CN107720487B - Shock attenuation noise control elevator - Google Patents

Shock attenuation noise control elevator Download PDF

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Publication number
CN107720487B
CN107720487B CN201710794129.8A CN201710794129A CN107720487B CN 107720487 B CN107720487 B CN 107720487B CN 201710794129 A CN201710794129 A CN 201710794129A CN 107720487 B CN107720487 B CN 107720487B
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fixedly connected
channel
roller
wall
elevator
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CN107720487A (en
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寇彦飞
孙南
冯冬生
刘永姜
邵延君
聂林
许晓明
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North University of China
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North University of China
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B9/00Kinds or types of lifts in, or associated with, buildings or other structures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02Cages, i.e. cars
    • B66B11/026Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
    • B66B11/028Active systems
    • B66B11/0286Active systems acting between car and supporting frame
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/28Buffer-stops for cars, cages, or skips
    • B66B5/282Structure thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • B66B7/02Guideways; Guides
    • B66B7/028Guideways; Guides with earthquake protection devices

Abstract

The invention discloses a shock-absorbing noise-proof elevator which comprises a channel, wherein a partition plate is transversely and fixedly connected inside the channel, a motor is fixedly connected to the top of the inner wall of the channel and positioned at the top of the partition plate, a belt wheel is fixedly connected to the output end of the motor, a rope is wound on the surface of the belt wheel, and one end, far away from the belt wheel, of the rope penetrates through the bottom of the partition plate and is fixedly connected with a car body. The damping and noise-preventing elevator solves the problem that the existing elevator car is easy to vibrate when contacting with the shock absorber in the falling process, so that noise is generated.

Description

Shock attenuation noise control elevator
Technical Field
The invention relates to the technical field of elevators, in particular to a damping and noise-preventing elevator.
Background
An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical.
The elevator car is the essential equipment on the elevator, and the shock absorber need be used to elevator car at the in-process of whereabouts, but current elevator car produces the vibration easily when the in-process of whereabouts contacts with the shock absorber to produce the noise, brought very big inconvenience for user's use, reduced the practicality of elevator.
Disclosure of Invention
The invention aims to provide a shock-absorbing noise-proof elevator which has the advantages of shock absorption and noise prevention and solves the problem that the existing elevator car is easy to vibrate when contacting with a shock absorber in the falling process, so that noise is generated.
In order to achieve the purpose, the invention provides the following technical scheme: a shock-absorbing noise-proof elevator comprises a channel, a partition board is transversely and fixedly connected inside the channel, a motor is fixedly connected to the top of the inner wall of the channel and is positioned at the top of the partition board, a belt wheel is fixedly connected to the output end of the motor, a rope is wound on the surface of the belt wheel, one end, away from the belt wheel, of the rope penetrates through the bottom of the partition board and is fixedly connected with a car body, a first sponge cushion is fixedly connected to the bottom of the car body, fixing plates are fixedly connected to the front surface and the back surface of the car body, a fixing frame is fixedly connected to one side, away from the car body, of the fixing frame, a roller is movably connected to one side, away from the fixing plate, of the fixing frame through a pin shaft, slide rails matched with the roller are fixedly connected to the front, the top of the connecting block is fixedly connected with a first spring, both sides of the connecting block are fixedly connected with a slide bar, one end of the slide bar, which is far away from the connecting block, is fixedly connected with the inner wall of the channel, the surface sleeve of the slide bar is provided with a sleeve, the bottom of the sleeve is slidably connected with the inner wall of the channel, the surface sleeve of the slide bar is provided with a second spring, the second spring is positioned outside the sleeve, the top of the first spring is fixedly connected with a movable plate, both sides of the movable plate are respectively slidably connected with both sides of the inner wall of the channel, both sides of the bottom of the movable plate are fixedly connected with a first fixed block, the bottom of the first fixed block is movably connected with a support rod, the bottom of the support rod is movably connected with a second fixed block, the bottom of the second fixed block is fixedly connected with the sleeve, both, the top of the supporting plate is fixedly connected with a second spongy cushion.
Preferably, the partition board is provided with a through hole, and the through hole is matched with the rope for use.
Preferably, one side of the roller, which is far away from the fixed frame, extends to the inside of the sliding rail, and one side of the roller, which is far away from the fixed frame, is connected with the inner wall of the sliding rail in a sliding manner.
Preferably, the bottom of the sleeve is fixedly connected with a first sliding block, and the bottom of the inner wall of the channel is provided with a first sliding chute matched with the first sliding block for use.
Preferably, the two sides of the movable plate are fixedly connected with second sliding blocks, and second sliding grooves matched with the second sliding blocks for use are formed in the bottoms of the two sides of the inner wall of the channel.
