CN109230940A - Protective carriage buffer unit in a kind of elevator of high safety - Google Patents

Protective carriage buffer unit in a kind of elevator of high safety Download PDF

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Publication number
CN109230940A
CN109230940A CN201811113532.0A CN201811113532A CN109230940A CN 109230940 A CN109230940 A CN 109230940A CN 201811113532 A CN201811113532 A CN 201811113532A CN 109230940 A CN109230940 A CN 109230940A
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China
Prior art keywords
vertical guide
rack gear
gear
layer
elevator
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CN201811113532.0A
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Chinese (zh)
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CN109230940B (en
Inventor
江斌华
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Fujian Beida Hi Tech Development Co Ltd
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Fujian Beida Hi Tech Development Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/28Buffer-stops for cars, cages, or skips
    • B66B5/282Structure thereof

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  • Types And Forms Of Lifts (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

The present invention proposes protective carriage buffer unit in a kind of elevator of high safety, and bumper bracket includes that four correspondences are divided into the elastomeric support column of four corners in elevator bottom, and the attachment beam being connected between adjacent spring support column;Protective buffering device includes the upper buffer layer in top, and is below and between upper buffer layer with the bottom breaker in gap;Upper buffer layer includes the elastic web layer in top, the spongy layer below elastic web layer, the elastic air cushion layer below spongy layer, and the splendid attire frame of splendid attire elastic web layer, spongy layer and elastic air cushion layer;Bottom breaker includes the elastic water subfill for being loaded with water;After the different buffer stage of three steps, the impact force of human body is effectively buffered, and human body finally steadily rests on elastic web layer, it is ensured that personnel's personal safety.First sector notch and the second sector notch gradually broaden from the bottom to top can enter the first sector notch and the second sector notch convenient for hook part and deviate from from the two downwards.

Description

Protective carriage buffer unit in a kind of elevator of high safety
Present patent application is the divisional application of Chinese Patent Application No. 201710252691.8, the application number of original application It is 201710252691.8, the applying date is on 04 18th, 2017, protective carriage buffering in a kind of entitled elevator Device.
Technical field
The present invention relates to elevators fields, and in particular to protective carriage buffer unit in a kind of elevator of high safety.
Background technique
Vertical lift elevator is widely used as Architectural Equipment common in people's daily life, in actual use process In, the personnel such as elevator service personnel or passenger can cause high casualty rate because crashing into elevator accidentally.
In consideration of it, inventor furthers investigate the above problem, there is this case generation then.
Summary of the invention
The personnel to fall in elevator can be carried out effectively smoothly buffering the purpose of the present invention is to provide a kind of, really Protect personal safety, protective carriage buffer unit in the elevator of practical high safety.
In order to achieve the above object, the present invention uses such technical solution:
Protective carriage buffer unit in a kind of elevator of high safety, including carriage;It further include being set to elevator shaft bottom The buffer gear in portion;The buffer gear includes the bumper bracket buffered to the carriage, and to falling object in elevator into The protective buffering device of row buffering;The bumper bracket includes the elasticity branch that four correspondences are divided into the corner of elevator bottom four Dagger, and the attachment beam being connected between adjacent spring support column;The protective buffering device includes the upper buffering in top Layer, and be below and between upper buffer layer with the bottom breaker in gap;The upper buffer layer includes the bullet in top Property stratum reticulare, the spongy layer below elastic web layer, the elastic air cushion layer below spongy layer, and contain elastic web layer, The splendid attire frame of spongy layer and elastic air cushion layer;The bottom breaker includes the elastic water subfill for being loaded with water;
The splendid attire frame includes four vertical supporting bars corresponding with each elastomeric support column respectively, and is connected to phase Horizontal brace rod between adjacent vertical supporting bar;The horizontal brace rod include in top it is corresponding with the spongy layer on Connecting rod, and be below and be connected to vertical supporting bar lower end lower connecting rod corresponding with the elastic air cushion layer;Institute The side for stating elastic air cushion layer, which is formed with, matches the card slot being caught in for the lower connecting rod;The elastic air cushion layer includes being in institute The upper air cushion portion above card slot is stated, and protrudes downward from the lower air cushion portion for containing frame below the card slot;Under described There is gap between air cushion portion and the elastic water subfill;
The spongy layer includes elastic mesh bag and multiple sponge blocks being filled in elastic mesh bag;
The elastomeric support column includes the outer cylinder for being fixed on elevator bottom, is sheathed in outer cylinder and stretches out upwards interior Cylinder, and it is located at the support spring in inner cylinder lower end and outer cylinder between bottom;The top of the inner cylinder is equipped under confession and falls on elevator The buffering switch of the carriage triggering of bottom;Buffering switch include be articulated on the inner cylinder side wall and perpendicular to The crotch and card handle swung in the perpendicular of elevator inner sidewall;The crotch is in outside the inner cylinder and including court obliquely The shank portion that corresponding elevator inner sidewall direction extends, and be bent and be upturned towards corresponding elevator inner sidewall direction Hook portion;The card handle is in the inner cylinder and extends downwardly along the inner sidewall of the inner cylinder;The crotch and card handle pass through band There are the articulated parts of horizontal rotating shaft to be articulated with the inner cylinder, the crotch and card handle are fixedly connected with the articulated parts Together, the angle of the shank portion and card handle is acute angle, and the horizontal rotating shaft is equipped with the driving card handle and the inner cylinder The torsional spring that compresses of inner sidewall, the inner cylinder is formed with the pivoted hole for accommodating the articulated parts and being articulated with articulated parts;
The attachment beam is connected to the top of the inner cylinder;The attachment beam includes the upper attachment beam in top, and place Lower attachment beam in lower section;
The upper buffer layer is equipped with bogey;The bogey includes the upper bogey in top, is in The lower bogey of lower section and at least two it is connected to vertical guide rod between the upper attachment beam and lower attachment beam;
The upper bogey includes the first rack gear being in below the upper attachment beam in parallel, and at least two correspond Sliding sleeve is set to the first gear matched on the vertical guide rod and with the first rack gear, and at least two one-to-one correspondence are sheathed on Elastic support phase answers the first pressure spring of first gear on the vertical guide rod and upwards, at least two correspond it is fixed described in It supports on vertical guide rod and upwards the first of the first pressure spring and supports block, and be set to first rack gear one end the first rack gear of driving to another The first mobile drive block of one end;First rack gear has first end corresponding with first drive block and far from first There is gap, first tooth between the elastomeric support column corresponding to the second end of drive block, the second end and this end Item is equipped with the first connecting portion part of support between the first gear and corresponding first pressure spring;The first connecting portion Part include sliding be arranged with the first connector sleeve on the corresponding vertical guide rod, and by matching below first rack gear around to The first sliding sleeve of sliding is matched above first rack gear and with the first rack gear;It slides on the surface of first rack gear and described first The first reply tension spring is connected between the outer surface of dynamic set;First drive block is formed with corresponding with the first end Vertical guide planes on one, on first below vertical guide planes and towards first extended below first rack gear obliquely tiltedly To guide surface, and below the first oblique guide surface with first on the parallel first time vertical guide planes of vertical guide planes; Vertical guide planes are formed with vertical guide convex rail on vertically extending first on described first, and the first oblique guide surface is formed Have extend along the first oblique guide surface extending direction and with first on the first oblique guiding for connecting of vertical guide convex rail lower end it is convex Rail, the described first lower vertical guide planes are formed with vertically extending and connect with the first oblique guide convex rail lower end first lower vertical Guide convex rail;The first end be formed with described first on vertical guide convex rail, the first oblique guide convex rail and first lower perpendicular The the first guiding groove matched to guide convex rail;The first gear is formed with the first sector notch;
The lower bogey includes supporting below block and parallel with first rack gear the in each described first Two rack gears, at least two one-to-one correspondence sliding sleeves are set to the second tooth matched on the vertical guide rod and with the second rack gear Wheel, at least two one-to-one correspondence are sheathed on the vertical guide rod and elastic support phase answers the second of second gear to press upwards Spring, at least two one-to-one correspondence, which are fixed on the vertical guide rod and support the second of the second pressure spring upwards, supports block, and is set to The second drive block that second rack gear one end drives the second rack gear mobile to the other end;Second rack gear has to be driven with described second 4th end at the corresponding third end of motion block and separate second drive block, the 4th end are propped up with the elasticity corresponding to this end There is gap, second rack gear is equipped with support between the second gear and corresponding second pressure spring between dagger Second connecting portion part;The second connecting portion part includes sliding the second connector sleeve being arranged on the corresponding vertical guide rod, With the second sliding sleeve for matching sliding by matching below second rack gear around to the second rack gear top and with the second rack gear;Institute It states and is connected with the second reply tension spring between the surface of the second rack gear and the outer surface of second sliding sleeve;Second drive block Be formed with vertical guide planes on the third end corresponding second, on second below vertical guide planes and towards described the The the second oblique guide surface extended below two rack gears obliquely, and below the second oblique guide surface with second on be vertically oriented to The second parallel lower vertical guide planes of face;Vertical guide planes are formed on vertically extending second and are vertically oriented on described second Protruding rail, the second oblique guide surface be formed with extend along the second oblique guide surface extending direction and with second on be vertically oriented to it is convex The second oblique guide convex rail that rail lower end connects, the described second lower vertical guide planes are formed with vertically extending and oblique lead with second Vertical guide convex rail under second to connect to protruding rail lower end;The third end be formed with described second on vertical guide convex rail, The second guiding groove that vertical guide convex rail matches under second oblique guide convex rail and second;The second gear be formed with The first sector notch size is identical with angle and upper and lower corresponding second sector notch;
It is described contain frame every side further include at least two it is setting up and down and with corresponding upper connecting rod and lower connecting rod Each vertical guide rod of the suspension parts being fixedly connected, the suspension parts and corresponding side corresponds, the suspension part The upper end of part is equipped with the hook part for extending and hanging in this first gear towards the corresponding first gear;The hook The projection of component in the horizontal plane is in the hook part and institute using the corresponding vertical guide rod axle center as the sector in the center of circle The first sector notch is stated to be staggered, the hook part than first sector notch closer to the first end, described first Gear has outside the interval scallop between the hook part and first sector notch, the interval scallop Arc length is identical as the projected length of the described first oblique guide surface in the horizontal plane, and the angle of the hook part is less than described First sector notch and the second sector notch;
The elasticity water subfill includes the main bed course portion for being below with elevator bottom flat contact and containing water, and is set It is upwardly extended in main bed course portion top edge and contains the secondary bed course portion of air;The pair bed course portion is connected to main mat layer portion, And separate layer is equipped between the secondary bed course portion and main mat layer portion;The separate layer is laid with multiple permeable holes;
The bottom margin of the carriage is supported equipped with lower extension corresponding with the top in each shank portion is extended downwardly Plate;
First sector notch and the second sector notch gradually broaden from the bottom to top.
The angle of the first oblique guide surface and the second oblique guide surface and horizontal plane is 30-60 °.
The secondary bed course portion being respectively at immediately below each lower attachment beam including four, the secondary bed course of adjacent two The angle in portion is formed with the accommodating gap for accommodating the outer cylinder.
After adopting the above technical scheme, protective carriage buffer unit in the elevator of high safety of the invention, in reality In the use process of border, the side wall of elevator lower part is formed with the hook groove of corresponding accommodating hook portion, and bumper bracket can fall on elevator under The carriage of bottom is buffered, and carriage is made to come to a complete stop, and protective buffering device can buffer the objects such as the people to fall in elevator, The objects such as the people to fall are protected.Specifically when carriage will fall on elevator shaft bottom portion down, plate is supported in lower extension to be supported The top for withstanding on shank portion continues to fall with carriage, and shank portion drives hook portion that the torsion of torsional spring is overcome to overturn gradually downward Close to the inner cylinder at place, make the hook groove on crotch abjection elevator, after plate is supported in extension to be resisted against at hook portion completely, buffering is opened It closes and opens, inner cylinder carries out elastic buffer support to carriage using the support spring in outer cylinder and by crotch, makes carriage gradually It comes to a complete stop;When staff or passenger repaired to elevator etc. falls elevator due to accidentally, crotch is caught in using hook portion Blocked in the hook groove of elevator, shank portion carries out upward support and card handle and is stuck on the inside of inner cylinder to be limited, make to flexibly support Column is temporarily lost with elasticity and carries out powerful support to upper buffer layer, and elastic web layer, spongy layer and elastic air cushion layer carry out human body First step buffering, in first step buffering course, the suspension parts for containing frame are downward to each first gear using each hook part Pressure, using the first rack gear of the first connector sleeve drive, vertically guide rod compresses downwards the first pressure spring, the first rack gear to first gear With guide convex rail vertical on first the vertical guide planes slide downward along first is matched by the first guiding groove, utilizes each the One pressure spring carries out auxiliary buffering to human body, relies on the first guiding groove and first when the first rack gear slips over vertical guide planes on first Oblique guide convex rail matches when sliding gradually downward along the first oblique guide surface, and the first oblique guide surface is gradually to the first rack gear It being pushed to its second extreme direction, each first gear rotation of the first rack drives, hook part is moved closer to the first sector notch, It matches when the first rack gear slips over vertical guide convex rail under the first oblique guide surface is oriented to groove with first by first along first When lower vertical guide planes slide downward, hook part it is corresponding with the first sector notch and fall off from first gear hang over it is opposite In the second gear answered, falling off from first gear, it is excessive to can effectively avoid the initial impact force of human body, and bounce is excessive makes Additional injury after adult body rebound;Next enter second step to buffer, the suspension parts for containing frame utilize each hook part pair Each second gear presses downwards, and using the second rack gear of the second connector sleeve drive, vertically guide rod compresses downwards second to second gear Pressure spring, it is downward that the second rack gear by the second guiding groove with guide convex rail vertical on second matches the vertical guide planes along second Sliding carries out second auxiliary to human body using each second pressure spring and buffers, when the second rack gear slip on second vertical guide planes according to By second guiding groove matched with the second oblique guide convex rail slided gradually downward along the second oblique guide surface when, second is oblique Guide surface gradually pushes the second rack gear to its 4th extreme direction, each second gear rotation of the second rack drives, hook part with Second sector notch moves closer to, vertical under the first rack gear slips over the second oblique guide surface by the second guiding groove and second When guide convex rail is matched along the second lower vertical guide planes slide downward, hook part is corresponding with the second sector notch from second It falls off on gear and makes entirely to go up to fall on bottom breaker under buffer layer, human body can be further avoided by falling off from second gear Impact force is excessive, and the excessive additional injury caused after human body rebound of bounce, carries out third step buffering, buffers in this third step In, the lower air cushion portion of elastic air cushion layer carries out the flexible of uniform comprehensive engagement to the main bed course portion of elastic water subfill and presses, main pad Layer portion flexible deformation and upper buffer layer and human body are buffered, while the water in main bed course portion can pass through permeable hole and gradually into Enter in secondary bed course portion, permeable hole can delay water flow to enter in secondary bed course portion the elasticity to enhance elastic water subfill and extend elasticity to release The time is put, to achieve the effect that effectively to buffer upper buffer layer and human body, after impact, into secondary bed course portion Water can be flowed back into again in main bed course portion by permeable hole.After the different buffer stage of three steps, the impact force of human body is effective Buffering, human body finally steadily rest on elastic web layer, it is ensured that personnel's personal safety.First sector notch and the second sector notch It gradually broadens from the bottom to top.This structure can enter the first sector notch and the second sector notch convenient for hook part and downwards from two Person's abjection.Compared with prior art, protective carriage buffer unit in the elevator of high safety of the invention, can be to falling Personnel in elevator effectively smoothly buffer, it is ensured that personal safety, it is practical.
Detailed description of the invention
Fig. 1 is local overlooking structural schematic diagram of the invention;
Fig. 2 is the first use state partial structural diagram of the invention;
Fig. 3 is the second use state partial structural diagram of the invention;
Fig. 4 is first partial schematic cross-sectional view of the invention;
Fig. 5 is the second local schematic cross-sectional view of the invention;
Fig. 6 is first partial structural schematic diagram of the invention;
Fig. 7 is the second partial structural diagram of the invention;
Fig. 8 is third partial structural diagram of the invention;
Fig. 9 is the 4th partial structural diagram of the invention;
Figure 10 is the 5th partial structural diagram of the invention;
Figure 11 is the 6th partial structural diagram of the invention;
Figure 12 is the overlooking structure diagram of elastic water subfill;
Figure 13 is the present invention looks up structural representation of carriage.
In figure:
Extend under 1- carriage 11- and supports plate
2- bumper bracket 21- elastomeric support column 211- outer cylinder 212- inner cylinder 2121- the first barrel the second barrel of 2122- 213- support spring 214- buffers switch 2141- crotch 21411- shank portion 21412- hook portion 2142- card handle 2143- pivot Attachment beam under attachment beam 222- on relay part 21431- horizontal rotating shaft 22- attachment beam 221-
Buffer layer 311- elastic web layer 312- spongy layer 313- elastic air cushion layer on 3- protective buffering device 31- Air cushion portion 314- contains frame 3141- vertical supporting bar 3142- level company under air cushion portion 3133- on 3131- card slot 3132- Extension bar 31421- upper connecting rod 31422- lower connecting rod 315- suspension parts 3151- hook part 32- bottom breaker The main bed course portion 322- pair bed course portion 323- separate layer of 321-
Upper the first rack gear of the bogey 41- 411- first end 412- second end 413- first connecting portion part 4131- of 4- First the first sliding sleeve of connector sleeve 4132- 4133- first replys tension spring 414- first and is oriented to groove 42- first gear Arc-shaped the first pressure spring of the burr 43- 44- first of the first sector notch of 421- 422- first supports the first drive block of block 45- The oblique guide surface 4521- first of vertical guide convex rail 452- first is oblique on vertical guide planes 4511- first on 451- first Vertical guide convex rail under the lower vertical guide planes 4531- first of guide convex rail 453- first
The 4th end 513- second connecting portion part 5131- of the second rack gear of bogey 51- 511- third end 512- under 5- Second the second sliding sleeve of connector sleeve 5132- 5133- second replys tension spring 514- second and is oriented to groove 52- second gear Arc-shaped the second pressure spring of the burr 53- 54- second of the second sector notch of 521- 522- second supports the second drive block of block 55- The oblique guide surface 5521- second of vertical guide convex rail 552- second is oblique on vertical guide planes 5511- second on 551- second Vertical guide convex rail under the lower vertical guide planes 5531- second of guide convex rail 553- second
The vertical guide rod 7- elevator 71- hook groove of 6-.
Specific embodiment
In order to further explain the technical solution of the present invention, being described in detail below by specific embodiment.
Protective carriage buffer unit in a kind of elevator of high safety of the invention, as shown in figures 1-13, including sedan-chair Compartment 1.
The invention also includes the buffer gears for being set to 7 bottom of elevator;Buffer gear include carriage 1 is buffered it is slow Frame 2 is rushed, and to the protective buffering device 3 that falling object in elevator 7 is buffered;Bumper bracket 2 includes that four correspondences are divided into electricity The elastomeric support column 21 of 7 four corners in bottom of stair shaft, and the attachment beam 22 being connected between adjacent spring support column 21;Protection Buffer unit 3 includes the upper buffer layer 31 in top, and is below and has the lower slow of gap between upper buffer layer 31 Rush layer 32;Upper buffer layer 31 includes the elastic web layer 311 in top, the spongy layer 312 in 311 lower section of elastic web layer, place Elastic air cushion layer 313 in 312 lower section of spongy layer, and contain elastic web layer 311, spongy layer 312 and elastic air cushion layer 313 Contain frame 314;Bottom breaker 32 includes the elastic water subfill for being loaded with water;
Containing frame 314 includes four vertical supporting bars 3141 corresponding with each elastomeric support column 21 respectively, and is connected to Horizontal brace rod 3142 between adjacent vertical supporting bar 3141;Horizontal brace rod 3142 includes in top and spongy layer 312 Corresponding upper connecting rod 31421, and it is below that be connected to 3141 lower end of vertical supporting bar corresponding with elastic air cushion layer 313 Lower connecting rod 31422;The side of elastic air cushion layer 313, which is formed with, matches the card slot 3131 being caught in for lower connecting rod 31422;Bullet Property air cushion layer 313 include the upper air cushion portion 3132 in the top of card slot 3131, and Sheng is protruded downward from below card slot 3131 Shelve 314 lower air cushion portion 3133;There is gap between lower air cushion portion 3133 and elastic water subfill;
Spongy layer 312 includes elastic mesh bag and multiple sponge blocks being filled in elastic mesh bag;
Elastomeric support column 21 includes the outer cylinder 211 for being fixed on 7 bottom of elevator, is sheathed in outer cylinder 211 and stretches out upwards Inner cylinder 212, and be located at the support spring 213 in 212 lower end of inner cylinder and outer cylinder 211 between bottom;The top of inner cylinder 212 is set The buffering switch 214 for thering is the carriage 1 for falling on 7 bottom of elevator under supplying to trigger;Buffering switch 214 includes being articulated in 212 side of inner cylinder The crotch 2141 and card handle 2142 swung on wall and in the perpendicular perpendicular to 7 inner sidewall of elevator;Crotch 2141 is in Inner cylinder 212 is outer and the shank portion 21411 including extending obliquely towards corresponding 7 inner sidewall direction of elevator, and towards corresponding electricity The hook portion 21412 that 7 inner sidewall direction of stair shaft is bent and is upturned;Card handle 2142 is in inner cylinder 212 and along inner cylinder 212 Side wall extends downwardly;Crotch 2141 and card handle 2142 pass through articulated parts 2143 and 212 pivot of inner cylinder with horizontal rotating shaft 21431 It is connected together, crotch 2141 and card handle 2142 are fixed together with articulated parts 2143, shank portion 21411 and card handle 2142 Angle be acute angle, horizontal rotating shaft 21431 is equipped with the torsional spring that the inner sidewall of driving card handle 2142 and inner cylinder 212 compresses, inner cylinder 212 pivoted holes for being formed with accommodating articulated parts 2143 and being articulated with articulated parts 2143;
Attachment beam 22 is connected to the top of inner cylinder 212;Attachment beam 22 includes the upper attachment beam 221 in top, and is in The lower attachment beam 222 of lower section;
Upper buffer layer 31 is equipped with bogey;Bogey includes the upper bogey 4 in top, is below Lower bogey 5 and at least two it is connected to vertical guide rod 6 between attachment beam 221 and lower attachment beam 222;
Upper bogey 4 includes the first rack gear 41 in parallel in upper 221 lower section of attachment beam, and at least two correspond cunning The dynamic first gear 42 for being sheathed on vertical guide rod 6 and matching with the first rack gear 41, at least two one-to-one correspondence are sheathed on On vertical guide rod 6 and upward elastic support phase answers the first pressure spring 43 of first gear 42, and at least two one-to-one correspondence are fixed perpendicular It on guide rod 6 and supports the first of the first pressure spring 43 upwards and supports block 44, and be set to 41 one end of the first rack gear and drive the first tooth First drive block 45 mobile to the other end of item 41;First rack gear 41 has first end 411 corresponding with the first drive block 45 With the second end 412 far from the first drive block 45, between having between elastomeric support column 21 corresponding to second end 412 and this end Gap, the first rack gear 41 are equipped with the first connecting portion part 413 of support between first gear 42 and corresponding first pressure spring 43;First Connecting component 413 include sliding be arranged with the first connector sleeve 4131 on corresponding vertical guide rod 6, and by 41 lower section of the first rack gear Match the first sliding sleeve 4132 that sliding is matched around to 41 top of the first rack gear and with the first rack gear 41;The table of first rack gear 41 The first reply tension spring 4133 is connected between face and the outer surface of the first sliding sleeve 4132;First drive block 45 is formed with and first Vertical guide planes 451 on 411 corresponding first are held, 451 lower section of vertical guide planes and towards under the first rack gear 41 on first The first oblique guide surface 452 that side extends obliquely, and the vertical guide planes on the first oblique 452 lower section of guide surface and first 451 parallel first lower vertical guide planes 453;Vertical guide planes 451 are formed on vertically extending first vertically on first Guide convex rail 4511, the first oblique guide surface 452 be formed with extend along the first oblique 452 extending direction of guide surface and with first on The first oblique guide convex rail 4521 that vertical 4511 lower end of guide convex rail connects, the first lower vertical guide planes 453 are formed with vertically Extend and connect with the first oblique 4521 lower end of guide convex rail first under vertical guide convex rail 4531;First end 411 is formed with It is matched with vertical guide convex rail 4531 under guide convex rail 4511 vertical on first, the first oblique guide convex rail 4521 and first First guiding groove 414;First gear 42 is formed with the first sector notch 421;
Lower bogey 5 includes supporting 44 lower section of block and second rack gear parallel with the first rack gear 41 in each first 51, at least two one-to-one correspondence sliding sleeves are set to the second gear 52 matched on vertical guide rod 6 and with the second rack gear 51, until Few two one-to-one correspondence are sheathed on vertical guide rod 6 and elastic support phase answers the second pressure spring 53 of second gear 52 upwards, until Few two one-to-one correspondence, which are fixed on vertical guide rod 6 and support the second of the second pressure spring 53 upwards, supports block 54, and is set to second The second drive block 55 that 51 one end of rack gear drives the second rack gear 51 mobile to the other end;Second rack gear 51 has and the second drive block 4th end 512 at 55 corresponding third ends 511 and separate second drive block 55, the 4th end 512 and elasticity corresponding to this end There is gap, the second rack gear 51 is equipped with the of support between second gear 52 and corresponding second pressure spring 53 between support column 21 Two connecting components 513;Second connecting portion part 513 includes sliding the second connector sleeve 5131 being arranged on corresponding vertical guide rod 6, With the second sliding sleeve for matching sliding around to 51 top of the second rack gear and with the second rack gear 51 by matching below the second rack gear 51 5132;The second reply tension spring 5133 is connected between the surface of second rack gear 51 and the outer surface of the second sliding sleeve 5132;Second Drive block 55 is formed with vertical guide planes 551 on corresponding with third end 511 second, in vertical guide planes 551 on second Lower section and the second oblique guide surface 552 extended obliquely towards 51 lower section of the second rack gear, and under the second oblique guide surface 552 Side descends vertical guide planes 553 with vertical guide planes 551 are parallel on second second;Vertical guide planes 551 are formed on second Vertical guide convex rail 5511 on vertically extending second, the second oblique guide surface 552 is formed with to be prolonged along the second oblique guide surface 552 The second oblique guide convex rail 5521 that direction extends and connects with 5511 lower end of vertical guide convex rail on second is stretched, second is lower vertical Guide surface 553 be formed with it is vertically extending and connect with the second oblique 5521 lower end of guide convex rail second under vertical guide convex rail 5531;Third end 511 be formed with second on vertical guide convex rail 5511, the second oblique guide convex rail 5521 and second it is lower vertical The second guiding groove 514 that guide convex rail 5531 matches;Second gear 52 is formed with and 421 size of the first sector notch and folder Angle is identical and upper and lower corresponding second sector notch 521;
Contain frame 314 every side further include at least two it is setting up and down and with corresponding upper connecting rod 31421 and lower company Each vertical guide rod 6 of the suspension parts 315 that extension bar 31422 is fixedly connected, suspension parts 315 and corresponding side corresponds, and hangs The upper end for hanging component 315 is equipped with the hook part for extending towards corresponding first gear 42 and hanging in this first gear 42 3151;The projection of hook part 3151 in the horizontal plane is in using corresponding vertical 6 axle center of guide rod as the sector in the center of circle, hook portion Part 3151 is staggered with the first sector notch 421, and 3151 to the first sector notch 421 of hook part is closer to first end 411, and One gear 42 has in the interval scallop between hook part 3151 and the first sector notch 421, is spaced the outer of scallop Arc length is identical as the projected length of the first oblique guide surface 452 in the horizontal plane, and the angle of hook part 3151 is less than first Sector notch 421 and the second sector notch 521;
Elastic water subfill includes being below the main bed course portion 321 that water is contacted and contained with 7 bottom level of elevator, and set It is upwardly extended in main 321 top edge of bed course portion and contains the secondary bed course portion 322 of air;Secondary bed course portion 322 and main bed course portion 321 connect It is logical, and separate layer 323 is equipped between secondary bed course portion 322 and main bed course portion 321;Separate layer 323 is laid with multiple permeable holes;
The bottom margin of carriage 1 supports plate equipped with lower extension corresponding with the top in each shank portion 21411 is extended downwardly 11.In actual use, the side wall of 7 lower part of elevator is formed with the hook groove 71 of corresponding accommodating hook portion 21412 to the present invention, delays It rushes frame 2 and can fall on the carriage 1 of 7 bottom of elevator under and buffer, so that carriage 1 is come to a complete stop, protective buffering device 3 can be to elevator The objects such as the people to fall in 7 buffer, and protect to objects such as the people to fall.Specifically when carriage 1 will fall on electricity down When 7 bottom of stair shaft, plate 11 is supported in lower extension can be supported on the top in shank portion 21411, continue to fall with carriage 1, shank Portion 21411 drives hook portion 21412 that the torsion of torsional spring is overcome to overturn the inner cylinder 212 close to place gradually downward, keeps crotch 2141 de- Hook groove 71 on elevator 7 out, after plate is supported in extension to be resisted against at hook portion 21412 completely, buffering switch 214 is opened, interior Cylinder 212 carries out elastic buffer support to carriage 1 using the support spring 213 in outer cylinder 211 and by crotch 2141, makes carriage 1 Gradually come to a complete stop;When staff or passenger repaired to elevator etc. falls elevator 7 due to accidentally, crotch 2141 is utilized Hook portion 21412 be caught in the hook groove 71 of elevator 7 block, shank portion 21411 carries out in upward support and card handle 2142 be stuck in 212 inside of cylinder is limited, and elastomeric support column 21 is made to be temporarily lost with elasticity and carry out powerful support, elastic network(s) to upper buffer layer 31 313 pairs of layer 311, spongy layer 312 and elastic air cushion layer human body carry out first step buffering, in first step buffering course, contain frame Using each hook part 3151, to each first gear 42, pressure, first gear 42 connect 314 suspension parts 315 using first downwards Female connector 4131 drives the first rack gear 41, and vertically the first pressure spring 43 of compression, the first rack gear 41 are oriented to guide rod 6 by first downwards Groove 414 matches 451 slide downward of vertical guide planes along first with guide convex rail 4511 vertical on first, utilizes each first Pressure spring 43 carries out auxiliary buffering to human body, relies on the first guiding groove when the first rack gear 41 slips over vertical guide planes 451 on first 414 match with the first oblique guide convex rail 4521 when sliding gradually downward along the first oblique guide surface 452, the first oblique guiding Face 452 gradually pushes the first rack gear 41 to its 412 direction of second end, and the first rack gear 41 drives each first gear 42 to rotate, and hangs Hook part 3151 is moved closer to the first sector notch 421, when the first rack gear 41 slips over the first oblique guide surface 452 by first When guiding groove 414 is matched with guide convex rail 4531 vertical under first along the first lower 453 slide downward of vertical guide planes, hook Component 3151 is corresponding with the first sector notch 421 and falls off and is hung in corresponding second gear 52 from first gear 42, Falling off from first gear 42, it is excessive to can effectively avoid the initial impact force of human body, and bounce is excessive cause human body to rebound after Additional injury;Next enter second step to buffer, contain the suspension parts 315 of frame 314 using each hook part 3151 to each the Two gears 52 press downwards, and vertically guide rod 6 is downward using the second rack gear 51 of the second connector sleeve 5131 drive for second gear 52 The second pressure spring 53 is compressed, the second rack gear 51 matches edge with guide convex rail 5511 vertical on second by the second guiding groove 514 551 slide downward of vertical guide planes on second carries out second of auxiliary to human body using each second pressure spring 53 and buffers, when the second tooth Item 51 slips over vertical guide planes 551 on second and the second guiding groove 514 is relied on to match edge with the second oblique guide convex rail 5521 When second oblique guide surface 552 slides gradually downward, the second oblique guide surface 552 is gradually to the second rack gear 51 to its 4th end 512 directions push, and the second rack gear 51 drives each second gear 52 to rotate, and hook part 3151 and the second sector notch 521 are gradually It is close, the vertical guide convex rail under the first rack gear 41 slips over the second oblique guide surface 552 by the second guiding groove 514 and second 5531 match along when 553 slide downward of vertical guide planes, hook part 3151 is corresponding with the second sector notch 521 under second It falls off from second gear 52 and makes entirely to go up to fall under buffer layer 31 on bottom breaker 32, falling off from second gear 52 can be into One step avoids the impact force of human body excessive, and the excessive additional injury caused after human body rebound of bounce, carries out third step buffering, In this third step buffering, the main bed course portion 321 of the elastic water subfill in 3133 pairs of lower air cushion portion of elastic air cushion layer 313 is carried out uniformly The flexible pressure of comprehensive engagement, main 321 flexible deformation of bed course portion and upper buffer layer 31 and human body are buffered, while main bed course Water in portion 321 can pass through permeable hole and progress into secondary bed course portion 322, and permeable hole can delay water flow to enter secondary bed course portion To enhance the elasticity of elastic water subfill and extend elastic release time in 322, have to reach to upper buffer layer 31 and human body The effect of effect buffering can be flowed back into again main bed course portion into the water in secondary bed course portion 322 after impact by permeable hole In 321.After the different buffer stage of three steps, the impact force of human body is effectively buffered, and human body finally steadily rests on elasticity On stratum reticulare 311, it is ensured that personnel's personal safety.
Preferably, the angle of shank portion 21411 and card handle 2142 is 30-60 °.After this structure can ensure that crotch 2141 opens Form suitable angle between inner cylinder 212 and convenient for the performance of the functions such as support upwards of crotch 2141.
Preferably, the first sector notch 421 and the second sector notch 521 gradually broaden from the bottom to top.This structure can be convenient for Hook part 3151 enters the first sector notch 421 and the second sector notch 521 and deviates from from the two downwards.
Preferably, the cross section of inner cylinder 212 is rectangular, has and respectively corresponds corresponding two inner sidewall of corner of elevator 7 First barrel 2121 and the second barrel 2122;Each inner cylinder 212 all has two and is respectively arranged on the first barrel 2121 and second Buffering switch 214 on wall 2122.This structure can make each 214 reasonable layout of buffering switch, active force uniform balance.
Preferably, the angle of the first oblique guide surface 452 and the second oblique guide surface 552 and horizontal plane is 30-60 °.This Structure can ensure that the first rack gear 41 and the second rack gear 51 respectively on the first oblique guide surface 452 and the second oblique guide surface 552 Smooth sliding and the first oblique guide surface 452 and the second oblique guide surface 552 are respectively to the first rack gear 41 and the second rack gear 51 Significant motive force.
Preferably, the upper surface of first gear 42 is formed with multiple first arc-shaped burrs concentric with first gear 42 422;The upper surface of second gear 52 is formed with multiple second arc-shaped burrs 522 concentric with second gear 52;Hook part 3151 lower surface is formed with for matching with the first arc-shaped burr 422 and the second arc-shaped burr 522 and being fastened togather Three-arc shape burr (not shown).The present invention in actual use, when hook part 3151 hangs over first gear 42 When upper, the first arc-shaped 422 snap-fit of burr of the arc-shaped burr of the third of hook part 3151 and first gear 42 is one It rises, makes that the cooperation of hook part 3151 and first gear 42 is more reliable and more stable, is not easy arbitrarily to thread off, and due to each arc-shaped The extending direction of burr is identical as 42 rotation direction of first gear, and hook part 3151 does not influence the rotation of first gear 42; When hook part 3151 is hung in second gear 52, the of the arc-shaped burr of the third of hook part 3151 and second gear 52 Two arc-shaped 522 snap-fits of burr together, keep the cooperation of hook part 3151 and first gear 42 more reliable and more stable, no Easily arbitrarily tripping, and since the extending direction of each arc-shaped burr is identical as 52 rotation direction of second gear, hook part 3151 do not influence the rotation of second gear 52.
Preferably, the cross section of the first arc-shaped burr 422 and the second arc-shaped burr 522 is isosceles triangle.This hair It is bright in actual use, the cross section of the arc-shaped burr of third and the first arc-shaped burr 422 and the second arc-shaped burr 522 be equally isosceles triangle, this structure is more convenient for the arc-shaped burr of third and the first arc-shaped burr 422 and the second circular arc Shape burr 522, which is taken advantage of a situation, to be fastened togather.
The present invention includes four secondary bed course portions 322 being respectively at immediately below each lower attachment beam 222, adjacent two secondary bed courses The angle in portion 322 is formed with the accommodating gap of accommodating outer cylinder 211.This structure can be such that bottom breaker 32 is had with bumper bracket 2 Machine cooperation, overall structure are more compact and reasonable.
Product form of the invention is not limited to this case diagram and embodiment, anyone carries out the appropriate of similar thinking to it Changes or modifications all should be regarded as not departing from patent category of the invention.

Claims (3)

1. protective carriage buffer unit in a kind of elevator of high safety, including carriage;It is characterized by also including be set to The buffer gear of elevator bottom;The buffer gear includes the bumper bracket buffered to the carriage, and in elevator The protective buffering device that falling object is buffered;The bumper bracket includes that four correspondences are divided into the corner of elevator bottom four Elastomeric support column, and the attachment beam being connected between adjacent spring support column;The protective buffering device includes being in top Upper buffer layer, and be below and between upper buffer layer with gap bottom breaker;The upper buffer layer includes being in The elastic web layer of top, the spongy layer below elastic web layer, the elastic air cushion layer below spongy layer, and contain bullet The splendid attire frame of property stratum reticulare, spongy layer and elastic air cushion layer;The bottom breaker includes the elastic water subfill for being loaded with water;
The splendid attire frame includes four vertical supporting bars corresponding with each elastomeric support column respectively, and is connected to adjacent perpendicular To the horizontal brace rod between support rod;The horizontal brace rod includes being in top upper connection corresponding with the spongy layer Bar, and be below and be connected to vertical supporting bar lower end lower connecting rod corresponding with the elastic air cushion layer;The bullet Property air cushion layer side be formed with and match the card slot that is caught in for the lower connecting rod;The elastic air cushion layer includes being in the card Upper air cushion portion above slot, and the lower air cushion portion for containing frame is protruded downward from below the card slot;The lower air cushion There is gap between portion and the elastic water subfill;
The spongy layer includes elastic mesh bag and multiple sponge blocks being filled in elastic mesh bag;
The elastomeric support column includes the outer cylinder for being fixed on elevator bottom, is sheathed on the inner cylinder stretched out in outer cylinder and upwards, and It is located at the support spring in inner cylinder lower end and outer cylinder between bottom;The top of the inner cylinder is equipped under confession and falls on elevator shaft bottom portion The carriage triggering buffering switch;The buffering switch includes being articulated on the inner cylinder side wall and perpendicular to elevator The crotch and card handle swung in the perpendicular of inner sidewall;The crotch is in outside the inner cylinder and including obliquely towards corresponding The shank portion that elevator inner sidewall direction extends, and the hook portion for being bent and being upturned towards corresponding elevator inner sidewall direction; The card handle is in the inner cylinder and extends downwardly along the inner sidewall of the inner cylinder;The crotch and card handle pass through with level The articulated parts of shaft are articulated with the inner cylinder, and the crotch and card handle and the articulated parts are fixedly connected on one It rises, the angle of the shank portion and card handle is acute angle, and the horizontal rotating shaft is equipped with the interior of the driving card handle and the inner cylinder The torsional spring that side wall compresses, the inner cylinder are formed with the pivoted hole for accommodating the articulated parts and being articulated with articulated parts;
The attachment beam is connected to the top of the inner cylinder;The attachment beam includes the upper attachment beam in top, and is in down The lower attachment beam of side;
The upper buffer layer is equipped with bogey;The bogey includes the upper bogey in top, is below Lower bogey and at least two be connected to vertical guide rod between the upper attachment beam and lower attachment beam;
The upper bogey includes that the first rack gear below the upper attachment beam, at least two one-to-one correspondence slide in parallel It is sheathed on the first gear matched on the vertical guide rod and with the first rack gear, at least two one-to-one correspondence are sheathed on described On vertical guide rod and upward elastic support phase answers the first pressure spring of first gear, and at least two one-to-one correspondence are fixed described vertical It on guide rod and supports the first of the first pressure spring upwards and supports block, and be set to first rack gear one end and drive the first rack gear to the other end The first mobile drive block;First rack gear has first end corresponding with first drive block and far from the first driving There is gap, first rack gear is matched between the elastomeric support column corresponding to the second end of block, the second end and this end First connecting portion part equipped with support between the first gear and corresponding first pressure spring;First connecting portion part packet The first connector sleeve for sliding and being arranged on the corresponding vertical guide rod is included, and by matching below first rack gear around to first The first sliding sleeve of sliding is matched above rack gear and with the first rack gear;The surface of first rack gear and first sliding sleeve Outer surface between be connected with the first reply tension spring;First drive block is formed on corresponding with the first end first Vertical guide planes are led on first below vertical guide planes and towards first extended below first rack gear obliquely is oblique To face, and below the first oblique guide surface with first on the parallel first time vertical guide planes of vertical guide planes;It is described Vertical guide planes are formed with vertical guide convex rail on vertically extending first on first, and the first oblique guide surface is formed with edge The first oblique guide convex rail that first oblique guide surface extending direction extends and connects with guide convex rail lower end vertical on first, institute It states the first lower vertical guide planes and is formed with the first lower vertical guiding that is vertically extending and connecting with the first oblique guide convex rail lower end Protruding rail;The first end be formed with described first on vertically lead under vertical guide convex rail, the first oblique guide convex rail and first The the first guiding groove matched to protruding rail;The first gear is formed with the first sector notch;
The lower bogey includes supporting block lower section and second tooth parallel with first rack gear in each described first Item, at least two one-to-one correspondence sliding sleeves are set to the second gear matched on the vertical guide rod and with the second rack gear, until Few two one-to-one correspondence are sheathed on the vertical guide rod and elastic support phase answers the second pressure spring of second gear upwards, at least It supports on the fixed vertical guide rod of two one-to-one correspondence and upwards the second of the second pressure spring and supports block, and be set to the second rack gear The second drive block that one end drives the second rack gear mobile to the other end;Second rack gear has opposite with second drive block The third end answered and the 4th end far from the second drive block, between the elastomeric support column corresponding to the 4th end and this end With gap, second rack gear is equipped with second connection of the support between the second gear and corresponding second pressure spring Component;The second connecting portion part include sliding be arranged with the second connector sleeve on the corresponding vertical guide rod, and by described Matching matches the second sliding sleeve of sliding around to the second rack gear top and with the second rack gear below second rack gear;Second tooth The second reply tension spring is connected between the surface of item and the outer surface of second sliding sleeve;Second drive block be formed with Vertical guide planes on the third end corresponding second, below vertical guide planes and towards under second rack gear on second The second oblique guide surface that side extends obliquely, and it is parallel with vertical guide planes on second in the second oblique guide surface lower section The second lower vertical guide planes;Vertical guide planes are formed with vertical guide convex rail on vertically extending second, institute on described second State the second oblique guide surface be formed with extend along the second oblique guide surface extending direction and with second on vertical guide convex rail lower end The oblique guide convex rail of second to connect, the described second lower vertical guide planes be formed with it is vertically extending and with the second oblique guide convex rail Lower end connect second under vertical guide convex rail;The third end be formed with described second on vertical guide convex rail, second tiltedly The second guiding groove that vertical guide convex rail matches under to guide convex rail and second;The second gear is formed with and described One sector notch size is identical with angle and upper and lower corresponding second sector notch;
The every side for containing frame further includes at least two setting up and down and fix with corresponding upper connecting rod and lower connecting rod Each vertical guide rod of the suspension parts of connection, the suspension parts and corresponding side corresponds, the suspension parts Upper end is equipped with the hook part for extending and hanging in this first gear towards the corresponding first gear;The hook part Projection in the horizontal plane is in using the corresponding vertical guide rod axle center as the sector in the center of circle, the hook part and described the One sector notch is staggered, and the hook part is than first sector notch closer to the first end, the first gear With in the interval scallop between the hook part and first sector notch, the outer arc length of the interval scallop Degree is identical as the projected length of the described first oblique guide surface in the horizontal plane, and the angle of the hook part is less than described first Sector notch and the second sector notch;
The elasticity water subfill includes the main bed course portion for being below with elevator bottom flat contact and containing water, and is set to master Bed course portion top edge upwardly extends and contains the secondary bed course portion of air;The pair bed course portion is connected to main mat layer portion, and institute It states and is equipped with separate layer between secondary bed course portion and main mat layer portion;The separate layer is laid with multiple permeable holes;
The bottom margin of the carriage supports plate equipped with lower extension corresponding with the top in each shank portion is extended downwardly;
First sector notch and the second sector notch gradually broaden from the bottom to top.
2. protective carriage buffer unit in a kind of elevator of high safety according to claim 1, it is characterised in that: The angle of the first oblique guide surface and the second oblique guide surface and horizontal plane is 30-60 °.
3. protective carriage buffer unit, feature exist in a kind of elevator of high safety according to claim 1 or 2 In: the secondary bed course portion immediately below each lower attachment beam is respectively at including four, the secondary bed course portion of adjacent two Angle is formed with the accommodating gap for accommodating the outer cylinder.
CN201811113532.0A 2017-04-18 2017-04-18 High-safety protective lift car buffer device in lift shaft Active CN109230940B (en)

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CN201710252691.8A CN106829688B (en) 2017-04-18 2017-04-18 Protective car buffer unit in a kind of elevator
CN201811113532.0A CN109230940B (en) 2017-04-18 2017-04-18 High-safety protective lift car buffer device in lift shaft

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CN201811113865.3A Active CN109132780B (en) 2017-04-18 2017-04-18 Protective car buffer in elevator shaft that practicality is strong
CN201710252691.8A Active CN106829688B (en) 2017-04-18 2017-04-18 Protective car buffer unit in a kind of elevator
CN201811113877.6A Active CN109132781B (en) 2017-04-18 2017-04-18 Protective lift car buffer device in elevator shaft capable of achieving stable buffering
CN201811113532.0A Active CN109230940B (en) 2017-04-18 2017-04-18 High-safety protective lift car buffer device in lift shaft
CN201811113524.6A Active CN109132779B (en) 2017-04-18 2017-04-18 Protective car buffer device

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CN201710252691.8A Active CN106829688B (en) 2017-04-18 2017-04-18 Protective car buffer unit in a kind of elevator
CN201811113877.6A Active CN109132781B (en) 2017-04-18 2017-04-18 Protective lift car buffer device in elevator shaft capable of achieving stable buffering

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CN109132780A (en) 2019-01-04
CN106829688A (en) 2017-06-13
CN106829688B (en) 2018-10-26
CN109132779A (en) 2019-01-04
CN109132779B (en) 2020-07-31
CN109230940B (en) 2020-05-12
CN109132781A (en) 2019-01-04
CN109132781B (en) 2020-05-12

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