CN112978530A - Elevator tows wire rope electromagnetic detection device - Google Patents
Elevator tows wire rope electromagnetic detection device Download PDFInfo
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- CN112978530A CN112978530A CN202110137307.6A CN202110137307A CN112978530A CN 112978530 A CN112978530 A CN 112978530A CN 202110137307 A CN202110137307 A CN 202110137307A CN 112978530 A CN112978530 A CN 112978530A
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- 238000001514 detection method Methods 0.000 title claims abstract description 133
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 60
- 239000010959 steel Substances 0.000 claims abstract description 60
- 238000005192 partition Methods 0.000 claims description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 230000005284 excitation Effects 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 206010029216 Nervousness Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
Abstract
The invention discloses an electromagnetic detection device for an elevator traction steel wire rope, which comprises a detection assembly and a support assembly, wherein the steel wire rope penetrates through the detection assembly, the support assembly is arranged on each of two sides of the detection assembly, the detection assembly is rotatably connected with the steel wire rope, the detection assembly moves on the steel wire rope, and the support assembly fixes the position of the detection assembly in an elevator shaft. The detection assembly moves on the steel wire rope, so that the safety detection of the steel wire rope between the elevator car and the traction system is realized, meanwhile, the detection assembly detects the tension of the steel wire rope, and the detection assembly stops at any position in the elevator shaft through the supporting assembly, so that the safety detection is more comprehensive, and the detection range is wider.
Description
Technical Field
The invention relates to the technical field of elevator steel wire rope detection, in particular to an electromagnetic detection device for an elevator traction steel wire rope.
Background
In daily life, people can contact with various types of elevators, such as escalators, freight elevators, manned elevators and the like, wherein the manned elevator is most widely applied. Steel ropes are considered as "high-risk components" as important parts of elevators, in relation to the life relation of the elevator users. Therefore, safety inspection and maintenance of the wire rope are extremely important.
In the using process of the elevator steel wire rope, the elevator steel wire rope can be damaged by abrasion, wire breakage, corrosion, fatigue and the like, and the elevator steel wire rope has the phenomenon of uneven stress and the like, so that the production safety is seriously influenced, even the equipment and personal safety are endangered, and huge economic loss and adverse social influence are caused. In addition, the bending degree and the movement speed of the steel wire rope have influence on the internal abrasion of the steel wire rope. Therefore, it is very important to detect damage, speed, and tension of the elevator wire rope.
At present, the detection of the elevator steel wire rope mainly comprises single data detection of the damage or the tension of the steel wire rope, and a device for detecting the damage, the speed and the tension simultaneously does not exist.
Moreover, most of the existing damage detection devices are fixed in an elevator shaft, so that the damage detection devices detect the steel wire rope at fixed positions, the detection range of the damage detection devices to the steel wire rope is small, and complete safety data detection cannot be performed on the steel wire rope.
Disclosure of Invention
The invention aims to provide an electromagnetic detection device for an elevator traction steel wire rope, which solves the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an elevator tows wire rope electromagnetic detection device, this electromagnetic detection device includes determine module, supporting component, and wire rope passes determine module, the determine module both sides all are provided with supporting component, determine module rotates with wire rope to be connected, determine module moves on wire rope, supporting component fixes determine module's position in the elevartor shaft. The detection assembly moves on the steel wire rope, so that the safety detection of the steel wire rope between the elevator car and the traction system is realized, meanwhile, the detection assembly detects the tension of the steel wire rope, and the detection assembly stops at any position in the elevator shaft through the supporting assembly, so that the safety detection is more comprehensive, and the detection range is wider.
Every group the supporting component all includes the support shell, the support shell is fixed with the determine module, be provided with two sets of mounting panels in the support shell, every group all be provided with two sets of electronic jars on the mounting panel, every group the telescopic link of electronic jar all runs through in proper order has push pedal, gasbag, baffle, and the other end of telescopic link is provided with the heel brace, the baffle is fixed with the mounting panel, the heel brace is located the support shell outside, is provided with the air cushion on the heel brace, air cushion and gasbag pipe connection. The support shell provides the support for the installation of mounting panel, electronic jar provides power for stretching out of heel brace, make heel brace and elevartor shaft inner wall contact, the baffle is fixed on the mounting panel, when the telescopic link stretches out, extrude the gasbag through the push pedal, make the gas in the gasbag enter into the air cushion, the heel brace contacts with the elevartor shaft inner wall under the support of telescopic link, thereby fix detecting component in the elevartor shaft, air in the gasbag enters into the air cushion, make the air cushion inflation, and then increase the support dynamics between heel brace and the elevartor shaft inner wall, make the heel brace laminate the elevartor shaft inner wall more.
The air bag air cushion is characterized in that a mounting groove is formed in the foot support, a reverse cylinder and a U-shaped support frame are arranged in the mounting groove from inside to outside, the reverse cylinder is fixed with the U-shaped support frame, rollers are arranged on the U-shaped support frame, the reverse cylinder is connected with an air bag pipeline, a through groove is formed in the middle of the air cushion corresponding to the mounting groove, and one end of each roller extends out of the foot support and the air cushion. Reverse jar and air bag pipe connection, when the gasbag infuses the air to the air cushion, reverse jar draws the gyro wheel into the mounting groove, and simultaneously, U type support frame passes through the mounting groove and extracts the outside air, makes to form the negative pressure in the mounting groove, and the air cushion makes the air cushion laminate the elevartor shaft inner wall more owing to infuse the air, has improved the leakproofness, makes supporting component further improve to detecting element's fixed effect.
The supporting shell is also internally provided with a control assembly, a wireless charging assembly and a camera, the wireless charging assembly is electrically connected with the control assembly, the camera is electrically connected with the control assembly, and the control assembly is electrically connected with the detection assembly; the reverse cylinder comprises a reverse cylinder body and a reverse ring arranged in the reverse cylinder body, a reverse cylinder rod is arranged in the reverse ring, the other end of the reverse cylinder rod extends out of the reverse cylinder body, and a U-shaped gas channel is formed between the reverse ring and the reverse cylinder body.
The detection assembly comprises a detection shell, the detection shell is correspondingly provided with through holes on the upper end face and the lower end face, a lower baffle, a bearing plate, an isolation plate and an upper baffle are arranged inside the detection shell from bottom to top, the through holes are formed in the lower baffle, the bearing plate, the isolation plate and the upper baffle, tension detection assemblies are arranged between the upper baffle and the detection shell and between the lower baffle and the detection shell, and the tension detection assemblies detect the tension of the steel wire rope.
The tension detection assembly comprises four groups of support plates, wherein three groups of tension grooves are formed in each group of support plates, an extension cylinder is arranged in each tension groove, an elastic connecting piece is arranged on each extension cylinder, a support rod is arranged on each elastic connecting piece, the other end of each support rod extends out of one side of each support plate and is provided with a pulley, a tension cylinder is arranged in each tension groove, a telescopic rod of each tension cylinder extends out of the other side of each support plate and is provided with a pulley, a group of tension cylinders are arranged on the inner wall of one side of the interior of the detection shell, and two groups of tension cylinders are arranged on the inner wall of the other side of the interior of. The stretching cylinder and the tensioning cylinder are both electric stretching cylinders, the stretching cylinder below the inside of the detection shell is matched with the tensioning cylinder through a support rod to clamp a steel wire rope, the steel wire rope is prevented from shaking inside the detection shell, meanwhile, a pressure sensor is further arranged on the stretching rod of the tensioning cylinder, when the tensioning force needs to be detected, the stretching cylinder above the inside of the detection shell and a telescopic rod of the tensioning cylinder stretch out, the tensioning cylinder detects pressure through the pressure sensor, and then the tensioning force of the steel wire rope is detected.
Six groups of supporting plates are arranged between the lower partition plate and the bearing plate, bases are arranged on opposite end faces of every two groups of supporting plates, power wheels are arranged on the bases, the power wheels are rotatably connected with the steel wire ropes, and the power wheels are electrically connected with the control assembly.
Each group of power wheels comprises an outer wheel and an inner shaft arranged in the outer wheel, the inner shaft is fixed with the base, a shaft sleeve is arranged on the inner shaft, four groups of iron cores are arranged on the shaft sleeve, coils are arranged on each group of iron cores, the outer wheel is rotatably connected with the inner shaft, two groups of permanent magnets are arranged on the inner wall of the outer wheel, the magnetic poles of the two groups of permanent magnets are opposite, and the coils are electrically connected with the control assembly. When through the constantly changeable electric current in the coil, there is the magnetic field of constantly switching around the iron core, and attract through the permanent magnet on the foreign steamer in magnetic field, thereby make the foreign steamer rotate at the internal shaft, thereby realize the removal of determine module on wire rope, when determine module passes through supporting component to be fixed inside the elevartor shaft, wire rope drives the rotation of foreign steamer under the traction of traction system, and then make coil cutting magnetic induction line, and produce the electric current, and carry the electric current on the input circuit, control assembly realizes the detection to the foreign steamer rotational speed through the analysis to the electric current size, and then the realization is to the detection of wire rope velocity of motion.
The control assembly comprises a switching circuit, an output circuit and an input circuit, wherein the output circuit and the input circuit are electrically connected with the coil, the output circuit enables current to flow into the coil, the input circuit receives the current flowing out of the coil, the switching circuit switches the connection between the output circuit and the coil and the connection between the input circuit and the coil, the control assembly detects the current in the input circuit, and the control assembly detects the movement speed of the steel wire rope.
An excitation assembly is arranged between the bearing plate and the partition plate, and a magnetic flux leakage detection assembly is arranged between the partition plate and the upper partition plate.
Compared with the prior art, the invention has the following beneficial effects:
1. in the application, three functions of steel wire rope flaw detection, steel wire rope tension detection and steel wire rope speed detection are integrated on one detection device, and when the detection is carried out, the detection in three directions can be finished by using one device, so that the cost is saved; the detection device moves on the steel wire rope, so that the safety detection of the steel wire rope between the elevator car and the traction system is realized, and the detection assembly stays at any position in the elevator shaft through the supporting assembly, so that the safety detection is more comprehensive and the detection range is wider.
2. The detection assembly is fixed inside an elevator shaft through the supporting assembly, the steel wire rope drives the outer wheel to rotate under the traction of the traction system, the coil is made to cut a magnetic induction line, current is generated and is conveyed to the input circuit, the control assembly realizes the detection of the rotating speed of the outer wheel through the analysis of the current, and the detection of the moving speed of the steel wire rope is further realized.
3. The stretching cylinder below the inside of the detection shell is matched with the tensioning cylinder through the supporting rod to clamp the steel wire rope, the steel wire rope is prevented from shaking inside the detection shell, the stretching cylinder above the inside of the detection shell and the telescopic rod of the tensioning cylinder stretch out when the tensioning force needs to be detected, the tensioning cylinder detects pressure through the pressure sensor, and then the tensioning force of the steel wire rope is detected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a front schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the overall structure of the present invention;
FIG. 3 is a schematic view of a portion of the support assembly of the present invention;
FIG. 4 is a schematic view of the structure of the reversing cylinder of the present invention;
FIG. 5 is a schematic view of a portion of the support assembly of the present invention;
FIG. 6 is a schematic structural view of a detection assembly of the present invention;
FIG. 7 is a schematic structural view of the region A in FIG. 6 according to the present invention;
FIG. 8 is a schematic view of the power wheel and wire rope configuration of the present invention;
fig. 9 is a schematic structural view of the power wheel of the present invention.
In the figure: 1. a detection component; 2. a support assembly; 3. a wire rope; 1-1, detecting a shell; 1-2, a lower baffle plate; 1-3, bearing plates; 1-4, a separation plate; 1-5, an upper baffle plate; 1-6, a tensioning cylinder; 1-7, a support plate; 1-8, extending out of the cylinder; 1-9, a support plate; 1-10, power wheel; 1-11, a support rod; 1-12, a base; 1-101, outer wheel; 1-102, an inner shaft; 1-103, shaft sleeve; 1-104, iron core; 2-1, supporting shell; 2-2, an electric cylinder; 2-3, pushing a plate; 2-4, air bags; 2-5, a baffle; 2-6, a foot support; 2-7, air cushion; 2-8, rollers; 2-9, reversing the cylinder; 2-10, a camera; 2-11, a wireless charging component; 2-91, reverse cylinder body; 2-92, a reverse cylinder rod; 2-93, reverse loop.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides the following technical solutions: the utility model provides an elevator tows wire rope electromagnetic detection device, this electromagnetic detection device includes determine module 1, supporting component 2, and wire rope 3 passes determine module 1, and determining module 1 both sides are all installed supporting component 2, and determine module 1 rotates with wire rope 3 to be connected, and determine module 1 moves on wire rope 3, and supporting component 2 fixes the position of determine module 1 in the elevartor shaft.
The detection assembly 1 comprises a detection shell 1-1, five groups of through holes are correspondingly formed in the upper end face and the lower end face of the detection shell 1-1, a lower partition plate 1-2, a bearing plate 1-3, a partition plate 1-4 and an upper partition plate 1-5 are arranged in the detection shell 1-1 from bottom to top, five groups of through holes are formed in the lower partition plate 1-2, the bearing plate 1-3, the partition plate 1-4 and the upper partition plate 1-5, tension detection assemblies are arranged between the upper partition plate 1-5 and the detection shell 1-1 and between the lower partition plate 1-2 and the detection shell 1-1, and the tension detection assemblies detect the tension of the steel wire rope.
An excitation assembly is arranged between the bearing plates 1-3 and the partition plates 1-4, a magnetic leakage detection assembly is arranged between the partition plates 1-4 and the upper partition plates 1-5, the excitation assembly magnetizes the steel wire rope, the magnetic leakage detection assembly comprises a magnetic field planning part and a magnetic leakage detection part, and the excitation assembly and the magnetic leakage detection assembly are both in the prior art.
The tension force detection assembly comprises four groups of support plates 1-7, three groups of tensioning grooves are formed in each group of support plates 1-7, the opening directions of the upper and lower groups of tensioning grooves are opposite to the opening direction of the middle group of tensioning grooves, extension cylinders 1-8 are arranged in the upper and lower groups of tensioning grooves, elastic connecting pieces are arranged on the extension cylinders 1-8, support rods 1-11 are arranged on the other sides of the elastic connecting pieces, the other ends of the support rods 1-11 extend out of the left sides of the support plates 1-7 and are rotatably provided with pulleys, tensioning cylinders 1-6 are arranged in the middle group of tensioning grooves, telescopic rods of the tensioning cylinders 1-6 extend out of the right sides of the support plates 1-7 and are rotatably provided with pulleys, a group of tensioning cylinders 1-6 are arranged on the left inner wall inside the detection shell 1-1, and two groups of.
The telescopic rods of the tensioning cylinders 1-6 are also provided with pressure sensors, and the tensioning cylinders 1-6 and the extension cylinders 1-8 are electric telescopic cylinders.
The elastic connecting piece is composed of two groups of clamping plates and a group of elastic pieces, the spring is positioned between the two groups of clamping plates and fixed with the two groups of clamping plates, one group of clamping plates is fixed with the telescopic rod extending out of the cylinder 1-8, and the other group of clamping plates is provided with the supporting rod 1-11.
Six groups of supporting plates 1-9 are arranged between the lower partition plate 1-2 and the bearing plate 1-3, bases 1-12 are fixedly arranged on the opposite end surfaces of each two groups of supporting plates 1-9, power wheels 1-10 are rotatably arranged on each group of bases 1-12, and the power wheels 1-10 are rotatably connected with steel wire ropes.
Each group of power wheels 1-10 comprises an outer wheel 1-101 and an inner shaft 1-102 rotatably arranged in the outer wheel 1-101, the inner shaft 1-102 is fixed with a base 1-12, the outer wheel 1-101 is rotatably connected with the inner shaft 1-102, a shaft sleeve 1-103 is arranged on the inner shaft 1-102, four groups of iron cores 1-104 are arranged on the shaft sleeve 1-103, coils are wound on each group of iron cores 1-104, two groups of permanent magnets are fixed on the inner wall of the outer wheel 1-101, and the magnetic poles of the two groups of permanent magnets are opposite.
Each group of supporting components 2 comprises a supporting shell 2-1, the supporting shell 2-1 is fixed with a detection shell 1-1, two groups of mounting plates are arranged in the supporting shell 2-1 in the vertical direction, two groups of electric cylinders 2-2 are arranged on each group of mounting plates, a push plate 2-3, an air bag 2-4 and a baffle plate 2-5 sequentially penetrate through an expansion rod of each group of electric cylinders 2-2, a foot support 2-6 is fixed at the other end of the expansion rod, the baffle plate 2-5 is fixed with the mounting plates, the push plate 2-3 is connected with the mounting plates in a sliding mode, the foot support 2-6 is located on the outer side of the supporting shell 2-1, an air cushion 2-7 is arranged on the foot support 2-1, and the air cushion 2-7 is connected with.
