CN217322936U - Elevator safety tongs lifting device - Google Patents
Elevator safety tongs lifting device Download PDFInfo
- Publication number
- CN217322936U CN217322936U CN202220652162.3U CN202220652162U CN217322936U CN 217322936 U CN217322936 U CN 217322936U CN 202220652162 U CN202220652162 U CN 202220652162U CN 217322936 U CN217322936 U CN 217322936U
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- CN
- China
- Prior art keywords
- fixedly connected
- seat
- guide rod
- rod
- elevator safety
- 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.)
- Expired - Fee Related
Links
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- 230000035939 shock Effects 0.000 claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000014759 maintenance of location Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 230000001052 transient effect Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 11
- 239000007787 solid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Abstract
The utility model belongs to the technical field of the elevator, specifically disclose an elevator safety tongs pulling device, including carrying the seat, carry the top fixedly connected with buffer cylinder of seat, the inner wall of buffer cylinder is provided with waterborne shock attenuation board, the internal surface sliding connection of buffer cylinder has the guide rod, the surface movable sleeve of guide rod is equipped with the fixed station, the surface of guide rod is provided with tight position bolt, carry the top fixedly connected with seat platform of seat. This elevator safety tongs pulling apparatus, receive the pull rod when the safety tongs braking and receive the transient impact force after the certain degree, the guide rod can be along buffer cylinder inner wall extrusion waterborne shock attenuation board, can carry out the slowly-releasing to the transient impact force that the guide rod received, and the damping buffering cushion can effectively alleviate the tired soft problem of spring when absorbing the partial noise that spare part produced to and the absorption of damping sound-proof felt to the noise, and then fall through the buffering and fall the panic sense of passenger under the flexible deceleration reduction emergency.
Description
Technical Field
The application relates to the technical field of elevators, in particular to an elevator safety gear lifting device.
Background
The elevator safety gear is a safety protection device of an elevator, and the elevator safety gear device is a safety device which emergently stops and clamps a car on a guide rail under the control of a speed limiter when the speed of the elevator exceeds the set limit speed of the speed limiter of the elevator or a suspension rope is broken and loosened.
When the safety tongs brake in an emergency situation of the elevator, the safety tongs lever drives the speed limiter steel wire rope, the tension wheel keeps the friction force between the speed limiter steel wire rope and the speed limiter wheel, so that the rotating speed of the speed limiter wheel is kept consistent with the running speed of the car, the safety of the elevator is ensured, at present, rigid connection is mostly adopted between the lifting rod and the car, certain instantaneous impact force can be generated in the running process, meanwhile, the abrasion between parts can generate partial noise, and the panic feeling of passengers in the emergency situation is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an elevator safety gear lifting device to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides an elevator safety tongs lifting device, including carrying the seat, carry the top fixedly connected with buffer cylinder of seat, the inner wall of buffer cylinder is provided with waterborne damper plate, the internal surface sliding connection of buffer cylinder has the guide rod, the surface movable sleeve of guide rod is equipped with the fixed station, the surface of guide rod is provided with tight position bolt, carry the top fixedly connected with seat platform of seat, the top fixedly connected with storage cylinder of seat platform, the inside of storage cylinder is provided with slow-release mechanism.
Preferably, the top of the seat stand is fixedly connected with a limiting plate, and the top of the seat stand is fixedly connected with a spring.
Preferably, the slow release mechanism comprises a shock absorption and buffering rubber mat arranged inside the storage cylinder, and the inner wall of the storage cylinder is provided with a damping sound-proof felt.
Preferably, the top of the fixed station is fixedly connected with a limiting ring, the inner surface of the limiting ring is fixedly sleeved with a receiving rod, the outer surface of the receiving rod is fixedly arranged on the outer surface of the fixed station in a penetrating mode, and the outer surface of the receiving rod is connected with the inner surface of the damping sound-proof felt in a sliding mode.
Preferably, the bottom of the retracting rod is fixedly connected with a pressing plate, the outer surface of the retracting rod is fixedly sleeved with a retaining disc, and the bottom of the retaining disc is fixedly connected with the top of the spring.
Preferably, the outer surface of the retaining disc is provided with a limiting hole, the inner surface of the limiting hole is in sliding connection with the outer surface of the limiting plate, the bottom of the fixing table is provided with a table hole, and the inner surface of the table hole is in sliding connection with the outer surface of the limiting plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. this elevator safety tongs pulling apparatus, receive the pull rod when the safety tongs braking and receive the transient impact force after the certain degree, the guide rod can be along buffer cylinder inner wall extrusion waterborne shock attenuation board, can carry out the slowly-releasing to the transient impact force that the guide rod received, and the damping buffering cushion can effectively alleviate the tired soft problem of spring when absorbing the partial noise that spare part produced to and the absorption of damping sound-proof felt to the noise, and then fall through the buffering and fall the panic sense of passenger under the flexible deceleration reduction emergency.
