CN110723623A - Elevator car roof fixing device - Google Patents
Elevator car roof fixing device Download PDFInfo
- Publication number
- CN110723623A CN110723623A CN201910964950.9A CN201910964950A CN110723623A CN 110723623 A CN110723623 A CN 110723623A CN 201910964950 A CN201910964950 A CN 201910964950A CN 110723623 A CN110723623 A CN 110723623A
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- CN
- China
- Prior art keywords
- elevator car
- eccentric wheel
- groove
- fixing device
- top plate
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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
- B66B11/0206—Car frames
-
- 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
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
- B66B11/0246—Maintenance features
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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
The invention relates to the technical field of elevator equipment, and particularly discloses an elevator car top fixing device which comprises an elevator car body, mounting frames and a top plate, wherein the tops of two sides of an inner cavity of the elevator car body are respectively and fixedly connected with two sides of the mounting frames; an eccentric wheel is rotatably arranged inside the top plate below the connecting rod, and the eccentric wheel is fixedly connected with a rotating handle. Under the effect of reset spring, the fixture block pushes against the inner side of the elevator carriage body, so that the top plate is prevented from shaking, and the operation is convenient and fast. The invention has the advantages that: simple structure, the simple operation, it is fixed stable, it is smooth and easy to slide, stability is good, the facilitate promotion is implemented.
Description
Technical Field
The invention relates to the technical field of elevator equipment, in particular to an elevator car top fixing device.
Background
With the development of society, high-rise buildings are more and more, the population density is also more and more, and the high-rise buildings need to use elevators to go upstairs and downstairs. The elevator is the floor that serves in the building, its car moves the transportation equipment on at least two perpendicular to horizontal plane rigid rails, the elevator is closely relevant with our life at present, it is everywhere visible in resident's house, hotel and market, the essential vertical transportation equipment of modernization development, and in order to guarantee the stability of elevator in long-term operation process, security and travelling comfort, often need to maintain elevator and inside equipment, and the maintenance to the elevator cab is the indispensable work in elevator routine maintenance, however when maintaining the elevator cab, maintainer usually tramples on the strengthening rib or the cab roof board, thereby lead to maintaining very inconvenient, and trample the strengthening rib many times or the cab roof board can make its emergence warp, and then influenced the security and the stability of elevator in the operation process.
Chinese patent (publication No. CN 208776161U, bulletin date 2019.04.23) discloses an elevator car top fixing structure, which comprises an elevator car body, wherein the tops of two sides of an inner cavity of the elevator car body are fixedly connected with two sides of a mounting frame respectively, a fixing shaft is fixedly installed in the elevator car body at one side, the outer surface of the fixing shaft is in pin joint with one end of an elevator car top plate, and one side of the top end of the elevator car top plate is in contact with the bottom end of a limiting block. This elevator sedan-chair top fixed knot constructs, through the fixed axle, the cooperation of elevator sedan-chair roof and fixture block, can be convenient open elevator sedan-chair roof from the inside of the elevator carriage body, thereby avoided present when maintaining elevator sedan-chair top, maintainer tramples usually on the strengthening rib or on the sedan-chair roof, thereby lead to maintaining very inconveniently, and trample the strengthening rib many times or the sedan-chair roof can make its take place the problem of deformation, the effectual practicality and the stability and the security of elevator at the operation in-process that have improved this fixed knot structure. The device roof installation is unstable, rocks easily in the elevator working process, is not convenient for popularize and implement.
Disclosure of Invention
The invention aims to provide an elevator car top fixing device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an elevator cab fixing device, including the elevator railway carriage or compartment body, mounting bracket and roof, the top of elevator railway carriage or compartment internal chamber both sides respectively with the both sides fixed connection of mounting bracket, the one end of roof is rotated and is connected in the inboard of one of them elevator railway carriage or compartment body, the other end sliding nestification of roof has a plurality of pull rods, reset spring and fixed connection are passed to the one end of pull rod in the side of fixture block, the other end fixedly connected with sliding block of pull rod, the sliding block sliding nestification is inside the roof, the side fixed connection of sliding block is in the one end of connecting rod, the other end fixedly connected with connecting plate of connecting rod, connecting.
An eccentric wheel is rotatably arranged inside the top plate below the connecting rod, the eccentric wheel is fixedly connected with a rotating handle, and the rotating handle extends out of the top plate. The side wall of the eccentric wheel is contacted with the side surface of the connecting plate. The rotating handle is rotated, so that the eccentric wheel rotates inside the top plate, the gravity center of the eccentric wheel is close to the connecting plate and extrudes the connecting plate to move, the connecting rod pulls the sliding block and the pull rod to move, the reset spring is compressed, and the clamping block is close to the top plate. So that the top plate can be opened for maintenance. The eccentric wheel focus is kept away from the connecting plate, and under reset spring's effect, the fixture block is kept away from to the roof, and fixture block and elevator railway carriage or compartment inboard side extrusion to accomplish the roof and close, make the roof fixed stable, avoided the working process in the roof to rock.
As a further scheme of the invention: the clamping block is correspondingly arranged at the inner side of the elevator cage body and can be nested in the clamping groove, so that the stability of fixing the top plate is improved.
As a further scheme of the invention: the cross-sections of the clamping block and the clamping groove are of isosceles trapezoid structures, so that the clamping block can be better embedded into the clamping groove, and the clamping block can be conveniently positioned.
As a further scheme of the invention: the top of draw-in groove is fixed on the elevator railway carriage or compartment internal side wall and is provided with the stopper, and the setting of stopper has a limiting action to the roof rotation, has avoided the roof to exceed the scope and has rotated.
As a further scheme of the invention: the side of fixture block is provided with the buffer layer, and the setting of buffer layer has increased the stability of fixture block embedding.
As a further scheme of the invention: the fixture block side wall is fixedly provided with a positioning protrusion, a positioning groove is formed in the clamping groove, the positioning protrusion is made of rubber, and the positioning protrusion is embedded into the positioning groove, so that the fixture block side wall is more firm in fixation.
As a further scheme of the invention: the lateral wall of connecting rod rotates and is provided with the second ball, and the second ball groove has been seted up to the inside of roof, and the second ball nestification is inside the second ball groove to it is more smooth and easy to make the connecting rod slide, has increased the gliding stability of connecting rod simultaneously.
As a further scheme of the invention: the upper surface and the lower surface of the eccentric wheel are rotatably provided with a plurality of third balls, third ball grooves are formed in the top plate on the two sides under the mountain of the eccentric wheel, and the third balls are nested in the third ball grooves, so that the friction force between the eccentric wheel and the top plate is reduced, and the eccentric wheel can rotate smoothly and stably.
As a further scheme of the invention: first ball groove has been seted up to the lateral wall of eccentric wheel, and eccentric wheel groove has been seted up to the side of connecting plate, and the inside rotation of eccentric wheel groove is provided with a plurality of first balls, and the lateral wall of eccentric wheel is nested inside eccentric wheel groove, and first ball is nested in the inside in first ball groove to make the eccentric wheel rotate more smoothly, stable.
Compared with the prior art, the invention has the beneficial effects that: the rotating handle is rotated, so that the eccentric wheel rotates inside the top plate, the gravity center of the eccentric wheel is close to the connecting plate and extrudes the connecting plate to move, the connecting rod pulls the sliding block and the pull rod to move, the reset spring is compressed, the clamping block is close to the top plate, and the operation is convenient and fast. So that the top plate can be opened for maintenance. The eccentric wheel focus is kept away from the connecting plate, and under reset spring's effect, the fixture block is kept away from to the roof, and fixture block and elevator railway carriage or compartment inboard side extrusion to accomplish the roof and close, make the roof fixed stable, avoided the working process in the roof to rock. The invention has the advantages that: simple structure, the simple operation, it is fixed stable, it is smooth and easy to slide, stability is good, the facilitate promotion is implemented.
Drawings
Fig. 1 is a schematic structural view of an elevator car top fixing device.
Fig. 2 is a schematic perspective view of a in fig. 1.
Fig. 3 is a schematic structural view of the inside of a in fig. 1.
Fig. 4 is a schematic structural view of a connecting rod and a connecting plate in an elevator car top fixing device.
Fig. 5 is a schematic structural view of an eccentric wheel in an elevator car top fixing device.
In the figure, the elevator car body 1, the mounting bracket 2, the limiting block 3, the top plate 4, the rotating handle 5, the clamping groove 6, the clamping block 7, the positioning protrusion 8, the eccentric wheel 9, the connecting plate 10, the connecting rod 11, the sliding block 12, the pull rod 13, the return spring 14, the positioning groove 15, the buffer layer 16, the first ball 17, the second ball groove 18, the second ball 19, the eccentric wheel groove 20, the third ball 21, the third ball groove 22 and the first ball groove 23.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1-5, an elevator car top fixing device comprises an elevator car body 1, a mounting frame 2 and a top plate 4, wherein the tops of two sides of an inner cavity of the elevator car body 1 are respectively and fixedly connected with two sides of the mounting frame 2, one end of the top plate 4 is rotatably connected to the inner side of one of the elevator car bodies 1, the other end of the top plate 4 is slidably nested with a plurality of pull rods 13, one ends of the pull rods 13 penetrate through reset springs 14 and are fixedly connected to the side surfaces of clamping blocks 7, the other ends of the pull rods 13 are fixedly connected with sliding blocks 12, the sliding blocks 12 are slidably nested inside the top plate 4, the side edges of the sliding blocks 12 are fixedly connected to one ends of connecting rods 11, the other ends of the connecting rods 11 are fixedly connected with connecting. An eccentric wheel 9 is rotatably arranged inside the top plate 4 below the connecting rod 11, the eccentric wheel 9 is fixedly connected with a rotating handle 5, and the rotating handle 5 extends out of the top plate 4. The side wall of the eccentric wheel 9 is in contact with the side surface of the connecting plate 10. Rotating the rotating handle 5, so that the eccentric 9 rotates inside the top plate 4, the eccentric 9 moves by pushing the connecting plate 10 by the gravity center, so that the connecting rod 11 pulls the sliding block 12 and the pull rod 13 to move, so that the return spring 14 is compressed, and the clamping block 7 moves toward the top plate 4. So that the top panel 4 can be opened for maintenance. The gravity center of the eccentric wheel 9 is far away from the connecting plate 10, the clamping block 7 is far away from the top plate 4 under the action of the reset spring 14, and the clamping block 7 is extruded with the inner side surface of the elevator car body 1, so that the top plate 4 is closed, the top plate 4 is fixed and stable, and the top plate 4 is prevented from shaking in the working process.
The clamping block 7 is correspondingly positioned on the inner side of the elevator cage body 1 and is provided with a clamping groove 6, and the clamping block 7 can be nested in the clamping groove 6, so that the stability of fixing the top plate 4 is improved. The cross sections of the clamping block 7 and the clamping groove 6 are of isosceles trapezoid structures, so that the clamping block 7 can be better embedded into the clamping groove 6, and the clamping block 7 can be conveniently positioned. The top of draw-in groove 6 is fixed on the 1 inside wall of elevator railway carriage or compartment body and is provided with stopper 3, and stopper 3's setting rotates roof 4 has a limiting displacement, has avoided roof 4 to exceed the scope and has rotated. The buffer layer 16 is arranged on the side surface of the fixture block 7, and the stability of embedding the fixture block 7 is improved due to the arrangement of the buffer layer 16.
The lateral wall of connecting rod 11 rotates and is provided with second ball 19, and second ball groove 18 has been seted up to the inside of roof 4, and second ball 19 nestification is inside second ball groove 18 to it is more smooth and easy to make connecting rod 11 slide, has increased the gliding stability of connecting rod 11 simultaneously. The upper surface and the lower surface of the eccentric wheel 9 are rotatably provided with a plurality of third balls 21, third ball grooves 22 are formed in the top plate 4 on the two sides of the underside of the eccentric wheel 9, and the third balls 21 are nested in the third ball grooves 22, so that the friction force between the eccentric wheel 9 and the top plate 4 is reduced, and the eccentric wheel 9 can rotate smoothly and stably. First ball groove 23 has been seted up to the lateral wall of eccentric wheel 9, and eccentric wheel groove 20 has been seted up to the side of connecting plate 10, and eccentric wheel groove 20 is inside to be rotated and is provided with a plurality of first balls 17, and the lateral wall of eccentric wheel 9 nests in inside eccentric wheel groove 20, and first ball 17 nests in the inside in first ball groove 23 to make eccentric wheel 9 rotate more smoothly, stably.
The working principle of the invention is as follows: rotating the rotating handle 5, so that the eccentric 9 rotates inside the top plate 4, the eccentric 9 moves by pushing the connecting plate 10 by the gravity center, so that the connecting rod 11 pulls the sliding block 12 and the pull rod 13 to move, so that the return spring 14 is compressed, and the clamping block 7 moves toward the top plate 4. So that the top panel 4 can be opened for maintenance. The gravity center of the eccentric wheel 9 is far away from the connecting plate 10, the clamping block 7 is far away from the top plate 4 under the action of the reset spring 14, and the clamping block 7 is extruded with the inner side surface of the elevator car body 1, so that the top plate 4 is closed, the top plate 4 is fixed and stable, and the top plate 4 is prevented from shaking in the working process.
Example 2
On embodiment 1's basis, 7 lateral walls of fixture block are fixed and are provided with location protrusion 8, and 6 insides of draw-in groove have seted up positioning groove 15, and location protrusion 8 is made for the rubber material, and inside 8 embedding positioning groove 15 of location protrusion to it is more firm to make fixed.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. The elevator car top fixing device comprises an elevator car body (1), a mounting frame (2) and a top plate (4), wherein the tops of two sides of an inner cavity of the elevator car body (1) are fixedly connected with two sides of the mounting frame (2) respectively, one end of the top plate (4) is rotatably connected to the inner side of one of the elevator car bodies (1), the elevator car top fixing device is characterized in that a plurality of pull rods (13) are slidably nested at the other end of the top plate (4), and one ends of the pull rods (13) penetrate through a reset spring (14) and are fixedly connected to the side face of a clamping block (7);
the other end fixedly connected with sliding block (12) of pull rod (13), the side fixed connection of sliding block (12) is in the one end of connecting rod (11), the other end fixedly connected with connecting plate (10) of connecting rod (11), the below of connecting rod (11) is provided with eccentric wheel (9) in roof (4) inside rotation, eccentric wheel (9) fixedly connected with twist grip (5).
2. The elevator car roof fixing device according to claim 1, wherein the clamping block (7) is correspondingly arranged on the inner side of the elevator car body (1) and provided with a clamping groove (6), and the clamping block (7) is nested in the clamping groove (6).
3. The elevator car roof fixing device as claimed in claim 1, wherein the cross sections of the fixture block (7) and the clamping groove (6) are isosceles trapezoid structures.
4. The elevator car roof fixing device according to claim 2, wherein a limiting block (3) is fixedly arranged above the clamping groove (6) on the inner side wall of the elevator car body (1).
5. The elevator car roof fixing device according to claim 1, wherein the side surface of the fixture block (7) is provided with a buffer layer (16).
6. The elevator car roof fixing device according to claim 1, wherein a positioning protrusion (8) is fixedly arranged on the side wall of the clamping block (7), a positioning groove (15) is formed in the clamping groove (6), the positioning protrusion (8) is made of rubber, and the positioning protrusion (8) is embedded in the positioning groove (15).
7. The elevator car roof fixing device according to claim 5 or 6, characterized in that the side wall of the connecting rod (11) is rotatably provided with a second ball (19), a second ball groove (18) is formed in the top plate (4), and the second ball (19) is nested in the second ball groove (18).
8. The elevator car roof fixing device according to claim 5 or 6, characterized in that a plurality of third balls (21) are rotatably arranged on the upper and lower surfaces of the eccentric wheel (9), third ball grooves (22) are formed in the top plate (4) on the two mountainous lower sides of the eccentric wheel (9), and the third balls (21) are nested in the third ball grooves (22).
9. The elevator car roof fixing device according to claim 5 or 6, wherein the side wall of the eccentric wheel (9) is provided with a first ball groove (23), the side surface of the connecting plate (10) is provided with an eccentric wheel groove (20), a plurality of first balls (17) are rotatably arranged in the eccentric wheel groove (20), the side wall of the eccentric wheel (9) is nested in the eccentric wheel groove (20), and the first balls (17) are nested in the first ball groove (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964950.9A CN110723623A (en) | 2019-10-11 | 2019-10-11 | Elevator car roof fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910964950.9A CN110723623A (en) | 2019-10-11 | 2019-10-11 | Elevator car roof fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110723623A true CN110723623A (en) | 2020-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910964950.9A Pending CN110723623A (en) | 2019-10-11 | 2019-10-11 | Elevator car roof fixing device |
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| Country | Link |
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| CN (1) | CN110723623A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07309561A (en) * | 1994-05-20 | 1995-11-28 | Otis Elevator Co | Locking device of swing return panel |
| CN2667094Y (en) * | 2003-12-09 | 2004-12-29 | 徐建中 | Door or window lock |
| JP2007246243A (en) * | 2006-03-17 | 2007-09-27 | Fujitec Co Ltd | Lighting device at ceiling of elevator car |
| CN104401856A (en) * | 2014-11-21 | 2015-03-11 | 江南嘉捷电梯股份有限公司 | Split elevator ceiling structure |
| CN104401857A (en) * | 2014-11-21 | 2015-03-11 | 江南嘉捷电梯股份有限公司 | Elevator ceiling structure |
| CN204223995U (en) * | 2014-11-08 | 2015-03-25 | 台州富士电梯制造有限公司 | Elevator |
| CN105253748A (en) * | 2015-11-27 | 2016-01-20 | 佛山住友富士电梯有限公司 | Dish transfer elevator system |
| CN208776161U (en) * | 2018-08-28 | 2019-04-23 | 康达电梯有限公司 | A kind of elevator car top fixed structure |
-
2019
- 2019-10-11 CN CN201910964950.9A patent/CN110723623A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07309561A (en) * | 1994-05-20 | 1995-11-28 | Otis Elevator Co | Locking device of swing return panel |
| CN2667094Y (en) * | 2003-12-09 | 2004-12-29 | 徐建中 | Door or window lock |
| JP2007246243A (en) * | 2006-03-17 | 2007-09-27 | Fujitec Co Ltd | Lighting device at ceiling of elevator car |
| CN204223995U (en) * | 2014-11-08 | 2015-03-25 | 台州富士电梯制造有限公司 | Elevator |
| CN104401856A (en) * | 2014-11-21 | 2015-03-11 | 江南嘉捷电梯股份有限公司 | Split elevator ceiling structure |
| CN104401857A (en) * | 2014-11-21 | 2015-03-11 | 江南嘉捷电梯股份有限公司 | Elevator ceiling structure |
| CN105253748A (en) * | 2015-11-27 | 2016-01-20 | 佛山住友富士电梯有限公司 | Dish transfer elevator system |
| CN208776161U (en) * | 2018-08-28 | 2019-04-23 | 康达电梯有限公司 | A kind of elevator car top fixed structure |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200124 |
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| RJ01 | Rejection of invention patent application after publication |