CN113772572B - Energy-saving hoisting winch for coal mine - Google Patents
Energy-saving hoisting winch for coal mine Download PDFInfo
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- CN113772572B CN113772572B CN202111126481.7A CN202111126481A CN113772572B CN 113772572 B CN113772572 B CN 113772572B CN 202111126481 A CN202111126481 A CN 202111126481A CN 113772572 B CN113772572 B CN 113772572B
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- shaft
- limit switch
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- 239000003245 coal Substances 0.000 title claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 161
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 230000009467 reduction Effects 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims description 18
- 238000007592 spray painting technique Methods 0.000 claims description 13
- 230000001680 brushing effect Effects 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/30—Rope, cable, or chain drums or barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
- B66D1/56—Adaptations of limit switches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/14—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
Abstract
The invention discloses an energy-saving hoisting winch for a coal mine, which comprises a base, a power motor, a reduction gearbox, bearing seats, a belt shaft winch barrel, a brake, a transmission box, an auxiliary transmission disc, transmission wedge blocks, a transmission part and a detection part, wherein the power motor and the reduction gearbox are fixed at the right part of the top end of the base, the bearing seats are respectively fixed at the left part and the right part of the top end of the base, the belt shaft winch barrel is connected between the two bearing seats in a rotating mode, the brake and the transmission box are fixed at the left part of the top end of the base, the auxiliary transmission disc is installed at the left part of the belt shaft winch barrel, and a plurality of transmission wedge blocks are fixed at the left end of the auxiliary transmission disc. The invention can generate electricity for the mechanical energy generated in the rope twisting releasing process while not consuming excessive power in the rope twisting lifting process, can determine whether to generate electricity or not by controlling the electrifying direction of the electromagnet, and can limit the long-time work of the electromagnet by using the first limit switch and the second limit switch so as to avoid excessive power consumption.
Description
Technical Field
The invention relates to a winch, in particular to an energy-saving hoisting winch for a coal mine.
Background
In production life, the winch is a common auxiliary working device, in the field of mining, the lifting winch is often used for lifting a mine car, the traditional lifting winch is often driven only by simply utilizing energy sources such as electric energy and the like in the using process, the consumption of the energy sources is smaller when the stranded rope is released compared with the time of collecting the stranded rope, but a large amount of mechanical energy is generated, and the mechanical energy cannot be utilized, so that waste is generated, the environment-friendly and energy-saving concept is not met, in the using process of the lifting winch, the working safety of the winch is directly influenced if the stranded rope can be kept in a good state for a long time, the traditional lifting winch cannot detect and maintain the stranded rope in real time, and the defects of the traditional lifting winch are highlighted.
Disclosure of Invention
The invention aims to provide an energy-saving hoisting winch for a coal mine, which aims to solve the technical problem.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an energy-conserving hoisting winch in colliery, includes base, motor power, reducing gear box, bearing frame, band spool hank section of thick bamboo, stopper, transmission case, auxiliary transmission dish, transmission wedge, transmission part, determine portion, base top right part is fixed with motor power and reducing gear box, two respectively are fixed with the bearing frame in the left and right two parts in base top, two rotate jointly between the bearing frame and be connected with band spool hank section of thick bamboo, base top left part is fixed with stopper and transmission case, band spool hank section of thick bamboo left part is installed auxiliary transmission dish, auxiliary transmission dish left end is fixed with a plurality of transmission wedges, transmission case internally mounted has transmission part, band spool hank section of thick bamboo rear side-mounting has determine portion.
On the basis of the technical scheme, the transmission part comprises a transmission shaft, a main transmission disc, transmission wedge strips, a transmission plate, a permanent magnet, an axial bearing, a second limit switch, a support plate, an electromagnet, a first limit switch, a transmission cylinder, a transmission gear wheel, a small generator and a transmission pinion, the transmission box is internally connected with the transmission shaft through the bearing in a rotating mode, the transmission shaft right end is fixed with the main transmission disc, the main transmission disc right end is fixed with a plurality of transmission wedge strips, the transmission shaft middle part is fixed with the transmission plate, the transmission plate left end is fixed with the permanent magnet, the transmission box inner wall right end is fixed with the axial bearing and the second limit switch, the transmission box middle part is fixed with the support plate, the support plate right end is fixed with a plurality of electromagnets and a first limit switch, the transmission box left end is connected with the transmission cylinder through the bearing in a rotating mode, the transmission cylinder left end is fixed with the transmission gear wheel, the transmission box left end is fixed with a plurality of small generators, and the rotating shaft right end of each small generator is fixed with the transmission pinion respectively.
On the basis of the technical scheme, the detection part includes support frame, supporting seat, adjusting bolt, a mount pad, a direction V type pulley, no. two adjusting bolt, no. two mount pads, no. two direction V type pulleys, pipe, no. three direction V type pulleys, air brushing box, oil brushing box, nut, detection oar, detection arc wall, stir handle, high-quality spring, take axle hank section of thick bamboo middle part to rotate through the bearing and be connected with the support frame, support frame rear portion sliding connection has the supporting seat, two each threaded connection has an adjusting bolt around the supporting seat, two No. one adjusting bolt bottom rotates respectively and is connected with a mount pad, two No. one mount pad bottom rotates respectively and is connected with a direction V type pulley, supporting seat rear portion threaded connection has No. two adjusting bolt, no. two adjusting bolt bottom rotates and is connected with No. two direction V type pulleys, and the top is fixed with the pipe, two portions respectively rotate around the supporting seat and be connected with No. three direction V type pulleys, and be connected with two fixed screw thread detection oars the box and detect the screw brushing box through two fixed screw thread detection shafts, and detect the screw brushing box top and detect two high-quality spring fixed screw brushing box and stir the screw brushing box.
On the basis of the technical scheme, be connected the transmission through the shaft coupling between motor power, reducing gear box and the band spool hank section of thick bamboo, each can attract or repel the permanent magnet after the electro-magnet circular telegram, the transmission shaft can be along transmission section of thick bamboo and backup pad horizontal slip, the transmission wedge strip can contact with transmission wedge and auxiliary drive dish simultaneously, the driving plate can press No. two limit switch and limit switch, the transmission gear wheel meshes with each transmission pinion all the time, two No. one the mount pad can reciprocate along the supporting seat through a manual rotatory adjusting bolt, no. two the mount pad can reciprocate along the supporting seat through a manual rotatory No. two adjusting bolt, the pipe all the time with spray drawing box and supporting seat rear portion looks sliding connection, the pipe inner chamber runs through in No. two mount pad fronts, the spray drawing pipe support runs through in the supporting seat, and its inner chamber is linked together with spray drawing box inner chamber, two the stir handle bottom contacts with spray drawing box inner wall bottom all the time, and has the trend to the shutoff of spray drawing inner chamber under the effect of high-quality spring all the time.
Compared with the prior art, the invention has the following advantages: the invention can generate electricity for mechanical energy generated in the twisted rope releasing process while not consuming excessive power in the twisted rope lifting process, can determine whether to perform electricity generation work or not by controlling the electrifying direction of the electromagnet, can limit long-time work of the electromagnet by using the first limit switch and the second limit switch, avoids excessive electric energy consumption, can warn workers by using the detection paddle capable of detecting the damaged position of the twisted rope and the spray painting pipe frame capable of marking the damaged position, is convenient to perform corresponding treatment, can coat lubricating oil or anti-rust oil on the twisted rope by using the second guide V-shaped pulley capable of continuously rotating, and avoids the trouble of performing additional maintenance on the twisted rope.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of a base according to the present invention.
FIG. 3 is a schematic cross-sectional view of the transmission case of the present invention.
Fig. 4 is a schematic view of the installation of the support frame of the present invention.
FIG. 5 is a schematic structural view of the supporting base of the present invention.
Fig. 6 is a schematic cross-sectional view of the supporting seat of the present invention.
In the figure: 1. the device comprises a base, 2, a power motor, 3, a reduction box, 4, a bearing seat, 5, a hinge cylinder with a shaft, 6, a brake, 7, a transmission box, 8, an auxiliary transmission disc, 9, a transmission wedge block, 10, a transmission part, 11, a detection part, 12, a transmission shaft, 13, a main transmission disc, 14, a transmission wedge strip, 15, a transmission plate, 16, a permanent magnet, 17, an axial bearing, 18, a second limit switch, 19, a support plate, 20, an electromagnet, 21, a first limit switch, 22, a transmission cylinder, 23, a transmission gear wheel, 24, a small generator, 25, a transmission pinion, 26, a support frame, 27, a support seat, 28, a first adjusting bolt, 29, a first mounting seat, 30, a first guide V-shaped pulley, 31, a second adjusting bolt, 32, a second mounting seat, 33, a second guide V-shaped pulley, 34, a guide pipe, 35, a third guide V-shaped pulley, 36, an inkjet printing box, 38, a power box, 39, a nut, 40, a detection paddle, 41, a toggle groove, a detection handle, a high-quality spring and a toggle spring.
Detailed Description
The invention is explained in further detail below with reference to the figures and the specific embodiments.
As shown in fig. 1-6, an energy-saving hoisting winch for coal mines comprises a base 1, a power motor 2, a reduction gearbox 3, a bearing seat 4, a belt shaft reel 5, a brake 6, a transmission case 7, an auxiliary transmission disc 8, transmission wedge blocks 9, a transmission part 10 and a detection part 11, wherein the power motor 2 and the reduction gearbox 3 are fixed on the right part of the top end of the base 1, the power motor 2 and the reduction gearbox 3 are connected and transmitted through a coupler, the reduction gearbox 3 and the belt shaft reel 5 are connected and transmitted through the coupler, the bearing seat 4 is respectively fixed on the left part and the right part of the top end of the base 1, the belt shaft reel 5 is connected between the bearing seats 4 in a rotating mode, the belt shaft reel 5 is used for winding ropes in an anticlockwise direction, the brake 6 and the transmission case 7 are fixed on the left part of the top end of the base 1, the brake 6 is sleeved on the left part of the belt shaft reel 5 and used for braking the belt shaft reel 5, the auxiliary disc 8 is installed on the left part of the belt shaft reel 5, the left part of the auxiliary transmission disc 8 is fixed with the transmission wedge blocks 9, the transmission case 7 is internally installed with the transmission part 10, and the detection part 11.
The working principle of the invention is as follows: before use, the twisted rope with proper thickness is coiled on the outer wall of a reel 5 with a shaft in the anticlockwise direction, the twisted rope passes through a supporting seat 27 and is positioned above a third guide V-shaped pulley 35 and is positioned between detection arc grooves 41, the detection arc grooves 41 are slightly larger than the diameter of the twisted rope, then a first adjusting bolt 28 is manually rotated, the first guide V-shaped pulley 30 and the third guide V-shaped pulley 35 jointly contact the twisted rope, then a proper amount of marking liquid such as fluorescent agent, coatings with various colors and the like are injected into a painting box 37, when the twisted rope is wound or released by the reel 5 with the shaft, the twisted rope and the first guide V-shaped pulley 30 and the third guide V-shaped pulley 35 carry out rolling friction and cause the twisted rope to rotate, when the twisted rope is used for a long time and has the problems of burrs, wire breakage and the like, the diameter of the twisted rope at the breakage position is increased frequently, when the broken position passes through a detection paddle 40, so that the detection paddle 40 rotates, the detection paddle 33 can be conveniently carried out the plugging of a power adjustment on the painting box by poking rope, and the anti-rust-proof oil spraying and the guide V-drawing motor when the twisted rope is pulled into the pipe frame, and the guide V-proof guide pulley 33, and the guide V-guide pulley 33 is moved, and the guide pulley 33, and the twisted rope is moved in the guide V-guide pulley 33, so as to be conveniently in the pipe frame, when the rust-proof guide V-proof pulley 33, at this time, current can be supplied to the electromagnet 20, so that the electromagnet 20 generates repulsive force to the permanent magnet 16, then the transmission shaft 12 slides rightwards and the transmission wedge strips 14 are in contact with the main transmission disc 13, and finally the transmission wedge strips 14 are in contact with the transmission wedge blocks 9 under the relative rotation of the main transmission disc 13, so that the auxiliary transmission disc 8 and the main transmission disc 13 synchronously rotate, when the transmission wedge strips 14 are in contact with the main transmission disc 13, the transmission plate 15 can press the second limit switch 18, so that the power supply to the electromagnet 20 is cut off, the electric energy waste caused by long-time electrification of the electromagnet 20 is avoided, in the process of rotating the transmission shaft 12, the transmission shaft 12 can always drive the transmission cylinder 22 to rotate, so that the transmission gear 23 can drive each transmission pinion 25 to rotate, so as to generate power by utilizing the rotation of the small generator 24, when the twisted rope 5 is lifted, in order to reduce the power consumption of the electromagnet 2, reverse current should be supplied to the electromagnet 20, so as to promote the electromagnet 20 to attract the transmission wedge strips 16, so that the electromagnet 14 can be removed from the contact with the transmission wedge blocks 14, and the electric energy waste caused by long-time electrification of the electromagnet 20 is finally avoided, and the electric energy waste of the electromagnet 15 is avoided.
The foregoing is a preferred embodiment of the present invention, and it will be appreciated by those skilled in the art that changes, modifications, substitutions and variations may be made in the embodiments without departing from the principles and spirit of the invention, which is further defined in the appended claims.
Claims (2)
1. The utility model provides an energy-conserving hoisting winch in colliery, includes base (1), motor power (2), reducing gear box (3), bearing frame (4), tape spool hank section of thick bamboo (5), stopper (6), transmission case (7), auxiliary drive dish (8), transmission wedge (9), transmission part (10), detect portion (11), its characterized in that: a power motor (2) and a reduction gearbox (3) are fixed to the right of the top end of the base (1), bearing seats (4) are fixed to the left and right of the top end of the base (1), a shaft-provided winch drum (5) is connected between the two bearing seats (4) in a rotating mode, a brake (6) and a transmission box (7) are fixed to the left of the top end of the base (1), an auxiliary transmission disc (8) is installed on the left of the shaft-provided winch drum (5), a plurality of transmission wedge blocks (9) are fixed to the left of the auxiliary transmission disc (8), a transmission part (10) is installed inside the transmission box (7), and a detection part (11) is installed on the rear side of the shaft-provided winch drum (5);
the transmission part (10) comprises a transmission shaft (12), a main transmission disc (13), transmission wedge strips (14), a transmission plate (15), a permanent magnet (16), an axial bearing (17), a second limit switch (18), a support plate (19), an electromagnet (20), a first limit switch (21), a transmission cylinder (22), a transmission gear wheel (23), a small generator (24) and a transmission pinion (25), wherein the transmission shaft (12) is connected inside the transmission case (7) in a rotating mode through a bearing, the main transmission disc (13) is fixed at the right end of the transmission shaft (12), the transmission wedge strips (14) are fixed at the right end of the main transmission disc (13), the transmission plate (15) is fixed at the middle part of the transmission shaft (12), the permanent magnet (16) is fixed at the left end of the transmission plate (15), the axial bearing (17) and the second limit switch (18) are fixed at the right end of the inner wall of the transmission case (7), the support plate (19) is fixed at the middle part of the transmission case (7), the support plate (19) is fixed at the right end of the electromagnet (19) with the plurality of the transmission plate (20) and the first limit switch (21), the transmission cylinder (22) is connected at the left end of the transmission cylinder (22), a plurality of small generators (24) are fixed at the left end of the transmission box (7), and a transmission pinion (25) is fixed at the right end of a rotating shaft of each small generator (24);
the detection part (11) comprises a support frame (26), a support seat (27), a first adjusting bolt (28), a first mounting seat (29), a first guide V-shaped pulley (30), a second adjusting bolt (31), a second mounting seat (32), a second guide V-shaped pulley (33), a guide pipe (34), a third guide V-shaped pulley (35), a spray painting pipe frame (36), a spray painting box (37), a spray painting box (38), a nut (39), a detection paddle (40), a detection arc-shaped groove (41), a stirring handle (42) and a high-quality spring (43), the middle part of the reel (5) with a shaft is rotatably connected with the support frame (26) through a bearing, the support frame (26) is slidably connected with the support seat (27) at the rear part, the front part and the rear part of the support frame (27) are respectively and in threaded connection with the first adjusting bolt (28), the bottoms of the first adjusting bolt (28) are respectively rotatably connected with the first mounting seat (29), the bottoms of the first mounting seat (29) are respectively and rotatably connected with the first guide V-shaped pulley (30), the rear part of the support seat (27) is connected with the second adjusting bolt (31), the second adjusting bolt (31) is rotatably connected with the second mounting seat (32), and the top is fixed with pipe (34), two portions are respectively rotated around supporting seat (27) and are connected with No. three direction V type pulleys (35), and the middle part is fixed with air brushing pipe support (36), supporting seat (27) top is fixed with air brushing box (37) and oil spout box (38), there are nut (39) on air brushing box (37) and oil spout box (38) upper portion threaded connection respectively, air brushing box (37) and supporting seat (27) middle part are rotated through sealed bearing and are connected with detection oar (40), two it respectively is equipped with detection arc wall (41), two to detect oar (40) top and be fixed with respectively and stir handle (42), two stir handle (42) rear portion and respectively be fixed with high-quality spring (43), two high-quality spring (43) end is fixed mutually with air brushing box (37) inner wall respectively.
2. The energy-saving coal mine hoisting winch according to claim 1, wherein the power motor (2), the reduction gearbox (3) and the reel (5) with a shaft are connected and driven by a coupler, each electromagnet (20) can attract or repel the permanent magnet (16) after being electrified, the transmission shaft (12) can slide left and right along the transmission cylinder (22) and the support plate (19), the transmission wedge-shaped strip (14) can be in contact with the transmission wedge-shaped block (9) and the auxiliary transmission disc (8) simultaneously, the transmission plate (15) can press the second limit switch (18) and the first limit switch (21), the transmission gear (23) is always engaged with the transmission pinions (25), the first adjusting bolts (28) are manually rotated to move up and down along the support seat (27), the second adjusting bolt (32) is manually rotated to move up and down along the support seat (27), the spray painting guide pipe (34) is always in contact with the spray box (38) and the support seat (27), the spray painting handle (32) is in sliding connection with the rear of the spray painting box (37), and penetrates through the inner cavity (37) of the spray painting handle (34) and the spray painting handle (32) and penetrates through the inner cavity (37), and has the tendency of plugging the inner cavity of the spray drawing pipe support (36) all the time under the action of the high-quality spring (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111126481.7A CN113772572B (en) | 2021-09-26 | 2021-09-26 | Energy-saving hoisting winch for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111126481.7A CN113772572B (en) | 2021-09-26 | 2021-09-26 | Energy-saving hoisting winch for coal mine |
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| Publication Number | Publication Date |
|---|---|
| CN113772572A CN113772572A (en) | 2021-12-10 |
| CN113772572B true CN113772572B (en) | 2023-03-24 |
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| CN202111126481.7A Active CN113772572B (en) | 2021-09-26 | 2021-09-26 | Energy-saving hoisting winch for coal mine |
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| CN114314358A (en) * | 2021-12-24 | 2022-04-12 | 江运全 | Electric hoist of single-beam crane |
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| CN109368525A (en) * | 2018-10-30 | 2019-02-22 | 姜启胜 | The hoist engine of the planetary transmission of self shifter is installed |
| CN111847292A (en) * | 2020-08-21 | 2020-10-30 | 浙江海洋大学 | Electric capstan with improved structure |
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| CN1560986A (en) * | 2004-02-16 | 2005-01-05 | 宋添发 | Self-excited magnetic energy generator, power machine |
| CN101885452A (en) * | 2009-05-12 | 2010-11-17 | 四川宏华石油设备有限公司 | Winch |
| EP2423149B1 (en) * | 2010-08-24 | 2016-11-23 | Manitowoc Crane Group France SAS | Mounting for an auxiliary lifting device on a mobile crane |
| CN202156308U (en) * | 2011-06-17 | 2012-03-07 | 廖和宥 | Transmission shaft linkage type generating device for electric vehicles |
| CN106560439B (en) * | 2016-03-31 | 2023-04-07 | 江苏徐工工程机械研究院有限公司 | Potential energy recycling system, control method and engineering mechanical equipment |
| CN106477472B (en) * | 2016-12-16 | 2019-08-06 | 三一汽车制造有限公司 | Winding plant and elevator |
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| CN107381392A (en) * | 2017-05-31 | 2017-11-24 | 江苏马力德机械有限公司 | Towing winch peculiar to vessel |
| CN209383247U (en) * | 2019-01-16 | 2019-09-13 | 康文 | A kind of underground hoisting gear |
| CN110065895B (en) * | 2019-04-22 | 2024-03-22 | 杭州广力机电科技有限公司 | Direct current winch lifting mechanism capable of generating electricity in descending mode |
| CN210559051U (en) * | 2019-08-19 | 2020-05-19 | 赵伟 | Stranded rope lubricating and cleaning assembly for mining hoisting winch |
| CN110745727B (en) * | 2019-10-25 | 2021-12-24 | 三一重能有限公司 | Electric hoist and wind driven generator |
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2021
- 2021-09-26 CN CN202111126481.7A patent/CN113772572B/en active Active
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| CN109368525A (en) * | 2018-10-30 | 2019-02-22 | 姜启胜 | The hoist engine of the planetary transmission of self shifter is installed |
| WO2020088303A1 (en) * | 2018-10-30 | 2020-05-07 | 姜启胜 | Winch fitted with planetary gear transmission having function of automatic gear shifting |
| CN111847292A (en) * | 2020-08-21 | 2020-10-30 | 浙江海洋大学 | Electric capstan with improved structure |
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| CN113772572A (en) | 2021-12-10 |
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Effective date of registration: 20231222 Address after: 277000 Chaili Mining Area, Xigang Town, Tengzhou City, Zaozhuang City, Shandong Province Patentee after: Shandong Zaoming Zhongxing Septe Technology Co.,Ltd. Address before: Chaili, Xigang Town, Tengzhou, Zaozhuang City, Shandong Province 277599 Patentee before: CHAILI COAL, ZAOZHUANG MINING (GROUP) Co.,Ltd. |