WO2022141253A1 - Car bottom for elevator with right-angle opening door - Google Patents
Car bottom for elevator with right-angle opening door Download PDFInfo
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- WO2022141253A1 WO2022141253A1 PCT/CN2020/141629 CN2020141629W WO2022141253A1 WO 2022141253 A1 WO2022141253 A1 WO 2022141253A1 CN 2020141629 W CN2020141629 W CN 2020141629W WO 2022141253 A1 WO2022141253 A1 WO 2022141253A1
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- Prior art keywords
- car bottom
- bracket
- counterweight
- elevator
- door
- Prior art date
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- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 8
- 238000013016 damping Methods 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
Definitions
- the utility model belongs to the elevator industry, in particular to a right-angle door elevator car bottom.
- elevators are becoming more and more diverse.
- One type of elevator can only be installed in a very small space due to the size of the hoistway, and the traditional structure of the elevator car frame structure can no longer meet the needs of very small hoistways.
- the purpose of the utility model is to provide a right-angle door elevator car bottom, which has a small overall thickness and can effectively compress the pit space.
- a right-angle door elevator car bottom which is characterized in that: it includes an upper car bottom, a bracket in a shape matching the outer peripheral contour of the upper car bottom, and is connected to the upper car bottom.
- each of the counterweight assemblies includes a bracket, a bolt assembly connected to both ends of the bracket and the lower end surface of the bracket, a plurality of counterweights
- a gap is formed between the bracket and the bracket, each of the counterweight blocks is provided with an installation hole, the bracket is penetrated in the installation hole, and one side surface of the counterweight block is
- a groove on the upper side a mounting bar spanning the groove is provided on the side, the mounting hole is formed between the mounting bar and the groove, and the counterweight assembly is arranged on the Below the rear end portion of the lower end face of the bracket; below the front end portion of the lower end face of the upper car bottom is installed a support foot for preventing the car bottom from overturning;
- the upper car bottom comprises
- the utility model also provides a right-angle door elevator car bottom, which comprises an upper car bottom, a bracket matching the outer peripheral contour of the upper car bottom, and a bracket connected between the bracket and the upper car bottom Car bottom shock-absorbing rubber, and several counterweight assemblies, the side of the upper car bottom close to the elevator car door is the front end, and the side away from the elevator car door is the rear end, and the counterweight assembly is installed on the lower end face of the bracket. rear end.
- each of the counterweight assemblies includes a bracket, a bolt assembly connected to both ends of the bracket and the lower end surface of the bracket, and a plurality of counterweight blocks, and a space between the bracket and the bracket is formed.
- Each of the counterweight blocks is provided with an installation hole, and the bracket is penetrated in the installation hole.
- a groove is formed on one side of the counterweight, and a mounting bar spanning the groove is provided on the side, and the mounting bar and the groove are formed between the mounting bar and the groove. Mounting holes.
- the counterweight assembly is arranged below the rear end of the lower end surface of the bracket.
- a support foot for preventing the car bottom from overturning is installed below the front end of the lower end surface of the upper car bottom.
- the upper car bottom includes a car floor and a support frame
- the support frame is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid.
- a surface extending in the front-rear direction and passing through the center of the upper end surface of the upper platform while being perpendicular to the center of the upper end surface of the upper platform is a center plane, and the elevator platform is symmetrical about the center plane.
- the car bottom further includes a car door sill plate mounted on the front side of the upper car bottom.
- the utility model has the following advantages compared with the prior art: the upper car bottom adopts an ultra-thin design, and rectangular tubes are used as ribs to ensure the strength of the car bottom and fully compress the pit space; Symmetrical design, universal for side door.
- Embodiment 1 is a three-dimensional view of one of the perspectives of the elevator car bottom in Embodiment 1;
- FIG. 4 is a schematic diagram of the connection structure when the bracket and the counterweight block in Embodiment 2 do not fall off;
- FIG. 5 is a schematic diagram of the connection structure when the bracket and the counterweight fall off in the second embodiment.
- the car bottom of the right-angle door elevator includes an upper car bottom 1, a bracket 4 that matches the outer circumference of the upper car bottom 1, and a car bottom connected between the bracket 4 and the upper car bottom 1. Vibration rubber 3, several counterweight assemblies 7, and car door sill plate 2.
- the side of the upper car bottom 1 close to the elevator car door is the front end, and the side away from the elevator car door is the rear end.
- the car door floor sill plate 2 is installed on the front side of the upper car bottom 1.
- Each counterweight assembly 7 includes a bracket 6 , a bolt assembly 8 connected to both ends of the bracket 6 and the lower end surface of the bracket 4 , and a plurality of counterweight blocks 71 .
- a gap is formed between the bracket 6 and the bracket 4 .
- the weight 71 is provided with a mounting hole, and the bracket 6 passes through the mounting hole 73 .
- One side surface of the counterweight block 71 is provided with a groove, and a side surface is provided with a mounting bar 72 spanning the groove, and a mounting hole 73 is formed between the mounting bar 72 and the groove.
- the counterweight assembly 7 is provided below the rear end portion of the lower end surface of the bracket 4 .
- the upper floor 1 includes a floor 11 and a support frame 12, and the support frame 12 is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid.
- a support leg 5 for preventing the car bottom from overturning, and the support leg 5 is fixedly connected to the support frame body 12 through an F-shaped rubber clip 51 .
- the plane extending in the front-rear direction and passing through the center of the upper end surface of the upper car bottom 1 while being perpendicular to the center of the upper end surface of the upper car bottom 1 is the center plane, and the elevator car bottom is symmetrical about the center plane.
- the upper car bottom adopts an ultra-thin design, and rectangular tubes are used as ribs to ensure the strength of the car bottom and fully compress the pit space; 2.
- the car door sill support plate adopts a symmetrical design to achieve universal use when the side door is opened; 3. The use of High-quality shock-absorbing rubber, more comfortable to ride; 4.
- the bracket is welded by thick plate C-shaped bending, and the structure is firm and reliable;
- An adjustable counterweight is used on the side of the door area to adjust the static balance of the car, so that the elevator runs more smoothly.
- the car bottom of the right-angle door elevator includes an upper car bottom 1, a bracket 4 that matches the outer periphery of the upper car bottom 1, and a car bottom connected between the bracket 4 and the upper car bottom 1.
- Shock rubber 3 several counterweight assemblies 7, and car door sill plate 2.
- the side of the upper car bottom 1 close to the elevator car door is the front end, and the side away from the elevator car door is the rear end.
- the car door sill plate 2 is installed on the front side of the upper car bottom 1 .
- Each counterweight assembly 7 includes a bracket 6 , a bolt assembly 8 connected to the middle of the bracket 6 and the lower end surface of the bracket 4 , and a plurality of counterweight blocks 71 , a gap is formed between the bracket 6 and the bracket 4 , and the counterweight blocks 71 is provided with a mounting hole, and the bracket 6 passes through the mounting hole 73 .
- One side surface of the counterweight block 71 is provided with a groove, and a side surface is provided with a mounting bar 72 spanning the groove, and a mounting hole 73 is formed between the mounting bar 72 and the groove.
- the counterweight assembly 7 is provided below the rear end portion of the lower end surface of the bracket 4 .
- the left and right ends of the bracket 6 pass through and the front side is provided with a through chute 61.
- the elevator car bottom also includes a drive screw 62 that is rotatably connected to the bracket 6 and arranged along the left and right directions.
- the block 71 is connected with the drive nut 63 through a quick-connect buckle, the drive motor 65 is connected with the worm gear 64 in a driving manner, the middle part of the drive screw 62 is provided with a middle thread 621 that matches the worm gear 64, and the threads at both ends are respectively connected with the drive nut.
- the driving motor 65 is instructed and rotates rapidly to drive the driving screw 62 to rotate, and then the counterweight 71 moves toward the end of the driving screw 62 with the driving nut 63 until it falls off from the driving screw 62.
- the counterweight 71 falls off After that, it is free-falling, and under the action of the traction rope or guide shoe, the descending speed of the elevator car bottom will be lower than the descending speed of the counterweight 71, so the counterweight 71 first falls to the bottom of the hoistway and pops out the airbag to realize the elevator Overspeed downlink buffer protection.
- the upper floor 1 includes a floor 11 and a support frame 12, and the support frame 12 is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid.
- a support leg 5 for preventing the car bottom from overturning, and the support leg 5 is fixedly connected to the support frame body 12 through an F-shaped rubber clip 51 .
- the plane extending in the front-rear direction and passing through the center of the upper end surface of the upper car bottom 1 while being perpendicular to the center of the upper end surface of the upper car bottom 1 is the center plane, and the elevator car bottom is symmetrical about the center plane.
- the upper car bottom adopts an ultra-thin design, and rectangular tubes are used as ribs to ensure the strength of the car bottom and fully compress the pit space; 2.
- the car door sill support plate adopts a symmetrical design to achieve universal use when the side door is opened; 3. The use of High-quality shock-absorbing rubber, more comfortable to ride; 4.
- the bracket is welded by thick plate C-shaped bending, and the structure is firm and reliable;
- An adjustable counterweight is used on the side of the door area to adjust the static balance of the car, so that the elevator runs more smoothly. 7. Equipped with downlink overspeed protection mechanism to ensure the safety of elevator passengers.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
A car bottom for an elevator with a right-angle opening door. The car bottom comprises an upper car bottom (1), a support frame (4) matching the peripheral contour of the upper car bottom (1), car-bottom damping rubber (3) connected between the support frame (4) and the upper car bottom (1), and a plurality of counterweight assemblies (7), wherein the side of the upper car bottom (1) that is near a car door of an elevator is a front end, the side of the upper car bottom that is away from the car door of the elevator is a rear end, and the counterweight assemblies (7) are mounted at a rear end part of a lower end surface of the support frame (4). An ultra-thin design is used for the upper car bottom, a rectangular pipe is used as a rib to ensure the strength of the car bottom, and the space of a pit is fully compressed. In addition, car-door sill supporting plates are symmetrically designed to realize universality when a side door is opened.
Description
本实用新型属于电梯行业，特别涉及一种直角开门电梯轿底。The utility model belongs to the elevator industry, in particular to a right-angle door elevator car bottom.
随着电梯的日益发展，电梯越来越多样化，其中有一类电梯受井道大小的限制只能安装在极小的空间内，而传统结构的电梯轿架结构已经没办法满足极小井道的需求，为了适应不断进步的要求，需要研发出适用于极小井道的轿架。With the increasing development of elevators, elevators are becoming more and more diverse. One type of elevator can only be installed in a very small space due to the size of the hoistway, and the traditional structure of the elevator car frame structure can no longer meet the needs of very small hoistways. , In order to meet the requirements of continuous progress, it is necessary to develop a car frame suitable for very small hoistways.
发明内容SUMMARY OF THE INVENTION
本实用新型的目的是提供一种直角开门电梯轿底，其整体厚度小，能有效压缩底坑空间。The purpose of the utility model is to provide a right-angle door elevator car bottom, which has a small overall thickness and can effectively compress the pit space.
为达到上述目的，本实用新型采用的技术方案是：一种直角开门电梯轿底，其特征在于：它包括上轿底，呈与所述上轿底外周轮廓相匹配状的托架，连接于所述托架与所述上轿底之间的轿底减震橡胶，以及若干配重组件，所述上轿底临近电梯轿门的一侧为前端，远离电梯轿门的一侧为后端，配重组件安装在所述托架下端面的后端部；每个所述配重组件包括支架、连接在支架的两端部和所述托架下端面上的螺栓组件、多个配重块，所述支架与所述托架之间形成有间隙，每个所述配重块上设有安装孔，所述支架穿设于所述安装孔内，所述配重块的其中一侧面上开设有凹槽，所述侧面上设有跨设于所述凹槽上的安装条，所述安装条和所述凹槽之间形成所述安装孔，所述配重组件设于所述托架下端面的后端部的下方；所述上轿底下端面的前端部的下方安装有防轿底倾覆的支撑脚；所述上轿底包括轿底板和支撑框体，所述支撑框体由多根互相垂直形成网格状的矩形管构成；沿前后方向延展且经过所述上轿底的上端面中心同时垂直于所述上轿底的上端面中心的面为中心面，所述电梯轿底关于所述中心面对称；所述轿底还包括安装于所述上轿底前侧面上的轿门地坎托板。In order to achieve the above purpose, the technical scheme adopted by the present utility model is: a right-angle door elevator car bottom, which is characterized in that: it includes an upper car bottom, a bracket in a shape matching the outer peripheral contour of the upper car bottom, and is connected to the upper car bottom. The car bottom shock-absorbing rubber between the bracket and the upper car bottom, and several counterweight components, the side of the upper car bottom close to the elevator car door is the front end, and the side away from the elevator car door is the rear end , the counterweight assembly is installed on the rear end of the lower end face of the bracket; each of the counterweight assemblies includes a bracket, a bolt assembly connected to both ends of the bracket and the lower end surface of the bracket, a plurality of counterweights A gap is formed between the bracket and the bracket, each of the counterweight blocks is provided with an installation hole, the bracket is penetrated in the installation hole, and one side surface of the counterweight block is There is a groove on the upper side, a mounting bar spanning the groove is provided on the side, the mounting hole is formed between the mounting bar and the groove, and the counterweight assembly is arranged on the Below the rear end portion of the lower end face of the bracket; below the front end portion of the lower end face of the upper car bottom is installed a support foot for preventing the car bottom from overturning; the upper car bottom comprises a car floor and a supporting frame body, the supporting frame body It is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid; the surface that extends in the front-rear direction and passes through the center of the upper end surface of the upper car bottom and is perpendicular to the center of the upper end surface of the upper car bottom is the center surface. The car bottom is symmetrical about the center plane; the car bottom also includes a car door sill plate mounted on the front side of the upper car bottom.
本实用新型还提供了一种直角开门电梯轿底，它包括上轿底，呈与所述上轿底外周轮廓相匹配的托架，连接于所述托架与所述上轿底之间的轿底减震橡胶，以及若干配重组件，所述上轿底临近电梯轿门的一侧为前端，远离电梯 轿门的一侧为后端，配重组件安装在所述托架下端面的后端部。The utility model also provides a right-angle door elevator car bottom, which comprises an upper car bottom, a bracket matching the outer peripheral contour of the upper car bottom, and a bracket connected between the bracket and the upper car bottom Car bottom shock-absorbing rubber, and several counterweight assemblies, the side of the upper car bottom close to the elevator car door is the front end, and the side away from the elevator car door is the rear end, and the counterweight assembly is installed on the lower end face of the bracket. rear end.
优化的，每个所述配重组件包括支架、连接在支架的两端部和所述托架下端面上的螺栓组件、多个配重块，所述支架与所述托架之间形成有间隙，每个所述配重块上设有安装孔，所述支架穿设于所述安装孔内。Preferably, each of the counterweight assemblies includes a bracket, a bolt assembly connected to both ends of the bracket and the lower end surface of the bracket, and a plurality of counterweight blocks, and a space between the bracket and the bracket is formed. Each of the counterweight blocks is provided with an installation hole, and the bracket is penetrated in the installation hole.
进一步的，所述配重块的其中一侧面上开设有凹槽，所述侧面上设有跨设于所述凹槽上的安装条，所述安装条和所述凹槽之间形成所述安装孔。Further, a groove is formed on one side of the counterweight, and a mounting bar spanning the groove is provided on the side, and the mounting bar and the groove are formed between the mounting bar and the groove. Mounting holes.
进一步的，所述配重组件设于所述托架下端面的后端部的下方。Further, the counterweight assembly is arranged below the rear end of the lower end surface of the bracket.
优化的，所述上轿底下端面的前端部的下方安装有防轿底倾覆的支撑脚。Preferably, a support foot for preventing the car bottom from overturning is installed below the front end of the lower end surface of the upper car bottom.
优化的，所述上轿底包括轿底板和支撑框体，所述支撑框体由多根互相垂直形成网格状的矩形管构成。Preferably, the upper car bottom includes a car floor and a support frame, and the support frame is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid.
优化的，沿前后方向延展且经过所述上轿底的上端面中心同时垂直于所述上轿底的上端面中心的面为中心面，所述电梯轿底关于所述中心面对称。Preferably, a surface extending in the front-rear direction and passing through the center of the upper end surface of the upper platform while being perpendicular to the center of the upper end surface of the upper platform is a center plane, and the elevator platform is symmetrical about the center plane.
优化的，所述轿底还包括安装于所述上轿底前侧面上的轿门地坎托板。Preferably, the car bottom further includes a car door sill plate mounted on the front side of the upper car bottom.
由于上述技术方案运用，本实用新型与现有技术相比具有下列优点：上轿底采用超薄设计，用矩形管做筋保证轿底强度并且充分压缩底坑空间；轿门地坎托板采用对称设计，实现旁开门时通用。Due to the application of the above technical solutions, the utility model has the following advantages compared with the prior art: the upper car bottom adopts an ultra-thin design, and rectangular tubes are used as ribs to ensure the strength of the car bottom and fully compress the pit space; Symmetrical design, universal for side door.
附图1为实施例一中电梯轿底其中一个视角的立体视图；1 is a three-dimensional view of one of the perspectives of the elevator car bottom in Embodiment 1;
附图2为实施例一中电梯轿底另一个视角的立体视图；Accompanying drawing 2 is the three-dimensional view of another perspective of the elevator car bottom in the first embodiment;
附图3为实施例二中电梯轿底的立体视图；Accompanying drawing 3 is the perspective view of the elevator car bottom in the second embodiment;
附图4为实施例二中支架与配重块未脱落时的连接结构示意图；4 is a schematic diagram of the connection structure when the bracket and the counterweight block in Embodiment 2 do not fall off;
附图5为实施例二中支架与配重块脱落时的连接结构示意图。FIG. 5 is a schematic diagram of the connection structure when the bracket and the counterweight fall off in the second embodiment.
下面结合附图所示的实施例对本实用新型作进一步描述。The present utility model will be further described below in conjunction with the embodiments shown in the accompanying drawings.
实施例一Example 1
如图1-2所示，直角开门电梯轿底包括上轿底1，呈与上轿底1外周轮廓相匹配的托架4，连接于托架4与上轿底1之间的轿底减震橡胶3，若干配重组件7，以及轿门地坎托板2。上轿底1临近电梯轿门的一侧为前端，远离电梯轿门的一侧为后端，配重组件7安装在托架4下端面的后端部。轿门地坎托 板2安装于上轿底1前侧面上。As shown in Figure 1-2, the car bottom of the right-angle door elevator includes an upper car bottom 1, a bracket 4 that matches the outer circumference of the upper car bottom 1, and a car bottom connected between the bracket 4 and the upper car bottom 1. Vibration rubber 3, several counterweight assemblies 7, and car door sill plate 2. The side of the upper car bottom 1 close to the elevator car door is the front end, and the side away from the elevator car door is the rear end. The car door floor sill plate 2 is installed on the front side of the upper car bottom 1.
每个配重组件7包括支架6、连接在支架6的两端部和托架4下端面上的螺栓组件8、多个配重块71，支架6与托架4之间形成有间隙，配重块71上设有安装孔，支架6穿设于安装孔73内。配重块71的其中一侧面上开设有凹槽，侧面上设有跨设于凹槽上的安装条72，安装条72和凹槽之间形成安装孔73。配重组件7设于托架4下端面的后端部的下方。Each counterweight assembly 7 includes a bracket 6 , a bolt assembly 8 connected to both ends of the bracket 6 and the lower end surface of the bracket 4 , and a plurality of counterweight blocks 71 . A gap is formed between the bracket 6 and the bracket 4 . The weight 71 is provided with a mounting hole, and the bracket 6 passes through the mounting hole 73 . One side surface of the counterweight block 71 is provided with a groove, and a side surface is provided with a mounting bar 72 spanning the groove, and a mounting hole 73 is formed between the mounting bar 72 and the groove. The counterweight assembly 7 is provided below the rear end portion of the lower end surface of the bracket 4 .
上轿底1包括轿底板11和支撑框体12，支撑框体12由多根互相垂直形成网格状的矩形管构成。支撑框体12的前端部的下方安装有防轿底倾覆的支撑脚5，支撑脚5通过F型橡胶夹51与支撑框体12相固定连接。The upper floor 1 includes a floor 11 and a support frame 12, and the support frame 12 is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid. Below the front end of the support frame body 12 is installed a support leg 5 for preventing the car bottom from overturning, and the support leg 5 is fixedly connected to the support frame body 12 through an F-shaped rubber clip 51 .
沿前后方向延展且经过上轿底1的上端面中心同时垂直于上轿底1的上端面中心的面为中心面，电梯轿底关于中心面对称。The plane extending in the front-rear direction and passing through the center of the upper end surface of the upper car bottom 1 while being perpendicular to the center of the upper end surface of the upper car bottom 1 is the center plane, and the elevator car bottom is symmetrical about the center plane.
综上：1.上轿底采用超薄设计，用矩形管做筋保证轿底强度并且充分压缩底坑空间；2.轿门地坎托板采用对称设计，实现旁开门时通用；3.采用优质减震橡胶，乘坐更加舒适；4.托架采用厚板C型折弯嵌装焊接，结构牢固可靠；5.轿底防倾支架与F型橡胶夹有效的防止轿底倾覆；6.非门区侧用可调式配重块调节轿厢的静平衡，使电梯运行更加平稳。To sum up: 1. The upper car bottom adopts an ultra-thin design, and rectangular tubes are used as ribs to ensure the strength of the car bottom and fully compress the pit space; 2. The car door sill support plate adopts a symmetrical design to achieve universal use when the side door is opened; 3. The use of High-quality shock-absorbing rubber, more comfortable to ride; 4. The bracket is welded by thick plate C-shaped bending, and the structure is firm and reliable; An adjustable counterweight is used on the side of the door area to adjust the static balance of the car, so that the elevator runs more smoothly.
实施例二 Embodiment 2
如图3-5所示，直角开门电梯轿底包括上轿底1，呈与上轿底1外周轮廓相匹配的托架4，连接于托架4与上轿底1之间的轿底减震橡胶3，若干配重组件7，以及轿门地坎托板2。上轿底1临近电梯轿门的一侧为前端，远离电梯轿门的一侧为后端，配重组件7安装在托架4下端面的后端部。轿门地坎托板2安装于上轿底1前侧面上。As shown in Figure 3-5, the car bottom of the right-angle door elevator includes an upper car bottom 1, a bracket 4 that matches the outer periphery of the upper car bottom 1, and a car bottom connected between the bracket 4 and the upper car bottom 1. Shock rubber 3, several counterweight assemblies 7, and car door sill plate 2. The side of the upper car bottom 1 close to the elevator car door is the front end, and the side away from the elevator car door is the rear end. The car door sill plate 2 is installed on the front side of the upper car bottom 1 .
每个配重组件7包括支架6、连接在支架6的中部和托架4下端面上的螺栓组件8、多个配重块71，支架6与托架4之间形成有间隙，配重块71上设有安装孔，支架6穿设于安装孔73内。配重块71的其中一侧面上开设有凹槽，侧面上设有跨设于凹槽上的安装条72，安装条72和凹槽之间形成安装孔73。配重组件7设于托架4下端面的后端部的下方。所述支架6的左右两端部贯通且前侧面上设有贯通的滑槽61，所述电梯轿底还包括转动连接于所述支架6内且沿左右方向设置的驱动螺杆62、螺纹连接于所述驱动螺杆62上的驱动螺母63、转动安装于所述支架6内且与所述驱动螺杆62螺纹配合的蜗轮64、固定于所述支架6后端外侧壁上的驱动电机65，配重块71与驱动螺母63通过 快接扣相连接，所述驱动电机65与蜗轮64相传动连接，驱动螺杆62中部设有与蜗轮64匹配的中部螺纹621，两端部的螺纹为分别与驱动螺母63匹配且旋向相反的前端螺纹622和后端螺纹623，使其上的配重块71分成移动方向相反的两组，所述配重块71内设有高速碰撞后弹出的气囊，当电梯向下超速运行时，驱动电机65受到指令并迅速转动进而带动驱动螺杆62转动，然后配重块71随驱动螺母63朝向驱动螺杆62端部移动直至与驱动螺杆62脱落，由于配重块71脱落后做自由落体，而电梯轿底则在曳引绳或导靴的作用下，其下行速度会低于配重块71下行速度，因此配重块71先落至井道底并弹出气囊，实现电梯超速下行的缓冲保护。Each counterweight assembly 7 includes a bracket 6 , a bolt assembly 8 connected to the middle of the bracket 6 and the lower end surface of the bracket 4 , and a plurality of counterweight blocks 71 , a gap is formed between the bracket 6 and the bracket 4 , and the counterweight blocks 71 is provided with a mounting hole, and the bracket 6 passes through the mounting hole 73 . One side surface of the counterweight block 71 is provided with a groove, and a side surface is provided with a mounting bar 72 spanning the groove, and a mounting hole 73 is formed between the mounting bar 72 and the groove. The counterweight assembly 7 is provided below the rear end portion of the lower end surface of the bracket 4 . The left and right ends of the bracket 6 pass through and the front side is provided with a through chute 61. The elevator car bottom also includes a drive screw 62 that is rotatably connected to the bracket 6 and arranged along the left and right directions. The drive nut 63 on the drive screw 62, the worm gear 64 rotatably installed in the bracket 6 and threaded with the drive screw 62, the drive motor 65 fixed on the outer side wall of the rear end of the bracket 6, the counterweight The block 71 is connected with the drive nut 63 through a quick-connect buckle, the drive motor 65 is connected with the worm gear 64 in a driving manner, the middle part of the drive screw 62 is provided with a middle thread 621 that matches the worm gear 64, and the threads at both ends are respectively connected with the drive nut. 63 matches the front-end thread 622 and the rear-end thread 623 with opposite directions of rotation, so that the counterweight 71 on it is divided into two groups with opposite moving directions. During the downward overspeed operation, the driving motor 65 is instructed and rotates rapidly to drive the driving screw 62 to rotate, and then the counterweight 71 moves toward the end of the driving screw 62 with the driving nut 63 until it falls off from the driving screw 62. Because the counterweight 71 falls off After that, it is free-falling, and under the action of the traction rope or guide shoe, the descending speed of the elevator car bottom will be lower than the descending speed of the counterweight 71, so the counterweight 71 first falls to the bottom of the hoistway and pops out the airbag to realize the elevator Overspeed downlink buffer protection.
上轿底1包括轿底板11和支撑框体12，支撑框体12由多根互相垂直形成网格状的矩形管构成。支撑框体12的前端部的下方安装有防轿底倾覆的支撑脚5，支撑脚5通过F型橡胶夹51与支撑框体12相固定连接。The upper floor 1 includes a floor 11 and a support frame 12, and the support frame 12 is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid. Below the front end of the support frame body 12 is installed a support leg 5 for preventing the car bottom from overturning, and the support leg 5 is fixedly connected to the support frame body 12 through an F-shaped rubber clip 51 .
沿前后方向延展且经过上轿底1的上端面中心同时垂直于上轿底1的上端面中心的面为中心面，电梯轿底关于中心面对称。The plane extending in the front-rear direction and passing through the center of the upper end surface of the upper car bottom 1 while being perpendicular to the center of the upper end surface of the upper car bottom 1 is the center plane, and the elevator car bottom is symmetrical about the center plane.
综上：1.上轿底采用超薄设计，用矩形管做筋保证轿底强度并且充分压缩底坑空间；2.轿门地坎托板采用对称设计，实现旁开门时通用；3.采用优质减震橡胶，乘坐更加舒适；4.托架采用厚板C型折弯嵌装焊接，结构牢固可靠；5.轿底防倾支架与F型橡胶夹有效的防止轿底倾覆；6.非门区侧用可调式配重块调节轿厢的静平衡，使电梯运行更加平稳。7.配以下行超速保护机构，保证了电梯乘客的安全。To sum up: 1. The upper car bottom adopts an ultra-thin design, and rectangular tubes are used as ribs to ensure the strength of the car bottom and fully compress the pit space; 2. The car door sill support plate adopts a symmetrical design to achieve universal use when the side door is opened; 3. The use of High-quality shock-absorbing rubber, more comfortable to ride; 4. The bracket is welded by thick plate C-shaped bending, and the structure is firm and reliable; An adjustable counterweight is used on the side of the door area to adjust the static balance of the car, so that the elevator runs more smoothly. 7. Equipped with downlink overspeed protection mechanism to ensure the safety of elevator passengers.
上述实施例只为说明本实用新型的技术构思及特点，其目的在于让熟悉此项技术的人士能够了解本实用新型的内容并据以实施，并不能以此限制本实用新型的保护范围。凡根据本实用新型精神实质所作的等效变化或修饰，都应涵盖在本实用新型的保护范围之内。The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and the purpose thereof is to enable those who are familiar with the technology to understand the content of the present invention and implement accordingly, and cannot limit the protection scope of the present invention with this. All equivalent changes or modifications made according to the spirit of the present invention shall be included within the protection scope of the present invention.
Claims (9)
- 一种直角开门电梯轿底，其特征在于：它包括上轿底，呈与所述上轿底外周轮廓相匹配状的托架，连接于所述托架与所述上轿底之间的轿底减震橡胶，以及若干配重组件，所述上轿底临近电梯轿门的一侧为前端，远离电梯轿门的一侧为后端，配重组件安装在所述托架下端面的后端部；每个所述配重组件包括支架、连接在支架的两端部和所述托架下端面上的螺栓组件、多个配重块，所述支架与所述托架之间形成有间隙，每个所述配重块上设有安装孔，所述支架穿设于所述安装孔内，所述配重块的其中一侧面上开设有凹槽，所述侧面上设有跨设于所述凹槽上的安装条，所述安装条和所述凹槽之间形成所述安装孔，所述配重组件设于所述托架下端面的后端部的下方；所述上轿底下端面的前端部的下方安装有防轿底倾覆的支撑脚；所述上轿底包括轿底板和支撑框体，所述支撑框体由多根互相垂直形成网格状的矩形管构成；沿前后方向延展且经过所述上轿底的上端面中心同时垂直于所述上轿底的上端面中心的面为中心面，所述电梯轿底关于所述中心面对称；所述轿底还包括安装于所述上轿底前侧面上的轿门地坎托板。A right-angle door elevator car bottom is characterized in that: it includes an upper car bottom, a bracket in the shape of matching with the outer peripheral contour of the upper car bottom, and is connected to the car between the bracket and the upper car bottom. Bottom shock-absorbing rubber, and several counterweight assemblies, the side of the upper car bottom close to the elevator car door is the front end, the side away from the elevator car door is the rear end, and the counterweight assembly is installed at the rear of the lower end face of the bracket end; each of the counterweight assemblies includes a bracket, a bolt assembly connected to the two ends of the bracket and the lower end surface of the bracket, and a plurality of counterweight blocks, and a space between the bracket and the bracket is formed There are installation holes on each of the counterweight blocks, the brackets pass through the installation holes, a groove is opened on one side of the counterweight block, and a cross-section is provided on the side surface. a mounting bar on the groove, the mounting hole is formed between the mounting bar and the groove, and the counterweight assembly is arranged below the rear end of the lower end face of the bracket; the upper The lower part of the front end of the lower end face of the car bottom is provided with supporting feet for preventing the car bottom from overturning; the upper car bottom comprises a car bottom plate and a supporting frame body, and the supporting frame body is composed of a plurality of rectangular tubes that are perpendicular to each other and form a grid; The surface extending in the front-rear direction and passing through the center of the upper end face of the upper car bottom and at the same time being perpendicular to the center of the upper end face of the upper car bottom is the center plane, and the elevator car bottom is symmetrical about the center plane; the car bottom It also includes a car door sill plate installed on the front side of the upper car bottom.
- 一种直角开门电梯轿底，其特征在于：它包括上轿底，呈与所述上轿底外周轮廓相匹配状的托架，连接于所述托架与所述上轿底之间的轿底减震橡胶，以及若干配重组件，所述上轿底临近电梯轿门的一侧为前端，远离电梯轿门的一侧为后端，配重组件安装在所述托架下端面的后端部。A right-angle door elevator car bottom is characterized in that: it includes an upper car bottom, a bracket in the shape of matching with the outer peripheral contour of the upper car bottom, and is connected to the car between the bracket and the upper car bottom. Bottom shock-absorbing rubber, and several counterweight assemblies, the side of the upper car bottom close to the elevator car door is the front end, the side away from the elevator car door is the rear end, and the counterweight assembly is installed at the rear of the lower end face of the bracket Ends.
- 根据权利要求2所述的直角开门电梯轿底，其特征在于：每个所述配重组件包括支架、连接在支架的两端部和所述托架下端面上的螺栓组件、多个配重块，所述支架与所述托架之间形成有间隙，每个所述配重块上设有安装孔，所述支架穿设于所述安装孔内。The right-angle door elevator car floor according to claim 2, wherein each of the counterweight assemblies includes a bracket, a bolt assembly connected to both ends of the bracket and the lower end surface of the bracket, and a plurality of counterweights. A gap is formed between the bracket and the bracket, each of the counterweight blocks is provided with an installation hole, and the bracket passes through the installation hole.
- 根据权利要求3所述的直角开门电梯轿底，其特征在于：所述配重块的其中一侧面上开设有凹槽，所述侧面上设有跨设于所述凹槽上的安装条，所述安装条和所述凹槽之间形成所述安装孔。The elevator car bottom with a right-angle door opening according to claim 3, wherein a groove is formed on one side of the counterweight, and a mounting strip is arranged on the side to straddle the groove, The mounting hole is formed between the mounting bar and the groove.
- 根据权利要求3所述的直角开门电梯轿底，其特征在于：所述配重组件设于所述托架下端面的后端部的下方。The elevator car bottom with a right-angle door opening according to claim 3, wherein the counterweight assembly is arranged below the rear end portion of the lower end surface of the bracket.
- 根据权利要求2所述的直角开门电梯轿底，其特征在于：所述上轿底下端面的前端部的下方安装有防轿底倾覆的支撑脚。The right-angle door opening elevator car bottom according to claim 2, characterized in that: a support foot for preventing the car bottom from overturning is installed below the front end of the lower end surface of the upper car bottom.
- 根据权利要求2所述的直角开门电梯轿底，其特征在于：所述上轿底包括轿底板和支撑框体，所述支撑框体由多根互相垂直形成网格状的矩形管构 成。The right-angle door opening elevator car bottom according to claim 2 is characterized in that: the upper car bottom comprises a car floor and a supporting frame, and the supporting frame is formed by a plurality of rectangular tubes that are perpendicular to each other to form a grid.
- 根据权利要求2所述的直角开门电梯轿底，其特征在于：沿前后方向延展且经过所述上轿底的上端面中心同时垂直于所述上轿底的上端面中心的面为中心面，所述电梯轿底关于所述中心面对称。The right-angle door opening elevator car bottom according to claim 2 is characterized in that: the surface extending in the front-rear direction and passing through the center of the upper end surface of the upper car bottom and being perpendicular to the center of the upper end surface of the upper car bottom is the center surface, The elevator floor is symmetrical about the center plane.
- 根据权利要求2所述的直角开门电梯轿底，其特征在于：所述轿底还包括安装于所述上轿底前侧面上的轿门地坎托板。The right-angle door opening elevator car bottom according to claim 2, characterized in that: the car bottom further comprises a car door sill support plate installed on the front side of the upper car bottom.
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| Application Number | Priority Date | Filing Date | Title |
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| PCT/CN2020/141629 WO2022141253A1 (en) | 2020-12-30 | 2020-12-30 | Car bottom for elevator with right-angle opening door |
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| PCT/CN2020/141629 WO2022141253A1 (en) | 2020-12-30 | 2020-12-30 | Car bottom for elevator with right-angle opening door |
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