CN117232998A - Elevator landing door strength detection device - Google Patents
Elevator landing door strength detection device Download PDFInfo
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- CN117232998A CN117232998A CN202311489669.7A CN202311489669A CN117232998A CN 117232998 A CN117232998 A CN 117232998A CN 202311489669 A CN202311489669 A CN 202311489669A CN 117232998 A CN117232998 A CN 117232998A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 8
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- 210000001503 joint Anatomy 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 9
- 238000004804 winding Methods 0.000 description 8
- 238000009863 impact test Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The application relates to an elevator landing door strength detection device, which relates to the technical field of elevator detection and comprises a support, a mounting mechanism and a detection mechanism, wherein the mounting mechanism comprises a fixed rod, a sliding rod and a sliding assembly, the fixed rod and the sliding rod are both provided with a placing groove, the fixed rod is arranged on the support, the sliding rod is connected to the support in a sliding manner through the sliding assembly, the detection mechanism comprises a buffer assembly and an impact assembly, the buffer assembly comprises a pressure sensor, a spring and an electric pushing cylinder, one end of the spring is arranged on the sliding rod, the pressure sensor is arranged at one end of the spring far away from the sliding rod, the electric pushing cylinder is arranged on the support, an output shaft of the electric pushing cylinder is in transmission connection with the sliding assembly, and the pressure sensor is in electric signal connection with the electric pushing cylinder. The application can reduce the probability of the landing door separating from the test device during the landing door strength test.
Description
Technical Field
The application relates to the technical field of landing door detection, in particular to an elevator landing door strength detection device.
Background
With the rapid development of economy and the progress of science and technology in China, an elevator is more and more commonly existing in our life along with the increase of high-rise buildings, and the important thing that we should pay attention to is that the elevator safety problem is paid attention to, the importance of elevator inspection is self-evident, an elevator landing door is one of the most important components of the elevator, if the elevator landing door is easy to cause damage to electric components and mechanical components in the elevator when impacted, the elevator landing door needs to be sampled for strength detection before delivery, and whether the landing door meets delivery standards is judged.
At present, when the elevator door is in an impact test, the elevator door is in an impact test by using the pendulum bob in the most simple mode, the depth of the depression of the elevator door under the impact of a certain impact force is detected, the two ends of the elevator door are usually clamped and fixed through the clamping assemblies, and when the pendulum bob falls down to hit the elevator door, the depth of the elevator door impacted by the pendulum bob is measured.
However, in fact, when the elevator landing door is impacted, the landing door is deformed, the distance between two ends of the landing door is reduced, two ends of the landing door possibly separate from the sill groove at the bottom end or separate from the sliding groove at the top end, and when the landing door is separated from the sill groove, the landing door possibly damages a detecting instrument or a testing person, so that the safety of the testing operation is reduced.
Disclosure of Invention
The application provides an elevator landing door strength detection device, which can improve the safety when detecting the elevator landing door strength.
The utility model provides an elevator layer door intensity detection device includes support, installation mechanism and detection mechanism, installation mechanism includes dead lever, slide bar and slip subassembly, the dead lever with the standing groove has all been seted up on the slide bar, the dead lever sets up on the support, the slide bar passes through slip subassembly sliding connection on the support, detection mechanism includes buffer unit and impact assembly, buffer unit includes pressure sensor, spring and electricity push away the jar, the one end of spring sets up on the slide bar, pressure sensor sets up on the one end that the slide bar was kept away from to the spring, the electricity pushes away the jar setting on the support, the output shaft of electricity push away the jar with slip subassembly transmission is connected, pressure sensor with electricity push away jar electrical signal connection.
By adopting the technical scheme, when the elevator landing door is detected, the electric push cylinder drives the sliding assembly to slide, the sliding rod is driven to slide, the distance between the sliding rod and the fixed rod is increased, the elevator landing door is placed between the sliding rod and the fixed rod, then the electric push cylinder pushes the sliding rod to move, the elevator landing door enters into the placing groove formed in the sliding rod and the fixed rod, at the moment, one end of the elevator landing door, which is close to the sliding rod, is contacted with the pressure sensor, the pressure value of the pressure sensor is set before the test, when the electric push cylinder pushes the sliding rod, the value detected by the pressure sensor is a constant value, then the impact assembly impacts the elevator landing door, after the elevator landing door is impacted, the distance between two ends of the landing door is reduced, the electric push cylinder can push the sliding rod at the moment, the value detected by the pressure sensor is equal to a set value, and the probability that the elevator landing door is separated from the sliding rod is reduced when the elevator landing door is impacted by the impact assembly, and then the probability of the landing door is damaged to the equipment is reduced; because layer door takes place deformation after the striking, but because elevator layer door self resilience, elevator layer door can rebound after the striking, the setting of spring can make elevator layer door when the rebound, alleviates the thrust of layer door to the slide bar, and then reduces the probability that the instantaneous thrust was to pressure sensor pressure when layer door was kick-backed.
Optionally, the buffer assembly further comprises a buffer spring, a sliding column, an upper limiting plate and a lower limiting plate, wherein the sliding column is slidably connected to the sliding rod, the upper limiting plate is arranged at one end of the sliding column, the lower limiting plate is arranged at the other end of the sliding column, the buffer spring is sleeved on the sliding column, one end of the buffer spring is in butt joint with the sliding rod, the other end of the buffer spring is in butt joint with the lower limiting plate, and the pressure sensor is in butt joint with the upper limiting plate.
By adopting the technical scheme, after the impact assembly impacts the elevator landing door, the impact assembly is separated from the elevator landing door, the elevator landing door can rebound due to the restoring force of the elevator landing door, when the elevator landing door rebounds, one end, in contact with the lower limiting plate, of the elevator landing door pushes the lower limiting plate to move so as to push the sliding column to push the spring to move, and after the elevator landing door is deformed through impact, the thrust direction of the elevator landing door to the sliding rod is changed, and the sliding column is arranged, so that the restoring force of the elevator landing door pushes the sliding column to move so that the thrust direction of the thrust pressure sensor is in the vertical direction, and further, the thrust force when the pressure value detected by the pressure sensor is closer to the restoring time of the elevator landing door is reduced, and further, the pressure sensor feeds data back to the electric push cylinder more accurately; thereby reducing the reaction time of the electric pushing cylinder.
Optionally, the detection mechanism further includes a distance sensor and a transmitter, the transmitter is disposed on the bracket, and the distance sensor is disposed on the sliding rod.
By adopting the technical scheme, the maximum sliding distance of the sliding rod is detected through the distance sensor, the compression length of the spring and the buffer spring when the sliding rod slides the maximum sliding distance is calculated through the pressure value displayed on the pressure sensor, and the value of the reduction of the distance between the two ends of the elevator landing door is obtained by subtracting the compression amounts of the spring and the buffer spring from the maximum sliding distance detected through the distance sensor; further, the difference value between the deformed and bent length of the elevator landing door and the length of the elevator landing door when the elevator landing door is not deformed is calculated more accurately; because in reality elevator layer door is impacted the back, the spout position of elevator layer door can not change, through the difference of length when length and the deformation that does not take place after calculating elevator layer door deformation bending, and then can test out the biggest striking limit impact force when elevator layer door breaks away from the spout of elevator layer door.
Optionally, the detection mechanism further comprises a three-dimensional scanner, and the three-dimensional scanner is arranged on the bracket.
Through adopting above-mentioned technical scheme, when three-dimensional scanner record elevator layer door deformation, elevator layer door is by the convex height of striking point, later measure the distance between car and the layer door when the elevator is installed, the layer door is compared by the convex height of striking point and the distance between car and the layer door when the elevator is installed, when the layer door is by the convex height of striking point more than or equal to the distance between car and the layer door, then prove that the elevator layer door intensity of being tested is weaker, when the layer door is by the convex height of striking point less than the distance between car and the layer door, select whether to use this type of elevator layer door according to the installation environment of elevator.
Optionally, the impact assembly includes pendulum, pendulum rod, electromagnetic lock, stay cord and hoist engine, the one end of pendulum rod rotates to be connected on the support, the pendulum sets up on the other end of pendulum rod, the hoist engine sets up on the support, the one end winding of stay cord is on the hoist engine, the electromagnetic lock sets up on the other end of stay cord, the stay cord keep away from the one end of hoist engine with the pendulum is connected.
Through adopting above-mentioned technical scheme, when carrying out impact test to elevator layer door, connect the electromagnetic lock on the pendulum, the hoist engine drives stay cord pulling pendulum, and the pendulum drives the pendulum rod and rotates, when the pendulum risees to certain height, the electromagnetic lock unblock, and the pendulum freely falls to strike elevator layer door.
Optionally, the impact assembly still includes supporting seat, servo motor, lifting support, gear and rack, supporting seat sliding connection is on the support, lifting support sliding connection is on the supporting seat, the rack sets up on lifting support, servo motor sets up on the supporting seat, the gear sets up on servo motor's output shaft, the gear with rack meshing transmission, the pendulum rod is kept away from the one end rotation of pendulum and is connected on lifting support.
Through adopting above-mentioned technical scheme, when needs carry out the impact test to the different positions of elevator layer door, servo motor drives gear rotation, and gear and rack meshing drive lifting support go up and down, and then drive pendulum rod and go up and down, because pendulum rod and pendulum rod when going up and down, can strike the different positions of elevator layer door, and the length of pendulum rod is inconvenient when striking, and then makes the impact force of pendulum rod inconvenient, and then improves experimental accuracy.
Optionally, the impact assembly further comprises a pulley, a pulley support and an anti-drop seat, the pulley support is arranged on the support, the pulley is rotationally connected to the pulley, the anti-drop seat is arranged on the pulley support, the pull rope is erected on the pulley, and the pull rope slides between the pulley and the anti-drop seat.
Because the roller of hoist engine rolling stay cord has certain length, when the stay cord rolling, the stay cord can be in the tilt state, through adopting above-mentioned technical scheme, when pulling pendulum rotates, set up the stay cord in the recess of pulley, with anticreep seat setting on the pulley support, the stay cord is in between pulley recess and the anticreep seat this moment, owing to the setting of anticreep seat for the stay cord reduces the probability that the stay cord breaks away from the pulley when pulling the pendulum.
Optionally, the detection mechanism further comprises a moving assembly, and the three-dimensional scanner is slidably arranged on the support through the moving assembly.
Due to the fact that the height of the pendulum bob can be lifted, by means of the technical scheme, when the pendulum bob impacts different heights of the elevator landing door, the moving assembly drives the three-dimensional scanner to move on the support, the three-dimensional scanner moves to a position opposite to an impact point, deformation of the landing door is detected, and different impact scenes are further adapted.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the electric pushing cylinder pushes the sliding rod to press one end of the elevator landing door at any time, so that when the elevator landing door is impacted by the impact assembly, the probability that the landing door is separated from the sliding rod is reduced, and the probability that the elevator landing door is separated from the sliding rod to impact the detection equipment, so that the detection equipment is damaged is reduced; because layer door takes place deformation after the striking, but because elevator layer door self resilience, elevator layer door can rebound after the striking, the setting of spring can make elevator layer door when the rebound, alleviates the thrust of layer door to the slide bar, and then reduces the probability that the instantaneous thrust was to pressure sensor pressure when layer door was kick-backed.
2. After the elevator landing door is deformed through collision, the thrust direction of the elevator landing door to the sliding rod is changed, and the sliding column is arranged, so that the restoring force of the elevator landing door moves through pushing the sliding column, the thrust direction of the pushing pressure sensor is in the vertical direction, the thrust when the pressure value detected by the pressure sensor is closer to the restoring force of the elevator landing door is further reduced, and the pressure sensor feeds data back to the electric push cylinder more accurately; thereby reducing the reaction time of the electric pushing cylinder.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of a slide bar;
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 3;
fig. 5 is an enlarged view of a portion C in fig. 1.
Reference numerals: 100. a bracket; 200. a mounting mechanism; 210. a fixed rod; 220. a slide bar; 230. a placement groove; 240. a first slider; 300. a detection mechanism; 310. a three-dimensional scanner; 320. a distance sensor; 330. a transmitter; 340. a buffer assembly; 341. a pressure sensor; 342. a spring; 343. an electric pushing cylinder; 344. a buffer spring; 345. a spool; 346. an upper limit plate; 347. a lower limit plate; 350. a moving assembly; 351. a slide plate; 352. a driving motor; 353. a second slider; 360. an impact assembly; 361. a pendulum; 362. swing rod; 363. an electromagnetic lock; 364. a pull rope; 365. a hoist; 366. a support base; 367. a servo motor; 368. a lifting bracket; 369. a rack; 3691. a gear; 3692. a pulley; 3693. a pulley bracket; 3694. an anti-drop seat.
Detailed Description
The present application is described in further detail below in conjunction with fig. 1-5.
The embodiment discloses elevator landing door intensity detection device includes support 100, installation mechanism 200 and detection mechanism 300 all set up on support 100, installation mechanism 200 is used for the fixed elevator landing door of installation, detection mechanism 300 is used for detecting the deformation of elevator landing door.
Referring to fig. 1-4, the mounting mechanism 200 includes a fixing rod 210, a sliding rod 220, and a sliding assembly, the sliding assembly is a first sliding block 240, a sliding groove is formed on the bracket 100, the first sliding block 240 is slidably connected in the sliding groove, the fixing rod 210 and the sliding rod 220 are both formed with a placement groove 230, the fixing rod 210 is connected to the bracket 100 through a bolt, and the sliding rod 220 is slidably connected to the bracket 100 through the first sliding block 240; the detection mechanism 300 includes a three-dimensional scanner 310, a buffer assembly 340, an impact assembly 360, and a movement assembly 350; the buffer assembly 340 comprises a pressure sensor 341, a spring 342, an electric push cylinder 343, a buffer spring 344, a slide column 345, an upper limiting plate 346 and a lower limiting plate 347, wherein the electric push cylinder 343 is connected to the bracket 100 through a bolt, an output shaft of the electric push cylinder 343 is in transmission connection with the first sliding block 240, the slide column 345 is in sliding connection with the sliding rod 220, the lower limiting plate 347 is fixedly connected to one end of the slide column 345, the upper limiting plate 346 is fixedly connected to the other end of the slide column 345, the buffer spring 344 is sleeved on the slide column 345, one end of the buffer spring 344 is in abutting connection with the sliding rod 220, and the other end of the buffer spring 344 is in abutting connection with the lower limiting plate 347; the pressure sensor 341 is connected to the upper limiting plate 346 through a bolt, one end of the spring 342 is fixedly connected to the sliding rod 220, the other end of the spring 342 is connected to the pressure sensor 341, and the three-dimensional scanner 310 is movably connected to the bracket 100 through the moving assembly 350.
When the elevator landing door is detected, the electric pushing cylinder 343 drives the driving sliding assembly to slide to drive the sliding rod 220 to slide, so that the distance between the sliding rod 220 and the fixed rod 210 is increased, the elevator landing door is placed between the sliding rod 220 and the fixed rod 210, then the electric pushing cylinder 343 pushes the sliding rod 220 to move, so that the elevator landing door enters into the placing groove 230 formed on the sliding rod 220 and the fixed rod 210, at the moment, one end of the elevator landing door close to the sliding rod 220 is contacted with the pressure sensor 341, the pressure value of the pressure sensor 341 is set before the test, so that the value detected by the pressure sensor 341 is a constant value when the electric pushing cylinder 343 pushes the sliding rod 220, after the elevator landing door is impacted, the elevator landing door can deform, so that the distance between two ends of the landing door is reduced, the electric pushing cylinder 343 is electrically connected with the pressure sensor 341, the electric pushing cylinder 343 can push the sliding rod 220 at the moment, so that the value detected by the pressure sensor 341 is equal to the set value, and the probability that the elevator landing door is broken when the elevator landing door is separated from the device when the elevator landing door is detected by the sliding assembly, the elevator landing door is reduced, and the probability that the landing door is damaged when the landing door is separated from the device is detected by the landing door is reduced; due to the fact that the landing door deforms after the impact, but due to the recovery capability of the landing door, the landing door of the elevator can rebound after the impact, and due to the arrangement of the springs 342, the thrust of the landing door to the sliding rod 220 can be relieved when the landing door of the elevator rebounds, and then the probability that the instantaneous thrust of the landing door rebounds to the pressure sensor 341 is reduced.
When the impact assembly 360 impacts the elevator landing door, after the impact assembly 360 is separated from the elevator landing door, the elevator landing door can rebound due to the restoring force of the elevator landing door, when the elevator landing door rebounds, one end, in contact with the lower limiting plate 347, of the elevator landing door pushes the lower limiting plate 347 to move so as to push the sliding column 345 to push the spring 342 to move, and after the elevator landing door is deformed due to impact, the thrust direction of the elevator landing door to the sliding rod 220 is changed, and due to the arrangement of the sliding column 345, the restoring force of the elevator landing door moves through the sliding column 345, so that the thrust direction of the thrust pressure sensor 341 is in the vertical direction, the thrust force when the pressure value detected by the pressure sensor 341 is closer to the restoring time of the elevator landing door is reduced, and the pressure sensor 341 feeds data back to the electric push cylinder 343 more accurately; thereby reducing the reaction time of the electric push cylinder 343.
Referring to fig. 1, the detecting mechanism 300 further includes a distance sensor 320 and a transmitter 330, the transmitter 330 being disposed on the stand 100, the distance sensor 320 being disposed on the slide bar 220. Detecting the maximum sliding distance of the sliding rod 220 by the distance sensor 320, calculating the compression length of the spring 342 and the buffer spring 344 when the sliding rod 220 slides by the maximum sliding distance by the pressure value displayed on the pressure sensor 341, and subtracting the compression amounts of the spring 342 and the buffer spring 344 by the maximum sliding distance detected by the distance sensor 320 to obtain the value of the reduction of the distance between the two ends of the elevator landing door; further, the difference value between the deformed and bent length of the elevator landing door and the length of the elevator landing door when the elevator landing door is not deformed is calculated more accurately; because in reality elevator layer door is impacted the back, the spout position of elevator layer door can not change, through the difference of length when length and the deformation that does not take place after calculating elevator layer door deformation bending, and then can test out the biggest striking limit impact force when elevator layer door breaks away from the spout of elevator layer door.
Referring to fig. 1 and 5, the moving assembly 350 includes a sliding plate 351, a driving motor 352 and a second sliding block 353, the second sliding block 353 is slidably connected to the bracket 100, the sliding plate 351 is fixedly connected to the sliding block, the driving motor 352 is connected to the bracket 100 through a bolt, an output end of the driving motor 352 is connected to a lead screw, the lead screw is in transmission connection with the sliding block, and the three-dimensional scanner 310 is connected to the sliding plate 351 through a bolt; the impact assembly 360 comprises a pendulum 361, a swinging rod 362, an electromagnetic lock 363, a pull rope 364, a winding engine 365, a supporting seat 366, a servo motor 367, a lifting bracket 368, a gear 3691, a rack 369, a pulley 3692, a pulley bracket 3693 and an anti-falling seat 3694, one end of the swinging rod 362 is rotationally connected to the supporting seat 366, the pendulum 361 is arranged at the other end of the swinging rod 362, the winding engine 365 is connected to the supporting seat 100 through a bolt, one end of the pull rope 364 is wound on the winding engine 365, the electromagnetic lock 363 is arranged at the other end of the pull rope 364, one end of the pull rope 364 far away from the winding engine 365 is connected with the pendulum 361, the supporting seat 366 is connected to the supporting seat 100 in a sliding manner, the lifting bracket 368 is connected to the supporting seat 366 in a sliding manner, the rack 369 is arranged on the lifting bracket 368, the servo motor 362 is rotationally connected to the supporting seat 366 through a bolt, the gear 3691 is connected to the output shaft of the servo motor 367 through a key, the gear 3691 is in meshed transmission with the hammer 369, one end of the winding engine 36361 is connected to the supporting seat 3692, the pulley 3692 is far away from the lifting bracket 3693, and the pulley 3693 is rotationally connected to the lifting bracket 3693.
When the elevator landing door is subjected to impact test, an electromagnetic lock 363 is connected to a pendulum bob 361, a winch 365 drives a pull rope 364 to pull the pendulum bob 361, the pendulum bob 361 drives a swing rod 362 to rotate, and when the pendulum bob 361 rises to a certain height, the electromagnetic lock 363 is unlocked, and the pendulum bob 361 freely falls to impact the elevator landing door; when the impact test is required to be carried out on different positions of the elevator landing door, the servo motor 367 drives the gear 3691 to rotate, the gear 3691 is meshed with the rack 369 to drive the lifting support 368 to lift, and then the swinging rod 362 and the swinging hammer 361 are driven to lift. Because the roller of the winding machine 365 winding the pull rope 364 has a certain length, when the pull rope 364 is wound, the pull rope 364 may be in an inclined state, when the pendulum 361 is pulled to rotate, the pull rope 364 is erected in the groove of the pulley 3692, the anti-falling seat 3694 is arranged on the pulley bracket 3693, and at the moment, the pull rope 364 is positioned between the groove of the pulley 3692 and the anti-falling seat 3694, and due to the arrangement of the anti-falling seat 3694, the probability that the pull rope 364 is separated from the pulley 3692 when the pendulum 361 is pulled by the pull rope 364 is reduced.
The implementation principle of the elevator landing door strength detection device of the embodiment is as follows: when the elevator landing door is detected, the electric pushing cylinder 343 drives the driving sliding assembly to slide to drive the sliding rod 220 to slide, so that the distance between the sliding rod 220 and the fixed rod 210 is increased, the elevator landing door is placed between the sliding rod 220 and the fixed rod 210, then the electric pushing cylinder 343 pushes the sliding rod 220 to move, so that the elevator landing door enters the placing groove 230 formed on the sliding rod 220 and the fixed rod 210, at the moment, one end of the elevator landing door close to the sliding rod 220 is contacted with the pressure sensor 341, the pressure value of the pressure sensor 341 is set before the test, so that the value detected by the pressure sensor 341 is a constant value when the electric pushing cylinder 343 pushes the sliding rod 220, after that, the impact assembly 360 impacts the elevator landing door, when the elevator landing door is impacted, the elevator landing door deforms, so that the distance between two ends of the landing door is reduced, because the electric push cylinder 343 is electrically connected with the pressure sensor 341, the electric push cylinder 343 can push the sliding rod 220 at any time, so that the value detected by the pressure sensor 341 is equal to a set value, when the elevator landing door is subjected to impact test, the electromagnetic lock 363 is connected to the pendulum bob 361, the winch 365 drives the pull rope 364 to pull the pendulum bob 361, the pendulum bob 361 drives the swing rod 362 to rotate, and when the pendulum bob 361 is lifted to a certain height, the electromagnetic lock 363 is unlocked, and the pendulum bob freely falls to impact the elevator landing door; when the elevator landing door is required to be impacted and tested at different positions, the servo motor 367 drives the gear 3691 to rotate, the gear 3691 is meshed with the rack 369 to drive the lifting support 368 to lift, the swing rod 362 and the pendulum 361 are driven to lift, and when the pendulum 361 impacts the elevator landing door at different heights, the moving assembly 350 drives the three-dimensional scanner 310 to move on the support 100, so that the three-dimensional scanner 310 moves to a position opposite to an impact point, and deformation of the landing door is detected.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. An elevator landing door intensity detection device which is characterized in that: including support (100), installation mechanism (200) and detection mechanism (300), installation mechanism (200) include dead lever (210), slide bar (220) and slip subassembly, dead lever (210) with all seted up standing groove (230) on slide bar (220), dead lever (210) set up on support (100), slide bar (220) are through slip subassembly sliding connection on support (100), detection mechanism (300) include buffer module (340) and impact module (360), buffer module (340) include pressure sensor (341), spring (342) and electricity push cylinder (343), the one end setting of spring (342) is on slide bar (220), pressure sensor (341) set up on the one end that spring (342) kept away from slide bar (220), electricity push cylinder (343) set up on support (100), the output shaft of electricity push cylinder (343) with slip module transmission is connected, pressure sensor (341) with electricity push cylinder (343).
2. The elevator landing door strength detection device according to claim 1, wherein: the buffer assembly (340) further comprises a buffer spring (344), a slide column (345), an upper limiting plate (346) and a lower limiting plate (347), the slide column (345) is connected to the slide rod (220) in a sliding mode, the upper limiting plate (346) is arranged at one end of the slide column (345), the lower limiting plate (347) is arranged at the other end of the slide column (345), the buffer spring (344) is sleeved on the slide column (345), one end of the buffer spring (344) is in butt joint with the slide rod (220), the other end of the buffer spring (344) is in butt joint with the lower limiting plate (347), and the pressure sensor (341) is in butt joint with the upper limiting plate (346).
3. The elevator landing door strength detection device according to claim 2, wherein: the detection mechanism (300) further comprises a distance sensor (320) and a transmitter (330), wherein the transmitter (330) is arranged on the bracket (100), and the distance sensor (320) is arranged on the sliding rod (220).
4. An elevator landing door strength detection apparatus according to any of claims 1-3, characterized in that: the detection mechanism (300) further comprises a three-dimensional scanner (310), and the three-dimensional scanner (310) is arranged on the bracket (100).
5. The elevator landing door strength detection apparatus as claimed in claim 4, wherein: the impact assembly (360) comprises a pendulum bob (361), a swinging rod (362), an electromagnetic lock (363), a pull rope (364) and a winch (365), one end of the swinging rod (362) is rotationally connected to the support (100), the pendulum bob (361) is arranged at the other end of the swinging rod (362), the winch (365) is arranged on the support (100), one end of the pull rope (364) is wound on the winch (365), the electromagnetic lock (363) is arranged at the other end of the pull rope (364), and one end of the pull rope (364), which is far away from the winch (365), is connected with the pendulum bob (361).
6. The elevator landing door strength detection apparatus as claimed in claim 5, wherein: the impact assembly (360) further comprises a supporting seat (366), a servo motor (367), a lifting support (368), a gear (3691) and a rack (369), wherein the supporting seat (366) is slidably connected to the support (100), the lifting support (368) is slidably connected to the supporting seat (366), the rack (369) is arranged on the lifting support (368), the servo motor (367) is arranged on the supporting seat (366), the gear (3691) is arranged on an output shaft of the servo motor (367), the gear (3691) is in meshed transmission with the rack (369), and one end of the swing rod (362) away from the pendulum (361) is rotatably connected to the lifting support (368).
7. The elevator landing door strength detection apparatus as claimed in claim 6, wherein: the impact assembly (360) further comprises a supporting seat (366), a servo motor (367), a lifting support (368), a gear (3691) and a rack (369), wherein the supporting seat (366) is slidably connected to the support (100), the lifting support (368) is slidably connected to the supporting seat (366), the rack (369) is arranged on the lifting support (368), the servo motor (367) is arranged on the supporting seat (366), the gear (3691) is arranged on an output shaft of the servo motor (367), the gear (3691) is in meshed transmission with the rack (369), and one end of the swing rod (362) away from the pendulum (361) is rotatably connected to the lifting support (368).
8. The elevator landing door strength detection apparatus as claimed in claim 7, wherein: the detection mechanism (300) further comprises a moving assembly (350), and the three-dimensional scanner (310) is arranged on the bracket (100) in a sliding way through the moving assembly (350).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311489669.7A CN117232998B (en) | 2023-11-10 | 2023-11-10 | Elevator landing door strength detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311489669.7A CN117232998B (en) | 2023-11-10 | 2023-11-10 | Elevator landing door strength detection device |
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| CN117232998A true CN117232998A (en) | 2023-12-15 |
| CN117232998B CN117232998B (en) | 2024-01-23 |
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Address after: Building 1, No. 8 Jianye Road, Changshu Economic and Technological Development Zone, Suzhou City, Jiangsu Province, 215500 Patentee after: Suzhou Suwoda Elevator Co.,Ltd. Country or region after: China Patentee after: CHINA SPECIAL EQUIPMENT INSPECTION AND Research Institute Address before: Building 1, No. 8 Jianye Road, Changshu Economic and Technological Development Zone, Suzhou City, Jiangsu Province, 215500 Patentee before: SUZHOU SCHNEIDER ELEVATOR Co.,Ltd. Country or region before: China Patentee before: CHINA SPECIAL EQUIPMENT INSPECTION AND Research Institute |