CN213933686U - Differential magnetic flux leakage sensor for steel wire rope flaw detection - Google Patents
Differential magnetic flux leakage sensor for steel wire rope flaw detection Download PDFInfo
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- CN213933686U CN213933686U CN202022698769.9U CN202022698769U CN213933686U CN 213933686 U CN213933686 U CN 213933686U CN 202022698769 U CN202022698769 U CN 202022698769U CN 213933686 U CN213933686 U CN 213933686U
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Abstract
The utility model discloses a differential type magnetic leakage sensor for wire rope detects a flaw, which comprises a sensor, the middle inside of sensor is equipped with wire rope, fixture is installed in wire rope's the outside. This a differential type magnetic leakage sensor for wire rope detects a flaw, through the sensor, wire rope, splint, the montant, the sleeve, a groove, the kicking block, first spring, cooperation between bent plate and the screw, fix the screw of bent plate through both sides on the sensor, recess on the montant kicking block outer wall on the sleeve makes the compression of first spring to the outside, otherwise elasticity through first spring can make splint reset, the splint of both sides are spacing to wire rope, prevent wire rope slope in the sensor testing process, guarantee the detection quality to wire rope, the current differential type magnetic leakage sensor that is used for wire rope to detect a flaw is when using has been solved, because wire rope's diameter is not necessary, when making detect a flaw, wire rope slope, influence the problem of detection effect.
Description
Technical Field
The utility model relates to a wire rope technical field specifically is a differential type magnetic leakage sensor for wire rope is detected a flaw.
Background
The steel wire rope is a spiral steel wire bundle which is formed by twisting steel wires with mechanical properties and geometric dimensions meeting requirements according to a certain rule, the steel wire rope consists of steel wires, a rope core and lubricating grease, the steel wire rope is twisted into strands by a plurality of layers of steel wires, and the steel wire rope needs a magnetic flux leakage sensor to detect a flaw.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a differential type magnetic leakage sensor for wire rope detects a flaw to the current differential type magnetic leakage sensor for wire rope detects a flaw that proposes in solving above-mentioned background art is when using, because wire rope's diameter is not necessary, makes when detecting a flaw, and the wire rope slope influences the problem of detection effect.
In order to achieve the above object, the utility model provides a following technical scheme: a differential magnetic flux leakage sensor for wire rope flaw detection comprises a sensor, wherein a wire rope is arranged in the middle of the sensor, and a clamping mechanism is arranged on the outer side of the wire rope;
the clamping mechanism comprises a clamping plate, a vertical rod, a sleeve, a groove, a top block, a first spring, a bent plate and a screw;
the inner wall of splint and wire rope's top outer wall laminate mutually, the equal rigid coupling in top left and right sides of splint has the montant, the equal clearance fit in top outer wall of montant has the sleeve, the recess has all been seted up to the inner wall in the middle of the top of montant, the equal clearance fit in below internal surface of recess has the kicking block, the equal rigid coupling in rear end of kicking block is the rear side surface in the middle of telescopic below, the equal rigid coupling in top internal surface of recess has first spring, the bottom of first spring all with the top looks rigid coupling of kicking block, the equal rigid coupling in telescopic top rear end is at the left and right sides front end of bent plate, the left and right sides of bent plate all is through the top front end threaded connection of screw and sensor.
Preferably, the clamping plate is arc-shaped.
Preferably, the clamping plates are symmetrically arranged with respect to the wire rope.
Preferably, the left side of the sensor is electrically connected with an external power supply through two wires.
Preferably, the outer sides of the two leads are respectively provided with a fixing mechanism;
the fixing mechanism comprises a concave plate, a first rubber pad, a second rubber pad, a transverse plate, an inclined plate, a pin shaft, a connecting block, a sliding chute, a second spring, a vertical block and a curved rod;
the inner wall of the middle of the upper part of the concave plate is fixedly connected with a first rubber pad, the bottom end of the first rubber pad is attached to the outer wall of the upper part of the right side of the lead, a second rubber pad is arranged inside the lower part of the concave plate, the top end of the second rubber pad is attached to the outer wall of the lower part of the right side of the lead, the bottom end of the second rubber pad is fixedly connected with a transverse plate, the left side and the right side of the transverse plate are rotatably connected with a sloping plate through hinge pins, the lower part of the sloping plate is rotatably connected with a connecting block through hinge pins, the bottom end of the connecting block is fixedly connected with a sliding block, the sliding block is slidably connected with a sliding groove, the sliding groove is arranged on the inner wall of the left side and the right side of the lower part of the concave plate, the front end of the lower part of the sloping plate is fixedly connected with a second spring, the rear end of the inner side of the second spring is fixedly connected with a vertical block, the bottom end of the vertical block is fixedly connected to the inner wall of the left side and the lower part of the concave plate, the middle of the bottom end of the concave plate is fixedly connected with a curved rod, the right end of the lower part of the curved rod is fixedly connected with the outer wall of the left side above the sensor.
Preferably, the sliding block and the sliding groove form a sliding structure.
Compared with the prior art, the beneficial effects of the utility model are that: this a differential type magnetic leakage sensor for wire rope is detected a flaw, compare in traditional art, have following advantage:
through the sensor, wire rope, splint, the montant, the sleeve, the recess, the kicking block, first spring, cooperation between bent plate and the screw, fix the screw that passes through both sides with the bent plate on the sensor, the recess on the montant kicking block outer wall outside on the sleeve removes to the outside makes first spring compression, otherwise elasticity through first spring can make splint reset, the splint of both sides are spacing to wire rope, prevent wire rope slope in the sensor testing process, guarantee the detection quality to wire rope, the current differential type magnetic leakage sensor who is used for wire rope to detect a flaw is when using, because wire rope's diameter is not necessary, when making detect a flaw, wire rope slope, influence the problem of detection effect.
Through the cooperation between the sensor, the wire, the concave plate, the first rubber pad, the second rubber pad, the transverse plate, the inclined plates, the pin shafts, the connecting blocks, the sliding grooves, the second springs, the vertical blocks and the curved bars, the downward force of the transverse plates is given by the second rubber pad, so that the two sides of the transverse plates move on the inclined plates through the pin shafts respectively, the two inclined plates move on the two connecting blocks through the pin shafts respectively, the connecting blocks drive the sliding blocks to slide outwards in the sliding grooves on the two sides of the concave plate respectively, the inclined plates on the two sides move outwards to stretch the second springs on the two sides, otherwise, the transverse plates drive the second rubber pad to move upwards through the elasticity of the second springs on the two sides, the top end of the second rubber pad is attached to the outer wall below the right side of the wire, the second rubber pad supports the wire on the first rubber pad to be fixed, the root of the wire is prevented from being broken and damaged, and the problem that the existing differential magnetic leakage sensor for wire rope flaw detection is solved when in use, the root of the connecting wire is easy to break and damage due to the need of wantonly inclining.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the concave plate, the first rubber pad and the second rubber pad of FIG. 1;
FIG. 3 is a schematic view of the structure of the slide block, the slide groove and the concave plate in FIG. 1;
fig. 4 is a schematic structural view of the vertical rod, the sleeve and the clamping plate in fig. 1.
In the figure: 1. the device comprises a sensor, 2, a steel wire rope, 3, a lead, 4, a clamping mechanism, 401, a clamping plate, 402, a vertical rod, 403, a sleeve, 404, a groove, 405, a top block, 406, a first spring, 407, a curved plate, 408, a screw, 5, a fixing mechanism, 501, a concave plate, 502, a first rubber pad, 503, a second rubber pad, 504, a transverse plate, 505, an inclined plate, 506, a pin shaft, 507, a connecting block, 508, a sliding block, 509, a sliding groove, 510, a second spring, 511, a vertical block, 512 and a curved rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a differential magnetic leakage sensor for steel wire rope flaw detection comprises a sensor 1, a steel wire rope 2 is arranged in the middle of the sensor 1, the steel wire rope 2 passes through the sensor 1, the sensor 1 can detect flaws of the steel wire rope 2, the sensor 1 is a common magnetic leakage sensor on the market, a clamping mechanism 4 is arranged on the outer side of the steel wire rope 2, the clamping mechanism 4 comprises a clamping plate 401, a vertical rod 402, a sleeve 403, a groove 404, a top block 405, a first spring 406, a curved plate 407 and a screw 408, the inner wall of the clamping plate 401 is attached to the outer wall of the upper portion of the steel wire rope 2, the clamping plates 401 on the two sides limit the steel wire rope 2 to prevent the steel wire rope 2 from inclining in the detection process in the sensor 1, the vertical rods 402 are fixedly connected to the left side and the right side of the top end of the clamping plate 401, the outer wall of the upper portion of the vertical rod 402 is in clearance fit with the sleeve 403, the rear end of the top block 405 is fixedly connected to the middle rear side surface of the lower portion of the sleeve 403, the upper inner surface of the groove 404 is fixedly connected with a first spring 406, the bottom end of the first spring 406 is fixedly connected with the top end of the top block 405, the outer wall of the top block 405 of the groove 404 on the vertical rod 402 moves outwards to compress the first spring 406, otherwise, the clamp plate 401 can reset through the elasticity of the first spring 406, the upper rear end of the sleeve 403 is fixedly connected to the front ends of the left side and the right side of the curved plate 407, the curved plate 407 supports the two sleeves 403, the left side and the right side of the curved plate 407 are in threaded connection with the front end of the sensor 1 through screws 408, the curved plate 407 is fixed to the sensor 1 through the screws 408 on the two sides, the clamp plate 401 is arc-shaped and is convenient to be matched with the steel wire rope 2, and the clamp plate 401 is symmetrically arranged relative to the steel wire 2, so that the steel wire 2 is limited and stable.
The left side of the sensor 1 is electrically connected with an external power supply through two wires 3, and the external power supply supplies power to the sensor 1 through the two wires 3.
The outer sides of the two wires 3 are respectively provided with a fixing mechanism 5, the fixing mechanism 5 comprises a concave plate 501, a first rubber pad 502, a second rubber pad 503, a horizontal plate 504, an inclined plate 505, a pin shaft 506, a connecting block 507, a sliding block 508, a sliding chute 509, a second spring 510, a vertical block 511 and a curved rod 512, the middle inner wall of the upper part of the concave plate 501 is fixedly connected with the first rubber pad 502, the bottom end of the first rubber pad 502 is jointed with the upper outer wall of the right side of the wire 3, the lower inner part of the concave plate 501 is provided with the second rubber pad 503, the top end of the second rubber pad 503 is jointed with the lower outer wall of the right side of the wire 3, the second rubber pad 503 props the wire 3 against the first rubber pad 502 for fixing, the bottom end of the horizontal plate 504 is fixedly connected with the horizontal plate 504, the left side and the right side of the horizontal plate 504 are rotatably connected with the inclined plate 505 through the pin shaft 506, the downward force of the second rubber pad 503 is used for enabling the two sides of the horizontal plate 504 to respectively move on the inclined plate 505 through the pin shaft 506, the lower parts of the inclined plates 505 are rotatably connected with the connecting blocks 507 through pin shafts 506, the bottom ends of the connecting blocks 507 are fixedly connected with sliding blocks 508, the sliding blocks 508 are slidably clamped with sliding grooves 509, the sliding grooves 509 are respectively arranged on the left and right inner walls below the concave plate 501, the two inclined plates 505 move on the two connecting blocks 507 through the pin shafts 506, so that the connecting blocks 507 respectively drive the sliding blocks 508 to slide outwards in the sliding grooves 509 on the two sides of the concave plate 501, the sliding grooves 509 prevent the sliding blocks 508 from derailing, the front ends below the inclined plates 505 are fixedly connected with second springs 510, the inclined plates 505 on the two sides move outwards to stretch the second springs 510 on the two sides, otherwise, the transverse plates 504 can drive the second rubber pads 503 to move upwards through the elasticity of the second springs 510 on the two sides, the rear ends on the inner sides of the second springs 510 are fixedly connected with vertical blocks 511, the bottom ends of the vertical blocks 511 are fixedly connected with the left and right inner walls below the concave plate 501, the middle of the bottom end of the concave plate 501 is fixedly connected with a curved rod 512, the lower right end of the curved lever 512 is fixedly connected to the upper left outer wall of the sensor 1, the slider 508 and the sliding groove 509 form a sliding structure, and the slider 508 slides left and right in the sliding groove 509.
When the differential magnetic leakage sensor for wire rope flaw detection is used, firstly, a curved plate 407 is manually fixed on a sensor 1 through screws 408 at two sides, a groove 404 on a vertical rod 402 moves outwards on the outer wall of a top block 405 on a sleeve 403 to compress a first spring 406, otherwise, a clamping plate 401 can be reset through the elasticity of the first spring 406, the clamping plates 401 at two sides limit a wire rope 2 to prevent the wire rope 2 from inclining in the detection process of the sensor 1, so that the second rubber pad 503 applies downward force to a transverse plate 504 to enable two sides of the transverse plate 504 to respectively move on an inclined plate 505 through a pin shaft 506, the two inclined plates 505 both move on two connecting blocks 507 through the pin shaft 506, the connecting blocks 507 respectively drive sliding blocks 508 to slide outwards in sliding grooves 509 at two sides of a concave plate 501, the inclined plates 505 at two sides move outwards to enable second springs 510 at two sides to stretch, otherwise, the transverse plate 504 can drive the second rubber pad 503 to move upwards through the elasticity of the second springs 510 at two sides, the top end of the second rubber pad 503 is attached to the outer wall of the lower right side of the lead 3, and the second rubber pad 503 pushes the lead 3 against the first rubber pad 502 to be fixed.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a differential leakage magnetic sensor for wire rope is detected a flaw, includes sensor (1), its characterized in that: a steel wire rope (2) is arranged in the middle of the sensor (1), and a clamping mechanism (4) is arranged on the outer side of the steel wire rope (2);
the clamping mechanism (4) comprises a clamping plate (401), a vertical rod (402), a sleeve (403), a groove (404), a top block (405), a first spring (406), a curved plate (407) and a screw (408);
the inner wall of the clamping plate (401) is attached to the outer wall above the steel wire rope (2), the left side and the right side of the top end of the clamping plate (401) are fixedly connected with vertical rods (402), the outer walls of the upper parts of the vertical rods (402) are in clearance fit with sleeves (403), the inner walls of the middle parts of the upper parts of the vertical rods (402) are provided with grooves (404), the inner surfaces below the grooves (404) are in clearance fit with top blocks (405), the rear ends of the top blocks (405) are fixedly connected with the rear side surface of the middle part below the sleeve (403), the upper inner surfaces of the grooves (404) are fixedly connected with first springs (406), the bottom ends of the first springs (406) are fixedly connected with the top end of the top block (405), the rear ends of the upper parts of the sleeves (403) are fixedly connected with the front ends of the left side and the right side of the curved plate (407), the left side and the right side of the curved plate (407) are in threaded connection with the front end of the upper part of the sensor (1) through screws (408).
2. The differential magnetic flux leakage sensor for wire rope flaw detection according to claim 1, wherein: the clamping plate (401) is arc-shaped.
3. The differential magnetic flux leakage sensor for wire rope flaw detection according to claim 1, wherein: the clamping plates (401) are symmetrically arranged relative to the steel wire rope (2).
4. The differential magnetic flux leakage sensor for wire rope flaw detection according to claim 1, wherein: the left side of the sensor (1) is electrically connected with an external power supply through two wires (3).
5. The differential magnetic flux leakage sensor for wire rope flaw detection according to claim 4, wherein: the outer sides of the two leads (3) are respectively provided with a fixing mechanism (5);
the fixing mechanism (5) comprises a concave plate (501), a first rubber pad (502), a second rubber pad (503), a transverse plate (504), an inclined plate (505), a pin shaft (506), a connecting block (507), a sliding block (508), a sliding groove (509), a second spring (510), a vertical block (511) and a curved rod (512);
the inner wall is fixedly connected with a first rubber pad (502) in the middle of the upper portion of the concave plate (501), the bottom end of the first rubber pad (502) is attached to the outer wall of the upper portion of the right side of the lead (3), a second rubber pad (503) is arranged inside the lower portion of the concave plate (501), the top end of the second rubber pad (503) is attached to the outer wall of the lower portion of the right side of the lead (3), a transverse plate (504) is fixedly connected to the bottom end of the second rubber pad (503), the left side and the right side of the transverse plate (504) are rotatably connected with an inclined plate (505) through a pin shaft (506), the lower portion of the inclined plate (505) is rotatably connected with a connecting block (507) through a pin shaft (506), sliding blocks (508) are fixedly connected to the bottom end of the connecting block (507), the sliding blocks (508) are slidably connected with sliding grooves (509), and the sliding grooves (509) are formed in the inner walls of the left side and the lower portion of the concave plate (501), the equal rigid coupling in below front end of swash plate (505) has second spring (510), the equal rigid coupling in inboard rear end of second spring (510) has perpendicular piece (511), the equal rigid coupling in below left and right sides inner wall of bottom of perpendicular piece (511) at notch board (501), the rigid coupling has curved bar (512) in the middle of the bottom of notch board (501), the below right-hand member rigid coupling of curved bar (512) is at the top left side outer wall of sensor (1).
6. The differential magnetic flux leakage sensor for wire rope flaw detection according to claim 5, wherein: the sliding block (508) and the sliding groove (509) form a sliding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022698769.9U CN213933686U (en) | 2020-11-19 | 2020-11-19 | Differential magnetic flux leakage sensor for steel wire rope flaw detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022698769.9U CN213933686U (en) | 2020-11-19 | 2020-11-19 | Differential magnetic flux leakage sensor for steel wire rope flaw detection |
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| CN213933686U true CN213933686U (en) | 2021-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115290743A (en) * | 2022-09-26 | 2022-11-04 | 江苏惠博机电科技股份有限公司 | Spiral body detection device for motor damping base |
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2020
- 2020-11-19 CN CN202022698769.9U patent/CN213933686U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115290743A (en) * | 2022-09-26 | 2022-11-04 | 江苏惠博机电科技股份有限公司 | Spiral body detection device for motor damping base |
| CN115290743B (en) * | 2022-09-26 | 2022-12-16 | 江苏惠博机电科技股份有限公司 | Spiral body detection device for motor damping base |
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