CN109592544B - Car buffer device for elevator - Google Patents
Car buffer device for elevator Download PDFInfo
- Publication number
- CN109592544B CN109592544B CN201811515927.3A CN201811515927A CN109592544B CN 109592544 B CN109592544 B CN 109592544B CN 201811515927 A CN201811515927 A CN 201811515927A CN 109592544 B CN109592544 B CN 109592544B
- Authority
- CN
- China
- Prior art keywords
- wall
- buffer
- rope
- spring
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000004804 winding Methods 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 description 11
- 101150054854 POU1F1 gene Proteins 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 241000237983 Trochidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
-
- 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
- B66B5/282—Structure thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/08—Arrangements of ropes or cables for connection to the cars or cages, e.g. couplings
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a car buffer device for an elevator, which comprises a buffer pit, wherein traction machines fixed on the ground are arranged on the outer walls of two sides of the buffer pit, traction ropes are wound on the outer walls of rope winding rollers of the traction machines, pulleys are connected to the two sides of the outer wall of the top of the buffer pit through screws, the traction ropes are arranged on the outer walls of the pulleys, hanging blocks are connected to one ends of the two traction ropes through staples, the same bearing plate is arranged on the outer wall of one side opposite to the hanging blocks, noise reduction pads are bonded on the outer wall of the top of the bearing plate, two first buffer sleeves are arranged on the inner wall of the bottom of the buffer pit, first springs are arranged on the inner wall of the bottom of each first buffer sleeve, pressing blocks are arranged on the outer walls of the top of each first spring, and second buffer sleeves are connected to the inner walls of each first buffer sleeve in a sliding mode. The invention improves the safety of the buffer device in use and is convenient for rescuing passengers in the elevator car.
Description
Technical Field
The invention relates to the technical field of elevator buffer equipment, in particular to a car buffer device for an elevator.
Background
The elevator car buffer structure is used as an important safety component of elevator car equipment, and is mainly used for reducing the running speed of the elevator car, avoiding the occurrence of serious collision situations when the elevator car falls, and reducing or avoiding collision injuries.
The existing elevator car buffer device is generally an elevator car buffer arranged at the bottom of an elevator shaft, the buffer is used for buffering an elevator car by combining air pressure buffering and spring buffering, the buffer is small in general size, and then the elevator car is relatively short in decelerating stroke when buffering is caused, so that the elevator car is instantaneously decelerated, the safety is relatively poor when the elevator is used, and when the elevator falls down, the elevator car can enter a buffering pit, and rescue workers need to pull the elevator car additionally, so that rescue is very inconvenient.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a car buffer device for an elevator.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a car buffer for elevator, includes the buffering hole, the both sides outer wall in buffering hole all is provided with the hauler that is fixed in ground, and the rope roller outer wall of hauler all winds the reel and have the haulage rope, the top outer wall both sides in buffering hole all have the pulley through the screw connection, and the haulage rope sets up in the outer wall of pulley, two the one end of haulage rope all is connected with the hanging block through the staple, and the opposite side outer wall of hanging block is provided with same bearing plate, and the top outer wall bonding of bearing plate has the noise reduction pad, the bottom inner wall in buffering hole is provided with two first buffer sleeves, and the bottom inner wall of first buffer sleeve all is provided with first spring, and the top outer wall of first spring all is provided with the briquetting, the inner wall sliding connection of first buffer sleeve has the second buffer sleeve, and the bottom inner wall of second buffer sleeve is provided with the second spring, the top outer wall of second spring is provided with the supporting shoe, and the top outer wall of supporting shoe is provided with the third spring, and the top outer wall of third spring is provided with the top bearing plate and the top bearing plate of pressure-bearing shell.
Furthermore, the inner walls of the opposite sides of the buffer pits are provided with sliding grooves, and the hanging blocks are connected to the inner walls of the sliding grooves in a sliding manner.
Further, the outer walls of the two sides of the buffer pit are provided with rope guiding shells, and the rope guiding shells are arranged on the outer sides of the traction ropes.
Further, the outer wall of the bottom of the guide rope shell is provided with a protective shell, and the protective shell is arranged on the outer side of the traction machine.
Further, the outer wall of one side of the rope guiding shell is provided with a through groove, the inner wall of the through groove is provided with a rope winding shell, and the traction rope is wound on the inner side of the rope winding shell.
Further, side shell holes are formed in the outer walls of the two sides of the first buffer sleeve, and side shells are arranged on the inner walls of the side shell holes.
Further, a fourth spring is arranged on the inner wall of one side of the side shell, a wedge block is arranged at one end of the fourth spring, and the vertical section of the wedge block is trapezoid.
Further, the bottom of the second buffer sleeve is of a conical structure, and the outer wall of the bottom of the second buffer sleeve is contacted with the outer wall of the top of the wedge-shaped block.
Further, the traction machine is connected with a switch, and the switch is connected with a power supply.
The beneficial effects of the invention are as follows:
1. through setting up second spring and first spring, second spring and first spring have played the effect of dual buffering, make elevator car speed can slowly reduce step by step when falling, have protected the passenger in the elevator car, have improved the security when buffer is used.
2. Through setting up the wedge, be connected with the wedge through the fourth spring in the side shell, the wedge is located the below of second buffer sleeve, can prevent then that second buffer sleeve from taking place to slide down when idle.
3. Through setting up the hauler, set up the hauler in one side of buffering hole, and the hauler passes through the hauler rope and connects the bearing plate, and after elevator car drops, the hauler work can pull up elevator car through the hauler rope, has made things convenient for the rescue to passenger in the elevator car.
Drawings
Fig. 1 is a schematic structural view of a car buffer device for an elevator according to the present invention;
fig. 2 is a schematic diagram of a structure of a car buffer device for an elevator according to the present invention;
fig. 3 is a schematic view of a bearing plate of a car buffer device for an elevator according to the present invention.
In the figure: 1-buffer pit, 2-supporting block, 3-depression bar, 4-haulage rope, 5-winding rope shell, 6-briquetting, 7-rope guiding shell, 8-protective shell, 9-hauler, 10-first spring, 11-first buffer sleeve, 12-second buffer sleeve, 13-second spring, 14-spout, 15-hanging piece, 16-bearing shell, 17-bearing plate, 18-third spring, 19-noise reduction pad, 20-pulley, 21-side shell, 22-fourth spring, 23-wedge.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-3, a car buffer for elevator, including buffer pit 1, buffer pit 1's both sides outer wall all is provided with the hauler 9 that is fixed in ground, and the rope roller outer wall of hauler 9 has all around rolling up haulage rope 4, buffer pit 1's top outer wall both sides all have pulley 20 through the screw connection, and haulage rope 4 is round in pulley 20's outer wall, two haulage rope 4's one end all is connected with hanging block 15 through the staple, and hanging block 15's opposite side outer wall welding has same bearing plate 17, bearing plate 17's top outer wall bonding has noise reduction pad 19, buffer pit 1's bottom inner wall welding has two first buffer sleeve 11, and first buffer sleeve 11's bottom inner wall all welds first spring 10, first buffer sleeve 10's top outer wall all welds briquetting 6, first buffer sleeve 11's inner wall sliding connection has second buffer sleeve 12, and second buffer sleeve 12's bottom inner wall welds the second spring 13, second spring 13's top outer wall welds the depression bar 3, depression bar 3 sliding connection is in second buffer sleeve 12's inner wall, and hanging block 15's opposite side outer wall welding has same bearing plate 17, bearing plate 17's top outer wall welding has two first buffer sleeve 11, and bearing plate 16's top outer wall welding has bearing plate 16, bearing plate 16 is welded with the top outer wall of the top of the third bearing plate 16, the top of the outer wall of the bearing plate 16 of the bearing plate is welded with the top of the top shell of the third bearing plate 16.
According to the invention, sliding grooves 14 are formed in the inner walls of opposite sides of a buffer pit 1, hanging blocks 15 are slidably connected to the inner walls of the sliding grooves 14, rope guiding shells 7 are welded on the outer walls of two sides of the buffer pit 1, the rope guiding shells 7 are covered on the outer sides of a traction rope 4, a protective shell 8 is welded on the outer walls of the bottoms of the rope guiding shells 7, the protective shell 8 is covered on the outer sides of a traction machine 9, through grooves are formed in the outer walls of one side of the rope guiding shells 7, a rope winding shell 5 is welded on the inner walls of the through grooves, the traction rope 4 is wound on the inner sides of the rope winding shell 5, side shell holes are formed in the outer walls of two sides of a first buffer sleeve 11, side shells 21 are welded on the inner walls of one side of the side shells 21, a fourth spring 22 is welded on one end of the fourth spring 22, a wedge block 23 is welded on the vertical section of the wedge block 23, the bottom of a second buffer sleeve 12 is of a conical structure, the bottom outer walls of the second buffer sleeve 12 are in contact with the top outer walls of the wedge block 23, and the traction machine 9 is connected with a switch.
