CN110789958A - Detection system for abrasion of middle plate of middle groove of scraper conveyor - Google Patents
Detection system for abrasion of middle plate of middle groove of scraper conveyor Download PDFInfo
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- CN110789958A CN110789958A CN201911071635.XA CN201911071635A CN110789958A CN 110789958 A CN110789958 A CN 110789958A CN 201911071635 A CN201911071635 A CN 201911071635A CN 110789958 A CN110789958 A CN 110789958A
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- relay
- normally
- open contact
- coil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/02—Control devices, e.g. for safety, warning or fault-correcting detecting dangerous physical condition of load carriers, e.g. for interrupting the drive in the event of overheating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/02—Control or detection
- B65G2203/0266—Control or detection relating to the load carrier(s)
- B65G2203/0275—Damage on the load carrier
Abstract
The invention discloses a detection system for abrasion of a middle groove middle plate of a scraper conveyer, which belongs to the technical field of auxiliary equipment of scraper conveyers, and comprises a rectangular slat, two groups of electromagnets and a detection device, wherein the two groups of electromagnets are embedded and convexly fixed at two sides of the rear surface of the rectangular slat, the front surface of the rectangular slat is horizontally provided with a screw nut pair through a support seat, the front surface of the rectangular slat is fixedly connected with a forward and reverse rotating motor, a motor shaft of the forward and reverse rotating motor is connected with a screw end part of the screw nut pair through a coupler, an electric push rod is utilized to drive a detection head to be inserted into the inner side of the conveyer and be attached to the surface of the middle groove middle plate, the screw nut pair is utilized to enable the detection head to move in the same direction along with the running of the equipment, an external controller of the detection head is, the operation is simple.
Description
Technical Field
The invention relates to the technical field of auxiliary equipment of scraper conveyors, in particular to a system for detecting abrasion of a middle plate of a middle groove of a scraper conveyor.
Background
A scraper conveyer for conveying bulk material in tank is composed of three parts including head, middle and tail parts, hydraulic jack for moving the conveyer, and chain tightener. The head part is composed of a head frame, a motor, a hydraulic coupler, a speed reducer, a chain wheel and the like. The middle part consists of a transition groove, a middle groove, a chain, a scraper and the like. The tail part is a device for returning the scraper chain. The scraper conveyor is one of the most widely used and seriously worn devices in coal mine enterprises. The middle groove is an important component of the scraper conveyor and is formed by assembling and welding ledge steel, the middle plate and the connecting pin, the middle groove is longitudinally connected with the middle groove through the connecting pin and serves as a main wear part, and the wear of the middle plate of the middle groove of the scraper conveyor is a main reason for abandonment of the middle groove of the scraper conveyor. How to detect the abrasion condition of the middle groove middle plate of the scraper conveyer is a problem which needs to be solved urgently at present, the abrasion condition detection system not only has important guiding significance for the design and the manufacture of the middle groove middle plate of the scraper conveyer, but also can be replaced and maintained in time to prevent influence on production.
Disclosure of Invention
The present invention provides a wear detection system for a middle trough middle plate of a scraper conveyor, so as to solve the problem of how to detect the wear of the middle trough middle plate of the scraper conveyor, which is a problem that needs to be solved at present.
In order to achieve the purpose, the invention provides the following technical scheme: a detection system for abrasion of a middle plate of a middle groove of a scraper conveyor comprises a rectangular strip plate, two groups of electromagnets and a detection device, wherein the two groups of electromagnets are embedded and protruded and fixed at two sides of the rear surface of the rectangular strip plate, a screw nut pair is horizontally arranged on the front surface of the rectangular strip plate through a support seat, a forward and reverse rotating motor is fixedly connected to the front surface of the rectangular strip plate, a motor shaft of the forward and reverse rotating motor is connected with the end part of a screw rod of the screw nut pair through a coupler, and the center of the upper surface of a nut of the screw nut pair is connected with the outer wall of the detection device through;
the detection device comprises an inverted rectangular box body with a threading through hole at the top, an electric push rod is vertically and fixedly connected to the top of an inner cavity of the rectangular box body, a flat plate is fixedly connected to the telescopic bottom end of the electric push rod, a first button switch is fixedly connected to the rear surface of the flat plate, an outer frame is welded to the periphery of the front surface of the flat plate, a detection head and a second button switch are fixedly connected to the outer frames protruding from two sides of the front surface of the flat plate, and the detection head adopts a flatness probe;
the electric motor of the forward and reverse rotation motor and the electric push rod is respectively connected with a FR1 coil and an FR2 coil in series, the other ends of the FR1 coil and the FR2 coil are respectively connected with a normally open contact of a relay KM1 and a KM2 and a normally open contact of a relay KM3 and a KM4 in parallel, the other ends of the normally open contacts of the relay KM1 and the KM2 are respectively connected with a fuse FU1 in series, the other ends of the normally open contacts of the relay KM3 and the KM4 are respectively connected with a fuse FU 4 in series, the other ends of the fuse FU 4 and the FU 4 are respectively connected with a 4 and a W three-phase power, the U phase and the V phase are respectively connected with a fuse FU 4 in series, the other end of the normally open fuse FU 4 connected with a thermal relay FR 4, an FR 4 normally closed contact of the fuse FU 4 and an emergency stop button SB4 in series, and the other end of the emergency button SB4 is connected with a manual, A manual button SB4 and a relay KM2 normally open contact, the other ends of the manual button SB2 and the relay KM3 normally open contact are connected in series with a second button switch, a relay KM4 normally closed contact and a relay KM3 coil in sequence, the other ends of the manual button SB3 and the relay KM1 normally open contact are connected in series with a time relay KT1 normally closed contact, a relay KM1 coil and a time relay KT1 coil in turn, the other ends of the time relay KT1 normally open contact and the relay KM4 normally open contact are connected in series with a relay KM4 coil, a first button switch and a relay KM3 normally closed contact in sequence, the other ends of the manual button SB4 and the relay KM2 normally open contact are connected in series with a time relay KT2 normally closed contact, a time relay KT2 and a relay KM2 coil in turn, and the other ends of the coil of the relay KM2, the coil of the relay KM3, the normally closed contact of the time relay KT1 and the coil of the relay KM3 are connected with the other end of the fuse FU3 connected in series with the V phase.
Furthermore, an elastic winding drum is fixedly connected to the surface of the rectangular strip plate, and a signal wire of the detection device is wound on a light stick of the elastic winding drum.
Further, the electromagnet is electrically connected with U, V and W three phases through a manual switch, a rectifier and a transformer.
Furthermore, a rectangular clamping cover is welded between the periphery of the screw nut pair and the surface between the rectangular strips, a sliding groove is formed in the upper surface of the rectangular clamping cover, the inverted L-shaped support penetrates through the sliding groove, and strip-shaped plastic brushes which are parallel and level to each other and attached to each other are fixed between the front portion and the rear portion of the inner wall of the sliding groove.
Furthermore, the positive and negative rotation motor adopts a positive and negative rotation speed regulating motor.
Furthermore, the inverted L-shaped support and the center of the upper surface of the nut of the screw-nut pair are detachably joggled and welded with the outer wall of the detection device.
Compared with the prior art, the invention has the beneficial effects that: the electric push rod is utilized to drive the detection head to be inserted into the inner side of the conveyor to be attached to the surface of the middle groove middle plate, the lead screw nut pair is utilized to enable the detection head to move in the same direction along with the operation of equipment, the external controller of the detection head is used for detecting the surface condition of the middle groove middle plate to deduce the abrasion condition, and meanwhile, the device is fixed by utilizing the electromagnet, so that the device is convenient to disassemble and assemble, wide in application range and simple to operate.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the detection apparatus shown in FIG. 1;
FIG. 3 is a control circuit diagram of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the device comprises 1-rectangular strip plates, 2-electromagnets, 3-lead screw nut pairs, 4-forward and reverse rotating motors, 5-inverted L-shaped supports, 6-detection devices, 60-rectangular box bodies, 61-electric push rods, 62-flat plates, 63-first button switches, 64-outer frames, 65-detection heads and 66-second button switches.
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. 1-3, the present invention provides a technical solution: a detection system for abrasion of a middle plate of a middle groove of a scraper conveyor comprises a rectangular slat 1, two groups of electromagnets 2 and a detection device 6, wherein the two groups of electromagnets 2 are embedded and convexly fixed on two sides of the rear surface of the rectangular slat 1, a screw-nut pair 3 is horizontally arranged on the front surface of the rectangular slat 1 through a support seat, a forward and reverse motor 4 is fixedly connected to the front surface of the rectangular slat 1, a motor shaft of the forward and reverse motor 4 is connected with the end part of a screw of the screw-nut pair 3 through a coupler, and the center of the upper surface of a nut of the screw-nut pair 3 is connected with the outer wall of the detection device 6 through an inverted;
the detection device 6 comprises an inverted rectangular box body 60 with a threading through hole at the top, an electric push rod 61 is vertically and fixedly connected to the top of an inner cavity of the rectangular box body 60, a flat plate 62 is fixedly connected to the telescopic bottom end of the electric push rod 61, a first button switch 63 is fixedly connected to the rear surface of the flat plate 62, an outer frame 64 is welded around the front surface of the flat plate 62, a detection head 65 and a second button switch 66 are fixedly connected to the outer frame 64 protruding from two sides of the front surface of the flat plate 62, and the detection head 65 adopts a flatness probe;
the motor of the forward and reverse rotation motor 4 and the motor of the electric push rod 61 are respectively connected with a FR1 coil and an FR2 coil in series, the other ends of the FR1 coil and the FR2 coil are respectively connected with a normally open contact of a relay KM1 and a KM2 and a normally open contact of a relay KM3 in parallel, the other ends of the normally open contacts of the relay KM3 and the KM3 are respectively connected with a fuse FU3 in series, the other ends of the fuse FU3 and the FU3 are respectively connected with a fuse FU 72 and a three-phase W, the U and the V phases are respectively connected with a fuse FU3 in series, the other end of the fuse FU3 in series is sequentially connected with a FR 3, a normally open contact of a thermal relay FR 3 and an emergency stop button SB3, the normally open contact of the emergency stop button SB3, the manual button SB 36, the other ends of a manual button SB2 and a relay KM3 normally open contact are sequentially connected in series with a second button switch 66, a relay KM4 normally closed contact and a relay KM3 coil, the other ends of the manual button SB3 and the relay KM1 normally open contact are sequentially connected in series with a time relay KT1 normally closed contact, a relay KM1 coil and a time relay KT1 coil, the other ends of the time relay KT1 normally open contact and the relay KM4 normally open contact are sequentially connected in series with a relay KM4 coil, a first button switch 63 and a relay KM3 normally closed contact, the other ends of the manual button SB4 and the relay KM2 normally open contact are sequentially connected in series with a time relay KT2 normally closed contact, a time relay KT2 and a relay KM2 coil, the relay KM2 coil, a relay KM3 normally closed contact, a time relay 1 coil and a relay KM3 coil are connected, make the device fix the cell-type outside surface in the conveyer, change the conveyer, utilize manual button SB2 to start electric putter 61, when second button switch 66 touched the medium plate upper surface, the disconnection connects the electricity, electric putter 61 keeps former length, restart manual button SB3 and conveyer switch, relay KM1 coil is electrified, motor 4 work is just reversing, make detection device 6 remove at the medium plate surface along with the direction of transportation, the timing time arrives, detection device 6 finishes at the surperficial medium plate of transportation, electric putter 61 gets electric shrinkage, when first button switch 63 touched electric putter 61 shell bottom, electric putter 61 loses the electricity and stops, utilize manual button SB4 can make detection device 6 return.
Wherein, the surface of the rectangular slat 1 is fixedly connected with an elastic reel, and the signal wire of the detection device 6 is wound on the optical stick of the elastic reel, so as to prevent the detection device 6 from moving back and forth to knot the signal wire.
The electromagnet 2 is electrically connected with U, V and W three phases through a manual switch, a rectifier and a transformer, so that the operation is convenient and the installation is convenient.
The rectangular clamping cover is welded between the periphery of the screw nut pair 3 and the surface between the rectangular strip plates 1, the sliding groove is formed in the upper surface of the rectangular clamping cover, the inverted L-shaped support 5 penetrates through the sliding groove, strip-shaped plastic hairbrushes which are mutually parallel and level to be attached are fixed between the front portion and the rear portion of the inner wall of the sliding groove, and the probability that the screw nut pair 3 is clamped by sundries and cannot rotate is reduced
The positive and negative rotation motor 4 adopts a positive and negative rotation speed regulating motor, and is convenient to work in cooperation with conveyors with different speeds.
The joggle joint can be dismantled with screw nut upper surface central authorities of screw nut pair 3 to type of falling L support 5, and it welds with 6 outer walls of detection device, is convenient for type of falling L support 5 and nut in time separate, reduces the probability that takes place to damage.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a detecting system that is used for scraper conveyor middle part groove medium plate wearing and tearing, includes rectangle slat (1), two sets of electro-magnet (2) and detection device (6), its characterized in that: the two groups of electromagnets (2) are embedded and fixed on two sides of the rear surface of the rectangular strip plate (1) in a protruding mode, a screw-nut pair (3) is horizontally arranged on the front surface of the rectangular strip plate (1) through a supporting seat, a forward and reverse motor (4) is fixedly connected to the front surface of the rectangular strip plate (1), a motor shaft of the forward and reverse motor (4) is connected with the end portion of a screw of the screw-nut pair (3) through a coupler, and the center of the upper surface of a nut of the screw-nut pair (3) is connected with the outer wall of the detection device (6) through an inverted-L-shaped support (5;
the detection device (6) comprises an inverted rectangular box body (60) with a threading through hole at the top, an electric push rod (61) is vertically and fixedly connected to the top of an inner cavity of the rectangular box body (60), a flat plate (62) is fixedly connected to the telescopic bottom end of the electric push rod (61), a first button switch (63) is fixedly connected to the rear surface of the flat plate (62), an outer frame (64) is welded around the front surface of the flat plate (62), detection heads (65) and second button switches (66) are fixedly connected to the outer frame (64) protruding from two sides of the front surface of the flat plate (62), and the detection heads (65) adopt flatness probes;
the motor of just reversing motor (4) and electric putter (61) has concatenated thermal relay FR1 and FR2 coil respectively, the other end of thermal relay FR1 and FR2 coil has concatenated relay KM1 and KM2 normally open contact and relay KM3 and KM4 normally open contact respectively, the other end of relay KM1 and KM2 normally open contact has all concatenated fuse FU1, the other end of relay KM3 and KM4 normally open contact has all concatenated fuse FU2, the other end of fuse FU1 and FU2 has concatenated U, V and W three-phase, U and V are all concatenated fuse FU3 mutually, the other end of fuse FU3 that U concatenated mutually has concatenated thermal relay FR1, FR2 normally closed contact and scram button SB1 in proper order, the other end of scram button SB1 has concatenated manual button SB2, relay 3, manual button SB3, KM1 normally open contact, time relay 1 normally open contact, relay, The relay comprises a relay KM4 normally-open contact, a manual button SB4 and a relay KM2 normally-open contact, wherein the other ends of the manual button SB2 and the relay KM3 normally-open contact are sequentially connected with a second button switch (66), a relay KM4 normally-closed contact and a relay KM3 coil in series, the other ends of the manual button SB3 and the relay KM1 normally-open contact are sequentially connected with a time relay KT1 normally-closed contact, a relay KM1 coil and a time relay KT1 coil in series, the other ends of the time relay KT1 normally-open contact and the relay KM4 normally-open contact are sequentially connected with a relay KM4 coil, a first button switch (63) and a relay KM3 normally-closed contact, the other ends of the manual button SB4 and the relay KM2 normally-open contact are sequentially connected with a time relay KT2 normally-closed contact, a time relay KT2 and a relay KM2 coil, and the other ends of the relay KM2 coil are connected with the fuse.
2. The system of claim 1, wherein the wear detection system comprises: the surface of the rectangular ribbon board (1) is fixedly connected with an elastic winding drum, and a signal wire of the detection device (6) is wound on a smooth rod of the elastic winding drum.
3. The system of claim 1, wherein the wear detection system comprises: the electromagnet (2) is electrically connected with U, V and W three-phase through a manual switch, a rectifier and a transformer.
4. The system of claim 1, wherein the wear detection system comprises: a rectangular clamping cover is welded between the periphery of the screw nut pair (3) and the surface between the rectangular battens (1), a sliding groove is formed in the upper surface of the rectangular clamping cover, the inverted L-shaped support (5) penetrates through the sliding groove, and strip-shaped plastic brushes which are mutually flush and attached are fixed between the front portion and the rear portion of the inner wall of the sliding groove.
5. The system of claim 1, wherein the wear detection system comprises: the positive and negative rotation motor (4) adopts a positive and negative rotation speed regulating motor.
6. The system of claim 1, wherein the wear detection system comprises: the inverted L-shaped support (5) is detachably joggled with the center of the upper surface of the screw nut pair (3) and is welded with the outer wall of the detection device (6).
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CN201911071635.XA CN110789958A (en) | 2019-11-05 | 2019-11-05 | Detection system for abrasion of middle plate of middle groove of scraper conveyor |
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CN201911071635.XA CN110789958A (en) | 2019-11-05 | 2019-11-05 | Detection system for abrasion of middle plate of middle groove of scraper conveyor |
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CN110040469A (en) * | 2019-04-17 | 2019-07-23 | 中国矿业大学 | A kind of scraper conveyer chain tension monitoring system and method |
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