Preferably, the bottom of first fixed block is through first pivot and branch swing joint, the bottom of branch is through second pivot and second fixed block swing joint, the top of fly leaf is through mounting and shock-absorbing cylinder fixed connection.
In order to further reduce the vibration and noise generated during the operation of the elevator and improve the reliability and service life of the elevator, the hardness, the compression elastic modulus, and the like of the sliding rail 11 and the roller 10 need to be closely matched so as to achieve the optimal damping and noise reduction effects. Preferably, the slide rail 11 is made of wear-resistant rubber, and has a shore hardness Y1 of 70-90 and a compressive elastic modulus E1 of 1700-2300MPa at normal temperature and pressure; the material of the roller 10 is metal, preferably stainless steel, aluminum magnesium alloy, etc., the shore hardness Y2 is 3-5 times of the hardness of the material of the slide rail 11, and the compression elastic modulus E2 is 180-230 GPa.
In order to optimize the matching relationship between the slide rail 11 and the roller 10 to better reduce the vibration and noise generated during the operation of the elevator, the following relationships are satisfied by Y1, Y2, E1 and E2:
Figure BDA0001399926730000031
wherein K is a material coefficient, and when the material of the roller 10 is stainless steel, K is
Figure BDA0001399926730000032
When the material of the roller 10 is aluminum magnesium alloy, K is
Figure BDA0001399926730000033
Compared with the prior art, the invention has the following beneficial effects:
1. according to the damping and noise-preventing elevator, the first sponge cushion, the fixed plate, the fixed frame, the idler wheel, the slide rail, the connecting block, the first spring, the slide rod, the sleeve, the second spring, the movable plate, the first fixed block, the supporting rod, the second fixed block, the damping oil cylinder, the supporting plate and the second sponge cushion are matched for use, so that the problem that the existing elevator car is easy to vibrate when contacting with a damper in the falling process, and noise is generated is solved.
2. The invention ensures that the sleeve slides more smoothly in the channel by arranging the first sliding block and the first sliding groove, reduces the friction between the sleeve and the channel, prolongs the service life of a part, simultaneously ensures that the first sliding block and the first sliding groove have a limiting function on the sleeve, avoids the inclination phenomenon of the sleeve in the moving process, ensures that the movable plate slides more smoothly in the channel by arranging the second sliding block and the second sliding groove, reduces the friction between the movable plate and the channel, prolongs the service life of the part, simultaneously ensures that the second sliding block and the second sliding groove have the limiting function on the movable plate, avoids the inclination phenomenon of the movable plate in the moving process, facilitates the up-and-down movement of the rope by arranging the through hole, avoids the friction phenomenon between the rope and the partition plate, and ensures that the part is connected with the part more firmly by arranging the fixing piece, the phenomenon that the part drops appears in avoiding the part, has increased the stability of part, and through the cooperation of gyro wheel and slide rail, avoid the car body when reciprocating, the phenomenon of noise appears between car body both sides and the passageway inner wall.
3. By reasonably matching numerical values of parameters such as hardness, compression elastic modulus and the like of the sliding rail 11 and the roller 10 and the relationship between the parameters, the vibration and noise generated in the running process of the elevator are reduced, and the reliability and the service life of the elevator are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cooperation of the passage and the car body of the present invention;
FIG. 3 is an enlarged view of a portion of the present invention A;
fig. 4 is a partially enlarged view of the present invention B.
In the figure: the elevator car comprises a channel 1, a partition plate 2, a motor 3, a belt wheel 4, a rope 5, a car body 6, a first sponge cushion 7, a fixed plate 8, a fixed frame 9, a roller 10, a sliding rail 11, a connecting block 12, a first spring 13, a sliding rod 14, a sleeve 15, a second spring 16, a movable plate 17, a first fixed block 18, a supporting rod 19, a second fixed block 20, a damping oil cylinder 21, a supporting plate 22, a second sponge cushion 23, a first sliding block 24, a first sliding chute 25, a second sliding block 26 and a second sliding chute 27.
