CN215828095U

CN215828095U - Elevator car shock absorber that multiple shock-absorbing structure combined together

Info

Publication number: CN215828095U
Application number: CN202121794938.7U
Authority: CN
Inventors: 冒沿宏; 冒毓杰
Original assignee: Nantong Hongtu Rubber And Plastic Co ltd
Current assignee: Nantong Hongtu Rubber And Plastic Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-02-15
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses an elevator car shock absorber combining multiple shock absorption structures, which comprises an elevator outer car, wherein a car is arranged in the elevator outer car; a shock pad provided on a lower end surface of the first steel plate; the telescopic rods are fixed on the left side and the right side of the shock pad, and second springs are sleeved outside the telescopic rods; a piston rod is arranged above the buffer cylinder body, and a first spring second steel plate is sleeved outside the piston rod and is arranged at the bottom of the elevator outer compartment. This elevator car bumper shock absorber that multiple shock-absorbing structure combined together compares with current device, through the use of fixed ring gear and last gasket, makes the shock attenuation screw fix through the meshing between the two, reduces not hard up or droing rocking in, effectively fixes first steel sheet and car, through the use of shock pad and first steel sheet, provides elastic support to the car, utilizes the shock pad to slow down the impact force when it is unexpected to fall, reduces the injury to the inside personnel of elevator.

Description

Elevator car shock absorber that multiple shock-absorbing structure combined together

Technical Field

The utility model relates to the technical field of damping devices, in particular to an elevator car damper with multiple combined damping structures.

Background

The elevator as a very convenient transportation tool is deeply involved in the daily life and work of people. At office building, resident's building the inside all is equipped with the elevator, frequent shuttle between the floor of elevator, great convenience has been brought for people's trip, elevator sedan-chair bottom damping device generally forms with rubber damping cushion and steel sheet with the sticky company, this kind of rubber damping cushion and steel sheet glue receive vibrations or distortion back easy debond occasionally and peel off, and rubber damping piece live time has long easily appeared ageing, drawback such as ftracture, when the elevator takes place the accident of falling, can produce powerful impact force to the personnel in the elevator, rubber material directly bears this load, and rubber material's shock attenuation nature is not enough to support completely and absorb so big impact force, personnel's security in the elevator has been reduced, consequently, need the elevator car bumper shock absorber that a plurality of shock-absorbing structure combined together to solve above-mentioned problem.

The existing elevator car shock absorber is too simple in structure, and is not enough to completely support and absorb large impact force when an elevator is in a falling accident, so that the problem of safety of personnel in the elevator is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an elevator car shock absorber with a combination of multiple shock absorption structures, and aims to solve the problem that the existing elevator car shock absorber is too simple in structure, so that the existing elevator car shock absorber cannot completely support and absorb large impact force when an elevator falls, and the safety of personnel in the elevator is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: an elevator car shock absorber that multiple shock-absorbing structure combines together includes:

the elevator comprises an outer elevator car, wherein a car is arranged inside the outer elevator car;

the buffer cushion is fixedly arranged at the bottom of the car, a first steel plate is arranged below the buffer cushion, and a mounting hole is formed in the surface of the first steel plate;

the fixed gear ring is fixedly arranged inside the mounting hole, an upper gasket is arranged on the surface of the fixed gear ring, and a damping screw is arranged inside the upper gasket;

a shock pad provided on a lower end surface of the first steel plate;

the telescopic rods are fixed on the left side and the right side of the shock pad, and second springs are sleeved outside the telescopic rods;

the damping cushion comprises a damping cushion body, a damping cylinder body and a damping spring, wherein the damping cylinder body is arranged at the front end of the damping cushion body;

a second steel plate installed at the bottom of the outer cage.

Preferably, the fixed gear ring is in meshed connection with the upper gasket, and the fixed gear ring is tightly attached to the upper gasket.

Preferably, the shock absorbing pad is connected with the first steel plate in an adhesive mode, and the shock absorbing pads are symmetrical to each other about the horizontal center line of the second steel plate.

Preferably, the telescopic rod penetrates through the inside of the second spring, and the second spring and the first steel plate form a telescopic structure through the telescopic rod.

Preferably, a telescopic structure is formed between the buffer cylinder body and the piston rod, and the buffer cylinder body is parallel to the first steel plate.

Preferably, the car is further provided with:

the rubber sleeves are arranged on the left side and the right side of the lift car, and third springs are installed inside the rubber sleeves;

and the supporting rod is arranged at the tail end of the rubber sleeve.

Preferably, the third spring penetrates through the inside of the rubber sleeve, and the support rods are symmetrical to each other about a vertical center line of the car.

