CN111915974B - Safety tongs assembly of teaching elevator - Google Patents
Safety tongs assembly of teaching elevator Download PDFInfo
- Publication number
- CN111915974B CN111915974B CN201910375634.8A CN201910375634A CN111915974B CN 111915974 B CN111915974 B CN 111915974B CN 201910375634 A CN201910375634 A CN 201910375634A CN 111915974 B CN111915974 B CN 111915974B
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- hinged support
- car
- guide rail
- side end
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 238000004088 simulation Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 16
- 230000002265 prevention Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a safety tongs assembly of a teaching elevator, which is arranged in a teaching elevator system, wherein the teaching elevator system comprises a frame structure, an elevator car guide rail arranged on the frame structure, and a simulation elevator car which is arranged at the inner side of the elevator car guide rail and can move up and down along the elevator car guide rail; the safety tongs assembly comprises a hinged support assembly hinged at the upper end of the simulated lift car, a locking seat which is arranged at the inner side of the lift car guide rail and can move up and down along the lift car guide rail and provided with a trapezoidal locking groove, and a locking block which is embedded in the trapezoidal locking groove and connected with the outer side end of the hinged support assembly through a steel wire rope, wherein the locking seat is fixedly arranged at the bottom of the simulated lift car.
Description
Technical Field
The invention relates to the technical field of teaching elevators, in particular to a safety tongs assembly of a teaching elevator.
Background
As elevators are used more and more widely, talent demands in the elevator industry are also increasing, and the level of talents in the elevator industry directly affects the working level of the elevator industry in the later stage, so it is important to cultivate high-level elevator talents. Generally, the teaching elevator is provided with a safety tongs assembly, the structural design and the working principle of the existing safety tongs assembly are complex, the anti-falling effect is general, students are difficult to understand the working principle, the teaching effect is affected, the assembly process is numerous, the production and processing efficiency is low, and the production cost is difficult to reduce.
Therefore, how to realize a simple and novel structural design, the theory of operation is simple ingenious, stops stopping the anti-falling effect ideal, has effectively simplified the structure, can simplify the equipment process, and production machining efficiency is high, and the effective safety tongs subassembly that reduces manufacturing cost's teaching elevator is the technical problem who needs to solve in industry.
Disclosure of Invention
The invention mainly aims to provide a safety tongs assembly of a teaching elevator, and aims to realize the safety tongs assembly of the teaching elevator, which has the advantages of simple and novel structural design, simple and ingenious working principle, ideal braking and falling prevention effect, effectively simplified structure, simplified assembly process, high production and processing efficiency and effectively reduced production cost.
The invention provides a safety tongs assembly of a teaching elevator, which is arranged in a teaching elevator system, wherein the teaching elevator system comprises a frame structure, an elevator car guide rail arranged on the frame structure, and a simulation elevator car which is arranged at the inner side of the elevator car guide rail and can move up and down along the elevator car guide rail; the safety tongs assembly comprises a hinged support assembly hinged at the upper end of the simulated lift car, a locking seat which is arranged at the inner side of the lift car guide rail and can move up and down along the lift car guide rail and provided with a trapezoidal locking groove, and a locking block which is embedded in the trapezoidal locking groove and connected with the outer side end of the hinged support assembly through a steel wire rope, wherein the locking seat is fixedly arranged at the bottom of the simulated lift car; the hinged support assembly comprises a first hinged support and a second hinged support which are hinged to two sides of the top of the simulated car respectively, a strip-shaped hole is formed in the inner side end of the first hinged support, a hinged shaft is arranged in the strip-shaped hole and can move along the strip-shaped hole so as to enable the first hinged support and the second hinged support to be hinged, the outer side end of the first hinged support and the outer side end of the second hinged support are connected with the locking block through the steel wire rope, when the normal speed of the simulated car is reduced, an included angle opening between the first hinged support and the second hinged support is downward, and when the simulated car is excessively reduced, the included angle opening between the first hinged support and the second hinged support is converted into upward by the descending effect of the simulated car, so that the outer side end of the first hinged support and the outer side end of the second hinged support are both moved upwards to drive the steel wire rope to move upwards and finally drive the locking block to move upwards; the inner side end of the car guide rail and the locking block are simultaneously embedded in the trapezoidal locking groove, the inclined plane of the trapezoidal locking groove is a first inclined plane which gradually inclines inwards from bottom to top so as to gradually narrow the trapezoidal locking groove from bottom to top, the locking block is provided with a second inclined plane which is matched with and contacted with the first inclined plane, and when the locking block gradually moves upwards, the locking block and the inner side end of the car guide rail are mutually extruded in the trapezoidal locking groove until the mutual movement among the locking seat, the locking block and the inner side end of the car guide rail is stopped, so that the anti-falling effect of emergency braking is achieved; when the simulated car descends too fast, the locking seat fixedly arranged at the bottom of the simulated car also moves down fast along the car guide rail, meanwhile, the included angle opening between the first hinged support and the second hinged support is changed into upward by the descending action of the simulated car, so that the outer side end of the first hinged support and the outer side end of the second hinged support move upwards to drive the steel wire rope to move upwards and finally drive the locking block to move upwards, and the locking block gradually moves upwards and extrudes with the inner side end of the car guide rail in the trapezoidal locking groove until the locking seat, the locking block and the inner side end of the car guide rail stop moving mutually, and thus the falling prevention effect of emergency braking is achieved.
Preferably, a guide rail sliding seat capable of moving along the guide rail of the car is arranged at the inner side of the guide rail of the car, and the guide rail sliding seat is fixedly connected with the simulated car through an L-shaped fixing piece.
The invention realizes the safety tongs assembly of the teaching elevator, which has the advantages of simple and novel structural design, simple and ingenious working principle, ideal braking and falling prevention effect, effectively simplified structure, simplified assembly process, high production and processing efficiency and effectively reduced production cost.
Drawings
Fig. 1 is a schematic view of a construction of an embodiment of a safety gear assembly of a teaching elevator of the present invention applied to a teaching elevator;
Fig. 2 is a schematic perspective view of an embodiment of a safety gear assembly of the teaching elevator of the present invention;
Fig. 3 is one of partially exploded schematic illustrations of an embodiment of a safety gear assembly of a teaching elevator of the present invention;
Fig. 4 is a partially exploded schematic second view of an embodiment of the safety gear assembly of the teaching elevator of the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, an embodiment of a safety gear assembly of a teaching elevator of the present invention is provided, which is installed in a teaching elevator system, the teaching elevator system includes a frame structure 101, a car guide rail 102 installed on the frame structure 101, and a simulation car 103 provided at an inner side of the car guide rail 102 and movable up and down along the car guide rail 102.
The safety tongs assembly comprises a hinged support assembly hinged at the upper end of the simulated car 103, a locking seat 201 which is arranged at the inner side of the car guide rail 102 and can move up and down along the car guide rail 102 and provided with a trapezoidal locking groove 202, and a locking block 204 which is embedded in the trapezoidal locking groove 202 and connected with the outer side end of the hinged support assembly through a steel wire rope 203, wherein the locking seat 201 is fixedly arranged at the bottom of the simulated car 103.
The hinge bracket assembly comprises a first hinge bracket 205 and a second hinge bracket 206 which are respectively hinged to two sides of the top of the simulated car 103, a strip-shaped hole 207 is formed in the inner side end of the first hinge bracket 205, a hinge shaft 208 is arranged in the strip-shaped hole 207 and can move along the strip-shaped hole 207 so that the first hinge bracket 205 and the second hinge bracket 206 are hinged, the outer side end of the first hinge bracket 205 and the outer side end of the second hinge bracket 206 are connected with the locking block 204 through the steel wire rope 203, when the normal speed of the simulated car 103 is reduced, the included angle opening between the first hinge bracket 205 and the second hinge bracket 206 is downward, and when the simulated car 103 is excessively fast reduced, the included angle opening between the first hinge bracket 205 and the second hinge bracket 206 is changed to be upward under the descending effect of the simulated car 103, so that the outer side end of the first hinge bracket 205 and the outer side end of the second hinge bracket 206 are all upward moved to drive the steel wire rope 203 to upward and finally drive the locking block 204 to upward.
The inner side end of the car guide rail 102 and the locking block 204 are simultaneously embedded in the trapezoidal locking groove 202, the inclined plane of the trapezoidal locking groove 202 is a first inclined plane 209 which gradually inclines inwards from bottom to top, so that the trapezoidal locking groove 202 is gradually narrowed from bottom to top, the locking block 204 is provided with a second inclined plane 210 which is matched with and contacted with the first inclined plane 209, and when the locking block 204 gradually moves upwards, the locking block 204 and the inner side end of the car guide rail 102 are mutually extruded in the trapezoidal locking groove 202 until the locking seat 201, the locking block 204 and the inner side end of the car guide rail 102 stop moving mutually, so that the anti-falling effect of emergency braking stop is achieved.
When the simulated car 103 descends too fast, the locking seat 201 fixedly arranged at the bottom of the simulated car 103 also moves down fast along the car guide rail 102, meanwhile, the opening of the included angle between the first hinge support 205 and the second hinge support 206 is changed into upward by the descending action of the simulated car 103, so that the outer side ends of the first hinge support 205 and the outer side end of the second hinge support 206 move upwards to drive the steel wire rope 203 to move upwards and finally drive the locking block 204 to move upwards, and the locking block 204 gradually moves upwards and presses the inner side end of the car guide rail 102 in the trapezoid locking groove 202 until the locking seat 201, the locking block 204 and the inner side end of the car guide rail 102 stop moving mutually, thereby achieving the anti-falling effect of emergency braking, and the anti-falling effect of braking is ideal. The safety tongs assembly of the teaching elevator has the advantages that the structural design is simple and novel, the working principle is simple and ingenious, the braking and falling preventing effects are ideal, the structure is effectively simplified, the assembly process can be simplified, the production and processing efficiency is high, and the production cost is effectively reduced.
A rail slider 211 movable along the car guide rail 102 is provided inside the car guide rail 102, and the rail slider 211 and the dummy car 103 are connected and fixed to each other by an L-shaped fixing piece 212.
The invention realizes the safety tongs assembly of the teaching elevator, which has the advantages of simple and novel structural design, simple and ingenious working principle, ideal braking and falling prevention effect, effectively simplified structure, simplified assembly process, high production and processing efficiency and effectively reduced production cost.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the present invention and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present invention.
Claims (2)
1. The safety tongs assembly of the teaching elevator is characterized by being arranged in a teaching elevator system, wherein the teaching elevator system comprises a frame structure, a car guide rail arranged on the frame structure and a simulation car which is arranged at the inner side of the car guide rail and can move up and down along the car guide rail;
The safety tongs assembly comprises a hinged support assembly hinged at the upper end of the simulated lift car, a locking seat which is arranged at the inner side of the lift car guide rail and can move up and down along the lift car guide rail and provided with a trapezoidal locking groove, and a locking block which is embedded in the trapezoidal locking groove and connected with the outer side end of the hinged support assembly through a steel wire rope, wherein the locking seat is fixedly arranged at the bottom of the simulated lift car;
The hinged support assembly comprises a first hinged support and a second hinged support which are hinged to two sides of the top of the simulated car respectively, a strip-shaped hole is formed in the inner side end of the first hinged support, a hinged shaft is arranged in the strip-shaped hole and can move along the strip-shaped hole so as to enable the first hinged support and the second hinged support to be hinged, the outer side end of the first hinged support and the outer side end of the second hinged support are connected with the locking block through the steel wire rope, when the normal speed of the simulated car is reduced, an included angle opening between the first hinged support and the second hinged support is downward, and when the simulated car is excessively reduced, the included angle opening between the first hinged support and the second hinged support is converted into upward by the descending effect of the simulated car, so that the outer side end of the first hinged support and the outer side end of the second hinged support are both moved upwards to drive the steel wire rope to move upwards and finally drive the locking block to move upwards;
The inner side end of the car guide rail and the locking block are simultaneously embedded in the trapezoidal locking groove, the inclined plane of the trapezoidal locking groove is a first inclined plane which gradually inclines inwards from bottom to top so as to gradually narrow the trapezoidal locking groove from bottom to top, the locking block is provided with a second inclined plane which is matched with and contacted with the first inclined plane, and when the locking block gradually moves upwards, the locking block and the inner side end of the car guide rail are mutually extruded in the trapezoidal locking groove until the mutual movement among the locking seat, the locking block and the inner side end of the car guide rail is stopped, so that the anti-falling effect of emergency braking is achieved;
When the simulated car descends too fast, the locking seat fixedly arranged at the bottom of the simulated car also moves down fast along the car guide rail, meanwhile, the included angle opening between the first hinged support and the second hinged support is changed into upward by the descending action of the simulated car, so that the outer side end of the first hinged support and the outer side end of the second hinged support move upwards to drive the steel wire rope to move upwards and finally drive the locking block to move upwards, and the locking block gradually moves upwards and extrudes with the inner side end of the car guide rail in the trapezoidal locking groove until the locking seat, the locking block and the inner side end of the car guide rail stop moving mutually, and thus the falling prevention effect of emergency braking is achieved.
