CN204847665U

CN204847665U - Elevator car anti -falling device

Info

Publication number: CN204847665U
Application number: CN201520613750.6U
Authority: CN
Inventors: 郑琼玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-14
Filing date: 2015-08-14
Publication date: 2015-12-09
Anticipated expiration: 2025-08-14

Abstract

The utility model belongs to the technical field of the elevator, relate to elevator car anti -falling device, including setting up the elevator door frame outside or the support in the elevator car and setting up through rotating or moving and stretch out the vaulting pole that falls of preventing in elevator car or elevator car outside on the support, be provided with messenger's reset spring that the vaulting pole restores to the throne and control prevent falling vaulting pole extension elongation or stretch out the gag lever post or the stopper of angle of preventing falling on prevent falling vaulting pole and the support, the advantage is: the utility model discloses when people passed in and out the elevator, not self -closing of lift -cabin door was controlled through the induction system of lift -cabin door by the vaulting pole of preventing falling firstly, even if secondly will close the lift -cabin door because of the malfunction, the vaulting pole of preventing falling can be rigid struts the lift -cabin door to opening the position, ensures that the lift -cabin door can not hinder for some reason to close and press from both sides the body of hurting sb. 's feelings, the use of handicapped persons such as specially adapted old man, child, legs and feet inconvenience person.

Description

Falling proof device of elevator lift-cabin

Technical field

The utility model belongs to elevator technology field, refers in particular to a kind of falling proof device of elevator lift-cabin.

Background technology

Along with skyscraper constantly increases, elevator has become requisite instrument in people's life, and elevator is convenient, fast, can save muscle power.Along with popularizing of elevator, the safety performance of elevator have also been obtained most attention, although elevator technology comparative maturity, performance is also fairly perfect, and potential safety hazard still exists, and various elevator accident emerges in an endless stream, and causes very large injury and economic loss.

In elevator accident, such as: lift car is stopping at elevator doorway, people are in the process of turnover elevator, and elevator falls suddenly, and personnel can be caused to fall down when not standing firm and cause damage; Or when personnel also do not pass in and out elevator doorway completely, elevator door cuts out suddenly, causes the personnel crushing and take a lift, even cause the life danger of the personnel taken a lift, sometimes, people in order to the time that elevator is stopped longer, can with arm or pin gear at elevator door.

Summary of the invention

The purpose of this utility model is to provide falling proof device of elevator lift-cabin safe and reliable when a kind of people pass in and out elevator.

The purpose of this utility model is achieved in that

Falling proof device of elevator lift-cabin, comprise the support that is arranged in the outer or lift car of lift door frame and be arranged on through rotating or the mobile fall arrest strut extend out in lift car or outside lift car on support, fall arrest strut and support be provided with the retracing spring that fall arrest strut is resetted and control fall arrest strut extension elongation or stretch out position-limited lever or the limiting stopper of angle.

What above-mentioned support or fall arrest strut are provided with rotation or mobile fall arrest strut stretch out moves handle.

Above-mentioned support is the vertical rod be hinged on outside lift door frame, described fall arrest strut is the cross bar being fixed on vertical rod top, move the middle part that handle is arranged on vertical rod, vertical rod is provided with position-limited lever or the limiting stopper of automatically reset retracing spring and restriction vertical rod rotational angle after vertical rod is rotated, described retracing spring is torsion spring or extension spring.

Above-mentioned cross bar is horizontally disposed U-shaped body or cuboid.

Above-mentioned support is the door frame be fixed on outside lift door frame, door frame is hinged with downward opening U-shaped fall arrest strut, move the middle part that handle is arranged on fall arrest strut, between fall arrest strut and door frame, be provided with position-limited lever fall arrest strut being rotated stretch out rear automatically reset retracing spring and restriction fall arrest strut rotational angle.

One end of above-mentioned position-limited lever is hinged on the top of fall arrest strut, and the other end is arranged at intervals with spacing ring through after guide cylinder hinged on door frame, is provided with retracing spring between adjacent two spacing rings.

Above-mentioned support is be fixed on the guide rail on lift car tank top plate, guide rail is slidably equipped with the slide bar slidably stretched out outside lift car, is provided with retracing spring between guide rail and slide bar, slide bar is fixed with the hand lever being convenient to pull moving slide-bar movement.

Above-mentioned hand lever to be fixed on slide bar and to protrude upward.

Above-mentioned guide rail is arranged on lift car tank top plate, and guide openings is in elevator cab door place, and described hand lever successively protrudes upward along lift car tank top plate and sidewall.

