CN206872226U - Lift car spats harden structure - Google Patents
Lift car spats harden structure Download PDFInfo
- Publication number
- CN206872226U CN206872226U CN201720341377.2U CN201720341377U CN206872226U CN 206872226 U CN206872226 U CN 206872226U CN 201720341377 U CN201720341377 U CN 201720341377U CN 206872226 U CN206872226 U CN 206872226U
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- China
- Prior art keywords
- lift car
- chute
- gear
- fixed plate
- portable plate
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Abstract
Elevators field is the utility model is related to, more particularly to a kind of lift car toeguard, including fixed plate and the portable plate for being arranged on fixed back；The two sides of the portable plate are provided with the chute extended from the top down, and the chute is provided at both ends with limited block；The bottom land of the chute is provided with rack, and the lower end of the fixed plate is provided with the gear being adapted with the rack by fixing axle.By the gear being arranged in fixed plate and the rack being arranged on portable plate, portable plate in the vertical direction is shunk, so as to reduce impulsive force when portable plate contacts with pit surface, reduce the vibration to lift car.The lift car spats harden structure, it is simple in construction, without extra power, so that it may realize contraction and the opening of toeguard, be adapted to the elevator hoistways of shallow pit.
Description
Technical field
Elevators field is the utility model is related to, more particularly to a kind of lift car spats harden structure.
Background technology
Elevator is equiped with car and its traction fitting, for more as a kind of vertical conveyor using motor as power
Layer building multiplies people or carrying goods.Landing apron is one of main protection device of elevator, and it is arranged on below lading door dill,
Be in order to prevent lift do not stop it is fixed and when opening the door, passenger surprisingly presss from both sides the space into hall door and car, or when passenger stretches pin, quilt
What operating elevator hall's doorframe was sheared and designed.According to the regulation of technical specification, the height of lift car toeguard vertical component
Degree should be not less than 750mm.With the development of elevator technology, increasing elevator hoistways are designed to shallow pit hoistway.Existing one
The height of kind pit is 400mm, and now common toeguard causes toeguard with that can extrude ground when car runs to pit
Damage, in some instances it may even be possible to cause the injury of related personnel.If blindly adapting to pit, and the height of toe guard of elevator car is shorten to
400mm, then the structure of toeguard be just unsatisfactory for the standard requirement of correlation, and when lift car is in host station and not in flat bed
During position, just there is passenger to fall the risk into elevator hoistways.
To solve this problem, occurs rotatable toe guard of elevator car structure at present, this toeguard is in elevator
Operation rotates car to that can be in contact during pit with pit surface downwards, so as to reduce the vertical height of toeguard,
Toeguard is avoided to damage；After elevator is run up, toeguard recovers to play protection to expansion shape again after leaving pit surface
Effect.But the lift car toeguard of this structure, in the moment that toeguard contacts with pit face, elevator can be produced very big
Reaction force, it is possible to cause the vibration of whole lift appliance, if things go on like this, severe patient can cause elevator hoistways steel construction to break
Bad, the safe operation to elevator produces large effect, reduces the service life of elevator.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of lift car spats harden structure, can reduce toeguard
Reaction force when being contacted with pit.
Technical scheme is used by the utility model solves its technical problem：Lift car spats harden structure, including it is solid
Fixed board and the portable plate for being arranged on fixed back；The two sides of the portable plate are provided with the chute extended from the top down, institute
That states chute is provided at both ends with limited block；The bottom land of the chute is provided with rack, and the lower end of the fixed plate passes through fixing axle
It is provided with the gear being adapted with the rack.
Further, the torsionspring being sleeved in fixing axle is provided between the fixed plate and gear；The torsion
One end of spring is fixed in fixing axle, and the other end of torsionspring is fixed on gear.
Further, the cavity for accommodating torsionspring is provided with the fixed plate.
Further, the inner side of the limited block and the bottom land of the chute pass through circular sliding slopes；Set on the circular arc
There is the teeth groove being adapted with gear.
Further, the cross section of the chute is trapezoidal that the bottom land of the chute is trapezoidal shorter base；The tooth
The shape of cross section of the shape of cross section of wheel and the chute is adapted.
Further, the top of the fixed back is provided with clamp, and Open Side Down with fixed plate formation for the clamp
Neck.
The beneficial effects of the utility model are：Pass through the gear being arranged in fixed plate and the tooth being arranged on portable plate
Bar, portable plate in the vertical direction is shunk, reduce reaction force when portable plate contacts with pit surface, reduce pair
The vibration of lift car；By the torsionspring being sleeved in fixing axle, make lift car during rising, portable plate energy
Automatically open up, so as to ensure that the height of toeguard.The lift car spats harden structure, it is simple in construction, without extra power, just
Contraction and the opening of toeguard can be achieved, be adapted to the elevator hoistways of shallow pit.
Brief description of the drawings
Fig. 1 is the installation site figure of lift car toeguard of the present utility model；
Fig. 2 is the structural representation of lift car toeguard of the present utility model；
Fig. 3 is lift car toeguard Fig. 1 of the present utility model right view；
Fig. 4 is lift car toeguard A-A sectional views of the present utility model.
Reference is in figure：1- fixed plates, 2- portable plates, 3- chutes, 4- limited blocks, 5- fixing axles, 6- gears, 7- are turned round
Turn spring, 8- cavitys, 9- clamps, 10- circular arcs, 11- lift cars, 301- bottom lands, 302- racks, 901- necks.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples：
As shown in Figures 1 to 4, the spats harden structure of lift car 11 of the present utility model, including fixed plate 1 and be arranged on solid
The portable plate 2 at the back side of fixed board 1；The two sides of the portable plate 2 are provided with the chute 3 extended from the top down, and the two of the chute 3
End is provided with limited block 4；The bottom land 301 of the chute 3 is provided with rack 302, and the lower end of the fixed plate 1 passes through fixing axle 5
It is provided with the gear 6 being adapted with the rack 302.
As shown in Figure 1 be spats harden structure installation site figure, only show for brevity, in figure the lift car 11 with
The position assumption diagram of toeguard, eliminate the other structures in elevator device.Lift car 11 can move in elevator hoistways, electricity
The bottom in stair shaft road is pit, and toeguard structure setting is in the bottom plate lower surface of lift car 11 and close to the position of elevator shaft wall
Put, to be covered in electricity when elevator hoistways goalkeeper for any reason is in the front opening that lift car 11 aligns with landing
Space between the bottom of terraced car 11 and adjacent landing.The fixed plate 1 is fixed on the bottom of lift car 11, fixed
The back side of plate 1 refers to that surface away from elevator shaft door in fixed plate 1；The portable plate 2 can be on the back side of fixed plate 1
Lower movement, so that portable plate 2 is in contraction or open mode, cause to protect so as to avoid the spats harden structure from colliding with pit
Sole damages.By being arranged on the chute 3 of the both sides of portable plate 2, ensure that the direction of the portable plate 2 along chute 3 is moved；By setting
The rack 302 put on the bottom land 301 of chute 3 combines with the gear 6 being arranged in fixed plate 1, bottom and pit when portable plate 2
During contact, the fixed plate 1 for being fixed on the bottom of lift car 11 continues to move downward, and promotes 6 turns of gear being arranged in fixed plate 1
Dynamic, so that portable plate 2 shrinks, now pit is only used for the weight of support movable plate 2 to the reaction force of portable plate 2, and its is anti-
Active force does not have any impact to whole elevator device, increases the service life of the elevator device.By being arranged on chute 3
The limited block 4 at both ends, prevents gear 6 from being come off from the end of chute 3.
When lift car 11 is begun to ramp up, the portable plate 2 in contraction state passes through tooth in the presence of self gravitation
Wheel 6 and the structure of rack 302, will be gradually opened, ensure that the vertical height of toeguard meets the requirement of standard criterion.As preferred side
Formula, the torsionspring 7 being sleeved in fixing axle 5 is provided between the fixed plate 1 and gear 6；One end of the torsionspring 7
It is fixed in fixing axle 5, the other end of torsionspring 7 is fixed on gear 6.
Torsionspring 7 belongs to helical spring, and it is that one kind can be stored with separation angle energy or by around spring body axis
Rotary arm is with the fixed device of static state；The end of torsionspring 7 is fixed in other assemblies, when other assemblies are around spring
During central rotation, the torsionspring 7 produces moment of torsion or revolving force, other assemblies can be withdrawn into initial position.In the toeguard
In structure, when portable plate 2 shrinks, gear 6 drives the torsionspring 7 being fixed thereon to rotate, and produces revolving force；When on elevator
When rising, in the presence of the revolving force of torsionspring 7, open portable plate 2.Pass through the self gravitation of portable plate 2 and torsionspring 7
The double action of revolving force, portable plate 2 can be made to open in the short period of time, ensure that the vertical height of toeguard meets that standard will
Ask.
Because torsionspring 7 is arranged between gear 6 and fixed plate 1, in order to prevent the impurity such as dust, water fall from reversing bullet
The hydraulic performance decline of torsionspring 7 is caused on spring 7, the cavity 8 for accommodating torsionspring 7, the cavity are provided with the fixed plate 1
To be arranged on the gear 6 in fixing axle 5 outside 8, the gear 6 plays a part of protective cover simultaneously, the torsion being pointed in the cavity 8
Spring 7 plays a protective role, and increases the service life of the torsionspring 7.
It is described spacing to prevent gear 6 from moving to the gear teeth damaged when the end of chute 3 contacts with limited block 4 on gear 6
The inner side of block 4 is connected with the bottom land 301 of the chute 3 by circular arc 10, and the profile of the circular arc 10 is mutually fitted with the profile of gear 6
Should；The teeth groove being adapted with gear 6 is provided with the circular arc 10.
The cross section of the chute 3 can be rectangle, circular arc etc., easy for installation to make, it is preferred that, the cunning
The cross section of groove 3 is trapezoidal, and the bottom land 301 of the chute 3 is trapezoidal shorter base；The shape of cross section of the gear 6 with
The shape of cross section of the chute 3 is adapted.
When portable plate 2 is in contraction state, for the stability of the increase fixation of portable plate 2, the top of portable plate 2 is reduced to tooth
The twisting resistance of wheel 6, the top at the back side of fixed plate 1 are provided with clamp 9, and the clamp 9 forms what Open Side Down with fixed plate 1
Neck 901, the neck 901 are used for the portable plate 2 for accommodating folded state.The clamp 9 can be obliquely installed, under the clamp 9
End should tilt to the direction away from fixed plate 1, when preventing that portable plate 2 from shrinking, the top of the portable plate 2 and the lower end phase of clamp 9
Hit.
Claims (5)
1. lift car spats harden structure, including fixed plate (1) and the portable plate (2) for being arranged on fixed plate (1) back side；Its feature
It is：The two sides of the portable plate (2) are provided with the chute (3) extended from the top down, and chute (3) are provided at both ends with
Limited block (4)；The bottom land (301) of the chute (3) is provided with rack (302), and the lower end of the fixed plate (1) passes through fixing axle
(5) it is provided with the gear (6) being adapted with the rack (302)；Suit is provided between the fixed plate (1) and gear (6)
Torsionspring (7) in fixing axle (5)；One end of the torsionspring (7) is fixed in fixing axle (5), torsionspring (7)
The other end be fixed on gear (6).
2. lift car spats harden structure according to claim 1, it is characterised in that：It is provided with the fixed plate (1)
Accommodate the cavity (8) of torsionspring (7).
3. lift car spats harden structure according to claim 1 or 2, it is characterised in that：The inner side of the limited block (4)
It is connected with the bottom land (301) of the chute (3) by circular arc (10)；It is provided with the circular arc (10) and is adapted with gear (6)
Teeth groove.
4. lift car spats harden structure according to claim 1 or 2, it is characterised in that：The cross section of the chute (3)
To be trapezoidal, the bottom land (301) of the chute (3) is trapezoidal shorter base；The shape of cross section of the gear (6) and the cunning
The shape of cross section of groove (3) is adapted.
5. lift car spats harden structure according to claim 1 or 2, it is characterised in that：Fixed plate (1) back side
Top is provided with clamp (9), and the clamp (9) forms the neck (901) that Open Side Down with fixed plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341377.2U CN206872226U (en) | 2017-04-01 | 2017-04-01 | Lift car spats harden structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341377.2U CN206872226U (en) | 2017-04-01 | 2017-04-01 | Lift car spats harden structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206872226U true CN206872226U (en) | 2018-01-12 |
Family
ID=61342609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720341377.2U Active CN206872226U (en) | 2017-04-01 | 2017-04-01 | Lift car spats harden structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206872226U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584642A (en) * | 2018-05-31 | 2018-09-28 | 浙江梅轮电梯股份有限公司 | A kind of elevator can stretch the toeguard of contraction automatically |
| US11198594B2 (en) | 2018-08-06 | 2021-12-14 | Otis Elevator Company | Elevator car apron |
-
2017
- 2017-04-01 CN CN201720341377.2U patent/CN206872226U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584642A (en) * | 2018-05-31 | 2018-09-28 | 浙江梅轮电梯股份有限公司 | A kind of elevator can stretch the toeguard of contraction automatically |
| US11198594B2 (en) | 2018-08-06 | 2021-12-14 | Otis Elevator Company | Elevator car apron |
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