CN215558172U - Elevator combined type overspeed protection device - Google Patents
Elevator combined type overspeed protection device Download PDFInfo
- Publication number
- CN215558172U CN215558172U CN202122193573.9U CN202122193573U CN215558172U CN 215558172 U CN215558172 U CN 215558172U CN 202122193573 U CN202122193573 U CN 202122193573U CN 215558172 U CN215558172 U CN 215558172U
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- elevator
- block
- deceleration
- speed reduction
- trapezoidal
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- 230000009467 reduction Effects 0.000 claims abstract description 35
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 5
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an elevator combined type overspeed protection device which comprises an elevator car and two v-21274and a shaped fixing plate, wherein the lower surface of the elevator car is fixedly connected with a shell, through holes are formed in two sides of the shell, speed reducing rods are connected to the inner walls of the through holes in a sliding mode, and opposite ends of the two speed reducing rods are fixedly connected with trapezoidal movable blocks. This elevator combined type overspeed protection device, bottom through at elevator car is provided with hydraulic push rod, trapezoidal kicking block, the deceleration pole, trapezoidal movable block and deceleration piece, when the controller of elevator bottom detects the elevator and is in the overspeed state, start hydraulic push rod and promote trapezoidal kicking block downwards, and then promote the deceleration piece and enter into the deceleration groove of speed reduction guide rail, it takes place the friction with the speed reduction guide rail to recycle the brake block on deceleration piece surface, thereby play the effect to the elevator speed reduction, and the removal process of deceleration pole is at the uniform velocity slow, realize effectual buffering effect, play the effect of passenger in the protection elevator.
Description
Technical Field
The utility model relates to the technical field of elevator protection, in particular to an elevator composite overspeed protection device.
Background
With the improvement of the whole national economic strength, the living consumption level of people is obviously increased, and real estate developers vigorously push out middle-high-grade small high-rise buildings and high-rise residential buildings, so that the residential elevators are driven to rapidly increase, and the residential elevators become the main growth point of the whole elevator market.
At present, the elevator overspeed protection device in the prior art stops an elevator car through a speed limiter and safety tongs, but when the elevator rapidly falls, the existing overspeed protection device can generate huge impact force on the car when decelerating the elevator car, the buffering effect is poor, and passengers in the elevator are easily injured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a composite overspeed protection device for an elevator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an elevator combined type overspeed protection device, includes elevator car and two \ 21274;, the shape fixed plate, elevator car's lower fixed surface is connected with the casing, and the through-hole has all been seted up to the both sides of casing, and the inner wall sliding connection of through-hole has the deceleration pole, the trapezoidal movable block of the equal fixedly connected with in looks remote site of two deceleration poles, the mounting groove has been seted up to elevator car's lower surface, and the inner wall fixed mounting of mounting groove has hydraulic push rod, hydraulic push rod's the trapezoidal kicking block of flexible fixedly connected with, the one end fixedly connected with deceleration block that trapezoidal movable block was kept away from to the deceleration pole, and the surface of deceleration block is provided with the brake block, the surface fixed connection of shape fixed plate has the corresponding speed reduction guide rail with deceleration block position.
Preferably, a decelerating groove is formed in one side, close to the decelerating block, of the decelerating guide rail, the decelerating groove is matched with the decelerating block, and a plurality of heat dissipation air holes are formed in the inner wall of the decelerating groove.
Preferably, the lower surface of the elevator car is fixedly connected with a guide block, a guide hole is formed in the surface of the guide block, and the deceleration rod is connected with the guide hole in a sliding mode.
Preferably, a buffer spring is fixedly connected to the surface of the speed reduction rod, and the end of the buffer spring is fixedly connected to the surface of the guide block.
Preferably, the position of the trapezoidal movable block corresponds to the trapezoidal top block, and the trapezoidal movable block is in sliding connection with the surface of the trapezoidal top block.
Preferably, a controller is arranged in the shell and electrically connected with the hydraulic push rod.
Advantageous effects
The utility model provides a combined type overspeed protection device for an elevator, which has the following beneficial effects:
1. this elevator combined type overspeed protection device, bottom through at elevator car is provided with hydraulic push rod, trapezoidal kicking block, the deceleration pole, trapezoidal movable block and deceleration piece, when the controller of elevator bottom detects the elevator and is in the overspeed state, start hydraulic push rod and promote trapezoidal kicking block downwards, and then promote the deceleration piece and enter into the deceleration groove of speed reduction guide rail, it takes place the friction with the speed reduction guide rail to recycle the brake block on deceleration piece surface, thereby play the effect to the elevator speed reduction, and the removal process of deceleration pole is at the uniform velocity slow, realize effectual buffering effect, play the effect of passenger in the protection elevator.
2. This elevator combined type overspeed protection device has seted up a plurality of heat dissipation bleeder vent through setting up at the inner wall of speed reduction guide rail surface deceleration groove, can play the effect of heat dissipation and ventilation at the in-process that brake block and deceleration groove friction were slowed down to improve the life of brake block, through setting up buffer spring, can play the effect of automatic re-setting deceleration rod, convenient to use, practical value is high.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the deceleration block and the deceleration guide rail of the present invention;
FIG. 3 is a schematic top view of a portion of the present invention.
In the figure: 1 elevator car, 2 lift 21274, a shape fixing plate, 3 shells, 4 speed reducing rods, 5 trapezoidal movable blocks, 6 hydraulic push rods, 7 trapezoidal top blocks, 8 speed reducing blocks, 9 brake pads, 10 speed reducing guide rails, 11 heat dissipation air holes, 12 guide blocks, 13 buffer springs and 14 controllers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1-3, the present invention provides a technical solution: a combined overspeed protection device for an elevator comprises an elevator car 1 and two elevator car 21274, a shape fixing plate 2, guide pulleys arranged on two sides of the elevator car 1, the elevator car 21274, and guide slide rails arranged on the surface of the shape fixing plate 2 and matched with the guide pulleys.
Fixed surface of elevator car 1 is connected with casing 3, the through-hole has all been seted up to casing 3's both sides, the inner wall sliding connection of through-hole has deceleration pole 4, elevator car 1's fixed surface is connected with guide block 12, the guiding hole has been seted up on the surface of guide block 12, deceleration pole 4 and guiding hole sliding connection, deceleration pole 4's fixed surface is connected with buffer spring 13, buffer spring 13's tip and guide block 12's fixed surface are connected.
Through setting up buffer spring 13, can play the effect of automatic re-setting retarder 4, convenient to use, practical value is high.
The equal fixedly connected with trapezoidal movable block 5 of looks remote site of two speed reduction poles 4, the mounting groove has been seted up to elevator car 1's lower surface, and the inner wall fixed mounting of mounting groove has hydraulic push rod 6, and the inside of casing 3 is provided with controller 14, controller 14 and hydraulic push rod 6 electric connection.
The telescopic end of the hydraulic push rod 6 is fixedly connected with a trapezoidal top block 7, the position of the trapezoidal movable block 5 corresponds to that of the trapezoidal top block 7, and the trapezoidal movable block 5 is connected with the surface of the trapezoidal top block 7 in a sliding mode.
The one end fixedly connected with of trapezoidal movable block 5 is kept away from to deceleration pole 4 piece 8 that slows down, the surface of piece 8 that slows down is provided with brake block 9, brake block 9 is ceramic brake block, 21274, the surperficial fixedly connected with of shape fixed plate 2 and the corresponding speed reduction guide rail 10 in speed reduction piece 8 position, the deceleration groove has been seted up to one side that speed reduction guide rail 10 is close to speed reduction piece 8, deceleration groove and the adaptation of speed reduction piece 8 looks, and a plurality of heat dissipation bleeder vent 11 has been seted up to the inner wall of deceleration groove, a plurality of heat dissipation bleeder vent 11 has been seted up through setting up at the inner wall of speed reduction guide rail 10 surperficial deceleration groove, can be at the in-process that brake block 9 and deceleration groove friction slowed down, play the effect of heat dissipation and ventilation, thereby improve brake block 9's life.
Through being provided with hydraulic push rod 6 in elevator car 1's bottom, trapezoidal kicking block 7, speed reduction pole 4, trapezoidal movable block 5 and speed reduction piece 8, when controller 14 when elevator bottom detects that the elevator is in the overspeed state, start hydraulic push rod 6 and promote trapezoidal kicking block 7 downwards, and then promote speed reduction piece 8 and enter into the deceleration tank of speed reduction guide rail 10, it rubs with speed reduction guide rail 10 to recycle brake block 9 on 8 surperficial speed reduction piece, thereby play the effect to the elevator speed reduction, and the removal process of speed reduction pole 4 is at the uniform velocity slow speed, realize effectual buffering effect, play the effect of passenger in the protection elevator.
The working principle is as follows: when the controller 14 of elevator bottom detects that the elevator is in overspeed state, controller 14 starts hydraulic push rod 6 and promotes trapezoidal kicking block 7 downwards, and then promote trapezoidal movable block 5 and remove to both sides, trapezoidal movable block 5 drives deceleration rod 4 and removes, drive deceleration block 8 and enter into the deceleration tank of speed reduction guide rail 10, it rubs with speed reduction guide rail 10 to recycle brake block 9 on deceleration block 8 surface, play the effect to the elevator speed reduction, after hydraulic push rod 6 upwards removes, drive deceleration rod 4 and remove in casing 3 under buffer spring 13's effect, make deceleration block 8 and speed reduction guide rail 10 separate, and then realize the effect of automatic re-setting deceleration block 8.
Although embodiments of the present invention 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an elevator combined type overspeed protection device, includes elevator car (1) and two \ 21274;, shape fixed plate (2), its characterized in that: the lower fixed surface of elevator car (1) is connected with casing (3), and the through-hole has all been seted up to the both sides of casing (3), and the inner wall sliding connection of through-hole has deceleration pole (4), the trapezoidal movable block of the equal fixedly connected with in looks remote site (5) of two deceleration poles (4), the mounting groove has been seted up to the lower surface of elevator car (1), and the inner wall fixed mounting of mounting groove has hydraulic rod (6), and the flexible end fixedly connected with of hydraulic rod (6) has trapezoidal kicking block (7), the one end fixedly connected with deceleration block (8) of trapezoidal movable block (5) are kept away from in deceleration pole (4), and the surface of deceleration block (8) is provided with brake block (9), the fixed surface of 21274; shape fixed plate (2) is connected with and decelerates the corresponding speed reduction guide rail (10) of block (8) position.
2. The elevator composite overspeed protection device of claim 1, wherein: the speed reduction guide rail (10) is close to one side of the speed reduction block (8) and is provided with a speed reduction groove, the speed reduction groove is matched with the speed reduction block (8), and the inner wall of the speed reduction groove is provided with a plurality of heat dissipation air holes (11).
3. The elevator composite overspeed protection device of claim 1, wherein: the lower surface fixed connection of elevator car (1) has guide block (12), and the guiding hole has been seted up on the surface of guide block (12), deceleration rod (4) and guiding hole sliding connection.
4. The elevator composite overspeed protection device of claim 1, wherein: the surface of the speed reducing rod (4) is fixedly connected with a buffer spring (13), and the end part of the buffer spring (13) is fixedly connected with the surface of the guide block (12).
5. The elevator composite overspeed protection device of claim 1, wherein: the position of the trapezoidal movable block (5) corresponds to the trapezoidal top block (7), and the trapezoidal movable block (5) is in sliding connection with the surface of the trapezoidal top block (7).
6. The elevator composite overspeed protection device of claim 1, wherein: the hydraulic push rod type hydraulic control device is characterized in that a controller (14) is arranged inside the shell (3), and the controller (14) is electrically connected with the hydraulic push rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122193573.9U CN215558172U (en) | 2021-09-10 | 2021-09-10 | Elevator combined type overspeed protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122193573.9U CN215558172U (en) | 2021-09-10 | 2021-09-10 | Elevator combined type overspeed protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215558172U true CN215558172U (en) | 2022-01-18 |
Family
ID=79849710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122193573.9U Expired - Fee Related CN215558172U (en) | 2021-09-10 | 2021-09-10 | Elevator combined type overspeed protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215558172U (en) |
-
2021
- 2021-09-10 CN CN202122193573.9U patent/CN215558172U/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 |
Granted publication date: 20220118 |