CN208166318U - A kind of elevator anti-fall device - Google Patents
A kind of elevator anti-fall device Download PDFInfo
- Publication number
- CN208166318U CN208166318U CN201820645411.XU CN201820645411U CN208166318U CN 208166318 U CN208166318 U CN 208166318U CN 201820645411 U CN201820645411 U CN 201820645411U CN 208166318 U CN208166318 U CN 208166318U
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- China
- Prior art keywords
- falling stop
- pull rod
- elevator
- traction
- sliding slot
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- Expired - Fee Related
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a kind of elevator anti-fall devices, including elevator car top, traction mechanism, pull rod and cage guide, pull rod is in inverted T shaped, pull rod includes the vertical pull rod connecting with traction mechanism and the cross-tie being fixedly connected with vertical pull rod, the top of elevator car top offers the through-hole passed through for vertical pull rod, the both ends of cross-tie are provided with traction rope, the two sides of elevator car top are provided with falling stop sliding slot, falling stop sliding slot and elevator car top perforation connect, falling stop bolt is provided in falling stop sliding slot, traction rope is fixedly connected with falling stop bolt, the falling stop jack matched with falling stop bolt is provided on cage guide.In the utility model, when lift car falls, the downward pressure that the support force and lift car that cage guide provides falling stop bolt under the action of self-weight provide falling stop bolt balances each other, to prevent lift car to fall under the action of self-weight, falling stop bolt is completely using mechanical connection, without being driven by electricity without artificial control.
Description
Technical field
The utility model belongs to technical field of elevator manufacturing, and in particular to a kind of elevator anti-fall device.
Background technique
Elevator is a kind of using traction machine as the vertical conveyor of power, and lift car is mainly used for tier building and multiplies people or load
Cargo transport object.Traction machine provides driving force, and hoist ropes connects lift car, the other end connection pair of hoist ropes by traction sheave one end
Refitting is set.To make the lift car in hoistway with counterweight, respectively guide rail operation is without mutually rubbing along hoistway, by traction machine
Directive wheel is placed, the two is separated.The gravity of lift car and counterweight makes hoist ropes be pressed on to generate in traction race and rub
Wipe power.In this way, traction machine drives traction sheave rotation, hoist ropes is driven, lift car is dragged and counterweight performs relative motion.
China is elevator using big country, and per being increased every year with tens of thousands of speed, there is safety events for many elevators
Hinder hidden danger.Elevator faults are mainly manifested in the following aspects：1. electric safety device failure；2. braking moment is insufficient；3. draging
Gravitation is insufficient；4. limiter of speed failure；5. safety tongs failure.Above-mentioned some failure problems easily cause lift car in operation
Rapid decrease, when lift car rapid decrease or hoist ropes disconnect, lift car is directly from aerial Crater face, meeting
Fatal harm is caused to the personnel in elevator cage.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of elevator
Anti-fall device, simple structure and reasonable design work as electricity without being driven by electricity without artificial control using mechanical connection completely
When terraced carriage is fallen, the support force and lift car that cage guide provides falling stop bolt are under the action of self-weight to falling stop bolt
The downward pressure provided balances each other, so that lift car be prevented to fall under the action of self-weight, using effect is good.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of elevator anti-fall device, feature
It is：Including be arranged elevator car top on the elevator car, for traction elevator carriage traction mechanism, with the traction mechanism
The pull rod of connection and the cage guide that lift car two sides are arranged in, for the pull rod in inverted T shaped, the pull rod includes leading with described
The cross-tie for drawing the vertical pull rod of mechanism connection and being fixedly connected with the vertical pull rod, the top of the elevator car top opens up
There is a through-hole passed through for the vertical pull rod, the both ends of the cross-tie are provided with traction rope, and the two of the elevator car top
Side is provided with falling stop sliding slot, and the angle α of the falling stop sliding slot and horizontal direction is acute angle, the falling stop sliding slot and the elevator
Car top perforation connects, and is provided with falling stop bolt in the falling stop sliding slot, the traction rope is fixedly connected with falling stop bolt, the electricity
The falling stop jack matched with the falling stop bolt is provided on terraced guide rail.
A kind of above-mentioned elevator anti-fall device, it is characterised in that：The traction mechanism includes traction machine, brake, traction
One end of wheel, directive wheel, counterweight and hoist ropes, the hoist ropes connects with counterweight, and the other end of hoist ropes is successively
Connect across directive wheel and traction sheave with the vertical pull rod.
A kind of above-mentioned elevator anti-fall device, it is characterised in that：The falling stop sliding slot is towards one end of the cross-tie
It is provided with limited block, falling stop spring is provided with before the falling stop bolt and limited block.
A kind of above-mentioned elevator anti-fall device, it is characterised in that：Side of the cross-tie towards elevator car top top
It is provided with stiff spring.
A kind of above-mentioned elevator anti-fall device, it is characterised in that：Traction rope branch is provided on the bottom end of the elevator car top
Frame, the traction rope support are T-type frame, and the both ends of the T-type frame are provided with the fixed pulley passed through for the traction rope.
A kind of above-mentioned elevator anti-fall device, it is characterised in that：The falling stop bolt is sharp towards one end of falling stop jack
Head end.
The utility model has the following advantages that compared with prior art：
1, the utility model has the advantages of simple structure, design is reasonable, realizes and easy to use and operate.
2, the utility model is provided with falling stop bolt and falling stop jack, when lift car falls under the effect of gravity, falling stop
Falling stop jack is inserted into one end of bolt, while the other end of falling stop bolt is also located in falling stop sliding slot, since cage guide is to only
The downward pressure that the support force and lift car that pendant bolt provides under the action of self-weight provide falling stop bolt balances each other, from
And lift car is prevented to fall under the action of self-weight, using effect is good.
In conclusion the utility model simple structure and reasonable design, when lift car falls, cage guide is to falling stop
The downward pressure that the support force and lift car that bolt provides under the action of self-weight provide falling stop bolt balances each other, thus
Prevent lift car to fall under the action of self-weight, falling stop bolt completely using mechanical connection, without be driven by electricity without
Artificial control, using effect are good.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the usage state diagram of the utility model.
Description of symbols:
1-cage guide；The anti-fall jack of 1-1-；2-lift cars；
3-counterweights；4-falling stop bolts；5-falling stop springs；
6-elevator car tops；6-1-falling stop sliding slot；6-2-limited block；
7-traction rope supports；8-fixed pulleys；9-traction ropes；
10-stiff springs；11-pull rods；12-traction machines；
13-brakes；14-traction sheaves；15-directive wheels；
16-hoist ropes.
Specific embodiment
As depicted in figs. 1 and 2, the utility model includes the elevator car top 6 being arranged on lift car 2, for drawing electricity
The traction mechanism of terraced carriage 2, the pull rod 11 being connect with the traction mechanism and the cage guide 1 that 2 two sides of lift car are set,
The pull rod 11 in inverted T shaped, the pull rod 11 include the vertical pull rod being connect with the traction mechanism and with the vertical pull rod
The cross-tie being fixedly connected, the top of the elevator car top 6 offer the through-hole passed through for the vertical pull rod, the transverse direction
The both ends of pull rod are provided with traction rope 9, and the two sides of the elevator car top 6 are provided with falling stop sliding slot 6-1, the falling stop sliding slot
6-1 and the angle α of horizontal direction are acute angle, and the falling stop sliding slot 6-1 and the elevator car top 6 perforation connect, and the falling stop is sliding
Falling stop bolt 4 is provided in slot 6-1, the traction rope 9 is fixedly connected with falling stop bolt 4, be provided on the cage guide 1 with
The falling stop jack 1-1 that the falling stop bolt 4 matches.
In actual use, when lift car 2 rises, traction mechanism provides pulling force to pull rod 11, and pull rod 11 moves upwards,
Cross-tie drives traction rope 9 to move upwards, and traction rope 9 provides pulling force to falling stop bolt 4, and falling stop bolt 4 leaves falling stop jack
1-1 enters falling stop sliding slot 6-1, and after the tip contact of cross-tie elevator car top 6, cross-tie drives elevator car top 6 upward
Movement, elevator car top 6 are fixedly connected with lift car 2, and lift car 2 rises.
When traction mechanism loses pulling force to pull rod 11 suddenly, elevator car top 6 falls under the effect of gravity, and falling stop at this time is inserted
Pin 4 is not towed the pulling force of rope 9, and since falling stop sliding slot 6-1 and the angle α of horizontal direction are acute angle, falling stop bolt 4 is in weight
Length direction under the action of power along falling stop sliding slot 6-1 slides, until one end of falling stop bolt 4 insertion falling stop jack 1-1, simultaneously
The other end of falling stop bolt 4 is also located in falling stop sliding slot 6-1, the support force and electricity provided due to cage guide 1 falling stop bolt 4
The downward pressure that terraced carriage 2 under the action of self-weight provides falling stop bolt 4 balances each other, so that lift car 2 be prevented to exist
It falls under the action of self weight, using effect is good.
As depicted in figs. 1 and 2, in the present embodiment, the traction mechanism include traction machine 12, brake 13, traction sheave 14,
One end of directive wheel 15, counterweight 3 and hoist ropes 16, the hoist ropes 16 connects with counterweight 3, hoist ropes 16 it is another
End sequentially passes through directive wheel 15 and traction sheave 14 and connects with the vertical pull rod.
In actual use, counterweight 3 plays the role of balancing lift car 2, between counterweight 3 and lift car 2
There is the connection of hoist ropes 16, hoist ropes 16 drives about 2 lift car to transport by the frictional force that traction sheave 14 and hoist ropes 16 generate
It is dynamic.Traction sheave 14 is driven by traction machine 12.
As depicted in figs. 1 and 2, in the present embodiment, one end of falling stop sliding slot 6-1 towards the cross-tie is provided with
Falling stop spring 5 is provided with before limited block 6-2, the falling stop bolt 4 and limited block 6-2.
In actual use, when lift car 2 rises, cross-tie drives traction rope 9 to move upwards, and traction rope 9 is to only
It falls bolt 4 and pulling force is provided, falling stop bolt 4 provides pressure, 5 stress deformation of falling stop spring to falling stop spring 5.When traction mechanism is unexpected
When losing pulling force to pull rod 11, elevator car top 6 falls under the effect of gravity, and falling stop bolt 4 is not towed the pulling force of rope 9 at this time,
Falling stop spring 5 loses the pressure from falling stop bolt 4, and falling stop spring 5, which restores to apply falling stop bolt 4 during deformation, replys
Power, under the action of restoring force, acceleration skids off falling stop sliding slot 6-1 and is inserted into falling stop jack 1-1 falling stop bolt 4, accelerates elevator
The reaction speed of 2 fall arrest of carriage, improves the safety and reliability of device.
As depicted in figs. 1 and 2, in the present embodiment, the side on the cross-tie towards 6 top of elevator car top, which is provided with, is led
Draw spring 10.
In actual use, when lift car 2 rises, cross-tie is moved upwards, and stiff spring 10 is contradicted in lateral drawing
Between 6 top of bar and elevator car top, 10 stress deformation of stiff spring.It is horizontal when traction mechanism loses pulling force to pull rod 11 suddenly
It is fallen under the effect of gravity to pull rod, stiff spring 10 loses the pressure from cross-tie at this time, and stiff spring 10 restores shape
Restoring force is applied to cross-tie during change, cross-tie accelerates to fall, so that traction rope 9 under the action of restoring force
It can quickly fall, skid off falling stop sliding slot 6-1 to accelerate falling stop bolt 4 and be inserted into falling stop jack 1-1, accelerate lift car 2
Retro-speed.
As depicted in figs. 1 and 2, in the present embodiment, traction rope support 7 is provided on the bottom end of the elevator car top 6, it is described
Traction rope support 7 is T-type frame, and the both ends of the T-type frame are provided with the fixed pulley 8 passed through for the traction rope 9.
In actual use, it draws rope support 7 and fixed pulley 8 plays the role of changing the direction of traction rope 9, avoid traction rope
9 cause to wear with the EDGE CONTACT of falling stop sliding slot 6-1, and using effect is good.
If Fig. 1 and Fig. 2 show, in the present embodiment, the falling stop bolt 4 towards one end of falling stop jack 1-1 be tip end.
In actual use, one end of falling stop bolt 4 is tip end, and the vertex at tip end is that the insertion falling stop of falling stop bolt 4 is inserted
Hole 1-1, which provides to find accurately, a little increases the probability that falling stop bolt 4 is inserted into falling stop jack 1-1, improves the anti-fall safety of elevator
And reliability.
The above is only the embodiments of the present invention, not imposes any restrictions to the utility model, all according to this
Any simple modification to the above embodiments of utility model technical spirit, change and equivalent structural changes, still fall within
In the protection scope of technical solutions of the utility model.
Claims (6)
1. a kind of elevator anti-fall device, it is characterised in that：Including elevator car top (6) on lift car (2) is arranged, for leading
Draw the traction mechanism of lift car (2), the pull rod (11) that is connect with the traction mechanism and be arranged in lift car (2) two sides
Cage guide (1),
The pull rod (11) in inverted T shaped, the pull rod (11) include the vertical pull rod being connect with the traction mechanism and with it is described
The cross-tie that vertical pull rod is fixedly connected, the top of the elevator car top (6) is offered to be led to for what the vertical pull rod passed through
Hole, the both ends of the cross-tie are provided with traction rope (9),
The two sides of the elevator car top (6) are provided with falling stop sliding slot (6-1), the falling stop sliding slot (6-1) and horizontal direction
Angle α is acute angle, and the falling stop sliding slot (6-1) and the elevator car top (6) perforation connect, and is set in the falling stop sliding slot (6-1)
It being equipped with falling stop bolt (4), the traction rope (9) is fixedly connected with falling stop bolt (4),
The falling stop jack (1-1) matched with the falling stop bolt (4) is provided on the cage guide (1).
2. a kind of elevator anti-fall device described in accordance with the claim 1, it is characterised in that：The traction mechanism includes traction machine
(12), brake (13), traction sheave (14), directive wheel (15), counterweight (3) and hoist ropes (16), the hoist ropes (16)
One end connect with counterweight (3), the other end of hoist ropes (16) sequentially passes through directive wheel (15) and traction sheave (14) and institute
Vertical pull rod is stated to connect.
3. a kind of elevator anti-fall device described in accordance with the claim 1, it is characterised in that：The falling stop sliding slot (6-1) is towards institute
The one end for stating cross-tie is provided with limited block (6-2), is provided with falling stop before the falling stop bolt (4) and limited block (6-2)
Spring (5).
4. a kind of elevator anti-fall device described in accordance with the claim 1, it is characterised in that：The cross-tie is towards elevator car top
(6) side on top is provided with stiff spring (10).
5. a kind of elevator anti-fall device described in accordance with the claim 1, it is characterised in that：On the bottom end of the elevator car top (6)
It is provided with traction rope support (7), the traction rope support (7) is T-type frame, and the both ends of the T-type frame are provided with described in confession and lead
The fixed pulley (8) that messenger (9) passes through.
6. a kind of elevator anti-fall device described in accordance with the claim 1, it is characterised in that：The falling stop bolt (4) is towards falling stop
One end of jack (1-1) is tip end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645411.XU CN208166318U (en) | 2018-05-02 | 2018-05-02 | A kind of elevator anti-fall device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820645411.XU CN208166318U (en) | 2018-05-02 | 2018-05-02 | A kind of elevator anti-fall device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208166318U true CN208166318U (en) | 2018-11-30 |
Family
ID=64367957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820645411.XU Expired - Fee Related CN208166318U (en) | 2018-05-02 | 2018-05-02 | A kind of elevator anti-fall device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208166318U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182666A (en) * | 2019-04-30 | 2019-08-30 | 广州巧天科技有限公司 | A kind of nacelle device of fall arrest |
| CN112027853A (en) * | 2020-09-25 | 2020-12-04 | 中徽建技术有限公司 | Elevator fault information transmission device in wisdom community |
| CN112225031A (en) * | 2020-09-10 | 2021-01-15 | 陈和东 | Automatic locking method for preventing elevator from falling |
| CN113353758A (en) * | 2021-05-19 | 2021-09-07 | 重庆市华创电梯部件有限公司 | Anti-drop's elevator car structure |
| CN113860116A (en) * | 2021-10-27 | 2021-12-31 | 江苏省特种设备安全监督检验研究院 | Emergency drop prevention safety device for elevator |
| CN113928952A (en) * | 2021-10-27 | 2022-01-14 | 尹俊德 | Anti-falling safety protection device for elevator car and elevator |
| CN115282920A (en) * | 2022-08-03 | 2022-11-04 | 安徽益沣石化有限公司 | A water washing tank used after the alkali washing step in the production of C4 |
-
2018
- 2018-05-02 CN CN201820645411.XU patent/CN208166318U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182666A (en) * | 2019-04-30 | 2019-08-30 | 广州巧天科技有限公司 | A kind of nacelle device of fall arrest |
| CN112225031A (en) * | 2020-09-10 | 2021-01-15 | 陈和东 | Automatic locking method for preventing elevator from falling |
| CN112027853A (en) * | 2020-09-25 | 2020-12-04 | 中徽建技术有限公司 | Elevator fault information transmission device in wisdom community |
| CN113353758A (en) * | 2021-05-19 | 2021-09-07 | 重庆市华创电梯部件有限公司 | Anti-drop's elevator car structure |
| CN113353758B (en) * | 2021-05-19 | 2022-07-01 | 重庆市华创电梯部件有限公司 | Anti-drop's elevator car structure |
| CN113860116A (en) * | 2021-10-27 | 2021-12-31 | 江苏省特种设备安全监督检验研究院 | Emergency drop prevention safety device for elevator |
| CN113928952A (en) * | 2021-10-27 | 2022-01-14 | 尹俊德 | Anti-falling safety protection device for elevator car and elevator |
| CN115282920A (en) * | 2022-08-03 | 2022-11-04 | 安徽益沣石化有限公司 | A water washing tank used after the alkali washing step in the production of C4 |
| CN115282920B (en) * | 2022-08-03 | 2023-05-16 | 安徽益沣石化有限公司 | Water washing tank used after alkaline washing step in carbon four production |
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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: 20181130 Termination date: 20190502 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |