CN216594911U - Steel wire rope nondestructive testing device - Google Patents
Steel wire rope nondestructive testing device Download PDFInfo
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- CN216594911U CN216594911U CN202122798380.6U CN202122798380U CN216594911U CN 216594911 U CN216594911 U CN 216594911U CN 202122798380 U CN202122798380 U CN 202122798380U CN 216594911 U CN216594911 U CN 216594911U
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Abstract
The application relates to the technical field of steel wire production equipment, in particular to a steel wire rope nondestructive testing device which comprises a testing device body, an excitation device and a magnetic testing device, wherein the testing device body is divided into an upper box body and a lower box body, a channel for passing through a steel wire rope is formed between the upper box body and the lower box body after the upper box body and the lower box body are closed, and detachable cover bodies are arranged on the left channel and the right channel of the testing device; the excitation device is provided with a plurality of forward excitation mechanisms and reverse excitation mechanisms, wherein the forward excitation mechanism provides a magnetic field along the travelling direction of the steel wire rope, and the reverse excitation mechanism provides a magnetic field against the travelling direction of the steel wire rope; the bottom surface of the upper box body is provided with a forward excitation mechanism, the top surface of the lower box body is provided with a reverse excitation mechanism, and the forward excitation mechanism and the reverse excitation mechanism are provided with magnetic measuring devices on the symmetrical surfaces taking the steel wire rope as the central line; the magnetic measurement mechanism comprises a plurality of groups of magnetic sensors, a magnetic measurement circuit and a non-magnetic connecting rod. This application can carry out effectual nondestructive test, and is high-efficient convenient to the wire rope of different intervals.
Description
Technical Field
The application relates to the technical field of steel wire production equipment, in particular to a nondestructive testing device for a steel wire rope.
Background
At present, with the development of economy, high buildings are pulled out continuously, the investment of the elevator is larger and larger, and the steel wire rope is used as a bearing structure and plays an important role in the safe operation of the elevator.
The existing home and abroad steel wire rope detection methods are various, such as an acoustic detection method, a mechanical detection method, a ray detection method, a current detection method, an optical detection method, an eddy current detection method, a magnetic detection method and the like. In order to avoid the mutual influence between the ropes when the steel wire ropes are used side by side, a better excitation detection method is needed. Traditional wire rope detects and need place a plurality of sensors in wire rope's axial with effectual pickup wire rope magnetic leakage signal, and uses the less interval of wire rope side by side to limit the arranging of detecting the original paper, needs reasonable design detecting system just can obtain more effective detection, realizes wire rope's nondestructive test.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the application provides a steel wire rope nondestructive testing device which comprises a testing device body, an excitation device and a magnetic testing device, wherein the testing device body is divided into an upper box body and a lower box body, a channel for passing through a steel wire rope is formed in the middle of the upper box body and the lower box body after the upper box body and the lower box body are closed, and detachable cover bodies are arranged on the left channel and the right channel of the testing device; the excitation device is provided with a plurality of forward excitation mechanisms and reverse excitation mechanisms, wherein the forward excitation mechanism provides a magnetic field along the travelling direction of the steel wire rope, and the reverse excitation mechanism provides a magnetic field against the travelling direction of the steel wire rope; the bottom surface of the upper box body is provided with a forward excitation mechanism, the top surface of the lower box body is provided with a reverse excitation mechanism, and the forward excitation mechanism and the reverse excitation mechanism are provided with magnetic measuring devices on symmetrical surfaces taking the steel wire rope as a central line; the magnetic measurement mechanism comprises a plurality of groups of magnetic sensors, a magnetic measurement circuit and a non-magnetic connecting rod, wherein the magnetic measurement circuit is connected with the magnetic sensors through the non-magnetic connecting rod.
By adopting the technical scheme, the steel wire rope nondestructive testing device performs excitation and magnetic measurement on the passing steel wire rope through the excitation device and the magnetic measurement device which are arranged in the testing device body. The detection device body is formed by combining an upper box body and a lower box body, the left end and the right end of the detection device body are provided with detachable cover bodies, the cover bodies can be used for passing through steel wire ropes by using perforated holes when working, and the sealed cover bodies can be used when the detection device body is not in a working state, so that the detection device body has a dustproof protection effect on a cavity in the detection device body; the excitation device adopts a forward excitation mechanism and a reverse excitation mechanism, when the steel wire rope runs, at least one round of forward and reverse excitation can be given to the steel wire rope, and the steel wire rope is ensured to be subjected to bidirectional saturated magnetization; the other side of the steel wire rope is provided with a magnetic measuring device for picking up magnetic flux leakage signals of the steel wire rope, and the opposite surfaces of the steel wire ropes of the forward excitation mechanism and the reverse excitation mechanism are provided with the magnetic measuring devices; and a magnetic sensor in the magnetic measurement device is used for picking up a steel wire rope magnetic flux leakage signal, processing and judging the steel wire rope magnetic flux leakage signal through a magnetic measurement circuit, and transmitting the signal to a remote terminal.
Preferably, the cover body on the detection device body is provided with a plurality of same through holes, the bottom of the cover body is provided with a barb type buckle, and the joint of the detection device body and the cover body is provided with a fixed track and a limiting groove.
Through adopting above-mentioned technical scheme, be equipped with the perforation that is equipped with on the detection device body on the lid and be used for wire rope's the passing through to the bottom of lid is equipped with barb type buckle, can with the fixed track adaptation on the detection device, and rotate to the spacing groove through the fixed track in, realizes being connected of lid and detection device body.
Preferably, the forward excitation mechanism and the reverse excitation mechanism are respectively arranged on the upper side and the lower side of the steel wire rope, the forward excitation mechanism is arranged at the inlet end of the detection device body, the reverse excitation mechanism is arranged at the outlet end of the detection device body, the forward excitation mechanism and the reverse excitation mechanism are respectively provided with a magnetic yoke, and the magnetic yokes are respectively arranged at the bottom of the upper box body and the top of the lower box body.
Through adopting above-mentioned technical scheme, the mechanism and the reverse excitation mechanism of exciting that forward excites set up at detection device's body entry end and exit end, and forward excitation mechanism and reverse excitation mechanism distribute in wire rope's upper and lower both sides, and the opposite of both all is equipped with magnetism and surveys the mechanism, can pick up the magnetic leakage signal of the wire rope that forward excitation mechanism and reverse excitation mechanism are right respectively, the yoke of installation at upper box and lower box top can be with the respective permanent magnet UNICOM of forward excitation mechanism and reverse excitation mechanism, form forward excitation magnetic field and reverse excitation magnetic field.
Preferably, the side connection parts of the upper box body and the lower box body are provided with circular thread mounting holes, and the two side surfaces of the upper box body and the lower box body are provided with operating handles.
Through adopting above-mentioned technical scheme, go up the box and pass through ring shape screw hole with lower box, can carry out fixed connection through the bolt to fix the cavity that forms between last box and the lower box, and the handle that goes up box and lower box both sides face and be equipped with can make things convenient for its installation and the removal of dismantling the in-process.
Preferably, the bottom of the lower box body is provided with a supporting base and rollers, and the supporting base is connected with the base of the lower box body through an expansion link.
Through adopting above-mentioned technical scheme, the gyro wheel that the bottom of lower box was equipped with can make things convenient for whole detection device body to remove, and the bottom is still through telescopic link joint support base, can be sub-detection device remove after the position that corresponds, will support the base through the telescopic link and prop up, and the gyro wheel leaves ground, and whole detection device can be fixed subaerial.
Preferably, be equipped with the display screen on the top of going up the box, and the one end and the last box hinge of display screen, the bottom of display screen is passed through the telescopic link and is connected with last box, keeps away from one side that the display screen hinge was held and is connected with the guard plate, the apron with the display screen adaptation.
Through adopting above-mentioned technical scheme, the display screen that goes up the box top and be equipped with is used for the test result of real-time feedback magnetism survey circuit, the splice between the one end of display screen and the box, the bottom still is connected with the top surface of last box through the telescopic link, can realize that the display screen from lying to erecting the operation gradually, during the unoperated state, the plane of display screen can be protected through the cover of guard plate to the display screen of lying, during operation, can pass through the effect of telescopic link, realize the lift of display screen, in-process that the display rises, can promote the guard plate, make guard plate and display screen surface separation, when contained angle between display screen and the last box is 60 degrees, also be 60 between guard plate and the last box, the guard plate can also provide the back support for the display screen.
Preferably, the front end and the rear end of the detection device body are both provided with steel wire rope guide wheels, and the steel wire rope guide wheels are provided with a plurality of steel wire rope grooves.
Through adopting above-mentioned technical scheme, the wire rope spacing that gets into the wire rope of detection device body can be adjusted to the wire rope leading wheel, and a plurality of wire rope recesses that are equipped with on the wire rope leading wheel can carry out effectual spacing to wire rope, and mode wire rope takes place to twine and skew.
Preferably, wear-resistant layers are arranged on the through hole in the cover plate and the steel wire rope guide wheel.
Through adopting above-mentioned technical scheme, the wearing layer that is equipped with on perforation in the apron and the wire rope leading wheel can effectual reduction apron and the wearing and tearing that the wire rope leading wheel received, improves its life.
In summary, the present application includes at least one of the following beneficial technical effects:
1. excitation loops are arranged in the detection device body at intervals along the direction of the steel wire rope, and effective excitation and detection are carried out on the steel wire rope with a plurality of steel wire rope rows and small rope intervals by a magnetic detection circuit in the magnetic detection device for detecting a magnetic leakage signal of the steel wire rope;
2. the steel wire rope is subjected to bidirectional excitation and detection through the forward excitation mechanism and the reverse excitation mechanism, and after the steel wire rope is subjected to excitation and magnetic detection in two completely opposite magnetic field directions, data of a remote terminal are gathered, so that a steel wire rope section with defects can be accurately detected;
3. the steel wire rope guide wheels are arranged at the front end and the rear end of the detection device, the steel wire ropes to be detected can enter and exit the detection device orderly through the through holes in the cover body, and the service life of the detection device can be effectively prolonged by arranging the steel wire ropes on the wear-resistant layer.
Drawings
FIG. 1 is a front structural view of the overall structure of a nondestructive testing apparatus for a steel wire rope;
FIG. 2 is a left side view of a detecting device body, an exciting device and a magnetic detecting device in a nondestructive testing device for a wire rope;
FIG. 3 is a schematic view showing the working states of a display screen and a protection plate in the nondestructive testing device for steel wire ropes;
fig. 4 is a schematic structural view of a wire rope guide wheel in a wire rope nondestructive testing device.
Description of reference numerals: 1. a detection device body; 11. an upper box body; 12. a lower box body; 13. a cover body; 131. perforating; 132. buckling; 14. a threaded mounting hole; 15. an operating handle; 16. a support base; 161. a telescopic rod; 17. a roller; 18. a display screen; 19. a protection plate; 2. an excitation device; 21. a forward excitation mechanism; 22. a reverse excitation mechanism; 23. a magnetic yoke; 3. a magnetic measuring device; 31. a magnetic sensor; 32. a magnetic sensing circuit; 33. a non-magnetic connecting rod; 4. a wire rope guide wheel; 41. a groove; 42. and a wear-resistant layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses wire rope nondestructive test device.
Referring to fig. 1, 2, 3 and 4, a nondestructive testing device for a steel wire rope comprises a testing device body 1, an excitation device 2 and a magnetic testing device 3, wherein the testing device body 1 is divided into an upper box body 11 and a lower box body 12, a channel for passing through the steel wire rope is formed in the middle of the upper box body 11 and the lower box body 12 after being closed, and detachable cover bodies 13 are arranged on the left channel and the right channel of the testing device; the excitation device 2 is provided with a plurality of forward excitation mechanisms 21 and reverse excitation mechanisms 22, wherein the forward excitation mechanism provides a magnetic field along the travelling direction of the steel wire rope, and the reverse excitation mechanism 22 provides a magnetic field against the travelling direction of the steel wire rope; a forward excitation mechanism 21 is arranged on the bottom surface of the upper box body 11, a reverse excitation mechanism 22 is arranged on the top surface of the lower box body 12, and magnetic measuring devices 3 are arranged on symmetrical surfaces of the forward excitation mechanism 21 and the reverse excitation mechanism 22 with steel wire ropes as center lines; the magnetic measuring mechanism comprises a plurality of groups of magnetic sensors 31, a magnetic measuring circuit 32 and a non-magnetic connecting rod 33, wherein the magnetic measuring circuit 32 is connected with the magnetic sensors 31 through the non-magnetic connecting rod 33, and the steel wire rope nondestructive testing device excites and magnetically measures the passing steel wire rope through an excitation device 2 and a magnetic measuring device 3 which are arranged in a testing device body 1. The detection device body 1 is formed by combining an upper box body 11 and a lower box body 12, detachable cover bodies 13 are arranged at the left end and the right end of the detection device body, the cover bodies 13 can be provided with through holes 131 for passing through steel wire ropes when working, and the sealed cover bodies 13 can be selected when the detection device body is not in working, so that the detection device body 1 has a dustproof protection effect on a cavity in the detection device body 1; the exciting device 2 adopts a forward exciting mechanism 21 and a reverse exciting mechanism 22, when the steel wire rope runs, at least one round of forward and reverse excitation can be given to the steel wire rope, and the steel wire rope is ensured to be subjected to bidirectional saturated magnetization; the other side of the steel wire rope is provided with a magnetic measuring device 3 for picking up magnetic leakage signals of the steel wire rope, and the magnetic measuring devices 3 are arranged opposite to the steel wire ropes of the forward excitation mechanism 21 and the reverse excitation mechanism 22; the magnetic sensor 31 in the magnetic measuring device 3 is used for picking up the steel wire rope leakage magnetic signal, processing and judging the steel wire rope leakage magnetic signal through the magnetic measuring circuit 32, and transmitting the signal to the remote terminal.
Referring to fig. 1, 2 and 3, the cover 13 of the detection device body 1 is provided with a plurality of identical through holes 131, the bottom of the cover 13 is provided with a barb type fastener 132, and the joint of the detection device body 1 and the cover 13 is provided with a fixing rail and a limiting groove. The detection device body 1 is provided with a through hole 131 formed in the cover 13 for the steel wire rope to pass through, and the bottom of the cover 13 is provided with a barb type buckle 132 which can be adapted to a fixed rail on the detection device and can rotate to a limit groove through the fixed rail, so that the connection between the cover 13 and the detection device body 1 is realized.
Referring to fig. 1, 2 and 3, the forward excitation mechanism 21 and the reverse excitation mechanism 22 are respectively disposed at upper and lower sides of the wire rope, the forward excitation mechanism 21 is disposed at an inlet end of the detecting device body 1, the reverse excitation mechanism 22 is disposed at an outlet end of the detecting device body 1, yokes 23 are respectively mounted on the forward excitation mechanism 21 and the reverse excitation mechanism 22, and the yokes 23 are respectively mounted at the bottom of the upper case 11 and the top of the lower case 12. The forward excitation mechanism 21 and the reverse excitation mechanism 22 are arranged at the inlet end and the outlet end of the body of the detection device, the forward excitation mechanism 21 and the reverse excitation mechanism 22 are distributed on the upper side and the lower side of the steel wire rope, magnetic detection mechanisms are arranged on the opposite sides of the forward excitation mechanism 21 and the reverse excitation mechanism 22 and can respectively pick up magnetic leakage signals of the steel wire rope opposite to the forward excitation mechanism 21 and the reverse excitation mechanism 22, and the magnetic yokes 23 arranged at the tops of the upper box body 11 and the lower box body 12 can communicate the respective permanent magnets of the forward excitation mechanism 21 and the reverse excitation mechanism 22 to form a forward excitation magnetic field and a reverse excitation magnetic field.
Referring to fig. 1, 2 and 3, the side connection portions of the upper case 11 and the lower case 12 are provided with circular thread mounting holes 14, the two side surfaces of the upper case 11 and the lower case 12 are provided with operating handles 15, the upper case 11 and the lower case 12 are fixedly connected through bolts through circular thread holes, so that a cavity formed between the upper case 11 and the lower case 12 is fixed, and the handles arranged on the two side surfaces of the upper case 11 and the lower case 12 can facilitate the movement of the upper case 11 and the lower case in the mounting and dismounting processes.
Referring to fig. 1, 2 and 3, the bottom of the lower box 12 is provided with a supporting base 16 and a roller 17, the supporting base 16 is connected with the base of the lower box 12 through an expansion link 161, the roller 17 arranged at the bottom of the lower box 12 can facilitate the movement of the whole detection device body 1, the bottom is also connected with the supporting base 16 through the expansion link 161, the supporting base 16 can be supported by the expansion link 161 after the detection device moves to a corresponding position, the roller 17 leaves the ground, and the whole detection device can be fixed on the ground.
Referring to fig. 1, 2 and 3, a display screen 18 is arranged on the top of the upper box body 11, one end of the display screen 18 is hinged to the upper box body 11, the bottom of the display screen 18 is connected to the upper box body 11 through a telescopic rod 161, a protection plate 19 is connected to one side far away from the hinged end of the display screen 18, and the cover plate is matched with the display screen 18. Go up display screen 18 that box 11 top was equipped with and be used for real-time feedback magnetism to survey circuit 32's test result, splice between the one end of display screen 18 and the box, the bottom still is connected with the top surface of last box 11 through telescopic link 161, can realize display screen 18 from lying to erecting the operation gradually, during non-operating condition, the plane of display screen 18 can be protected through the cover of guard plate 19 to the display screen 18 that lies, during operating condition, can realize the lift of display screen 18 through the effect of telescopic link 161, in-process that the display rises, guard plate 19 can be promoted, make guard plate 19 and display screen 18 surface separation, when the contained angle between display screen 18 and last box 11 is 60 degrees, also be 60 between 19 and the last box 11, guard plate 19 can also provide the back support for display screen 18.
Referring to fig. 1, 2 and 3, the front end and the rear end of the detection device body 1 are provided with a steel wire rope guide wheel 4, and the steel wire rope guide wheel 4 is provided with a plurality of steel wire rope grooves 41. The steel wire rope guide wheel 4 can adjust the interval of the steel wire rope entering the detection device body 1, and a plurality of steel wire rope grooves 41 arranged on the steel wire rope guide wheel 4 can effectively limit the steel wire rope, so that the steel wire rope is wound and deviated.
Referring to fig. 1, 2, 3 and 4, the wear-resistant layers 42 are respectively arranged on the through hole 131 in the cover plate and the steel wire rope guide wheel 4, and the wear-resistant layers 42 arranged on the through hole 131 in the cover plate and the steel wire rope guide wheel 4 can effectively reduce the wear on the cover plate and the steel wire rope guide wheel 4 and prolong the service life of the steel wire rope guide wheel.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a wire rope nondestructive test device which characterized in that: the magnetic detection device comprises a detection device body (1), an excitation device (2) and a magnetic detection device (3), wherein the detection device body (1) is divided into an upper box body (11) and a lower box body (12), a channel for passing through a steel wire rope is formed in the middle of the upper box body (11) and the lower box body (12) after being closed, and detachable cover bodies (13) are arranged on the left channel and the right channel of the detection device; the excitation device (2) is provided with a plurality of forward excitation mechanisms (21) and reverse excitation mechanisms (22), wherein the forward excitation mechanism provides a magnetic field along the travelling direction of the steel wire rope, and the reverse excitation mechanism (22) provides a magnetic field against the travelling direction of the steel wire rope; a forward excitation mechanism (21) is arranged on the bottom surface of the upper box body (11), a reverse excitation mechanism (22) is arranged on the top surface of the lower box body (12), and magnetic measurement devices (3) are arranged on symmetrical surfaces of the forward excitation mechanism (21) and the reverse excitation mechanism (22) which take the steel wire rope as a central line; the magnetic measurement mechanism comprises a plurality of groups of magnetic sensors (31), a magnetic measurement circuit (32) and a non-magnetic connecting rod (33), wherein the magnetic measurement circuit (32) is connected with the magnetic sensors (31) through the non-magnetic connecting rod (33).
2. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: the cover body (13) on the detection device body (1) is provided with a plurality of same through holes (131), the bottom of the cover body (13) is provided with a barb type buckle (132), and the joint of the detection device body (1) and the cover body (13) is provided with a fixed rail (133) and a limiting groove (134).
3. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: the steel wire rope excitation device is characterized in that the forward excitation mechanism (21) and the reverse excitation mechanism (22) are arranged on the upper side and the lower side of the steel wire rope respectively, the forward excitation mechanism (21) is arranged at the inlet end of the detection device body (1), the reverse excitation mechanism (22) is arranged at the outlet end of the detection device body (1), the forward excitation mechanism (21) and the reverse excitation mechanism (22) are respectively provided with a magnet yoke (23), and the magnet yoke (23) is arranged at the bottom of the upper box body (11) and at the top of the lower box body (12) respectively.
4. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: the side connection parts of the upper box body (11) and the lower box body (12) are provided with circular thread mounting holes (14), and the two side surfaces of the upper box body (11) and the lower box body (12) are provided with operating handles (15).
5. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: the bottom of the lower box body (12) is provided with a supporting base (16) and rollers (17), and the upper part of the supporting base (16) is connected with the base of the lower box body (12) through an expansion rod (161).
6. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: the novel multifunctional cabinet is characterized in that a display screen (18) is arranged on the top of the upper box body (11), one end of the display screen (18) is hinged to the upper box body (11), the bottom of the display screen (18) is connected with the upper box body (11) through a telescopic rod (161), one side, far away from the hinged end of the display screen (18), is connected with a protection plate (19), and the cover plate is matched with the display screen (18).
7. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: the detection device is characterized in that the front end and the rear end of the detection device body (1) are respectively provided with a steel wire rope guide wheel (4), and a plurality of steel wire rope grooves (41) are formed in the steel wire rope guide wheels (4).
8. The nondestructive testing device for steel wire ropes according to claim 1, characterized in that: wear-resistant layers (42) are arranged on the through holes (131) in the cover plate and the steel wire rope guide wheel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122798380.6U CN216594911U (en) | 2021-11-15 | 2021-11-15 | Steel wire rope nondestructive testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122798380.6U CN216594911U (en) | 2021-11-15 | 2021-11-15 | Steel wire rope nondestructive testing device |
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| Publication Number | Publication Date |
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| CN216594911U true CN216594911U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122798380.6U Active CN216594911U (en) | 2021-11-15 | 2021-11-15 | Steel wire rope nondestructive testing device |
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| CN (1) | CN216594911U (en) |
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2021
- 2021-11-15 CN CN202122798380.6U patent/CN216594911U/en active Active
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