | 2020-02-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810353507.3A Active CN108516450B (en) | 2018-04-19 | 2018-04-19 | Method for quickly replacing large skip bucket of coal mine |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017690A (en) * | 2020-01-19 | 2020-04-17 | 山东黄金矿业（玲珑）有限公司 | Method for replacing steel cage guide of shaft of multi-rope friction type elevator |
| CN111392453A (en) * | 2020-04-21 | 2020-07-10 | 神华黄骅港务有限责任公司 | Method for replacing chute of ship loader and ship loader |
| CN116119499A (en) * | 2023-02-16 | 2023-05-16 | 山东黄金矿业（玲珑）有限公司 | Winding type elevator cage replacing method |
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| GB110966A (en) * | 1916-11-27 | 1917-11-15 | George William Lester | Improvements in and relating to Safety Appliances for Pit-cages, Lifts and the like. |
| DE1064703B (en) * | 1956-09-29 | 1959-09-03 | Skip Cie G M B H | Device for exchanging shaft conveying means |
| SU602464A1 (en) * | 1975-09-15 | 1978-04-15 | Донецкий Госудапственный Проектно-Конструкторский И Экспериментальный Институт Комплексной Механизации Шахт | Bottom-action pusher for changing cars in cage |
| CN87103416A (en) * | 1987-03-22 | 1988-10-12 | 扎布热采煤联合公司扎布热-别尔舒维采煤煤矿 | Skip hoisting system |
| CN2145780Y (en) * | 1992-12-02 | 1993-11-10 | 苏粮 | Displacing and mounting apparatus for hopper of bucket elevator |
| CN103588074A (en) * | 2013-11-25 | 2014-02-19 | 徐州煤矿安全设备制造有限公司 | Large-tonnage narrow and long external force type bend unloading skip bucket |
| CN104528563A (en) * | 2014-12-16 | 2015-04-22 | 枣庄矿业(集团)付村煤业有限公司 | Novel roller and novel process for replacing roller friction liners on line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189714735A (en) * | 1897-06-17 | 1897-07-17 | Anselme Moriame | Improvements in or relating to Lifts or Hoists for Use in Mines or the like. |
| GB110966A (en) * | 1916-11-27 | 1917-11-15 | George William Lester | Improvements in and relating to Safety Appliances for Pit-cages, Lifts and the like. |
| DE1064703B (en) * | 1956-09-29 | 1959-09-03 | Skip Cie G M B H | Device for exchanging shaft conveying means |
| SU602464A1 (en) * | 1975-09-15 | 1978-04-15 | Донецкий Госудапственный Проектно-Конструкторский И Экспериментальный Институт Комплексной Механизации Шахт | Bottom-action pusher for changing cars in cage |
| CN87103416A (en) * | 1987-03-22 | 1988-10-12 | 扎布热采煤联合公司扎布热-别尔舒维采煤煤矿 | Skip hoisting system |
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| CN103588074A (en) * | 2013-11-25 | 2014-02-19 | 徐州煤矿安全设备制造有限公司 | Large-tonnage narrow and long external force type bend unloading skip bucket |
| CN104528563A (en) * | 2014-12-16 | 2015-04-22 | 枣庄矿业(集团)付村煤业有限公司 | Novel roller and novel process for replacing roller friction liners on line |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111017690A (en) * | 2020-01-19 | 2020-04-17 | 山东黄金矿业（玲珑）有限公司 | Method for replacing steel cage guide of shaft of multi-rope friction type elevator |
| CN111392453A (en) * | 2020-04-21 | 2020-07-10 | 神华黄骅港务有限责任公司 | Method for replacing chute of ship loader and ship loader |
| CN111392453B (en) * | 2020-04-21 | 2021-09-28 | 神华黄骅港务有限责任公司 | Method for replacing chute of ship loader and ship loader |
| CN116119499A (en) * | 2023-02-16 | 2023-05-16 | 山东黄金矿业（玲珑）有限公司 | Winding type elevator cage replacing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108516450B (en) | 2020-02-14 |
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