CN219341361U

CN219341361U - Buffer protection device for elevator shaft

Info

Publication number: CN219341361U
Application number: CN202320754221.2U
Authority: CN
Inventors: 崔波
Original assignee: Wuhu Special Equipment Supervision Inspection Center
Current assignee: Wuhu Special Equipment Supervision Inspection Center
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-14
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a buffer protection device of an elevator shaft, wherein a buffer is arranged in the middle of the bottom of the elevator shaft, the top of the buffer is connected with a protection platform, an elastic cushion is adhered to the inner wall of the elevator shaft above the protection platform, an auxiliary buffer assembly is arranged on the inner wall of the elevator shaft below the protection platform, the protection platform comprises a base and a rubber backing plate, an inclined push rod is rotatably arranged at the bottom of the rubber backing plate, a guide pipe is rotatably connected to one end of the inclined push rod, which is far away from the rubber backing plate, a support frame is arranged at the top of the base, the support frame comprises a frame consisting of four cross rods, the cross rods are sleeved with the guide pipe and a spring, and two ends of the guide pipe are fixedly connected with the spring respectively. The utility model can catch most of well falling objects and has the advantages of good buffering and protecting performance and difficult shift and side turning when impacted.

Description

Buffer protection device for elevator shaft

Technical Field

The utility model relates to the technical field of elevator well safety protection, in particular to an elevator well buffer protection device.

Background

Elevators are vertical direction transportation devices in high-rise buildings, generally consisting of a hoistway and an elevator body. The elevator well is enclosed by enclosing wall, roof and pit and is held the limited space of elevator body, and the buffer is all installed to current elevator well bottom, when elevator upwards or down motion, because wire rope fracture, band-type brake braking force are not enough or control system is malfunctioning and make the car fall, buffer then plays buffering protection's effect.

The existing elevator shaft buffer can basically only play a certain buffering protection role on an elevator body, and cannot play a buffering protection role on falling objects of an elevator shaft due to the columnar structure (the falling objects of the elevator shaft include, but are not limited to, mobile phones, watches, cats and dogs and other pets). The inventor has found through research that in real life, the accident occurrence rate of elevator falling is extremely low, and the accident that mobile phones and domestic pets fall into an elevator hoistway happens sometimes. Based on this, the inventors propose a buffer protection device for an elevator hoistway.

Disclosure of Invention

The utility model aims to provide a buffer protection device for an elevator hoistway, which can catch most of hoistway falling objects, has the advantages of good buffer protection performance and difficult shift and side turning when impacted, and solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an elevator well buffering protection device installs the buffer in the middle of the elevator well bottom, the buffer top is connected with protection platform, the elevator well inner wall of protection platform top bonds there is elastic cushion, auxiliary buffer module is installed to the elevator well inner wall of protection platform below, protection platform is including base and rubber backing plate, the inclined push rod is installed in the rotation of rubber backing plate bottom, the one end that the rubber backing plate was kept away from to the inclined push rod is rotated and is connected with the stand, the support frame is installed at the base top, the support frame is including the frame that comprises four horizontal poles, the cover is equipped with stand pipe and spring on the horizontal pole, stand pipe both ends respectively with spring fixed connection.

Preferably, the bottom of the rubber backing plate is provided with a hard alloy bottom plate, a plurality of lug seats are fixed on the hard alloy bottom plate, inclined push rods are respectively connected to the lug seats in a rotating mode through pin shafts, and the lug seats are respectively located right above the cross bars.

Preferably, the rubber pad and the periphery of the base are fixedly connected through a rubber skin, and the rubber pad inside the rubber skin is fixedly connected with the base through a hydraulic buffer rod.

Preferably, the outer surface of the elastic cushion is provided with a convex column, and the cross section of the elastic cushion is a right trapezoid with a small upper part and a large lower part.

Preferably, the auxiliary buffer components are at least provided with four groups, and are respectively positioned at four corners of the bottom of the protection platform.

Preferably, the auxiliary buffering component comprises a channel steel seat, a limiting groove is formed in the channel steel seat, a floating plate is slidably mounted in the limiting groove, a first spring group for propping against the bottom of the protection platform is mounted at the top of the floating plate, and the floating plate is fixedly connected with the bottom wall of the limiting groove through a second spring group.

Compared with the prior art, the utility model has the following beneficial effects:

according to the elevator shaft, the elastic cushion is arranged on the inner wall of the elevator shaft, so that the possibility of friction damage when falling objects fall can be reduced; through at elevator well bottom installation protection platform, can catch the whereabouts thing of vast majority, through at protection platform peripheral well inner wall installation auxiliary buffer assembly for when protection platform receives the impact, can keep steadily, be difficult for turning on one's side, further protection whereabouts thing.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the protection platform according to the present utility model;

FIG. 3 is a schematic view of the structure of the base, support frame and spring of the present utility model;

FIG. 4 is a schematic view of an auxiliary buffer assembly according to the present utility model.

