CN214652888U

CN214652888U - Elevator shock attenuation car

Info

Publication number: CN214652888U
Application number: CN202121066140.0U
Authority: CN
Inventors: 李建民
Original assignee: Beijing Fudeweiye Elevator Maintenance Co ltd
Current assignee: Beijing Fudeweiye Elevator Maintenance Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-09
Anticipated expiration: 2031-05-18

Abstract

The utility model relates to an elevator shock attenuation car belongs to elevator equipment's field, and it includes car body and loading board, be provided with damper between car body and the loading board, the vertical setting of damper, damper includes urceolus, inner tube and first spring, inner tube top and car body bottom fixed connection, the inner tube bottom is deepened inside the urceolus top, there is the clearance between inner tube outer wall and the urceolus inner wall, urceolus bottom and bottom plate fixed connection, first spring is located inside urceolus and the inner tube simultaneously, be provided with the buffer unit who supplies reinforcing damper shock-absorbing capacity between inner tube and the bottom plate. This application has the size that damping component followed car body vibration amplitude to the effect of adjustment damping component shock-absorbing capacity size.

Description

Elevator shock attenuation car

Technical Field

The application relates to the field of elevator equipment, in particular to an elevator shock absorption car.

Background

Elevator means nowadays permanent transport equipment serving several specific floors in a building, the cars of which run in at least two rows of rigid rail movements perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. A car is a body component of an elevator used to carry passengers or cargo and other loads.

In the prior art, a car frame is arranged outside an elevator car, a bearing plate is arranged between the car bottom of the elevator car and a bottom beam of the car frame, a shock pad is paved on the bearing plate, the shock pad is made of a rubber pad material, and the shock pad plays a role in buffering when the car vibrates.

In view of the above-mentioned related art, the inventor thinks that there is the cushion shock absorbing capacity limited, can't follow the defect that car vibrations condition adjustment shock absorbing capacity.

SUMMERY OF THE UTILITY MODEL

In order to improve the cushion and cushion shock-absorbing capacity limited, can't follow the defect that car vibrations condition adjustment shock-absorbing capacity, this application provides an elevator shock attenuation car.

The application provides a damping elevator car adopts following technical scheme:

the utility model provides an elevator shock attenuation car, includes car body and loading board, be provided with damper between car body and the loading board, the vertical setting of damper, damper includes urceolus, inner tube and first spring, inner tube top and car body bottom fixed connection, the inner tube bottom is deepened inside the urceolus top, there is the clearance between inner tube outer wall and the urceolus inner wall, urceolus bottom and bottom plate fixed connection, first spring is located inside urceolus and the inner tube simultaneously, is provided with the buffer unit who supplies reinforcing damper shock-absorbing capacity between inner tube and the bottom plate.

By adopting the technical scheme, when the car body vertically shakes, the bottom end of the inner barrel vertically displaces in the outer barrel, so that the first spring is compressed and deforms, resilience force is generated to generate resistance to falling of the car body, a buffering and damping effect is achieved, and meanwhile, the buffering assembly further strengthens the damping capacity of the buffering assembly; the more big the degree that car body tenesmus, the degree that first spring compressed is big to the resilience force of production is big more, reaches the size that damping component followed car body vibration amplitude, thereby adjusts the effect of damping component shock-absorbing capacity size.

Optionally, the fixed cushion platform that is provided with on the loading board, cushion the vertical central line of platform and the vertical central line collineation of car body, cushion the vertical height of platform and urceolus vertical height the same, buffer unit includes the baffle, the second spring, pull wire and locating plate, the baffle level sets up, baffle bottom surface and cushion a top surface butt, the baffle slides along being close to or keeping away from the inner tube direction, the locating plate is fixed to be set up at cushion a top, the locating plate is located between baffle and the inner tube, pull wire one end and baffle are just to the vertical lateral wall fixed connection of inner tube, the other end runs through locating plate and inner tube outer wall fixed connection, second spring snare is on the pull wire and is located between baffle and the locating plate, under the pull wire level state of tightening, the second spring is in the original length state.

Through adopting above-mentioned technical scheme, the cushion table provides fixed position for buffering subassembly's setting, and after the vibrations of car body tenesmus, the inner tube bottom is followed vertical direction and is slided in the urceolus is inside, and the inner tube drives the pull wire and removes, and the pull wire pulls the baffle and removes to locating plate department, and baffle cooperation locating plate is with the second spring compression, thereby the second spring produces deformation and produces resistance to moving down of inner tube, reaches the effect of strengthening damper unit shock-absorbing capacity.

Optionally, a positioning hole is formed in the outer cylinder, and one end, far away from the baffle, of the traction wire penetrates through the positioning hole and is fixedly connected with the outer wall of the inner cylinder.

Through adopting above-mentioned technical scheme, the removal route of pull wire has been injectd in the setting of locating hole, even the relative urceolus upward displacement of inner tube bottom, the inner tube drives the pull wire displacement and can compress the second spring equally this moment, makes buffer unit play a role, reaches the size of following car body vibration amplitude to the effect of adjustment damper unit shock-absorbing capacity size.

Optionally, a portal frame is fixedly arranged at the top of the cushion table, and the portal frame horizontally stretches across the baffle along the sliding direction of the vertical baffle.

Through adopting above-mentioned technical scheme, setting up of portal frame makes the baffle hug closely all the time and fills up the bench top and slide, avoids the emergence of baffle perk phenomenon.

Optionally, the top of the cushion table is provided with an accommodating groove, the accommodating groove is vertically arranged with an opening facing upwards, the second spring is in an original length state, the baffle is close to locating plate one end and is located the portal frame below and the baffle covers the holding tank notch completely, it is provided with elastic component to fill up the bench, elastic component is located the holding tank, elastic component includes the backing plate, connecting rod and third spring, the backing plate level sets up, backing plate circumference lateral wall and holding tank inner wall butt, the vertical setting of connecting rod, connecting rod top and backing plate bottom surface fixed connection, connecting rod bottom and holding tank bottom butt, the high sum of connecting rod and backing plate along vertical direction equals the vertical height of holding tank, the third spring housing is established at the connecting rod outside, third spring bottom and holding tank bottom fixed connection, top and backing plate bottom surface butt, when the backing plate is accomodate in the holding tank, the third spring is in compression state.

Through adopting above-mentioned technical scheme, seting up of holding tank provides the position that sets up for elastic component, when the second spring is compressed to the limit, buffer assembly and damper component both act on car body simultaneously promptly and still can't prevent car body to continue the tenesmus, the baffle moves away this moment, the holding tank notch exposes completely, the third spring resumes deformation and takes the connecting rod jack-up upwards with the backing plate, the resilience force of third spring passes through the backing plate and transmits for car body bottom, play buffering absorbing effect to the tenesmus of car body, reach the size of following car body vibration amplitude, thereby the effect of this application shock-absorbing capacity size of adjustment.

Optionally, a rubber ring is fixedly arranged at the bottom end of the inner cylinder.

Through adopting above-mentioned technical scheme, when the inner tube bottom moved down to extreme position, the setting of rubber circle has produced the cushioning effect to moving down of inner tube, reduces the damage that the rigid collision produced simultaneously.

Optionally, a cushion layer is fixedly arranged on the bottom surface of the car body, the whole bottom surface of the car body is paved with the cushion layer, and the cushion layer is made of rubber.

Through adopting above-mentioned technical scheme, act on car body still can't prevent the car body to continue the tenesmus when elastic component, buffering subassembly and damper assembly simultaneously, the cushion pad layer has played the effect of final shock attenuation and buffering to the tenesmus of car body.

Optionally, the buffer assembly, the damping assembly, the elastic assembly and the accommodating groove are arranged in a symmetrical mode with the vertical center line of the cushion table.

Through adopting above-mentioned technical scheme, balanced effect of car body atress is played to buffering subassembly, damper, elastic component and the holding tank that the symmetry set up.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the larger the dropping degree of the car body is, the larger the compressed degree of the first spring is, so that the generated resilience force is larger, and the effect that the damping component follows the vibration amplitude of the car body is achieved, so that the damping capacity of the damping component is adjusted;

2. the pull wire pulls the baffle to move to the positioning plate, the baffle is matched with the positioning plate to compress the second spring, and the second spring deforms to generate resistance to downward movement of the inner barrel, so that the buffer assembly achieves the effect of enhancing the damping capacity of the damping assembly;

3. elastic component's setting further reaches the size of following car body vibration amplitude to the effect of adjustment this application to car body shock-absorbing capacity size.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a vertical structural sectional view of the embodiment of the present application.

Description of reference numerals: 1. a car body; 2. a carrier plate; 3. a shock absorbing assembly; 31. an inner barrel; 311. a rubber ring; 32. an outer cylinder; 321. positioning holes; 33. a first spring; 4. a buffer assembly; 41. a baffle plate; 42. a second spring; 43. a pull wire; 44. positioning a plate; 5. a cushion table; 51. a gantry; 52. accommodating grooves; 6. an elastic component; 61. a base plate; 62. a connecting rod; 63. a third spring; 7. a cushion layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses elevator shock attenuation car.

Referring to fig. 1 and 2, an elevator shock attenuation car includes car body 1, and car body 1 below is provided with loading board 2, and loading board 2 is fixed to be set up on the car frame, and loading board 2 level sets up. Be provided with damper 3, buffer assembly 4 and elastic component 6 between car body 1 and loading board 2, buffer assembly 4 and elastic component 6 cooperation damper 3 reach the size along with 1 range of vibrations of car body to the adjustment is to the effect of 1 shock-absorbing capacity size of car body in this application.

Referring to fig. 1 and 2, the damping component 3 includes an inner tube 31, an outer tube 32 and a first spring 33, the inner tube 31 and the outer tube 32 are both vertically arranged and are hollow tubular, the top of the inner tube 31 is fixedly connected with the bottom of the car body 1, the bottom of the inner tube 31 extends into the top of the outer tube 32, a gap exists between the outer wall of the inner tube 31 and the inner wall of the outer tube 32 so as to match with the subsequent damping component 4, the bottom end of the outer tube 32 is fixedly connected with the top surface of the bearing plate 2, the first spring 33 is simultaneously positioned inside the outer tube 32 and the inner tube 31, the top end of the first spring 33 is fixedly connected with the bottom of the car body 1, the bottom end of the inner tube 31 is fixedly provided with a rubber ring 311, the rubber ring 311 protects the end of the inner tube 31 and simultaneously plays a role in buffering role when the inner tube 31 abuts against the bearing plate 2, when the car body 1 vibrates along the vertical direction, the inner tube 31 vertically moves relative to the outer tube 32, thereby deforming the first spring 33, and finally the rebound force generated by the deformation of the first spring 33 acts on the car body 1 to resist the vibration of the car body 1 in the vertical direction.

Referring to fig. 1 and 2, a cushion table 5 is fixedly arranged on the bearing plate 2, the vertical central line of the cushion table 5 is collinear with the vertical central line of the car body 1, and the cushion table 5 is rectangular. The buffer component 4 comprises a baffle plate 41, a second spring 42, a pull wire 43 and a positioning plate 44, wherein the baffle plate 41 is a rectangular plate, the baffle plate 41 is horizontally placed at the top of the cushion table 5, the positioning plate 44 is a rectangular long plate, the positioning plate 44 is fixedly connected with the top of the cushion table 5, the positioning plate 44 is positioned at the edge of the top surface of the cushion table 5 close to the inner cylinder 31, the sum of the vertical height of the positioning plate 44 and the vertical height of the cushion table 5 is equal to the vertical height of the outer cylinder 32, the outer cylinder 32 is provided with a positioning hole 321 opposite to the positioning plate 44, one end of the pull wire 43 is fixedly connected with the vertical side wall of the baffle plate 41 opposite to the positioning plate 44, the other end of the pull wire penetrates through the positioning plate 44 and the positioning hole 321 to be fixedly connected with the outer wall of the inner cylinder 31 in sequence, the second spring 42 is sleeved on the pull wire 43, the second spring 42 is positioned between the baffle plate 41 and the positioning plate 44, one end of the second spring 42 is fixedly connected with the baffle plate 41, the other end of the positioning plate 44, when the pull wire 43 is in a horizontal state, the second spring 42 is in an original state. When the car body 1 shakes along the vertical direction, the inner cylinder 31 drives the pull wire 43 to displace, and because there is a gap between the outer wall of the inner cylinder 31 and the inner wall of the outer cylinder 32, the pull wire 43 is enough accommodated, and the pull wire 43 drives the baffle plate 41 to move to be matched with the positioning plate 44 to extrude the second spring 42, so that the buffer assembly 4 can buffer the car body 1.

Referring to fig. 1 and 2, the accommodating groove 52 is formed in the cushion table 5, the accommodating groove 52 is vertically formed, the elastic component 6 is located inside the accommodating groove 52, the elastic component 6 comprises a cushion plate 61, a connecting rod 62 and a third spring 63, the cushion plate 61 is horizontally arranged, the vertical side wall of the cushion plate 61 is abutted to the inner wall of the accommodating groove 52, the connecting rod 62 is vertically arranged, the top of the connecting rod 62 is fixedly connected with the bottom surface of the cushion plate 61, the bottom of the connecting rod 62 is abutted to the groove bottom of the accommodating groove 52, the third spring 63 is sleeved outside the connecting rod 62 in a ring mode, the sum of the vertical height of the connecting rod 62 and the vertical height of the cushion plate 61 is equal to the vertical height formed by the accommodating groove 52, and when the top of the cushion plate 61 is flush with the top of the cushion table 5, the third spring 63 is in a compression state. The cushion table 5 is fixedly provided with a portal frame 51, the portal frame 51 is positioned between the accommodating groove 52 and the positioning plate 44, and under the original length state of the second spring 42, the portal frame 51 horizontally crosses one end of the baffle plate 41 close to the positioning plate 44 along the direction of connecting the vertical positioning plate 44 with the portal frame 51, and the baffle plate 41 completely covers the accommodating groove 52. When the inner cylinder 31 drives the pull wire 43 to completely remove the baffle 41 from the notch of the accommodating groove 52, the third spring 63 jacks up the backing plate 61, so that the backing plate 61 generates upward thrust on the bottom of the car body 1, and the effect of buffering and damping the car body 1 is achieved.

Referring to fig. 2, a cushion layer 7 is fixedly arranged at the bottom of the car body 1, the cushion layer 7 is made of rubber in this embodiment, and when the elastic component 6, the cushion component 4 and the shock absorption component 3 act on the car body 1 at the same time and still cannot prevent the car body 1 from continuing to fall, the cushion layer 7 has a final shock absorption and buffering effect on the falling shock of the car body 1; buffering subassembly 4, damper 3, elastic component 6 and holding tank 52 all are provided with two and use the vertical central line of cushion 5 to set up as symmetry axis symmetry in this embodiment, also can be provided with a plurality ofly to under the prerequisite of guaranteeing that car body 1 bottom atress is balanced, promote the shock attenuation buffer capacity to car body 1.

The implementation principle of elevator shock attenuation car of this application embodiment does: the car body 1 moves in the vertical direction, the inner cylinder 31 displaces relative to the outer cylinder 32, so that the first spring 33 deforms, and the deformed first spring 33 plays a role in buffering and damping the car body 1; the inner cylinder 31 displaces to drive the traction wire 43 to move, the traction wire 43 pulls the baffle plate 41 to move to be matched with the positioning plate 44 to extrude the second spring 42, the deformed second spring 42 generates resistance, and the resistance is transmitted back to the inner cylinder 31 through the traction wire 43, so that the effect of buffering and damping on the lift car body 1 is finally achieved; after inner tube 31 drives pull wire 43 and removes baffle 41 from accepting groove 52 notch department completely, third spring 63 jacks up backing plate 61 to make backing plate 61 produce ascending thrust to car body 1 bottom, reach the absorbing effect of car body 1 buffering, this application is according to the size of car body 1 vibration amplitude, thereby the adjustment is to the effect of car body 1 shock-absorbing capacity size.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an elevator shock attenuation car, includes car body (1) and loading board (2), its characterized in that: be provided with between car body (1) and loading board (2) damper (3), damper (3) vertical setting, damper (3) are including urceolus (32), inner tube (31) and first spring (33), inner tube (31) top and car body (1) bottom fixed connection, inner tube (31) bottom is deepened inside urceolus (32) top, there is the clearance between inner tube (31) outer wall and urceolus (32) inner wall, urceolus (32) bottom and bottom plate fixed connection, first spring (33) are located urceolus (32) and inner tube (31) simultaneously inside, be provided with between inner tube (31) and the bottom plate and supply to strengthen damper (3) shock-absorbing capacity's buffer (4).

2. The elevator shock absorbing car of claim 1, wherein: the elevator car cushion is characterized in that a cushion table (5) is fixedly arranged on the bearing plate (2), the vertical central line of the cushion table (5) is collinear with the vertical central line of the car body (1), the vertical height of the cushion table (5) is the same as that of the outer cylinder (32), the buffer component (4) comprises a baffle (41), a second spring (42), a pull wire (43) and a positioning plate (44), the baffle (41) is horizontally arranged, the bottom surface of the baffle (41) is abutted to the top surface of the cushion table (5), the baffle (41) slides along the direction close to or far away from the inner cylinder (31), the positioning plate (44) is fixedly arranged at the top of the cushion table (5), the positioning plate (44) is positioned between the baffle (41) and the inner cylinder (31), one end of the pull wire (43) is fixedly connected with the vertical side wall of the inner cylinder (31) opposite to the baffle (41), the other end of the pull wire penetrates through the positioning plate (44) and is fixedly connected with the outer wall of the inner cylinder (31), the second spring (42) is sleeved on the pull wire (43) and is positioned between the baffle (41) and the positioning plate (44), the second spring (42) is in the original length state when the traction wire (43) is in the horizontal tightening state.

3. The elevator shock absorbing car of claim 2, wherein: a positioning hole (321) is formed in the outer cylinder (32), and one end, far away from the baffle (41), of the traction wire (43) penetrates through the positioning hole (321) to be fixedly connected with the outer wall of the inner cylinder (31).

4. The elevator shock absorbing car of claim 3, wherein: the top of the cushion table (5) is fixedly provided with a portal frame (51), and the portal frame (51) horizontally stretches across the baffle (41) along the sliding direction of the vertical baffle (41).

5. The elevator shock absorbing car of claim 4, wherein: the top of the cushion table (5) is provided with an accommodating groove (52), the accommodating groove (52) is vertically formed and has an upward opening, the second spring (42) is in an original length state, one end, close to the positioning plate (44), of the baffle plate (41) is positioned below the portal frame (51), the notch of the accommodating groove (52) is completely covered by the baffle plate (41), the cushion table (5) is provided with an elastic assembly (6), the elastic assembly (6) is positioned in the accommodating groove (52), the elastic assembly (6) comprises a cushion plate (61), a connecting rod (62) and a third spring (63), the elastic assembly (61) is horizontally arranged, the circumferential side wall of the cushion plate (61) is abutted against the inner wall of the accommodating groove (52), the connecting rod (62) is vertically arranged, the top end of the connecting rod (62) is fixedly connected with the bottom surface of the cushion plate (61), the bottom end of the connecting rod (62) is abutted against the bottom surface of the accommodating groove (52), the sum of the heights of the connecting rod (62) and the cushion plate (61) in the vertical direction is equal to the vertical height of the accommodating groove (52), the third spring (63) is sleeved outside the connecting rod (62), the bottom end of the third spring (63) is fixedly connected with the bottom of the accommodating groove (52), the top end of the third spring is abutted to the bottom surface of the backing plate (61), and when the backing plate (61) is accommodated in the accommodating groove (52), the third spring (63) is in a compressed state.

6. The elevator shock absorbing car of claim 1, wherein: the bottom end of the inner cylinder (31) is fixedly provided with a rubber ring (311).

7. The elevator shock absorbing car of claim 1, wherein: fixed be provided with cushion (7) on car body (1) bottom surface, cushion (7) are paved whole car body (1) bottom surface, and cushion (7) that cushion (7) adopted the rubber material to make.

8. The elevator shock absorbing car of claim 5, wherein: buffer unit (4), damper unit (3), elastic component (6) and holding tank (52) all are provided with two and use the vertical central line of pad platform (5) to set up as symmetry axis symmetry.