CN113979151B - Auxiliary pushing mechanism for improving coal conveying efficiency of coal bucket air hammer vibration beating system - Google Patents
Auxiliary pushing mechanism for improving coal conveying efficiency of coal bucket air hammer vibration beating system Download PDFInfo
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- CN113979151B CN113979151B CN202111090257.7A CN202111090257A CN113979151B CN 113979151 B CN113979151 B CN 113979151B CN 202111090257 A CN202111090257 A CN 202111090257A CN 113979151 B CN113979151 B CN 113979151B
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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
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/44—Devices for emptying otherwise than from the top using reciprocating conveyors, e.g. jigging conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/26—Hoppers, i.e. containers having funnel-shaped discharge sections
- B65D88/28—Construction or shape of discharge section
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
- B65D88/64—Large containers characterised by means facilitating filling or emptying preventing bridge formation
- B65D88/66—Large containers characterised by means facilitating filling or emptying preventing bridge formation using vibrating or knocking devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/0093—Devices for cleaning the internal surfaces of the container and forming part of the container
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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
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
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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
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
-
- 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
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/08—Devices for emptying storage spaces as completely as possible
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Jigging Conveyors (AREA)
Abstract
The invention discloses an auxiliary pushing mechanism for improving coal conveying efficiency of a coal bucket air hammer vibration beating system, which comprises a coal bucket, wherein a first fixing plate, a second fixing plate and a broken coal detection part are arranged on the side wall of the coal bucket; the coal homogenizing and dispersing device comprises a lifting part, a self-rotating conical coal homogenizing box arranged at the execution end of the lifting part, a resonance coal dispersing part and an air bag coal dispersing part which are arranged in the self-rotating conical coal homogenizing box; the vibration amplifying device comprises a shock box, a shock hammer component arranged in the shock box and an intelligent disconnection component arranged on the side wall of the shock box. The auxiliary pushing mechanism is convenient for loosening coal by using vibration of the coal hopper and dredging the blocking part when the coal hopper is blocked.
Description
Technical Field
The invention mainly relates to the technical field of coal supply equipment, in particular to an auxiliary pushing mechanism for improving coal conveying efficiency of a coal bucket air hammer vibration system.
Background
When the coal hopper supplies coal, the coal is accumulated in the coal hopper, so that the conditions of unsmooth coal supply and even blockage of the coal hopper are easy to occur, and the conditions of blockage of the coal hopper are more likely to occur when the water content in the coal is more.
According to the pushing mechanism with auxiliary pushing function for the feeding device provided by the patent document with the application number of CN201910732978.X, the feeding device comprises a charging bucket and an adjusting mechanism, wherein a hydraulic cylinder is arranged at the front end of the charging bucket, a telescopic pipe is arranged above the hydraulic cylinder, a support column is arranged at the front end of the hydraulic cylinder, a buffer mechanism is arranged inside the support column, a sliding block is arranged above the buffer mechanism, a balance mechanism is arranged above the support column, a hopper is arranged above the balance mechanism, and an auxiliary pushing mechanism is arranged inside the hopper. Under the action of the small hydraulic oil cylinder, the pushing hopper is pushed to rotate along the outer part of the shaft pin, so that materials in the pushing hopper incline out, the materials can be poured into the material inlet, and the materials are prevented from adhering to the inside of the pushing hopper.
The product in the above-mentioned patent is convenient for under small-size hydraulic cylinder's effect, promotes the push away the bucket and rotates along the outside of pivot for the inside material slope of push away the bucket goes out, avoids the material adhesion in the inside of push away the bucket, but is inconvenient for utilizing vibrations to loosen the material, is inconvenient for dredge fast to the jam position when the hopper is blockked up.
Disclosure of Invention
The invention mainly provides an auxiliary pushing mechanism for improving the coal conveying efficiency of a coal bucket air hammer vibration system, which is used for solving the technical problems in the background technology.
The technical scheme adopted for solving the technical problems is as follows:
the auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration beating system comprises a coal bucket, wherein a first fixing plate, a second fixing plate and a coal breakage detection part are sequentially arranged on the side wall of the coal bucket from top to bottom, the inner wall of the coal bucket is in sliding connection with a resonance coal thinning ring, driving parts for driving the resonance coal thinning ring to lift are symmetrically arranged at the tops of the first fixing plate and the second fixing plate, a coal homogenizing and thinning device with an execution end extending into the coal bucket is arranged on the first fixing plate, a plurality of air hammers are arranged on the second fixing plate in an annular array, each air hammer execution end is connected with an iron hammer head, a plurality of vibration amplifying devices are arranged on the side wall of the coal bucket, and one vibration amplifying device corresponds to one air hammer position;
the coal homogenizing and dispersing device comprises a lifting part arranged at the top of the first fixed plate, a self-rotating cone-shaped coal homogenizing box arranged at the executing end of the lifting part, a resonance coal dispersing part arranged in the self-rotating cone-shaped coal homogenizing box and with the executing end extending to the outer wall of the self-rotating cone-shaped coal homogenizing box, and an air bag coal dispersing part penetrating through the self-rotating cone-shaped coal homogenizing box, wherein the resonance coal dispersing part is used for loosening coal by means of vibration of a coal hopper;
the vibration amplifying device comprises a vibration box which is arranged on the side wall of the coal bucket and penetrates through the second fixing plate, a vibration wave conduction part which is arranged at the bottom of the inner wall of the vibration box and extends into the coal bucket, a vibration hammer part which is arranged in the vibration box, and an intelligent disconnection part which is arranged on the side wall of the vibration box, wherein the intelligent disconnection part can be connected with a hammer head in the resetting process of an air hammer execution end so as to drive the vibration hammer part to rise.
Preferably, the coal breakage detection component comprises an annular frame arranged at the bottom of the coal bucket, infrared sensors symmetrically arranged on the inner wall of the annular frame, a driving cylinder symmetrically arranged on the outer wall of the annular frame and provided with an execution end penetrating through the annular frame, and a ranging sensor vertically arranged at the execution end of the driving cylinder. In the preferred embodiment, the coal breakage detection component is used for conveniently identifying the coal breakage of the coal hopper, and meanwhile, the coal blockage position in the coal hopper can be judged.
Preferably, the driving component comprises a driving motor arranged on the upper surface of the first fixing plate, a winch arranged at the execution end of the driving motor and with the bottom fixed on the upper surface of the first fixing plate, and a rope arranged on the winch, wherein one end of the rope is connected with the upper surface of the resonance coal-dredging ring. In the preferred embodiment, the adjustment of the position of the resonant coal-repellent ring is facilitated by the drive member.
Preferably, the lifting component comprises two hydraulic cylinders symmetrically arranged at the top of the first fixing plate, and a lifting plate which is arranged at the execution end of the hydraulic cylinders and spans across the top of the coal bucket. In the preferred embodiment, the stable lifting of the self-rotating cone-shaped dodging box is achieved through the lifting component.
Preferably, the lifting plate top is provided with a transmission motor, the execution end of the transmission motor penetrates through the lifting plate to be connected with the top of the self-rotating conical coal homogenizing box, and a plurality of coal homogenizing rods are arranged at the annular array at the bottom of the self-rotating conical coal homogenizing box. In the preferred embodiment, the coal in the coal hopper is conveniently homogenized by the self-rotating cone-shaped coal homogenizing box, so that the coal is prevented from leaking unevenly.
Preferably, the resonance coal dredging component comprises an L-shaped base plate which is connected with the bottom of the inner wall of the self-rotating cone-shaped coal homogenizing box in a sliding manner, an electric cylinder which is arranged on the side wall of the L-shaped base plate and sequentially penetrates through the L-shaped base plate and the self-rotating cone-shaped coal homogenizing box at the execution end, a resonance rod which is arranged at the bottom of the L-shaped base plate and penetrates through the self-rotating cone-shaped coal homogenizing box to extend to the outside, a positioning plate arranged at the bottom of the inner wall of the self-rotating cone-shaped coal homogenizing box, and a plurality of reset springs arranged between the positioning plate and the L-shaped base plate. In the preferred embodiment, the vibration loosening of the coal material is facilitated by the resonance coal dredging component by utilizing the vibration of the coal hopper.
Preferably, the air bag coal dredging component comprises an air guide rod vertically penetrating the self-rotation conical coal homogenizing box, an electric valve arranged at the top of the air guide rod, an elastic balloon arranged at the bottom end of the air guide rod, and a gas tank arranged in the self-rotation conical coal homogenizing box, wherein a pipeline at the executing end of the gas tank is communicated with the side wall of the air guide rod, and the top of the gas tank is communicated with an air source pipe extending to the outside of the self-rotation conical coal homogenizing box. In the preferred embodiment, the air bag coal dredging component is convenient for expanding and pushing the coal blocking position in the coal hopper.
Preferably, the vibration wave conduction component comprises a vibration guide block arranged at the bottom of the inner wall of the vibration box, a vibration transmission rod with one end connected with the vibration guide block and the other end extending into the coal bucket, and a vibration block arranged in the coal bucket and connected with the vibration transmission rod. In the preferred embodiment, vibration is generated at the discharge port of the coal hopper through the vibration wave conduction component so as to facilitate rapid discharge of the coal hopper.
Preferably, the hammer component comprises a hammer block arranged in the hammer box and a rope with one end connected with the hammer block. In the preferred embodiment, secondary jarring of the coal hopper by air hammer reset work is facilitated by the hammer component, and the hammer component can also jar the shock wave conducting component.
Preferably, the intelligent disconnection component comprises a stepped hole formed in the side wall of the shock box and an electromagnetic block clamped with the stepped hole, and the side wall of the electromagnetic block is connected with the other end of the rope. In the preferred embodiment, the intelligent disconnection component can be connected with the hammer head in the resetting process of the pneumatic hammer execution end so as to drive the hammer component to ascend.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the vibration is convenient to loosen materials by the vibration wave conduction component and the resonance coal-dredging component, and the air bag coal-dredging component and the resonance coal-dredging ring are convenient to rapidly dredge the blocking part when the hopper is blocked;
the coal breaking detection part is convenient for recognize the coal breaking of the coal hopper, the coal blocking position in the coal hopper can be judged at the same time, the position of the resonance coal dredging ring is convenient to adjust through the driving part, the stable lifting of the self-rotation conical coal homogenizing box is realized through the lifting part, the coal in the coal hopper is convenient to homogenize through the self-rotation conical coal homogenizing box, the coal is prevented from leaking unevenly, the vibration of the coal hopper is convenient to be utilized to vibrate and loosen the inside of the coal through the resonance coal dredging part, the coal blocking part in the coal hopper is convenient to expand and push through the air bag coal dredging part, the vibration is convenient to be generated at the coal hopper discharge hole through the vibration wave conduction part, the vibration hammer part is convenient to utilize the air hammer to reset for secondary vibration of the coal hopper, the vibration hammer part can also vibrate the conduction part at the same time, and the intelligent connection breaking part can be connected with the hammer head in the reset process of the air hammer execution end so as to drive the vibration hammer part to lift.
The invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is an isometric view of the overall structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an exploded view of the structure of the vibration amplifying device of the present invention;
FIG. 4 is an exploded view of the structure of the coal homogenizing and dispersing device of the invention;
FIG. 5 is a top view of the overall structure of the present invention;
FIG. 6 is a cross-sectional view of the overall structure of the present invention;
FIG. 7 is a cross-sectional view of a vibration amplifying device according to the present invention;
fig. 8 is a cross-sectional view of the drive member structure of the present invention.
Description of the drawings: 10. a coal bucket; 11. a first fixing plate; 12. a second fixing plate; 13. a coal breakage detection unit; 131. an annular frame; 132. an infrared sensor; 133. a drive cylinder; 134. a ranging sensor; 14. resonance coal dredging ring; 15. a driving part; 151. a driving motor; 152. a winch; 153. a rope; 16. an air hammer; 161. iron hammer; 20. coal homogenizing and dispersing device; 21. a lifting member; 211. a hydraulic cylinder; 212. a lifting plate; 22. self-rotating cone-shaped coal homogenizing box; 221. a drive motor; 222. a coal homogenizing rod; 23. a resonance coal-repellent member; 231. an L-shaped base plate; 232. an electric cylinder; 233. a resonant rod; 234. a positioning plate; 235. a return spring; 24. an air bag coal-dredging component; 241. an air guide rod; 242. an electric valve; 243. an elastic balloon; 244. a gas tank; 245. an air source pipe; 30. a vibration amplifying device; 31. a jar box; 32. a seismic wave conducting member; 321. a shock-conducting block; 322. a shock transmission rod; 323. a vibrating block; 33. a hammer vibration member; 331. a hammer block is vibrated; 332. a rope; 34. an intelligent disconnection component; 341. a stepped hole; 342. an electromagnetic block.
Detailed Description
In order that the invention may be more fully understood, a more particular description of the invention will be rendered by reference to the appended drawings, in which several embodiments of the invention are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly connected to one of ordinary skill in the art to which this invention belongs, and the knowledge of terms used in the description of this invention herein for the purpose of describing particular embodiments is not intended to limit the invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, 2, 3, 5 and 6, in a preferred embodiment of the present invention, an auxiliary pushing mechanism for improving the coal conveying efficiency of a coal bucket air hammer vibration beating system includes a coal bucket 10, a first fixing plate 11, a second fixing plate 12 and a coal breakage detecting component 13 are sequentially disposed on a side wall of the coal bucket 10 from top to bottom, the inner wall of the coal bucket 10 is slidably connected with a resonance coal-dredging ring 14, driving components 15 for driving the resonance coal-dredging ring 14 to lift are symmetrically disposed on top of the first fixing plate 11 and top of the second fixing plate 12, a coal-homogenizing and coal-dredging device 20 with an executing end extending into the coal bucket 10 is disposed on the first fixing plate 11, a plurality of air hammers 16 are disposed on an annular array on the second fixing plate 12, each executing end of the air hammers 16 is connected with an iron hammer 161, a plurality of vibration amplifying devices 30 are disposed on the side wall of the coal bucket 10, and one of the vibration amplifying devices 30 corresponds to one of the positions of the air hammers 16; the coal breakage detection part 13 comprises an annular frame 131 arranged at the bottom of the coal bucket 10, infrared sensors 132 symmetrically arranged on the inner wall of the annular frame 131, a driving cylinder 133 symmetrically arranged on the outer wall of the annular frame 131 and provided with an execution end penetrating through the annular frame 131, and a ranging sensor 134 vertically arranged on the execution end of the driving cylinder 133, the driving part 15 comprises a driving motor 151 arranged on the upper surface of the first fixing plate 11, a winch 152 arranged on the execution end of the driving motor 151 and provided with the bottom fixed on the upper surface of the first fixing plate 11, and a rope 153 arranged on the winch 152, wherein one end of the rope 153 is connected with the upper surface of the resonance coal thinning ring 14.
It should be noted that, in this embodiment, when the coal bucket 10 breaks, the infrared sensor 132 does not detect the movement information of the coal, at this time, the PLC controller starts the driving cylinder 133, the driving cylinder 133 drives the ranging sensor 134 to move to the discharge port of the coal bucket 10, the ranging sensor 134 transmits the height information of the coal from the discharge port of the coal bucket 10 to the PLC controller, the PLC controller moves the resonance coal-repellent ring 14 to the coal-blocking height through the driving member 15, and the resonance coal-repellent ring 14 resonates by the vibration of the coal bucket 10 to perform vibration-dispersion on the blocked coal;
further, when the driving component 15 works, taking an upward movement as an example, the winch 152 on the first fixing plate 11 is driven by the driving motor 151 to rotate to retract the rope, and the winch 152 on the second fixing plate 12 is driven by the driving motor 151 to rotate to unwind the rope so as to drive the resonance coal-dredging ring 14 to move upward.
Referring to fig. 2, 4, 6, 7, 8, in another preferred embodiment of the present invention, the coal-homogenizing and coal-dispersing device 20 includes a lifting member 21 disposed on top of the first fixing plate 11, a self-rotating cone-shaped coal-homogenizing box 22 disposed at an executing end of the lifting member 21, a resonance coal-dispersing member 23 disposed in the self-rotating cone-shaped coal-homogenizing box 22 and having an executing end extending to an outer wall of the self-rotating cone-shaped coal-homogenizing box 22, and an air bag coal-dispersing member 24 penetrating through the self-rotating cone-shaped coal-homogenizing box 22, wherein the resonance coal-dispersing member 23 is used for loosening coal by vibration of the coal hopper 10; the lifting component 21 comprises two hydraulic cylinders 211 symmetrically arranged at the top of the first fixed plate 11, and a lifting plate 212 arranged at the execution end of the hydraulic cylinders 211 and crossing the top of the coal bucket 10, a transmission motor 221 is arranged at the top of the lifting plate 212, the execution end of the transmission motor 221 penetrates through the lifting plate 212 to be connected with the top of the self-rotating conical uniform coal box 22, a plurality of uniform coal rods 222 are annularly arranged at the bottom of the self-rotating conical uniform coal box 22 in an array manner, the resonant coal-dredging component 23 comprises an L-shaped base plate 231 which is slidably connected with the bottom of the inner wall of the self-rotating conical uniform coal box 22, an electric cylinder 232 arranged at the side wall of the L-shaped base plate 231 and sequentially penetrates through the L-shaped base plate 231 and the self-rotating conical uniform coal box 22 at the execution end, a resonant rod 233 arranged at the bottom of the L-shaped base plate 231 and penetrates through the self-rotating conical uniform coal box 22 to the outside, a positioning plate 234 arranged at the bottom of the inner wall of the self-rotating conical uniform coal box 22, a plurality of reset springs 235 arranged between the positioning plate 234 and the L-shaped base plate 231, the self-rotating uniform coal box 24 comprises an electric cylinder guide rod 244 which penetrates through the side wall of the L-shaped base plate 231 and the self-rotating conical coal box 22, and an electric cylinder 243 arranged at the bottom of the self-rotating conical air cylinder 243, and the self-rotating conical air cylinder 245 is communicated with the top of the self-rotating conical air cylinder 22, and the air cylinder guide rods 244 and the self-rotating cylinder guide rods.
It should be noted that, in this embodiment, when the coal bucket 10 normally conveys coal, the hydraulic cylinder 211 drives the lifting plate 212 to move, so that the bottom of the self-rotation cone-shaped uniform coal box 22 is located on the upper surface of the coal in the coal bucket 10, the resonance coal-dispersing component 23 works to vibrate and disperse the coal in the coal bucket 10, when the coal in the coal bucket 10 leaks unevenly, the resonance coal-dispersing component 23 stops working, the transmission motor 221 drives the self-rotation cone-shaped uniform coal box 22 to rotate, the self-rotation cone-shaped uniform coal box 22 homogenizes the coal through the uniform coal rod 222, when the coal in the coal bucket 10 is blocked, the lifting plate 212 moves the executing end of the air bag coal-dispersing component 24 to the coal blocking height, and the air bag coal-dispersing component 24 expands and pushes the coal blocking position;
further, when the resonance coal dredging component 23 works, the electric cylinder 232 extends to the end until contacting the inner wall of the coal bucket 10, at this time, the vibration of the coal bucket 10 is transmitted to the L-shaped base plate 231 through the electric cylinder 232, the L-shaped base plate 231 drives the resonance rod 233 to vibrate, and the reset spring 235 can drive the L-shaped base plate 231 to reset after the end of the electric cylinder 232 resets;
further, when the air bag coal-dredging member 24 is operated, the air tank 244 is ventilated into the air guide rod 241, and at this time, the elastic balloon 243 is inflated to push the blocked coal, and after the coal hopper 10 is re-ventilated, the electric valve 242 is opened, and the air is discharged.
Referring to fig. 2, 3 and 7, in another preferred embodiment of the present invention, the vibration amplifying device 30 includes a vibration box 31 disposed on a side wall of the coal bucket 10 and penetrating through the second fixing plate 12, a vibration wave conducting member 32 disposed on a bottom of an inner wall of the vibration box 31 and extending into the coal bucket 10, a vibration hammer member 33 disposed in the vibration box 31, and an intelligent disconnecting member 34 disposed on a side wall of the vibration box 31, wherein the intelligent disconnecting member 34 is capable of being connected with the hammer head 161 during a reset process of an executing end of the air hammer 16 to drive the vibration hammer member 33 to rise, the vibration wave conducting member 32 includes a vibration guiding block 321 disposed on a bottom of an inner wall of the vibration box 31, a vibration rod 322 with one end connected with the vibration guiding block 321 and the other end extending into the coal bucket 10, a vibration block 323 disposed in the coal bucket 10 and connected with the vibration rod 322, the vibration hammer member 33 includes a vibration block 331 disposed in the vibration box 31, and a stepped block 332 connected with one end of the vibration hammer block 332, and the stepped block 332 is disposed in the other end of the stepped block 332, and the stepped block 332 is connected with the electromagnetic hole 341.
In this embodiment, when the coal bucket 10 is normally transporting coal, the air hammer 16 may intermittently hammer the vibration amplifying device 30, and when the coal bucket 10 is disconnected, the air hammer 16 may high-frequency hammer the vibration amplifying device 30;
in the intermittent hammering vibration amplifying device 30 process of the air hammer 16, the execution end of the air hammer 16 stretches until the iron hammer head 161 contacts with the electromagnetic block 342, at this time, the electromagnetic block 342 magnetically attracts the hammer head 161, along with the resetting of the execution end of the air hammer 16, the electromagnetic block 342 pulls up the vibration hammer block 331 through the rope 332, after the complete resetting of the execution end of the air hammer 16, the electromagnetic block 342 is powered off and separated from the hammer head 161, at this time, the vibration hammer block 331 naturally falls down to perform secondary vibration on the coal bucket 10, and meanwhile, the vibration is transmitted to the vibration block 323 through the vibration transmission rod 322, and the vibration block 323 generates vibration at the discharge port of the coal bucket 10 so as to facilitate rapid discharging of the coal bucket 10.
The specific flow of the invention is as follows:
the PLC controller is "FX2N-128MR-001", the infrared sensor 132 is "LV-NH32", and the range sensor 134 is "WS-A164012T".
When the coal bucket 10 is used for normal coal conveying, the air hammer 16 can intermittently hammer the vibration amplifying device 30, and when the coal bucket 10 is used for coal breaking, the air hammer 16 can high-frequency hammer the vibration amplifying device 30;
in the intermittent hammering vibration amplifying device 30 process of the air hammer 16, the execution end of the air hammer 16 stretches until the iron hammer head 161 contacts the electromagnetic block 342, at the moment, the electromagnetic block 342 magnetically attracts the hammer head 161, along with the resetting of the execution end of the air hammer 16, the electromagnetic block 342 pulls up the vibration hammer block 331 through the rope 332, after the complete resetting of the execution end of the air hammer 16, the electromagnetic block 342 is powered off and separated from the hammer head 161, at the moment, the vibration hammer block 331 naturally drops down to perform secondary vibration on the coal bucket 10, meanwhile, the vibration is transmitted to the vibration block 323 through the vibration transmission rod 322, and the vibration block 323 generates vibration at the discharge port of the coal bucket 10 so as to facilitate the rapid discharging of the coal bucket 10;
when the coal hopper 10 breaks coal, the infrared sensor 132 cannot detect coal movement information, at the moment, the PLC controller starts the driving cylinder 133, the driving cylinder 133 drives the ranging sensor 134 to move to the discharge port of the coal hopper 10, the ranging sensor 134 transmits the height information of the coal from the discharge port of the coal hopper 10 to the PLC controller, the PLC controller moves the resonance coal-dredging ring 14 to the coal blocking height through the driving part 15, and the resonance coal-dredging ring 14 resonates by means of vibration of the coal hopper 10 so as to shake-dredge the blocked coal;
when the driving part 15 works, taking upward movement as an example, the winch 152 on the first fixing plate 11 rotates to retract the rope under the drive of the driving motor 151, and the winch 152 on the second fixing plate 12 rotates to unwind the rope under the drive of the driving motor 151 so as to drive the resonance coal-dredging ring 14 to move upward;
when the coal hopper 10 normally conveys coal, the hydraulic cylinder 211 drives the lifting plate 212 to move, so that the bottom of the self-rotation conical coal homogenizing box 22 is positioned on the upper surface of the coal in the coal hopper 10, the resonance coal-thinning part 23 works to vibrate and thin the coal in the coal hopper 10, when the coal in the coal hopper 10 leaks unevenly, the resonance coal-thinning part 23 stops working, the transmission motor 221 drives the self-rotation conical coal homogenizing box 22 to rotate, the self-rotation conical coal homogenizing box 22 homogenizes the coal through the coal homogenizing rod 222, when the coal in the coal hopper 10 is blocked, the lifting plate 212 moves the executing end of the air bag coal-thinning part 24 to the coal blocking height, and the air bag coal-thinning part 24 expands and pushes the coal blocking position;
when the resonance coal dredging part 23 works, the execution end of the electric cylinder 232 extends until the execution end contacts the inner wall of the coal bucket 10, at the moment, the vibration of the coal bucket 10 is transmitted to the L-shaped base plate 231 through the electric cylinder 232, the L-shaped base plate 231 drives the resonance rod 233 to vibrate, and the reset spring 235 can drive the L-shaped base plate 231 to reset after the execution end of the electric cylinder 232 resets;
when the air bag coal dredging part 24 works, the air tank 244 ventilates the air guide rod 241, at the moment, the elastic balloon 243 is inflated to push the blocked coal, and after the coal hopper 10 is re-electrified, the electric valve 242 is opened, and the air is discharged.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the invention is not limited to the embodiments described above, but is intended to be within the scope of the invention, as long as such insubstantial modifications are made by the method concepts and technical solutions of the invention, or the concepts and technical solutions of the invention are applied directly to other occasions without any modifications.
Claims (7)
1. The auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration beating system comprises a coal bucket (10) and is characterized in that a first fixing plate (11), a second fixing plate (12) and a coal breakage detection part (13) are sequentially arranged on the side wall of the coal bucket (10) from top to bottom, the inner wall of the coal bucket (10) is in sliding connection with a resonance coal thinning ring (14), driving parts (15) for driving the resonance coal thinning ring (14) to lift are symmetrically arranged on the tops of the first fixing plate (11) and the second fixing plate (12), a coal homogenizing and thinning device (20) with an execution end extending into the coal bucket (10) is arranged on the first fixing plate (11), a plurality of air hammers (16) are arranged on the second fixing plate (12) in an annular array, each air hammer (16) execution end is connected with an iron hammer head (161), a plurality of vibration amplifying devices (30) are arranged on the side wall of the coal bucket (10), and one vibration amplifying device (30) corresponds to one of the positions of the air hammers (16);
the coal homogenizing and dispersing device (20) comprises a lifting component (21) arranged at the top of the first fixed plate (11), a self-rotating cone-shaped coal homogenizing box (22) arranged at the execution end of the lifting component (21), a resonance coal dispersing component (23) arranged in the self-rotating cone-shaped coal homogenizing box (22) and the execution end of which extends to the outer wall of the self-rotating cone-shaped coal homogenizing box (22), and an air bag coal dispersing component (24) penetrating through the self-rotating cone-shaped coal homogenizing box (22), wherein the resonance coal dispersing component (23) is used for loosening coal by means of vibration of a coal hopper (10);
the vibration amplifying device (30) comprises a vibration box (31) arranged on the side wall of the coal bucket (10) and penetrating through the second fixed plate (12), a vibration wave conduction part (32) arranged at the bottom of the inner wall of the vibration box (31) and extending into the coal bucket (10), a vibration hammer part (33) arranged in the vibration box (31) and an intelligent disconnection part (34) arranged on the side wall of the vibration box (31), wherein the intelligent disconnection part (34) can be connected with a hammer head (161) in the process of resetting the executing end of a pneumatic hammer (16) so as to drive the vibration hammer part (33) to rise, the vibration wave conduction part (32) comprises a vibration guide block (321) arranged at the bottom of the inner wall of the vibration box (31), a vibration transmission rod (322) with one end connected with the vibration guide block (321) and the other end extending into the coal bucket (10), and a vibration block (323) arranged in the coal bucket (10) and connected with the vibration rod (322), the vibration hammer part (33) comprises a vibration block (331) arranged in the vibration box (31) and a vibration block (331), one end of the vibration block (341) comprises a vibration hole (341), the side wall of the electromagnetic block (342) is connected with the other end of the rope (332).
2. The auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration system according to claim 1, wherein the coal breakage detection component (13) comprises an annular frame (131) arranged at the bottom of the coal bucket (10), infrared sensors (132) symmetrically arranged on the inner wall of the annular frame (131), a driving cylinder (133) symmetrically arranged on the outer wall of the annular frame (131) and with an execution end penetrating the annular frame (131), and a ranging sensor (134) vertically arranged on the execution end of the driving cylinder (133).
3. The auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration system according to claim 1, wherein the driving component (15) comprises a driving motor (151) arranged on the upper surface of the first fixing plate (11), a winch (152) arranged at the execution end of the driving motor (151) and the bottom of the winch is fixed on the upper surface of the first fixing plate (11), and a rope (153) arranged on the winch (152), and one end of the rope (153) is connected with the upper surface of the resonance coal-thinning ring (14).
4. An auxiliary pushing mechanism for improving the coal conveying efficiency of a coal bucket air hammer vibration system according to claim 1, wherein the lifting component (21) comprises two hydraulic cylinders (211) symmetrically arranged at the top of the first fixed plate (11), and a lifting plate (212) arranged at the execution end of the hydraulic cylinders (211) and crossing the top of the coal bucket (10).
5. The auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration beating system according to claim 4, wherein a transmission motor (221) is arranged at the top of the lifting plate (212), the execution end of the transmission motor (221) penetrates through the lifting plate (212) to be connected with the top of the self-rotation conical coal homogenizing box (22), and a plurality of coal homogenizing rods (222) are arranged at the bottom annular array of the self-rotation conical coal homogenizing box (22).
6. The auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration beating system according to claim 1, wherein the resonance coal dredging component (23) comprises an L-shaped base plate (231) which is connected with the bottom of the inner wall of the self-rotating cone-shaped coal homogenizing box (22) in a sliding manner, an electric cylinder (232) which is arranged on the side wall of the L-shaped base plate (231) and the execution end of which sequentially penetrates through the L-shaped base plate (231) and the self-rotating cone-shaped coal homogenizing box (22), a resonance rod (233) which is arranged on the bottom of the L-shaped base plate (231) and penetrates through the self-rotating cone-shaped coal homogenizing box (22) to extend to the outside, a positioning plate (234) which is arranged on the bottom of the inner wall of the self-rotating cone-shaped coal homogenizing box (22), and a plurality of reset springs (235) which are arranged between the positioning plate (234) and the L-shaped base plate (231).
7. The auxiliary pushing mechanism for improving the coal conveying efficiency of the coal bucket air hammer vibration beating system according to claim 1, wherein the air bag coal dredging component (24) comprises an air guide rod (241) vertically penetrating through the self-rotation conical coal homogenizing box (22), an electric valve (242) arranged at the top of the air guide rod (241), an elastic balloon (243) arranged at the bottom end of the air guide rod, and an air tank (244) arranged in the self-rotation conical coal homogenizing box (22), an execution end pipeline of the air tank (244) is communicated with the side wall of the air guide rod (241), and the top of the air tank (244) is communicated with an air source pipe (245) extending to the outside of the self-rotation conical coal homogenizing box (22).
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| CN113979151A (en) | 2022-01-28 |
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