CN207072726U - A kind of elevator emergency brake system - Google Patents
A kind of elevator emergency brake system Download PDFInfo
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- CN207072726U CN207072726U CN201720601181.2U CN201720601181U CN207072726U CN 207072726 U CN207072726 U CN 207072726U CN 201720601181 U CN201720601181 U CN 201720601181U CN 207072726 U CN207072726 U CN 207072726U
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- Prior art keywords
- rope
- safety tongs
- brake
- speed
- elevator
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- 238000012806 monitoring device Methods 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 208000019300 CLIPPERS Diseases 0.000 abstract description 2
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 210000000080 chela (arthropods) Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses a kind of elevator emergency brake system, including limiter of speed, rope brake, safety tongs, monitoring device and control system；The limiter of speed is fixed on the well enclosure of lift car side, the rope brake is arranged on the carriage body of lift car with the safety tongs, the limiter of speed includes speed limit device wheel and governor rope, the governor rope side is equipped with the rope brake, the opposite side of the governor rope is connected with a trace, the trace is equipped with by a couple axle and the safe clipper joint, the safety tongs with the cage guide on well enclosure, and the safety tongs is used to clamp the guide rail；Brake hard in the case of the accidental movement that elevator emergency brake system provided by the utility model can exceed the speed limit in elevator overspeed and not, good braking effect, and device is not damaged, service life length.
Description
Technical field
Elevator brake technical field is the utility model is related to, more particularly to a kind of elevator emergency brake system.
Background technology
In traditional elevator technology, brake apparatus includes three kinds, is respectively：Limiter of speed braking, rope brake braking and brake
Braking.Limiter of speed braking is that limiter of speed is used to monitor and control the hypervelocity of car at any time, and the car speed of service exceedes specified speed
When spending certain value, limiter of speed and safety tongs linkage stop car.Rope brake braking is in traction steel wire directly by Braking
On rope, pass through the frictional force stop elevator car between rope brake and steel wire rope.The brake given in brake is as electricity
Terraced critical piece, undertakes the substantially all of braking maneuver of elevator operation, therefore brake is added in the prior art a variety of
Monitoring, is powered off immediately if accidental movement of elevator cage, and brake clamps hoist ropes, stop elevator car.
To sum up, existing brake device for elevator is in real work, and limiter of speed braking, when car accidental movement but speed is not
During more than normal speed certain value, limiter of speed will not act stop car, therefore not be suitable for the braking of car accidental movement；Folder rope
Device is braked, and rope brake is acted directly on hoist ropes, acts instantaneous completion, impact is strong, especially acts and produces often very
Seriously beat, it is larger to rope clamping block and traction steel-cable damage after action；Brake, brake are electrical control, but
Brake troubles are mechanical jam mostly, even if power-off can not reach the purpose for preventing car accidental movement.
Thus, brake device for elevator of the prior art has the shortcomings that braking effect is poor, and device is easily damaged.
Utility model content
The purpose of this utility model is to provide a kind of elevator emergency brake system, to solve to ask existing for above-mentioned prior art
Inscribe, brake hard in the case of the accidental movement that can be exceeded the speed limit in elevator overspeed and not, good braking effect, and device is not damaged, and is made
Use long lifespan.
To achieve the above object, the utility model provides following scheme：
The utility model provides a kind of elevator emergency brake system, including limiter of speed, rope brake, safety tongs, monitoring device
And control system；The limiter of speed is fixed on the well enclosure of lift car side, and the rope brake is set with the safety tongs
In on the carriage body of lift car, the limiter of speed includes speed limit device wheel and governor rope, the governor rope side and the folder
Rope device be equipped with, the opposite side of the governor rope is connected with a trace, the trace by a couple axle with it is described
Safe clipper joint, the safety tongs are equipped with the cage guide on well enclosure, and the safety tongs is used to clamp the guide rail.
Preferably, the fag end both ends of the governor rope connect around two speed limit device wheels and the trace respectively
Connect, the governor rope is set with the side that the trace is connected close to the cage guide.
Preferably, the rope brake is arranged at the elevator car roof, and side of the governor rope without trace is worn
The folder cord hole of the rope brake is crossed, the rope brake is used to clamp the governor rope.
Preferably, the safety tongs is provided with two, and two safety tongs are symmetricly set in the lift car bottom,
Two safety tongs drive connections.
Preferably, the safety tongs is bidirectional safety tongs.
Preferably, the monitoring device includes motion detection device and speed detector, and the motion detection device is set
It is placed on the car, the speed detector is set close to elevator end station.
Preferably, the control system is connected the operation for controlling the rope brake with the rope brake.
The utility model achieves following technology beneficial effect relative to prior art：
1st, elevator emergency brake system provided by the utility model, rope brake is arranged at limiter of speed, to elevator emergency
During braking, rope brake is clamped to the governor rope without connecting rod side, causes connecting rod to be quickly pulled, and drives safety tongs to clamp
Guide rail, brake hard is carried out to elevator；Rope brake is not acted on hoist ropes during this, not strong to elevator impact, and will not
Hoist ropes and rope brake are damaged, extends the service life of equipment.
2nd, elevator emergency brake system provided by the utility model, is provided with motion detection device and speed detector,
It is able to detect that lift car does not exceed the speed limit and the situation of accidental movement occurs, such a situation carries out stop, elevator peace to elevator
Overall coefficient is higher.
3rd, elevator emergency brake system provided by the utility model, safety tongs can prevent using bidirectional safety tongs
The two-way accidental movement of lift car and end station hypervelocity.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the overlooking the structure diagram of elevator emergency brake system in the utility model；
Fig. 2 is the A areas enlarged drawing of the overlooking the structure diagram of elevator emergency brake system in the utility model；
Fig. 3 is the left view structural representation of elevator emergency brake system in the utility model；
In figure：1- limiter of speeds, 2- rope brakes, 3- safety tongs, 4- lift cars, 5- well enclosures, 6- speed limits device wheel, 7- speed limits
Device rope, 8- traces, 9- couple axles, 10- cage guides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of elevator emergency brake system, to solve the problems, such as that prior art is present.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
The utility model provides a kind of elevator emergency brake system, as Figure 1-3, including limiter of speed 1, rope brake 2, peace
Full pincers 3, monitoring device and control system；Limiter of speed 1 is fixed on the well enclosure 5 of the side of lift car 4, and safety tongs 3 is provided with
Two, two safety tongs 3 are symmetricly set in elevator bottom, and two safety tongs 3 are connected；Set on limiter of speed 1 limited
Fast device wheel 6 and governor rope 7, the fag end both ends of governor rope 7 are connected around two wheels of limiter of speed 1 with trace 8 respectively, speed limit
Device rope 7 is set with the side that trace 8 is connected close to cage guide 10, and trace 8 is by a couple axle 9 with being arranged on elevator car
One safety tongs 3 of the bottom of railway carriage or compartment 4 and close limiter of speed connects, and safety tongs 3 is equipped with work with the cage guide 10 on well enclosure 5
When making can clamping guide-rail, safety tongs 3 is that bidirectional safety tongs can prevent 4 two-way accidental movement of lift car and end station from exceeding the speed limit；
Rope brake 2 is arranged on the top of lift car 4, and installation is more convenient；The one end of governor rope 7 without trace 8 passes through
The folder cord hole of rope brake 2, the braking timed unit control damp governor rope 7 of rope brake 2；
Monitoring device includes motion detection device and speed detector, and motion detection device is arranged on car, speed
Detection means is set close to elevator end station, is able to detect that lift car 4 does not exceed the speed limit and the situation of accidental movement occurs, such a
Situation carries out stop to elevator, and elevator safety coefficient is higher；Control system is connected to control the fortune of rope brake 2 with rope brake 2
OK.
Elevator emergency brake system provided by the utility model, during specific braking operation, when monitoring device detects
During to 4 accidental movement of lift car, i.e., signal being sent to control system, control system controls the damp governor rope 7 of rope brake 2,
Acted on due to rope brake 2 on the governor rope 7 of no side of trace 8, therefore trace 8 can be pulled rapidly, be driven
Close to a clamping guide-rail of safety tongs 3 of limiter of speed 2, another symmetrically arranged safety of the at the same time action of safety tongs 3 linkage
The also clamping guide-rail of pincers 3, so as to stop car；Device for monitoring speed is being installed near end station simultaneously, when monitoring car
When movement velocity is more than normal speed but is less than 1 retro-speed of limiter of speed near end station, signal equally is sent to control system,
Control system control rope brake 2 acts, stop car；Using elevator emergency brake system provided by the utility model, braking
Rope brake is not acted on hoist ropes during work, not strong to elevator impact, and will not damage hoist ropes and rope brake, makes equipment
Service life extends；Motion detection device and speed detector, it is able to detect that lift car does not exceed the speed limit and accident occurs
Mobile situation, such a situation carry out stop to elevator, and elevator safety coefficient is higher.
The utility model applies specific case and principle of the present utility model and embodiment is set forth, and the above is real
The explanation for applying example is only intended to help and understands method and its core concept of the present utility model；Meanwhile for the general of this area
Technical staff, according to thought of the present utility model, there will be changes in specific embodiments and applications.To sum up,
This specification content should not be construed as to limitation of the present utility model.
Claims (7)
- A kind of 1. elevator emergency brake system, it is characterised in that：Including limiter of speed, rope brake, safety tongs, monitoring device and control System；The limiter of speed is fixed on the well enclosure of lift car side, and the rope brake is arranged at elevator with the safety tongs On the carriage body of car, the limiter of speed includes speed limit device wheel and governor rope, and the governor rope side is matched somebody with somebody with the rope brake Close and set, the opposite side of the governor rope is connected with a trace, and the trace passes through a couple axle and the safety tongs Connection, the safety tongs are equipped with the cage guide on well enclosure, and the safety tongs is used to clamp the guide rail.
- 2. elevator emergency brake system according to claim 1, it is characterised in that：The fag end both ends of the governor rope point Not Rao Guo two speed limit device wheels be connected with the trace, the side that the governor rope is connected with the trace is close The cage guide is set.
- 3. elevator emergency brake system according to claim 1, it is characterised in that：The rope brake is arranged at the elevator Car top, side of the governor rope without trace pass through the folder cord hole of the rope brake, and the rope brake is used to clamp The governor rope.
- 4. elevator emergency brake system according to claim 1, it is characterised in that：The safety tongs is provided with two, and two The individual safety tongs is symmetricly set in the bottom of the lift car, two safety tongs drive connections.
- 5. elevator emergency brake system according to claim 4, it is characterised in that：The safety tongs is bidirectional safety tongs.
- 6. elevator emergency brake system according to claim 1, it is characterised in that：The monitoring device includes mobile detect Device and speed detector, the motion detection device are arranged on the car, and the speed detector is close to elevator End station is set.
- 7. elevator emergency brake system according to claim 1, it is characterised in that：The control system and the rope brake Connection controls the operation of the rope brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601181.2U CN207072726U (en) | 2017-05-26 | 2017-05-26 | A kind of elevator emergency brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601181.2U CN207072726U (en) | 2017-05-26 | 2017-05-26 | A kind of elevator emergency brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207072726U true CN207072726U (en) | 2018-03-06 |
Family
ID=61513477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720601181.2U Expired - Fee Related CN207072726U (en) | 2017-05-26 | 2017-05-26 | A kind of elevator emergency brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207072726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106966253A (en) * | 2017-05-26 | 2017-07-21 | 升华电梯有限公司 | A kind of elevator emergency brake system |
-
2017
- 2017-05-26 CN CN201720601181.2U patent/CN207072726U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106966253A (en) * | 2017-05-26 | 2017-07-21 | 升华电梯有限公司 | A kind of elevator emergency brake system |
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| 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: 20180306 |
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| CF01 | Termination of patent right due to non-payment of annual fee |