CN216478661U

CN216478661U - Elevator main frame with shock-absorbing structure

Info

Publication number: CN216478661U
Application number: CN202123004931.3U
Authority: CN
Inventors: 杨慧珠
Original assignee: Shanghai Hengzhi Aviation Equipment Co ltd
Current assignee: Shanghai Hengzhi Aviation Equipment Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-10
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses an elevator main frame with shock-absorbing structure, including the base, the base top is equipped with the footstock, the four corners that base and footstock are close to one side lateral wall respectively with the top and the bottom fixed connection of outer spring, four outer spring inside all inserts and be equipped with the inner spring, four outer springs, the fixed urceolus that is equipped with between four outer springs, urceolus inner wall bottom is run through the chisel and is had a plurality of grooves of letting out gas, the inside top of urceolus is inserted and is equipped with the inner prop, the utility model provides an elevator main frame with shock-absorbing structure, beneficial effect lies in: the utility model discloses four outer springs and the inner spring that are equipped with will fall on the car on the base and carry out dual shock attenuation, and through air compression's principle, the collocation use in a plurality of grooves of letting out of rethread inner column, urceolus and urceolus inner wall bottom, better carry out the shock attenuation to it.

Description

Elevator main frame with shock-absorbing structure

Technical Field

The utility model relates to an elevator main frame with shock-absorbing structure belongs to elevator technical field.

Background

The elevator can descend through equipment buffering between, and the elevator bottom still can be equipped with damping device when descending, comes auxiliary assembly to carry out the shock attenuation to reach better shock attenuation effect.

In the prior art, a plurality of damping devices adopt hydraulic cylinders or hydraulic rods for damping, and it is known that an elevator basically does not stop to repeatedly work up and down in a peak period, and the hydraulic cylinders or the hydraulic rods may repeatedly work when the elevator does not stop to move up and down, so that the elevator needs to repeatedly work and stop in the peak period, a large amount of workload easily causes equipment damage, and maintenance is troublesome; and current damping device is at the both ends of door or car through reset spring, telescopic link, the collocation use of rotation rope sheave, comes supplementary pneumatic cylinder or hydraulic stem to carry out the shock attenuation work to door or car, and in the life, the interval of elevator both sides is less, hardly installs more part in the both sides of door or car, is not suitable for most elevators, does not have with good practicality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing an elevator main frame with a damping structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an elevator main frame with a damping structure comprises a base, wherein a top seat is arranged above the base, four corners of the side wall, close to the base and the top seat, of one side are fixedly connected with the top and the bottom of an outer spring respectively, inner springs are inserted into the four outer springs, an outer cylinder is fixedly arranged among the four outer springs, a plurality of air relief grooves are drilled in the bottom end of the inner wall of the outer cylinder in a penetrating mode, inner columns are inserted into the top end of the inner cylinder, transmission mechanisms are arranged at four corners of the outer side, located at the four corners of the outer springs, of the top seat, and one end, away from the top seat, of each transmission mechanism is connected with a damping mechanism;

two of the four transmission mechanisms comprise a first side plate, a second side plate, a third side plate and a first movable shaft, the movable shaft at the bottom end of each two third side plates and the movable shaft at the top end of each two third side plates are respectively and fixedly connected with two ends of one connecting rod, the movable shaft at the bottom end of each two third side plates is respectively and fixedly connected with one end of the other connecting rod, each two third side plates are respectively and movably connected with two ends of the second movable shaft between the movable shafts at the top end and the bottom end, and each second movable shaft and the movable shaft at the top end of each two second side plates are respectively and fixedly connected with two ends of the second connecting rod;

every damper all includes movable plate, reset spring, interior pole, outer tube and fixed plate, every one side lateral wall that movable plate and every fixed plate are close to respectively with reset spring's both ends fixed connection, every the inside one end of reset spring all is equipped with the outer tube, every the inside other end of reset spring all is equipped with interior pole.

As an optimized technical scheme of the utility model, every the bottom of inner spring is located drive mechanism's inside fixed connection with the base respectively, the bottom of urceolus and the top fixed connection of base, the top of inner prop and the bottom fixed connection of footstock.

As a preferred technical scheme of the utility model, per two a curb plate respectively with footstock bottom fixed connection, per two No. two one side lateral wall fixed connection that reset spring was kept away from respectively with the movable plate to the other end of No. two connecting rods of No. three curb plate bottom movable shaft connection.

As a preferred technical scheme of the utility model, every the fixed plate bottom respectively with the top fixed connection of base, every interior pole one side lateral wall is close to reset spring's one side lateral wall fixed connection, every with the movable plate respectively the outer tube is close to one side lateral wall fixed connection of movable plate, and every with the fixed plate respectively interior pole keeps away from the one end of movable plate and inserts the inside of establishing at the outer tube respectively.

As a preferred technical scheme of the utility model, every the external diameter of inner spring is less than the internal diameter of outer spring size, every respectively disappointing groove runs through with the inside of urceolus respectively and communicates with each other.

