CN115027973A - Automatic clear stifled device of spiral feeder - Google Patents

Automatic clear stifled device of spiral feeder Download PDF

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Publication number
CN115027973A
CN115027973A CN202210748807.8A CN202210748807A CN115027973A CN 115027973 A CN115027973 A CN 115027973A CN 202210748807 A CN202210748807 A CN 202210748807A CN 115027973 A CN115027973 A CN 115027973A
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CN
China
Prior art keywords
rotating shaft
coal
box body
spiral
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210748807.8A
Other languages
Chinese (zh)
Inventor
徐耀祖
王春和
张信文
乔福斌
徐光华
王乃庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huaneng Hegang Power Generation Co ltd
Original Assignee
Huaneng Hegang Power Generation Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huaneng Hegang Power Generation Co ltd filed Critical Huaneng Hegang Power Generation Co ltd
Priority to CN202210748807.8A priority Critical patent/CN115027973A/en
Publication of CN115027973A publication Critical patent/CN115027973A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B65G69/12—Sieving bulk materials during loading or unloading
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/30—Shape or construction of rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/42—Driving mechanisms; Roller speed control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • 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
    • B65G33/00—Screw or rotary spiral conveyors
    • B65G33/24—Details
    • 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
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/02—Devices for feeding articles or materials to conveyors
    • B65G47/16—Devices for feeding articles or materials to conveyors for feeding materials in bulk
    • 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
    • B65G69/14—Pulverising loaded or unloaded materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)

Abstract

The invention provides an automatic blockage clearing device of a spiral coal feeder, which comprises: the top of the box body is provided with a feed inlet, and the bottom of the box body is communicated with a spiral coal feeder; the separation mechanism comprises a first motor, a first rotating shaft and a second rotating shaft, the first rotating shaft is in transmission with the second rotating shaft through a transmission belt, and a plurality of layers of separation rods are arranged on the peripheries of the first rotating shaft and the second rotating shaft and used for separating large coal materials into small coal materials; the crushing mechanism comprises a roller, a screw rod, a second motor, a movable sleeve, a rack and a gear, wherein the movable sleeve is in transmission fit with the screw rod, a third rotating shaft is arranged at two ends of the roller, the movable sleeve is sleeved on the third rotating shaft, the gear is adaptively installed on the third rotating shaft, the gear is in meshing transmission with the rack, the roller and the third rotating shaft are enabled to move and rotate through the movable sleeve and the gear, and small coal materials are crushed; the discharging plate is arranged at the bottom of the crushing mechanism and is provided with a discharging hole. The device is broken at coal charge entering spiral feeder to its separation, prevents that the coal charge from leading to spiral feeder jam because of the moist caking.

