CN208135704U - A kind of carriage hand-operated lifting limiting device - Google Patents
A kind of carriage hand-operated lifting limiting device Download PDFInfo
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- CN208135704U CN208135704U CN201820510556.9U CN201820510556U CN208135704U CN 208135704 U CN208135704 U CN 208135704U CN 201820510556 U CN201820510556 U CN 201820510556U CN 208135704 U CN208135704 U CN 208135704U
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- carriage
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- car frame
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Abstract
The utility model relates to a kind of carriage hand-operated lifting limiting devices, including the lifting guide groove being set on the inside of car frame, the riser guide being set on the outside of the carriage mutually separated with car frame, it goes up and down guide groove and riser guide cooperates, further include the worm and gear traction device gone up and down for drawing carriage for being set to cab interior, further includes the latch gear of fixed connection carriage and car frame.So that carriage can be gone up and down when elevator faults, and rapid leveling, fast-escape is realized.Carriage lifting is driven using the operation format of worm and gear, carriage and car frame are fixed by latch gear, guarantee the safety that elevator operates normally, worm and gear has natural self-lock ability, it is simultaneously also a kind of force amplificatory structure, only rotary worm can just be such that worm gear rotates, and may insure the speed control of cage descending process in this way.
Description
Technical field
The utility model belongs to elevators field, especially a kind of carriage hand-operated lifting limiting device.
Background technique
In modern society, the use of elevator is more and more extensive, and elevator has become the most common haulagman of people
One of tool.But elevator can stop in the process of running because of failure and in midway, passenger can be trapped in elevator.It answers at present
It is that one escaping exit is set in elevator car roof to the common way of such case, stranded passenger climbs out of electricity by escaping exit
Ladder.
But this escape mode, there are some defects, escaping exit is arranged in top, and the position of escaping exit is too high, not all
People can enter the escaping exit at top, even if someone helps, the lesser people of strength is still less susceptible to enter escaping exit.
When elevator is out of service, can not determine the stop place of carriage, therefore escape from from the escaping exit of car top, also without
Method is exactly in the position of elevator shaft, therefore brings inconvenience to escape, and car top needs to install fixed hoist ropes, drags
The arrangement of messenger can also hinder to escape.And go out from car top, two sides are all that vacantly, can aggravate the tension of escape.
Summary of the invention
The utility model provides a kind of carriage hand-operated lifting limiting device, is used on the separable elevator of carriage, so that
When elevator faults, carriage can be gone up and down, and rapid leveling, realize fast-escape.
The specific technical solution of the utility model is：A kind of carriage hand-operated lifting limiting device, including it is set to car frame
The lifting guide groove of inside, the riser guide being set on the outside of the carriage mutually separated with car frame go up and down guide groove and riser guide phase
Mutually cooperation further includes the worm and gear traction device gone up and down for drawing carriage for being set to cab interior, further includes fixed
Connect the latch gear of carriage and car frame.Riser guide and lifting guide groove cooperation, to realize that carriage is gone up and down with respect to car frame
When guiding, avoid occurring deflection in carriage lifting process, worm and gear traction device is mainly to use the operation of worm and gear
Form drives to go up and down to carriage, and carriage and car frame are fixed by latch gear, guarantees the peace that elevator operates normally
Quan Xing, worm and gear have natural self-lock ability, while being also a kind of force amplificatory structure, and only rotary worm can just make worm gear
Rotation, may insure the speed control of cage descending process in this way.
Preferably, the bottom end of lifting guide groove, which is fixed with supporting plate, forms closed, the lifting direction of supporting plate and lifting guide groove
It is perpendicular, damping device is fixed on supporting plate, damping device uses spring.By damping device to avoid riser guide in liter
Rigid collision between guide groove drops.
Preferably, be fixed with connecting column on supporting plate, the outer end diameter of connecting column is greater than the outer diameter of the other end, under spring
End cap is placed on connecting column, and the upper end of spring is fixed with buffer stopper, and buffer stopper is made of rubber.
Preferably, the length of riser guide be carriage height 1/3, go up and down guide groove length be carriage height with
The sum of riser guide, riser guide are fixed on the upper position of carriage.In order to realize carriage in the leveling of bottom position, lifting
The length of guide groove is placed restrictions on, cannot be too long, otherwise will affect elevator normal operation.
Preferably, worm and gear traction device include worm gear mechanism, it is coaxially solid with the worm gear of worm gear mechanism
Fixed traction wheel, one ends wound other end on traction wheel are fixed on the traction rope on riser guide, worm and gear traction device
It further include the deflecting roller being set at the top of car frame, traction rope turns to around deflecting roller and at deflecting roller.
Preferably, deflecting roller includes being horizontally diverted wheel and vertical deflecting roller, Wheel-guiding traction rope is horizontally diverted in carriage
Top of the trellis is horizontally diverted, and the vertical Wheel-guiding traction rope that turns to vertically turns at the top of car frame.
Preferably, latch gear includes the reinforcing sleeve with pin hole for being fixed on car frame side wall, it is fixed on car walls
The reinforcement part of tape punching, and pass through reinforcement part out of carriage and penetrate into the lock pin in the pin hole in reinforcing sleeve.
Preferably, the one end of lock pin in carriage is connected with handle ring, radial lockhole, reinforcement part are provided on lock pin
On be provided with vertical through-hole, positioning column is installed in through-hole, the end of positioning column is inserted into the lockhole of lock pin.
Preferably, the diameter of end position of the lock pin in carriage is big and forms positioning surface, the positioning surface and reinforcement part
End face be in contact and lock pin positioned.
Preferably, the present apparatus further includes a fully sheathed case being fixed in carriage, fully sheathed case has a closing door, on closing door
It is provided with urgent door open button, worm and gear traction device and latch gear in fully sheathed case in operating.
The utility model has the beneficial effects that：Riser guide and lifting guide groove cooperation, to realize carriage with respect to car frame
Guiding when lifting avoids occurring deflection in carriage lifting process, and worm and gear traction device mainly uses worm and gear
Operation format drives to go up and down to carriage, and carriage and car frame are fixed by latch gear, guarantees that elevator operates normally
Safety, worm and gear has natural self-lock ability, while being also a kind of force amplificatory structure, and only rotary worm can just make
Worm gear rotation, may insure the speed control of cage descending process in this way.
Detailed description of the invention
Fig. 1 is a kind of overlooking structure diagram of the utility model；
Fig. 2 is a kind of side view of the utility model；
Fig. 3 is a kind of cage descending schematic diagram of the utility model；
Fig. 4 is a kind of structural schematic diagram of latch gear of the utility model；
In figure：1, car frame, 2, carriage, 3, traction rope, 4, worm gear mechanism, 5, traction wheel, 6, riser guide, 7, liter
Guide groove, 8, fully sheathed case, 9, reinforcement part, 10, lock pin, 11, positioning column, 12, handle ring, 13, supporting plate, 14, spring, 15, buffering drop
Block, 16, connecting column, 17, positioning surface, 18, reinforcing sleeve.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the utility model will be further described.
Embodiment：A kind of carriage hand-operated lifting limiting device（Referring to Fig. 1 Fig. 2 Fig. 3）, including it is set to 1 inside of car frame
Lifting guide groove 7, be set to the riser guide 6 in the outside of carriage 2 mutually separated with car frame, go up and down guide groove and riser guide is mutual
Cooperation further includes the worm and gear traction device gone up and down for drawing carriage for being set to cab interior, further includes fixed company
Connect the latch gear of carriage and car frame.
Going up and down guide groove is four, and corresponding riser guide is also four, and it is opposite that lifting guide groove is respectively arranged at car frame
Two sides, the two sides are the two sides of car frame opening position, go up and down guide groove and riser guide is vertically arranged.The length of riser guide is
The 1/3 of the height of carriage, the length for going up and down guide groove is the sum of height and riser guide of carriage, and riser guide is fixed on carriage
Upper position.
The bottom end of lifting guide groove is fixed with horizontal supporting plate 13 and forms closed, the lifting direction of supporting plate and lifting guide groove
It is perpendicular, damping device is fixed on supporting plate, damping device uses spring 14, and spring is barrel-shaped spring.The company of being fixed on supporting plate
Column 16 is connect, the outer end diameter of connecting column is greater than the outer diameter of the other end, and the lower end of spring is placed on connecting column, and the upper end of spring is solid
Surely there is buffer stopper 15, buffer stopper is made of rubber（Referring to fig. 2）.
Worm and gear traction device includes worm gear mechanism 4（Fig. 3 referring to fig. 2）, it is same with the worm gear of worm gear mechanism
The fixed traction wheel 5 of axis, one ends wound other end on traction wheel are fixed on the traction rope 3 on riser guide, and worm and gear is led
Leading-in device further includes the deflecting roller being set at the top of car frame, and traction rope turns to around deflecting roller and at deflecting roller.Deflecting roller
Including being horizontally diverted wheel and vertical deflecting roller, it is horizontally diverted Wheel-guiding traction rope and is turned in car frame top horizontal, vertically turned to
Wheel-guiding traction rope vertically turns at the top of car frame.Worm screw is horizontally disposed, and the end of worm screw is fixed with rotating disc, and rotating disc is perpendicular
To arrangement, traction wheel is horizontally disposed, and worm gear is vertically arranged.
Latch gear（Referring to fig. 4）The reinforcing sleeve 18 with pin hole including being fixed on car frame side wall, is fixed on car walls
The reinforcement part 9 of upper tape punching, and pass through reinforcement part out of carriage and penetrate into the lock pin 10 in the pin hole in reinforcing sleeve.Lock pin exists
One end in carriage is connected with handle ring 12, and radial lockhole is provided on lock pin, vertical through-hole is provided on reinforcement part, leads to
Positioning column 11 is installed in hole, the end of positioning column is inserted into the lockhole of lock pin.The diameter of end position of the lock pin in carriage
Greatly and positioning surface 17 is formed, which is in contact with the end face of reinforcement part and positions to lock pin.
Be additionally provided with a fully sheathed case 8 in carriage, fully sheathed case has closing door, be provided on closing door it is urgent open the door by
Button, worm and gear traction device and latch gear are hidden in fully sheathed case, when needing to operate, press urgent door open button, are opened
In being operated in fully sheathed case after closing door.
When elevator occur operation troubles when, carriage in the position of leveling, does not need emergency escape, it is necessary first to carriage into
Row unlock, opens fully sheathed case, lock pin positioning column is extracted, then outside pull lock pin, so that on the end and car frame of lock pin
Lockpin hole mutually separates.Then it holds rotating disc and rotates rotating disc, the rotation direction of rotating disc is traction wheel relaxation traction rope
Direction, so that carriage declines under riser guide and the cooperation of lifting guide groove, until lift car leveling（Referring to Fig. 3）.
Escape terminates, troubleshooting, rotates backward rotating disc, and traction wheel rewinds traction rope and lifts carriage, i.e.,
Carriage can be restored, then lock pin is inserted into lockpin hole again, the fixed lock pin of lock pin positioning column.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to the utility model technical spirit any simple modification, change and equivalent transformation to the above embodiments, still fall within
The protection scope of technical solutions of the utility model.
Claims (10)
1. a kind of carriage hand-operated lifting limiting device, it is characterised in that including the lifting guide groove being set on the inside of car frame, setting
Riser guide on the outside of the carriage mutually separated with car frame, lifting guide groove and riser guide cooperate, and further include being set to
The worm and gear traction device of cab interior gone up and down for drawing carriage further includes the lock of fixed connection carriage and car frame
Pin mechanism.
2. a kind of carriage hand-operated lifting limiting device according to claim 1, it is characterised in that the bottom end for going up and down guide groove is solid
There is supporting plate to form closed, the lifting direction of supporting plate and lifting guide groove is perpendicular, and damping device, damping dress are fixed on supporting plate surely
It sets using spring.
3. a kind of carriage hand-operated lifting limiting device according to claim 2, it is characterised in that be fixed with connection on supporting plate
Column, the outer end diameter of connecting column are greater than the outer diameter of the other end, and the lower end of spring is placed on connecting column, and the upper end of spring is fixed with
Buffer stopper, buffer stopper are made of rubber.
4. a kind of carriage hand-operated lifting limiting device according to claim 1 or 2 or 3, it is characterised in that riser guide
Length is the 1/3 of the height of carriage, and the length for going up and down guide groove is the sum of height and riser guide of carriage, and riser guide is fixed on
The upper position of carriage.
5. a kind of carriage hand-operated lifting limiting device according to claim 1 or 2 or 3, it is characterised in that worm and gear is led
Leading-in device includes the co-axially fixed traction wheel of worm gear of worm gear mechanism and worm gear mechanism, one ends wound in traction wheel
The upper other end is fixed on the traction rope on riser guide, and worm and gear traction device further includes the steering being set at the top of car frame
Wheel, traction rope turn to around deflecting roller and at deflecting roller.
6. a kind of carriage hand-operated lifting limiting device according to claim 5, it is characterised in that deflecting roller includes horizontal turns
To wheel and vertical deflecting roller, it is horizontally diverted Wheel-guiding traction rope and is turned in car frame top horizontal, it is vertical to turn to Wheel-guiding traction
Rope vertically turns at the top of car frame.
7. a kind of carriage hand-operated lifting limiting device according to claim 1 or 2 or 3, it is characterised in that latch gear packet
The reinforcing sleeve with pin hole for being fixed on car frame side wall is included, is fixed on the reinforcement part of tape punching on car walls, and wear out of carriage
It crosses reinforcement part and penetrates into the lock pin in the pin hole in reinforcing sleeve.
8. a kind of carriage hand-operated lifting limiting device according to claim 7, it is characterised in that lock pin in carriage one
End is connected with handle ring, and radial lockhole is provided on lock pin, vertical through-hole is provided on reinforcement part, positioning is installed in through-hole
The end of column, positioning column is inserted into the lockhole of lock pin.
9. a kind of carriage hand-operated lifting limiting device according to claim 7, it is characterised in that end of the lock pin in carriage
The diameter of portion position is big and forms positioning surface, which is in contact with the end face of reinforcement part and positions to lock pin.
10. a kind of carriage hand-operated lifting limiting device according to claim 7, it is characterised in that the present apparatus further includes one solid
Due to the fully sheathed case in carriage, fully sheathed case has closing door, and urgent door open button, worm and gear traction dress are provided on closing door
It sets with latch gear in being operated in fully sheathed case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820510556.9U CN208135704U (en) | 2018-04-11 | 2018-04-11 | A kind of carriage hand-operated lifting limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820510556.9U CN208135704U (en) | 2018-04-11 | 2018-04-11 | A kind of carriage hand-operated lifting limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208135704U true CN208135704U (en) | 2018-11-23 |
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ID=64292525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820510556.9U Active CN208135704U (en) | 2018-04-11 | 2018-04-11 | A kind of carriage hand-operated lifting limiting device |
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| Country | Link |
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| CN (1) | CN208135704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436079A (en) * | 2022-01-24 | 2022-05-06 | 日立电梯(上海)有限公司 | Device and method for maintaining elevator leveling precision |
-
2018
- 2018-04-11 CN CN201820510556.9U patent/CN208135704U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436079A (en) * | 2022-01-24 | 2022-05-06 | 日立电梯(上海)有限公司 | Device and method for maintaining elevator leveling precision |
| CN114436079B (en) * | 2022-01-24 | 2023-07-21 | 日立电梯(上海)有限公司 | Device and method for maintaining elevator leveling precision |
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