As an optimized technical scheme of the utility model, every the external diameter size of interior pole equals the internal diameter size of outer tube respectively.

The utility model provides a pair of elevator main frame with shock-absorbing structure, beneficial effect lies in: the utility model discloses four outer springs and the inner spring that are equipped with will fall on the car on the base and carry out dual shock attenuation, and through air compression's principle, the collocation use in a plurality of grooves of letting out gas of rethread inner prop, urceolus and urceolus inner wall bottom, better carry out the shock attenuation to it.

Drawings

Fig. 1 is a schematic side view of an elevator main frame with a damping structure according to the present invention;

fig. 2 is a schematic diagram of a partial side view of a transmission mechanism of a main frame of an elevator having a damping structure according to the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of an elevator main frame with a damping structure provided by the present invention;

fig. 4 is a schematic top view of a spring in a main frame of an elevator with a damping structure according to the present invention;

fig. 5 is a schematic diagram of an internal cross-sectional structure of an elevator main frame outer cylinder with a damping structure according to the present invention.

In the figure: the device comprises a base 1, a top seat 2, an outer barrel 3, an air leakage groove 4, an inner column 5, an outer spring 6, an inner spring 7, a transmission mechanism 8, a first side plate 81, a second side plate 82, a third side plate 83, a first movable shaft 84, a first connecting rod 85, a second movable shaft 86, a second connecting rod 87, a damping mechanism 9, a movable plate 91, a reset spring 92, an inner rod 93, an outer tube 94 and a fixing plate 95.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, an elevator main frame with a damping structure comprises a base 1, wherein a top seat 2 is arranged above the base 1, four corners of the side wall, close to the base 1 and the top seat 2, of the base 1 are fixedly connected with the top and the bottom of an outer spring 6 respectively, inner springs 7 are inserted into the four outer springs 6, the four outer springs 6 are fixedly provided with outer cylinders 3, the bottom ends of the inner walls of the outer cylinders 3 are provided with a plurality of vent grooves 4 in a penetrating manner, inner columns 5 are inserted into the top ends of the outer cylinders 3, transmission mechanisms 8 are arranged at the four corners of the outer sides of the outer springs 6 at the four corners of the top seat 2, and one end, far away from the top seat 2, of each transmission mechanism 8 is connected with a damping mechanism 9;

two of the four transmission mechanisms 8 respectively comprise a first side plate 81, a second side plate 82, a third side plate 83, a first movable shaft 84, a first connecting rod 85, a second movable shaft 86 and a second connecting rod 87, every two first side plates 81, the top ends and the bottom ends of every two third side plates 83 and the top ends of every two second side plates 82 are respectively movably connected with the front end and the rear end of a first movable shaft 84, the first movable shaft 84 on every two first side plates 81 and the first movable shaft 84 on the top ends of every two third side plates 83 are respectively fixedly connected with the two ends of a first connecting rod 85, the first movable shaft 84 on the bottom ends of every two third side plates 83 is respectively fixedly connected with one end of another first connecting rod 85, every two third side plates 83 are positioned between the first movable shafts 84 on the top ends and the bottom ends and are respectively movably connected with the two ends of a second movable shaft 86, and the first movable shafts 84 on the top ends of every two second side plates 82 and the two ends of the second connecting rod 87 are respectively fixedly connected;

each damping mechanism 9 includes a moving plate 91, a return spring 92, an inner rod 93, an outer tube 94 and a fixed plate 95, one side wall of each moving plate 91 and each fixed plate 95 close to each other is fixedly connected with two ends of the return spring 92, the outer tube 94 is arranged at one end inside each return spring 92, and the inner rod 93 is arranged at the other end inside each return spring 92.

The outer diameter of each inner rod 93 is equal to the inner diameter of the outer tube 94, so that the inner rods can move in a limiting manner; the bottom of each inner spring 7 is fixedly connected with the base 1 in the transmission mechanism 8, the bottom of the outer cylinder 3 is fixedly connected with the top of the base 1, and the top of the inner column 5 is fixedly connected with the bottom of the top seat 2, so that the double-damping effect can be achieved; the bottom of each fixed plate 95 is fixedly connected with the top of the base 1, one side wall of each inner rod 93 is fixedly connected with one side wall of the moving plate 91 close to the return spring 92, one side wall of each outer tube 94 is fixedly connected with one side wall of the fixed plate 95 close to the moving plate 91, and one end of each inner rod 93, far away from the moving plate 91, is inserted into the outer tube 94.

The outer diameter of each inner spring 7 is smaller than the inner diameter of each outer spring 6, and each air relief groove 4 is communicated with the inside of the outer cylinder 3 in a penetrating way, so that the shock absorption is facilitated; every two first side plates 81 are respectively fixedly connected with the bottom of the top seat 2, and the other ends of the second connecting rods 87 connected with the second movable shafts 86 at the bottom ends of every two third side plates 83 are respectively fixedly connected with the side wall of one side of the movable plate 91, which is far away from the return spring 92, so that the transmission is facilitated.