2. This elevator safety tongs pulling device, at the in-process that receives the pull rod and reciprocate, the spacing hole that multiunit limiting plate seted up along the solid dish side slides, carries out accurate spacing to receiving the pull rod through the solid dish, can reduce the skew of receiving the pull rod and producing at the removal in-process to reach the sensitivity that promotes safety tongs braking in-process.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic view of the surface structure of the retractable rod of the present application;
FIG. 3 is a schematic view of the internal structure of the storage barrel of the present application;
FIG. 4 is a schematic view of the internal structure of the buffer cylinder according to the present application;
fig. 5 is a schematic view of the bottom structure of the fixing table of the present application.
Wherein: 1. lifting a seat; 2. a buffer cylinder; 3. an aqueous damping plate; 4. a guide rod; 5. a fixed table; 6. tightening the bolts; 7. a seat stand; 8. a limiting plate; 9. a storage cylinder; 10. a spring; 11. a shock-absorbing buffer rubber cushion; 12. damping deadening felt; 13. a limiting ring; 14. retracting the pull rod; 15. pressing a plate; 16. a retention tray; 17. a limiting hole; 18. and (4) a bench hole.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1-5, an elevator safety gear lifting device comprises a lifting seat 1, a buffer cylinder 2 is fixedly connected to the top of the lifting seat 1, a water-based damping plate 3 is arranged on the inner wall of the buffer cylinder 2, a guide rod 4 is slidably connected to the inner surface of the buffer cylinder 2, a fixed table 5 is movably sleeved on the outer surface of the guide rod 4, a fastening bolt 6 is arranged on the outer surface of the guide rod 4, a seat platform 7 is fixedly connected to the top of the lifting seat 1, a storage cylinder 9 is fixedly connected to the top of the seat platform 7, and a slow release mechanism is arranged inside the storage cylinder 9.
Through the technical scheme, in the using process of the device, the retraction rod 14 is pressed into the storage barrel 9 during emergency braking, the instant impact force of the retraction rod 14 is buffered under the action of the slow release mechanism in the retraction rod, and meanwhile, part of generated noise is silenced, so that the panic of passengers in emergency is reduced.
Specifically, the top of the seat base 7 is fixedly connected with a limiting plate 8, and the top of the seat base 7 is fixedly connected with a spring 10.
Through the technical scheme, when the pull-in rod 14 and the fixed platform 5 directly move downwards, the retaining disc 16 directly extrudes the spring 10, and the spring 10 forms an upward rebound force after being pressed, so that instantaneous impact force is slowly released.
Specifically, the slow release mechanism comprises a shock absorption and buffering rubber mat 11 arranged inside the storage barrel 9, and a damping sound insulation felt 12 is arranged on the inner wall of the storage barrel 9.
Through the technical scheme, in the process that the drawing-in rod 14 and the pressing plate 15 move up and down in the containing cylinder 9, the pressing plate 15 can extrude the damping and buffering rubber mat 11, and the damping and buffering rubber mat 11 buffers and absorbs the force on the drawing-in rod 14.
Specifically, the top of the fixed table 5 is fixedly connected with a limiting ring 13, the inner surface of the limiting ring 13 is fixedly sleeved with a receiving pull rod 14, the outer surface of the receiving pull rod 14 is fixedly arranged on the outer surface of the fixed table 5 in a penetrating mode, and the outer surface of the receiving pull rod 14 is connected with the inner surface of the damping sound-proof felt 12 in a sliding mode.
Through the technical scheme, the retracting rod 14 moves synchronously with the fixing table 5 when moving up and down, and the noise generated by the retracting rod 14 rubbing the inner wall of the containing cylinder 9 is absorbed by the damping sound-proof felt 12.
Specifically, the bottom of the retracting rod 14 is fixedly connected with a pressing plate 15, the outer surface of the retracting rod 14 is fixedly sleeved with a retaining disc 16, and the bottom of the retaining disc 16 is fixedly connected with the top of the spring 10.
Through the technical scheme, because the lower half part of the pull-in rod 14 and the whole storage barrel 9 are surrounded by the spring 10, the instantaneous impact force applied to the pull-in rod 14 is synchronously buffered and damped by the spring 10 and a buffer mechanism in the storage barrel 9, and the impact potential energy is effectively converted into internal energy to be released.
Specifically, the outer surface of the retaining disc 16 is provided with a limiting hole 17, the inner surface of the limiting hole 17 is in sliding connection with the outer surface of the limiting plate 8, the bottom of the fixed table 5 is provided with a table hole 18, and the inner surface of the table hole 18 is in sliding connection with the outer surface of the limiting plate 8.
Through the technical scheme, in the process that the retention disc 16 moves up and down along with the pull rod 14, the limiting plate 8 is matched with the limiting hole 17 to effectively limit the pull rod 14, and the deviation generated in the operation process of the pull rod 14 is reduced.
The working principle is as follows: in the braking process of the safety tongs, in order to keep the rotating speed of the speed limiter wheel consistent with the running speed of the car and ensure the safety of the elevator, the retraction rod 14 is rigidly connected with the car, so that the retraction rod 14 can be subjected to a certain degree of instant impact force, the whole fixed platform 5 can synchronously move downwards together with the retraction rod 14 at the moment, the guide rod 4 can slide downwards along the inner wall of the buffer cylinder 2, the guide rod 4 can extrude the water-based damping plate 3 in the sliding process, the water-based damping plate 3 has good buffering and damping effects, the instant impact force applied to the guide rod 4 can be slowly released, most of the instant impact force can enable the retraction rod 14 to move downwards and slide downwards along the inner wall of the storage cylinder 9, the retention disc 16 can synchronously move downwards along with the retraction rod 14 in the process, and the retention disc 16 can compress the spring 10 to form an upward reaction force when moving downwards, therefore, impact potential energy is converted into reaction force and internal energy of the spring 10, so as to achieve a certain degree of buffer and shock absorption effect on the retracting rod 14, the pressing plate 15 can extrude the shock absorption and buffer rubber cushion 11 in the process that the retracting rod 14 moves downwards in the accommodating cylinder 9, the shock absorption and buffer rubber cushion 11 is made of rubber materials, so that the soft problem of the spring 10 can be effectively relieved while partial noise generated by parts is absorbed, the damage of the retracting rod 14 generated under the action of instantaneous impact force is reduced, most of noise generated when the retracting rod 14 rubs the inner wall of the accommodating cylinder 9 is absorbed by the damping sound-insulating felt 12, so that the vibration and noise generated during the operation of equipment are effectively reduced, the panic feeling of passengers in an emergency situation is reduced through buffer and noise reduction, and in the process that the retracting rod 14 moves upwards and downwards, limiting plate 8 slides along the spacing hole 17 that the solid dish 16 side was seted up, and limiting plate 8 slides in order to adjust the position of fixed station 5 in bench hole 18 simultaneously, and multiunit limiting plate 8 carries out accurate spacing through solid dish 16 to receiving pull rod 14, can reduce the skew of receiving pull rod 14 and producing at the removal in-process to reach the sensitivity that promotes the safety tongs braking process.
Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an elevator safety tongs pulling device, includes and carries seat (1), its characterized in that: carry top fixedly connected with buffer cylinder (2) of seat (1), the inner wall of buffer cylinder (2) is provided with waterborne damper plate (3), the internal surface sliding connection of buffer cylinder (2) has guide rod (4), the surface movable sleeve of guide rod (4) is equipped with fixed station (5), the surface of guide rod (4) is provided with tight position bolt (6), carry top fixedly connected with seat platform (7) of seat (1), the top fixedly connected with storage cylinder (9) of seat platform (7), the inside of storage cylinder (9) is provided with slowly-releasing mechanism.
2. An elevator safety gear lifting device as defined in claim 1, wherein: the top fixedly connected with limiting plate (8) of seat platform (7), the top fixedly connected with spring (10) of seat platform (7).
3. An elevator safety gear lifting device as defined in claim 1, wherein: the slow release mechanism comprises a shock absorption and buffering rubber mat (11) arranged inside the storage barrel (9), and a damping sound insulation felt (12) is arranged on the inner wall of the storage barrel (9).
4. An elevator safety gear lifting device as defined in claim 3, wherein: the top fixedly connected with spacing ring (13) of fixed station (5), the fixed internal surface cover of spacing ring (13) has connect and has received pull rod (14), the surface of fixed wearing of the external surface of receipts pull rod (14) is established at the surface of fixed station (5), the internal surface sliding connection of the surface of receipts pull rod (14) and damping deadening felt (12).
5. An elevator safety gear lifting device as defined in claim 4, wherein: the bottom of the draw-in rod (14) is fixedly connected with a pressing plate (15), the outer surface of the draw-in rod (14) is fixedly sleeved with a retaining disc (16), and the bottom of the retaining disc (16) is fixedly connected with the top of the spring (10).
6. An elevator safety gear lifting device as defined in claim 5, wherein: spacing hole (17) have been seted up to the surface of retention dish (16), the internal surface of spacing hole (17) and the surface sliding connection of limiting plate (8), platform hole (18) have been seted up to the bottom of fixed station (5), the internal surface of platform hole (18) and the surface sliding connection of limiting plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220652162.3U CN217322936U (en) | 2022-03-23 | 2022-03-23 | Elevator safety tongs lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220652162.3U CN217322936U (en) | 2022-03-23 | 2022-03-23 | Elevator safety tongs lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217322936U true CN217322936U (en) | 2022-08-30 |
Family
ID=83000831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220652162.3U Expired - Fee Related CN217322936U (en) | 2022-03-23 | 2022-03-23 | Elevator safety tongs lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217322936U (en) |
-
2022
- 2022-03-23 CN CN202220652162.3U patent/CN217322936U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220830 |