In the figure: 1. an elastic cushion; 2. a buffer; 3. a base; 4. a rubber backing plate; 5. a rubber skin; 6. a channel steel seat; 61. a limit groove; 62. a floating plate; 7. a spring; 8. an inclined push rod; 81. a guide tube; 9. a support frame; 10. and a hydraulic buffer rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an elevator well buffering protection device installs buffer 2 in the middle of the elevator well bottom, buffer 2 top is connected with protection platform, distance between protection platform and the elevator well inner wall is less, can catch the falling object of vast majority, the security is good, the elevator well inner wall of protection platform top bonds there is elastic cushion 1, elastic cushion 1 is made for rubber, as shown in fig. 1, elastic cushion 1's surface is provided with the projection, set up the projection, can increase the buffering dynamics, elastic cushion 1's cross section is little big right trapezoid from top to bottom, make falling object bump the probability increase on the elastic cushion 1, and then increase falling object's possibility on the protection platform, the security has been promoted, have buffering, the effect of reducing friction damage is reduced, auxiliary buffer assembly is installed to the elevator well inner wall of protection platform below, protection platform is including base 3 and rubber backing plate 4, rubber backing plate 4 bottom rotation installs oblique push rod 8, oblique push rod 8 is provided with the multiunit, two oblique push rod 8 are a set of oblique push rod 8 are the setting, oblique push rod 8 is keeping away from rubber backing rod 8 one end rotation and is connected with guide tube 3-guide tube, as shown in fig. 7 and the frame 9 is equipped with the support frame 81 through the guide tube is equipped with, the support frame 81 is equipped with between the support frame and the guide tube is fixed with 81, the support frame is equipped with 81, the support frame is connected with the support frame is equipped with 81, the support frame is equipped with 81 through the guide tube is connected with 81, the support frame is equipped with 81.

As shown in fig. 2, a hard alloy bottom plate is arranged at the bottom of the rubber backing plate 4, a plurality of ear seats are fixed on the hard alloy bottom plate, inclined push rods 8 are respectively connected to the ear seats in a rotating mode through pin shafts, and the ear seats are respectively located right above the cross bars.

As shown in fig. 2, the rubber cushion plate 4 is fixedly connected with the periphery of the base 3 through the rubber skin 5, the rubber skin 5 is arranged, so that moisture and dust in the elevator hoistway are difficult to enter the protection platform, the rubber cushion plate 4 in the rubber skin 5 is fixedly connected with the base 3 through the hydraulic buffer rods 10, the hydraulic buffer rods 10 are arranged in a plurality, and the performance of buffering protection is good.

The auxiliary buffer components are at least provided with four groups and are respectively positioned at four corners of the bottom of the protection platform, so that the protection platform is stable and is not easy to turn on one's side.

As shown in fig. 4, the auxiliary buffer assembly comprises a channel steel seat 6, a limit groove 61 is formed in the channel steel seat 6, a floating plate 62 is slidably mounted in the limit groove 61, a first spring set for propping against the bottom of the protection platform is mounted at the top of the floating plate 62, the floating plate 62 is fixedly connected with the bottom wall of the limit groove 61 through a second spring set, when the protection platform moves downwards, the first spring set is compressed, the floating plate 62 is extruded, the second spring set is extruded through the floating plate 62, and the buffer is equivalent to double buffer, so that the safety is improved.

When falling the thing and falling on the protection platform, rubber backing plate 4 can extrudeed downwards for inclined push rod 8 drives the stand pipe 81 and slides on the horizontal pole, and then extrudees a part of spring 7 simultaneously, tensile surplus part spring 7, through spring 7, hydraulic buffer rod 10's restoring force, drive rubber backing plate 4 upwards, if the thing gravitational potential energy that falls is great, protection platform receives the impact and moves down, can play main support, cushioning effect to the protection platform through the buffer 2 that sets up, set up buffer assembly around the protection platform, when making the protection platform receive the impact, can keep steadily, be difficult for turning on one's side, further protection falls the thing.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Buffer protection device of elevator well, install buffer (2), its characterized in that in the middle of the elevator well bottom: the elevator is characterized in that the top of the buffer (2) is connected with a protection platform, an elastic cushion (1) is adhered to the inner wall of an elevator shaft above the protection platform, an auxiliary buffer assembly is installed on the inner wall of the elevator shaft below the protection platform, the protection platform comprises a base (3) and a rubber base plate (4), an inclined push rod (8) is installed at the bottom of the rubber base plate (4) in a rotating mode, the inclined push rod (8) is far away from one end of the rubber base plate (4) in a rotating mode, a supporting frame (9) is installed at the top of the base (3), the supporting frame (9) comprises a frame composed of four cross rods, the cross rods are sleeved with the guide tube (81) and a spring (7), and two ends of the guide tube (81) are fixedly connected with the spring (7) respectively.

2. The elevator hoistway buffer protection device of claim 1, wherein: the bottom of the rubber backing plate (4) is provided with a hard alloy bottom plate, a plurality of ear seats are fixed on the hard alloy bottom plate, the ear seats are respectively connected with the inclined push rod (8) through pin shafts in a rotating mode, and the ear seats are respectively located right above the cross rod.

3. The elevator hoistway buffer protection device of claim 1, wherein: the rubber cushion plate (4) is fixedly connected with the periphery of the base (3) through a rubber skin (5), and the rubber cushion plate (4) in the rubber skin (5) is fixedly connected with the base (3) through a hydraulic buffer rod (10).

4. The elevator hoistway buffer protection device of claim 1, wherein: the outer surface of the elastic cushion (1) is provided with convex columns, and the cross section of the elastic cushion (1) is a right trapezoid with a small upper part and a large lower part.

5. The elevator hoistway buffer protection device of claim 1, wherein: the auxiliary buffer components are at least provided with four groups and are respectively positioned at four corners of the bottom of the protection platform.

6. The elevator hoistway buffer protection device of claim 1 or 5, wherein: the auxiliary buffering assembly comprises a channel steel seat (6), a limiting groove (61) is formed in the channel steel seat (6), a floating plate (62) is slidably installed in the limiting groove (61), a first spring group used for propping against the bottom of the protection platform is installed at the top of the floating plate (62), and the bottom wall of the limiting groove (61) is fixedly connected through a second spring group.