CN217051216U - Hand-clamping-preventing braking elevator door - Google Patents

Abstract

The utility model discloses a prevent tong braking elevator door, to preventing tong elevator door can't discern tiny article, the pet need be tied when walking a bend, kid's naughty can stretch into the problem that the crack produces harm because curiosity can be when the elevator door is close soon, the following technical scheme is provided, including the sedan-chair door frame, install the track on the sedan-chair door frame, be provided with the sideslip slider on the track, the sideslip slider is connected with the elevator door of symmetrical arrangement, the track is fixedly connected with the pick-up plate in the intermediate position, be provided with the elasticity and trigger the subassembly on the pick-up plate, the elasticity triggers the subassembly to be arranged at the upper and lower both ends of elevator door, the elevator door is provided with the metal damping piece at the terminal surface of mutual contact, the metal damping piece is connected with the electron detector that sets up on the sideslip slider, sideslip slider both sides are connected with the drive assembly that sets up on the sedan-chair door frame, the elasticity triggers the subassembly and connects the drive assembly; the utility model has the advantages of rapid braking, small-size object identification and stable linkage.

Description

Hand-clamping-preventing braking elevator door

Technical Field

The utility model relates to an elevator equipment field, more specifically says that it relates to prevents tong braking elevator door.

Background

The elevator door is a very important part in the elevator, and is provided with two doors, wherein the two doors can be seen from the outside of the elevator and are fixed on each floor and are called landing doors, the two doors are seen from the inside and are fixed on the elevator car to move along with the elevator car and are called car doors, and the elevator door is generally opened and closed by the car doors driving the landing doors. The stability, the reasonability and the safety of the elevator are key factors for determining the grade of the elevator.

At present, chinese patent with application number 201820903014.8 discloses a prevent tong lift-cabin door, and it includes the car, the top fixedly connected with box of car, the front fixedly connected with controller of box inner chamber, the back of box inner chamber is provided with positive reverse motor, the first rotation axis of output fixedly connected with of positive reverse motor, the surface cover of first rotation axis is equipped with the action wheel. The utility model discloses a set up infrared ray receiving arrangement, the second rotation axis, the belt, first rotation axis, the action wheel, the connecting rod, from the driving wheel, the movable rod, the bracing piece, the fixed block, infrared transmitting device, prevent pressing from both sides the strip, the lift-cabin door body, the cooperation of positive reverse motor and controller is used, solved current elevator when using, owing to all rely on the settlement operation of device itself, do not possess solitary one set of tong device, can't terminate the problem of operation when meetting emergency, made things convenient for user's use, the practicality and the security of elevator have been improved.

Although the anti-pinch elevator door provides a transmission structure for preventing pinch, the recognition device of the anti-pinch elevator door structure is an infrared generating device, the recognition range is an infrared coverage range, and the recognition device does not have the function of recognizing small objects.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a prevent tong braking elevator door has quick braking, discernment small-size object, the stable advantage of linkage.

In order to achieve the above purpose, the utility model provides a following technical scheme:

prevent tong braking elevator door, including sedan-chair door frame, install the track on sedan-chair door frame, be provided with the sideslip slider on the track, the sideslip slider is connected with the lift-cabin door, the track is at intermediate position fixedly connected with pick-up plate, be provided with the elasticity on the pick-up plate and trigger the subassembly, the elasticity triggers the subassembly to arrange the upper and lower both ends at the lift-cabin door, the lift-cabin door is two of symmetrical arrangement, the lift-cabin door is provided with the metal damping piece at the terminal surface of mutual contact, the metal damping piece is connected with the electron detector who sets up on the sideslip slider, sideslip slider both sides are connected with the drive assembly who sets up on sedan-chair door frame, the elasticity triggers the subassembly and connects drive assembly.

By adopting the technical scheme, the track provides a determined running direction and a stable connecting structure for the elevator door, the transverse sliding block is connected with the elevator door and the track and can be used as a connecting medium for installing some sensors and connecting other structures, the detection plate at the middle position of the track is provided with the elastic trigger assembly which is arranged at the upper end and the lower end of the elevator door, when the elastic trigger assembly is triggered, the elastic trigger assembly is connected with the driving assembly to brake, the elevator door is symmetrically arranged to be suitable for a large building, the metal damping sheet arranged on the elevator door deforms under extrusion to generate resistance change, the resistance change causes current change, and the electric signal is received by the electronic detector and is communicated with the driving assembly to brake; above-mentioned structure can make the reaction fast under the condition of tong to can also deal with the pet and pull the rope and be centre gripping in closed lift-cabin door, through the elasticity trigger assembly scram elevator has reached the technical effect that reduces the injury, consequently this lift-cabin door has quick braking, discernment small-size object, the stable advantage of linkage.

Further, displacement sensors are arranged on two sides of the track.

By adopting the technical scheme, the movement cycle of the elevator door and the transverse sliding block is detected through the arranged displacement sensor, the running stability is ensured, the stable opening action is kept, and the elevator operation cycle scaling device has the advantage of scaling the elevator operation cycle.

Further, a separating assembly is arranged on the detection plate and connected with the elastic triggering assembly and the electronic detector, and the separating assembly moves to be abutted against the elevator door.

Adopt above-mentioned technical scheme, when the drive assembly slow braking and lead to the lift-cabin door still closed operation, will be about to the lift-cabin door of closed to support through the separator assembly that sets up, reserve to leave the gap and make things convenient for personnel to operate to the cooperation is connected the stability of elasticity trigger assembly and electronic detector in order to ensure the structure linkage, has the advantage that further improves transmission security.

Furthermore, the separating assembly comprises a separating motor and a limiting block connected to and driven by the driving motor.

Adopt above-mentioned technical scheme, the elevator door that is about to close is blocked to the mode of separation motor drive stopper, and motor drive has stable transmission structure, can make definite technical action when the emergence condition, consequently has the advantage that improves structure transmission stability.

Further, the limiting block is triangular.

By adopting the technical scheme, the triangle has good structural stability, and the closed elevator door can be well separated through the sharp point of the triangle, so that the elevator door is forced to be opened by one distance, the elevator door is convenient for personnel to rescue, and the elevator door has the advantage of improving the structural applicability.

Further, elastic sponge is filled between the elevator door and the metal damping sheet.

By adopting the technical scheme, the metal damping sheet can deform after being used for a long time, so that the sensitivity of the signal transmission function is reduced, the conduction of an electric signal is not influenced in a mode of filling the elastic sponge, the elastic reset performance of the metal damping plate is improved, and the metal damping sheet has the advantage of prolonging the service life of the metal damping sheet.

Further, the driving assembly comprises a driving motor and a plurality of traction wires connected to the driving motor, and the traction wires are connected to two sides of the transverse moving sliding block.

By adopting the technical scheme, the driving assembly improves the implementation operation controllability of the transverse sliding block by connecting the traction lines on two sides of the transverse sliding block, so that the driving assembly can implement and adjust the movement of the transverse sliding block in two directions, and the driving assembly has the advantage of improving the operability of the driving assembly.

Furthermore, the elastic trigger assembly comprises an elastic plate and a trigger, the elastic plate is connected with the detection plate in a sliding mode, a spring is installed on the elastic plate, and the elastic plate moves in a telescopic mode to start the trigger.

By adopting the technical scheme, the elastic plate does not generate position change under the action of the spring under the normal state, the elastic trigger assembly is arranged at a position, when the elevator door is closed, the rope is clamped in the elevator door, the rope cannot trigger the metal damping sheet, but when the elevator ascends or descends, the rope can trigger the elastic plate to move towards the trigger direction, so that the trigger reacts to emergently brake the elevator, and the ascending scheme provides a trigger structure with stable transmission.

To sum up, the utility model discloses following beneficial effect has:

1. the elevator door is set to prevent the condition of hand clamping, the elevator door is controlled to be opened through the driving component, the metal damping sheet is arranged at the closing position of the elevator door, and the elevator door stops running through the deformation of the metal damping sheet and the output of an electric signal through the electronic detector; in order to prevent objects such as ropes from being clamped in the closed elevator door, the elastic trigger components are designed at the upper end and the lower end of the closed part of the elevator door, and the technical effect of emergency braking of the elevator operation is achieved through the transmission mode that the elastic sheets contact the trigger;

2. in order to improve the operability of the elevator door, the separating component is arranged at the closing position of the elevator door, the separating component is driven by the stable separating motor through the triangular limiting block, the closed elevator door can be quickly opened under the dangerous condition, and the elevator door has the advantage of improving the applicability of the elevator door.

Drawings

Fig. 1 is a schematic view of the entire structure of the present embodiment with a part of the car frame removed;

FIG. 2 is a rear view of the present embodiment with portions of the car frame removed;

FIG. 3 is a schematic view of the connection structure of the lateral sliding block and the elevator door of the present embodiment;

fig. 4 is a schematic structural view of the opened elevator door of the present embodiment;

FIG. 5 is an enlarged view of portion A of FIG. 4;

fig. 6 is a schematic structural diagram of the elastic triggering assembly of the present embodiment.

In the figure: 1. a car door frame; 11. a track; 12. a limiting rod; 13. a displacement sensor; 2. transversely moving the sliding block; 21. a roller; 22. a fixed roller; 23. an electron detector; 24. a limiting trigger piece; 3. an elevator door; 31. an elevator car; 32. a metal damper sheet; 33. an elastic sponge; 4. a drive assembly; 41. a drive motor; 42. a winding roller; 43. a steering wheel; 44. a pull wire; 5. detecting a plate; 6. a separation assembly; 61. separating the motor; 62. a guide bar; 63. a threaded rod; 64. a limiting block; 7. an elastic trigger assembly; 71. a spring; 72. a trigger; 73. a guide groove; 74. and (4) a spring plate.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

The elevator door is provided with a feedback structure for preventing hands from being clamped and a rope from being clamped on the elevator door, wherein a stable connecting transmission structure is arranged to deal with sudden dangerous conditions, and the elevator door achieves the technical effects of quick braking, small-size object identification and stable linkage.

Referring to fig. 1, 2, 3, and 4, the present invention provides an embodiment, which includes a door frame 1 and an elevator car 31, wherein the door frame 1 is installed above the elevator car 31, and both the door frame 1 and the elevator car 31 are metal frame structures with good mechanical strength; the elevator door frame 1 is internally provided with a track 11, the track 11 is transversely arranged and is connected with a transverse sliding block 2 in a sliding manner, the transverse sliding block 2 is provided with two rollers 21 which are arranged in a crossed manner, the rollers 21 are positioned at the upper and lower positions of the track 11 to clamp the track 11 between the two rollers 21, and the lower part of the transverse sliding block 2 is connected with an elevator door 3 through a fastener; the track 11 is located in the middle position namely the closed position of the lift-cabin door 3 and is equipped with the detecting plate 5, the detecting plate 5 is located above the track 11 and does not contact with the sliding block 2, the detecting plate 5 is equipped with the elastic trigger assembly 7 on one side close to the sliding block 2, the elastic trigger assembly 7 is two groups and is respectively arranged on the detecting plate 5 and in the slideway below the lift-cabin door 3, the elastic trigger assembly 7 is arranged on the upper and lower ends of the lift-cabin door 3 to ensure the full coverage of the trigger point, the lift-cabin door 3 is two and is symmetrically arranged, the end surface of the lift-cabin door 3 contacting each other is equipped with the metal damping sheet 32, the metal damping sheet 32 is arranged from top to bottom and covers the whole contact plane of the lift-cabin door 3, the metal damping sheet 32 is connected with the electronic detector 23 installed at the connection of the sliding block 2 and the lift-cabin door 3, when the metal damping sheet 32 is bent greatly, the resistance change can be generated, the change can cause the change of current, the signal is identified by the electronic detector 23 and is transmitted to the upper transmission structure, the two sides of the transverse moving component are connected with the driving components 4 arranged on the car door frame 1, the driving components 4 are the upper transmission structure, and the elastic triggering component 7 is also connected with the driving components 4 through a circuit.

Referring to fig. 2 and 3, displacement sensors 13 are disposed below two sides of the track 11, a position limiting trigger 24 is installed at a closing point of the lateral sliding block 2 and the elevator door 3, when the lateral sliding block 2 operates, the position limiting trigger 24 contacts with the displacement sensors 13, that is, the elevator door 3 is in an open state, and the position limiting trigger serves as a starting point of an operation cycle to scale the operation of the elevator door 3.

Referring to fig. 5, the detecting plate 5 has a horizontal extending structure, the extending structure is connected with a separating assembly 6, the separating assembly 6 includes a separating motor 61, a limiting block 64 connected to and driven by the separating motor 61, the limiting block 64 is connected with the separating motor 61 through a threaded rod 63, the separating motor 61 is connected with the elastic triggering assembly 7 and the electronic detector 23 through a circuit, the limiting block 64 is vertically arranged downwards and is in a triangular shape, the separating motor 61 drives the threaded rod 63 to rotate to drive the limiting block 64 rotationally connected therewith, the limiting block 64 is a sharp top capable of separating the closed elevator door 3, so that the limiting block 64 is abutted to clamp the elevator door 3, in order to improve the transmission stability, the two sides of the threaded rod 63 are connected with guide rods 62 to ensure the stable operation of the limiting block 64, the guide rods 62 are rotationally connected with the limiting block 64, when the separation motor 61 is driven, the driving action can be carried out according to the signals of the elastic trigger component 7 and the electronic detector 23.

Referring to fig. 3, the elevator door 3 is filled with the elastic sponge 33 between the metal damping sheet 32 and the elastic sponge 33 has the effect of making the metal damping sheet 32, and the elastic sponge 33 is adhered to the metal damping sheet 32, so that the metal damping sheet 32 can be quickly restored to the original state under the restoring action of the elastic sponge 33 after the metal damping sheet 32 is elastically deformed, the time of the metal damping sheet 32 in the restoring state is shortened, and the elevator door has the advantages of improving the applicability and the service life of the metal damping sheet 32.

Referring to fig. 1 and 2, the driving assemblies 4 are three groups, which are respectively disposed at two ends and a middle position of the rail 11, the driving assemblies 4 include driving motors 41 and pulling wires 44 connected to the driving motors 41, wherein the driving motors 41 are vertically arranged in the above positions and the motors are connected with winding rollers 42 for receiving the pulling wires 44, the pulling wires 44 wound on the winding rollers 42 penetrate through the car door frame 1 and are connected with steering wheels 43 mounted on the car door frame 1, and the steering wheels 43 provide a stable rotating structure for the pulling wires 44; the plurality of pulling wires 44 are connected to both sides of the traverse slider 2, wherein the pulling wires 44 positioned at both sides are connected to the fixing roller 22 of the traverse slider 2 through the guide of the steering wheel 43, and the two pulling wires 44 positioned in the middle are wound around the same winding roller 42 in opposite directions, and the traverse slider 2 is operated to move by pulling, and the both sides of the traverse slider 2 connected are controlled, thereby having a more real-time technical effect of controlling the traverse slider 2.

Referring to fig. 6, the elastic triggering assembly 7 is disposed at the position where the elevator door 3 closes the upper and lower ends, and the elastic triggering assembly 7 located at the side of the detection plate 5 is an example because the components of the upper and lower elastic triggering assemblies 7 are the same and have mirror image structures, where the elastic triggering assembly 7 includes a spring plate 74 and a trigger 72, the detection plate 5 is provided with a groove and is fixedly connected with guide grooves 73 at both sides, the spring plate 74 is slidably connected in the guide grooves 73, the spring 71 is mounted on the spring plate 74 and is connected with the trigger 72, the trigger 72 is located at one end of the spring 71 away from the spring plate 74, when the spring plate 74 makes telescopic motion, the spring 71 generates pressure on the trigger 72 to start the trigger 72, the trigger 72 is connected with the above-mentioned electronic detector 23 and the separation motor 61 through a circuit, when the trigger 72 generates a signal and is released, the signal can be transmitted to other execution assembly controllers, the effect of structural linkage has been reached.

The operation process and principle of the embodiment are as follows:

when an object is placed between the elevator doors 3 to be closed, the object can be extruded due to the closing action of the elevator doors 3, the extrusion of the object can cause the metal damping sheet 32 on the elevator doors 3 to generate elastic deformation, and further the electronic detector 23 detects the change of current, and transmits a signal to the driving component 4 to stop the driving component 4; when the rope object is clamped between the elevator doors 3, the elastic plate 74 moves towards the trigger 72, the trigger 72 sends a signal and transmits the signal to the electronic detector 23 and the separating motor 61 through a circuit, the separating motor 61 drives the limiting block 64 to forcibly open the elevator doors 3, and the elevator stops through the electronic detector 23, so that the technical effect of coping with the dangerous situation is achieved, and the elevator doors 3 have the technical effects of quickly braking, identifying small-size objects and stably linking.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a prevent tong braking elevator door, includes sedan-chair door frame (1), installs track (11) on sedan-chair door frame (1), is provided with sideslip slider (2) on track (11), sideslip slider (2) are connected with lift-cabin door (3), its characterized in that: the elevator door detection device is characterized in that a detection plate (5) is fixedly connected to the middle of the rail (11), elastic trigger assemblies (7) are arranged on the detection plate (5), the elastic trigger assemblies (7) are arranged at the upper end and the lower end of an elevator door (3), the elevator doors (3) are symmetrically arranged, metal damping sheets (32) are arranged on the end faces, in contact with each other, of the elevator doors (3), the metal damping sheets (32) are connected with electronic detectors (23) arranged on a transverse sliding block (2), driving assemblies (4) arranged on an elevator door frame (1) are connected to two sides of the transverse sliding block (2), and the elastic trigger assemblies (7) are connected with the driving assemblies (4).

2. The anti-pinch brake elevator door of claim 1, wherein: and displacement sensors (13) are arranged on two sides of the track (11).

3. The anti-pinch brake elevator door of claim 1, wherein: the elevator door detection device is characterized in that a separation component (6) is arranged on the detection plate (5), the separation component (6) is connected with an elastic trigger component (7) and an electronic detector (23), and the separation component (6) moves to be abutted against the elevator door (3).

4. The anti-pinch brake elevator door of claim 3, wherein: the separating assembly (6) comprises a separating motor (61) and a limiting block (64) which is connected to the driving motor (41) and driven by the driving motor.

5. The anti-pinch brake elevator door of claim 4, wherein: the limiting block (64) is triangular.

6. The anti-pinch brake elevator door of claim 1, wherein: the elevator door (3) is filled with elastic sponge (33) between the elevator door and the metal damping sheet (32).

7. The anti-pinch brake elevator door of claim 1, wherein: the driving assembly (4) comprises a driving motor (41) and a plurality of traction wires (44) connected to the driving motor (41), wherein the traction wires (44) are connected to two sides of the transverse moving sliding block (2).

8. The anti-pinch brake elevator door of claim 1, wherein: the elastic trigger assembly (7) comprises an elastic plate (74) and a trigger (72), the elastic plate (74) is in sliding connection with the detection plate (5), a spring (71) is mounted on the elastic plate (74), and the elastic plate (74) makes telescopic motion to start the trigger (72).

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