The utility model gives prominence to compared to existing technology and useful technique effect is:

1, the utility model is when people pass in and out elevator, manually move handle by fall arrest strut by stretching into outside elevator door 10 in lift car or by stretching out outside elevator door 10 in lift car: one is that the induction installation of elevator door 10 can sense with or without body at elevator door 10, control elevator door 10 can not automatically close, guarantee the physical safety passing in and out elevator personnel; Even if two is because misoperation will close elevator door 10, because fall arrest strut is positioned at elevator door 10 place opened, elevator door 10 can rigidly strut to open position by fall arrest strut, guarantees that elevator door 10 can not crush human body because elevator faults is closed, even injures life.

2, after people complete the action of turnover elevator, under the effect of retracing spring, fall arrest strut can automatically reset, and lift car is normally run.

3, the utility model is specially adapted to handicapped person's use such as old man, child, legs and feet inconvenience person.

Accompanying drawing explanation

Fig. 1 is the agent structure schematic diagram of one of structure of the present utility model.

Fig. 2 is the schematic diagram that one of structure of the present utility model is arranged on outside lift door frame.

Fig. 3 is that two of structure of the present utility model to be arranged on elevator and to be positioned at the schematic diagram of mode of operation.

Fig. 4 is the schematic perspective view that two of structure of the present utility model is arranged on elevator.

Fig. 5 is the schematic diagram that three of structure of the present utility model is arranged in lift car.

Fig. 6 is that three of structure of the present utility model to be arranged in lift car and to be positioned at the schematic diagram of mode of operation.

Detailed description of the invention

The utility model is further described with specific embodiment below in conjunction with accompanying drawing, see Fig. 1-Fig. 6:

Falling proof device of elevator lift-cabin, comprise the support that is arranged in the outer or lift car 12 of lift door frame 11 and be arranged on through rotating or the mobile fall arrest strut extend out in lift car 12 or outside lift car 12 on support, fall arrest strut and support be provided with the retracing spring that fall arrest strut is resetted and control fall arrest strut extension elongation or stretch out position-limited lever or the limiting stopper of angle.

What above-mentioned support or fall arrest strut are provided with rotation or mobile fall arrest strut stretch out moves handle, certainly, if when using electronic or S. A. or link with elevator, also can described in move handle.

Above-mentioned support is the vertical rod 23 be hinged on by sleeve 20 outside lift door frame 11, described fall arrest strut is the cross bar 21 being fixed on vertical rod 23 top, move the middle part that handle 22 is arranged on vertical rod 23, vertical rod 23 is provided with the position-limited lever or the limiting stopper that make vertical rod 23 rotate rear automatically reset retracing spring 24 and restriction vertical rod 23 rotational angle, described retracing spring 24 is torsion spring or extension spring.

Above-mentioned cross bar 21 is horizontally disposed U-shaped body or cuboid.

Above-mentioned support is the door frame 35 be fixed on outside lift door frame 11, jointed shaft 37 by being fixed on lift door frame upper and lower sides on door frame 35 is hinged with downward opening U-shaped fall arrest strut 36, move the middle part that handle 34 is arranged on fall arrest strut 36, between fall arrest strut 36 and door frame 35, be provided with the position-limited lever 30 fall arrest strut 36 being rotated stretch out rear automatically reset retracing spring 32 and limit fall arrest strut 36 rotational angle.

One end of above-mentioned position-limited lever 30 is hinged on the top of fall arrest strut 36, the other end is arranged at intervals with spacing ring 33 through after guide cylinder 31 hinged on door frame 35, retracing spring 32 is provided with between adjacent two spacing rings 33, spacing ring 33 both can use as the spring perch of retracing spring 32, can use again as the extension elongation of restriction fall arrest strut 36.

Above-mentioned support is be fixed on the guide rail 40 on lift car 12 tank top plate, guide rail 40 is slidably equipped with the slide bar 41 slidably stretched out outside lift car 12, be provided with retracing spring 43 between guide rail 40 and slide bar 41, slide bar 41 be fixed with the hand lever 42 being convenient to pull moving slide-bar 41 movement.

Above-mentioned hand lever 42 to be fixed on slide bar 41 and to protrude upward, so that use hand lever 42.

Above-mentioned guide rail 40 is arranged on lift car 12 tank top plate, and guide rail 40 is opened on elevator cab door place, and described hand lever 42 successively protrudes upward along lift car 12 tank top plate and sidewall.

Use of the present utility model:

1, Fig. 1-Fig. 2 is the structural representation of one of structure of the present utility model, during use: after elevator door 10 is opened, manually pull and move handle 22 and make fall arrest strut 21 by turning in lift car 12 outside elevator door, people can pass in and out lift car 12 safely, after turnover lift car 12 terminates, hand unclamps moves handle 22, fall arrest strut 21 can under the effect of retracing spring 24, be reset to outside elevator door, elevator can normally run, due to the protective action of people's fall arrest strut 21 when passing in and out lift car 12, even if elevator misoperation is for closing elevator door, elevator door is propped up by fall arrest strut 21 and does not cut out, ensure that the safety of turnover elevator personnel.

2, Fig. 3-Fig. 4 is the structural representation of structure two of the present utility model, during use: after elevator door 10 is opened, manually moving handle 34 makes fall arrest strut 36 by turning in lift car 12 outside elevator door, people can pass in and out lift car 12 safely, after turnover lift car 12 terminates, hand unclamps moves handle 34, fall arrest strut 36 can under the effect of retracing spring 32, be reset to outside elevator door, elevator can normally run, due to the protective action of people's fall arrest strut 36 when passing in and out lift car 12, even if elevator misoperation is for closing elevator door, elevator door is propped up by U-shaped fall arrest strut 36 and does not cut out, ensure that the safety of turnover elevator personnel.

3, Fig. 5-Fig. 6 is the structural representation of structure three of the present utility model, during use: after elevator door 10 is opened, manually moving hand lever 42 makes slide bar 41 slide into outside elevator door by lift car 12, people can pass in and out lift car 12 safely, after turnover lift car 12 terminates, hand unclamps hand lever 42, slide bar 41 (i.e. fall arrest strut) can under the effect of retracing spring 43, be reset in lift car 12, elevator can normally run, due to the protective action of people's slide bar 41 when passing in and out lift car 12, even if elevator misoperation is for closing elevator door, elevator door is propped up by slide bar 41 and does not cut out, ensure that the safety of turnover elevator personnel.

Above-described embodiment is only preferred embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.

Claims

1. falling proof device of elevator lift-cabin, it is characterized in that: comprise the support that is arranged in the outer or lift car of lift door frame and be arranged on through rotating or the mobile fall arrest strut extend out in lift car or outside lift car on support, fall arrest strut and support be provided with the retracing spring that fall arrest strut is resetted and control fall arrest strut extension elongation or stretch out position-limited lever or the limiting stopper of angle.

2. falling proof device of elevator lift-cabin according to claim 1, is characterized in that: what described support or fall arrest strut are provided with rotation or mobile fall arrest strut stretch out moves handle.

3. falling proof device of elevator lift-cabin according to claim 1 and 2, it is characterized in that: described support is the vertical rod be hinged on outside lift door frame, described fall arrest strut is the cross bar being fixed on vertical rod top, move the middle part that handle is arranged on vertical rod, vertical rod is provided with position-limited lever or the limiting stopper of automatically reset retracing spring and restriction vertical rod rotational angle after vertical rod is rotated, described retracing spring is torsion spring or extension spring.

4. falling proof device of elevator lift-cabin according to claim 3, is characterized in that: described cross bar is horizontally disposed U-shaped body or cuboid.

5. falling proof device of elevator lift-cabin according to claim 1 and 2, it is characterized in that: described support is the door frame be fixed on outside lift door frame, door frame is hinged with downward opening U-shaped fall arrest strut, move the middle part that handle is arranged on fall arrest strut, between fall arrest strut and door frame, be provided with position-limited lever fall arrest strut being rotated stretch out rear automatically reset retracing spring and restriction fall arrest strut rotational angle.

6. falling proof device of elevator lift-cabin according to claim 5, it is characterized in that: one end of described position-limited lever is hinged on the top of fall arrest strut, the other end is arranged at intervals with spacing ring through after guide cylinder hinged on door frame, is provided with retracing spring between adjacent two spacing rings.

7. falling proof device of elevator lift-cabin according to claim 1 and 2, it is characterized in that: described support is be fixed on the guide rail on lift car tank top plate, guide rail is slidably equipped with the slide bar slidably stretched out outside lift car, be provided with retracing spring between guide rail and slide bar, slide bar be fixed with the hand lever being convenient to pull moving slide-bar movement.

8. falling proof device of elevator lift-cabin according to claim 7, is characterized in that: described hand lever to be fixed on slide bar and to protrude upward.

9. falling proof device of elevator lift-cabin according to claim 7, is characterized in that: described guide rail is arranged on lift car tank top plate, and guide openings is in elevator cab door place, and described hand lever successively protrudes upward along lift car tank top plate and sidewall.