CN114455416A - Elevator maintenance that prevents car and slide is with supplementary locking device - Google Patents
Elevator maintenance that prevents car and slide is with supplementary locking device Download PDFInfo
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- CN114455416A CN114455416A CN202210197926.9A CN202210197926A CN114455416A CN 114455416 A CN114455416 A CN 114455416A CN 202210197926 A CN202210197926 A CN 202210197926A CN 114455416 A CN114455416 A CN 114455416A
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- 238000012423 maintenance Methods 0.000 title claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000011435 rock Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0043—Devices enhancing safety during maintenance
- B66B5/005—Safety of maintenance personnel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses an auxiliary locking device for elevator maintenance, which prevents a car from sliding and comprises an elevator shaft wall, a fixed guide rail and a locking connecting frame, wherein the outer wall of the elevator shaft wall is fixedly connected with the fixed guide rail, and the outer side of the fixed guide rail is connected with the locking connecting frame; further comprising: the connecting groove is arranged inside the fixed guide rail; the connecting seat is fixedly connected to the top of the locking connecting frame, the outer walls of two sides of the connecting seat are fixedly connected with positioning slide rods, and the outer parts of the positioning slide rods are movably connected with movable connecting pieces; the limiting pressing block is fixedly connected to the outer wall of one side of the movable connecting piece, a connecting rod is movably mounted on the outer wall of the other side of the movable connecting piece, and the end portion of the connecting rod is connected with a fixing seat. This prevent elevator maintenance that car slided and use supplementary locking device lets spacing briquetting inlay set on fixed guide rail, lets spacing briquetting and fixed guide rail in close contact with, realizes stabilizing fixedly to elevator car.
Description
Technical Field
The invention relates to the technical field of elevator maintenance, in particular to an auxiliary locking device for elevator maintenance, which prevents a car from sliding.
Background
The modern elevator mainly comprises a traction machine, a guide rail, a counterweight device, a safety device, a signal control system, a car, a hoistway door and the like, usually adopts steel wire rope friction transmission, the steel wire rope bypasses a traction sheave, two ends of the steel wire rope are respectively connected with the car and a balance weight, a motor drives the traction sheave to lift the car, the elevator is equipment for vertically transporting pedestrians or goods, the elevator is safe and reliable, high in conveying efficiency, accurate in leveling, comfortable to take and the like, and is widely used in high-rise buildings to enable pedestrians and goods to flow between floors more conveniently, during the use of the elevator, the elevator needs to be frequently overhauled and maintained, and then an auxiliary locking device is used to lock the elevator car, so that the auxiliary locking device for elevator overhauling for preventing the car from sliding is designed.
At present traditional supplementary locking device still has certain not enough preventing that the car slides, when overhauing elevator car, need the maintenance personal to enter into the elevartor shaft, come to overhaul elevator equipment, and overhaul the in-process, the motion by a wide margin often need be done to the maintenance personal, if can not carry out better fixed to elevator car, and then the condition that the elevator car slided and rocks easily appears, it is difficult to keep steady state to let the staff that is located on elevator car, overhaul for the elevator and bring certain inconvenience, increase workman's maintenance risk simultaneously.
The conventional auxiliary locking device has certain defects in automatic car locking, when the position of an elevator car needs to be locked, the elevator car is usually fixed by utilizing a fixing piece and a fixing screw, the fixing operation is complex, in the initial fixing process, a worker needs to manually assemble the fixing piece, and the operation risk of the worker is increased invisibly
To solve the existing problems, innovation is urgently needed on the basis of the original auxiliary locking device.
Disclosure of Invention
The invention aims to provide an auxiliary locking device for elevator maintenance for preventing a car from sliding, which solves the problem that the prior art has certain defects in preventing the car from sliding, and when the elevator car is maintained, a maintenance worker is required to enter an elevator shaft to maintain elevator equipment, and in the maintenance process, the maintenance worker often needs to move greatly, if the maintenance worker cannot well fix the elevator car, the situation that the elevator car slides and shakes is easy to occur, so that the worker on the elevator car is difficult to keep a stable state, inconvenience is brought to the elevator maintenance, meanwhile, the maintenance risk of the worker is increased, certain defects exist in automatically locking the car, when the position of the elevator car needs to be locked, the elevator car is usually fixed by using a fixing piece and a fixing screw, the fixing operation is relatively complex, and in the initial fixing process, the fixing piece needs to be manually assembled by a worker, so that the operation risk of the worker is invisibly increased.
In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary locking device for elevator maintenance for preventing a car from sliding comprises an elevator shaft wall, a fixed guide rail and a locking connecting frame, wherein the fixed guide rail is fixedly connected to the outer wall of the elevator shaft wall, and the locking connecting frame is connected to the outer side of the fixed guide rail;
further comprising:
the connecting groove is arranged inside the fixed guide rail;
the connecting seat is fixedly connected to the top of the locking connecting frame, the outer walls of two sides of the connecting seat are fixedly connected with positioning slide rods, and the outer parts of the positioning slide rods are movably connected with movable connecting pieces;
the limiting and pressing block is fixedly connected to the outer wall of one side of the movable connecting piece, a connecting rod is movably mounted on the outer wall of the other side of the movable connecting piece, the end part of the connecting rod is connected with a fixed seat, and the end part of the fixed seat is connected with a lifting block in a welding mode;
the connecting screw rod is in threaded connection with the inside of the lifting block, the end part of the connecting screw rod is fixedly connected with a first gear, and the bottom of the first gear is fixedly connected with a bevel gear;
the bevel gear is movably mounted on the side of the bevel gear, and the end part of the bevel gear is fixedly connected with a rotating rod.
Preferably, the limiting abutting block and the locking connecting frame form a sliding structure through the movable connecting piece and the positioning sliding rod, the limiting abutting block is nested outside the fixed guide rail, the limiting abutting block and the movable connecting piece are integrally arranged, the movable connecting piece is nested on the positioning sliding rod and is connected with the locking connecting frame in a sliding mode through the movable connecting piece, and the movable connecting piece and the limiting abutting block can slide more stably.
Preferably, be swing joint between connecting rod and the fixing base, and connecting rod and swing joint spare all set up about the axis symmetry of connecting seat, utilize connecting rod tip swing joint's fixing base, let the connecting rod can rotate on the fixing base, and connecting rod and swing joint spare also are swing joint, when letting the angle of connecting rod change, drive swing joint piece and slide on the location slide bar.
Preferably, the fixing base passes through the elevator and connects lead screw and connecting seat constitution elevation structure, and is welded connection between fixing base and the elevator to the axis of connecting the lead screw coincides each other with the axis of first gear, utilizes the rotation of connecting the lead screw, and the elevator of connecting the lead screw is threaded connection, drives the connecting seat altitude variation on elevator and the elevator, and during the elevator motion, can drive the inclination change of connecting rod.
Preferably, the outer side of the first gear is connected with a transmission belt, the side of the first gear is movably provided with a second gear, and the diameter of the first gear is equal to that of the second gear.
Preferably, the first gear is connected with the second gear through a transmission belt, the first gear and the bevel gear are integrally arranged in a casting mode, the bevel gear and the bevel gear are connected in a meshing mode, the first gear drives the transmission belt and the second gear to rotate by means of rotation of the first gear, the first gear and the second gear are connected with connecting screw rods, and then the two groups of connecting screw rods are driven to rotate simultaneously.
Preferably, the outside threaded connection of dwang has the sliding block, and the tip fixedly connected with locating piece of sliding block to the outside of sliding block is connected with the location strip, and the sliding tray has been seted up in the outside of location strip simultaneously.
Preferably, the locating piece passes through the sliding block and the locating strip constitutes sliding structure with the sliding tray, and the locating strip nestification sets up in the inboard of sliding block, and the locating strip is provided with two in relation to the axis symmetry of sliding block, utilize bevel gear's rotation, bevel gear and umbelliform gear are connected for the meshing, the umbelliform gear that drives both sides rotates simultaneously, and umbelliform gear and dwang link to each other, and then drive the dwang at the sliding tray internal rotation, dwang and sliding block are threaded connection, it slides to drive sliding block and locating piece, and the outside of sliding block is connected with the locating strip, come the slip to sliding block and locating piece more steady.
Preferably, the positioning blocks are connected with the connecting grooves in a clamping mode, the connecting grooves are arranged equidistantly relative to the outer wall of the fixed guide rail, the positioning blocks are symmetrically arranged relative to the central axis of the locking connecting frame, the positioning blocks arranged on two sides of the locking connecting frame are used for clamping the positioning blocks with the sliding grooves in the fixed guide rail, the locking connecting frame is fixed on the fixed guide rail, and therefore the situation that the elevator car slides is effectively avoided.
Compared with the prior art, the invention has the beneficial effects that:
1. the auxiliary locking device for elevator maintenance for preventing the car from sliding is provided with a limiting pressing block, and by means of the arrangement of a movable connecting piece, the movable connecting piece is nested on a positioning slide rod and is in sliding connection with a locking connecting frame, so that the sliding of the movable connecting piece and the limiting pressing block is more stable, the limiting pressing block is nested on a fixed guide rail, the limiting pressing block is in close contact with the fixed guide rail, and the elevator car is stably fixed;
2. the auxiliary locking device for elevator maintenance for preventing the car from sliding is provided with a connecting screw rod, the first gear drives a transmission belt and a second gear to rotate by utilizing the rotation of a first gear, the first gear and the second gear are both connected with the connecting screw rod so as to drive two groups of connecting screw rods to simultaneously rotate, a lifting block of the connecting screw rod is in threaded connection so as to drive a lifting block and a fixed seat on the lifting block to change in height, and when the lifting block moves, the inclination angle of a connecting rod can be driven to change so as to simultaneously drive a plurality of groups of limiting pressing blocks on a locking connecting frame to simultaneously move;
3. this prevent elevator maintenance that car slided and use supplementary locking device is provided with the location strip, utilize bevel gear's rotation, bevel gear and umbelliform gear are connected for the meshing, the umbelliform gear that drives both sides rotates simultaneously, and umbelliform gear and dwang link to each other, and then drive the dwang at the sliding tray internal rotation, dwang and sliding block are threaded connection, it slides to drive sliding block and locating piece, and the outside of sliding block is connected with the location strip, it is more steady to the slip of sliding block and locating piece, let spread groove looks block on locating piece and the fixed rail, and the locating piece is provided with a plurality ofly, fix the locking link on the fixed rail, effectively avoid the gliding condition of elevator car.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the locking link of the present invention;
FIG. 3 is a schematic top view of the locking link of the present invention;
FIG. 4 is a schematic top view of the connection structure of the first gear and the second gear of the present invention;
FIG. 5 is a schematic view of a top-down connection structure of the fixed guide rail and the limiting and pressing block of the present invention;
FIG. 6 is a schematic view of a top-view connection structure of a fixed guide rail and a positioning block according to the present invention;
FIG. 7 is a perspective view of the fixed guide rail of the present invention;
FIG. 8 is a schematic side view of the connection structure between the sliding block and the sliding groove.
In the figure: 1. a wall of the elevator shaft; 2. fixing the guide rail; 3. locking the connecting frame; 4. an elevator car; 5. connecting grooves; 6. a connecting seat; 7. positioning the slide bar; 8. a movable connecting piece; 9. a limiting and pressing block; 10. a connecting rod; 11. a fixed seat; 12. a lifting block; 13. connecting a screw rod; 14. a first gear; 15. a transmission belt; 16. a second gear; 17. a bevel gear; 18. an umbrella gear; 19. rotating the rod; 20. a slider; 21. positioning blocks; 22. a positioning bar; 23. a sliding groove.
