CN216785420U

CN216785420U - Platform villa ladder anti-pinch device

Info

Publication number: CN216785420U
Application number: CN202123172436.3U
Authority: CN
Inventors: 胡超雄; 张伟能; 杜家锐
Original assignee: Siglen Elevator China Co ltd
Current assignee: Singerlin Elevator Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-06-21
Anticipated expiration: 2031-12-15

Abstract

The utility model provides a platform villa ladder anti-pinch device, includes the platform main part, the platform main part includes the platform panel, fixes the platform frame at platform panel rear end, be equipped with in the platform main part and prevent pressing from both sides safe frame, prevent pressing from both sides feedback structure. When a passenger steps on or foreign matter presses on the anti-pinch safety frame, the anti-pinch safety frame descends and touches a switch in the anti-pinch feedback structure, so that the elevator stops running, damage to the person or the elevator is avoided, and safety of the passenger is effectively guaranteed; after external force on the anti-pinch safety frame is eliminated, the anti-pinch safety frame moves upwards and resets under the action of elastic restoring force of the elastic supporting component, and the anti-pinch safety frame leaves a switch in the anti-pinch feedback structure at the moment, so that the elevator returns to a normal running state.

Description

Anti-clamping device for ladder of platform villa

Technical Field

The utility model relates to the field of elevators, in particular to an anti-clamping device for a platform villa elevator.

Background

The existing villa elevator is mostly a platform type elevator without a lift car for the purpose of saving space. The surrounding of the platform type elevator car bottom is not provided with a surrounding wall, so that the edge of the car bottom is close to the side wall of the lifting mechanism, other three side walls are close to the hoistway wall of the elevator, but a gap exists between the side wall of the car bottom and the hoistway wall, and foreign matters are easily clamped between the side wall of the car bottom and the hoistway wall, so that the normal work of the elevator is influenced. If in the use, after the passenger carelessly blocks the foot in the gap, the elevator host computer is still in operation, drives the elevator and continues to rise, then can lead to the passenger to receive more serious injury. Therefore, the technical problem to be solved by those skilled in the art is how to stop the elevator main machine when foreign matter is stuck between the car bottom and the hoistway wall.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an anti-clamping device of a platform villa ladder.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a platform villa ladder anti-pinch device, includes the platform main part, the platform main part includes platform panel, fixes the platform frame at platform panel rear end, its characterized in that: the platform comprises a platform main body and is characterized in that an anti-clamping safety frame and an anti-clamping feedback structure are arranged on the platform main body, the anti-clamping safety frame comprises two longitudinal anti-clamping pieces which are respectively arranged on the left side and the right side of a platform panel in a hanging mode, and a transverse anti-clamping piece which is arranged on the front side of the platform panel in a hanging mode, and the left end and the right end of the transverse anti-clamping piece are respectively connected with the front ends of the two longitudinal anti-clamping pieces; an elastic supporting component which enables the anti-clamping safety frame to be arranged on the periphery of the platform panel in a hanging manner is connected between the platform frame and the longitudinal anti-clamping piece; the anti-clamping feedback structure comprises a first switch triggered and started by descending of a longitudinal clamping preventing piece and a second switch triggered and started by descending of a transverse clamping preventing piece.

In the utility model, the elastic supporting component comprises a supporting spring, a switch beating plate, a supporting pull rod and a movable support rod, wherein the upper end of the supporting spring is connected to the platform frame, the lower end of the supporting spring is connected with the switch beating plate, the lower end of the switch beating plate is connected with the supporting pull rod, the lower end of the supporting pull rod is movably connected with the middle part of the movable support rod, one end of the movable support rod is movably connected with the platform frame, and the other end of the movable support rod is movably connected with the longitudinal anti-clamping piece.

In the utility model, the first switch is fixed on the platform frame through a switch mounting seat, and the bottom of the switch striking plate corresponds to the trigger end of the first switch.

In the utility model, the bottom of the lower end of the platform frame is provided with a limiting opening for limiting the movement of the longitudinal clamping preventing piece, and the rear end of the longitudinal clamping preventing piece penetrates through the limiting opening to be movably connected with the movable support rod.

In the utility model, the transverse anti-clamping piece is provided with a driving striking plate which is used for abutting against the second switch triggering end when the transverse anti-clamping piece descends, the upper end of the driving striking plate is fixed on the side surface of the transverse anti-clamping piece, the lower end of the driving striking plate obliquely extends outwards to form an oblique driving part, and the oblique driving part is in movable contact fit with the second switch triggering end.

In the utility model, the bottom of the platform panel is welded with a bottom reinforcing structure for reinforcing the structural strength of the platform panel.

In the utility model, a car bottom decorative plate which is covered outside the bottom reinforcing structure is also arranged on the bottom of the platform panel.

The utility model has the beneficial effects that: the anti-pinch safety frame and the anti-pinch feedback structure are arranged on the platform main body to form the anti-pinch device, the anti-pinch device is simple and reasonable in structure, when a passenger steps on the anti-pinch safety frame or foreign matters press the anti-pinch safety frame, the anti-pinch safety frame descends and touches a switch in the anti-pinch feedback structure, so that the elevator stops running, damage to the person or the elevator is avoided, and safety of the passenger is effectively guaranteed; after external force on the anti-pinch safety frame is eliminated, the anti-pinch safety frame moves upwards and resets under the action of elastic restoring force of the elastic supporting component, and the anti-pinch safety frame leaves a switch in the anti-pinch feedback structure at the moment, so that the elevator returns to a normal running state.

Drawings

The utility model is further illustrated by the following figures and embodiments:

FIG. 1 is a first perspective view of the present embodiment;

FIG. 2 is a second perspective view of the present embodiment;

FIG. 3 is a rear view of the present embodiment with the lift guide removed;

FIG. 4 is a perspective view of the present embodiment with the elevation guide structure removed;

FIG. 5 is a sectional view of the second switch and the driving striking plate of the present embodiment;

FIG. 6 is a perspective view of the present embodiment with the lift guide structure and the platform trim panel removed;

fig. 7 is an enlarged view of I in fig. 6.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Referring to fig. 1-7, a platform villa ladder anti-pinch device, including the platform main part, the platform main part includes platform panel 1, fixes the platform frame 2 at platform panel 1 rear end, be equipped with in the platform main part and prevent pressing from both sides the safety frame, prevent pressing from both sides the feedback structure, prevent pressing from both sides the safety frame and include that two respectively unsettled settings vertically prevent folder 3, unsettled setting at the 1 front side of platform panel in the 1 left and right sides of platform panel prevent folder 4 transversely, it connects two front end components that vertically prevent folder 3 respectively to prevent folder 4 transversely to prevent the left and right sides and constitutes and to have the safety frame of preventing pressing from both sides. An elastic supporting component 5 which enables the anti-pinch safety frame to be arranged on the periphery of the platform panel 1 in a hanging mode is connected between the platform frame 2 and the longitudinal anti-pinch component 3, each longitudinal anti-pinch component 3 corresponds to one elastic supporting component 5, one end of each elastic supporting component 5 is connected with the longitudinal anti-pinch component 3, the other end of each elastic supporting component 5 is connected with the platform frame 2, the anti-pinch feedback structure comprises a first switch 6 triggered and started by descending of the longitudinal anti-pinch component 3 and a second switch 7 triggered and started by descending of the transverse anti-pinch component 4, each longitudinal anti-pinch component 3 corresponds to one first switch 6, and therefore the left side and the right side and the front side of the platform panel 1 are protected against pinch; and the left and right ends of the horizontal anti-clamping piece 4 are respectively connected with the front ends of the two vertical anti-clamping pieces 3 to form a structure with an anti-clamping safety frame, so that when a passenger steps on or presses foreign matters on the horizontal anti-clamping piece 4 or the vertical anti-clamping piece 3, the anti-clamping safety frame can be caused to act, the action of pulling one piece to move the whole body is achieved, and the anti-clamping feedback structure can quickly and accurately send signals.

As a preferred embodiment, referring to fig. 1 to 3, the elastic support assembly 5 includes a support spring 51, a switch striking plate 52, a support pull rod 53, and a movable support rod 54, an upper end of the support spring 51 is connected to the platform frame 2, a lower end of the switch striking plate 52 is connected to the support pull rod 53, a lower end of the support pull rod 53 is movably connected to a middle portion of the movable support rod 54, one end of the movable support rod 54 is movably connected to the platform frame 2, and the other end of the movable support rod 54 is movably connected to the longitudinal anti-clamping member 3, so as to support the anti-clamping safety frame on the periphery of the platform panel 1 in a suspended manner.

In this embodiment, the first switch 6 is fixed on the platform frame 2 through a switch mounting seat 61, the bottom of the switch striking plate 52 corresponds to the trigger end of the first switch 6, when the longitudinal clip preventing member 3 is pressed to move downward, the longitudinal clip preventing member 3 drives the supporting pull rod 53 to move downward through the movable support rod 54, so that the supporting pull rod 53 simultaneously drives the switch striking plate 52 to descend and abut on the trigger end of the first switch 6, the first switch 6 is activated, and a signal is output to an elevator control system, and the elevator control system stops the operation of the elevator by this, thereby avoiding the elevator or passengers from being injured.

In this embodiment, a pulling hole is formed in the middle of the movable supporting rod 54 near one end of the longitudinal clip-preventing member 3, a pulling hook 531 passing through the pulling hole is bent at the lower end of the supporting rod 53, and a bolt for preventing the pulling hook 531 from coming off from the pulling hole is arranged on the pulling hook 531 and is not shown in the drawing.

In a preferred embodiment, a limiting opening 21 for limiting the movement of the longitudinal clamping preventing member 3 is disposed at the bottom of the lower end of the platform frame 2, the rear end of the longitudinal clamping preventing member 3 passes through the limiting opening 21 to be movably connected with the movable stay 54, and the longitudinal clamping preventing member 3 is limited by the limiting opening 21, so as to prevent the anti-clamping safety frame from being suspended at a position far higher than the platform panel 1 under the supporting action of the elastic supporting assembly 5. In this embodiment, the platform frame 2 includes a transverse bottom beam 22 at the bottom thereof and a connecting frame arranged at the top of the transverse bottom beam 22, a groove is arranged on the back surface of the transverse bottom beam 22, and the limiting openings 21 are opened at the left and right ends of the transverse bottom beam 22. A plurality of bottom beam reinforcing ribs 23 are welded in the grooves of the transverse bottom beam 22, and the bottom beam reinforcing ribs 23 are arranged in the grooves of the transverse bottom beam 22 at intervals from left to right.

In this embodiment, the top of the transverse bottom beam 22 is provided with a through hole for the lower end of the supporting pull rod 53 to penetrate into the groove, the movable stay rod 54 is located in the groove, the lower end of the supporting pull rod 53 penetrates into the groove and then is connected with the movable stay rod 54, one end of the movable stay rod 54 is movably connected with the rotating shaft arranged in the groove, and the other end of the movable stay rod 54 is movably connected with one end of the longitudinal clamping preventing member 3 penetrating into the groove from the limiting opening 21, so as to suspend and support the clamping preventing safety frame at the periphery of the platform panel 1, and in this way, the internal space of the transverse bottom beam 22 can be utilized as much as possible, and the occupation of the hoistway space by the elevator can be reduced.

In a preferred embodiment, the lateral anti-clamping device 4 is provided with a driving striking plate 8 which abuts against the triggering end of the second switch 7 when the lateral anti-clamping device 4 descends, when the lateral anti-clamping device 4 descends under pressure, the driving striking plate 8 descends along with the descending of the lateral anti-clamping device 4 and abuts against the triggering end of the second switch 7, so that the second switch 7 is activated, a signal is output to an elevator control system, and the elevator control system stops the operation of the elevator, and the elevator or passengers are prevented from being injured. In this embodiment, the drive is beaten 8 upper ends and is fixed on the side of transversely preventing folder 4, and the lower extreme leans out to extend and is formed with slope drive division 81, this slope drive division 81 with second switch 7 trigger end movable contact cooperation, through the inclined plane drive second switch 7 trigger end of slope drive division 81 to it pushes to trigger to support the second switch 7 trigger end and make things convenient for second switch 7 trigger end to reset.

As a preferred embodiment, the first switch 6 and the second switch 7 can be connected with a control device together except for being connected with an elevator control system, the control device comprises a controller and a communication module, the control device is connected with a cloud service platform through the communication module, the cloud service platform is a system of an elevator manufacturer, and when the first switch 6 and the second switch 7 are triggered to be started, the control device can transmit the starting states of the first switch 6 and the second switch 7 to the cloud service platform, so that the elevator manufacturer can know the working information of the anti-pinch device, and corresponding processing can be conveniently carried out. In addition, the control device can be connected with an alarm device which can be safely arranged at different positions of the platform main body according to design requirements and is used for giving an alarm when the first switch 6 and the second switch 7 are triggered and started to remind passengers of paying attention to safety and timely releasing the anti-clamping safety frame to keep away from danger; the alarm device is any one or combination of a sound alarm and a light alarm, and can be specifically set according to the actual situation. The control means and the alarm means are not shown in the drawings.

As a preferred embodiment, a bottom reinforcing structure for reinforcing the structural strength of the platform panel 1 is welded at the bottom of the platform panel 1; the bottom reinforcing structure is formed by a plurality of longitudinal reinforcing square tubes 9 arranged from left to right at intervals, the front ends of the longitudinal reinforcing square tubes 9 are connected with a transverse reinforcing square tube 10, the rear ends of the longitudinal reinforcing square tubes 9 are connected with the front end face of a transverse bottom beam 22, the structure is simple and stable, and the structural strength of the platform panel 1 can be greatly improved. In addition, the bottom of the platform panel 1 is also provided with a car bottom decorative plate 11 which covers the bottom reinforcing structure and the transverse reinforcing square tube 10, so that the attractiveness of the platform main body is improved; in this embodiment, the platform decorative plate 11 is connected to the lateral reinforcing square tubes 10 and the longitudinal reinforcing square tubes 9 by screws.

The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by substantially the same means are within the protection scope of the present invention.

Claims

1. The utility model provides a platform villa ladder anti-pinch device, includes the platform main part, the platform main part includes platform panel (1), fixes platform frame (2) at platform panel (1) rear end, its characterized in that: the anti-pinch safety frame comprises two longitudinal anti-pinch pieces (3) which are respectively arranged on the left side and the right side of the platform panel (1) in a hanging mode and a transverse anti-pinch piece (4) which is arranged on the front side of the platform panel (1) in a hanging mode, and the left end and the right end of the transverse anti-pinch piece (4) are respectively connected with the front ends of the two longitudinal anti-pinch pieces (3); an elastic supporting component (5) which enables the anti-clamping safety frame to be arranged on the periphery of the platform panel (1) in a suspended mode is connected between the platform frame (2) and the longitudinal anti-clamping piece (3); the anti-clamping feedback structure comprises a first switch (6) triggered and started by descending of a longitudinal clamping prevention piece (3) and a second switch (7) triggered and started by descending of a transverse clamping prevention piece (4).

2. The anti-pinch device for the platform villa ladder of claim 1, characterized in that: elastic support subassembly (5) are including supporting spring (51), switch clapper (52), support pull rod (53), activity vaulting pole (54), the upper end of supporting spring (51) is connected on platform frame (2), the lower extreme is connected with switch clapper (52), the lower extreme of switch clapper (52) is connected support pull rod (53), the lower extreme swing joint of support pull rod (53) the middle part of activity vaulting pole (54), the one end of activity vaulting pole (54) with platform frame (2) swing joint, the other end with vertically prevent folder (3) swing joint.

3. The platform villa ladder anti-pinch device of claim 2, characterized in that: the first switch (6) is fixed on the platform frame (2) through a switch mounting seat (61), and the bottom of the switch striking plate (52) corresponds to the trigger end of the first switch (6).

4. The platform villa ladder anti-pinch device of claim 3, characterized in that: the lower end bottom of the platform frame (2) is provided with a limiting opening (21) used for limiting the movement of the longitudinal clamping prevention piece (3), and the rear end of the longitudinal clamping prevention piece (3) penetrates through the limiting opening (21) to be movably connected with the movable support rod (54).

5. The platform villa ladder anti-pinch device of claim 1, characterized in that: transversely prevent being equipped with on folder (4) and being used for its decline time support drive break plate (8) on second switch (7) trigger end, drive break plate (8) upper end is fixed on the side of transversely preventing folder (4), and the lower extreme leans out to extend and is formed with slope drive division (81), this slope drive division (81) with second switch (7) trigger end movable contact cooperation.

6. The platform villa ladder anti-pinch device of claim 1, characterized in that: the bottom of the platform panel (1) is welded with a bottom reinforcing structure for reinforcing the structural strength of the platform panel (1).

7. The platform villa ladder anti-pinch device of claim 6, characterized in that: and a car bottom decorative plate (11) which is covered outside the bottom reinforcing structure is also arranged at the bottom of the platform panel (1).