CN207581113U - A kind of hydraulic elevator buffer - Google Patents
A kind of hydraulic elevator buffer Download PDFInfo
- Publication number
- CN207581113U CN207581113U CN201721785060.4U CN201721785060U CN207581113U CN 207581113 U CN207581113 U CN 207581113U CN 201721785060 U CN201721785060 U CN 201721785060U CN 207581113 U CN207581113 U CN 207581113U
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- China
- Prior art keywords
- hydraulic cylinder
- oil
- hydraulic
- fixedly connected
- buffer
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- 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.)
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Abstract
The utility model discloses a kind of hydraulic elevator buffers, belong to elevator safety protection technology field.Including pedestal, the hydraulic cylinder for being fixed on base upper surface, guide sleeve, piston boit, support plate, bearing plate, the relief valve for being fixed on hydraulic cylinder lateral wall, the first oil pipe and the fuel tank positioned at hydraulic cylinder side；Further include the buffering colloid between bearing plate and support plate；The oil pocket being located inside hydraulic cylinder, oil diverting port and the second oil pipe through inner wall on the right side of hydraulic cylinder are equipped in hydraulic cylinder.Hydraulic elevator buffer provided by the utility model buffers colloid by setting；The intensity of hydraulic elevator buffer is not only increased, but also absorbs most of impact force when lift car is hit, the buffer capacity of hydraulic elevator buffer is improved, substantially increases safety of the elevator when falling accident.
Description
Technical field
The utility model is related to elevator safety protection technology field, more particularly to a kind of hydraulic elevator buffers
Device.
Background technology
Buffer of elevator is mounted on elevator shaft bottom, when lift car failure is fallen, can rise buffering to the end,
Stop and protective effect, in case car directly hits bottom.It is usually two kinds of knots of spring and hydraulic pressure applied to the buffer of elevator now
Structure, the absorption Impact energy of spring buffer is poor, and bounce is big, easily snaps off；Although and hydraulic bjuffer good absorption effect,
It is that used during elevator falling process can generate very big impact force, the insufficient strength of this kind of buffer is big, and safety is not high enough.
Utility model content
The defects of in order to overcome the prior art, the technical problem to be solved by the utility model is to propose a kind of New
Buffer of elevator is pressed, passes through the buffering colloid of setting；The intensity of hydraulic elevator buffer is not only increased, but also absorbs elevator
Most of impact force when car is hit, improves the buffer capacity of hydraulic elevator buffer, substantially increases elevator and occurring
Safety during accident of falling.
For this purpose, the utility model uses following technical scheme：
A kind of hydraulic elevator buffer provided by the utility model, including pedestal, is fixed on the base upper surface
Hydraulic cylinder, guide sleeve, piston boit, support plate, bearing plate, the relief valve for being fixed on the hydraulic cylinder lateral wall, the first oil pipe,
And the fuel tank positioned at the hydraulic cylinder side；The top of the hydraulic cylinder is fixed in one end of the guide sleeve；The piston
The top of column is fixedly connected with the bottom of the support plate, and the bottom end of the piston boit passes through the guide sleeve and the hydraulic cylinder
Inner space is slidably connected；The bearing plate is located at the top of the support plate；One end of first oil pipe and the pressure release
The oil outlet connection of valve, the other end of first oil pipe are connected with the oil inlet of the fuel tank, are further included positioned at the load-bearing
Buffering colloid between plate and the support plate；The top of the buffering colloid is fixedly connected with the bottom of the bearing plate, institute
It states and is fixedly connected at the top of the bottom and the support plate of buffering colloid；Oil pocket, oil diverting port are equipped in the hydraulic cylinder and is passed through
Wear the second oil pipe of the hydraulic cylinder right side wall；The oil diverting port is located at the right side wall of the hydraulic cylinder；Second oil pipe
One end is connected with the oil diverting port, and the other end of second oil pipe is connected with the oil inlet of the relief valve.