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. 1-8, the present invention provides a technical solution: an auxiliary locking device for elevator maintenance for preventing a car from sliding comprises an elevator shaft wall 1, a fixed guide rail 2 and a locking connecting frame 3, wherein the fixed guide rail 2 is fixedly connected to the outer wall of the elevator shaft wall 1, and the locking connecting frame 3 is connected to the outer side of the fixed guide rail 2; further comprising: the connecting groove 5 is arranged inside the fixed guide rail 2; the connecting seat 6 is fixedly connected to the top of the locking connecting frame 3, the outer walls of two sides of the connecting seat 6 are fixedly connected with positioning slide rods 7, and the outer parts of the positioning slide rods 7 are movably connected with movable connecting pieces 8; the limiting pressing block 9 and the locking connecting frame 3 form a sliding structure through the movable connecting piece 8 and the positioning slide bar 7, the limiting pressing block 9 is nested outside the fixed guide rail 2, the limiting pressing block 9 and the movable connecting piece 8 are integrally arranged, the movable connecting piece 8 is nested on the positioning slide bar 7 and is in sliding connection with the locking connecting frame 3 by utilizing the arrangement of the movable connecting piece 8, so that the movable connecting piece 8 and the limiting pressing block 9 can slide more stably, the limiting pressing block 9 is nested on the fixed guide rail 2, the limiting pressing block 9 is in close contact with the fixed guide rail 2, and the elevator car 4 is stably fixed;
the limiting and pressing block 9 is fixedly connected to the outer wall of one side of the movable connecting piece 8, a connecting rod 10 is movably mounted on the outer wall of the other side of the movable connecting piece 8, the end part of the connecting rod 10 is connected with a fixed seat 11, and the end part of the fixed seat 11 is connected with a lifting block 12 in a welding mode; the connecting rod 10 is movably connected with the fixed seat 11, and the connecting rod 10 and the movable connecting piece 8 are symmetrically arranged about the central axis of the connecting seat 6; the fixed seat 11 and the connecting seat 6 form a lifting structure through the lifting block 12 and the connecting screw rod 13, the fixed seat 11 and the lifting block 12 are connected in a welding mode, the central axis of the connecting screw rod 13 is overlapped with the central axis of the first gear 14, the connecting screw rod 13 and the lifting block 12 are in threaded connection by utilizing the rotation of the connecting screw rod 13, so that the lifting block 12 and the fixed seat 11 on the lifting block 12 are driven to change in height, and when the lifting block 12 moves, the inclination angle of the connecting rod 10 is driven to change;
the connecting screw rod 13 is in threaded connection with the inside of the lifting block 12, the end part of the connecting screw rod 13 is fixedly connected with a first gear 14, and the bottom of the first gear 14 is fixedly connected with a bevel gear 17; the outer side of the first gear 14 is connected with a transmission belt 15, a second gear 16 is movably mounted on the side of the first gear 14, and the diameter of the first gear 14 is equal to that of the second gear 16; the first gear 14 is connected with the second gear 16 through the transmission belt 15, the first gear 14 and the bevel gear 17 are integrally arranged in a casting manner, the bevel gear 17 is meshed with the umbrella-shaped gear 18, the first gear 14 drives the transmission belt 15 and the second gear 16 to rotate by utilizing the rotation of the first gear 14, and the first gear 14 and the second gear 16 are both connected with the connecting screw rods 13 so as to drive the two groups of connecting screw rods 13 to simultaneously rotate, thereby realizing the change of the height for simultaneously driving the two groups of lifting blocks 12 and the fixed seat 11;
an umbrella gear 18 movably installed at the side of the bevel gear 17, and the end of the umbrella gear 18 is fixedly connected with a rotating rod 19; a sliding block 20 is connected to the outer portion of the rotating rod 19 through a thread, a positioning block 21 is fixedly connected to the end portion of the sliding block 20, a positioning strip 22 is connected to the outer side of the sliding block 20, and a sliding groove 23 is formed in the outer side of the positioning strip 22; the positioning block 21 forms a sliding structure with the sliding groove 23 through the sliding block 20 and the positioning strips 22, the positioning strips 22 are nested inside the sliding block 20, and two positioning strips 22 are symmetrically arranged about the central axis of the sliding block 20; the positioning block 21 is connected with the connecting groove 5 in a clamping way, the connecting groove 5 is arranged at equal distance relative to the outer wall of the fixed guide rail 2, and the positioning blocks 21 are symmetrically arranged about the central axis of the locking connecting frame 3, by utilizing the rotation of the bevel gear 17, the bevel gear 17 and the bevel gear 18 are in meshed connection, the bevel gears 18 on two sides are driven to rotate simultaneously, the bevel gears 18 are connected with the rotating rod 19, further driving the rotating rod 19 to rotate in the sliding groove 23, the rotating rod 19 and the sliding block 20 are in threaded connection, driving the sliding block 20 and the positioning block 21 to slide, and the outer side of the sliding block 20 is connected with a positioning strip 22 to make the sliding of the sliding block 20 and the positioning block 21 more stable, so that the positioning block 21 is engaged with a sliding groove 23 on the fixed guide rail 2, and a plurality of positioning blocks 21 are arranged to fix the locking connecting frame 3 on the fixed guide rail 2, so as to effectively avoid the sliding of the elevator car 4.
The working principle is as follows: when the auxiliary locking device for elevator maintenance for preventing the car from sliding is used, firstly, the locking connecting frame 3 is stably fixed with the elevator car 4, the driving motor in the locking connecting frame 3 is controlled to rotate, the driving motor drives the bevel gear 17 to rotate, the bevel gear 17 and the first gear 14 are fixedly connected, and further drives the first gear 14 to rotate in the locking connecting frame 3, the first gear 14 is connected with the second gear 16 through the transmission belt 15, the diameter of the first gear 14 is the same as that of the second gear 16, so as to drive the first gear 14 and the second gear 16 in the locking connecting frame 3 to simultaneously rotate, the first gear 14 is connected with the second gear 16 and the connecting screw rod 13, so as to drive the two groups of connecting screw rods 13 to simultaneously rotate, the connecting screw rod 13 is in threaded connection with the lifting block 12, so as to drive the lifting block 12 and the fixed seat 11 on the lifting block 12 to change the height, the fixed seat 11 is movably connected with the connecting rod 10, and the connecting rod 10 is movably connected with the movable connecting piece 8, so that the inclination angles of the connecting rods 10 on the two sides of the lifting block 12 are changed to push the movable connecting piece 8;
when the movable connecting piece 8 moves, the limiting pressing block 9 on the movable connecting piece 8 is driven to slide, the movable connecting piece 8 is embedded on the positioning slide rod 7 and is connected with the locking connecting frame 3 in a sliding manner, so that the sliding of the movable connecting piece 8 and the limiting pressing block 9 is more stable, finally, the limiting pressing block 9 is embedded on the fixed guide rail 2, so that the limiting pressing block 9 is in close contact with the fixed guide rail 2 to realize the stable fixing of the elevator car 4, meanwhile, the bevel gear 17 is in meshed connection with the bevel gear 18, when the bevel gear 17 rotates, the bevel gears 18 on two sides are driven to rotate simultaneously, the bevel gear 18 is connected with the rotating rod 19, so that the rotating rod 19 is driven to rotate in the sliding groove 23, the rotating rod 19 is in threaded connection with the sliding block 20, the sliding block 20 is driven to slide with the positioning block 21, and the positioning strip 22 is connected to the outer side of the sliding block 20, the sliding of the sliding block 20 and the positioning block 21 is more stable, the positioning block 21 is engaged with the sliding groove 23 on the fixed guide rail 2, and the plurality of positioning blocks 21 are provided to fix the locking connecting frame 3 on the fixed guide rail 2, so as to effectively avoid the sliding of the elevator car 4.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the present invention, but do not indicate or imply that the apparatus or component being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention, and further that the terms "first" and "second" are used only for descriptive purposes and are not intended to indicate or be of relative importance, unless clearly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like, are to be construed broadly and include, for example, "connected," which may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Those not described in detail in this specification are within the skill of the art.
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 (9)
1. An auxiliary locking device for elevator maintenance for preventing a car from sliding comprises an elevator shaft wall (1), a fixed guide rail (2) and a locking connecting frame (3), wherein the fixed guide rail (2) is fixedly connected to the outer wall of the elevator shaft wall (1), and the locking connecting frame (3) is connected to the outer side of the fixed guide rail (2);
it is characterized by also comprising:
the connecting groove (5) is arranged inside the fixed guide rail (2);
the connecting seat (6) is fixedly connected to the top of the locking connecting frame (3), the outer walls of two sides of the connecting seat (6) are fixedly connected with positioning slide rods (7), and the outer parts of the positioning slide rods (7) are movably connected with movable connecting pieces (8);
the limiting and pressing block (9) is fixedly connected to the outer wall of one side of the movable connecting piece (8), a connecting rod (10) is movably mounted on the outer wall of the other side of the movable connecting piece (8), the end part of the connecting rod (10) is connected with a fixed seat (11), and the end part of the fixed seat (11) is connected with a lifting block (12) in a welding mode;
the connecting screw rod (13) is in threaded connection with the inside of the lifting block (12), the end part of the connecting screw rod (13) is fixedly connected with a first gear (14), and the bottom of the first gear (14) is fixedly connected with a bevel gear (17);
the bevel gear (18) is movably installed on the side of the bevel gear (17), and the end part of the bevel gear (18) is fixedly connected with a rotating rod (19).
2. The auxiliary locking device for elevator maintenance for preventing the car from sliding of claim 1, characterized in that: the limiting pressing block (9) and the locking connecting frame (3) form a sliding structure through the movable connecting piece (8) and the positioning sliding rod (7), the limiting pressing block (9) is arranged outside the fixed guide rail (2) in a nested mode, and the limiting pressing block (9) and the movable connecting piece (8) are arranged in an integrated mode.
3. The auxiliary locking device for elevator maintenance for preventing the car from sliding of claim 1, characterized in that: be swing joint between connecting rod (10) and fixing base (11), and connecting rod (10) and swing joint spare (8) all set up about the axis symmetry of connecting seat (6).
4. The auxiliary locking device for elevator maintenance for preventing the car from sliding of claim 1, characterized in that: fixing base (11) constitute elevation structure through elevator (12) and connecting lead screw (13) and connecting seat (6), and be welded connection between fixing base (11) and elevator (12) to the axis of connecting lead screw (13) and the coincidence of the axis of first gear (14) each other.
5. The auxiliary locking device for elevator maintenance for preventing the car from sliding of claim 1, characterized in that: the outer side of the first gear (14) is connected with a transmission belt (15), a second gear (16) is movably mounted on the side of the first gear (14), and the diameter of the first gear (14) is equal to that of the second gear (16).
6. The auxiliary locking device for elevator maintenance for preventing car sliding of claim 5, wherein: the first gear (14) is connected with the second gear (16) through a transmission belt (15), the first gear (14) and the bevel gear (17) are integrally arranged in a casting mode, and the bevel gear (17) is in meshing connection with the bevel gear (18).
7. The auxiliary locking device for elevator maintenance for preventing the car from sliding of claim 1, characterized in that: the outside threaded connection of dwang (19) has sliding block (20), and the tip fixedly connected with locating piece (21) of sliding block (20) to the outside of sliding block (20) is connected with location strip (22), and sliding tray (23) have been seted up in the outside of location strip (22) simultaneously.
8. The auxiliary locking device for elevator maintenance for preventing car sliding of claim 7, wherein: the positioning block (21) forms a sliding structure with the sliding groove (23) through the sliding block (20) and the positioning strips (22), the positioning strips (22) are arranged on the inner side of the sliding block (20) in a nested mode, and the positioning strips (22) are symmetrically arranged on the central axis of the sliding block (20).
9. The auxiliary locking device for elevator maintenance for preventing car sliding of claim 7, wherein: the positioning block (21) is connected with the connecting groove (5) in a clamping mode, the connecting groove (5) is arranged equidistantly relative to the outer wall of the fixed guide rail (2), and the positioning block (21) is symmetrically arranged relative to the central axis of the locking connecting frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210197926.9A CN114455416A (en) | 2022-03-02 | 2022-03-02 | Elevator maintenance that prevents car and slide is with supplementary locking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210197926.9A CN114455416A (en) | 2022-03-02 | 2022-03-02 | Elevator maintenance that prevents car and slide is with supplementary locking device |
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| CN114455416A true CN114455416A (en) | 2022-05-10 |
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| CN202210197926.9A Pending CN114455416A (en) | 2022-03-02 | 2022-03-02 | Elevator maintenance that prevents car and slide is with supplementary locking device |
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| CN211198264U (en) * | 2019-12-18 | 2020-08-07 | 谢庆新 | Safety protection device for building elevator |
| CN212330692U (en) * | 2020-03-11 | 2021-01-12 | 深圳市金昱鸿德实业有限公司 | Automatic centering clamping device of polaroid edging machine |
| CN212893329U (en) * | 2020-09-07 | 2021-04-06 | 徐光辉 | Falling-proof rod for elevator maintenance |
| CN112707267A (en) * | 2020-12-22 | 2021-04-27 | 住友富士电梯有限公司 | Falling-proof safety elevator |
| CN214733618U (en) * | 2021-01-10 | 2021-11-16 | 宁夏通宇电梯制造发展股份有限公司 | Traction type large-tonnage cargo elevator with anti-falling safety device |
| KR102270800B1 (en) * | 2021-05-07 | 2021-06-29 | 주식회사 세명엘리베이터 | Sagging Prevention System for Elevators |
| CN113581968A (en) * | 2021-07-19 | 2021-11-02 | 广东昊粤建设有限公司 | Safety protection device and method for building construction elevator |
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