WO2022141254A1 - Elevator car frame having ultra-small distance between guides - Google Patents
Elevator car frame having ultra-small distance between guides Download PDFInfo
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- WO2022141254A1 WO2022141254A1 PCT/CN2020/141634 CN2020141634W WO2022141254A1 WO 2022141254 A1 WO2022141254 A1 WO 2022141254A1 CN 2020141634 W CN2020141634 W CN 2020141634W WO 2022141254 A1 WO2022141254 A1 WO 2022141254A1
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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
Definitions
- the utility model belongs to the elevator industry, in particular to a super-small gauge elevator car frame.
- 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 an elevator car frame with ultra-small gauge, which can be applied to the ultra-small elevator shaft, and can also be applied to passenger elevators with small machine rooms and passenger elevators without room.
- an ultra-small gauge elevator car frame which comprises two vertical beams arranged vertically, an upper beam fixedly connected between the upper ends of the vertical beams, The bracket is fixedly connected between the lower ends of the vertical beam, and the wheel beam assembly is fixedly installed under the bracket.
- the bracket, the vertical beam and the upper beam are respectively arranged symmetrically on both sides of the center plane, and the wheel beam assembly includes a wheel beam body and a rope pulley symmetrically arranged at both ends of the wheel beam body,
- the wheel beam body and the projection of the upper beam on the upper end surface of the bracket are inclined, and the projection of the wheel beam body on the upper end surface of the bracket is in the direction of the center point of the upper end surface of the bracket.
- the center is symmetrical;
- the upper beam includes two upper side beams symmetrically arranged about the center plane, and the upper side beams are formed with installation grooves with openings facing the left and right sides and extending along the length direction of the front and rear upper beams.
- the car frame In the front-rear direction, the car frame includes a safety gear assembly, and the safety gear assembly includes a trigger rod arranged in the installation groove substantially in the front-rear direction, a lifting rope arranged in the up-down direction and connected with the trigger rod, and a mounting bracket.
- the safety gear mounting plate on the front and rear side walls of the bracket and extending downward, and the single wedge safety gear installed on the safety gear mounting plate, the line perpendicular to the upper end face of the bracket and passing through its center point is the bracket.
- the safety gear assembly There are two sets of the safety gear assembly and are arranged on the upper beam and the bracket symmetrically with respect to the axis of the bracket; the left and right sides of the vertical beam are respectively provided for connecting the bracket and the tie rod of the vertical beam; the upper beam is a steel plate formed by integral bending of sheet metal; the lower end of the vertical beam is welded with an aircraft plate, and the aircraft plate is connected to the bracket through a plurality of bolt assemblies Fixed connection; the two rope pulleys are respectively located on the left and right sides of the plane enclosed by the vertical beam and the upper beam.
- the utility model also provides an ultra-small gauge elevator car frame, which comprises two vertical beams, an upper beam fixedly connected between the upper ends of the vertical beams, and fixedly connected to the lower ends of the vertical beams
- the bracket between the parts is fixedly installed on the wheel beam assembly under the bracket, and the plane where the center of the bracket and the vertical beam is located is the center plane, and it is characterized in that: the bracket, the vertical beam The beam and the upper beam are symmetrically arranged on both sides of the center plane respectively, the wheel beam assembly includes a wheel beam body and a rope pulley symmetrically arranged at both ends of the wheel beam body, the wheel beam body and the The projection of the upper beam on the upper end surface of the bracket is inclined, and the projection of the wheel beam body on the upper end surface of the bracket is centrally symmetric with respect to the center point of the upper end surface of the bracket.
- the upper beam includes two upper side beams symmetrically arranged with respect to the center plane, and the upper side beams are formed with installation grooves with openings facing the left and right sides and extending along the longitudinal direction of the front and rear upper beams.
- the car frame includes a safety gear assembly, and the safety gear assembly includes the trigger rod arranged in the installation groove substantially along the front-rear direction, a lifting rope arranged along the up-down direction and connected with the trigger rod,
- the safety gear mounting plate installed on the front and rear side walls of the bracket and extending downward, and the single wedge type safety gear installed on the safety gear mounting plate, the line perpendicular to the upper end face of the bracket and passing through its center point is A bracket axis
- the safety gear assembly has two groups and is centrally symmetrical with respect to the bracket axis and is arranged on the upper beam and the bracket.
- left and right sides of the vertical beam are respectively provided with diagonal tie rods for connecting the bracket and the vertical beam.
- the upper beam is a steel plate formed by integral bending of sheet metal.
- an aircraft plate is welded to the lower end of the vertical beam, and the aircraft plate is fixedly connected to the bracket through a plurality of bolt assemblies.
- the two sheaves are located on the left and right sides of the plane enclosed by the vertical beam and the upper beam, respectively.
- the present invention has the following advantages compared with the prior art: the bracket adopts a closed symmetrical arrangement structure, which is convenient to manufacture and process, effectively reduces the error probability of production, and the symmetrical bracket is more convenient to install on site;
- the wheel beam adopts a symmetrical arrangement structure, which is convenient for processing and installation; at the same time, it adopts a two-way rope blocking method, which makes the operation safer.
- the ultra-small gauge elevator car frame includes two vertical beams 2, an upper beam 1 fixedly connected between the upper ends of the vertical beams 2, and a bracket fixedly connected between the lower ends of the vertical beams
- the wheel beam assembly 4 includes a wheel beam body 41 and a sheave 42 symmetrically arranged at both ends of the wheel beam body 41.
- the two sheaves 42 are respectively located on the plane enclosed by the vertical beam 2 and the upper beam 1. the left and right sides.
- the wheel beam body 41 is inclined to the projection of the upper beam 1 on the upper end surface of the bracket 3 , and the projection of the wheel beam body 41 on the upper end surface of the bracket 3 is centrally symmetric with respect to the center point of the upper end surface of the bracket 3 .
- the upper beam 1 includes two upper side beams 11 symmetrically arranged about the center plane.
- the upper side beam 11 is formed with installation grooves with openings facing the left and right sides and extending along the longitudinal direction of the front and rear upper beams 1.
- the length direction is the front and rear direction.
- the frame includes a safety gear assembly 6, the safety gear assembly 6 includes a trigger rod 61 arranged in the installation groove in the front-rear direction, a pulling rope 62 arranged in the up-down direction and connected with the trigger rod 61, and installed on the front and rear side walls of the bracket.
- the safety gear mounting plate 64 extending upward and downward, the single wedge type safety gear 63 mounted on the safety gear mounting plate 64, the line perpendicular to the upper end face of the bracket 3 and passing through its center point is the axis of the bracket 3, the safety gear assembly
- the left and right sides of the vertical beam 2 are respectively provided with diagonal tie rods for connecting the bracket 3 and the vertical beam 2 .
- the upper beam 1 is a steel plate formed by integral bending of sheet metal.
- a plane plate 21 is welded to the lower end of the vertical beam 2, and the plane plate 21 is fixedly connected with the bracket 3 through a plurality of bolt assemblies.
- the utility model has the following advantages: 1.
- the upper beam is integrally bent with sheet metal, which has high machining accuracy and good stability after forming; 2.
- the bracket adopts a closed symmetrical arrangement structure, which is convenient for production and processing, and effectively reduces the production cost.
- the vertical beam can be processed by sheet metal bending, which has high production efficiency; 4.
- the lower part of the vertical beam is welded with aircraft plates, and the lower part adopts multi-point connection to ensure the car frame The overall structure is more stable when the force is applied in any direction; 5.
- the wheel beam adopts a symmetrical arrangement structure, which is convenient for processing and installation; at the same time, the two-way rope blocking method is adopted, and the operation is safer; 6.
- the single wedge safety gear is adopted, which is reasonable Utilize space to minimize the gauge. 7.
- the wheel beam can be arranged up and down to meet the needs of different top space and pit depth, which greatly improves the market competitiveness of the elevator.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Description
本实用新型属于电梯行业，特别涉及一种超小轨距电梯轿架。The utility model belongs to the elevator industry, in particular to a super-small gauge elevator car frame.
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超小轨距电梯轿架，其能适用于电梯井道超小的需求，同时也能适用于小机房客梯和无机房客梯。The purpose of the utility model is to provide an elevator car frame with ultra-small gauge, which can be applied to the ultra-small elevator shaft, and can also be applied to passenger elevators with small machine rooms and passenger elevators without room.
为达到上述目的，本实用新型采用的技术方案是：一种超小轨距电梯轿架，其包括竖直设置的两个立梁、固定连接于所述立梁上端部之间的上梁、固定连接于所述立梁下端部之间的托架，固定安装于所述托架下方的轮梁组件，所述托架和所述立梁的中心所在的面为中心面，其特征在于：所述托架、所述立梁以及上梁均分别对称地设置在中心面的两侧，所述轮梁组件包括轮梁本体以及对称地设置在所述轮梁本体两端部的绳轮，所述轮梁本体与所述上梁在所述托架上端面上的投影相倾斜，且所述轮梁本体在所述托架上端面上的投影关于所述托架上端面的中心点呈中心对称；所述上梁包括两个关于所述中心面对称设置的上侧梁，所述上侧梁上形成有开口朝向左右两侧且沿前后上梁长度方向延伸的安装槽，长度方向为前后方向，所述轿架包括安全钳组件，所述安全钳组件包括大致沿前后方向设于安装槽内的触发杆、沿上下方向设置且与所述触发杆相连接的提拉绳、安装于所述托架的前后侧壁上且向下延伸的安全钳安装板、安装于所述安全钳安装板上的单锲型安全钳，垂直托架上端面且通过其中心点的线为托架轴线，所述安全钳组件有两组且关于所述托架轴线呈中心对称地设于所述上梁和托架上；所述立梁的左右两侧分别设有用于连接所述托架和所述立梁的斜拉杆；所述上梁为通过钣金一体弯折成型的钢板；所述立梁下端部焊接有飞机板，所述飞机板通过多个螺栓组件与所述托架相固定连接；两 个所述绳轮分别位于所述立梁和上梁围合形成的平面的左右两侧。In order to achieve the above purpose, the technical scheme adopted by the present invention is: an ultra-small gauge elevator car frame, which comprises two vertical beams arranged vertically, an upper beam fixedly connected between the upper ends of the vertical beams, The bracket is fixedly connected between the lower ends of the vertical beam, and the wheel beam assembly is fixedly installed under the bracket. The bracket, the vertical beam and the upper beam are respectively arranged symmetrically on both sides of the center plane, and the wheel beam assembly includes a wheel beam body and a rope pulley symmetrically arranged at both ends of the wheel beam body, The wheel beam body and the projection of the upper beam on the upper end surface of the bracket are inclined, and the projection of the wheel beam body on the upper end surface of the bracket is in the direction of the center point of the upper end surface of the bracket. The center is symmetrical; the upper beam includes two upper side beams symmetrically arranged about the center plane, and the upper side beams are formed with installation grooves with openings facing the left and right sides and extending along the length direction of the front and rear upper beams. In the front-rear direction, the car frame includes a safety gear assembly, and the safety gear assembly includes a trigger rod arranged in the installation groove substantially in the front-rear direction, a lifting rope arranged in the up-down direction and connected with the trigger rod, and a mounting bracket. The safety gear mounting plate on the front and rear side walls of the bracket and extending downward, and the single wedge safety gear installed on the safety gear mounting plate, the line perpendicular to the upper end face of the bracket and passing through its center point is the bracket. There are two sets of the safety gear assembly and are arranged on the upper beam and the bracket symmetrically with respect to the axis of the bracket; the left and right sides of the vertical beam are respectively provided for connecting the bracket and the tie rod of the vertical beam; the upper beam is a steel plate formed by integral bending of sheet metal; the lower end of the vertical beam is welded with an aircraft plate, and the aircraft plate is connected to the bracket through a plurality of bolt assemblies Fixed connection; the two rope pulleys are respectively located on the left and right sides of the plane enclosed by the vertical beam and the upper beam.
本实用新型还提供了一种超小轨距电梯轿架，其包括竖直设置的两个立梁、固定连接于所述立梁上端部之间的上梁、固定连接于所述立梁下端部之间的托架，固定安装于所述托架下方的轮梁组件，所述托架和所述立梁的中心所在的面为中心面，其特征在于：所述托架、所述立梁以及上梁均分别对称地设置在中心面的两侧，所述轮梁组件包括轮梁本体以及对称地设置在所述轮梁本体两端部的绳轮，所述轮梁本体与所述上梁在所述托架上端面上的投影相倾斜，且所述轮梁本体在所述托架上端面上的投影关于所述托架上端面的中心点呈中心对称。The utility model also provides an ultra-small gauge elevator car frame, which comprises two vertical beams, an upper beam fixedly connected between the upper ends of the vertical beams, and fixedly connected to the lower ends of the vertical beams The bracket between the parts is fixedly installed on the wheel beam assembly under the bracket, and the plane where the center of the bracket and the vertical beam is located is the center plane, and it is characterized in that: the bracket, the vertical beam The beam and the upper beam are symmetrically arranged on both sides of the center plane respectively, the wheel beam assembly includes a wheel beam body and a rope pulley symmetrically arranged at both ends of the wheel beam body, the wheel beam body and the The projection of the upper beam on the upper end surface of the bracket is inclined, and the projection of the wheel beam body on the upper end surface of the bracket is centrally symmetric with respect to the center point of the upper end surface of the bracket.
优化的，所述上梁包括两个关于所述中心面对称设置的上侧梁，所述上侧梁上形成有开口朝向左右两侧且沿前后上梁长度方向延伸的安装槽，长度方向为前后方向，所述轿架包括安全钳组件，所述安全钳组件包括大致沿前后方向设于安装槽内所述触发杆、沿上下方向设置且与所述触发杆相连接的提拉绳、安装于所述托架的前后侧壁上且向下延伸的安全钳安装板、安装于所述安全钳安装板上的单锲型安全钳，垂直托架上端面且通过其中心点的线为托架轴线，所述安全钳组件有两组且关于所述托架轴线呈中心对称地设于所述上梁和托架上。Preferably, the upper beam includes two upper side beams symmetrically arranged with respect to the center plane, and the upper side beams are formed with installation grooves with openings facing the left and right sides and extending along the longitudinal direction of the front and rear upper beams. In the front-rear direction, the car frame includes a safety gear assembly, and the safety gear assembly includes the trigger rod arranged in the installation groove substantially along the front-rear direction, a lifting rope arranged along the up-down direction and connected with the trigger rod, The safety gear mounting plate installed on the front and rear side walls of the bracket and extending downward, and the single wedge type safety gear installed on the safety gear mounting plate, the line perpendicular to the upper end face of the bracket and passing through its center point is A bracket axis, the safety gear assembly has two groups and is centrally symmetrical with respect to the bracket axis and is arranged on the upper beam and the bracket.
进一步的，所述立梁的左右两侧分别设有用于连接所述托架和所述立梁的斜拉杆。Further, the left and right sides of the vertical beam are respectively provided with diagonal tie rods for connecting the bracket and the vertical beam.
优化的，所述上梁为通过钣金一体弯折成型的钢板。Preferably, the upper beam is a steel plate formed by integral bending of sheet metal.
优化的，所述立梁下端部焊接有飞机板，所述飞机板通过多个螺栓组件与所述托架相固定连接。Preferably, an aircraft plate is welded to the lower end of the vertical beam, and the aircraft plate is fixedly connected to the bracket through a plurality of bolt assemblies.
优化的，两个所述绳轮分别位于所述立梁和上梁围合形成的平面的左右两侧。Preferably, the two sheaves are located on the left and right sides of the plane enclosed by the vertical beam and the upper beam, respectively.
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：托架采用封闭式对称布置结构，制作加工方便，有效降低了制作的错误概率，且对称式托架现场安装比较便捷；轮梁采用对称布置式结构，加工方便，安装便捷；同时采用双向挡绳方式，运行更加安全。Due to the application of the above technical solutions, the present invention has the following advantages compared with the prior art: the bracket adopts a closed symmetrical arrangement structure, which is convenient to manufacture and process, effectively reduces the error probability of production, and the symmetrical bracket is more convenient to install on site; The wheel beam adopts a symmetrical arrangement structure, which is convenient for processing and installation; at the same time, it adopts a two-way rope blocking method, which makes the operation safer.
附图1均为本实用新型的立体视图；Accompanying
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.
如图1所示，超小轨距电梯轿架包括竖直设置的两个立梁2、固定连接于立梁2上端部之间的上梁1、固定连接于立梁下端部之间的托架3，固定安装于托架3下方的轮梁组件4，托架3和立梁2的中心所在的面为中心面，托架3、立梁2以及上梁1均分别对称地设置在中心面的两侧，轮梁组件4包括轮梁本体41以及对称地设置在轮梁本体41两端部的绳轮42，两个绳轮42分别位于立梁2和上梁1围合形成的平面的左右两侧。轮梁本体41与上梁1在托架3上端面上的投影相倾斜，且轮梁本体41在托架3上端面上的投影关于托架3上端面的中心点呈中心对称。上梁1包括两个关于中心面对称设置的上侧梁11，上侧梁11上形成有开口朝向左右两侧且沿前后上梁1长度方向延伸的安装槽，长度方向为前后方向，轿架包括安全钳组件6，安全钳组件6包括大致沿前后方向设于安装槽内触发杆61、沿上下方向设置且与触发杆61相连接的提拉绳62、安装于托架的前后侧壁上且向下延伸的安全钳安装板64、安装于安全钳安装板64上的单锲型安全钳63，垂直托架3上端面且通过其中心点的线为托架3轴线，安全钳组件6有两组且关于托架3轴线呈中心对称地设于上梁1和托架3上。立梁2的左右两侧分别设有用于连接托架3和立梁2的斜拉杆。上梁1为通过钣金一体弯折成型的钢板。立梁2下端部焊接有飞机板21，飞机板21通过多个螺栓组件与托架3相固定连接。As shown in Figure 1, the ultra-small gauge elevator car frame includes two
综上，本实用新型具有以下优点：1.上梁采用钣金一体折弯，加工精度高，成型后稳定性好；2.托架采用封闭式对称布置结构，制作加工方便，有效降低了制作的错误概率，且对称式托架现场安装比较便捷；3.立梁可分别选用钣金折弯加工方式，生产效率高；4.立梁下部焊接飞机板，下部采用多点连接保证了轿架在任意方向受力时的整体结构的更加稳定；5.轮梁采用对称布置式结构，加工方便，安装便捷；同时采用双向挡绳方式，运行更加安全；6.采用单锲型安全钳，合理利用空间使轨距做到最小。7.轮梁可上下布置，适应不同的顶层空间和底坑深度的需求，大大提高了电梯的市场竞争力。To sum up, the utility model has the following advantages: 1. The upper beam is integrally bent with sheet metal, which has high machining accuracy and good stability after forming; 2. The bracket adopts a closed symmetrical arrangement structure, which is convenient for production and processing, and effectively reduces the production cost. 3. The vertical beam can be processed by sheet metal bending, which has high production efficiency; 4. The lower part of the vertical beam is welded with aircraft plates, and the lower part adopts multi-point connection to ensure the car frame The overall structure is more stable when the force is applied in any direction; 5. The wheel beam adopts a symmetrical arrangement structure, which is convenient for processing and installation; at the same time, the two-way rope blocking method is adopted, and the operation is safer; 6. The single wedge safety gear is adopted, which is reasonable Utilize space to minimize the gauge. 7. The wheel beam can be arranged up and down to meet the needs of different top space and pit depth, which greatly improves the market competitiveness of the elevator.
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.
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| PCT/CN2020/141634 WO2022141254A1 (en) | 2020-12-30 | 2020-12-30 | Elevator car frame having ultra-small distance between guides |
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| PCT/CN2020/141634 WO2022141254A1 (en) | 2020-12-30 | 2020-12-30 | Elevator car frame having ultra-small distance between guides |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117088221A (en) * | 2023-09-08 | 2023-11-21 | 天奥电梯（中国）有限公司 | Steel belt elevator car frame structure |
| CN118753950A (en) * | 2024-07-19 | 2024-10-11 | 杭州奥立达电梯有限公司 | A diagonal vertex symmetrical distributed elevator car frame structure |
Citations (6)
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| CN206901543U (en) * | 2017-05-22 | 2018-01-19 | 浙江西子重工机械有限公司 | A kind of sedan-chair frame of the tilting installation of car floor wheel |
| CN208814456U (en) * | 2018-09-08 | 2019-05-03 | 山东莱茵艾佳电梯有限公司 | A kind of compact villa elevator car frame |
| CN110002325A (en) * | 2019-05-08 | 2019-07-12 | 天奥电梯（中国）有限公司 | A kind of Almightiness type elevator car frame structure |
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| US4078623A (en) * | 1974-12-09 | 1978-03-14 | Hitachi, Ltd. | Scaling device for an elevator car |
| CN206901543U (en) * | 2017-05-22 | 2018-01-19 | 浙江西子重工机械有限公司 | A kind of sedan-chair frame of the tilting installation of car floor wheel |
| CN206814225U (en) * | 2017-05-31 | 2017-12-29 | 苏州天吴电梯装璜有限公司 | Car hanger mechanism |
| CN107500078A (en) * | 2017-09-26 | 2017-12-22 | 日立电梯（中国）有限公司 | A kind of embedded car floor frame of safety tongs |
| CN208814456U (en) * | 2018-09-08 | 2019-05-03 | 山东莱茵艾佳电梯有限公司 | A kind of compact villa elevator car frame |
| CN110002325A (en) * | 2019-05-08 | 2019-07-12 | 天奥电梯（中国）有限公司 | A kind of Almightiness type elevator car frame structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117088221A (en) * | 2023-09-08 | 2023-11-21 | 天奥电梯（中国）有限公司 | Steel belt elevator car frame structure |
| CN118753950A (en) * | 2024-07-19 | 2024-10-11 | 杭州奥立达电梯有限公司 | A diagonal vertex symmetrical distributed elevator car frame structure |
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