CN202156858U - Mining elevator - Google Patents
Mining elevator Download PDFInfo
- Publication number
- CN202156858U CN202156858U CN201120240080XU CN201120240080U CN202156858U CN 202156858 U CN202156858 U CN 202156858U CN 201120240080X U CN201120240080X U CN 201120240080XU CN 201120240080 U CN201120240080 U CN 201120240080U CN 202156858 U CN202156858 U CN 202156858U
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- Prior art keywords
- guide rail
- explosion
- car
- fixed
- check band
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- 238000005065 mining Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 150000001875 compounds Chemical class 0.000 claims description 29
- 230000003139 buffering effect Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000002360 explosive Substances 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract 6
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
A mining elevator mainly consists of an anti-explosion dragging system, an anti-explosion car protecting system, a flexible guide rail guiding system, a combined type car and a counterweight system. The anti-explosion dragging system comprises a dragging rope tension adjusting device, an anti-explosion dragging machine and an anti-explosion control cabinet, and the dragging rope tension adjusting device is arranged on a platform on the top of the elevator. The anti-explosion car protecting system mainly comprises a buffer tensioning device, brake rope guiding sleeves, a safety gear and a brake rope connecting device, the buffer tensioning device connected with a brake rope is arranged on the platform on the top of the elevator, the brake rope guiding sleeves are fixed on two sides of a car of the elevator, a brake rope groove is arranged in the middle of the safety gear, and the brake rope connecting device is fixed on a platform of a pit. The flexible guide rail guiding system comprises steel wire guide rails, a guide rail tensioning device, a guide rail connecting device and flexible guide rail guiding sleeves, the steel wire guide rails are used for guiding the car and a counterweight, the guide rail tensioning device is connected with the steel wire guide rails and fixed on the platform on the top of the elevator, the guide rail connecting device is arranged on the platform of the pit, and the flexible guide rail guiding sleeves are fixed on the car and the counterweight. The mining elevator is compact in structure, reliable in brake, low in maintenance cost, comfortable in riding, high in running efficiency and convenient for entrance and lifting of mine cars.
Description
Technical field
The utility model relates to a kind of mining elevator, is particularly useful for the material of mine underground mining and personnel's lifting.
Background technology
In the underground mining process of mine; Personnel and material mainly are to cooperate cage to promote and transfer through gig; And for the exploitation of the multilevel driving surface in down-hole; Material when particularly hoisting depth is less than 400m and personnel's up-down adopt traditional gig to exist expense height, long problem of engineering construction cycle; Secondly; Adopt gig to go up and down in personnel's process, the passenger in the cage can't be controlled lifting process, thus can't transmission information to well head or down-hole; When accident occurring in the transportation, can't contact directly with well head and personnel in the pit; Because winch structure is bigger, and mechanical efficiency is low, as if et out of order, cage lacks effectively control of hypervelocity in operational process in addition; Gig cooperates the up-down of cage, and travelling comfort is poor.
Existing elevator device; Though have travelling comfort preferably; Be fit to multilevel work, maintenance cost is low, still; Because there is abominable working environment such as explosive miscellaneous gas such as methane, coal gas, aggressive fume in the down-hole, the control box in the towing machine of existing industrial conventional lift, control housing and the car etc. fails to satisfy requirements; The pit shaft of mine is because side pressure is big and yielding, and the rigid guideway of existing industrial conventional lift can't adapt to the mine hoisting requirement; The connecting device of hoist ropes adopts compression spring form and form of rubber, though played the effect of buffering and damping, owing to the error of hoist ropes manufacturing, the difference of material, is prone to cause the hoist ropes tensile force unbalanced in use for some time; Existing safety tongs system can only adapt to the rigid guideway lost-control protection that exceeds the speed limit, and does not still have the car safety brake system of non-rigid guide rail; Though existing car can satisfy the lifting of personnel and regular general cargo; Realize lifting process safe, reliably reach traveling comfort; But do not have catching device and stop device etc., can not realize the loading of moving body such as similar mine car, promote thereby can not really apply to the colliery.In sum, the concrete problem that exists mainly contains:
1) to the multilevel working face mining in down-hole, there is the problem that expense is high, the engineering construction cycle is long in existing gig;
2) traction of present industrial conventional lift and control system can't satisfy the subsurface environment that gases such as having blast, corrosion exists;
3) rigid guideway that always relies on of elevator can't satisfy the yielding mal-condition of pit shaft;
4) adopt the hoist ropes connecting device of compression spring form and form of rubber to be prone to cause the hoist ropes tensile force unbalanced;
5) still there is not the car safety protection system of non-rigid guide rail;
6) still not satisfying mine car gets into and the people's car compound type car system that promotes.
