CN216248281U - Novel mining hoisting wire rope broken wire detection device - Google Patents
Novel mining hoisting wire rope broken wire detection device Download PDFInfo
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- CN216248281U CN216248281U CN202122839934.2U CN202122839934U CN216248281U CN 216248281 U CN216248281 U CN 216248281U CN 202122839934 U CN202122839934 U CN 202122839934U CN 216248281 U CN216248281 U CN 216248281U
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Abstract
The utility model discloses a novel mining hoisting steel wire rope broken wire detection device which comprises a detection main body of a split box type structure, wherein a vertically through cylindrical space is formed inside the detection main body when the detection main body is closed, a circle of metal contact rod vertical to the inner wall is arranged on the inner wall of the cylindrical space, a pair of V-shaped positioning wheels are respectively arranged on the upper part and the lower part of the detection main body and used for automatically holding a steel wire rope tightly, a displacement sensor is arranged on an upper wheel of a rear cover, and a lower wheel of the rear cover is made of metal; the metal feeler lever, the displacement sensor and the lower wheel of the rear cover are connected into an automatic detection loop; in the process of moving the steel wire rope up and down, a detection loop is triggered, and an electronic element is memorized to record the position of one-time wire breakage and the position of the wire breakage; the device replaces a manual detection method, the rope checking safety risk is reduced, the labor force is saved, the point-contact detection principle greatly improves the detection accuracy, the automation of the broken wire position and the broken wire number recording improves the detection efficiency, and a large amount of operable space is vacated for the dispatching of a lifting system.
Description
Technical Field
The utility model relates to the technical field of wire rope breakage detection, in particular to a novel mining hoisting wire rope breakage detection device.
Background
The regulations of the coal mine safety regulations require that the hoisting steel wire rope is regularly checked and broken, and when the number of broken wires in the torque of one steel wire rope reaches a certain number, the hoisting steel wire rope is stopped and replaced by a new rope. At present, most mine hoisting systems in China manually judge the broken wire detection of hoisting steel wire ropes by means of manual touch and visual inspection. Because the environment of rope inspection at the well mouth is bad, the labor intensity of manual detection is high, the safety risk is high, and the rope inspection efficiency is low and the accuracy is reduced due to the human factors such as the capability level and the responsibility center of the rope inspection personnel, especially the mining depth of the mine is gradually increased at present, the lifting steel wire rope of the ultra-deep shaft is overlong, the eye fatigue is easily caused in the detection process, the detection is missed, and the great potential safety hazard is caused to the mine lifting system.
In the prior art, a utility model with the patent number CN206930613U discloses a broken wire detection device for a mining hoisting steel wire rope, which comprises a detection main body and a mounting bracket, wherein the detection main body forms a cylindrical space which is communicated up and down when closed, the inner wall of the cylindrical space is provided with symmetrically arranged fan-shaped catching nets, a plurality of symmetrically arranged fan-shaped catching nets form an umbrella-shaped catching net, the steel wire rope penetrates through the center of the umbrella-shaped catching net and freely passes through the umbrella-shaped catching net, and the net surface at the center of the umbrella-shaped catching net is tightly contacted with the steel wire rope; each sector catching net is provided with a contact switch, when broken wires on the steel wire rope moving up and down touch any sector net surface, the sector catching net is automatically hung on a broken wire head by the grid surface of the sector catching net and touches the contact switch along with the movement of the steel wire rope, and at the moment, the contact switch is closed and is connected with a broken wire alarm loop. The utility model can only detect the position with obvious wire leakage, and under the normal condition, the broken wire of the steel wire rope is mostly worn or directly pulled off and rusted to form a groove, and the wire leakage is less, so the practicability is not high; in addition, the device needs to manually record the wire breaking point in a winch machine room after detecting the wire breaking every time, so that the labor intensity is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel mining hoisting steel wire rope broken wire detection device which is high in rope detection efficiency, high in accuracy, simple to operate and high in automation degree, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a novel mining hoisting steel wire rope broken wire detection device comprises a detection main body of a split box type structure and a detachable support, wherein a vertically through cylindrical space is formed inside the detection main body of the box type structure when the detection main body is closed, metal contact rods which are annularly arranged are arranged on the inner wall of the cylindrical space and perpendicular to the inner wall of the cylindrical space, a plurality of metal contact rods are closely arranged to form a circle with the size of the outer diameter of a steel wire rope, and the steel wire rope penetrates through the metal contact rods and can freely pass through the metal contact rods while being closely contacted with the metal contact rods;
the detection main body of the box-type structure is connected with the support through four rigid springs, a pair of V-shaped positioning wheels are respectively installed at the top and the bottom of the detection main body of the box-type structure, the V-shaped positioning wheels automatically hold the steel wire rope tightly through the tension of the tension spring, the steel wire rope freely moves between the V-shaped positioning wheels, and the V-shaped positioning wheels freely rotate along with the up-and-down movement of the steel wire rope.
Preferably, the detection main body of the box-type structure is composed of a front cover and a rear cover, the front cover and the rear cover are connected through two hinges, a pair of latches are arranged on the side surface of the detection main body of the box-type structure, and the front cover and the rear cover are locked through the latches after being closed.
Preferably, the upper part of the surface of the front cover is provided with a display screen, and a group of operation keys and a power supply button are arranged below the display screen; an indicator lamp is arranged at the upper right corner of the front cover; and the rear cover is provided with a battery pack box and an electrical function module mounting box.
Preferably, a row of metal feeler levers are arranged on the vertical inner walls in the front cover and the rear cover, and hemispherical metal contacts are welded at the tail ends of the metal feeler levers; and the upper parts of the inner walls of the front cover and the rear cover are respectively provided with an adjusting knob for adjusting the length of the metal contact rod.
Preferably, the surface of the metal contact rods is coated with insulating paint, and the metal contact rods are closely arranged; the metal contact is made of metal copper; the end part of the metal contact rod is connected with an electrical function circuit, the metal contact is in close contact with the steel wire rope to form a passage when the metal contact works, and when a groove formed by broken wires is encountered, the metal contact at the groove is separated from the surface of the steel wire rope to form open circuit.
Preferably, the V-shaped positioning wheel comprises a rear cover upper wheel and a rear cover lower wheel which are arranged on the rear cover, the rear cover upper wheel is made of rubber materials, a displacement sensor is arranged at the axle center of the rear cover upper wheel, and the displacement sensor is connected to the electrical function circuit; the rear cover lower wheel is made of metal materials and is connected with an electric function circuit.
Compared with the prior art, the utility model has the following beneficial effects:
the novel mining hoisting steel wire rope broken wire detection device comprises a detection main body of a split box type structure, wherein a vertically through cylindrical space is formed inside the detection main body when the detection main body is closed, a circle of metal contact rods perpendicular to the inner wall are mounted on the inner wall of the cylindrical space, and metal contacts are welded at the tail ends of the metal contact rods; a pair of V-shaped positioning wheels are respectively arranged at the upper part and the lower part of the detection main body and automatically hold the steel wire rope tightly, wherein a displacement sensor is arranged on an upper wheel of the rear cover, and a lower wheel of the rear cover is made of metal; the metal feeler lever, the displacement sensor and the lower wheel of the rear cover are connected into an automatic detection loop; when the metal contact slides through a groove at a position where the steel wire rope is damaged or broken, the contact leaves the surface of the steel wire rope to form an open circuit, a detection loop is triggered, and an electronic element is memorized to record the position of one-time broken wire and broken wire; the device replaces a manual detection method, the rope checking safety risk is reduced, the labor force is saved, the point-contact detection principle greatly improves the detection accuracy, the automation of the broken wire position and the broken wire number recording improves the detection efficiency, and a large amount of operable space is vacated for the dispatching of a lifting system.
Drawings
FIG. 1 is a schematic view of the external structure of the front cover of the present invention;
FIG. 2 is a schematic view of the external structure of the rear cover of the present invention;
FIG. 3 is a schematic view of the internal structure of the front and rear end caps of the present invention when they are unfolded by 180 degrees;
FIG. 4 is a partial side view and partial cross-sectional view of a sensing body according to the present invention;
FIG. 5 is a top view of FIG. 3 of the present invention;
fig. 6 is a schematic diagram of the electrical function of the present invention.
In the figure: 1. a metal feeler lever; 2. a wire rope; 3. a support; 4. a rigid spring; 5. a V-shaped positioning wheel; 6. tensioning the spring; 7. a front cover; 8. a rear cover; 9. a hinge; 10. locking; 11. a display screen; 12. operating a key; 13. a power button; 14. an indicator light; 15. a battery pack case; 16. an electrical function module mounting box; 17. a hemispherical metal contact; 18. adjusting a knob; 19. the rear cover is provided with a wheel; 20. a displacement sensor; 21. the rear cover is provided with a lower wheel.
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. 1-6, a novel mining hoisting steel wire rope broken wire detection device comprises a detection main body of a split box-type structure and a detachable support 3, wherein a cylindrical space which is communicated up and down is formed inside the detection main body of the box-type structure when the detection main body is closed, metal contact rods 1 which are annularly arranged are arranged on the inner wall of the cylindrical space and perpendicular to the inner wall, a plurality of metal contact rods 1 are closely arranged to form a circle with the outer diameter of a steel wire rope 2, and the steel wire rope 2 penetrates through the metal contact rods 1 and can freely pass through the metal contact rods 1 while being closely contacted with the metal contact rods; the detection main body of the box-type structure is connected with the support 3 through four rigid springs 4, a pair of V-shaped positioning wheels 5 are respectively installed at the top and the bottom of the detection main body of the box-type structure, the V-shaped positioning wheels 5 automatically hold the steel wire rope 2 tightly through the tension of the tension spring 6, the steel wire rope 2 freely moves between the V-shaped positioning wheels 5, and the V-shaped positioning wheels 5 freely rotate along with the up-down movement of the steel wire rope 2.
In the above embodiment, the detection main body of the box-type structure is composed of a front cover 7 and a rear cover 8, the front cover 7 and the rear cover 8 are connected through two hinges 9, a pair of latches 10 are installed on the side surface of the detection main body of the box-type structure, and the front cover 7 and the rear cover 8 are locked through the latches 10 after being closed; a display screen 11 is arranged on the upper part of the surface of the front cover 7, and a group of operation keys 12 and a power supply button 13 are arranged below the display screen 11; an indicator lamp 14 is arranged at the upper right corner of the front cover 7; the rear cover 8 is provided with a battery pack box 15 and an electric function module mounting box 16; a row of metal feeler levers 1 are arranged on the vertical inner walls in the front cover 7 and the rear cover 8, and hemispherical metal contacts 17 are welded at the tail ends of the metal feeler levers 1; the upper parts of the inner walls of the front cover 7 and the rear cover 8 are respectively provided with an adjusting knob 18 for adjusting the length of the metal feeler lever 1; insulating paint is coated on the surfaces of the metal feeler levers 1, and the metal feeler levers 1 are closely arranged; the metal contact 17 is made of metal copper; the end part of the metal contact rod 1 is connected with an electrical function circuit, a metal contact 17 is tightly contacted with the steel wire rope 2 to form a passage when the metal contact rod works, and when a groove formed by broken wires is met, the metal contact 17 at the groove is separated from the surface of the steel wire rope 2 to form an open circuit; the V-shaped positioning wheel 5 comprises a rear cover upper wheel 19 and a rear cover lower wheel 21 which are arranged on the rear cover 8, the rear cover upper wheel 19 is made of rubber materials, a displacement sensor 20 is arranged at the axle center of the rear cover upper wheel 19, and the displacement sensor 20 is connected to an electric function circuit; the rear cover lower wheel 21 is made of metal materials, and the rear cover lower wheel 21 is connected with an electric function circuit.
The working principle is as follows: the novel mining hoisting steel wire rope broken wire detection device comprises a detection main body, a detection main body and a detection main body, wherein the detection main body is a box-shaped structure body which is formed by connecting a front cover 7 and a rear cover 8 through two hinges 9 and can be opened in half, a vertically through cylindrical space is formed inside the front cover 7 and the rear cover 8 when the front cover 7 and the rear cover 8 are closed, and a metal touch rod 1 and a touch rod adjusting knob 18 are arranged on the inner wall of the cylindrical space (namely the inner walls of the front cover 7 and the rear cover 8); before detection, the box body is opened, the adjusting knobs 18 on the inner sides of the front cover 7 and the rear cover 8 are adjusted to required positions according to the diameter of the detected steel wire rope 2, and the metal contact 17 can be in contact with the surface of the steel wire rope 2 after the box body is closed; after the lifting work is finished and the steel wire rope 2 is in a static state, closing the detection main body box to enable the steel wire rope 2 to penetrate through the detection main body box, locking the lock catch 10, sliding the box body back and forth to ensure that the V-shaped positioning wheel 5 can freely slide on the steel wire rope 2, and then installing the support 3; then, a power button 13 is pressed, the system enters a self-checking state, an indicator light 14 is in a red flashing state, after the self-checking is finished, the indicator light 14 is in a green and normally on state, a display screen 11 prompts 'start of checking', a confirmation button is pressed, and a machine room operator starts to release a rope; the metal contact 17, the metal contact rod 1, the rear cover lower wheel 21 and the steel wire rope 2 are connected into a local short circuit shown in figure 5 to form a normally closed switch Sk(ii) a In the detection process, when the groove formed by the broken wire of the steel wire rope 2 slides to the metal contact 17, the metal contact 17 leaves the surface of the steel wire rope 2 to form an open circuit, and at the moment, the normally closed switch S is closedkDisconnection, displacement control resistor RkSwitching on, triggering a wire breaking record (the position of the broken wire); and after the rope is released, pressing the confirmation button again to finish detection, automatically storing the positions and the number of the detected broken wires by the system, and determining whether the steel wire rope is scrapped or not by looking up and calculating.
In summary, the following steps: the novel mining hoisting steel wire rope broken wire detection device comprises a detection main body of a split box type structure, wherein a vertically through cylindrical space is formed inside the detection main body when the detection main body is closed, a circle of metal contact rods 1 vertical to the inner wall are mounted on the inner wall of the cylindrical space, and metal contacts 17 are welded at the tail ends of the metal contact rods 1; a pair of V-shaped positioning wheels 5 are respectively arranged at the upper part and the lower part of the detection main body and automatically hold the steel wire rope 2 tightly, wherein a displacement sensor 20 is arranged on a rear cover upper wheel 19, and a rear cover lower wheel 21 is made of metal; the metal feeler lever 1, the displacement sensor 20 and the rear cover lower wheel 21 are connected into an automatic detection loop; when the steel wire rope 2 moves up and down, the metal contact 17 and the rear cover lower wheel 21 are tightly attached to the surface of the steel wire rope 2 to form a channel, when the metal contact 17 scratches a groove at a damaged or broken position of the steel wire rope 2, the contact leaves the surface of the steel wire rope 2 to form an open circuit, a detection loop is triggered, and an electronic element is memorized to record the position of one-time broken wire and the position of broken wire; the device replaces a manual detection method, the rope checking safety risk is reduced, the labor force is saved, the point-contact detection principle greatly improves the detection accuracy, the automation of the broken wire position and the broken wire number recording improves the detection efficiency, and a large amount of operable space is vacated for the dispatching of a lifting system.