Compared with the prior art, the utility model provides an elevator car shock absorber with a combination of multiple shock absorption structures, which has the following beneficial effects: this elevator car bumper shock absorber that multiple shock-absorbing structure combined together passes through the use of shock pad, telescopic link and second spring, effectively carries out effectual buffering when falling to the car, reduces the injury of personnel in the huge impact force to the elevator, and the piston rod is simultaneously to the inside shrink buffer pressure of buffering cylinder body under the exogenic action, and it is stable to be kept the car by first spring reverse action again.

1. The damping screw is fixed through the engagement between the fixed gear ring and the upper gasket, so that the looseness or the falling off in shaking is reduced, the first steel plate and the lift car are effectively fixed, the elastic support is provided for the lift car through the use of the damping pad and the first steel plate, the impact force is reduced through the damping pad when the lift car accidentally falls, and the injury to personnel in the lift is reduced;

2. according to the elevator, the impact force is reduced by using the telescopic rod and the second spring, and the vibration amplitude of the first steel plate is reduced by matching with the action of the second spring, so that the whole stability is kept;

3. according to the elevator car, the two sides of the car are fixed through the supporting rods, when the elevator falls, the car can shake left and right, so that the car collides with the outer car of the elevator, the shaking effect is weakened through the rubber sleeve and the third spring, the vibration amplitude is weakened, and the safety inside the car is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the damping screw, the fixed gear ring and the upper gasket according to the present invention;

FIG. 3 is a schematic cross-sectional view of the cage of the present invention;

fig. 4 is a schematic perspective view of the support rod of the present invention.

In the figure: 1. an outer elevator car; 2. a car; 3. a cushion pad; 4. a first steel plate; 5. mounting holes; 6. a fixed gear ring; 7. an upper gasket; 8. a shock-absorbing screw; 9. a shock pad; 10. a second steel plate; 11. a buffer cylinder body; 12. a piston rod; 13. a first spring; 14. a telescopic rod; 15. a second spring; 16. a rubber sleeve; 17. a third spring; 18. a support rod.

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.

As shown in fig. 1 to 3, an elevator car damper in which a plurality of kinds of damping structures are combined, includes: an outer elevator car 1, wherein a car 2 is arranged inside the outer elevator car 1; the buffer cushion 3 is fixedly arranged at the bottom of the car 2, a first steel plate 4 is arranged below the buffer cushion 3, and a mounting hole 5 is formed in the surface of the first steel plate 4; the fixed gear ring 6 is fixedly arranged inside the mounting hole 5, the surface of the fixed gear ring 6 is provided with an upper gasket 7, a damping screw 8 is arranged inside the upper gasket 7, the fixed gear ring 6 is in meshed connection with the upper gasket 7, the fixed gear ring 6 is tightly attached to the upper gasket 7, the damping screw 8 is fixed through the meshing between the fixed gear ring 6 and the upper gasket 7 through the use of the fixed gear ring 6 and the upper gasket 7, the looseness or the falling off in the shaking process is reduced, and the first steel plate 4 is effectively fixed with the car 2; the damping pad 9 is arranged on the lower end face of the first steel plate 4, the damping pad 9 is in adhesive connection with the first steel plate 4, the damping pad 9 is symmetrical with the horizontal center line of the second steel plate 10, elastic support is provided for the car 2 through the damping pad 9 and the first steel plate 4, impact force is relieved by the damping pad 9 when the car accidentally falls, and injury to personnel in the elevator is reduced; telescopic link 14, it is fixed in the left and right sides of shock pad 9, the outside cover of telescopic link 14 is equipped with second spring 15, telescopic link 14 runs through in the inside of second spring 15, second spring 15 passes through and constitutes extending structure between telescopic link 14 and the first steel sheet 4, through telescopic link 14 and second spring 15's use, utilize telescopic link 14's flexible nature to slow down the impact force, cooperate the effect of second spring 15 to make the reduction of first steel sheet 4 vibration range simultaneously, thereby keep holistic stability.

As shown in fig. 1, 3 and 4, an elevator car damper in which a plurality of damping structures are combined includes: the damping cushion comprises a damping cylinder 11, a piston rod 12 is arranged above the damping cylinder 11, a first spring 13 is sleeved outside the piston rod 12, a telescopic structure is formed between the damping cylinder 11 and the piston rod 12, the damping cylinder 11 and a first steel plate 4 are parallel to each other, through the use of the damping cylinder 11 and the piston rod 12, the piston rod 12 is pushed towards the inside of the damping cylinder 11 after contacting with the bottom of the lift car 2, the impact force is counteracted by utilizing the characteristics of the piston rod to weaken the vibration amplitude, and when the elevator is gradually stabilized, the first spring 13 pushes the piston rod 12 to reset; a second steel plate 10 installed at the bottom of the elevator outer cage 1; rubber sleeves 16 which are provided on both left and right sides of the car 2, and third springs 17 are installed inside the rubber sleeves 16; the bracing piece 18, it sets up the end at rubber sleeve 16, third spring 17 runs through in the inside of rubber sleeve 16, bracing piece 18 is symmetrical about car 2's vertical central line each other, use through bracing piece 18 fixes car 2's effect both sides, the elevator is when falling, car 2 can be controlled and rocked, thereby make car 2 and the outer 1 collisions of elevator railway carriage or compartment, utilize rubber sleeve 16 and third spring 17 to weaken the effect of rocking, weaken the vibrations range, thereby improve the inside security of car 2.

In conclusion, when the elevator car shock absorber with the combined multiple shock absorption structures is used, firstly, the interior of the car 2 and the first steel plate 4 are fixed through the shock absorption screws 8, wherein the fixing toothed ring 6 and the upper gasket 7 are arranged in the mounting hole 5 arranged on the surface of the first steel plate 4, the shock absorption screws 8 and the first steel plate 4 are fixed through meshing between the fixing toothed ring and the upper gasket, the looseness or falling off in shaking is reduced, further, the first steel plate 4 and the car 2 are fixed, the buffer cushion 3 is filled between the first steel plate 4 and the car 2, then the buffer cushion 9 is bonded with the first steel plate 4, the whole car 2 is provided with elastic support, when the car is accidentally dropped, the shock absorption cushion 9 is used for reducing the damage to personnel in the elevator, meanwhile, the telescopic rod 14 and the second spring 15 are used, the shock absorption of the telescopic property of the telescopic rod 14 is used for reducing the shock absorption of the first steel plate 4 under the action of the second spring 15, therefore, the whole stability is kept, the buffer cylinder body 11 and the piston rod 12 are used in the middle of the buffer cylinder body, when the piston rod 12 is in contact with the bottom of the car 2, the piston rod is pushed towards the inside of the buffer cylinder body 11, the self characteristic is utilized to offset the impact force, the vibration amplitude is weakened, when the elevator is gradually stable, the first spring 13 pushes the piston rod 12 to reset, the second steel plate 10 fixedly connected with the bottom of the piston rod is fixed with the bottom of the outer elevator car 1, the car 2 is fixed by the support rod 18 in a cavity between the outer elevator car 1 and the car 2, when the elevator falls, the car 2 can swing left and right, the car 2 is enabled to collide with the outer elevator car 1, the shaking effect is weakened by the rubber sleeve 16 and the third spring 17, the vibration amplitude is weakened, and the safety in the car 2 is improved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an elevator car bumper shock absorber that multiple shock-absorbing structure combined together which characterized in that includes:

the elevator car (1), the inside of the elevator car (1) is provided with a car (2);

the buffer cushion (3) is fixedly arranged at the bottom of the car (2), a first steel plate (4) is arranged below the buffer cushion (3), and a mounting hole (5) is formed in the surface of the first steel plate (4);

the fixed gear ring (6) is fixedly arranged inside the mounting hole (5), an upper gasket (7) is arranged on the surface of the fixed gear ring (6), and a damping screw (8) is arranged inside the upper gasket (7);

a shock pad (9) provided on a lower end surface of the first steel plate (4);

the telescopic rods (14) are fixed on the left side and the right side of the shock pad (9), and second springs (15) are sleeved outside the telescopic rods (14);

the damping cushion comprises a damping cylinder body (11) arranged at the front end of the damping cushion (9), a piston rod (12) is arranged above the damping cylinder body (11), and a first spring (13) is sleeved outside the piston rod (12);

a second steel plate (10) mounted on the bottom of the elevator outer car (1).

2. Elevator car shock absorber combining multiple shock absorbing structures according to claim 1, characterized in that the fixed gear ring (6) is engaged with the upper gasket (7), and the fixed gear ring (6) is tightly attached to the upper gasket (7).

3. Elevator car shock absorber combining multiple shock absorbing structures according to claim 1, characterized in that the shock absorbing pad (9) is adhesively connected to the first steel plate (4), the shock absorbing pads (9) being symmetrical to each other about the horizontal center line of the second steel plate (10).

4. Elevator car damper with combined damping structures according to claim 1, characterized in that the telescopic rod (14) extends through the inside of the second spring (15), and the second spring (15) is connected with the first steel plate (4) through the telescopic rod (14) to form a telescopic structure.

5. Elevator car shock absorber combining multiple shock absorbing structures according to claim 1, characterized in that a telescopic structure is formed between the buffer cylinder (11) and the piston rod (12), and the buffer cylinder (11) and the first steel plate (4) are parallel to each other.

6. Elevator car shock absorber combining multiple shock absorbing structures according to claim 1, characterized in that the car (2) is further provided with:

rubber sleeves (16) which are arranged on the left side and the right side of the lift car (2), wherein third springs (17) are installed in the rubber sleeves (16);

a support rod (18) arranged at the end of the rubber sleeve (16).

7. Elevator car shock absorber combining multiple shock absorbing structures according to claim 6, characterized in that the third spring (17) runs through the inside of the rubber sleeve (16), and the support bars (18) are symmetrical to each other about the vertical center line of the car (2).