CN211824975U

CN211824975U - Anti-skidding elevator door strength detection device

Info

Publication number: CN211824975U
Application number: CN202020255844.1U
Authority: CN
Inventors: 单巍; 黄金乐; 李宇; 张可
Original assignee: Huaibei Normal University
Current assignee: Huaibei Normal University
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-10-30
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses an antiskid lift-cabin door intensity detection device, including thrust augmentation device, connect at the pressure sensor of thrust augmentation device left end, install at the standard ejector pad of pressure sensor left end and with pressure sensor electric connection's display screen. The elevator car elevator door support device is characterized by further comprising a support rod fixedly provided with a force application device, the support rod is horizontally arranged rightwards, the right end of the support rod is connected with a push plate capable of being abutted to the car wall right facing the elevator door through a telescopic mechanism, and the support rod is connected with a support mechanism. The force intensity is set through the force applying device, then the bottom plate is placed in the lift car, the height is adjusted according to needs, the second fastening knob is screwed, the supporting rod is fixed, and the push plate is abutted to the inner wall of the lift car relative to the lift door, so that the stress area of the push plate is large, the direction of application of the force applying device is opposite, the supporting effect is good, the standard push block is prevented from sliding, and the measuring precision is guaranteed.

Description

Anti-skidding elevator door strength detection device

Technical Field

The utility model relates to an elevator door strength detection antiskid field specifically is an antiskid elevator door strength detection device.

Background

For the elevator door, the quality is related to the safety of residents, and the residents in a community basically take the elevator up and down the stairs every day, so after the elevator is produced, the strength of the elevator door needs to be detected, and the situation that the elevator door is not strong enough and is deformed and inclined when being impacted, so that accidents are caused is avoided. There are also many devices for measuring the strength of elevator door in the market, for example, the elevator door deformation measuring instrument with the publication number of CN103969070A measures the deformation by hammering, the force is large during hammering, the recoil is generated, once the supporting mechanism is unstable or slides, the measuring precision is affected, and the elevator door deformation measuring instrument is clamped in the door frame seam of the elevator door, the door frame is easily deformed, therefore, how to increase the supporting effect and avoid sliding during detection is a problem that technicians in this field need to solve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antiskid lift-cabin door intensity detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the strength detection device for the anti-skidding elevator door comprises a force application device, a pressure sensor connected to the left end of the force application device, a standard push block installed at the left end of the pressure sensor and a display screen electrically connected with the pressure sensor.

The elevator car elevator door support device is characterized by further comprising a support rod fixedly provided with a force application device, the support rod is horizontally arranged rightwards, the right end of the support rod is connected with a push plate capable of being abutted to the car wall right facing the elevator door through a telescopic mechanism, and the support rod is connected with a support mechanism.

Preferably, the telescopic mechanism comprises a threaded cylinder sleeved at the right end of the support rod, the threaded cylinder is in threaded connection with the support rod, and a rotary rod convenient to rotate is fixed to the circumferential direction of the threaded cylinder.

Preferably, the threaded cylinder is rotatably connected with the push plate, and the push plate is in a cake shape.

Preferably, the supporting mechanism comprises a telescopic rod with the lower end of the mounting support rod facing downwards, the display screen is mounted on the telescopic rod, the lower end of the telescopic rod is sleeved with a supporting cylinder, the circumferential upper side of the supporting cylinder is in threaded connection with a first fastening knob, the inner end of the first fastening knob abuts against the telescopic rod tightly, and a rightward bottom plate is fixed at the lower end of the supporting cylinder.

Preferably, the upper end of the telescopic rod is fixed with a forward U-shaped clamping barrel, the cross section of the supporting rod is square and is matched with the cross section of the inner cavity of the clamping barrel, and the upper end of the clamping barrel is in threaded connection with a second fastening knob which abuts against the supporting rod.

Preferably, the second fastening knobs are provided in two in the direction of the support bar.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the force intensity is set through the force applying device, then the bottom plate is placed in the lift car, the height is adjusted according to needs, the second fastening knob is screwed, the supporting rod is fixed, and the push plate is abutted to the inner wall of the lift car opposite to the lift door, so that the stress area of the push plate is large, the direction opposite to the applying direction of the force applying device is good in supporting effect, the standard push block is prevented from sliding, the measuring precision is ensured, during measurement, the force applying device drives the pressure sensor to move, the pressure sensor drives the standard push block to impact the lift door, and meanwhile, the pressure sensor transmits the detected pressure value to the display screen for display;

2. the swing arm is rotated as required to rotate a screw thread section of thick bamboo, change the position of push pedal, adapt to the car of different width, the flexibility is high, simultaneously, the second fastening knob of pine soon, alright with dismantling the bracing piece, conveniently carry.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a top view of the present invention.

In the figure: the device comprises a force applying device 1, a pressure sensor 11, a standard push block 12, a display screen 13, a support rod 2, a push plate 21, a threaded cylinder 22, a rotating rod 23, a telescopic rod 3, a support cylinder 31, a bottom plate 32, a clamping cylinder 33 and a second fastening knob 34.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 to 3, the utility model provides a technical scheme of an anti-skidding elevator door strength detection device: the utility model provides an antiskid lift-cabin door intensity detection device, includes thrust augmentation device 1, connects the pressure sensor 11 at thrust augmentation device 1 left end, installs the standard ejector pad 12 in pressure sensor 11 left end and with pressure sensor 11 electric connection's display screen 13, this exerts force through thrust augmentation device 11, and pressure sensor 11 detects the size, is showing the size of power through display screen 13, and for prior art, 5 square centimeter can be chooseed for use to standard ejector pad 12.

Still include the bracing piece 2 of fixed mounting thrust augmentation device 1, and the bracing piece 2 level right, the right-hand member of bracing piece 2 is connected with through telescopic machanism and can supports the push pedal 21 on just to the car wall of lift-cabin door, and telescopic machanism is including cup jointing at the screw thread section of thick bamboo 22 of bracing piece 2 right-hand member, and screw thread section of

thick bamboo

22 and 2 threaded connection of bracing piece, and the circumference of screw thread section of thick bamboo 22 is fixed with convenient rotatory swing arm 23. The screw cylinder 22 is rotated by the rotary rod 23 to urge the push plate 21 against the car wall, so that the thrust direction of the push plate 21 is opposite to the urging direction of the urging device 1, thereby supporting. The threaded cylinder 22 is rotatably connected with the push plate 21, and the push plate 21 is in a cake shape. The rotary connection is convenient for the rotation of the thread cylinder 22, the push plate 21 does not need to rotate, and the friction is smaller.

Bracing piece 2 is connected with supporting mechanism, supporting mechanism includes the decurrent telescopic link 3 of 2 lower extremes of erection bracing piece, and display screen 13 installs on telescopic link 3, a support section of thick bamboo 31 has been cup jointed to the lower extreme of telescopic link 3, and the circumference upside threaded connection of a support section of thick bamboo 31 has the inner to support the first fastening knob of tight telescopic link 3, the lower extreme of a support section of thick bamboo 31 is fixed with bottom plate 32 to the right, the first fastening knob of unscrewing, alright in order to reciprocate bracing piece 2, thereby change the height about standard ejector pad 12, the front and back bulk movement, can change the fore-and-aft. The upper end of the telescopic rod 3 is fixed with a forward U-shaped clamping barrel 33, the cross section of the support rod 2 is square corresponding to the cross section of the inner cavity of the clamping barrel 33, and the upper end of the clamping barrel 33 is in threaded connection with a second fastening knob 34 which abuts against the support rod 2. Make things convenient for the installation of bracing piece 2, can dismantle and carry, it is more convenient. The second fastening knobs 34 are provided two in the direction of the support bar 2 to secure the coupling strength, thereby securing the stability.

The working principle is as follows: the force intensity is set through the force adding device 11, then the bottom plate 32 is placed in the lift car, the height is adjusted according to needs, the second fastening knob 34 is screwed, the supporting rod 2 is fixed, the push plate 21 is abutted to the inner wall of the lift car opposite to the lift door, so that the stress area of the push plate 21 is large, the stress direction of the push plate is opposite to the applying direction of the force adding device 1, the supporting effect is good, the standard push block 12 is prevented from sliding, the measuring precision is guaranteed, during measurement, the force adding device 11 drives the pressure sensor 11 to move, the pressure sensor 11 drives the standard push block 12 to impact the lift door, and meanwhile, the pressure sensor 11 transmits the detected pressure value to the display. The rotating rod 23 is rotated as required, so that the threaded cylinder 22 is rotated, the position of the push plate 21 is changed, the elevator car with different widths is adapted, the flexibility is high, and meanwhile, the second fastening knob 34 is unscrewed, so that the supporting rod 2 can be detached and is convenient to carry.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-skid elevator door strength detection device comprises a force application device (1), a pressure sensor (11) connected to the left end of the force application device (1), a standard push block (12) installed at the left end of the pressure sensor (11) and a display screen (13) electrically connected with the pressure sensor (11);

the method is characterized in that: still include bracing piece (2) of fixed mounting thrust unit (1), and bracing piece (2) level right, the right-hand member of bracing piece (2) is connected with through telescopic machanism and to propping push pedal (21) on just to the car wall of lift-cabin door, and bracing piece (2) are connected with supporting mechanism.

2. The device for detecting the strength of the anti-skid elevator door according to claim 1, wherein: the telescopic mechanism comprises a threaded cylinder (22) sleeved at the right end of the supporting rod (2), the threaded cylinder (22) is in threaded connection with the supporting rod (2), and a rotary rod (23) which is convenient to rotate is fixed in the circumferential direction of the threaded cylinder (22).

3. The device for detecting the strength of the anti-skid elevator door according to claim 2, wherein: the threaded cylinder (22) is rotatably connected with the push plate (21), and the push plate (21) is in a cake shape.

4. The device for detecting the strength of an anti-slip elevator door according to any one of claims 1 to 3, wherein: the supporting mechanism comprises a telescopic rod (3) with the lower end of the mounting support rod (2) facing downwards, the display screen (13) is mounted on the telescopic rod (3), a supporting cylinder (31) is sleeved at the lower end of the telescopic rod (3), the circumferential upper side of the supporting cylinder (31) is in threaded connection with a first fastening knob, the inner end of the first fastening knob abuts against the telescopic rod (3), and a rightward bottom plate (32) is fixed at the lower end of the supporting cylinder (31).

5. The device for detecting the strength of the anti-skid elevator door according to claim 4, wherein: the upper end of the telescopic rod (3) is fixedly provided with a forward U-shaped clamping barrel (33), the cross section of the supporting rod (2) is square and is matched with the cross section of the inner cavity of the clamping barrel (33), and the upper end of the clamping barrel (33) is in threaded connection with a second fastening knob (34) which abuts against the supporting rod (2).

6. The device for detecting the strength of the anti-slip elevator door according to claim 5, wherein: the second fastening knobs (34) are arranged in two along the direction of the support rod (2).