Description

Automatic clear stifled device of spiral feeder
Technical Field
The invention relates to the technical field of coal feeder blockage removal, in particular to an automatic blockage removal device for a spiral coal feeder.
Background
The spiral coal feeder is a mechanical equipment capable of accurately regulating coal feeding quantity of coal mill according to load requirement, it is placed between raw coal hopper and coal mill, in the direct-blowing pulverizing system the coal feeding quantity is directly matched with boiler load, and the coal feeder is various in types, and in the application the coal in coal storage bin can be fed into the coal feeder by means of coal gate, and can be continuously and uniformly conveyed into the coal mill by means of conveying metering rubber belt in the interior of coal feeder, and the bottom portion of the conveying metering rubber belt is equipped with electronic weighing device.
At present, the feed inlet department of spiral feeder does not have clear stifled device mostly, the coal charge ubiquitous that daily entering spiral feeder has the big humidity of coal charge moisture or coal to smash inhomogeneous existence bold scheduling problem, this just makes the coal charge can frequently appear blockking up because of above-mentioned reason, the condition such as caking coal, the normal use of spiral feeder can't be guaranteed, and then influence work efficiency, can not satisfy the user demand, the equipment interruption often takes place, and take place at every turn and block up and all need the manpower to remove clearly stifled, manpower consumption has been increased, and the steady operation of unit is influenced.
Disclosure of Invention
The invention aims to provide an automatic blockage removing device for a spiral coal feeder, which separates and crushes coal blocks before entering the spiral coal feeder, and then the crushed coal blocks fall into a spiral conveyor, so that the blockage of the spiral coal feeder caused by moist caking of the coal is prevented.
The invention provides an automatic blockage clearing device of a spiral coal feeder, which comprises: the top of the box body is provided with a feed inlet, the bottom of the box body is connected with a spiral coal feeder, the top of the spiral coal feeder is provided with an opening, and coal falls into the box body from the feed inlet and is conveyed into the spiral coal conveyor;
the separation mechanism is arranged in the box body and comprises a first motor, a first rotating shaft and a second rotating shaft, the first rotating shaft is connected with the first motor and can rotate under the action of the first motor, the first rotating shaft is in transmission connection with the second rotating shaft through a transmission belt, a plurality of layers of separation rods are arranged on the outer peripheral surfaces of the first rotating shaft and the second rotating shaft, and the separation mechanism is used for separating large coal materials into small coal materials;
the crushing mechanism is positioned below the separating mechanism and comprises a roller, a lead screw, a second motor, a movable sleeve, a rack and a gear, the lead screw is connected with the second motor and can rotate under the action of the second motor, the movable sleeve is in transmission fit with the lead screw and can move relative to the lead screw when the lead screw rotates, a third rotating shaft extending along the axial direction of the roller is arranged at two ends of the roller, the movable sleeve is sleeved on the third rotating shaft, the gear is in adaptive installation on the third rotating shaft and is in meshing transmission with the rack, and the roller is driven by the third rotating shaft to move and rotate through the movable sleeve and the gear so as to crush the small coal materials;
the discharging plate is arranged at the bottom of the crushing mechanism, the discharging plate is erected at the top opening of the spiral conveyor, and discharging holes which are distributed in an array mode are formed in the discharging plate.
Preferably, a screen is further arranged in the box body and located between the separating mechanism and the crushing mechanism.
Preferably, handles are arranged on the outer side of the screen and the outer side of the discharging plate, and the screen and the discharging plate can be pulled out of the box body through the handles.
Preferably, the top of box is equipped with first mount pad, first motor set up in on the first mount pad.
Preferably, the first rotating shaft and the second rotating shaft are vertically arranged in the box body, the separating rod is vertically and fixedly connected with the surface of the first rotating shaft or the surface of the second rotating shaft, and a plurality of layers of separating rods distributed from top to bottom are arranged on the outer peripheral surfaces of the first rotating shaft and the second rotating shaft.
Preferably, the outer peripheral surface of the roller is provided with first arc-shaped platforms which are arranged at intervals and are raised, the surface of the discharging plate is provided with second arc-shaped platforms which are arranged at intervals and are raised, and the first arc-shaped platforms and the second arc-shaped platforms are matched to extrude to crush the coal materials.
Preferably, the axis of the drum is perpendicular to the axis of the first rotating shaft or the second rotating shaft, the axis of the lead screw is perpendicular to the axis of the drum, and the rack is arranged in parallel with the axis of the lead screw.
Preferably, a sliding groove is formed in the surface of the box body, and two ends of the third rotating shaft are erected in the sliding groove, so that the third rotating shaft is driven by the movable sleeve and the lead screw to move along the sliding groove, and the roller is driven to move.
Preferably, be equipped with humidity transducer and drying-machine in the box, the box outside is equipped with the control box, the control box receives after the signal that humidity transducer sent, can control the drying-machine is worked and is dried the coal charge.
Preferably, the box body is provided with at least one observation port, and the observation port is provided with a transparent observation window.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. coal materials enter the box body through the feeding hole, the first motor is started to control the first rotating shaft and the second rotating shaft to rotate, so that the separating rod is driven to rotate, large coal materials entering the box body are beaten and stirred to be separated into smaller coal materials, and the smaller coal materials enter the crushing mechanism, the primary separation of the large coal materials is realized, convenience is provided for further crushing the coal materials, and the effectiveness and the efficiency of the coal material crushing work are greatly improved;
2. through starting the second motor, rotate with the drive lead screw, thereby control the movable sleeve and carry out reciprocating motion on the horizontal direction, thereby drive the third pivot and do reciprocating motion on the horizontal direction, and simultaneously, through the effort of rack to the gear, make the third pivot carry out the rotation when doing horizontal migration, and then carry out the rotation when driving rather than fixed connection's cylinder horizontal migration, rotation and removal through the cylinder, extrude the coal charge that falls on the play flitch and pulverize, the kibbling validity of coal charge has greatly been promoted, it is more abundant to make the coal charge smash, avoid the coal charge agglomeration to cause the jam.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a perspective view of an automatic blockage removing device of a spiral coal feeder of the present invention;
FIG. 2 is an exploded view of the automatic blockage removing device of the screw coal feeder of the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2;
FIG. 4 is a schematic structural diagram of a separating mechanism in the automatic blockage removing device of the spiral coal feeder;
FIG. 5 is a schematic structural diagram of a crushing mechanism in the automatic blockage removing device of the spiral coal feeder.
Description of the reference numerals:
in the figure: 1. a box body; 2. a screw coal feeder; 3. a feed inlet; 4. a first mounting seat; 5. a humidity sensor; 6. a control box; 7. a first motor; 8. a second motor; 9. a second mounting seat; 10. an observation port; 11. a chute; 12. a mounting frame; 13. a discharge plate; 14. a transparent viewing window; 15. a handle; 16. a screen mesh; 17. a second arc-shaped table; 18. a discharge hole; 19. a first rotating shaft; 20. a second rotating shaft; 21. a transmission belt; 22. a separating lever; 23. a third rotating shaft; 24. a gear; 25. a movable sleeve; 26. a drum; 27. a lead screw; 28. a rack; 29. a first arcuate stage.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be apparent that the described embodiments are some, but not all, embodiments of the present invention. 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "coupled" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1-5, the automatic blockage removing device for the spiral coal feeder comprises a box body 1, wherein a feeding hole 3 is formed in the top of the box body 1, an opening is formed in the top of the spiral coal feeder 2, the bottom end of the box body 1 is connected with the top of the spiral coal feeder 2, and coal can fall into the box body 1 through the feeding hole 3 and is conveyed into the spiral coal conveyor 2 from the bottom of the box body.
The top is equipped with separating mechanism in the box 1, separating mechanism includes first pivot 19 and the second pivot 20 that sets up along vertical direction, the top of first pivot 19 is provided with first motor 7, first pivot 19 passes through the coupling joint with the output shaft of first motor 7, it rotates to drive first motor 7 through first motor 7, be provided with first mount pad 4 on the box 1, first motor 7 sets up on first mount pad 4, 19 tops of first pivot and 20 tops of second pivot cover have with the driven drive belt 21 of the two cooperation, 19 tops of first pivot and 20 tops of second pivot be equipped with drive belt 21 complex segmental arc. The outer peripheral surfaces of the first rotating shaft 19 and the second rotating shaft 20 are respectively provided with a plurality of layers of separating rods 22, the number of the separating rods 22 in each layer is three, the separating rods 22 are evenly arranged at intervals, and the surfaces of the separating rods 22 and the first rotating shaft 19 or the second rotating shaft 20 are vertically and fixedly connected. Be provided with screen cloth 16 in the box 1, screen cloth 16 is located separating mechanism's below, the coal charge passes through feed inlet 3 and gets into in the box 1, through starting first motor 7, rotate with the first pivot 19 of control, thereby it rotates to drive second pivot 20 through drive belt 21, and then drive separator bar 22 and rotate, make the bold coal charge that gets into in the box 1 beat, the stirring and separate into less coal charge, thereby pass through screen cloth 16 smoothly, the preliminary separation of bold coal charge has been realized, it is convenient to provide for further smashing the coal charge, the validity and the efficiency of coal charge crushing work have greatly been promoted.
The crushing mechanism is arranged in the box body 1 and is positioned below the screen 16, the crushing mechanism comprises a roller 26, the roller 26 is arranged in the box body 1, two ends of the roller 26 are provided with third rotating shafts 23 extending along the axes of the roller, the box body 1 is provided with a chute 11, two ends of each third rotating shaft 23 are erected in the chute 11, the side surface of the box body 1 is provided with an installation frame 12, each installation frame 12 is provided with a lead screw 27 capable of performing reciprocating transmission, the lead screw 27 is sleeved with a movable sleeve 25, the movable sleeve 25 is sleeved on the third rotating shaft 23, the third rotating shaft 23 is provided with a gear 24, the box body 1 is internally provided with a rack 28, the lead screw 27 and the rack 28 are both arranged along the horizontal direction, the rack 28 is meshed with the gear 24, the lead screw 27 is provided with a second motor 8, the box body 1 is provided with a second installation seat 9, the second motor 8 is arranged on the second installation seat 9, the box body 1 is internally provided with a discharge plate 13, the discharge plate 13 is provided with a discharge hole 18, through starting second motor 8, rotate with driving lead screw 27, thereby control movable sleeve 25 is the ascending reciprocating motion of horizontal direction, thereby drive third pivot 23 along horizontal direction reciprocating motion, simultaneously through the effort of rack 28 to gear 24, make third pivot 23 carry out the rotation when following the horizontal direction motion, and then carry out the rotation when driving cylinder 26 horizontal motion, the kibbling validity of coal charge has greatly been promoted, carry out abundant scattering and smashing to the coal charge, avoid the coal charge to agglomerate and cause the jam.
Specifically, raised first arc-shaped platforms 29 arranged at intervals are arranged on the outer peripheral surface of the roller 26, second arc-shaped platforms 17 arranged at intervals are arranged on the surface of the discharging plate 13, and the coal material is more thoroughly crushed through the matching extrusion effect of the second arc-shaped platforms 17 and the first arc-shaped platforms 29.
In this embodiment, be provided with humidity transducer 5 and drying-machine in the box 1, 1 surface of box is provided with control box 6, humidity transducer 5 respectively with drying-machine and 6 electric connection of control box, when humidity in the box 1 reaches the setting value, 6 signal of telecommunication of control box are given to humidity transducer 5, 6 start-up drying-machines of control box, thereby the coal charge in the drying box 1, avoided during moist coal charge gets into spiral coal feeder 2, and then prevent that spiral coal feeder 2 from causing the jam because of the coal charge is moist.
In this embodiment, two sets of viewing apertures 10 have been seted up on the box 1 surface, be provided with transparent observation window 14 on the viewing aperture 10, transparent observation window 14 is glass or ya keli material, screen cloth 16 all is provided with handle 15 with play flitch 13 outside, can observe through transparent observation window 14 whether the inside coal charge of box 1 causes the jam to screen cloth 16 and play flitch 13, when causing the jam to need the clearance, screen cloth 16 and play flitch 13 are pulled out to accessible handle 15, clear up or change can.
The automatic blockage cleaning device for the spiral coal feeder has the following use principle:
when using, after the coal charge got into box 1 through feed inlet 3, at first through starting first motor 7, rotate with the first pivot 19 of control, thereby drive second pivot 20 through drive belt 21 and rotate, thereby drive separator bar 22 and rotate, make the bold coal charge that gets into in box 1 separated into less coal charge, thereby in getting into rubbing crusher through screen cloth 16 smoothly and getting into rubbing crusher, realized the initial gross separation of bold coal charge, it is convenient to provide for further smashing the coal charge.
Through starting second motor 8, in order to drive lead screw 27 and rotate, thereby control movable sleeve 25 is the reciprocating motion on the horizontal direction, thereby drive third pivot 23 and be the reciprocating motion on the horizontal direction, simultaneously through the effort of rack 28 to gear 24, make third pivot 23 carry out the rotation when being horizontal motion, and then carry out the effect of rotation when reaching cylinder 26 horizontal motion, the kibbling validity of coal charge has greatly been promoted, through the mating reaction of second arc platform 17 with first arc platform 29, carry out abundant scattering and smashing to the coal charge, avoid the coal charge to agglomerate and cause the jam.
When the humidity in the box body 1 reaches a set value, the humidity sensor 5 gives an electric signal to the control box 6, and the control box 6 starts the drying system, so that the coal material in the box body 1 is dried, the phenomenon that the wet coal material enters the spiral coal feeder 2 is avoided, and the spiral coal feeder 2 is prevented from being blocked due to the fact that the coal material is wet.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides an automatic clear stifled device of spiral feeder which characterized in that includes: the top of the box body is provided with a feed inlet, the bottom of the box body is connected with a spiral coal feeder, the top of the spiral coal feeder is provided with an opening, and coal falls into the box body from the feed inlet and is conveyed into the spiral coal conveyor;
the separation mechanism is arranged in the box body and comprises a first motor, a first rotating shaft and a second rotating shaft, the first rotating shaft is connected with the first motor and can rotate under the action of the first motor, the first rotating shaft is in transmission connection with the second rotating shaft through a transmission belt, a plurality of layers of separation rods are arranged on the outer peripheral surfaces of the first rotating shaft and the second rotating shaft, and the separation mechanism is used for separating large coal materials into small coal materials;
the crushing mechanism is positioned below the separating mechanism and comprises a roller, a lead screw, a second motor, a movable sleeve, a rack and a gear, the lead screw is connected with the second motor and can rotate under the action of the second motor, the movable sleeve is in transmission fit with the lead screw and can move relative to the lead screw when the lead screw rotates, a third rotating shaft extending along the axial direction of the roller is arranged at two ends of the roller, the movable sleeve is sleeved on the third rotating shaft, the gear is in adaptive installation on the third rotating shaft and is in meshing transmission with the rack, and the roller is driven by the third rotating shaft to move and rotate through the movable sleeve and the gear so as to crush the small coal materials;
the discharging plate is arranged at the bottom of the crushing mechanism and erected at the top opening of the spiral conveyor, and discharging holes distributed in an array mode are formed in the discharging plate.
2. The automatic blockage removing device for the spiral coal feeder according to claim 1, wherein a screen is further arranged in the box body and is located between the separating mechanism and the crushing mechanism.
3. The automatic blockage removing device for the spiral coal feeder according to claim 2, wherein handles are arranged on the outer side of the screen and the outer side of the discharge plate, and the screen and the discharge plate can be pulled out of the box body through the handles.
4. The automatic blockage removing device for the spiral coal feeder according to claim 1, wherein a first mounting seat is arranged at the top of the box body, and the first motor is arranged on the first mounting seat.
5. The automatic blockage removing device for the spiral coal feeder according to claim 1, wherein the first rotating shaft and the second rotating shaft are vertically arranged in the box body, the separating rod is vertically and fixedly connected with the surface of the first rotating shaft or the surface of the second rotating shaft, and a plurality of layers of separating rods are arranged on the outer peripheral surfaces of the first rotating shaft and the second rotating shaft from top to bottom.
6. The automatic blockage removing device for the spiral coal feeder as claimed in claim 1, wherein the outer peripheral surface of the drum is provided with first arc-shaped platforms which are arranged at intervals and are protruded, the surface of the discharging plate is provided with second arc-shaped platforms which are arranged at intervals and are protruded, and the first arc-shaped platforms and the second arc-shaped platforms are matched to extrude coal to be crushed.
7. The automatic blockage removing device for the spiral coal feeder as claimed in claim 5, wherein the axis of the drum is perpendicular to the axis of the first rotating shaft or the second rotating shaft, the axis of the lead screw is perpendicular to the axis of the drum, and the rack is arranged in parallel with the axis of the lead screw.
8. The automatic blockage removing device for the spiral coal feeder as claimed in claim 6, wherein a sliding groove is formed in the surface of the box body, and two ends of the third rotating shaft are erected in the sliding groove, so that the third rotating shaft is driven by the movable sleeve and the lead screw to move along the sliding groove, and further the roller is driven to move.
9. The automatic blockage removing device for the spiral coal feeder according to claim 1, wherein a humidity sensor and a dryer are arranged in the box body, a control box is arranged outside the box body, and the control box can control the dryer to dry coal materials after receiving a signal sent by the humidity sensor.
10. The automatic blockage removing device for the spiral coal feeder according to claim 1, wherein the box body is provided with at least one observation port, and the observation port is provided with a transparent observation window.
CN202210748807.8A 2022-06-28 2022-06-28 Automatic clear stifled device of spiral feeder Pending CN115027973A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210748807.8A CN115027973A (en) 2022-06-28 2022-06-28 Automatic clear stifled device of spiral feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210748807.8A CN115027973A (en) 2022-06-28 2022-06-28 Automatic clear stifled device of spiral feeder

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Publication Number Publication Date
CN115027973A true CN115027973A (en) 2022-09-09

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Application Number Title Priority Date Filing Date
CN202210748807.8A Pending CN115027973A (en) 2022-06-28 2022-06-28 Automatic clear stifled device of spiral feeder

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115593904A (en) * 2022-11-02 2023-01-13 中煤科工智能储装技术有限公司（Cn） Mechanism for cleaning and discharging frozen and bonded coal of open wagon

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