Preferably, two buffer springs being oppositely arranged are further included；The top of two buffer springs and the load-bearing
The bottom of plate is fixedly connected, and is fixedly connected at the top of the bottom end of two buffer springs and the support plate；Two described slow
Rush the both sides that spring is located at the buffering colloid.
Preferably, pressing plate, constrictor, resetting spring are further included；The top of the constrictor and the bottom of the pressing plate are consolidated
It is fixed to connect, it is fixedly connected at the top of the bottom of the constrictor and the pedestal；The top of the pressing plate and the piston boit
Bottom is fixedly connected；The resetting spring is socketed on the constrictor.
Preferably, the limited block for being fixed on the hydraulic cylinder dome top surface side is further included.
Preferably, the bolt hole through the pedestal is further included；Multiple bolts hole are uniformly distributed in the pedestal
Surrounding.
Preferably, the buffer board for being fixed on the base bottom is further included.
Preferably, the pressure set points of the relief valve are 10MPa.
The beneficial effects of the utility model are：
Hydraulic elevator buffer provided by the utility model buffers colloid by setting；When elevator falls,
Buffering colloid first absorbs a part of impact force of lift car shock using its elasticity, slows down the shock of lift car, no
The intensity of hydraulic elevator buffer is improved only, but also absorbs most of impact force when lift car is hit, improves liquid
The buffer capacity of buffer of elevator is pressed, substantially increases safety of the elevator when falling accident.
Description of the drawings
Fig. 1 is the structure diagram for the hydraulic elevator buffer that specific embodiment of the present invention provides.
Fig. 2 is the partial sectional view for the hydraulic elevator buffer that specific embodiment of the present invention provides.
In figure：1st, pedestal；2nd, hydraulic cylinder；3rd, guide sleeve；4th, piston boit；5th, support plate；6th, bearing plate；7th, relief valve；8、
First oil pipe；9th, fuel tank；10th, colloid is buffered；11st, buffer spring；12nd, oil pocket；13rd, oil diverting port；14th, the second oil pipe；15th, it presses
Plate；16th, constrictor；17th, resetting spring；18th, bolt hole；19th, bolt；20th, buffer board；21st, limited block.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Fig. 1, Fig. 2 show to exemplary a kind of structure of hydraulic elevator buffer provided by the utility model respectively
Schematic diagram and partial sectional view.As shown in Figure 1 and Figure 2, a kind of hydraulic elevator buffer includes pedestal 1, is fixed on pedestal
The hydraulic cylinder 2 of 1 upper surface, guide sleeve 3, piston boit 4, support plate 5, bearing plate 6, the relief valve for being fixed on 2 lateral wall of hydraulic cylinder
7th, the first oil pipe 8 and the fuel tank 9 positioned at 2 side of hydraulic cylinder；The top of hydraulic cylinder 2 is fixed in one end of guide sleeve 3；Piston
The top of column 4 is fixedly connected with the bottom of support plate 5, and the bottom end of piston boit 4 passes through guide sleeve 3 to be slided with 2 inner space of hydraulic cylinder
Dynamic connection；Bearing plate 6 is located at the top of support plate 5；One end of first oil pipe 8 is connected with the oil outlet of relief valve 7, the first oil pipe
8 other end is connected with the oil inlet of fuel tank 9, further includes the buffering colloid 10 between bearing plate 6 and support plate 5；Buffering
The top of colloid 10 is fixedly connected with the bottom of bearing plate 6, and the bottom of buffering colloid 10 is fixedly connected with the top of support plate 5；
Oil pocket 12, oil diverting port 13 and the second oil pipe 14 through 2 right side wall of hydraulic cylinder are equipped in hydraulic cylinder 2；Oil diverting port 13 is located at liquid
The right side wall of cylinder pressure 2；One end of second oil pipe 14 is connected with oil diverting port 13, the other end and the relief valve 7 of the second oil pipe 14
Oil inlet is connected.Specifically, touching the moment of bearing plate 6 when lift car drops down, buffering colloid 10 utilizes it
Elasticity first absorbs a part of impact force of lift car shock, slows down the shock of lift car, while also improve hydraulic pressure
The intensity of buffer of elevator；Then elevator will continue to move down, will squeeze support plate 5, and piston boit 4 moves downward, piston
Column 4 slides in 12 space of oil pocket, the oil in compression hydraulic cylinder 2, and hydraulic oil flows through the second oil pipe 14 by oil diverting port 13.Work as liquid
When reaching the pressure value of setting in cylinder pressure 2, relief valve 7 will automatically open, and hydraulic oil will be slowly back to by the first oil pipe 8
Fuel tank 9 so as to consume the kinetic energy of elevator, makes car or counterweight rallentando stop, reaches buffering effect, greatly improve
Safety of the elevator when falling accident.
Further, pressing plate 15, constrictor 16, resetting spring 17 are further included；The top of constrictor 16 and the bottom of pressing plate 15
Portion is fixedly connected, and the bottom of constrictor 16 is fixedly connected with the top of pedestal 1；The top of pressing plate 15 and the bottom of piston boit 4 are consolidated
Fixed connection；Resetting spring 17 is socketed on constrictor 16.Specifically, when piston boit 4 moves downward, piston boit 4 passes through pressure
15 pressed home spring 17 of plate, resetting spring 17 utilize its elastic impact force for further slowing down lift car and falling so that
The stable pendant drop of lift car；When lift car leaves hydraulic elevator buffer, resetting spring 17 will reset upwards, and hydraulic oil will
It is back in oil pocket 12, keeps normal condition.
Further, the limited block 21 for being fixed on 2 dome top surface side of hydraulic cylinder is further included.21 energy of limited block of setting
Enough prevent piston boit 4 from continuing to fall, alleviate hydraulic cylinder 2 bears pressure.
Further, the bolt hole 18 through pedestal 1 is further included；Multiple bolts hole 18 are uniformly distributed in pedestal 1
Surrounding；Pedestal 1 is fixed on floor by multiple bolts 19 across bolt hole 18, and stabilization can be carried out to hydraulic elevator buffer
It is fixed, positioning action is realized, so as to ensure the normal work of hydraulic elevator buffer.
Further, the buffer board 20 for being fixed on 1 bottom of pedestal is further included.It, can be further by the buffer board 20 of setting
Ground slows down the impact force of lift car, so as to promote the impact resistance of hydraulic elevator buffer, improves lift car and is falling
Safety when falling.
Further, the pressure set points of relief valve are 10MPa.When the pressure value in hydraulic cylinder 2 reaches the 10MPa of setting
When, relief valve 7 will automatically open, and so as to carry out pressure release to hydraulic cylinder 2, maintain the pressure balance in hydraulic cylinder 2, avoid
The situation of hydraulic pressure pipe explosion.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case of with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (7)
1. a kind of hydraulic elevator buffer, including pedestal (1), the hydraulic cylinder (2) that is fixed on the pedestal (1) upper surface,
Guide sleeve (3), piston boit (4), support plate (5), bearing plate (6), the relief valve (7) for being fixed on the hydraulic cylinder (2) lateral wall,
First oil pipe (8) and the fuel tank (9) positioned at the hydraulic cylinder (2) side；One end of the guide sleeve (3) is fixed on described
The top of hydraulic cylinder (2)；The top of the piston boit (4) is fixedly connected with the bottom of the support plate (5), the piston boit
(4) bottom end is slidably connected across the guide sleeve (3) with the hydraulic cylinder (2) inner space；The bearing plate (6) is positioned at institute
State the top of support plate (5)；One end of first oil pipe (8) is connected with the oil outlet of the relief valve (7), first oil
The other end of pipe (8) is connected with the oil inlet of the fuel tank (9)；
It is characterized in that：
Further include the buffering colloid (10) between the bearing plate (6) and the support plate (5)；
The top of the buffering colloid (10) is fixedly connected with the bottom of the bearing plate (6), the bottom of the buffering colloid (10)
It is fixedly connected at the top of portion and the support plate (5)；
In the hydraulic cylinder (2) equipped with oil pocket (12), oil diverting port (13) and through the hydraulic cylinder (2) right side wall second
Oil pipe (14)；
The oil diverting port (13) is positioned at the right side wall of the hydraulic cylinder (2)；
One end of second oil pipe (14) is connected with the oil diverting port (13), the other end of second oil pipe (14) and institute
The oil inlet for stating relief valve (7) is connected.
2. hydraulic elevator buffer according to claim 1, it is characterised in that：
Further include two buffer springs being oppositely arranged (11)；
The top of two buffer springs (11) is fixedly connected with the bottom of the bearing plate (6), two buffer springs
(11) it is fixedly connected at the top of bottom end and the support plate (5)；
Two buffer springs (11) are positioned at the both sides of the buffering colloid (10).
3. hydraulic elevator buffer according to claim 1, it is characterised in that：
Further include pressing plate (15), constrictor (16), resetting spring (17)；
The top of the constrictor (16) is fixedly connected with the bottom of the pressing plate (15), the bottom of the constrictor (16) and institute
It states and is fixedly connected at the top of pedestal (1)；
The top of the pressing plate (15) is fixedly connected with the bottom of the piston boit (4)；
The resetting spring (17) is socketed on the constrictor (16).
4. hydraulic elevator buffer according to claim 1, it is characterised in that：
Further include the limited block (21) for being fixed on the hydraulic cylinder (2) dome top surface side.
5. hydraulic elevator buffer according to claim 1, it is characterised in that：
Further include the bolt hole (18) through the pedestal (1)；
Multiple bolts hole (18) are uniformly distributed in the surrounding of the pedestal (1).
6. hydraulic elevator buffer according to claim 1, it is characterised in that：
Further include the buffer board (20) for being fixed on the pedestal (1) bottom.
7. hydraulic elevator buffer according to claim 1, it is characterised in that：
The pressure set points of the relief valve (7) are 10MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721785060.4U CN207581113U (en) | 2017-12-19 | 2017-12-19 | A kind of hydraulic elevator buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721785060.4U CN207581113U (en) | 2017-12-19 | 2017-12-19 | A kind of hydraulic elevator buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207581113U true CN207581113U (en) | 2018-07-06 |
Family
ID=62738974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721785060.4U Expired - Fee Related CN207581113U (en) | 2017-12-19 | 2017-12-19 | A kind of hydraulic elevator buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207581113U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840221A (en) * | 2017-12-19 | 2018-03-27 | 江西亿康云谷自动化设备有限公司 | A kind of hydraulic elevator buffer |
| CN109941861A (en) * | 2019-04-29 | 2019-06-28 | 福州快科电梯工业有限公司 | It is applicable in shallow pit express elevator buffer and its working method |
| CN112524198A (en) * | 2020-11-30 | 2021-03-19 | 储华 | Pressure regulator with self-adjustable elastic coefficient |
-
2017
- 2017-12-19 CN CN201721785060.4U patent/CN207581113U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840221A (en) * | 2017-12-19 | 2018-03-27 | 江西亿康云谷自动化设备有限公司 | A kind of hydraulic elevator buffer |
| CN109941861A (en) * | 2019-04-29 | 2019-06-28 | 福州快科电梯工业有限公司 | It is applicable in shallow pit express elevator buffer and its working method |
| CN109941861B (en) * | 2019-04-29 | 2023-08-25 | 福州快科电梯工业有限公司 | Buffer applicable to shallow pit high-speed elevator and working method thereof |
| CN112524198A (en) * | 2020-11-30 | 2021-03-19 | 储华 | Pressure regulator with self-adjustable elastic coefficient |
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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: 20180706 Termination date: 20201219 |