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.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel mining hoist wire rope broken wire detection device which characterized in that: the detection device comprises a detection main body of a split box type structure and a detachable support (3), wherein a cylindrical space which is communicated up and down is formed inside the detection main body of the box type structure when the detection main body is closed, metal contact rods (1) which are annularly arranged are arranged on the inner wall of the cylindrical space and are perpendicular to the inner wall, a plurality of metal contact rods (1) are closely arranged to form a circle with the outer diameter of a steel wire rope (2), and the steel wire rope (2) penetrates through the metal contact rods (1) and can freely pass through the metal contact rods (1) when being closely contacted with the metal contact rods;
the detection main part of box-shaped structure adopts four rigid spring (4) to be connected between with support (3), installs a pair of V type locating wheel (5) respectively at the top of box-shaped structure's detection main part, bottom, and wire rope (2) are held tightly automatically in V type locating wheel (5) through the pulling force of taut spring (6), and wire rope (2) freely move between V type locating wheel (5), and V type locating wheel (5) freely rotate along with reciprocating of wire rope (2).
2. The novel mining hoisting steel wire rope breakage detection device according to claim 1, characterized in that: the detection main body of the box-type structure is composed of a front cover (7) and a rear cover (8), the front cover (7) and the rear cover (8) are connected through two hinges (9), a pair of lock catches (10) are arranged on the side face of the detection main body of the box-type structure, and the front cover (7) and the rear cover (8) are locked through the lock catches (10) after being closed.
3. The novel mining hoisting steel wire rope breakage detection device according to claim 2, characterized in that: a display screen (11) is arranged on the upper part of the surface of the front cover (7), and a group of operation keys (12) and a power supply button (13) are arranged below the display screen (11); an indicator lamp (14) is arranged at the upper right corner of the front cover (7); and the rear cover (8) is provided with a battery pack box (15) and an electric function module mounting box (16).
4. The novel mining hoisting steel wire rope breakage detection device according to claim 3, characterized in that: a row of metal feeler levers (1) are arranged on the vertical inner walls in the front cover (7) and the rear cover (8), and hemispherical metal contacts (17) are welded at the tail ends of the metal feeler levers (1); and the upper parts of the inner walls of the front cover (7) and the rear cover (8) are respectively provided with an adjusting knob (18) for adjusting the length of the metal feeler lever (1).
5. The novel mining hoisting steel wire rope breakage detection device according to claim 4, characterized in that: the surface of each metal feeler lever (1) is coated with insulating paint, and the metal feeler levers (1) are closely arranged; the metal contact (17) is made of metal copper; the end part of the metal contact rod (1) is connected into an electrical function circuit, a metal contact (17) is in close contact with the steel wire rope (2) during working to form a passage, and when a groove formed by broken wires is encountered, the metal contact (17) at the groove is separated from the surface of the steel wire rope (2) to form an open circuit.
6. The novel mining hoisting steel wire rope breakage detection device according to claim 5, characterized in that: the V-shaped positioning wheel (5) comprises a rear cover upper wheel (19) and a rear cover lower wheel (21) which are arranged on the rear cover (8), the rear cover upper wheel (19) is made of rubber materials, a displacement sensor (20) is arranged at the axle center of the rear cover upper wheel (19), and the displacement sensor (20) is connected to an electric function circuit; the rear cover lower wheel (21) is made of metal materials, and the rear cover lower wheel (21) is connected with an electric function circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122839934.2U CN216248281U (en) | 2021-11-19 | 2021-11-19 | Novel mining hoisting wire rope broken wire detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122839934.2U CN216248281U (en) | 2021-11-19 | 2021-11-19 | Novel mining hoisting wire rope broken wire detection device |
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| Publication Number | Publication Date |
|---|---|
| CN216248281U true CN216248281U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122839934.2U Active CN216248281U (en) | 2021-11-19 | 2021-11-19 | Novel mining hoisting wire rope broken wire detection device |
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| Country | Link |
|---|---|
| CN (1) | CN216248281U (en) |
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2021
- 2021-11-19 CN CN202122839934.2U patent/CN216248281U/en active Active
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