Working principle: when the elevator falls, the bottom of the elevator contacts with the noise reduction pad 19, collision noise when the elevator falls can be reduced, downward impact force after the elevator contacts with the noise reduction pad 19 drives the pressure bearing plate 17 to move downwards, then the pressure bearing plate 16 is driven to move downwards, the third spring 18 drives the pressing rod 3 to move downwards, the second buffer sleeve 12 cannot move downwards due to the blocking of the wedge block 23, the second spring 13 is compressed, a primary buffer effect is achieved, when the pressing rod 3 compresses the second spring 13, the wedge block 23 is pushed to two sides and slides into the first buffer sleeve 11 by the pressure of the second buffer sleeve 12, the bottom of the second buffer sleeve 12 contacts with the pressing block 6 and drives the pressing block 6 to move downwards, meanwhile, the first buffer sleeve 11 plays a secondary buffer effect, so that the falling speed of an elevator car is slowed down, the pressure bearing plate 17 moves downwards, one end of the traction rope 4 is pulled downwards, the traction rope 4 bent in the rope 5 is pulled out, when the traction machine 9 pulls the traction rope 4 to slide into the bottom, and the traction plate 15 is pulled upwards, and the traction plate 17 is driven to move upwards, and the elevator car is lifted conveniently.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a car buffer for elevator, includes buffer pit (1), its characterized in that, buffer pit (1) both sides outer wall all is provided with hauler (9) that are fixed in ground, and the rope roller outer wall of hauler (9) all winds the reel has haulage rope (4), the top outer wall both sides of buffer pit (1) all have pulley (20) through the screw connection, and haulage rope (4) set up in the outer wall of pulley (20), two the one end of haulage rope (4) all is connected with hanging piece (15) through the staple, and hanging piece (15) opposite side outer wall is provided with same bearing plate (17), and bearing plate (17) top outer wall bonds and is provided with noise reduction pad (19), buffer pit (1) bottom inner wall is provided with two first buffer sleeves (11), and the bottom inner wall of first buffer sleeve (11) all is provided with first spring (10), and the top outer wall of first spring (10) all is provided with briquetting (6), the inner wall sliding connection of first buffer sleeve (11) has second buffer sleeve (12), and second buffer sleeve (3) top inner wall (12) is provided with depression bar (13) in the outer wall of second buffer sleeve (3), the top outer wall of the supporting block (2) is provided with a third spring (18), the top outer wall of the third spring (18) is provided with a bearing shell (16), and the top outer wall of the bearing shell (16) is contacted with the bottom outer wall of the bearing plate (17); the bottom outer wall of the pressure-bearing shell (16) is not contacted with the top outer wall of the second buffer sleeve (12); the rope winding roller of the traction machine (9) is fixedly connected to a power output shaft of the traction machine; rope guiding shells (7) are arranged on the outer walls of the two sides of the buffer pit (1), and the rope guiding shells (7) are arranged on the outer sides of the traction ropes (4); side shell holes are formed in the outer walls of the two sides of the first buffer sleeve (11), and side shells (21) are arranged on the inner walls of the side shell holes.
2. The car buffer device for an elevator according to claim 1, wherein the inner walls of opposite sides of the buffer pit (1) are provided with sliding grooves (14), and the hanging blocks (15) are slidably connected to the inner walls of the sliding grooves (14).
3. The car buffer device for an elevator according to claim 1, wherein a protective housing (8) is provided on the bottom outer wall of the rope guide housing (7), and the protective housing (8) is provided on the outer side of the traction machine (9).
4. The car buffer device for an elevator according to claim 3, wherein a through groove is formed on the outer wall of one side of the rope guiding shell (7), a rope winding shell (5) is arranged on the inner wall of the through groove, and the traction rope (4) is wound on the inner side of the rope winding shell (5).
5. The car buffer device for an elevator according to claim 1, wherein a fourth spring (22) is provided on one side inner wall of the side case (21), and a wedge block (23) is provided at one end of the fourth spring (22), and a vertical section of the wedge block (23) is trapezoidal.
6. The car cushioning device for an elevator according to claim 5, characterized in that the bottom of the second cushioning sleeve (12) is of conical configuration, and the bottom outer wall of the second cushioning sleeve (12) is in contact with the top outer wall of the wedge (23).
7. The car buffer device for an elevator according to claim 6, wherein the traction machine (9) is connected with a switch, and the switch is connected with a power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811515927.3A CN109592544B (en) | 2018-12-11 | 2018-12-11 | Car buffer device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811515927.3A CN109592544B (en) | 2018-12-11 | 2018-12-11 | Car buffer device for elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109592544A CN109592544A (en) | 2019-04-09 |
| CN109592544B true CN109592544B (en) | 2023-10-24 |
Family
ID=65962000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811515927.3A Active CN109592544B (en) | 2018-12-11 | 2018-12-11 | Car buffer device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109592544B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808728A (en) * | 2022-05-13 | 2022-07-29 | 中水电四局南方（珠海）工程有限公司 | Anti-falling device for bridge construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002356284A (en) * | 2001-05-30 | 2002-12-10 | Mitsubishi Electric Corp | Safety device of elevator |
| CN206466853U (en) * | 2017-01-16 | 2017-09-05 | 南通科技职业学院 | A kind of cushioning device for elevator |
| JP2018095391A (en) * | 2016-12-12 | 2018-06-21 | フジテック株式会社 | Oil buffer for elevator |
| CN108358005A (en) * | 2018-02-08 | 2018-08-03 | 重庆恩光科技有限公司 | The elevator of multi-buffer protects system |
| CN108455405A (en) * | 2018-06-01 | 2018-08-28 | 苗娥 | A kind of band falls the elevator of buffer protection device |
| CN108639896A (en) * | 2018-07-12 | 2018-10-12 | 苏州福特美福电梯有限公司 | A kind of elevator with falling guard |
| CN108657903A (en) * | 2018-08-02 | 2018-10-16 | 鑫诺电梯有限公司 | A kind of fall arrest buffer unit of intelligent elevator |
| CN108689270A (en) * | 2018-06-15 | 2018-10-23 | 卢昊 | A kind of emergent arrester of cabin elevator |
| CN208071052U (en) * | 2018-03-12 | 2018-11-09 | 界首市迅立达电梯有限公司 | A kind of obstruction formula elevator car safety protective device |
| CN108946380A (en) * | 2018-09-06 | 2018-12-07 | 中海三菱电梯（苏州）有限公司 | A kind of lift car with buffering protection function |
| CN209442484U (en) * | 2018-12-11 | 2019-09-27 | 伯朗电梯（郴州）有限公司 | A kind of elevator cab buffer unit |
-
2018
- 2018-12-11 CN CN201811515927.3A patent/CN109592544B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002356284A (en) * | 2001-05-30 | 2002-12-10 | Mitsubishi Electric Corp | Safety device of elevator |
| JP2018095391A (en) * | 2016-12-12 | 2018-06-21 | フジテック株式会社 | Oil buffer for elevator |
| CN206466853U (en) * | 2017-01-16 | 2017-09-05 | 南通科技职业学院 | A kind of cushioning device for elevator |
| CN108358005A (en) * | 2018-02-08 | 2018-08-03 | 重庆恩光科技有限公司 | The elevator of multi-buffer protects system |
| CN208071052U (en) * | 2018-03-12 | 2018-11-09 | 界首市迅立达电梯有限公司 | A kind of obstruction formula elevator car safety protective device |
| CN108455405A (en) * | 2018-06-01 | 2018-08-28 | 苗娥 | A kind of band falls the elevator of buffer protection device |
| CN108689270A (en) * | 2018-06-15 | 2018-10-23 | 卢昊 | A kind of emergent arrester of cabin elevator |
| CN108639896A (en) * | 2018-07-12 | 2018-10-12 | 苏州福特美福电梯有限公司 | A kind of elevator with falling guard |
| CN108657903A (en) * | 2018-08-02 | 2018-10-16 | 鑫诺电梯有限公司 | A kind of fall arrest buffer unit of intelligent elevator |
| CN108946380A (en) * | 2018-09-06 | 2018-12-07 | 中海三菱电梯（苏州）有限公司 | A kind of lift car with buffering protection function |
| CN209442484U (en) * | 2018-12-11 | 2019-09-27 | 伯朗电梯（郴州）有限公司 | A kind of elevator cab buffer unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109592544A (en) | 2019-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230921 Address after: 528000 C, No.3 Shunyuan West Road, Wusha Industrial Zone, Daliang street, Shunde District, Foshan City, Guangdong Province Applicant after: Guangdong Fuji Elevator Co.,Ltd. Address before: 424200 Industrial Undertaking Park of Yizhang Economic Development Zone, Chenzhou City, Hunan Province Applicant before: BROWN ELEVATOR (CHENZHOU) Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |