CN216410950U

CN216410950U - Elevator layer door strength detection device

Info

Publication number: CN216410950U
Application number: CN202123048669.2U
Authority: CN
Inventors: 张旸; 雷肖; 刘燕; 刘佳吟
Original assignee: Shaanxi Special Equipment Inspection And Testing Institute
Current assignee: Shaanxi Special Equipment Inspection And Testing Institute
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-29
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a device for detecting the strength of an elevator landing door, wherein a fixed support column is arranged at the left end of the upper end surface of a bottom plate, a sliding groove is formed in the right end of the upper end surface of the bottom plate, a sliding block is connected in the sliding groove in a rotating mode, a first motor is arranged at the right end surface of the bottom plate, a movable support column is arranged at the upper end surface of the sliding block, a first vertical rod is arranged at the left end and the right end of the front side of the upper end surface of the bottom plate, a second vertical rod is arranged at the left end and the right end of the rear side of the upper end surface of the bottom plate, a guide rod is arranged between the upper ends of the first vertical rods, a second motor is arranged at the right end surface of the second upper end surface of a supporting plate, a movable plate is arranged above the bottom plate, a slot is formed in the movable plate, a movable block is connected in the slot in the sliding mode, a third motor is arranged at the upper end surface of the movable block, a hydraulic cylinder is arranged at the left side of the movable block, an impact block is arranged on a piston rod of the hydraulic cylinder, and an infrared sensor is arranged at the lower end surface of the movable block. The utility model has the advantages that: can carry out comprehensive detection, detection speed is fast, detection effect is good to elevator layer door.

Description

Elevator layer door strength detection device

Technical Field

The utility model relates to the technical field of elevator detection equipment, in particular to an elevator landing door strength detection device.

Background

Elevator layer door is generally by the layer door, the guide rail frame, the pulley, the slider, parts such as layer door frame and sill constitute, along with the quick growth of elevator holding capacity, elevator incident also increases thereupon, and is more and more high to the quality requirement of elevator, and the quality of elevator layer door is closely related with resident's personal safety, and the staff need detect the intensity of elevator layer door, and the staff acts on the power of certain size on elevator layer door, then observes whether elevator layer door warp, and the safety function of layer door receives the influence.

In the process of detecting the strength of the elevator landing door, the impact position of the conventional elevator landing door strength detection device is relatively fixed, cannot be adjusted, and cannot comprehensively detect the elevator landing door; meanwhile, whether the elevator landing door deforms or not is detected, and the elevator landing door is observed by naked eyes, so that the effect is poor and the speed is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing an elevator landing door strength detection device which can comprehensively detect an elevator landing door, and has high detection speed and good detection effect.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a strength detection device for an elevator landing door comprises a bottom plate, wherein a fixed support column is arranged at the left end of the upper end face of the bottom plate, a sliding groove is formed in the right end of the upper end face of the bottom plate, a sliding block is connected in the sliding groove in a sliding mode, a first threaded rod is connected in the sliding groove in a rotating mode and is in threaded connection with the sliding block, a first motor is arranged at the right end face of the bottom plate, the output end of the first motor is connected with the first threaded rod, a movable support column is arranged on the upper end face of the sliding block, a first vertical rod is arranged at the left end and the right end of the front side of the upper end face of the bottom plate, a second vertical rod is arranged at the left end and the right end of the rear side of the upper end face of the bottom plate, a guide rod is arranged between the upper ends of the first vertical rods, a first support plate is arranged below the guide rod, a second threaded rod is arranged between the upper ends of the second vertical rods, a second support plate is arranged below the second threaded rod, a second motor is arranged at the right end face of the upper end face of the second support plate, and is connected with the second threaded rod, the bottom plate top is equipped with the fly leaf, fly leaf front end and guide bar sliding connection, two threaded connection of fly leaf rear end and threaded rod, be equipped with the fluting on the fly leaf, sliding connection has the movable block in the fluting, the fly leaf up end is equipped with motor three, be equipped with threaded rod three on the output of motor three, threaded rod three and movable block threaded connection, the movable block left side is equipped with the pneumatic cylinder, the pneumatic cylinder passes through the holding ring and the connecting rod is connected with the movable block, be equipped with the impact block on the piston rod of pneumatic cylinder, the terminal surface is equipped with infrared ray sensor under the movable block.

Compared with the prior art, the utility model has the advantages that: according to the elevator landing door strength detection device, a first motor drives a first threaded rod to rotate, the first threaded rod drives a sliding block in threaded connection with the first threaded rod to slide in a sliding groove, the sliding block drives a movable supporting column to move, and the distance between the movable supporting column and a fixed supporting column is adjusted to adapt to elevator landing doors with different lengths; the second motor drives the second threaded rod to rotate, and the second threaded rod drives the movable plate to move; the third motor drives the third threaded rod to rotate, the third threaded rod drives the movable block in threaded connection with the third threaded rod to slide in the groove, and the impact position and the detection position are adjusted, so that the elevator landing door can be comprehensively detected; and detecting by using an infrared sensor, and when the detected value is larger than a set value, indicating that the elevator landing door is sunken.

As an improvement, limiting plates are arranged on the upper end surfaces of the fixed supporting columns and the movable supporting columns. The limiting plate moves relatively to clamp and position the elevator landing door.

As an improvement, sliding rails are arranged on the front side and the rear side of the sliding groove in the upper end face of the bottom plate, and the movable supporting columns are connected with the sliding rails in a sliding mode. The slide rail guides the moving direction of the movable supporting column.

As an improvement, the lower end face of the movable plate is attached to the first supporting plate and the second supporting plate. The first supporting plate and the second supporting plate lift two ends of the movable plate.

As an improvement, the first motor, the second motor and the third motor adopt servo motors. The rotation angles of the first motor, the second motor and the third motor can be accurately controlled.

Drawings

Fig. 1 is a plan view of an elevator landing door strength detection device according to the present invention.

Fig. 2 is a front view of a movable block of the elevator landing door strength detecting apparatus according to the present invention.

Reference numerals: 1. the device comprises a bottom plate, 2, a fixed supporting column, 3, a sliding groove, 4, a sliding block, 5, a first threaded rod, 6, a first motor, 7, a movable supporting column, 8, a first vertical rod, 9, a second vertical rod, 10, a guide rod, 11, a first supporting plate, 12, a second threaded rod, 13, a second supporting plate, 14, a second motor, 15, a movable plate, 16, a groove, 17, a movable block, 18, a third motor, 19, a third threaded rod, 20, a hydraulic cylinder, 21, a positioning ring, 22, a connecting rod, 23, an impact block, 24, an infrared sensor, 25, a limiting plate, 26 and a sliding rail.

Detailed Description

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

Combine figure 1, 1 up end left end of bottom plate is equipped with fixed stay post 2, 1 up end right-hand member of bottom plate is equipped with spout 3, sliding connection has slider 4 in the

spout

3, 3 internal rotations in spout are connected with threaded rod 5, threaded

rod

5 and 4 threaded connection of slider, 1 right-hand member of bottom plate is equipped with motor 6, the output of motor 6 is connected with threaded

rod

5, 4 up ends of slider are equipped with movable support column 7, the up end of fixed stay post 2 and movable support column 7 all is equipped with limiting plate 25. A motor 6 drives a threaded rod 5 to rotate, the threaded rod 5 drives a sliding block 4 connected with the threaded rod in a threaded mode to slide in the sliding groove 3, the sliding block 4 drives the movable supporting columns 7 to move, the distance between the movable supporting columns 7 and the fixed supporting columns 2 is adjusted, and the limiting plates 25 clamp two ends of the elevator landing door.

With reference to the attached drawing 1, two upright rods 9 are arranged at the left end and the right end of the rear side of the upper end surface of the bottom plate 1, a guide rod 10 is arranged between the upper ends of the upright rods 8, a first supporting plate 11 is arranged below the guide rod 10, a second threaded rod 12 is arranged between the upper ends of the second upright rods 9, a second supporting plate 13 is arranged below the second threaded rod 12, a second motor 14 is arranged at the right end of the upper end face of the second supporting plate 13, the output end of the second motor 14 is connected with the second threaded rod 12, a movable plate 15 is arranged above the bottom plate 1, the front end of the movable plate 15 is connected with the guide rod 10 in a sliding way, the rear end of the movable plate 15 is connected with the second threaded rod 12 in a threaded way, the movable plate 15 is provided with a slot 16, a movable block 17 is slidably connected in the slot 16, the upper end face of the movable plate 15 is provided with a third motor 18, the output end of the third motor 18 is provided with a third threaded rod 19, and the third threaded rod 19 is in threaded connection with the movable block 17. The second motor 14 drives the second threaded rod 12 to rotate, and the second threaded rod 12 drives the movable plate 15 to move; the third motor 18 drives the third threaded rod 19 to rotate, and the third threaded rod 19 drives the movable block 17 in threaded connection with the third threaded rod to slide in the slot 16, so that the impact position and the detection position are adjusted.

Referring to the attached drawing 2, a hydraulic cylinder 20 is arranged on the left side of the movable block 17, the hydraulic cylinder 20 is connected with the movable block 17 through a positioning ring 21 and a connecting rod 22, an impact block 23 is arranged on a piston rod of the hydraulic cylinder 20, and an infrared sensor 24 is arranged on the lower end face of the movable block 17. A piston rod of the hydraulic cylinder 20 extends out to drive the impact block 23 to move so as to impact the elevator landing door; the infrared sensor 24 detects that the elevator door is depressed when the detected value is greater than the set value.

The present invention and its embodiments have been described, without limitation, and the embodiments shown in the drawings are only one embodiment of the present invention, and the actual configuration is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an elevator layer door intensity detection device, includes bottom plate (1), its characterized in that: the left end of the upper end face of the bottom plate (1) is provided with a fixed supporting column (2), the right end of the upper end face of the bottom plate (1) is provided with a sliding chute (3), the sliding chute (3) is internally provided with a sliding block (4), the sliding chute (3) is rotationally connected with a first threaded rod (5), the first threaded rod (5) is in threaded connection with the sliding block (4), the right end face of the bottom plate (1) is provided with a first motor (6), the output end of the first motor (6) is connected with the first threaded rod (5), the upper end face of the sliding block (4) is provided with a movable supporting column (7), the left and right ends of the front side of the upper end face of the bottom plate (1) are provided with a first vertical rod (8), the left and right ends of the rear side of the upper end face of the bottom plate (1) are provided with a second vertical rod (9), a guide rod (10) is arranged between the upper ends of the first vertical rod (8), a first supporting plate (11) is arranged below the guide rod (10), a second threaded rod (12) is arranged between the upper ends of the second vertical rod (9), the utility model discloses a motor, including threaded rod two (12), bottom plate (1), guide bar (10), activity piece (17), guide bar (13), activity piece (13), movable plate (15), guide bar (10), movable plate (15) rear end and threaded rod two (12) threaded connection, be equipped with fluting (16) on activity piece (15), sliding connection has activity piece (17) in fluting (16), the up end of activity piece (15) is equipped with motor three (18), be equipped with threaded rod three (19) on the output of motor three (18), threaded rod three (19) and activity piece (17) threaded connection, activity piece (17) left side is equipped with pneumatic cylinder (20), pneumatic cylinder (20) are connected with activity piece (17) through holding ring (21) and connecting rod (22), and a piston rod of the hydraulic cylinder (20) is provided with an impact block (23), and the lower end surface of the movable block (17) is provided with an infrared sensor (24).

2. The elevator landing door strength detecting device according to claim 1, wherein: limiting plates (25) are arranged on the upper end faces of the fixed supporting columns (2) and the movable supporting columns (7).

3. The elevator landing door strength detecting device according to claim 1, wherein: slide rails (26) are arranged on the front side and the rear side of the chute (3) on the upper end face of the bottom plate (1), and the movable supporting column (7) is connected with the slide rails (26) in a sliding manner.

4. The elevator landing door strength detecting device according to claim 1, wherein: the lower end face of the movable plate (15) is attached to the first supporting plate (11) and the second supporting plate (13).

5. The elevator landing door strength detecting device according to claim 1, wherein: the first motor (6), the second motor (14) and the third motor (18) adopt servo motors.