CN213171014U - Widely applicable elevator rope breakage protection device - Google Patents

Widely applicable elevator rope breakage protection device Download PDF

Info

Publication number
CN213171014U
CN213171014U CN202021655305.3U CN202021655305U CN213171014U CN 213171014 U CN213171014 U CN 213171014U CN 202021655305 U CN202021655305 U CN 202021655305U CN 213171014 U CN213171014 U CN 213171014U
Authority
CN
China
Prior art keywords
steel wire
fixedly connected
shaft
guide
wire rope
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202021655305.3U
Other languages
Chinese (zh)
Inventor
许旭晨
陆跃俭
杨晨曦
马超
李斌
李萌萌
郑学励
谢文美
包建波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Stade Elevator Co ltd
Original Assignee
Jiangsu Stade Elevator Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Stade Elevator Co ltd filed Critical Jiangsu Stade Elevator Co ltd
Priority to CN202021655305.3U priority Critical patent/CN213171014U/en
Application granted granted Critical
Publication of CN213171014U publication Critical patent/CN213171014U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention relates to the technical field of elevators and discloses a widely applicable elevator rope breakage protection device which comprises a supporting rod, wherein the upper surface of the supporting rod is fixedly connected with a first fixing plate, the surface of the first fixing plate is fixedly connected with a rotating shaft, the surface of the rotating shaft is rotatably connected with a traction sheave, the surface of the traction sheave is provided with a traction groove, the surface of the traction groove is provided with a steel wire rope, and the upper surface of the supporting rod is fixedly connected with a second supporting plate. This but widely applicable elevator protection device that restricts absolutely, when rotatory through the guiding axle, the positive spout on guiding axle surface also rotates with anti-spout to drive the movable block and slide at first in the slide of positive spout, because the communicating department of positive spout and anti-spout has certain crooked, under the device's winding, enables the even winding of wire rope, has solved accident safety, personal safety and property scheduling problem because of the inhomogeneous bring of wire rope winding.

Description

Widely applicable elevator rope breakage protection device
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator rope breakage protection device which can be widely applied.
Background
Along with the running speed of the elevator is faster and faster, the protection of the existing steel wire rope is higher and higher, and in the winding process of the existing steel wire rope, the problems of deformation of the steel wire rope, breakage of steel wires on the surface of the steel wire rope and the like are caused by extrusion caused by uneven stress due to uneven winding because of uneven winding, so that the problems of accident safety, personal safety, property and the like caused by uneven winding of the steel wire rope exist.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the elevator rope breakage protection device which can be widely applied, has the advantages of uniform winding of the steel wire rope and the like, and solves the problems of deformation of the steel wire rope and breakage of the steel wire on the surface of the steel wire rope due to extrusion caused by nonuniform stress caused by nonuniform winding.
(II) technical scheme
In order to achieve the above purpose, the invention provides the following technical scheme: a widely applicable rope breakage protection device for an elevator comprises a supporting rod, wherein the upper surface of the supporting rod is fixedly connected with a first fixing plate, the surface of the first fixing plate is fixedly connected with a rotating shaft, the surface of the rotating shaft is rotatably connected with a traction sheave, the surface of the traction sheave is provided with a traction groove, the surface of the traction groove is provided with a steel wire rope, the upper surface of the supporting rod is fixedly connected with a second supporting plate, the upper surface of the supporting rod is fixedly connected with a first supporting plate, the inner sides of the first supporting plate and the second supporting plate are provided with reciprocating motion devices, the rear side of the supporting rod is fixedly connected with a second fixed plate, the right side of the second fixed plate is rotatably connected with a steel wire shaft, the steel wire rope is characterized in that a limiting plate is fixedly connected to the surface of the steel wire shaft, the surface of the steel wire rope is rotatably connected to the surface of the steel wire shaft, and a force transmission device is arranged at the right end of the steel wire shaft.
Preferably, the number of the first fixing plates is two, the two first fixing plates are fixedly connected to the left side and the right side of the traction sheave respectively, the right end of the rotating shaft penetrates through the surface of the traction sheave, and the right end of the rotating shaft is fixedly connected to the right side of the other first fixing plate.
Preferably, the reciprocating device comprises a guide rod, the left end of the guide rod is fixedly connected to the right side of the second supporting plate, the right end of the guide rod is fixedly connected with the left side of the first supporting plate, the surface of the guide rod is connected with a guide block in a sliding way, the surface of the guide block is provided with a steel wire hole, the surface of the steel wire rope is connected in a sliding way in the steel wire hole, the lower end of the guide block is rotatably connected with a moving block, the right side of the second supporting plate is rotatably connected with a guide shaft, the inner part of the first supporting plate is fixedly connected with a second bearing, the inner part of the second bearing is fixedly connected on the surface of the guide shaft, the right side of the guide shaft penetrates through the interior of the first supporting plate to reach the right side of the first supporting plate, a positive sliding groove is formed in the surface of the guide shaft, the surface of the guide shaft is provided with a reverse sliding groove, and the moving block is connected with the reverse sliding groove in a sliding mode in the forward sliding groove.
Preferably, the number of the second fixing plates is two, the front sides of the two second fixing plates are respectively and fixedly connected to the rear side of the supporting rod, the number of the limiting plates is two, the interiors of the two limiting plates are respectively and fixedly connected to the surface of the steel wire shaft, and the right end of the steel wire shaft penetrates through the interior of the other second fixing plate to reach the right side of the second fixing plate.
Preferably, the force transmission device comprises a chain, the inside of the chain is meshed with the surfaces of the steel wire shaft and the guide shaft, and teeth are arranged at the right ends of the steel wire shaft and the guide shaft.
Preferably, the left end and the right end of the positive sliding groove are communicated with the left end and the right end of the reverse sliding groove, and the moving block is arc-shaped.
(III) advantageous effects
Compared with the prior art, the invention provides the widely applicable elevator rope breakage protection device, which has the following beneficial effects:
1. when the guide shaft rotates, the forward chute and the backward chute on the surface of the guide shaft also rotate, so that the movable block is driven to slide in the slide way of the forward chute at first, a relatively large slide way is arranged at the communication part of the forward chute and the backward chute due to certain bending of the communication part of the forward chute and the backward chute, when the slide way of the movable block changes direction, the movable block can normally slide and change direction without causing the slide way to block the movable block, then the movable block enters the backward chute to slide, then the movable block slides according to the same principle when reaching the communication part of the forward chute and the backward chute on the other side, the guide block on the upper side of the movable block moves on the surface of the guide rod along with the movement of the movable block, so that the stability of the movable block in the slide way is controlled, and the guide block can move along with the sliding of the movable block, because the bearing at the joint of the moving block and the guide block enables the moving block to slide according to the change of the direction of the slideway, the guide rod rotates along with the sliding of the steel wire rope due to the rotation of the steel wire rope, when the steel wire rope stops sliding, the guide rod also stops rotating, so that the guide rod works along with the requirement of the steel wire rope, when the elevator goes up and down, the steel wire rope can always work, and further the guide block on the steel wire rope does reciprocating motion in the slideways of the front chute and the back chute of the guide rod, when the reciprocating motion is performed, not only the power supplied by the motor is saved, but also the guide rod works along with the working of the steel wire rope, a conventional induction system is saved in the device, great financial and material resources are saved, the device is also generally suitable for various elevators, the application is wide, the steel wire rope can also be uniformly wound on a steel wire shaft, when the existing steel wire rope is wound unevenly, the steel wire rope is damaged or deformed, so that steel wires on the steel wire rope are broken or bent, the steel wire rope can be uniformly wound under the winding of the device, and the problems of accident safety, personal safety, property and the like caused by non-uniform winding of the steel wire rope are solved;
2. the widely applicable elevator rope breakage protection device drives the position of the steel wire rope to move through the guide block, when the steel wire rope moves along with the guide block in the steel wire hole, the steel wire rope is uniformly wound when a steel wire shaft is wound, the length of the guide rod is as long as that of the steel wire shaft, the limiting plates are arranged at the left end and the right end of the steel wire shaft, certain auxiliary effect is provided for the steel wire rope, when the guide block moves, the steel wire rope is uniformly wound on the steel wire shaft due to the fact that the length of the guide rod is as long as that of the steel wire shaft, when the existing steel wire rope is wound, the steel wire rope is damaged or deformed due to the fact that the steel wire rope is extruded and stressed unevenly when the existing steel wire rope is wound, and therefore the steel wire rope on the steel wire rope is broken or bent, and under the winding of the device, the steel wire, Personal safety and property.
Drawings
FIG. 1 is a schematic structural view of a widely applicable rope breakage protection device for an elevator of the present invention;
FIG. 2 is a schematic view of a guide shaft according to the present invention;
fig. 3 is a schematic structural diagram of a moving block according to the present invention.
In the figure: the steel wire rope traction device comprises a supporting rod 1, a traction wheel 2, a first fixing plate 3, a traction groove 4, a rotating shaft 5, a first supporting plate 6, a guide block 7, a guide rod 8, a second supporting plate 9, a guide shaft 10, a steel wire hole 11, a second fixing plate 12, a limiting plate 13, a steel wire shaft 14, a first bearing 15, a chain 16, a normal sliding groove 17, a reverse sliding groove 18, a second bearing 19, a steel wire rope 20 and a moving block 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a new technical solution: a widely applicable elevator rope breakage protection device comprises a supporting rod 1, wherein the upper surface of the supporting rod 1 is fixedly connected with a first fixing plate 3, the surface of the first fixing plate 3 is fixedly connected with a rotating shaft 5, the surface of the rotating shaft 5 is rotatably connected with a traction sheave 2, the number of the first fixing plates 3 is two, the two first fixing plates 3 are respectively and fixedly connected with the left side and the right side of the traction sheave 2, the right end of the rotating shaft 5 penetrates through the surface of the traction sheave 2, the right end of the rotating shaft 5 is fixedly connected with the right side of the other first fixing plate 3, a traction groove 4 is formed in the surface of the traction sheave 2, a steel wire rope 20 is arranged on the surface of the traction groove 4, the upper surface of the supporting rod 1 is fixedly connected with a second supporting plate 9, the upper surface of the supporting rod 1 is fixedly connected with a first supporting plate 6, and the upper ends of the inner sides of the first supporting plate 6 and the, the reciprocating motion device comprises a guide rod 8, the left end of the guide rod 8 is fixedly connected to the right side of a second support plate 9, the right end of the guide rod 8 is fixedly connected to the left side of a first support plate 6, a guide block 7 is connected to the surface of the guide rod 8 in a sliding manner, a steel wire hole 11 is formed in the surface of the guide block 7, the surface of a steel wire rope 20 is connected to the inside of the steel wire hole 11 in a sliding manner, a moving block 21 is rotatably connected to the lower end of the guide block 7, a guide shaft 10 is rotatably connected to the right side of the second support plate 9, a second bearing 19 is fixedly connected to the inside of the first support plate 6, the inside of the second bearing 19 is rotatably connected to the surface of the guide shaft 10, the right side of the guide shaft 10 penetrates through the inside of the first support plate 6 to reach the right side of the first support plate 6, a forward sliding groove 17 is formed in the surface, the left end and the right end of the positive sliding chute 17 are communicated with the left end and the right end of the reverse sliding chute 18, the movable block 21 is arc-shaped, the junction of the positive sliding chute 17 and the reverse sliding chute 18 is rectangular, so that the direction of the movable block 21 cannot be changed at the junction during sliding, the rear side of the bracing rod 1 is fixedly connected with a second fixed plate 12, the right side of the second fixed plate 12 is rotatably connected with a steel wire shaft 14, the surface of the steel wire shaft 14 is fixedly connected with two limiting plates 13, the number of the second fixed plates 12 is two, the front sides of the two second fixed plates 12 are respectively fixedly connected with the rear side of the bracing rod 1, the number of the limiting plates 13 is two, the interiors of the two limiting plates 13 are respectively fixedly connected with the surface of the steel wire shaft 14, the right end of the steel wire shaft 14 penetrates through the interior of the other second fixed plate 12 to reach the right side of the second fixed plate 12, and, the right end of the steel wire shaft 14 is provided with a force transmission device, the force transmission device comprises a chain 16, the inner part of the chain 16 is meshed and connected with the surfaces of the steel wire shaft 14 and the guide shaft 10, the right ends of the steel wire shaft 14 and the guide shaft 10 are both provided with teeth, the teeth arranged at the right ends of the steel wire shaft 14 and the guide shaft 10 rotate under the action of the chain 16, when the guide shaft 10 rotates, the front sliding chute 17 and the back sliding chute 18 on the surface of the guide shaft 10 also rotate, so that the moving block 21 is driven to slide in the sliding chute of the front sliding chute 17 at first, because the communication part of the front sliding chute 17 and the back sliding chute 18 is bent to a certain degree, a relatively large sliding chute is arranged at the communication part of the front sliding chute 17 and the back sliding chute 18, when the sliding chute of the moving block 21 changes direction, the sliding direction of the moving block 21 can be normally performed, the sliding chute can, then the moving block 21 slides according to the same principle when reaching the communicating part between the other side forward sliding groove 17 and the reverse sliding groove 18, the guide block 7 on the upper side of the moving block 21 moves on the surface of the guide rod 8 along with the movement of the moving block 21, thereby controlling the stability of the moving block 21 in the slideway, the guide block 7 can move along with the sliding of the moving block 21, because of the bearing at the connecting part between the moving block 21 and the guide block 7, the moving block 21 can slide according to the change of the slideway direction, when the guide rod 8 rotates along with the sliding of the steel wire rope 20 due to the rotation of the steel wire rope 20, when the steel wire rope 20 stops sliding, the guide rod 8 stops rotating, thereby the guide rod 8 works along with the requirement of the steel wire rope 20, when the elevator goes up and down, the steel wire rope 20 works all the time, thereby the guide block 7 on the steel wire rope 20 makes reciprocating motion in the slideways of the forward sliding groove, when the reciprocating motion is changed, the power supplied by the motor is saved, the guide rod 8 works along with the work of the steel wire rope 20, a conventional induction system is saved in the device, great financial and material resources are saved, the device is also generally suitable for various elevators, the application is wide, and the steel wire rope 20 can be uniformly wound on the steel wire shaft 14.
The working principle is as follows: a widely applicable elevator rope breakage protection device, during operation, a steel wire rope 20 starts to move, when moving, a traction sheave 2 rotates on the rotating shaft 5 through the rotating shaft 5 on a first fixing plate 3 due to the movement of the steel wire rope 20, the steel wire rope 20 reaches the surface of a steel wire shaft 14 to be wound through a steel wire hole 11, the steel wire rope 20 is wound due to the rotation of the steel wire shaft 14, teeth arranged at the right end of the steel wire shaft 14 and a guide shaft 10 rotate under the action of a chain 16, the teeth at the right end drive the inside of the chain 16 to rotate under the rotation of the steel wire shaft 14, when the chain 16 drives the teeth at the right end of the guide shaft 10 to rotate, a front sliding groove 17 and a reverse sliding groove 18 on the surface of the guide shaft 10 also rotate, so as to drive a moving block 21 to slide in a sliding way of the front sliding groove 17, and a certain bending is formed at the communication part of the front sliding groove 17 and, therefore, a relatively large slideway is arranged at the communication part of the forward chute 17 and the backward chute 18, when the slideway of the moving block 21 changes direction, the moving block 21 can slide normally to change direction without causing the slideway to block the moving block 21, then the moving block 21 enters the backward chute 18 to slide, then the moving block 21 slides according to the same principle when reaching the communication part of the forward chute 17 and the backward chute 18 at the other side, the guide block 7 at the upper side of the moving block 21 moves along with the movement of the moving block 21 on the surface of the guide rod 8, so as to control the stability of the moving block 21 in the slideway, the guide block 7 moves along with the sliding of the moving block 21, because of the bearing at the connection part of the moving block 21 and the guide block 7, the moving block 21 can slide according to the change of the slideway direction, and because of the rotation of the steel wire rope 20, the guide rod 8 rotates along with the sliding of, when the steel wire rope 20 stops sliding, the guide rod 8 also stops rotating, so that the guide rod 8 works along with the requirement of the steel wire rope 20, when the elevator is lifted, the steel wire rope 20 always works, and further the guide block 7 on the steel wire rope 20 does reciprocating motion in the slide ways of the forward slide groove 17 and the reverse slide groove 18 of the guide rod 8, during the reciprocating motion, not only the power supplied by a motor is saved, but also the guide rod 8 works along with the work of the steel wire rope 20, a conventional induction system is saved in the device, great financial resources and material resources are saved, the device is also generally suitable for various elevators, the application is wide, the steel wire rope 20 can also be uniformly wound on the steel wire shaft 14, when the existing steel wire rope 20 is wound, the steel wire rope is not uniformly extruded and stressed, the steel wire rope 20 is damaged or deformed, and the steel wires on the steel wire rope 20 are broken or bent, under the winding of the device, the steel wire rope 20 can be uniformly wound, and the problems of accident safety, personal safety, property and the like caused by non-uniform winding of the steel wire rope are solved;
the guide block 7 drives the position of the wire rope 20 to move, when the wire rope 20 moves along with the guide block 7 in the wire hole 11, the wire rope 20 is uniformly wound when the wire shaft 14 is wound, because the length of the guide rod 8 is as long as the length of the wire shaft 14, and the limiting plates 13 are arranged at the left end and the right end of the wire shaft 14, a certain auxiliary effect is provided for the wire rope 20, when the guide block 7 moves to drive the position change of the wire rope 20, the wire rope 20 is uniformly wound on the wire shaft 14, when the existing wire rope 20 is wound, the wire rope 20 is damaged or deformed due to the nonuniform extrusion stress of the wire rope during nonuniform winding, so that the wire on the wire rope 20 is broken or bent, under the winding of the device, the wire rope 20 can be uniformly wound, and the accident safety problem caused by the nonuniform winding of the wire rope is solved, Personal safety and property.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a but wide application's elevator protection device that restricts absolutely, includes vaulting pole (1), its characterized in that: the upper surface of the supporting rod (1) is fixedly connected with a first fixing plate (3), the surface of the first fixing plate (3) is fixedly connected with a rotating shaft (5), the surface of the rotating shaft (5) is rotatably connected with a traction sheave (2), the surface of the traction sheave (2) is provided with a traction groove (4), the surface of the traction groove (4) is provided with a steel wire rope (20), the upper surface of the supporting rod (1) is fixedly connected with a second supporting plate (9), the upper surface of the supporting rod (1) is fixedly connected with a first supporting plate (6), the inner sides of the first supporting plate (6) and the second supporting plate (9) are provided with reciprocating motion devices, the rear side of the supporting rod (1) is fixedly connected with a second fixing plate (12), the right side of the second fixing plate (12) is rotatably connected with a steel wire shaft (14), the surface of the steel wire shaft (14) is fixedly connected with a limiting plate (13), the surface of the steel wire rope (20) is rotatably connected with the surface of the steel wire shaft (14), and the right end of the steel wire shaft (14) is provided with a force transmission device.
2. The widely applicable elevator rope breakage protection device of claim 1, characterized in that: the number of the first fixing plates (3) is two, the two first fixing plates (3) are respectively and fixedly connected to the left side and the right side of the traction sheave (2), the right end of the rotating shaft (5) penetrates through the surface of the traction sheave (2), and the right end of the rotating shaft (5) is fixedly connected to the right side of the other first fixing plate (3).
3. The widely applicable elevator rope breakage protection device of claim 1, characterized in that: the reciprocating motion device comprises a guide rod (8), the left end of the guide rod (8) is fixedly connected to the right side of a second support plate (9), the right end of the guide rod (8) is fixedly connected to the left side of a first support plate (6), a guide block (7) is connected to the surface of the guide rod (8) in a sliding manner, a steel wire hole (11) is formed in the surface of the guide block (7), the surface of a steel wire rope (20) is connected to the inside of the steel wire hole (11) in a sliding manner, the lower end of the guide block (7) is connected to a moving block (21) in a rotating manner, a guide shaft (10) is connected to the right side of the second support plate (9) in a rotating manner, a second bearing (19) is fixedly connected to the inside of the first support plate (6), the inside of the second bearing (19) is fixedly connected to the surface of the guide shaft (10), and the right side of the guide shaft (10) penetrates through the inside of, the surface of the guide shaft (10) is provided with a forward sliding groove (17), the surface of the guide shaft (10) is provided with a backward sliding groove (18), and the moving block (21) is connected with the inside of the backward sliding groove (18) in a sliding mode in the forward sliding groove (17).
4. The widely applicable elevator rope breakage protection device of claim 1, characterized in that: the number of the second fixing plates (12) is two, the front sides of the two second fixing plates (12) are respectively and fixedly connected to the rear side of the supporting rod (1), the number of the limiting plates (13) is two, the interiors of the two limiting plates (13) are respectively and fixedly connected to the surface of the steel wire shaft (14), and the right end of the steel wire shaft (14) penetrates through the interior of the other second fixing plate (12) to reach the right side of the second fixing plate (12).
5. The widely applicable elevator rope breakage protection device of claim 1, characterized in that: the force transmission device comprises a chain (16), the chain (16) is connected to the surfaces of the steel wire shaft (14) and the guide shaft (10) in a meshed mode, and teeth are arranged at the right ends of the steel wire shaft (14) and the guide shaft (10).
6. The widely applicable elevator rope breakage protection device of claim 3, characterized in that: the left end and the right end of the positive sliding groove (17) are communicated with the left end and the right end of the reverse sliding groove (18), and the moving block (21) is arc-shaped.
CN202021655305.3U 2020-08-11 2020-08-11 Widely applicable elevator rope breakage protection device Active CN213171014U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021655305.3U CN213171014U (en) 2020-08-11 2020-08-11 Widely applicable elevator rope breakage protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021655305.3U CN213171014U (en) 2020-08-11 2020-08-11 Widely applicable elevator rope breakage protection device

Publications (1)

Publication Number Publication Date
CN213171014U true CN213171014U (en) 2021-05-11

Family

ID=75799818

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021655305.3U Active CN213171014U (en) 2020-08-11 2020-08-11 Widely applicable elevator rope breakage protection device

Country Status (1)

Country Link
CN (1) CN213171014U (en)

Similar Documents

Publication Publication Date Title
CN213171014U (en) Widely applicable elevator rope breakage protection device
CN1696368A (en) Transmission device of automatic doffing track
CN209843373U (en) Automatic annealing and traction device for wires and cables
CN111003607A (en) Automatic winding device for composite cable
CN211360906U (en) Wire rope tangent line auxiliary device
CN102283619A (en) Double-rope groove multilayer hoisting mechanism
CN108071253A (en) A kind of lifting drive system
CN110240017B (en) A pay-off for in wire and cable work progress
US20130056161A1 (en) Method and device for winding venetian blinds or honeycomb blinds
CN202016780U (en) Active pay-off rewinding equipment for aluminum clad steel wires
CN210255963U (en) Quick mounting structure of door and window adhesive tape
CN209942307U (en) Winding type winding device
CN208906979U (en) A kind of rope winding device of forcibly driving elevator
CN217376840U (en) Automatic wire arranging device for production of PC steel bars
CN107893558A (en) A kind of reliable sky parking's elevating mechanism of new type of safe
CN215159858U (en) Rope winding device for hoisting steel wire rope
CN210915083U (en) Efficient and energy-saving lifting equipment for mine exploitation
CN204370079U (en) Twisting machine lifting winding displacement transmission mechanism
CN210764222U (en) Traction machine of integrated traction drum
CN214490591U (en) Rotary lifting positioner
CN210558618U (en) Cable tension regulating and controlling device
CN208122436U (en) Stereo garage entrance comb teeth frame comb teeth blank compensation apparatus
CN212954056U (en) Winding engine with wire arranging device
CN208500195U (en) A kind of sheave device of synchronizing moving
CN210559053U (en) Integrated traction drum mechanism of traction machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant