CN214569963U - Anti-falling device - Google Patents
Anti-falling device Download PDFInfo
- Publication number
- CN214569963U CN214569963U CN202120304673.1U CN202120304673U CN214569963U CN 214569963 U CN214569963 U CN 214569963U CN 202120304673 U CN202120304673 U CN 202120304673U CN 214569963 U CN214569963 U CN 214569963U
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- Prior art keywords
- buckle
- damping
- strip
- shell
- fixed
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- 230000035939 shock Effects 0.000 claims abstract description 25
- 238000013016 damping Methods 0.000 claims description 54
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000003028 elevating effect Effects 0.000 abstract 1
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 241000220317 Rosa Species 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses an anti-falling device, including device shell, shock attenuation cavity, backup pad, first motor and second motor, the bottom mounting of device shell has the shock attenuation cavity, and the central point department of putting of shock attenuation cavity bottom is fixed with the backup pad to the top of backup pad is provided with the lifter plate, all be provided with the buckle piece of equidistant on the inner wall of device shell both sides, and the inside of device shell is provided with the buckle shell to all be provided with the buckle cavity on the outer wall of buckle shell both sides, first motor is installed on the top of device shell, and the output of first motor installs first pivot through the shaft coupling. The utility model discloses not only can go up and down to stranded elevator when the lifting rope disconnection, still be provided with buffer in the bottom, avoid the elevator to drop and directly hit ground, when top elevating gear can not use, also can go up and down moreover, provide very big convenience for the rescue action.
Description
Technical Field
The utility model relates to a safety first aid technical field specifically is an anti-falling device.
Background
The elevator is a vertical lifting mechanism taking a motor as power, is used for taking people or carrying goods in a multi-storey building, has very important safety performance due to the use of the elevator and the multi-storey building, and can cause the lift car to lose weight and fall to cause accidents once the elevator breaks down.
The existing anti-falling device can not lift when a lifting rope is disconnected, so that much inconvenience is caused to rescue actions; secondly, when the anti-falling device of the existing anti-falling device fails, the elevator rapidly descends and directly hits the ground, so that the trapped people are greatly injured; thirdly, when the lifting equipment at the top of the existing anti-falling device cannot be used, great difficulty is also increased for rescuing the trapped personnel.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-falling device to solve among the above-mentioned background art and put forward the device and just can't go up and down when the lifting rope breaks off, cause a lot of inconveniences to the rescue action, when anti-falling device was out of order, the elevator descends rapidly, directly hits ground, can cause very big injury to stranded personnel, when top lifting equipment can't use, also increased the problem of very big degree of difficulty to stranded personnel's the rescue.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling device comprises a device shell, a damping cavity, a supporting plate, a first motor and a second motor, wherein the damping cavity is fixed at the bottom end of the device shell, the supporting plate is fixed at the central position of the bottom of the damping cavity, a lifting plate is arranged at the top end of the supporting plate, clamping blocks with equal intervals are arranged on the inner walls of the two sides of the device shell, a clamping shell is arranged inside the device shell, clamping cavities are arranged on the outer walls of the two sides of the clamping shell, the first motor is arranged at the top end of the device shell, a first rotating shaft is arranged at the output end of the first motor through a coupler, the second motor is arranged at one side of the device shell, a second rotating shaft is arranged at the output end of the second motor through a coupler, the bottom end of the second rotating shaft extends into the damping cavity and is fixed with a threaded rod, and the bottom end of the threaded rod is rotatably connected with the bottom of the damping cavity, the bottom of the damping cavity on one side of the supporting plate is fixed with a fixed rod, the top end of the fixed rod is fixedly connected with the top of the damping cavity, the outer walls of the fixed rod and the threaded rod are sleeved with a lifting plate, the lifting plate is connected with the fixed rod in a sliding mode, and the lifting plate is connected with the threaded rod in a threaded mode.
Preferably, the inside of buckle shell is provided with first buckle strip and second buckle strip, and first buckle strip rotates with the one end of second buckle strip to be connected, and the other end of first buckle strip and second buckle strip extends to the outer wall of buckle shell through the buckle cavity on to all be provided with on the outer wall of first buckle strip and buckle piece and rotate the cavity, play the effect of scram.
Preferably, all be fixed with the fixed block on the inner wall of buckle shell both sides, and the top of first buckle strip and second buckle strip all is fixed with first spring to the one end of buckle shell all is provided with the dwang, and the dwang rotates with the buckle shell to be connected, and the dwang runs through the fixed block rotation connection that rotates the cavity and the other end, loses the constraint of lifting rope, and first buckle strip and second buckle strip will be flicked in the spring expansion.
Preferably, a rotating wheel is fixed at one end of the first rotating shaft, a traction rope is wound on the outer wall of the rotating wheel, and the bottom end of the traction rope extends into the device shell and is fixedly connected with the top end of the buckle shell, so that the elevator is lifted.
Preferably, the both sides on backup pad top all are fixed with the support bar, and the one end of support bar is fixed with the sleeve to be provided with the second spring on telescopic outer wall, play absorbing effect.
Preferably, telescopic one end is fixed with the snubber block, and the one end of snubber block is provided with first shock attenuation strip, and first shock attenuation strip rotates with the sleeve to be connected, and telescopic one end is provided with the second shock attenuation strip, and the second shock attenuation strip rotates with the sleeve to be connected, supplementary absorbing effect.
Preferably, the bottom of first shock attenuation strip is provided with first shock attenuation board, and first shock attenuation board rotates with first shock attenuation strip to be connected, telescopic bottom and backup pad fixed connection, and the top of first shock attenuation board is provided with the second shock attenuation board, and the bottom of second shock attenuation board rotates with the second shock attenuation strip to be connected, bears the elevator that falls down rapidly.
Compared with the prior art, the beneficial effects of the utility model are that: the anti-falling device can lift the trapped elevator when the lifting rope is disconnected, the buffer device is arranged at the bottom, the elevator is prevented from falling and directly hitting the ground, and the anti-falling device can lift when the lifting device at the top cannot be used, so that great convenience is provided for rescue actions;
(1) when the first motor, the first rotating shaft, the rotating wheel and the traction rope are arranged, when the trapped people are rescued, the first motor is started, the first motor drives the rotating wheel to rotate through the first rotating shaft, the rotating wheel rotates to enable the traction rope to be wound on the outer wall of the traction rope to enable the elevator to ascend or descend, and therefore the elevator can be stopped at an elevator entrance to rescue the trapped people;
(2) when the elevator suddenly stops and does not play a role, the elevator rapidly drops down through the arrangement of the second damping plate, the sleeve, the first damping strip, the second spring and the second damping strip, and when the elevator collides with the second damping plate, the elevator is damped under the action of the sleeve, the first damping strip, the second spring and the second damping strip, so that the elevator is protected, and trapped people are prevented from being directly injured;
(3) through being provided with the second motor, the second pivot, threaded rod and lifter plate start the second motor when needs are rescued enclosing stranded personnel, and the second motor drives the threaded rod through the second pivot and rotates, and the threaded rod rotates and makes the lifter plate rise, and when the lifter plate rose, stranded elevator also will rise, can implement the rescue when the elevator rose to the elevator mouth.
Drawings
FIG. 1 is a schematic view of a front view of the anti-falling device of the present invention;
FIG. 2 is a schematic view of a structure of a buckle strip of the anti-falling device of the present invention;
FIG. 3 is a schematic side view of a buckle strip of the anti-falling device of the present invention;
FIG. 4 is a schematic view of a side view of a buckle housing of the fall preventing device of the present invention;
fig. 5 is an enlarged schematic structural view of a position a in fig. 1 of the anti-falling device of the present invention.
In the figure: 1. a device housing; 2. a damping cavity; 3. a support plate; 4. a lifting plate; 5. fixing the rod; 6. a buckling block; 7. a buckle housing; 8. a first snap strip; 9. a fixed block; 10. a first motor; 11. a first rotating shaft; 12. a rotating wheel; 13. a pulling rope; 14. a first spring; 15. rotating the rod; 16. a second snap strip; 17. a second motor; 18. a second rotating shaft; 19. a threaded rod; 20. rotating the cavity; 21. a buckle cavity; 22. a supporting strip; 23. a sleeve; 24. a damper block; 25. a first damper plate; 26. a first shock absorbing strip; 27. a second spring; 28. a second damping strip; 29. a second damping plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: an anti-falling device comprises a device shell 1, a damping cavity 2, a supporting plate 3, a first motor 10 and a second motor 17, wherein the damping cavity 2 is fixed at the bottom end of the device shell 1, the supporting plate 3 is fixed at the central position of the bottom of the damping cavity 2, and a lifting plate 4 is arranged at the top end of the supporting plate 3;
supporting bars 22 are fixed on both sides of the top end of the supporting plate 3, a sleeve 23 is fixed at one end of each supporting bar 22, and a second spring 27 is arranged on the outer wall of each sleeve 23;
a damping block 24 is fixed at one end of the sleeve 23, a first damping strip 26 is arranged at one end of the damping block 24, the first damping strip 26 is rotatably connected with the sleeve 23, a second damping strip 28 is arranged at one end of the sleeve 23, and the second damping strip 28 is rotatably connected with the sleeve 23 to bear the elevator which rapidly falls;
the bottom end of the first damping strip 26 is provided with a first damping plate 25, the first damping plate 25 is rotatably connected with the first damping strip 26, the bottom end of the sleeve 23 is fixedly connected with the support plate 3, a second damping plate 29 is arranged above the first damping plate 25, the bottom end of the second damping plate 29 is rotatably connected with a second damping strip 28, and when the top lifting device cannot be used, the lifting device can also lift, so that great convenience is provided for rescue actions;
the inner walls of two sides of the device shell 1 are provided with clamping blocks 6 with equal distance, the inside of the device shell 1 is provided with a clamping shell 7, and the outer walls of two sides of the clamping shell 7 are provided with clamping cavities 21;
a first buckle strip 8 and a second buckle strip 16 are arranged inside the buckle shell 7, one ends of the first buckle strip 8 and the second buckle strip 16 are rotatably connected, the other ends of the first buckle strip 8 and the second buckle strip 16 extend to the outer wall of the buckle shell 7 through a buckle cavity 21, and the outer walls of the first buckle strip 8 and the buckle block 6 are both provided with a rotating cavity 20, so that the constraint of a lifting rope is lost, and the first buckle strip 8 and the second buckle strip 16 can be flicked when the spring is unfolded;
the inner walls of two sides of the buckle shell 7 are both fixed with fixing blocks 9, the top ends of the first buckle strip 8 and the second buckle strip 16 are both fixed with first springs 14, one end of the buckle shell 7 is provided with a rotating rod 15, the rotating rod 15 is rotatably connected with the buckle shell 7, and the rotating rod 15 penetrates through the rotating cavity 20 to be rotatably connected with the fixing block 9 at the other end, so that the elevator is lifted;
a first motor 10 is installed at the top end of the device shell 1, a first rotating shaft 11 is installed at the output end of the first motor 10 through a coupler, and the type of the first motor 10 can be Y112M-2;
a rotating wheel 12 is fixed at one end of the first rotating shaft 11, a traction rope 13 is sleeved on the outer wall of the rotating wheel 12, and the bottom end of the traction rope 13 extends into the device shell 1 and is fixedly connected with the top end of the buckle shell 7, so that the shock absorption effect is achieved;
the second motor 17 is installed to one side of device shell 1, and the output of second motor 17 installs second pivot 18 through the shaft coupling, and the bottom of second pivot 18 extends to the inside of shock attenuation cavity 2 and is fixed with threaded rod 19, this second motor 17's model can be Y90S-2, the bottom of threaded rod 19 rotates with the bottom of shock attenuation cavity 2 to be connected, the bottom of 3 one side shock attenuation cavities 2 of backup pad is fixed with dead lever 5, and the top of dead lever 5 and the top fixed connection of shock attenuation cavity 2, and the cover is equipped with lifter plate 4 on the outer wall of dead lever 5 and threaded rod 19, lifter plate 4 and dead lever 5 sliding connection, lifter plate 4 and threaded rod 19 threaded connection.
The working principle is as follows: when the elevator lifting rope is disconnected, the first spring 14 loses pulling force to be externally bounced, the first buckling strip 8 and the second buckling strip 16 are enabled to be outwards warped and clamped with the buckling block 6 under the action of the fixed block 9, the rotating rod 15 and the rotating cavity 20 by the external elastic force, so that the elevator emergency stop function is achieved, when trapped people are rescued, the first motor 10 is started, the first motor 10 drives the rotating wheel 12 to rotate through the first rotating shaft 11, the rotating wheel 12 rotates to enable the traction rope 13 to be wound on the outer wall of the traction rope to enable the elevator to ascend or descend, so that the elevator can be stopped at an elevator entrance to rescue the trapped people, when the emergency stop does not work, the elevator rapidly descends, and collides with the second damping plate 29, the elevator is damped under the action of the sleeve 23, the first damping strip 26, the second spring 27 and the second damping strip 28 to achieve the protection function, avoid stranded personnel directly to receive the injury, when needs are rescued enclosing stranded personnel at last, start second motor 17, second motor 17 drives threaded rod 19 through second pivot 18 and rotates, and threaded rod 19 rotates and makes lifter plate 4 rise, and when lifter plate 4 rose, stranded elevator also will rise, can implement the rescue when the elevator rises to the elevator mouth, accomplishes anti-falling device's work.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a falling preventing device, includes device shell (1), shock attenuation cavity (2), backup pad (3), first motor (10) and second motor (17), its characterized in that: the damping device is characterized in that a damping cavity (2) is fixed at the bottom end of a device shell (1), a supporting plate (3) is fixed at the central position of the bottom of the damping cavity (2), a lifting plate (4) is arranged at the top end of the supporting plate (3), clamping blocks (6) with equal intervals are arranged on the inner walls of two sides of the device shell (1), a clamping shell (7) is arranged inside the device shell (1), clamping cavities (21) are arranged on the outer walls of two sides of the clamping shell (7), a first motor (10) is installed at the top end of the device shell (1), a first rotating shaft (11) is installed at the output end of the first motor (10) through a coupler, a second motor (17) is installed at one side of the device shell (1), a second rotating shaft (18) is installed at the output end of the second motor (17) through a coupler, the bottom end of the second rotating shaft (18) extends to the inside of the damping cavity (2) and is fixed with a threaded rod (19), the bottom of threaded rod (19) is rotated with the bottom of shock attenuation cavity (2) and is connected, the bottom of backup pad (3) one side shock attenuation cavity (2) is fixed with dead lever (5), the top of dead lever (5) and the top fixed connection of shock attenuation cavity (2) to the cover is equipped with on the outer wall of dead lever (5) and threaded rod (19) lifter plate (4), lifter plate (4) and dead lever (5) sliding connection, lifter plate (4) and threaded rod (19) threaded connection.
2. The fall arrest device according to claim 1, wherein: the both sides on backup pad (3) top all are fixed with support bar (22), and the one end of support bar (22) is fixed with sleeve (23) to be provided with second spring (27) on the outer wall of sleeve (23).
3. The fall arrest device according to claim 1, wherein: all be fixed with fixed block (9) on the inner wall of buckle shell (7) both sides, and the top of first buckle strip (8) and second buckle strip (16) all is fixed with first spring (14) to the one end of buckle shell (7) all is provided with dwang (15), and dwang (15) are rotated with buckle shell (7) and are connected, and dwang (15) run through and rotate fixed block (9) rotation connection of cavity (20) and the other end.
4. The fall arrest device according to claim 1, wherein: the buckle is characterized in that a first buckle strip (8) and a second buckle strip (16) are arranged inside the buckle shell (7), the first buckle strip (8) is rotatably connected with one end of the second buckle strip (16), the other ends of the first buckle strip (8) and the second buckle strip (16) extend to the outer wall of the buckle shell (7) through a buckle cavity (21), and a rotating cavity (20) is arranged on the outer walls of the first buckle strip (8) and the buckle block (6).
5. The fall arrest device according to claim 1, wherein: one end of the first rotating shaft (11) is fixed with a rotating wheel (12), the outer wall of the rotating wheel (12) is sleeved with a pulling rope (13), and the bottom end of the pulling rope (13) extends into the device shell (1) and is fixedly connected with the top end of the buckle shell (7).
6. The fall arrest device according to claim 2, wherein: one end of the sleeve (23) is fixed with a damping block (24), one end of the damping block (24) is provided with a first damping strip (26), the first damping strip (26) is rotatably connected with the sleeve (23), one end of the sleeve (23) is provided with a second damping strip (28), and the second damping strip (28) is rotatably connected with the sleeve (23).
7. The fall arrest device according to claim 6, wherein: the bottom end of the first damping strip (26) is provided with a first damping plate (25), the first damping plate (25) is rotatably connected with the first damping strip (26), the bottom end of the sleeve (23) is fixedly connected with the supporting plate (3), a second damping plate (29) is arranged above the first damping plate (25), and the bottom end of the second damping plate (29) is rotatably connected with the second damping strip (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120304673.1U CN214569963U (en) | 2021-02-03 | 2021-02-03 | Anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120304673.1U CN214569963U (en) | 2021-02-03 | 2021-02-03 | Anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214569963U true CN214569963U (en) | 2021-11-02 |
Family
ID=78349415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120304673.1U Expired - Fee Related CN214569963U (en) | 2021-02-03 | 2021-02-03 | Anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214569963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115339979A (en) * | 2022-08-29 | 2022-11-15 | 北京房地天宇特种设备安装工程有限公司 | Standby power system for elevator maintenance |
-
2021
- 2021-02-03 CN CN202120304673.1U patent/CN214569963U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115339979A (en) * | 2022-08-29 | 2022-11-15 | 北京房地天宇特种设备安装工程有限公司 | Standby power system for elevator maintenance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |