CN212740353U

CN212740353U - Intelligent elevator anti-clamping device

Info

Publication number: CN212740353U
Application number: CN202020597112.0U
Authority: CN
Inventors: 熊小刚; 蒲海
Original assignee: Chongqing Industry & Trade Polytechnic
Current assignee: Chongqing Industry & Trade Polytechnic
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2021-03-19
Anticipated expiration: 2030-04-20

Abstract

The utility model provides an intelligent elevator anti-clamping device, relating to the field of elevator anti-clamping; including elevator railway carriage or compartment, set up a pair of lift-cabin door and the elevator control system who controls a pair of lift-cabin door and open and shut in the railway carriage or compartment mouth department of elevator railway carriage or compartment, its characterized in that: the bottom of the elevator cage is provided with a mounting groove, a notch of the mounting groove is positioned on the outer side wall of the elevator cage, an induction pedal is arranged in the mounting groove, the induction pedal is connected with the mounting groove through a slider-crank mechanism so that the induction pedal can slide in the mounting groove, and the elevator control system controls the opening and closing of the elevator door by receiving an induction signal of the induction pedal; the utility model provides a current prevent pressing from both sides the problem that the technique exists the detection blind area, make the elevator prevent pressing from both sides and reach no dead angle and detect, respond the higher beneficial effect of quick security.

Description

Intelligent elevator anti-clamping device

Technical Field

The utility model relates to a technical field that the elevator was prevented pressing from both sides especially relates to an intelligence elevator prevents pressing from both sides device.

Background

The elevator is used as a main transportation tool in high-rise buildings and is widely applied to daily life of people. The elevator judges through the safety device that sets up in the elevator whether have the foreign matter in the elevator door when closing the door, if have the passenger in the elevator door enters into the elevator through the elevator door, the elevator door can stop normally to close the action and open once more, but in elevator operation in-process, the elevator door cliies the passenger or its condition of carrying article takes place occasionally. Currently, contact touch panels and infrared light curtains are the most common means of preventing pinching of elevator doors. The former belongs to contact detection, cannot realize pre-judgment and has poor safety; the latter belongs to non-contact detection, adopts correlation infrared detection mode, easily causes to small-size, transparent translucent barrier to miss to examine, has the blind area.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides an intelligence elevator anti-pinch device, it has solved the easy problem of missing examining small-size, transparent translucent barrier that exists among the prior art, has the blind area.

The utility model discloses, an intelligence elevator anti-pinch device, including the elevator railway carriage or compartment, set up a pair of lift-cabin door and the elevator control system who controls a pair of lift-cabin door and open and shut in the railway carriage or compartment mouth department of elevator railway carriage or compartment, open the bottom of elevator railway carriage or compartment has a mounting groove, and the notch of mounting groove is located the elevator railway carriage or compartment lateral wall, be provided with the induction type footboard in the mounting groove, the induction type footboard passes through slider-crank mechanism and is connected with the mounting groove, slider-crank mechanism makes the induction type footboard slide in the mounting groove inside and outside, elevator control system is through receiving the switching action of the induction signal control lift-cabin door.

Further, slider-crank mechanism includes crank, connecting rod and the middle part rotates the lever of connection in the mounting groove, and the both ends of lever are all rotated and are connected with the crank, two cranks all through the connecting rod with the induction type footboard is articulated, and induction type footboard sliding fit is in the mounting groove.

Furthermore, a locking mechanism is arranged on the lever in a matched mode, the locking mechanism comprises a torsion spring, a bolt and jacks, the torsion spring is sleeved on a central rotating shaft part of the lever and is connected with the inner wall of the mounting groove, the bolt is arranged at the head section and the tail section of the lever, and each crank is provided with two jacks corresponding to the extending state and the retracting state; the lever rotates, and the two bolts are correspondingly embedded into the two inserting holes to be abutted, so that the induction type pedal forms a locking.

Furthermore, handles are sleeved at the head end and the tail end of the lever and are connected with an elevator control system.

Furthermore, the induction type pedal comprises at least one pressure sensing device, and the pressure sensing device is fixedly connected to the bottom of the induction type pedal.

Further, a camera and an image processing device are arranged in the elevator cage, the camera is connected with the image processing device through wired or wireless network transmission, and the image processing device analyzes data collected by the camera and controls the opening and closing of the elevator doors through an elevator control system;

furthermore, a pair of supports are arranged on two sides in the elevator cage, a fixed frame is arranged between the two supports, the camera is arranged at the central position of the fixed frame, and the image processing device is arranged on one side of the camera.

Further, the image processing apparatus includes a microcomputer.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses induction type footboard in the anti-pinch device of intelligent elevator door can normally be used through being connected with elevator control system, and when the elevator arrived appointed floor, elevator control system control slider-crank mechanism drove induction type footboard and stretches out and flush with the ground plane of floor and be connected, then opens the elevator door, and the passenger passes through trampling induction type footboard business turn over, no weight change is sensed to induction type footboard, and elevator control system control closes the elevator door this moment, then elevator control system control slider-crank mechanism drove induction type footboard and withdraws in the mounting groove, and the elevator moves; if the weight change is sensed by the inductive pedal, no matter which position of the foreign matter is in the elevator door, the elevator control system can judge that the foreign matter is in the elevator door at the moment, and the elevator door can be opened again. The utility model discloses a small pressure variation can be sensed to the induction type footboard, has avoided small-size or transparent translucent object to detect the blind area, consequently the utility model discloses can prevent effectively that the foreign matter from being cliied by the lift-cabin door, response speed is fast, and the security is higher.

Drawings

Fig. 1 is the embodiment of the utility model provides an intelligence lift-cabin door anti-pinch device's elevator railway carriage or compartment internal structure sketch map.

Fig. 2 is the embodiment of the utility model provides an intelligence elevator door anti-pinch device front view.

Fig. 3 is the embodiment of the utility model provides an intelligence lift-cabin door anti-pinch device top view.

Fig. 4 is the embodiment of the utility model provides an intelligent elevator door anti-pinch device's induction type footboard structure chart.

In the above drawings: 1. a first bracket; 2. a second bracket; 3. a first elevator door; 4. a second elevator door; 5. a fixed mount; 6. a camera; 7. an image processing device; 8. an induction pedal; 9. a slider-crank mechanism; 10. a locking mechanism; 11. a pressure sensing device; 12. mounting grooves; 13. an elevator cage.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

Example 1:

as shown in fig. 2 and 4, the present embodiment provides an intelligent elevator door anti-pinch device, including an elevator car 13, a pair of elevator doors disposed at an opening of the elevator car, and an elevator control system for controlling opening and closing of the pair of elevator doors, wherein a mounting groove 12 is formed at a bottom of the elevator car, a notch of the mounting groove 12 is located on an outer side wall of the elevator car, an inductive pedal 8 is disposed in the mounting groove 12, the inductive pedal 8 is connected to the mounting groove 12 through a slider-crank mechanism 9, the slider-crank mechanism 9 enables the inductive pedal 8 to slide inside and outside the mounting groove 12, and the elevator control system controls opening and closing of the elevator doors by receiving an inductive signal of the inductive pedal 8.

Slider-crank mechanism 9 includes crank, connecting rod and the middle part rotates "nearly" font lever of connecting in mounting groove 12, and the both ends of "nearly" font lever are all rotated and are connected with the crank, two cranks all through the connecting rod with induction type footboard 8 is articulated, and induction type footboard 8 sliding fit is in mounting groove 12.

In this embodiment, the "n" shaped lever is provided with a locking mechanism 10 in a matching manner, the locking mechanism 10 comprises a torsion spring, a bolt and a jack, the torsion spring is sleeved on a central rotating shaft part of the "n" shaped lever and is connected with the inner wall of the mounting groove 12, the bolt is arranged at the head and tail sections of the "n" shaped lever, and each crank is provided with two jacks corresponding to the extending and retracting states; the lever rotates, and the two bolts are correspondingly embedded into the two insertion holes one by one to be abutted, so that the induction type pedal 8 forms a locking.

In this embodiment, two ends of the straight line segment of the "n" shaped lever are provided with rotating shafts, and the rotating shafts are fixedly connected to the inner wall of the mounting groove 12, and the "n" shaped lever rotates around the rotating shafts.

The handle is sleeved at the head and tail outer ends of the inverted U-shaped lever in the embodiment and is connected with an elevator control system.

In this embodiment, a pressure sensing device 11 is fixedly connected to the bottom of the induction pedal 8, and the pressure sensing device 11 includes three pressure sensors, and is in a shape of a triangle and is respectively disposed at two corners and a central line of one side of the induction pedal 8.

As shown in fig. 1, a camera 6 and an image processing device 7 are further arranged in the elevator car, the camera 6 is connected with the image processing device 7 through wired or wireless network transmission, and the image processing device 7 analyzes data collected by the camera 6 and controls the opening and closing of a pair of elevator doors through an elevator control system;

a pair of supports are arranged on two sides in the elevator cage, a fixing frame 5 is arranged between the two supports, the camera 6 is arranged at the center of the fixing frame 5, and the image processing device 7 is arranged on one side of the camera 6.

The image processing apparatus 7 of the present embodiment employs a microcomputer with an image processing capability.

The detailed working process of the embodiment is as follows: the intelligent elevator door anti-pinch device comprises an elevator control system, an elevator cage 13, a first support 1, a second support 2, a first elevator door 3, a second elevator door 4, a camera 6, an image processing device 7 and an induction pedal 8, wherein the image processing device 7 and the induction pedal 8 are matched with the complete elevator control system to be normally used;

as shown in fig. 3, when the elevator reaches the designated floor, the elevator control system controls the induction pedal 8 to extend out to be flush with the ground level of the floor, then the elevator door is opened, and passengers enter and exit by stepping on the induction pedal 8; the camera 6 and the image processing device 7 are arranged at the top of the fixing frame 5 of the device of the embodiment, the induction type pedal 8 is arranged in the installation groove 12 and is connected through the slider-crank mechanism 9, the bottom of the induction type pedal 8 is fixedly connected with three pressure sensors, the camera 6 can monitor the inside and outside scenes of the elevator door, the image processing device 7 can receive the scene transmitted by the camera 6 and judge that no foreign matter exists, and the pressure sensor on the induction type pedal 8 senses no weight change, at the moment, the elevator control system controls the elevator door to normally close the door, and controls the slider-crank mechanism 9 through the handle to drive the induction type pedal 8 to retract into the installation groove 12, the locking mechanism 10 locks the induction type pedal 8, and the;

if the image processing device 7 monitors that foreign matters exist in the elevator door or the pressure sensor on the induction type pedal 8 senses weight change, no matter which position of the foreign matters in the elevator door, the elevator control system can judge that the foreign matters exist in the elevator door at the moment, and the elevator door can be opened again. The detection device provided by the embodiment can achieve dead-angle-free detection, response is quick, safety is high, the intelligent elevator door anti-pinch device is good in safety, foreign matters can be effectively prevented from being pinched at the elevator door, and the storage function of the device is convenient for storage and equipment maintenance.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an intelligence elevator anti-pinch device, includes elevator railway carriage or compartment, sets up a pair of lift-cabin door and the elevator control system who controls a pair of lift-cabin door and open and shut in the railway carriage or compartment mouth department of elevator railway carriage or compartment which characterized in that: the bottom of the elevator cage is provided with a mounting groove (12), a notch of the mounting groove (12) is positioned on the outer side wall of the elevator cage, an induction pedal (8) is arranged in the mounting groove (12), the induction pedal (8) is connected with the mounting groove (12) through a slider-crank mechanism (9), the slider-crank mechanism (9) enables the induction pedal (8) to slide inside and outside the mounting groove (12), and the elevator control system controls the opening and closing of the elevator door by receiving an induction signal of the induction pedal (8).

2. The intelligent elevator anti-pinch device of claim 1, characterized in that: slider-crank mechanism (9) include crank, connecting rod and the middle part rotate the lever of connection in mounting groove (12), and the both ends of lever are all rotated and are connected with the crank, two cranks all through the connecting rod with induction type footboard (8) are articulated, and induction type footboard (8) sliding fit is in mounting groove (12).

3. The intelligent elevator anti-pinch device of claim 2, characterized in that: the locking mechanism (10) is arranged on the lever in a matched mode, the locking mechanism (10) comprises a torsion spring, a bolt and jacks, the torsion spring is sleeved on a central rotating shaft portion of the lever and is connected with the inner wall of the mounting groove (12), the bolt is arranged at the head section and the tail section of the lever, and two jacks corresponding to the extending state and the retracting state are formed in each crank; the lever rotates, and the two bolts are correspondingly embedded into the two inserting holes to be abutted against each other, so that the inductive pedal (8) forms a locking.

4. The intelligent elevator anti-pinch device of claim 3, characterized in that: handles are sleeved at the head and tail outer ends of the levers and are connected with an elevator control system.

5. The intelligent elevator anti-pinch device of claim 1, characterized in that: the induction type pedal (8) comprises at least one pressure sensing device (11), and the pressure sensing device (11) is fixedly connected to the bottom of the induction type pedal (8).

6. The intelligent elevator anti-pinch device of claim 1, characterized in that: the elevator car is also internally provided with a camera (6) and an image processing device (7), the camera (6) is connected with the image processing device (7) through wired or wireless network transmission, and the image processing device (7) analyzes data collected by the camera (6) and controls the opening and closing of the elevator doors through an elevator control system.

7. The intelligent elevator anti-pinch device of claim 6, characterized in that: a pair of supports are arranged on two sides in the elevator cage, a fixing frame (5) is arranged between the two supports, the camera (6) is arranged at the central position of the fixing frame (5), and the image processing device (7) is arranged on one side of the camera (6).

8. The intelligent elevator anti-pinch device of claim 6, characterized in that: the image processing device (7) includes a microcomputer.