Summary of the invention
Technical matters: the purpose of the utility model is the deficiency that overcomes in the prior art, a kind of compact conformation is provided, braking is reliable, maintenance cost is low, ride comfort, mining elevator that operating efficiency is high.
Technical scheme: the mining elevator of the utility model; Main by being located at the explosion-proof traction system on the upper mounting plate of top, explosion-proof car protection system, the compound type car and the counterweight system formation that are located at the flexible guide rail guidance system between top upper mounting plate and the pit lower platform and move up and down along the steel rope guide rail of flexible guide rail guidance system;
Described explosion-proof traction system comprises the explosion-proof traction machine that links to each other with explosion-proof control housing, is wrapped in the hoist ropes on the explosion-proof traction machine; Hoist ropes one end be fixed on the hoist ropes terminating set on the upper mounting plate of top, the other end of hoist ropes is provided with the hoist ropes tension-adjusting gear that is fixed on upper mounting plate;
Described explosion-proof car protection system mainly is made up of wire holder, velocity limiter, governor rope, the one the second water bumpers, check band connecting device, governor rope tightening device, safety tongs, safety tongs link gear, check band, check band buffering tightening device; Wherein: the hoist ropes between towing machine and the track adjusting wheel is provided with wire holder; Velocity limiter is fixed on the upper mounting plate of top; The one the second water bumpers, governor rope tightening device are separately fixed on the pit lower platform; Governor rope is connected between velocity limiter and the governor rope tightening device; The check band upper end is connected with check band buffering tightening device, and the lower end is connected with the check band connecting device, and check band is provided with a plurality of check band orienting sleeves and the safety tongs that is fixed on the compound type car;
Described flexible guide rail guidance system mainly by the steel rope guide rail, be fixed on the upper mounting plate with steel rope guide rail upper end bonded assembly guide rail tightening device, be fixed on the lower platform and constitute with steel rope guide rail lower end bonded assembly guide rail connecting device, the steel rope guide rail is provided with the flexible guide rail orienting sleeve of a plurality of fixedly compound type cars;
Described compound type car mainly is made up of the interior envelope that is provided with track, the trailing cable that is suspended on the envelope bottom; Be provided with the explosive operation case of being convenient to control in the envelope; Track is provided with stop device, and the entrance of compound type car is provided with the platform of accepting that makes things convenient for the mine car turnover;
Described counterweight system mainly is made up of with compensation rope on being connected it counterweight that balances each other with the compound type car, the compensation rope suspension gear that is located at the counterweight bottom.
Described a plurality of check band orienting sleeve is separately fixed at the both sides of envelope, and every side is 3 orienting sleeves, and wherein 2 are fixed on safety tongs both sides up and down, and 1 is fixed on envelope (4-1) upside; Have the check band grooving in the safety tongs, check band is provided with the safety tongs operation pull bar of control safety tongs.
Beneficial effect: the utility model adopts explosion-proof traction machine, explosion-proof control housing and explosive operation case, has overcome that there is damp in the down-hole and limitation that the general industry elevator can't be moved has improved the safe reliability that mining elevator moves; The hoist ropes tensile force control apparatus that adopts can reduce the wearing and tearing of hoist ropes and traction sheave to the tensile force self-equalizing of hoist ropes, has improved the service life of hoist ropes; Adopt flexible guide rail can play longitudinally guiding, the laterally beat constraint of car in promoting operational process; Be applicable to the cage guide system that the pit shaft lateral deformation of down-hole, mine, rigid guideway can't satisfy; Improved the speed that guide rail sets up in the pit shaft; Reduce the reinforcing grade of well bore wall, reduced the shaft building cost of investment; Adopt check band to substitute the rigid guideway that safety tongs uses always; Increased check band buffering tensioner; Improve the safe reliability of car braking under runaway conditions such as hypervelocity, stall and disconnected rope, overcome the limitation that present elevator can only use the rigid guideway braking; Increase catching device that makes things convenient for the mine car turnover and the stop device that stops mine car to move arbitrarily, expanded the transportation function of car, improved the degree of utilization of car; Adopted compensation rope suspension gear, can fix the compensation rope of various diameters, the position of its fixed end can be confirmed arbitrarily as required, has improved the connection speed and the fiduciary level of compensation rope, has expanded the kind of compensation rope; Changed the subsurface excavation industry and used gig to cooperate cage to come realization personnel and material situation up and down always, multilevel working face mining promotes the problem that expense is high, the engineering construction cycle is long in the down-hole to have solved existing gig.The utility model adapts to the harsh environment that the down-hole exists damp, shaft deformation etc., and braking is reliable, maintenance cost is low, ride comfort, operating efficiency are high, has practicality widely.
Description of drawings
Fig. 1 is the mining elevator master TV structure system schematic of the utility model.
Fig. 2 is the mining elevator master TV structure scheme drawing of the utility model.
Fig. 3 is the mining elevator structure schematic side view of the utility model,
Fig. 4 is the mining elevator structure schematic top plan view of the utility model.
Among the figure: explosion-proof traction system-1, explosion-proof car protection system-2, flexible guide rail guidance system-3, compound type car-4, counterweight system-5; Explosion-proof traction machine-1-1, explosion-proof control housing-1-2, track adjusting wheel-1-3, hoist ropes terminating set-1-4, hoist ropes tension-adjusting gear-1-5, hoist ropes-1-6; Wire holder-2-1, velocity limiter-2-2, governor rope-2-3, the second a water bumper-2-4 ,-2-7; Check band connecting device-2-5, governor rope tightening device-2-6, check band orienting sleeve-2-8; Safety tongs-2-9; Safety tongs operation pull bar-2-10, safety tongs link gear-2-11, check band-2-12, check band buffering tightening device-2-13; Guide rail tightening device-3-1, steel rope flexible guide rail-3-2, flexible guide rail orienting sleeve-3-3, guide rail connecting device-3-4; Envelope-4-1, stop device-4-2 accepts platform-4-3, explosive operation case-4-4, trailing cable-4-5, track-4-6, mine car-4-7; Counterweight-5-1, compensation rope suspension gear-5-2, compensation rope-5-3.
The specific embodiment
Embodiment to the utility model further describes below in conjunction with accompanying drawing:
Shown in the accompanying drawing 1, the mining elevator of the utility model mainly is made up of explosion-proof traction system 1, explosion-proof car protection system 2, flexible guide rail guidance system 3, compound type car 4, counterweight system 5; Explosion-proof traction system 1 is located on the upper mounting plate A of well head top, and flexible guide rail guidance system 3, compound type car 4 and counterweight system 5 are located at respectively between top upper mounting plate A and the pit lower platform B.
Shown in the accompanying drawing 2-4; Described explosion-proof traction system 1 comprises and is arranged on explosion-proof traction machine 1-1 that the explosion-proof control housing 1-2 of upper mounting plate A links to each other, is wrapped in the hoist ropes 1-6 on the explosion-proof traction machine 1-1; Hoist ropes 1-6 one end links to each other with hoist ropes terminating set 1-4 on being fixed on top upper mounting plate A platform through track adjusting wheel 1-3, and the other end of hoist ropes 1-6 is fastened on the hoist ropes tension-adjusting gear 1-5 on the upper mounting plate A platform of top; Hoist ropes terminating set 1-4 adopts existing elevator general-duty terminating set, generally mainly contains by wedge shape rope sling and rope sling screw rod to constitute; Hoist ropes tension-adjusting gear 1-5 mainly is made up of the connecting panel of hydraulic actuating cylinder that is interconnected and fixed hydraulic cylinder body; The cylinder body inner plunger is connected with hoist ropes 1-6; The connecting panel of fixed hydraulic cylinder body is arranged on the upper mounting plate A, thereby realizes the self-equalizing of hoist ropes 1-6 tensile force.
Described explosion-proof car protection system 2 mainly is made up of wire holder 2-1, velocity limiter 2-2, governor rope 2-3, the one the second water bumper 2-4,2-7, check band connecting device 2-5, governor rope tightening device 2-6, safety tongs 2-10, safety tongs link gear 2-11, check band 2-12, check band buffering tightening device 2-13.Wherein, Velocity limiter 2-2 is fixed on the upper mounting plate A of top; The second water bumper 2-7 of corresponding envelope 4-1 below, the first water bumper 2-4, the governor rope tightening device 2-6 of counterweight 5-1 below are separately fixed on the pit lower platform B, and governor rope 2-3 is connected between velocity limiter 2-2 and the governor rope tightening device 2-6, and check band 2-12 upper end is cushioned tightening device 2-13 with check band on being fixed on top upper mounting plate A and is connected; The lower end is connected with check band connecting device 2-5; Check band 2-12 is provided with the fixedly a plurality of check band orienting sleeve 2-8 and the safety tongs 2-9 of compound type car 4, and a plurality of check band orienting sleeve 2-8 are separately fixed at the both sides of envelope 4-1, and every side is 3 orienting sleeve 2-8; 2 upper-lower positions that are fixed on safety tongs 2-9 wherein, 1 upside that is fixed on compound type car 4; The speed limit rope 2-3 that closure is wrapped on velocity limiter 2-2 and the governor rope tightening device 2-6 is connected with safety tongs link gear 2-11.Described check band connecting device 2-5 mainly by the wedge shape rope sling, can constitute by disrumpent feelings rope sling screw rod; The governor rope tightening device adopts general-duty tightening device on the traditional elevator; Check band buffering tightening device mainly is made up of the accent force mechanisms that can set resistance, and check band passes transfers force mechanisms to be tensioned; Safety tongs link gear 2-11 adopts the universal safety pincers link gear that uses on the conventional rigid guide rail elevator.
Described flexible guide rail guidance system 3 mainly by steel rope guide rail 3-2, fixedly the guide rail tightening device 3-1 on the steel rope guide rail 3-2, fixedly the guide rail connecting device 3-4 of steel rope guide rail 3-2 lower end constitutes; Guide rail tightening device 3-1 is fixed on the upper mounting plate A, and guide rail connecting device 3-4 is fixed on the lower platform B; Platform steel rope guide rail 3-2 is arranged in envelope 4-1 and counterweight 5-1 both sides, and the every side of envelope 4-1 is arranged 1 to 2 steel rope flexible guide rail 3-2, and the every side of counterweight 5-1 is arranged 1 steel rope guide rail 3-2; The flexible guide rail orienting sleeve 3-3 that steel rope guide rail 3-2 is provided with a plurality of fixedly compound type cars 4 and is vertically passed by steel rope guide rail 3-2; Guide rail tightening device 3-1 mainly is made up of rope locking machine and hydraulic actuating cylinder, is provided with steel rope guide rail 3-2 in the middle of the rope locking machine, and holds steel rope guide rail 3-2 tightly, and its tensile force carries out tensioning by hydraulic actuating cylinder; Guide rail connecting device 3-4 can be made up of wedge shape rope sling and rope sling screw rod.
