CN213536919U

CN213536919U - Safety device for elevator

Info

Publication number: CN213536919U
Application number: CN202022045509.1U
Authority: CN
Inventors: 蒋文; 李洋
Original assignee: Sichuan Yansen Elevator Co ltd
Current assignee: Sichuan Yansen Elevator Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-25
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to a safety device technical field for elevator just discloses a safety device for elevator, comprising a base plate, the top fixedly connected with surge bin of bottom plate, the equal fixedly connected with horizontal plate of inner wall of surge bin left and right sides, two the front and the equal fixedly connected with telescopic link in the back at horizontal plate top, the outside cover of telescopic link is equipped with first buffer spring, four the top fixedly connected with roof of telescopic link. This safety device for elevator, through being provided with first buffer spring, when the roof received pressure, first buffer spring can carry out the first buffering to the pressure that the roof received, and the roof can make the movable rod move towards the inside of surge bin simultaneously to make second buffer spring compressed, rubber snubber block also can receive the extrusion simultaneously, through the tension of second buffer spring and rubber snubber block, can carry out the secondary buffering to the pressure that the roof received.

Description

Safety device for elevator

Technical Field

The utility model relates to a safety device technical field for elevator specifically is a safety device for elevator.

Background

With the rapid development of high-rise buildings, elevators, which are permanent transportation devices serving a plurality of specific floors in a building and having cars moving in at least two rigid orbits perpendicular to the horizontal plane or inclined at an angle of less than 15 ° to the vertical, have played a very important role in people's daily life as a means of carrying people for vertical transportation.

In the use of elevator, the security of elevator operation is extremely important factor, consequently when providing convenience for people, the elevator must guarantee self safe and stable operation and inside personnel's safety of taking, often install elevator safety base in the bottom of elevator well at present to when the elevator descends with unusual faster speed, it can cushion the protection to the elevator, but to current safety base, be limited to the restriction in structure and design, the effect of its shock attenuation buffering is still relatively poor, so provide a safety device for elevator in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art's is not enough, the utility model provides a safety device for elevator possesses the effectual advantage of buffering, has solved and often can install elevator safety base in the bottom of elevator well at present to when the elevator descends with unusual fast speed, it can cushion the protection to the elevator, nevertheless to current safety base, is limited to the restriction in structure and the design, and the effect of its shock attenuation buffering is still relatively poor problem.

(II) technical scheme

For the purpose that realizes above-mentioned buffering effect is good, the utility model provides a following technical scheme: a safety protection device for a lifting elevator comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with buffer bins, the inner walls of the left side and the right side of each buffer bin are fixedly connected with horizontal plates, the front sides and the back sides of the tops of the two horizontal plates are fixedly connected with telescopic rods, the outer sides of the telescopic rods are sleeved with first buffer springs, the tops of the four telescopic rods are fixedly connected with a top plate, the top of the top plate is fixedly connected with rubber buffer pads, the left side and the right side of the bottom of the top plate are fixedly connected with rubber shock absorption blocks, the periphery of the top of the bottom plate is fixedly connected with shock absorption bins, a movable rod with one end penetrating through and extending into the rubber shock absorption blocks is movably arranged in the shock absorption bins, the inner bottom wall of each shock absorption bin is fixedly connected with a limiting rod with one end penetrating through and extending into, the outside cover of restriction lever is equipped with the second buffer spring who is located rubber cushion ring top, the bottom fixedly connected with spliced pole of roof, the equal fixedly connected with top U type link in the left and right sides of spliced pole, the interior diapire fixedly connected with quantity of surge bin is the baffle of two, the interior diapire fixedly connected with quantity of surge bin is two and is located the mounting panel of two baffle back of the body one side mutually, two the mounting panel respectively with two between the baffle equal fixedly connected with gag lever post, two the equal movable mounting in outside of gag lever post has the movable block, two the equal fixedly connected with bottom U type link in top of movable block, two the top of bottom U type link all articulates there is the connecting rod articulated respectively with two top U type links, two the equal fixedly connected with stripper plate in top of movable block, two the equal fixed mounting in one side that the mounting panel is relative has one side that carries on the back mutually with two stripper plates respectively and fixes ann's safety The inner bottom wall of the buffer bin is fixedly connected with a rubber buffer block positioned between the two baffles.

Preferably, the shape of surge bin is a rectangle that inside fretwork and top are lacked, the top of roof and bottom plate is the parallel form.

Preferably, the front and the back of the bottom of the rubber shock absorption block are provided with limit grooves, and the four limit grooves are respectively matched with the four movable rods.

Preferably, the top of the damping bin is provided with a movable through hole matched with the movable rod, and the movable rod is in an inverted T shape.

Preferably, the bottom of the movable rod is provided with a limiting groove matched with the limiting rod, and the two movable blocks are identical and are symmetrical to each other by taking the connecting column as a center.

Preferably, one side of each of the two movable blocks opposite to each other is provided with a limiting through hole, and the two limiting through holes are respectively matched with the two limiting rods.

(III) advantageous effects

Compared with the prior art, the utility model provides a safety device for elevator possesses following beneficial effect:

the safety protection device for the elevator is provided with the first buffer spring, when the top plate is under pressure, the first buffer spring can buffer the pressure on the top plate for the first time, the top plate can enable the movable rod to move towards the interior of the damping bin, so that the second buffer spring is compressed, the rubber damping block can be extruded at the same time, the pressure on the top plate can be buffered for the second time through the tension of the second buffer spring and the rubber damping block, the top plate can drive the connecting column to move downwards when being stressed, so that the connecting rod can extrude the movable block, the two movable blocks move back and forth, so that the pressure on the top plate is transmitted to the hydraulic buffer, the three times of buffering on the stress on the top plate are realized, the connecting column and the rubber damping block are extruded, the last buffering is carried out through the rubber damping block, the whole device can buffer the stress on the top plate for a plurality of times, make the buffering effect of whole device better, further messenger's elevator can obtain more abundant effectual safety protection.

Drawings

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

fig. 2 is a sectional view of the surge bin of the present invention.

In the figure: 1 bottom plate, 2 surge bins, 3 rubber buffer pads, 4 roof, 5 rubber snubber blocks, 6 movable rods, 7 surge bins, 8 first buffer springs, 9 telescopic links, 10 spliced poles, 11 top U type link, 12 connecting rods, 13 bottom U type link, 14 stripper plates, 15 hydraulic buffer, 16 mounting panels, 17 gag lever posts, 18 movable blocks, 19 baffles, 20 rubber buffer blocks, 21 horizontal plates, 22 rubber buffer rings, 23 gag lever posts, 24 second buffer springs.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a safety protection device for a lift comprises a bottom plate 1, a buffer bin 2 is fixedly connected to the top of the bottom plate 1, the buffer bin 2 is shaped as a rectangle with a hollowed-out interior and a missing top, horizontal plates 21 are fixedly connected to the inner walls of the left and right sides of the buffer bin 2, telescopic rods 9 are fixedly connected to the front and back of the tops of the two horizontal plates 21, each telescopic rod 9 comprises a sleeve bin and a moving rod, one end of each moving rod penetrates through and extends into the sleeve bin, a limiting block located in the sleeve bin is fixedly connected to the outer side of each moving rod, a through hole matched with the moving rod is formed in one side of each sleeve bin, the moving rod is prevented from being separated from the sleeve bin during movement by the aid of the limiting blocks, a first buffer spring 8 is sleeved on the outer side of each telescopic rod 9, top plates 4 are fixedly connected to the tops of the four telescopic rods 9, and the top, the top of the top plate 4 is fixedly connected with a rubber buffer cushion 3, the left side and the right side of the bottom of the top plate 4 are both fixedly connected with rubber shock absorption blocks 5, the periphery of the top of the bottom plate 1 is all fixedly connected with a shock absorption bin 7, the interior of the shock absorption bin 7 is movably provided with a movable rod 6, one end of the movable rod 6 penetrates through and extends into the interior of the rubber shock absorption block 5, the front surface and the back surface of the bottom of the rubber shock absorption block 5 are both provided with limit grooves, the four limit grooves are respectively matched with the four movable rods 6, the top of the shock absorption bin 7 is provided with a movable through hole matched with the movable rod 6, the movable rod 6 is shaped like an inverted T, the inner bottom wall of the shock absorption bin 7 is fixedly connected with a limit rod 23, one end of the limit rod 23 penetrates through and extends into the interior of the movable rod 6, the bottom of the movable rod 6 is provided with a limit groove matched with the limit rod 23, the bottom of the top plate 4 is fixedly connected with a connecting column 10, the left side and the right side of the connecting column 10 are both fixedly connected with top U-shaped connecting frames 11, the inner bottom wall of the buffer bin 2 is fixedly connected with two baffles 19, the inner bottom wall of the buffer bin 2 is fixedly connected with two mounting plates 16 which are respectively positioned at the opposite sides of the two baffles 19, two limiting rods 17 are respectively and fixedly connected between the two mounting plates 16 and the two baffles 19, movable blocks 18 are respectively and movably mounted at the outer sides of the two limiting rods 17, limiting through holes are respectively formed at the opposite sides of the two movable blocks 18 and are respectively matched with the two limiting rods 17, the two movable blocks 18 are identical and are mutually symmetrical by taking the connecting column 10 as the center, the top parts of the two movable blocks 18 are both fixedly connected with bottom U-shaped connecting frames 13, the top parts of the two bottom U-shaped connecting frames 13 are both hinged with connecting rods 12 respectively hinged, the tops of the two movable blocks 18 are fixedly connected with the squeezing plates 14, one side of each of the two mounting plates 16 opposite to the other side of the two squeezing plates 14 is fixedly provided with a hydraulic buffer 15, the hydraulic buffer is fixedly arranged on one side of each of the two squeezing plates opposite to the other side of the two squeezing plates, and the inner bottom wall of the buffer bin 2 is fixedly connected with a rubber buffer block 20 located between the two baffle plates 19.

To sum up, the safety protection device for the elevator is provided with the first buffer spring 8, when the top plate 4 is under pressure, the first buffer spring 8 can buffer the pressure on the top plate 4 for the first time, meanwhile, the top plate 4 can enable the movable rod 6 to move towards the interior of the damping bin 7, so that the second buffer spring 24 is compressed, the rubber damping block 5 can also be extruded, through the tension of the second buffer spring 24 and the rubber damping block 5, the pressure on the top plate 4 can be buffered for the second time, when the top plate 4 is under the downward force, the connecting column 10 can be driven to move downwards, so that the connecting rod 12 can extrude the movable block 18, the two movable blocks 18 move back and back, so that the pressure on the top plate 4 is transferred to the hydraulic buffer 15, the third time of buffering the force on the top plate 4 is realized, until the connecting column 10 and the rubber damping block 20 are extruded, carry out final buffering through rubber buffer block 20, whole device cushions many times the atress of roof 4, make the buffering effect of whole device better, further messenger's elevator can obtain more abundant effectual safety protection, elevator safety base is often installed to the bottom of having solved at the elevator well at present, in order when the elevator descends with unusual fast speed, it can cushion the protection to the elevator, but to current safety base, be limited to the restriction in structure and the design, the effect of its shock attenuation buffering is the relatively poor problem still.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a safety device for elevator, includes bottom plate (1), its characterized in that: the top fixedly connected with surge bin (2) of bottom plate (1), the equal fixedly connected with horizontal plate (21) of inner wall of the surge bin (2) left and right sides, two the front and the equal fixedly connected with telescopic link (9) in the back at horizontal plate (21) top, the outside cover of telescopic link (9) is equipped with first buffer spring (8), four the top fixedly connected with roof (4) of telescopic link (9), the top fixedly connected with rubber buffer (3) of roof (4), the equal fixedly connected with rubber damper (5) in the left and right sides of roof (4) bottom, the equal fixedly connected with damper (7) all around at bottom plate (1) top, the inside movable mounting of damper (7) has one end to run through and extend to inside movable rod (6) of rubber damper (5), the interior diapire fixedly connected with one end of damper (7) runs through and extends to inside restriction pole (23) of movable rod (6) The outer side of the limiting rod (23) is sleeved with a rubber buffer ring (22), the outer side of the limiting rod (23) is sleeved with a second buffer spring (24) positioned at the top of the rubber buffer ring (22), the bottom of the top plate (4) is fixedly connected with a connecting column (10), the left side and the right side of the connecting column (10) are both fixedly connected with a top U-shaped connecting frame (11), the inner bottom wall of the buffer bin (2) is fixedly connected with two baffles (19), the inner bottom wall of the buffer bin (2) is fixedly connected with two mounting plates (16) which are respectively positioned at one side of the two baffles (19) opposite to each other, the two mounting plates (16) are respectively and fixedly connected with two limiting rods (17) between the two baffles (19), the outer sides of the two limiting rods (17) are both movably provided with movable blocks (18), and the top of the two movable blocks (18) are both fixedly connected with a bottom U-shaped connecting frame (13), two the top of bottom U type link (13) all articulates there is respectively with two top U type link (11) articulated connecting rod (12), two the equal fixedly connected with stripper plate (14) in top of movable block (18), two the equal fixed mounting in one side that mounting panel (16) is relative has one side fixed mounting's that carries on the back mutually hydraulic buffer (15) with two stripper plate (14) respectively, the interior diapire fixedly connected with of surge bin (2) is located rubber buffer block (20) between two baffles (19).

2. The safety device according to claim 1, wherein: the buffer bin (2) is in a rectangular shape with a hollowed inside and a missing top, and the top plate (4) is parallel to the top of the bottom plate (1).

3. The safety device according to claim 1, wherein: the front and the back of the bottom of the rubber shock absorption block (5) are provided with limit grooves, and the four limit grooves are respectively matched with the four movable rods (6).

4. The safety device according to claim 1, wherein: the top of the damping bin (7) is provided with a movable through hole matched with the movable rod (6), and the movable rod (6) is in an inverted T shape.

5. The safety device according to claim 1, wherein: the bottom of the movable rod (6) is provided with a limiting groove matched with the limiting rod (23), and the two movable blocks (18) are identical and are symmetrical to each other by taking the connecting column (10) as a center.

6. The safety device according to claim 1, wherein: and one side of each of the two movable blocks (18) opposite to each other is provided with a limiting through hole, and the two limiting through holes are respectively matched with the two limiting rods (17).