CN221115722U - Steady flow unloader - Google Patents
Steady flow unloader Download PDFInfo
- Publication number
- CN221115722U CN221115722U CN202323395506.0U CN202323395506U CN221115722U CN 221115722 U CN221115722 U CN 221115722U CN 202323395506 U CN202323395506 U CN 202323395506U CN 221115722 U CN221115722 U CN 221115722U
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- China
- Prior art keywords
- fixedly connected
- support frame
- blanking
- unloading
- coal powder
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- 239000003245 coal Substances 0.000 claims abstract description 53
- 239000000843 powder Substances 0.000 claims abstract description 35
- 238000005303 weighing Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 241000883990 Flabellum Species 0.000 claims 1
- 239000002817 coal dust Substances 0.000 abstract description 12
- 239000004568 cement Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001354 calcination Methods 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 15
- 230000005540 biological transmission Effects 0.000 description 6
- 239000004484 Briquette Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses a steady-flow blanking device, which relates to the technical field of coal powder blanking and comprises a support frame, a small bin fixed on the top surface of the support frame and a coal powder scale fixed in the support frame, wherein one surface of the coal powder scale is provided with a blanking speed reducing motor, and one surface of the small bin is provided with a switching device for controlling coal powder blanking. According to the utility model, the device and the materials in the device are weighed through the weighing device and then are transmitted to the frequency converter through the electric signal, so that the rotating speed of the first speed reduction motor in the blanking device is controlled in real time through the frequency converter according to the weight of the small bin, when the materials in the small bin are insufficient, the rotating speed of the first speed reduction motor is quickened to forcedly feed the small bin, so that the capacity of the materials in the small bin is maintained, smooth blanking of coal dust can be ensured, and the problem that the quality of cement clinker is unstable due to the influence of the effect of calcination because the water content is too high or the air resistance is too high to influence the blanking of the coal dust is avoided.
Description
Technical Field
The utility model relates to the technical field of coal powder blanking, in particular to a steady flow blanking device.
Background
The coal powder is a fuel which is mechanically crushed, screened, dried and ground by a powder making system, is composed of particles with different sizes and irregular shapes, has smaller density, has larger surface area per unit mass, can absorb a large amount of air on the surface, can be fully combusted, can be used as fuel of a cement kiln, needs a large amount of energy in a high-temperature furnace to calcine raw materials such as limestone and the like in the clinker kiln for cement production, can provide high-temperature heat energy as a common fuel, promotes chemical change of cement raw materials and finally forms cement clinker.
The applicant has found through searching that "a coal dust blanking device", its publication (bulletin) number is "CN219296683U", this patent is mainly through pouring the coal dust into from the opening of top end of the body, start the electrical machinery, the electrical machinery drives gear and thorn roller, thorn roller pulverizes the coal briquette, the coal briquette after pulverize still has to be bigger than the round piece mouth, the gear drives the circular ring at this moment, the circular ring drives the scraper blade to rotate around the central axis, drive the coal briquette through the scraper blade, the coal briquette drops out through the opening on the round piece, thus make the coal briquette unable to pile up and block up on the round piece, and then unable to influence the subsequent smelting flame to burn;
However, in the using process of the discharging device, the coal dust is possibly unsmooth or even not discharged due to overlarge moisture or overlarge air resistance of the coal dust, so that the calcining effect is seriously affected, and the quality of the cement clinker is unstable.
Disclosure of utility model
The utility model aims to provide a steady-flow blanking device, which solves the problems that in the prior art, in the using process of the traditional blanking device, the water content of coal dust is too high or the air resistance is too high, so that the coal dust blanking is not smooth or even is not smooth, the calcining effect is seriously influenced, and the quality of cement clinker is unstable.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stationary flow unloader, includes the support frame and fixes the little storehouse of support frame top surface and fixes the buggy of inside at the support frame and call, the one side that the buggy called is equipped with unloading gear motor, the one side of little storehouse is equipped with the switching device of control buggy unloading, the top of little storehouse is equipped with the unloader who adjusts buggy unloading speed, the top and the inside of little storehouse are equipped with the agitating unit to the buggy stirring jointly, the bottom surface of support frame is equipped with the weighing device that weighs device and the inside material of little storehouse, the one side fixedly connected with of support frame weighs the numerical value and carries out the controller that controls to the unloader according to weighing device, the exit end that the buggy called is equipped with the roots fan, the air outlet fixedly connected with coal-injection pipe of roots fan.
Preferably, the discharging device comprises a discharging pipe, the bottom end of the discharging pipe is fixedly connected with the top surface of the small bin, the top end of the discharging pipe is fixedly connected with a discharging box, the top surface of the discharging box is provided with a feeding hole, the inner wall of the discharging box is rotationally connected with a driving rod, two pairs of discharging fan blades are fixedly connected with the rod wall of the driving rod, one surface of the discharging box is fixedly connected with a first gear motor, and the output end of the first gear motor penetrates through the surface of the discharging box and is fixedly connected with one end of the driving rod.
Preferably, the surface of the blanking box is fixedly connected with a frequency converter, and the frequency converter is respectively and electrically connected with the controller and the first gear motor.
Preferably, the support frame comprises a support table, four support legs are fixedly connected to four corners of the bottom surface of the support table, and a support plate for placing a pulverized coal scale is fixedly connected between the four support legs.
Preferably, the weighing device comprises four weighing sensors, the top surfaces of the four weighing sensors are respectively and fixedly connected with the bottom ends of the four supporting legs, the bottom surfaces of the four weighing sensors are fixedly connected with fixing plates, and the four weighing sensors are electrically connected with the controller.
Preferably, the switch device comprises a fixed plate, the bottom surface of the fixed plate is fixedly connected with the top surface of the support frame, one surface of the fixed plate is fixedly connected with two electric telescopic rods, the output ends of the electric telescopic rods are fixedly connected with a push plate together, and one surface of the push plate is fixedly connected with a plugboard.
Preferably, the stirring device comprises a second gear motor, the second gear motor is electrically connected with the frequency converter, the output end of the second gear motor penetrates through the top surface of the small bin and is fixedly connected with a connecting rod, and the bottom end of the connecting rod is fixedly connected with a spiral reamer.
Preferably, the bottom fixedly connected with connecting pipe of little storehouse, the inner wall and the picture peg sliding connection of connecting pipe, the pipe wall of connecting pipe is rectangle and size slightly less than the picture peg.
Preferably, the top surface of the pulverized coal scale is fixedly connected with the bottom end of the connecting pipe.
The utility model has the technical effects and advantages that: according to the utility model, the device and the materials in the device are weighed through the weighing device and then are transmitted to the frequency converter through the electric signal, so that the rotating speed of the first speed reduction motor in the blanking device is controlled in real time through the frequency converter according to the weight of the small bin, when the materials in the small bin are insufficient, the rotating speed of the first speed reduction motor is quickened to forcedly feed the small bin, so that the capacity of the materials in the small bin is maintained, smooth blanking of coal dust can be ensured, and the problem that the quality of cement clinker is unstable due to the influence of the effect of calcination because the water content is too high or the air resistance is too high to influence the blanking of the coal dust is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic diagram of a front view partially in section.
Fig. 3 is a schematic top view of a cross-sectional structure of a cartridge of the present utility model.
Fig. 4 is a schematic perspective view of a driving rod according to the present utility model.
In the figure: 1. a small bin; 2. a support frame; 201. a support table; 202. support legs; 203. a support plate; 3. a switching device; 301. a fixing plate; 302. an electric telescopic rod; 303. a push plate; 304. inserting plate; 4. a blanking device; 401. discharging pipes; 402. discharging boxes; 403. a transmission rod; 404. discharging fan blades; 405. a first gear motor; 406. a frequency converter; 5. a stirring device; 501. a second gear motor; 502. a connecting rod; 503. a spiral reamer; 6. a weighing device; 602. a weighing sensor; 603. a fixed plate; 7. a connecting pipe; 8. a feed inlet; 10. weighing pulverized coal; 11. discharging a speed reducing motor; 12. roots blower; 13. a coal injection pipe; 14. and a controller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a steady-flow blanking device shown in fig. 1-4, which comprises a support frame 2, a small bin 1 fixed on the top surface of the support frame 2 and a coal powder scale 10 fixed in the support frame 2, wherein one surface of the coal powder scale 10 is provided with a blanking speed reducing motor 11, one surface of the small bin 1 is provided with a switch device 3 for controlling coal powder blanking, the top of the small bin 1 is provided with a blanking device 4 for adjusting the coal powder blanking speed, the top and the inside of the small bin 1 are jointly provided with a stirring device 5 for stirring coal powder, the bottom surface of the support frame 2 is provided with a weighing device 6 for weighing materials in the device and the small bin 1, one surface of the support frame 2 is fixedly connected with a controller 14 for controlling the blanking device 4 according to the weighing value of the weighing device 6, the outlet end of the coal powder scale 10 is provided with a Roots blower 12, the air outlet of the Roots blower 12 is fixedly connected with a coal injection pipe 13, and when the material in the small bin 1 is insufficient, the rotating speed of a first speed reducing motor 405 is controlled in real time by a frequency converter 406, the small bin 1 is accelerated, the material in the small bin 1 is forcedly stirred, the small bin 1 is enabled to be charged by the rotating speed of the first speed reducing motor 405, and the coal powder is enabled to be stable, the problem that the coal powder is high in the quality can be avoided, and the coal powder is blown down is stable, and the coal quality can be blown down, and the coal is stable, and the material can be caused by the coal quality is stable.
As shown in fig. 1, fig. 2 and fig. 4, the blanking device 4 includes a blanking pipe 401, the bottom end of the blanking pipe 401 is fixedly connected with the top surface of the small bin 1, the top end of the blanking pipe 401 is fixedly connected with a blanking box 402, the top surface of the blanking box 402 is provided with a feed inlet 8, the inner wall of the blanking box 402 is rotationally connected with a transmission rod 403, the rod wall of the transmission rod 403 is fixedly connected with two pairs of blanking fan blades 404, one surface of the blanking box 402 is fixedly connected with a first gear motor 405, the output end of the first gear motor 405 penetrates through the surface of the blanking box 402 and is fixedly connected with one end of the transmission rod 403, the surface of the blanking box 402 is fixedly connected with a frequency converter 406, and the frequency converter 406 is respectively electrically connected with the controller 14 and the first gear motor 405.
As shown in fig. 1 and 2, the support frame 2 includes a support stand 201, four support legs 202 are fixedly connected to four corners of the bottom surface of the support stand 201, a support plate 203 for placing the pulverized coal scale 10 is fixedly connected between the four support legs 202, the weighing device 6 includes four weighing sensors 602, the top surfaces of the four weighing sensors 602 are respectively and fixedly connected to the bottom ends of the four support legs 202, a fixing plate 603 is fixedly connected to the bottom surfaces of the four weighing sensors 602, and the four weighing sensors 602 are electrically connected to the controller 14.
As shown in fig. 1-3, the switch device 3 includes a fixed plate 301, the bottom surface of the fixed plate 301 is fixedly connected with the top surface of the support frame 2, one surface of the fixed plate 301 is fixedly connected with two electric telescopic rods 302, the output ends of the two electric telescopic rods 302 are fixedly connected with a push plate 303, one surface of the push plate 303 is fixedly connected with a plugboard 304, the stirring device 5 includes a second gear motor 501, the second gear motor 501 is electrically connected with a frequency converter 406, the output end of the second gear motor 501 penetrates through the top surface of the small bin 1 and is fixedly connected with a connecting rod 502, the bottom end of the connecting rod 502 is fixedly connected with a spiral reamer 503, the bottom end of the small bin 1 is fixedly connected with a connecting pipe 7, the inner wall of the connecting pipe 7 is in sliding connection with the plugboard 304, the pipe wall of the connecting pipe 7 is rectangular, the size is slightly smaller than the plugboard 304, and the top surface of the coal scale 10 is fixedly connected with the bottom end of the connecting pipe 7.
The working principle of the utility model is as follows: when the steady-flow blanking device is used, a milliamp value range is given through PLC analog quantity input in a controller 14, then a first speed reducing motor 405 is started, then the first speed reducing motor 405 rotates and drives a transmission rod 403 to rotate, then the transmission rod 403 sends coal dust into a small bin 1 through a blanking fan blade 404, after the coal dust enters the small bin 1, a weighing sensor 602 is stressed at the moment, then the weighing sensor 602 transmits signals to analog quantity input signals of the PLC of the controller 14, the PLC transmits signals to a frequency converter 406 through a previously written PID program, then the PLC compares the given milliamp value input by the PLC analog quantity with the milliamp value input by the weighing sensor 602, and then the rotating speed of the first speed reducing motor 405 is adjusted through the frequency converter 406 in real time to control the blanking speed, so that materials in the small bin 1 are in a constant state;
Then, after the coal powder enters the small bin 1, the second gear motor 501 is electrically connected with the frequency converter 406 and the controller 14, so that when the frequency converter 406 is started, a driving signal is given to enable the second gear motor 501 to keep running at full speed, then the second gear motor 501 drives the spiral reamer 503 to rotate through the connecting rod 502 when running at full speed, so that the coal powder in the small bin 1 is stirred and fed simultaneously, then enters the coal powder scale 10 through the connecting pipe 7, the coal powder is metered through the coal powder scale 10, then the coal powder is conveyed to the outlet end of the coal powder scale 10 through starting the feeding gear motor 11 on the coal powder scale 10, then the coal powder is conveyed into the coal injection pipe 13 from the outlet end by the Roots blower 12 for combustion, after the work is finished, the push plate 303 is controlled through the electric telescopic rod 302, the plugboard 304 is controlled to intercept the feeding of the coal powder in the small bin 1, the coal powder is prevented from being stored and agglomerated due to the coal powder entering the coal powder scale 10, and the original salient innovative structure does not excessively repeat the prior art.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (9)
1. The utility model provides a stationary flow unloader, includes support frame (2) and fixes little storehouse (1) and the buggy of fixing in support frame (2) inside (10) at support frame (2) top surface, its characterized in that: the utility model discloses a coal powder machine, including coal powder scale (10), support frame (2), control device (14) that one side of support frame (2) was equipped with unloading gear motor (11), the one side of little storehouse (1) was equipped with controlling coal powder unloading, the top of little storehouse (1) is equipped with unloader (4) of adjusting coal powder unloading speed, the top and the inside of little storehouse (1) are equipped with stirring device (5) to the coal powder stirring jointly, the bottom surface of support frame (2) is equipped with weighing device (6) that weigh device and little storehouse (1) inside material, one side fixedly connected with of support frame (2) weighs numerical value and carry out controller (14) that control unloader (4) according to weighing device (6), the exit end of coal powder scale (10) is equipped with Roots blower (12), the air outlet fixedly connected with coal injection pipe (13) of Roots blower (12).
2. A steady flow blanking device according to claim 1, characterized in that: unloader (4) are including unloading pipe (401), the top surface fixed connection of bottom and little storehouse (1) of unloading pipe (401), the top fixedly connected with unloading case (402) of unloading pipe (401), the top surface of unloading case (402) is equipped with feed inlet (8), the inner wall rotation of unloading case (402) is connected with transfer line (403), transfer line (403) pole wall fixedly connected with two pairs of unloading flabellum (404), the one side fixedly connected with first gear motor (405) of unloading case (402), the output of first gear motor (405) runs through the surface of unloading case (402) and with the one end fixed connection of transfer line (403).
3. A steady flow blanking device according to claim 2, characterized in that: the surface of the blanking box (402) is fixedly connected with a frequency converter (406), and the frequency converter (406) is electrically connected with the controller (14) and the first gear motor (405) respectively.
4. A steady flow blanking device according to claim 1, characterized in that: the support frame (2) comprises a support table (201), four support legs (202) are fixedly connected to four corners of the bottom surface of the support table (201), and a support plate (203) for placing the pulverized coal scale (10) is fixedly connected between the four support legs (202).
5. The steady flow blanking device of claim 4, wherein: the weighing device (6) comprises four weighing sensors (602), the top surfaces of the four weighing sensors (602) are fixedly connected with the bottom ends of the four supporting legs (202) respectively, the bottom surfaces of the four weighing sensors (602) are fixedly connected with fixing plates (603), and the four weighing sensors (602) are electrically connected with the controller (14).
6. A steady flow blanking device according to claim 1, characterized in that: the switch device (3) comprises a fixed plate (301), the bottom surface of the fixed plate (301) is fixedly connected with the top surface of the supporting frame (2), one surface of the fixed plate (301) is fixedly connected with two electric telescopic rods (302), the output ends of the two electric telescopic rods (302) are fixedly connected with a push plate (303) together, and one surface of the push plate (303) is fixedly connected with a plugboard (304).
7. A steady flow blanking device according to claim 1, characterized in that: the stirring device (5) comprises a second gear motor (501), the second gear motor (501) is electrically connected with the frequency converter (406), the output end of the second gear motor (501) penetrates through the top surface of the small bin (1) and is fixedly connected with a connecting rod (502), and the bottom end of the connecting rod (502) is fixedly connected with a spiral reamer (503).
8. The steady flow blanking device of claim 5, wherein: the bottom fixedly connected with connecting pipe (7) of little storehouse (1), the inner wall and the picture peg (304) sliding connection of connecting pipe (7), the pipe wall of connecting pipe (7) is rectangle and size slightly less than picture peg (304).
9. A steady flow blanking device according to claim 1, characterized in that: the top surface of the pulverized coal scale (10) is fixedly connected with the bottom end of the connecting pipe (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323395506.0U CN221115722U (en) | 2023-12-13 | 2023-12-13 | Steady flow unloader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323395506.0U CN221115722U (en) | 2023-12-13 | 2023-12-13 | Steady flow unloader |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221115722U true CN221115722U (en) | 2024-06-11 |
Family
ID=91371090
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202323395506.0U Active CN221115722U (en) | 2023-12-13 | 2023-12-13 | Steady flow unloader |
Country Status (1)
Country | Link |
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CN (1) | CN221115722U (en) |
-
2023
- 2023-12-13 CN CN202323395506.0U patent/CN221115722U/en active Active
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