Described compound type car 4 mainly is made up of the interior envelope 4-1 that is provided with track 4-6, the trailing cable 4-5 that is suspended on envelope 4-1 bottom; Be provided with the explosive operation case 4-4 of being convenient to control in the envelope 4-1; Track 4-6 both sides are provided with stop device 4-2, the entrance of compound type car be provided with make things convenient for mine car 4-7 turnover accept platform 4-3; Accept platform 4-3 and in envelope 4-1, extend to well bore wall, make things convenient for mine car 4-2 through the turnover of the track 4-6 in the envelope 4-1, stop device 4-2 can retrain mine car 4-7 easily and in envelope 4-1, move freely.
Described counterweight system 5 mainly is made up of the counterweight 5-1, the compensation rope suspension gear 5-2 that is located at counterweight 5-1 bottom and the compensation rope 5-3 that balance each other with compound type car 4.Compensation rope suspension gear 5-2 is by the wedge shape wire clips that connects compensation rope 5-3, fixedly wire clips and rotatable end junction constitute, and it is the compensation of the different-diameter 5-3 that restricts fixedly.
Working process: mine car 4-2 moving body is pushed in the envelope 4-1 and by stop device 4-3 through the catching device 4-4 in the envelope 4-1 and fixes.Through the control of the explosive operation case 4-5 in car 4-1 explosion-proof traction machine 1-1 action, the hoist ropes 1-6 that is regulated by hoist ropes tension-adjusting gear 1-5 dynamical equilibrium drives compound type car 4 and counterweight 5-1 operation as required in pit shaft.Compound type car 4 relies on the steel rope flexible guide rail 3-2 of both sides under the constraint of flexible guide rail orienting sleeve 3-3, to move up and down with counterweight 5-1.When compound type car 4 was thus lifted to appointed positions, the platform 4-3 that accepts in the envelope 4-1 was pushed out, and the function of holding up traffic of stop device 4-2 is disengaged, and moving bodies such as mine car 4-7 can be pushed out envelope 4-1.When situation such as compound type car 4 hypervelocities, stall; Governor rope 2-3 is triggered braking by velocity limiter 2-2; When compound type car 4 glides; The safety tongs link gear 2-12 of governor rope 2-3 bottom envelope 4-1 operates pull bar 2-11 with safety tongs and is pulled upwardly, and safety tongs 2-9 action is also arrested on check band 2-12, prevents that compound type car 4 from crashing into; When compound type car 4 with counterweight 5-1 because lifting fault when squatting the end, cushion by the one the second hydraulic damping device 2-4, the 2-7 of bottom; When rushing to summit, 2-1 brakes protection by wire holder.
Claims (3)
1. mining elevator; It is characterized in that: it is mainly by the explosion-proof traction system (1), the explosion-proof car protection system (2) that are located on the top upper mounting plate (A), is located at the flexible guide rail guidance system (3) between top upper mounting plate (A) and the pit lower platform (B) and constitutes with counterweight system (5) along the compound type car (4) that the guide rail of flexible guide rail guidance system (3) moves up and down;
Described explosion-proof traction system comprises the explosion-proof traction machine (1-1) that links to each other with explosion-proof control housing (1-2), is wrapped in the hoist ropes (1-6) on the explosion-proof traction machine (1-1); Hoist ropes (1-6) end be fixed on the hoist ropes terminating set (1-4) on the top upper mounting plate (A), the other end of hoist ropes (1-6) is provided with the hoist ropes tension-adjusting gear (1-5) that is fixed on upper mounting plate (A);
Described explosion-proof car protection system (2) mainly is made up of wire holder (2-1), velocity limiter (2-2), governor rope (2-3), the one the second water bumpers (2-4,2-7), check band connecting device (2-5), governor rope tightening device (2-6), safety tongs (2-9), safety tongs link gear (2-11), check band (2-12), check band buffering tightening device (2-13); Wherein: the hoist ropes between towing machine (1-1) and the track adjusting wheel (1-3) is provided with wire holder (2-1); Velocity limiter (2-2) is fixed on the top upper mounting plate (A); The one the second water bumpers (2-4,2-7), governor rope tightening device (2-6) are separately fixed on the pit lower platform (B); Governor rope (2-3) is connected between velocity limiter (2-2) and the governor rope tightening device (2-6); Check band (2-12) upper end is connected with check band buffering tightening device (2-13); The lower end is connected with check band connecting device (2-5), and check band (2-12) is provided with a plurality of check band orienting sleeves (2-8) and the safety tongs (2-9) that is fixed on the compound type car (4);
Described flexible guide rail guidance system (3) mainly by steel rope guide rail (3-2), be fixed on upper mounting plate (A) and go up with steel rope guide rail (3-2) upper end bonded assembly guide rail tightening device (3-1), be fixed on that lower platform (B) is gone up and steel rope guide rail (3-2) lower end bonded assembly guide rail connecting device (3-4) formation, steel rope guide rail (3-2) is provided with the flexible guide rail orienting sleeve (3-3) of a plurality of fixedly compound type cars (4);
Described compound type car (4) mainly is made up of the interior envelope (4-1) that is provided with track (4-6), the trailing cable (4-5) that is suspended on envelope (4-1) bottom; Be provided with the explosive operation case of being convenient to control (4-4) in the envelope (4-1); Track (4-6) is provided with stop device (4-2), the entrance of compound type car (4) be provided with make things convenient for mine car (4-7) turnover accept platform (4-3);
Described counterweight system (5) is mainly by the counterweight (5-1) that balances each other with compound type car (4), the compensation rope suspension gear (5-2) and the compensation on being connected it that are located at counterweight (5-1) bottom (5-3) formation of restricting.
2. a kind of mining elevator according to claim 1; It is characterized in that: described a plurality of check band orienting sleeves (2-8) are separately fixed at the both sides of envelope (4-1); Every side is 3 orienting sleeves (2-8), and wherein 2 are fixed on safety tongs (2-9) both sides up and down, and 1 is fixed on envelope (4-1) upside.
3. a kind of mining elevator according to claim 1 is characterized in that: have the check band grooving in the described safety tongs (2-9), check band (2-12) is provided with the safety tongs operation pull bar (2-10) of control safety tongs (2-9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120240080XU CN202156858U (en) | 2011-07-08 | 2011-07-08 | Mining elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120240080XU CN202156858U (en) | 2011-07-08 | 2011-07-08 | Mining elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202156858U true CN202156858U (en) | 2012-03-07 |
Family
ID=45764500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120240080XU Expired - Lifetime CN202156858U (en) | 2011-07-08 | 2011-07-08 | Mining elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202156858U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275799A (en) * | 2011-07-08 | 2011-12-14 | 中国矿业大学 | Mine elevator |
| CN104326343A (en) * | 2014-10-30 | 2015-02-04 | 康力电梯股份有限公司 | Host machine guide rail fixing type driving device |
| CN110451390A (en) * | 2019-08-16 | 2019-11-15 | 湖北电梯厂 | A kind of mine lift control system containing electromagnetic door lock and method |
-
2011
- 2011-07-08 CN CN201120240080XU patent/CN202156858U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275799A (en) * | 2011-07-08 | 2011-12-14 | 中国矿业大学 | Mine elevator |
| CN102275799B (en) * | 2011-07-08 | 2013-01-16 | 中国矿业大学 | Mine elevator |
| WO2013007059A1 (en) * | 2011-07-08 | 2013-01-17 | 中国矿业大学 | Mine elevator |
| US9272881B2 (en) | 2011-07-08 | 2016-03-01 | China University Of Mining And Technology | Mining elevator |
| CN104326343A (en) * | 2014-10-30 | 2015-02-04 | 康力电梯股份有限公司 | Host machine guide rail fixing type driving device |
| CN110451390A (en) * | 2019-08-16 | 2019-11-15 | 湖北电梯厂 | A kind of mine lift control system containing electromagnetic door lock and method |
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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: 20120307 Effective date of abandoning: 20130306 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20120307 Effective date of abandoning: 20130306 |
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| RGAV | Abandon patent right to avoid regrant |