CN208561354U - A kind of fall arrest buffer unit of intelligent elevator - Google Patents

Abstract

The utility model discloses a kind of fall arrest buffer units of intelligent elevator of elevator buffer device technical field, including first-level buffer device and secondary buffer device, first-level buffer device includes buffering pedestal, the surface for buffering pedestal is equipped with bearing plate, telescopic spring bar is equipped between bearing plate and buffering pedestal, alarm button, small telescopic rod, lower buffering connecting rod and upper buffering connecting rod, overlapping is hinged with impulse force transmission plate at lower buffering connecting rod and upper buffering connecting rod link, secondary buffer device installation pedestal, installation pedestal one side wall offers buffering installation major trough, the installation pedestal other side is equipped with impulse force bearing plate, slide buffer bar and frustum buffer board, the left side of frustum buffer board is equipped with level 2 buffering spring, adjust top plate, adjusting screw rod, slot end cap, detent mounting groove, screens spring and detent plagiocephaly plate, the utility model provides one kind can Effectively reduce used during elevator falling impact forces and intelligent elevator buffer unit that automatic alarm is required assistance.

Description

A kind of fall arrest buffer unit of intelligent elevator

Technical field

The utility model relates to elevator buffer device technical field, the fall arrest of specially a kind of intelligent elevator buffers dress It sets.

Background technique

The vehicles of the elevator as vertical transport in skyscraper, century-old development in experience, safeguard protection is It becomes better and approaching perfection day by day, however for various reasons, used during elevator falling crouching bottom accident still happens occasionally, and crouching bottom accident is once occur will be to multiplying Visitor causes huge injury, or even can injure life security.In order to reduce the injury caused by passenger when crouching bottom accident occurs Degree, the elevator run currently on the market are all equipped with buffer in the pit of elevator shaft, and buffer of elevator is a kind of safety dress It sets, when the carriage of elevator is surmounted lowest level and is dropped to well pit portion due to certain abnormal cause, buffer of elevator energy It is enough to reduce impact, stop the car safety of elevator.

Installing the pedestal of buffer currently on the market is essentially all rigid structure, is intended merely to install fixed buffering Device can only buffer lift car by the buffer that its top is installed when crouching bottom accident occurs, reduce to passenger's Injury, although such structure can reduce construction extent of injury, but accident injury reduces limitation, especially squat in express elevator In the accident of bottom, such structure is even more insignificant to the reduction of accident casualty situation.Existing rigidity elevator buffer base is not Conducive to the harm for reducing elevator crouching bottom accident, it is not able to satisfy the demand of lift running safety.

For this purpose, those skilled in the technology concerned improve this, such as Chinese Patent Application No. is CN201620645532.5 proposition " a kind of novel elevator buffer base, including buffer mounting plate and pedestal mounting plate, it is slow It rushes between device mounting plate and pedestal mounting plate and is additionally provided with intermediate plate, spring retainer column, spring retainer are welded on pedestal mounting plate It is arranged with buffer spring on column, through-hole is offered on intermediate plate, spring retainer column passes through the through-hole and nut cooperates pedestal Mounting plate is fixedly linked with intermediate plate, and the both ends of buffer spring are pressed on respectively on pedestal mounting plate and intermediate plate ", although this reality It is buffered by two-stage with novel can satisfy to mitigate injury of the elevator crouching bottom accident to passenger, improves the security performance of elevator Feature, but the technical solution in this application file still has deficiency, if the buffer and buffer spring of the device stack setting, And the two is accumulating type buffer unit, by generation reaction force can be sprung back after impact forces compress, when used during elevator falling speed compared with When fast, still shocking damage may be caused to the passenger in elevator；Meanwhile the device is not provided with automatic alarm device, occurs It can not require assistance in time after accident and be delayed rescue period, life security risk may be brought.

Based on this, the utility model devises a kind of fall arrest buffer unit of intelligent elevator, to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of fall arrest buffer units of intelligent elevator, to solve above-mentioned apparatus Buffer and buffer spring stack setting, and the two is accumulating type buffer unit, by can spring back generation after impact forces compress Reaction force still may cause shocking damage to the passenger in elevator when used during elevator falling fast speed；Meanwhile above-mentioned dress It sets and is not provided with automatic alarm device, can not require assistance in time after generation accident and be delayed rescue period, life security may be brought The problem of risk.

To achieve the above object, the utility model provides the following technical solutions: a kind of fall arrest buffering dress of intelligent elevator It sets, including lift car, the bottom installation settings of the lift car has first-level buffer device, a left side for the first-level buffer device Right two sides are symmetrically arranged with secondary buffer device；

The first-level buffer device includes the buffering pedestal for being installed on elevator pit bottom, the surface of the buffering pedestal It is provided with bearing plate, is connected between the bearing plate and buffering pedestal by the support of telescopic spring bar, the top of the buffering pedestal Portion is provided with alarm button, and the bottom of the bearing plate is provided with the small telescopic rod that can trigger alarm button when pushing, described slow It rushes at left and right sides of pedestal and is hinged with lower buffering connecting rod, buffering connecting rod, left and right two are hinged at left and right sides of the bearing plate The lower buffering connecting rod and upper buffering connecting rod of side are mutually connected by a hinge close to one end, the lower buffering connecting rod and upper buffering Connecting rod is mutually hinged with impulse force transmission plate close to overlapping at the hinge of one end, and the impulse force transmission plate contact surface is filled towards first-level buffer The outside set；

The secondary buffer device includes the installation pedestal for being installed on elevator pit bottom, and the installation pedestal is far from level-one Buffer unit one side wall offers buffering installation major trough, and the installation pedestal is provided with close to first-level buffer device side and impulse force The opposite impulse force bearing plate of transmission plate, the impulse force bearing plate is connected with sliding buffer bar close to installation pedestal one side wall, described The left end of sliding buffer bar protrudes into buffering installation major trough and is connected with frustum buffer board, is provided on the left of the frustum buffer board Level 2 buffering spring, the left side of the level 2 buffering spring, which abuts, is provided with adjusting top plate, and the left side wall for adjusting top plate is solid It is connected to adjusting screw rod, the left side wall of the installation pedestal is provided with the slot end cap for being covered in buffering installation major trough left-hand notch, institute It states adjusting screw rod and is spirally connected and be set at the side wall center of slot end cap, is symmetrically arranged at the top and bottom of the buffering installation major trough Detent mounting groove, the inner cavity of the detent mounting groove are provided with screens spring and detent plagiocephaly plate, and the screens spring abutting is set It is placed between the depth direction bottom of detent mounting groove and the butt end of detent plagiocephaly plate, the plagiocephaly end of the detent plagiocephaly plate is stretched Enter buffering installation major trough and is connected on the conical sidewall of frustum buffer board.

Preferably, the alarm button and extraneous warning device are electrically connected, when falling accident occurs for elevator, Neng Gou One time automatic alarm, outwardly requires assistance in time, reduces life security contingency occurrence probability.

Preferably, the top surface of the bearing plate is provided with vulcanie backing plate, prevents lift car and bearing plate hard Property hit.

Preferably, the installation pedestal is close to being provided with limiting cushion block, the limit pad in the one side wall of impulse force bearing plate Block is symmetrically distributed in the two sides up and down of sliding buffer bar, plays position-limiting action, anti-sliding stop buffer bar excess of stroke sliding.

Preferably, the edge of the frustum buffer board symmetrically offers the reset matched with detent plagiocephaly plate plagiocephaly end Slot buffers sheet reset convenient for frustum.

Preferably, the outboard end of the adjusting screw rod is radially interspersed with adjusting bull stick, convenient for rotation adjusting screw rod with Adjust the initial deformation amount of level 2 buffering spring.

Compared with prior art, the utility model has the beneficial effects that the utility model is structurally reasonable, buffered using two-stage Structure plays buffer protection function to the lift car of accidental falling, and first-level buffer device is common accumulating type buffer unit, rises To the effect for dispersing most of impact force, secondary buffer device is provided with the accumulating type buffer unit of anti-rebound mechanism, plays and disappear Change the effect of most of impact force, the two cooperates, and buffer unit can be prevented to be hit after power and generate larger screen resilience to multiplying Visitor causes shocking damage；The utility model alarm button and small telescopic rod cooperate simultaneously, when falling accident occurs for elevator, Alarm button automatic alarm can be triggered at the first time, is outwardly required assistance in time, and life security contingency occurrence probability is reduced；I.e. originally Utility model provides a kind of intelligent elevator buffering dress that can effectively reduce used during elevator falling impact forces and automatic alarm is required assistance It sets.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model secondary buffer device structural schematic diagram；

Fig. 3 is the utility model frustum buffer board structure schematic diagram.

In attached drawing, parts list represented by the reference numerals are as follows:

1- lift car, 2- buffer pedestal, 3- bearing plate, 4- telescopic spring bar, 5- alarm button, the small telescopic rod of 6-, 7- Lower buffering connecting rod, buffers connecting rod on 8-, 9- impulse force transmission plate, 10- installation pedestal, 11- buffering installation major trough, and 12- impulse force is accepted Plate, 13- slide buffer bar, 14- frustum buffer board, 15- level 2 buffering spring, 16- adjusting top plate, 17- adjusting screw rod, 18- slot End cap, 19- detent mounting groove, 20- screens spring, 21- detent plagiocephaly plate, 22- vulcanie backing plate, 23- limiting cushion block, 24- Reseting groove, 25- adjust bull stick.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of fall arrest buffer unit of intelligent elevator, Including lift car 1, the bottom installation settings of lift car 1 has first-level buffer device, and the left and right sides of first-level buffer device is right Title is provided with secondary buffer device；First-level buffer device includes the buffering pedestal 2 for being installed on elevator pit bottom, buffers pedestal 2 Surface be provided with bearing plate 3, the top surface of bearing plate 3 is provided with vulcanie backing plate 22, prevents from lift car 1 and holding 3 hardness of pressing plate is hit, and is connected between bearing plate 3 and buffering pedestal 2 by the support of telescopic spring bar 4, and the top of buffering pedestal 2 is set Be equipped with alarm button 5, alarm button 5 and extraneous warning device are electrically connected, when falling accident occurs for elevator, can first when Between automatic alarm, outwardly require assistance in time, reduce life security contingency occurrence probability, when the bottom of bearing plate 3 is provided with pushing It can trigger the small telescopic rod 6 of alarm button 5, the left and right sides of buffering pedestal 2 is hinged with lower buffering connecting rod 7, the left and right of bearing plate 3 Two sides are hinged with buffering connecting rod 8, and the lower buffering connecting rod 7 of the left and right sides and upper buffering connecting rod 8 mutually pass through hinge close to one end Connection, lower buffering connecting rod 7 and upper buffering connecting rod 8 are mutually hinged with impulse force transmission plate 9, impulse force transmitting close to overlapping at the hinge of one end 9 contact surface of plate is towards the outside of first-level buffer device；Secondary buffer device includes the installation pedestal for being installed on elevator pit bottom 10, installation pedestal 10 offers buffering installation major trough 11 far from first-level buffer device one side wall, and installation pedestal 10 is slow close to level-one Flushing device side is provided with the impulse force bearing plate 12 opposite with impulse force transmission plate 9, and impulse force bearing plate 12 is close to installation pedestal 10 1 Side wall is connected with sliding buffer bar 13, installation pedestal 10 close to being provided with limiting cushion block 23 in the one side wall of impulse force bearing plate 12, Limiting cushion block 23 is symmetrically distributed in the two sides up and down of sliding buffer bar 13, plays position-limiting action, anti-13 excess of stroke of sliding stop buffer bar Sliding, the left end of sliding buffer bar 13 protrude into buffering installation major trough 11 and are connected with frustum buffer board 14, frustum buffer board 14 Edge symmetrically offers the reseting groove 24 matched with 21 plagiocephaly end of detent plagiocephaly plate, resets convenient for frustum buffer board 14, frustum The left side of buffer board 14 is provided with level 2 buffering spring 15, and the left side of level 2 buffering spring 15, which abuts to be provided with, adjusts top plate 16, The left side wall for adjusting top plate 16 is connected with adjusting screw rod 17, and the outboard end of adjusting screw rod 17 is radially interspersed with adjusting bull stick 25, the initial deformation amount of level 2 buffering spring 15, the left side wall setting of installation pedestal 10 are adjusted convenient for rotation adjusting screw rod 17 There is the slot end cap 18 for being covered in buffering installation 11 left-hand notch of major trough, adjusting screw rod 17 is spirally connected in the side wall for being set to slot end cap 18 At the heart, the top and bottom of buffering installation major trough 11 are symmetrically arranged with detent mounting groove 19, the inner cavity setting of detent mounting groove 19 There are screens spring 20 and detent plagiocephaly plate 21, screens spring 20 abuts depth direction bottom and the card for being set to detent mounting groove 19 Between the butt end of position plagiocephaly plate 21, the plagiocephaly end of detent plagiocephaly plate 21 protrudes into buffering installation major trough 11 and is connected to frustum buffering On the conical sidewall of plate 14.

One concrete application of the present embodiment are as follows: the present apparatus is a kind of fall arrest buffer unit of intelligent elevator, in use, Suitable lower buffering connecting rod 15 is selected according to elevator tonnage and load condition, lower buffering connecting rod 15 is packed into buffering installation major trough 11 Slot end cap 18 is loaded at middle part, so that level 2 buffering spring 15 is connected to frustum buffer board 14 and is adjusted between top plate 16, is passed through adjusting Bull stick 25 rotates adjusting screw rod 17 and adjusts 15 initial compression deformation quantity of level 2 buffering spring to suitable elastic force pressure, when elevator is from high level When falling, the bottom of lift car 1 is contacted with bearing plate 3 first, and by drops, telescopic spring bar 4 is pressurized to be received bearing plate 3 Contracting, the telescopic end of small telescopic rod 6 are located at the surface of alarm button 5, alarm button 5 are triggered when small telescopic rod 6 declines, alarm is pressed Button 5 and extraneous platinum device are electrically connected, and automatic alarm after alarm button 5 is triggered, the first time phase external world requires assistance, with pressure-bearing The pushing of plate 3, lower buffering connecting rod 7 and upper buffering connecting rod 8 push the two groups of impulse force transmission plates 9 in left and right to move outward, so that impulse force Transmission plate 9 and the impact of impulse force bearing plate 12 are touched, and impact force is transferred to two by 9 cargo impulse force bearing plate 12 of impulse force transmission plate Grade buffer unit, 12 stress of impulse force bearing plate are elapsed together with sliding buffer bar 13 and frustum buffer board 14, and 14 grams of frustum buffer board The elastic force for taking level 2 buffering spring 15 moves to left and passes through detent plagiocephaly plate 21, and the deformation stroke of level 2 buffering spring 15 is enough to make electricity Terraced carriage 1 falls to minimum point, and there is no impact force after lift car 1 falls to minimum point, level 2 buffering spring 15 is sprung back Frustum buffer board 14 is pushed to move to right, when frustum buffer board 14, which is moved to, to be contacted with detent plagiocephaly plate 21, due to frustum buffer board The long side wall of 14 long side wall for having side edge to be higher than detent plagiocephaly plate 21, detent plagiocephaly plate 21 generates frustum buffer board 14 Detent effect, prevents frustum buffer board 14 from continuing to move to right, i.e., impulse force bearing plate 12 can not be contacted with impulse force transmission plate 9 again, by two The screen resilience of grade buffer spring 15 can not be passed back to first-level buffer device by impulse force bearing plate 12 and the contact of impulse force transmission plate 9, Want to work as largely to be stranded in secondary buffer device in the impact force of used during elevator falling to be digested, and telescopic spring bar 4 is elastic force Lesser spring supporting bar, provides smaller screen resilience and bearing plate 3 is pushed to rise reset, thus can avoid passenger by buffer unit Whole impact forces, reduce passenger's injury probability；

When regulating device resets, since level 2 buffering spring 15 is still compressive state, adjusted by adjusting the rotation of bull stick 25 Screw rod 17 is dropped back, and is restored level 2 buffering spring 15 to more relaxed state, impulse force bearing plate 12 is rotated, so that frustum buffer board The detent plagiocephaly plate 21 of reseting groove 24 and upper and lower two sides on 14 is opposite, and frustum buffer board 14 is enabled to reform into detent The right side of plagiocephaly plate 21, rotational impulse bearing plate 12 makes reseting groove 24 and detent plagiocephaly plate 21 wrong after frustum buffer board 14 resets It opens, is then holding out against level 2 buffering spring 15 by adjusting the rotation propulsion of adjusting screw rod 17 of bull stick 25.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (6)

1. a kind of fall arrest buffer unit of intelligent elevator, including lift car (1), it is characterised in that: the lift car (1) Bottom installation settings have first-level buffer device, be symmetrically arranged at left and right sides of the first-level buffer device level 2 buffering dress It sets；

The first-level buffer device includes the buffering pedestal (2) for being installed on elevator pit bottom, it is described buffering pedestal (2) just on Side is provided with bearing plate (3), is connected between the bearing plate (3) and buffering pedestal (2) by telescopic spring bar (4) support, institute It states and is provided with alarm button (5) at the top of buffering pedestal (2), the bottom of the bearing plate (3) can trigger report when being provided with pushing The small telescopic rod (6) of button (5) is warned, is hinged with lower buffering connecting rod (7), the pressure-bearing at left and right sides of the buffering pedestal (2) Buffering connecting rod (8), the lower buffering connecting rod (7) of the left and right sides and upper buffering connecting rod (8) are hinged at left and right sides of plate (3) It is mutually connected by a hinge close to one end, the lower buffering connecting rod (7) and upper buffering connecting rod (8) are mutually close to folding at the hinge of one end Conjunction is hinged with impulse force transmission plate (9), and impulse force transmission plate (9) contact surface is towards the outside of first-level buffer device；

The secondary buffer device includes the installation pedestal (10) for being installed on elevator pit bottom, and the installation pedestal (10) is separate First-level buffer device one side wall offers buffering installation major trough (11), and the installation pedestal (10) is close to first-level buffer device side It is provided with the impulse force bearing plate (12) opposite with impulse force transmission plate (9), the impulse force bearing plate (12) is close to installation pedestal (10) One side wall is connected with sliding buffer bar (13), and it is major trough (11) and affixed that buffering installation is protruded into the left end of sliding buffer bar (13) Have frustum buffer board (14), is provided with level 2 buffering spring (15), the level 2 buffering on the left of the frustum buffer board (14) The left side of spring (15), which abuts to be provided with, adjusts top plate (16), and the left side wall for adjusting top plate (16) is connected with adjusting screw rod (17), the left side wall of the installation pedestal (10) is provided with the slot end cap for being covered in buffering installation major trough (11) left-hand notch (18), the adjusting screw rod (17) is spirally connected at the side wall center for being set to slot end cap (18), buffering installation major trough (11) Top and bottom are symmetrically arranged with detent mounting groove (19), and the inner cavity of the detent mounting groove (19) is provided with screens spring (20) With detent plagiocephaly plate (21), the screens spring (20) abuts depth direction bottom and the detent for being set to detent mounting groove (19) Between the butt end of plagiocephaly plate (21), the plagiocephaly end of the detent plagiocephaly plate (21) is protruded into buffering installation major trough (11) and is connected to On the conical sidewall of frustum buffer board (14).

2. a kind of fall arrest buffer unit of intelligent elevator according to claim 1, it is characterised in that: the alarm button (5) it is electrically connected with extraneous warning device.

3. a kind of fall arrest buffer unit of intelligent elevator according to claim 1, it is characterised in that: the bearing plate (3) top surface is provided with vulcanie backing plate (22).

4. a kind of fall arrest buffer unit of intelligent elevator according to claim 1, it is characterised in that: the installation pedestal (10) close to being provided with limiting cushion block (23) in the one side wall of impulse force bearing plate (12), the limiting cushion block (23) is symmetrically distributed in Slide the two sides up and down of buffer bar (13).

5. a kind of fall arrest buffer unit of intelligent elevator according to claim 1, it is characterised in that: the frustum buffering The edge of plate (14) symmetrically offers the reseting groove (24) matched with detent plagiocephaly plate (21) plagiocephaly end.

6. a kind of fall arrest buffer unit of intelligent elevator according to claim 1, it is characterised in that: the adjusting screw rod (17) outboard end, which is radially interspersed with, adjusts bull stick (25).