2. The teaching elevator safety tongs assembly of claim 1 wherein a rail slide is provided on the inside of the car rail and is movable along the car rail, the rail slide being fixedly connected to the simulated car by an L-shaped anchor tab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910375634.8A CN111915974B (en) | 2019-05-07 | 2019-05-07 | Safety tongs assembly of teaching elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910375634.8A CN111915974B (en) | 2019-05-07 | 2019-05-07 | Safety tongs assembly of teaching elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111915974A CN111915974A (en) | 2020-11-10 |
| CN111915974B true CN111915974B (en) | 2024-05-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910375634.8A Active CN111915974B (en) | 2019-05-07 | 2019-05-07 | Safety tongs assembly of teaching elevator |
Country Status (1)
| Country | Link |
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| CN (1) | CN111915974B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114267236A (en) * | 2022-01-05 | 2022-04-01 | 北京智扬北方国际教育科技有限公司 | Mobile elevator operation display device and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010001083A (en) * | 2008-06-18 | 2010-01-07 | Hitachi Ltd | Inspection system and inspection method for elevator emergency stop device |
| JP2010254480A (en) * | 2003-03-18 | 2010-11-11 | Mitsubishi Electric Corp | Elevator device |
| CN102229395A (en) * | 2011-07-08 | 2011-11-02 | 中国矿业大学 | Multi-functional simulation experiment system for mining elevator |
| CN107610578A (en) * | 2017-09-27 | 2018-01-19 | 丁浩然 | It is a kind of to prevent the elevator simulation device out of control to plunge |
| CN207282062U (en) * | 2017-06-30 | 2018-04-27 | 深圳市港日电梯有限公司 | Teaching consuming energy ladder |
| CN210052419U (en) * | 2019-05-07 | 2020-02-11 | 广东非凡教育设备有限公司 | Safety tongs assembly of teaching elevator |
-
2019
- 2019-05-07 CN CN201910375634.8A patent/CN111915974B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010254480A (en) * | 2003-03-18 | 2010-11-11 | Mitsubishi Electric Corp | Elevator device |
| JP2010001083A (en) * | 2008-06-18 | 2010-01-07 | Hitachi Ltd | Inspection system and inspection method for elevator emergency stop device |
| CN102229395A (en) * | 2011-07-08 | 2011-11-02 | 中国矿业大学 | Multi-functional simulation experiment system for mining elevator |
| CN207282062U (en) * | 2017-06-30 | 2018-04-27 | 深圳市港日电梯有限公司 | Teaching consuming energy ladder |
| CN107610578A (en) * | 2017-09-27 | 2018-01-19 | 丁浩然 | It is a kind of to prevent the elevator simulation device out of control to plunge |
| CN210052419U (en) * | 2019-05-07 | 2020-02-11 | 广东非凡教育设备有限公司 | Safety tongs assembly of teaching elevator |
Non-Patent Citations (1)
| Title |
|---|
| 电梯紧急制动中安全钳动作分析;卜晓达;;今日科苑;20110223(第04期);全文 * |
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| CN111915974A (en) | 2020-11-10 |
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