The foot support 2-6 is provided with a mounting groove, a reverse cylinder 2-9 and a U-shaped support frame are arranged in the mounting groove from inside to outside, the reverse cylinder 2-9 is fixed with the U-shaped support frame, the U-shaped support frame is rotatably provided with a roller 2-8, the reverse cylinder 2-9 is connected with an air bag 2-4 through a pipeline, a through groove is arranged in the middle of the air cushion 2-7 corresponding to the mounting groove, one end of the roller 2-8 extends out of the foot support 2-6 and the air cushion 2-7, and the U-shaped support frame is in compact contact with the inner wall of the.
The supporting shell 2-1 is also internally provided with a control component, a wireless charging component 2-11 and a camera 2-10, the wireless charging component 2-11 is electrically connected with the control component, the camera 2-10 is electrically connected with the control component, the control component is electrically connected with the detection component 1, the camera 2-10 detects the condition in the elevator shaft, and simultaneously detects the distance between the detection shell 1-1 and the elevator car to prevent the detection device from colliding with the elevator car, and the wireless charging component 2-11 can be wirelessly charged with an external elevator control system.
The reverse cylinder 2-9 comprises a reverse cylinder body 2-91 and a reverse ring 2-93 arranged inside the reverse cylinder body 2-91, a reverse cylinder rod 2-92 is arranged inside the reverse ring 2-93 in a sliding mode, the other end of the reverse cylinder rod 2-92 extends out of the reverse cylinder body 2-91, and a U-shaped gas channel is formed between the reverse ring 2-93 and the reverse cylinder body 2-91.
The control assembly comprises a switching circuit, an output circuit and an input circuit, the coil, the extending cylinder 1-8, the tensioning cylinder 1-6 and the electric cylinder 2-2 are electrically connected with the control assembly, the excitation assembly and the magnetic flux leakage detection assembly are also electrically connected with the control assembly, the output circuit and the input circuit are both electrically connected with the coil, the output circuit enables current to flow into the coil, the input circuit receives the current flowing out of the coil, the switching circuit switches the connection between the output circuit and the coil and the connection between the input circuit and the coil, the control assembly detects the current in the input circuit, and the control assembly detects the movement speed of the steel wire rope.
The working principle of the invention is as follows: the steel wire rope penetrates through the detection assembly 1, when the elevator does not work, current flows in the coil when the assembly is controlled, the outer wheels 1-101 rotate, the detection shell 1-1 moves up and down in the elevator shaft through rotation of the power wheels 1-10, the tensioning cylinders 1-6 and the extending cylinders 1-8 are matched with each other in the movement process, the steel wire rope is clamped, the steel wire rope cannot shake in the detection shell 1-1, meanwhile, the rollers 2-8 in the foot supports 2-6 are in contact with the inner wall of the elevator shaft, and the detection device is prevented from shaking in the elevator shaft.
Electromagnetic detection is carried out on the steel wire rope through the excitation assembly and the magnetic leakage detection assembly, and nondestructive detection on the steel wire rope is achieved.
When the elevator works, the telescopic rod of the electric cylinder 2-2 extends out to enable the foot supports 2-6 to be in contact with the inner wall of the elevator shaft, meanwhile, the push plate 2-3 extrudes the air bags 2-4 to enable air to enter the air cushions 2-7 and the reverse cylinder 2-9, the air cushions 2-7 are enabled to fill the gap between the foot supports 2-2 and the inner wall of the elevator shaft, the reverse cylinder 2-9 drives the rollers 2-8 to contract inwards, so that negative pressure is generated in the mounting groove, the connecting force between the supporting component 2 and the elevator shaft is increased, and the detecting component 1 is enabled to be fixed in the elevator shaft more stably.
When the distance between the elevator car and the detection assembly 1 is short, the telescopic rods of the extending cylinders 1-8 and the tensioning cylinders 1-6 extend out to enable the detection device to be fixed on the steel wire rope, meanwhile, the foot supports 2-6 are retracted to remove the position fixing of the detection device in the elevator shaft, and enable the detection device and the elevator car to move together.