The working principle is as follows: specifically, when the utility model is used, when the car falls on the top of the footstock 2, the pressure is transmitted to the moving plate 91 through the transmission mechanism 8, the force is transmitted to the return spring 92 through the moving plate 91, the return spring 92 deforms and compresses, the inner rod 93 moves towards the inside of the outer tube 94, and the transverse shock absorption is achieved through the return spring 92; at this moment, the decline of footstock 2 drives the compression of 7 deformations of the interior spring of every outer spring 6 and outer spring 6, make it can cushion the shock attenuation to footstock 2, and the decline of footstock 2 can drive interior post 5 and descend to the inside of urceolus 3, because of the inside air that contains of urceolus 3, the decline of interior post 5 is with the inside air of urceolus 3 through the slow discharge of a plurality of air release grooves 4, because of the air of extrusion is more, the internal diameter of air release groove 4 is less, utilize air compression to make the vibrations that footstock 2 descends and produce reduce, reach absorbing effect in proper order.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An elevator main frame with a damping structure is characterized by comprising a base (1), a top seat (2) is arranged above the base (1), four corners of the side wall of the base (1) and the top seat (2) close to one side are respectively and fixedly connected with the top and the bottom of the outer spring (6), inner springs (7) are inserted into the four outer springs (6), the four outer springs (6) are arranged, an outer barrel (3) is fixedly arranged between the four outer springs (6), the bottom end of the inner wall of the outer cylinder (3) is provided with a plurality of air relief grooves (4) in a penetrating way, an inner column (5) is inserted at the top end of the inner part of the outer barrel (3), transmission mechanisms (8) are arranged at the four corners of the outer side of the four-corner outer spring (6) of the top seat (2), and one end of each transmission mechanism (8) far away from the top seat (2) is connected with a damping mechanism (9);

four drive mechanism (8) are all two including a curb plate (81), No. two curb plates (82), No. three curb plates (83), loose axle (84), connecting rod (85), loose axle (86) and No. two connecting rod (87), per two top and the front and back both ends swing joint of a loose axle (84) respectively of a curb plate (81), per two No. three curb plates (83) top and bottom and per two No. two curb plates (82) every two loose axle (84) on the top do not with the both ends fixed connection of a connecting rod (85) respectively, per two loose axle (84) on a curb plate (81) and per two No. three curb plates (83) top do not with the one end fixed connection of another connecting rod (85) every two No. three curb plates (83) are located respectively between a loose axle (84) of top and bottom and No. two loose axles (84) respectively (86) The two ends of the second movable shaft (86) are movably connected, and the first movable shaft (84) at the top ends of the second side plates (82) and the second movable shaft are respectively and fixedly connected with the two ends of a second connecting rod (87);

every damper (9) all include movable plate (91), reset spring (92), interior pole (93), outer tube (94) and fixed plate (95), every one side lateral wall that movable plate (91) and every fixed plate (95) are close to mutually respectively with reset spring (92) both ends fixed connection, every reset spring (92) inside one end all is equipped with outer tube (94), every reset spring (92) inside other end all is equipped with interior pole (93).

2. The elevator main frame with the shock-absorbing structure is characterized in that the bottom of each inner spring (7) is fixedly connected with the inner part of the transmission mechanism (8) of the base (1), the bottom of the outer cylinder (3) is fixedly connected with the top of the base (1), and the top of the inner column (5) is fixedly connected with the bottom of the top seat (2).

3. The elevator main frame with the shock absorption structure is characterized in that every two first side plates (81) are fixedly connected with the bottom of the top seat (2), and the other ends of second connecting rods (87) connected with second movable shafts (86) at the bottom ends of every two third side plates (83) are fixedly connected with the side wall, away from the return spring (92), of the movable plate (91).

4. The elevator main frame with the shock-absorbing structure as claimed in claim 1, wherein the bottom of each of the fixed plates (95) is fixedly connected to the top of the base (1), the side wall of one side of each of the inner rods (93) is fixedly connected to the side wall of one side of the moving plate (91) close to the return spring (92), the side wall of one side of the moving plate (91) close to the return spring, the side wall of one side of each of the outer tubes (94) is fixedly connected to the side wall of one side of the fixed plate (95) close to the moving plate (91), and one end of each of the inner rods (93) far away from the moving plate (91) is inserted into the inner portion of the outer tube (94).

5. An elevator main frame having a shock-absorbing structure according to claim 1, wherein each of said inner springs (7) has an outer diameter dimension smaller than an inner diameter dimension of said outer spring (6), and each of said air release grooves (4) is communicated with an inside of said outer tube (3) therethrough.

6. The elevator main frame having a shock-absorbing structure according to claim 1, wherein each of the inner bars (93) has an outer diameter dimension equal to an inner diameter dimension of the outer tube (94), respectively.