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. 1-4, a shock-absorbing noise-proof elevator comprises a channel 1, a partition plate 2 is transversely and fixedly connected inside the channel 1, a motor 3 is fixedly connected to the top of the inner wall of the channel 1, the motor 3 is positioned at the top of the partition plate 2, a belt pulley 4 is fixedly connected to the output end of the motor 3, a rope 5 is wound on the surface of the belt pulley 4, one end of the rope 5, far away from the belt pulley 4, penetrates through to the bottom of the partition plate 2 and is fixedly connected with a car body 6, a through hole is formed in the partition plate 2, the through hole is matched with the rope 5 for use, the up-and-down movement of the rope 5 is facilitated through the arrangement of the through hole, the friction phenomenon between the rope 5 and the partition plate 2 is avoided, a first sponge cushion 7 is fixedly connected to the bottom of the car body 6, a fixing plate, the side, far away from the fixed plate 8, of the fixed frame 9 is movably connected with a roller 10 through a pin shaft, the front side and the rear side of the inner wall of the channel 1 are fixedly connected with a sliding rail 11 matched with the roller 10 for use, the side, far away from the fixed frame 9, of the roller 10 extends into the sliding rail 11, the side, far away from the fixed frame 9, of the roller 10 is connected with the inner wall of the sliding rail 11 in a sliding manner, through the matching of the roller 10 and the sliding rail 11, the phenomenon that noise occurs between the two sides of the car body 6 and the inner wall of the channel 1 when the car body 6 moves up and down is avoided, a connecting block 12 is fixedly connected at the middle shaft at the bottom of the inner wall of the channel 1, a first spring 13 is fixedly connected at the top of the connecting block 12, a sliding rod 14 is fixedly connected at each of the two sides of the connecting, the bottom of the sleeve 15 is fixedly connected with a first sliding block 24, the bottom of the inner wall of the channel 1 is provided with a first sliding groove 25 matched with the first sliding block 24 for use, the sleeve 15 slides more smoothly in the channel 1 through the arrangement of the first sliding block 24 and the first sliding groove 25, the friction between the sleeve 15 and the channel 1 is reduced, the service life of a part is prolonged, meanwhile, the first sliding block 24 and the first sliding groove 25 play a role in limiting the sleeve 15, the phenomenon that the sleeve 15 inclines in the moving process is avoided, the surface of the sliding rod 14 is sleeved with a second spring 16, the second spring 16 is positioned at the outer side of the sleeve 15, the top of the first spring 13 is fixedly connected with a movable plate 17, two sides of the movable plate 17 are respectively connected with two sides of the inner wall of the channel 1 in a sliding manner, two sides of the movable plate 17 are both fixedly connected with second sliding blocks 26, the bottoms of two sides of the inner wall of the channel 1 are both provided with second sliding, through the arrangement of the second sliding block 26 and the second sliding groove 27, the movable plate 17 can slide more smoothly in the channel 1, the friction between the movable plate 17 and the channel 1 is reduced, the service life of the part is prolonged, meanwhile, the second sliding block 26 and the second sliding groove 27 also play a role in limiting the movable plate 17, so that the phenomenon that the movable plate 17 tilts in the moving process is avoided, the first fixed block 18 is fixedly connected to both sides of the bottom of the movable plate 17, the support rod 19 is movably connected to the bottom of the first fixed block 18, the second fixed block 20 is movably connected to the bottom of the support rod 19, the bottom of the first fixed block 18 is movably connected to the support rod 19 through the first rotating shaft, the bottom of the support rod 19 is movably connected to the second fixed block 20 through the second rotating shaft, the top of the movable plate 17 is fixedly connected to the damping cylinder 21 through the fixing member, through the setting of the fixing member, the part and, the phenomenon of the part that drops is appeared in the part of avoiding, has increased the stability of part, the bottom and the sleeve 15 fixed connection of second fixed block 20, the equal fixedly connected with shock hydro-cylinder 21 in both sides at fly leaf 17 top, the top fixedly connected with backup pad 22 of shock hydro-cylinder 21, the top fixedly connected with second foam-rubber cushion 23 of backup pad 22.
During the use, car body 6 moves down, car body 6 drives fixed plate 8 and moves down, fixed plate 8 drives mount 9 and gyro wheel 10 and moves down, gyro wheel 10 slides in the inside of slide rail 11, the noise is avoided appearing, car body 6 drives first foam-rubber cushion 7 lapse and second foam-rubber cushion 23 contact when downward, second foam-rubber cushion 23 drives backup pad 22 lapse, damping cylinder 21 plays the buffering to backup pad 22, damping cylinder 21 drives fly leaf 17 lapse downwards, first spring 13 plays the buffering to fly leaf 17, fly leaf 17 drives second fixed block 20 and moves down simultaneously, second fixed block 20 drives sleeve 15 through branch 19 and moves to the outside, second spring 16 plays the buffering to sleeve 15, thereby avoid the vibration to produce the noise.
In summary, the following steps: this damping noise control elevator, through setting up first foam-rubber cushion 7, fixed plate 8, mount 9, gyro wheel 10, slide rail 11, connecting block 12, first spring 13, slide bar 14, sleeve 15, second spring 16, fly leaf 17, first fixed block 18, branch 19, second fixed block 20, damping cylinder 21, backup pad 22 and second foam-rubber cushion 23's cooperation is used, the easy vibration that produces when the in-process of current elevator car whereabouts contacts with the bumper shock absorber has been solved, thereby the problem of noise production.
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. A shock attenuation noise control elevator, includes passageway (1), its characterized in that: the elevator car comprises a channel (1), a partition plate (2) is transversely and fixedly connected to the inside of the channel (1), a motor (3) is fixedly connected to the top of the inner wall of the channel (1), the motor (3) is located at the top of the partition plate (2), a belt pulley (4) is fixedly connected to the output end of the motor (3), a rope (5) is wound on the surface of the belt pulley (4), one end, far away from the belt pulley (4), of the rope (5 penetrates through a car body (6) fixedly connected to the bottom of the partition plate (2), a first sponge cushion (7) is fixedly connected to the bottom of the car body (6), a fixing plate (8) is fixedly connected to the front surface and the back surface of the car body (6), a fixing frame (9) is fixedly connected to one side, far away from the car body (6), of the fixing frame (9) is fixedly connected to a roller, the front side and the rear side of the inner wall of the channel (1) are fixedly connected with sliding rails (11) matched with the rollers (10) for use, a connecting block (12) is fixedly connected to the middle shaft at the bottom of the inner wall of the channel (1), a first spring (13) is fixedly connected to the top of the connecting block (12), sliding rods (14) are fixedly connected to the two sides of the connecting block (12), one ends, far away from the connecting block (12), of the sliding rods (14) are fixedly connected with the inner wall of the channel (1), sleeves (15) are sleeved on the surfaces of the sliding rods (14), the bottoms of the sleeves (15) are slidably connected with the inner wall of the channel (1), second springs (16) are sleeved on the surfaces of the sliding rods (14), the second springs (16) are located on the outer sides of the sleeves (15), a movable plate (17) is fixedly connected to the top of the first springs (13), and two sides of the movable plate (17) are respectively slidably, the damping device comprises a movable plate (17), a sleeve (15), a first fixing block (18), a support rod (19), a second fixing block (20), a damping oil cylinder (21), a support plate (22) and a second sponge cushion (23), wherein the two sides of the bottom of the movable plate (17) are fixedly connected with the first fixing block (18), the bottom of the first fixing block (18) is movably connected with the support rod (19), the bottom of the support rod (19) is movably connected with the second fixing block (20), the bottom of the second fixing block (20) is fixedly connected with the sleeve (15), the two sides of the top of the movable plate (17) are fixedly connected with the damping oil cylinder;
the slide rail (11) is made of wear-resistant rubber, the Shore hardness Y1 is 70-90 at normal temperature and normal pressure, and the compression elastic modulus E1 is 1700-2300 MPa; the roller (10) is made of metal, the Shore hardness Y2 of the roller is 3-5 times of the hardness of the material of the slide rail 11, and the compression elastic modulus E2 is 180-230 GPa; y1, Y2, E1, E2 satisfy the following relationships:
Figure FDA0002491329470000021
wherein K is the material coefficient; when the material of the roller is stainless steel, K is
Figure FDA0002491329470000022
When the material of the roller is aluminum magnesium alloy, K is
Figure FDA0002491329470000023
The hardness and the compression elastic modulus of the slide rail (11) and the roller (10) are required to be closely matched so as to achieve the optimal shock absorption and noise reduction effects.
2. The vibration-damping noise-preventing elevator as defined in claim 1, wherein: the partition board (2) is provided with a through hole, and the through hole is matched with the rope (5) for use.
3. A vibration-damping noise-control elevator according to any one of claims 1-2, characterized in that: one side of the roller (10) far away from the fixed frame (9) extends to the inside of the sliding rail (11), and one side of the roller (10) far away from the fixed frame (9) is connected with the inner wall of the sliding rail (11) in a sliding mode.
4. The vibration-damping noise-preventing elevator as defined in claim 1, wherein: the bottom fixedly connected with first slider (24) of sleeve (15), first spout (25) of using with first slider (24) cooperation are seted up to the bottom of passageway (1) inner wall.
5. The vibration-damping noise-preventing elevator as defined in claim 1, wherein: the equal fixedly connected with second slider (26) in both sides of fly leaf (17), second spout (27) that use with second slider (26) cooperation are all seted up to the bottom of passageway (1) inner wall both sides.
6. The vibration-damping noise-preventing elevator as set forth in claim 5, wherein: the bottom of first fixed block (18) is through first pivot and branch (19) swing joint, the bottom of branch (19) is through second pivot and second fixed block (20) swing joint, the top of fly leaf (17) is through mounting and shock-absorbing oil cylinder (21) fixed connection.
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