The detection device realizes the large-scale safety detection of the steel wire rope through the movement on the steel wire rope.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an elevator tows wire rope electromagnetic detection device which characterized in that: the electromagnetic detection device comprises a detection assembly (1) and a support assembly (2), wherein a steel wire rope (3) penetrates through the detection assembly (1), the support assembly (2) is arranged on each of two sides of the detection assembly (1), the detection assembly (1) is rotatably connected with the steel wire rope (3), the detection assembly (1) moves on the steel wire rope (3), and the support assembly (2) fixes the position of the detection assembly (1) in an elevator shaft.
2. The electromagnetic detection device for the elevator traction steel wire rope according to claim 1, characterized in that: each group of supporting components (2) comprises a supporting shell (2-1), the supporting shell (2-1) is fixed with the detection component (1), two groups of mounting plates are arranged in the supporting shell (2-1), two groups of electric cylinders (2-2) are arranged on each group of mounting plates, a push plate (2-3), an air bag (2-4) and a baffle plate (2-5) sequentially penetrate through a telescopic rod of each group of electric cylinders (2-2), a foot support (2-6) is arranged at the other end of the telescopic rod, the baffle (2-5) is fixed with the mounting plate, the foot supports (2-6) are positioned on the outer side of the supporting shell (2-1), the foot supports (2-1) are provided with air cushions (2-7), and the air cushions (2-7) are connected with the air bags (2-4) through pipelines.
3. The electromagnetic detection device for the elevator traction steel wire rope according to claim 2, characterized in that: the air cushion is characterized in that mounting grooves are formed in the foot supports (2-6), reverse cylinders (2-9) and U-shaped support frames are arranged in the mounting grooves from inside to outside, the reverse cylinders (2-9) are fixed with the U-shaped support frames, rollers (2-8) are arranged on the U-shaped support frames, the reverse cylinders (2-9) are connected with the air bags (2-4) through pipelines, through grooves are formed in the middle of the air cushions (2-7) corresponding to the mounting grooves, and one ends of the rollers (2-8) extend out of the foot supports (2-6) and the air cushions (2-7).
4. The electromagnetic detection device for the elevator traction wire rope according to claim 3, characterized in that: the supporting shell (2-1) is also internally provided with a control component, a wireless charging component (2-11) and a camera (2-10), the wireless charging component (2-11) is electrically connected with the control component, the camera (2-10) is electrically connected with the control component, and the control component is electrically connected with the detection component (1); the reverse cylinder (2-9) comprises a reverse cylinder body (2-91) and a reverse ring (2-93) arranged inside the reverse cylinder body (2-91), a reverse cylinder rod (2-92) is arranged inside the reverse ring (2-93), the other end of the reverse cylinder rod (2-92) extends out of the reverse cylinder body (2-91), and a U-shaped gas channel is formed between the reverse ring (2-93) and the reverse cylinder body (2-91).
5. The electromagnetic detection device for the elevator traction wire rope according to claim 4, characterized in that: the detection assembly (1) comprises a detection shell (1-1), the detection shell (1-1) is correspondingly provided with through holes on the upper end surface and the lower end surface, a lower clapboard (1-2), a bearing plate (1-3), a clapboard (1-4) and an upper clapboard (1-5) are arranged in the detection shell (1-1) from bottom to top, the lower clapboard (1-2), the bearing plate (1-3), the clapboard (1-4) and the upper clapboard (1-5) are all provided with through holes, and tension detection assemblies are arranged between the upper partition plate (1-5) and the detection shell (1-1) and between the lower partition plate (1-2) and the detection shell (1-1), and detect the tension of the steel wire rope.
6. The electromagnetic detection device for the elevator traction wire rope according to claim 5, characterized in that: the tension detection components comprise four groups of support plates (1-7), each group of support plates (1-7) is provided with three groups of tension grooves, the upper and lower groups of tension grooves are provided with extension cylinders (1-8), the extending cylinder (1-8) is provided with an elastic connecting piece, the elastic connecting piece is provided with a supporting rod (1-11), the other end of the supporting rod (1-11) extends out of one side of the supporting plate (1-7) and is provided with a pulley, a tensioning cylinder (1-6) is arranged in the tensioning groove in the middle group, the telescopic rod of the tensioning cylinder (1-6) extends out of the other side of the support plate (1-7) and is provided with a pulley, a group of tensioning cylinders (1-6) is arranged on the inner wall of one side in the detection shell (1-1), and two groups of tensioning cylinders (1-6) are arranged on the inner wall of the other side in the detection shell (1-1).
7. The electromagnetic detection device for the elevator traction wire rope according to claim 6, characterized in that: six groups of supporting plates (1-9) are arranged between the lower partition plate (1-2) and the bearing plate (1-3), bases (1-12) are arranged on the opposite end faces of every two groups of supporting plates (1-9), power wheels (1-10) are arranged on the bases (1-12) of each group, the power wheels (1-10) are rotatably connected with steel wire ropes, and the power wheels (1-10) are electrically connected with the control assembly.
8. The electromagnetic detection device for the elevator traction wire rope according to claim 7, characterized in that: each group of power wheels (1-10) comprises an outer wheel (1-101) and an inner shaft (1-102) arranged in the outer wheel (1-101), the inner shaft (1-102) is fixed with a base (1-12), a shaft sleeve (1-103) is arranged on the inner shaft (1-102), four groups of iron cores (1-104) are arranged on the shaft sleeve (1-103), coils are arranged on each group of iron cores (1-104), the outer wheel (1-101) is rotatably connected with the inner shaft (1-102), two groups of permanent magnets are arranged on the inner wall of the outer wheel (1-101), the magnetic poles of the two groups of permanent magnets are opposite, and the coils are electrically connected with a control assembly.
9. The electromagnetic detection device for the elevator traction wire rope according to claim 8, characterized in that: the control assembly comprises a switching circuit, an output circuit and an input circuit, wherein the output circuit and the input circuit are electrically connected with the coil, the output circuit enables current to flow into the coil, the input circuit receives the current flowing out of the coil, the switching circuit switches the connection between the output circuit and the coil and the connection between the input circuit and the coil, the control assembly detects the current in the input circuit, and the control assembly detects the movement speed of the steel wire rope.
10. The electromagnetic detection device for the elevator traction wire rope according to claim 9, characterized in that: an excitation assembly is arranged between the bearing plates (1-3) and the partition plates (1-4), and a magnetic flux leakage detection assembly is arranged between the partition plates (1-4) and the upper partition plates (1-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137307.6A CN112978530B (en) | 2021-02-01 | 2021-02-01 | Elevator tows wire rope electromagnetic detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137307.6A CN112978530B (en) | 2021-02-01 | 2021-02-01 | Elevator tows wire rope electromagnetic detection device |
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| Publication Number | Publication Date |
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| CN112978530A true CN112978530A (en) | 2021-06-18 |
| CN112978530B CN112978530B (en) | 2024-01-09 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261218A (en) * | 2014-09-19 | 2015-01-07 | 洛阳泰斯特探伤技术有限公司 | Elevator steel wire rope online nondestructive detection device |
| CN206437741U (en) * | 2016-12-16 | 2017-08-25 | 重庆迈高电梯有限公司 | Elevator dragging wire rope is detected and cleaning refueling device |
| CN207451376U (en) * | 2017-11-13 | 2018-06-05 | 陈锋 | A kind of elevator dragging wire rope defect detecting device |
| CN109928284A (en) * | 2017-12-19 | 2019-06-25 | 杭州沪宁电梯部件股份有限公司 | Detection device for accidental movement of elevator cage and hypervelocity |
| CN209835348U (en) * | 2019-05-05 | 2019-12-24 | 广东省特种设备检测研究院中山检测院 | Elevator wire rope tension tester |
-
2021
- 2021-02-01 CN CN202110137307.6A patent/CN112978530B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261218A (en) * | 2014-09-19 | 2015-01-07 | 洛阳泰斯特探伤技术有限公司 | Elevator steel wire rope online nondestructive detection device |
| CN206437741U (en) * | 2016-12-16 | 2017-08-25 | 重庆迈高电梯有限公司 | Elevator dragging wire rope is detected and cleaning refueling device |
| CN207451376U (en) * | 2017-11-13 | 2018-06-05 | 陈锋 | A kind of elevator dragging wire rope defect detecting device |
| CN109928284A (en) * | 2017-12-19 | 2019-06-25 | 杭州沪宁电梯部件股份有限公司 | Detection device for accidental movement of elevator cage and hypervelocity |
| CN209835348U (en) * | 2019-05-05 | 2019-12-24 | 广东省特种设备检测研究院中山检测院 | Elevator wire rope tension tester |
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| CN112978530B (en) | 2024-01-09 |
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