CN211769590U - Safety device for installation of scaffold-free elevator - Google Patents
Safety device for installation of scaffold-free elevator Download PDFInfo
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- CN211769590U CN211769590U CN202020232464.6U CN202020232464U CN211769590U CN 211769590 U CN211769590 U CN 211769590U CN 202020232464 U CN202020232464 U CN 202020232464U CN 211769590 U CN211769590 U CN 211769590U
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- lifting rod
- scaffold
- plate
- safety device
- car
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Abstract
The utility model discloses a safety device is used in installation of scaffold free elevator, including setting up in lifting rod (1) of car (2) one side, lifting rod (1) top is equipped with clamp plate (3), the lower extreme of lifting rod (1) is equipped with pivot (4), pivot (4) are inserted in connecting plate (5) of safety tongs, be equipped with footboard (6) of being connected with clamp plate (3) on lifting rod (1), footboard (6) are located the top of car (2), the bottom of footboard (6) is equipped with spring (7) passed by lifting rod (1), the lower extreme of spring (7) is equipped with upper bracket (8) passed by lifting rod (1), upper bracket (8) are connected with the lateral wall of car (2). The utility model has the advantages of potential safety hazard reduces when can making no scaffold elevator installation, but still has with low costs, application scope wider, reuse and easy operation's advantage.
Description
Technical Field
The utility model belongs to the safety device field that the elevator was used especially relates to a safety device is used in installation of no scaffold frame elevator.
Background
When the scaffold-free elevator is installed, the lift car is used as an installation platform, workers stand at the top of the lift car and install various parts on the inner wall of the shaft, and the lift car can move up and down under the control of an elevator system, so that the workers can smoothly complete installation of various parts with different heights in the shaft. Because the installation of the whole elevator is not completed yet, the debugging of various parameters of the elevator system is not completed yet completely, when an accident happens, the car falls rapidly, the safety gear at the bottom of the car can not act in time under the control of the elevator system, namely, the lifting mechanism of the safety gear can not drive the connecting plate of the safety gear to rotate under the control of the elevator system, so that the clamping block of the safety gear cannot be tightly clamped with the rail, the safety gear cannot prevent the car from falling, the safety accident is caused, and the potential safety hazard is large.
Therefore, the existing scaffold-free elevator has the defect of great potential safety hazard during installation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safety device is used in installation of no scaffold frame elevator. The utility model has the advantages of potential safety hazard reduces when can making no scaffold elevator installation, but still has with low costs, application scope wider, reuse and easy operation's advantage.
The technical scheme of the utility model: the utility model provides a safety device is used in installation of scaffold free elevator, is including setting up in the lifting rod of car one side, and the lifting rod top is equipped with the clamp plate, and the lower extreme of lifting rod is equipped with the pivot, and in the connecting plate of safety tongs was inserted to the pivot, the last footboard of being connected with the clamp plate that is equipped with of lifting rod, footboard are located the top of car, and the bottom of footboard is equipped with the spring that is passed by the lifting rod, and the lower extreme of spring is equipped with the upper bracket that is passed by the lifting rod, and the upper bracket is.
In the safety device for installing the scaffold-free elevator, the pedal is in a Z shape, anti-skid patterns are arranged on the pedal, one end of the pedal is penetrated through by the lifting rod, an adjusting nut connected with the lifting rod is arranged above the pedal, and a gasket is arranged between the adjusting nut and the pedal; the pressing plate is inverted L-shaped, a long hole is formed in a vertical arm of the pressing plate, a screw is arranged in the long hole, the pressing plate is connected with the rib plate through the screw, and the rib plate is fixed with the pedal.
In the safety device for installing the scaffold-free elevator, the upper support is provided with the guide sleeve, and the guide sleeve is positioned between the spring and the lifting rod.
In the safety device for installing the scaffold-free elevator, the middle part of the lifting rod is provided with the middle support connected with the side wall of the car, and the middle support is provided with the rubber ring penetrated by the lifting rod.
In the safety device for installing the scaffold-free elevator, the lifting rod is connected with the rotating shaft through the adapter plate, and one end of the adapter plate is rotatably connected with the lifting rod.
In the safety device for installing the scaffold-free elevator, the lower end of the lifting rod is screwed with the lifting pipe, the lower end of the lifting pipe is provided with the lifting rod plate, and the lifting rod plate is rotatably connected with the adapter plate.
In the safety device for installing the scaffold-free elevator, the pressing plate is provided with a pressing seat pipe which is penetrated by the lifting rod.
Compared with the prior art, the utility model discloses can make the safety tongs press from both sides tight track at any time to avoid the car to fall rapidly when the accident takes place, reduce the potential safety hazard. The utility model discloses the security when borrowing the safety tongs that car self has when improving the elevator installation, simple structure, it is with low costs. The lower extreme of pull rod is equipped with the lifting tube of spiro union, and the lifting tube is the extension of lifting rod for change the length of lifting rod, make lifting rod adjustable length, thereby make the utility model discloses can install and use on the car of co-altitude not, application scope is wider. After the elevator installation is accomplished, the utility model discloses the detachable recycles. Furthermore, the operation of the present invention is also very simple.
Therefore, the utility model has the advantages of potential safety hazard reduces when can making no scaffold elevator installation, but still has with low costs, application scope is wider, reuse and easy operation's advantage.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of fig. 1 at a.
Fig. 3 is an enlarged view of fig. 1 at B.
Fig. 4 is an enlarged view of fig. 1 at C.
Fig. 5 is a front view of the upper bracket.
Fig. 6 is a front view of the pedal.
The labels in the figures are: 1-lifting rod, 2-car, 3-pressing plate, 4-rotating shaft, 5-connecting plate, 6-pedal, 7-spring, 8-upper support, 9-adjusting nut, 10-washer, 11-long hole, 12-screw, 13-guide sleeve, 14-middle support, 15-rubber ring, 16-adapter plate, 17-lifting pipe, 18-lifting rod plate, 19-rib plate and 20-seat pressing pipe.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. The utility model provides a safety device is used in installation of scaffold free elevator, as shown in fig. 1, including setting up in the lifting rod 1 of car 2 one side, lifting rod 1 top is equipped with clamp plate 3, lifting rod 1's lower extreme is equipped with pivot 4, pivot 4 inserts in safety tongs's connecting plate 5, be equipped with the footboard 6 of being connected with clamp plate 3 on lifting rod 1, footboard 6 is located car 2's top, the bottom of footboard 6 is equipped with the spring 7 that is passed by lifting rod 1, the lower extreme of spring 7 is equipped with the upper bracket 8 that is passed by lifting rod 1, upper bracket 8 is connected with car 2's lateral wall, for example can be connected with the stand of car 2 both sides.
The pedal 6 is Z-shaped, anti-skid patterns are arranged on the pedal 6, one end of the pedal 6 is penetrated through by the lifting rod 1, an adjusting nut 9 connected with the lifting rod 1 is arranged above the pedal 6, and a gasket 10 penetrated through by the lifting rod 1 is arranged between the adjusting nut 9 and the pedal 6; the pressing plate 3 is inverted L-shaped, a long hole 11 is formed in a vertical arm of the pressing plate 3, a screw 12 is arranged in the long hole 11, the pressing plate 3 is connected with a rib plate 19 through the screw 12, and the rib plate 19 is fixed with the pedal 6. The adjusting nut 9 can be used for adjusting the pretightening force of the spring 7, so that the clamping force between the safety tongs and the track is changed.
The upper bracket 8 is provided with a guide sleeve 13, and the guide sleeve 13 is positioned between the spring 7 and the lifting rod 1.
The middle part of the lifting rod 1 is provided with a middle support 14 connected with the side wall of the lift car 2, and the middle support 14 is provided with a rubber ring 15 penetrated by the lifting rod 1.
The lower end of the lifting rod 1 is in threaded connection with a lifting pipe 17, the lower end of the lifting pipe 17 is provided with a lifting rod plate 18, the lifting rod plate 18 is rotatably connected with the adapter plate 16, and the adapter plate 16 is provided with a rotating shaft 4.
The pressing plate 3 is provided with a pressing seat tube 20 penetrated by the lifting rod 1.
The working principle is as follows: a worker standing at the top of the car 2 treads the pedal 6, the pedal 6 sequentially passes through the rib plate 19 and the screw 12 to drive the pressing plate 3 to move downwards, the spring 7 is compressed under the action of the pressing plate 3, the pressing plate 3 sequentially passes through the lifting rod 1, the lifting pipe 17, the lifting rod plate 18 and the adapter plate 16 to drive the rotating shaft 4 to move downwards, the rotating shaft 4 drives the connecting plate 5 of the safety tongs to rotate forwards, a clamping block of the safety tongs is loosened from a rail, and the car 2 can move up and down under the control of an elevator system.
When the car 2 happens in the accident of removal in-process, when falling rapidly, the workman loosens footboard 6, under the effect of spring 7, footboard 6 rises, footboard 6 loops through packing ring 10 and adjusting nut 9 and drives lifting rod 1 and rise, lifting rod 1 drives lifting pipe 17 in proper order, lifting rod board 18 and keysets 16 drive pivot 4 rebound, pivot 4 drives the connecting plate 5 antiport of safety tongs, make the clamp splice of safety tongs press from both sides tightly with the track, car 2 stops to fall, avoid the incident to take place, reduce the potential safety hazard.
In addition, when the car 2 moves to the specified position of the shaft and a worker installs parts on the inner wall of the shaft, the worker loosens the pedal 6, the clamping block of the safety tongs is clamped with the rail, and the car 2 is prevented from falling. Only during the up and down movement of the car 2 is the worker required to step on the pedal 6.
The utility model has the advantages of potential safety hazard reduces when can making no scaffold elevator installation, but still has with low costs, application scope wider, reuse and easy operation's advantage.
Claims (7)
1. The utility model provides a safety device is used in installation of scaffold free elevator which characterized in that: including setting up in lifting rod (1) of car (2) one side, lifting rod (1) top is equipped with clamp plate (3), the lower extreme of lifting rod (1) is equipped with pivot (4), pivot (4) are inserted in connecting plate (5) of safety tongs, be equipped with footboard (6) of being connected with clamp plate (3) on lifting rod (1), footboard (6) are located the top of car (2), the bottom of footboard (6) is equipped with spring (7) that are passed by lifting rod (1), the lower extreme of spring (7) is equipped with upper bracket (8) that are passed by lifting rod (1), upper bracket (8) are connected with the lateral wall of car (2).
2. The safety device for scaffold-free elevator installation according to claim 1, characterized in that: the pedal (6) is Z-shaped, anti-skid patterns are arranged on the pedal (6), one end of the pedal (6) is penetrated through by the lifting rod (1), an adjusting nut (9) connected with the lifting rod (1) is arranged above the pedal (6), and a gasket (10) is arranged between the adjusting nut (9) and the pedal (6); the pressing plate (3) is inverted L-shaped, a long hole (11) is formed in a vertical arm of the pressing plate (3), a screw (12) is arranged in the long hole (11), the pressing plate (3) is connected with a rib plate (19) through the screw (12), and the rib plate (19) is fixed with the pedal (6).
3. The safety device for scaffold-free elevator installation according to claim 1, characterized in that: the upper bracket (8) is provided with a guide sleeve (13), and the guide sleeve (13) is positioned between the spring (7) and the lifting rod (1).
4. The safety device for scaffold-free elevator installation according to claim 1, characterized in that: the middle part of the lifting rod (1) is provided with a middle support (14) connected with the side wall of the lift car (2), and the middle support (14) is provided with a rubber ring (15) penetrated by the lifting rod (1).
5. The safety device for scaffold-free elevator installation according to claim 1, characterized in that: the lifting rod (1) is connected with the rotating shaft (4) through the adapter plate (16), and one end of the adapter plate (16) is rotatably connected with the lifting rod (1).
6. The safety device for scaffold-free elevator installation according to claim 5, characterized in that: the lower end of the lifting rod (1) is in threaded connection with a lifting pipe (17), the lower end of the lifting pipe (17) is provided with a lifting rod plate (18), and the lifting rod plate (18) is rotatably connected with the adapter plate (16).
7. The safety device for scaffold-free elevator installation according to claim 2, characterized in that: the pressing plate (3) is provided with a pressing seat pipe (20) which is penetrated by the lifting rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020232464.6U CN211769590U (en) | 2020-02-28 | 2020-02-28 | Safety device for installation of scaffold-free elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020232464.6U CN211769590U (en) | 2020-02-28 | 2020-02-28 | Safety device for installation of scaffold-free elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211769590U true CN211769590U (en) | 2020-10-27 |
Family
ID=72901452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020232464.6U Active CN211769590U (en) | 2020-02-28 | 2020-02-28 | Safety device for installation of scaffold-free elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211769590U (en) |
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2020
- 2020-02-28 CN CN202020232464.6U patent/CN211769590U/en active Active
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