Accurate coal blending combustion anti-blocking device
By designing an accurate coal mixing and anti-blocking device including coal storage tank, discharge pipe, conveying cylinder and anti-blocking conveying mechanism, the problem of poor anti-blocking effect of existing coal mixing conveying devices is solved, and high-efficiency coal types are achieved Conveying and anti-blocking effects.
Patent Information
- Application Number
- CN202421548915.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-03
- Publication Date
- 2025-02-21
- Estimated Expiration
- 2034-07-03
AI Technical Summary
The existing coal distribution conveyor has poor anti-blocking effect, which is prone to blockages during coal conveying, and is inconvenient to clear the blockage.
A precise coal mixing and anti-blocking device is designed, including a coal storage tank, discharge pipe, conveying cylinder and anti-blocking conveying mechanism. The anti-blocking conveying mechanism consists of a rotating electric machine, a rotating rod and a screw pushing plate. The rotating electric machine drives the rotating rod and a screw pushing plate to achieve the unblocking of coal types and avoid blockage.
It improves the efficiency of coal type transportation, avoids coal type blockage, and significantly improves the anti-blocking effect of the device.
Smart Images
Figure CN222514027U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of coal blending and combustion, in particular to a precise coal blending and combustion anti-blocking device. Background Art
[0002] The blending technology is that when the coal is burned in the boiler, several different types of coal with different properties are mixed in a certain proportion to complete the process of power generation. When blending and burning, several types of coal need to be transported in a proportion. Although some of the currently used coal blending and transportation devices can meet the use requirements, they still have defects in actual use. For example, the currently used coal blending and transportation devices have poor anti-blocking effect and are easy to block the pipeline during the coal transportation process, which not only brings inconvenience to the coal transportation, but also is difficult to clear the blockage, which needs to be improved. Therefore, a precise coal blending and blending anti-blocking device is proposed. Summary of the invention
[0003] In order to improve the problem of poor anti-blocking effect of a coal blending and conveying device, the utility model provides an accurate coal blending and combustion anti-blocking device.
[0004] The utility model provides a device for preventing blocking by accurately blending coal and burning, which adopts the following technical scheme:
[0005] A device for preventing blocking during precise coal blending and burning, comprising a bottom plate, the top of which is fixedly connected to a coal storage box via legs, the bottom of which is connected to a discharge pipe, the inner cavity of which is provided with a mixing mechanism, a conveying cylinder fixedly mounted on the top of the bottom plate, the bottom of which is connected to the top of the conveying cylinder, and the inner cavity of which is provided with an anti-blocking conveying mechanism;
[0006] The anti-blocking conveying mechanism includes a rotating motor, which is fixedly installed on the left side of the conveying cylinder. The output end of the rotating motor is fixedly connected to a rotating rod, the right side of the rotating rod extends to the right side of the inner cavity of the conveying cylinder, and the outer surface of the rotating rod is annular and fixedly connected to a spiral pushing plate.
[0007] By adopting the above technical scheme, it is possible to facilitate the transportation of coal in the conveying barrel and to clear and push the coal. Not only is the coal transportation efficiency high, but it can also avoid coal blockage and improve the anti-blockage effect of the device.
[0008] Optionally, the mixing mechanism includes a column, which is arranged in the inner cavity of the coal storage box, the top of the inner cavity of the column is fixedly connected to an electric cylinder, the telescopic end of the electric cylinder is fixedly connected to a mounting plate, the bottom of the mounting plate is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a rotating shaft, the bottom of the rotating shaft is fixedly connected to a cross bar, and the bottom of the cross bar is evenly fixedly connected to mixing rods from left to right.
[0009] By adopting the above technical solution, it is possible to facilitate the stirring and mixing of coal types during discharge, thereby improving the mixing effect of the coal types and enabling accurate proportioning.
[0010] Optionally, the bottom of the outer surface of the column is rotatably connected to a cross plate through a bearing, the bottom of the cross plate is fixedly connected to a sleeve, the top of the inner cavity of the sleeve is fixedly connected to a compression spring, the bottom of the compression spring is fixedly connected to a sleeve rod, and the bottom of the sleeve rod is fixedly connected to the top of the cross rod.
[0011] By adopting the above technical solution, the movement of the crossbar can be guided and supported.
[0012] Optionally, vibration motors are fixedly connected to both left and right sides of the discharge pipe, and a controller is fixedly connected to the front position of the top of the base plate.
[0013] By adopting the above technical solution, the discharge pipe can be driven to vibrate and the discharge effect can be improved.
[0014] Optionally, a partition is evenly and fixedly connected to the outer surface of the column, and one end of the partition away from the column is fixedly connected to the connection point of the inner cavity of the coal storage box.
[0015] By adopting the above technical solution, several types of coal can be stored separately.
[0016] Optionally, slideways are provided on both left and right sides of the inner cavity of the column, and the outer surface of the mounting plate is slidably connected to the inner surface of the slideway.
[0017] By adopting the above technical solution, the movement of the mounting plate can be guided and limited.
[0018] Optionally, sliders are fixedly connected to the tops of the left and right sides of the sleeve rod, and sliding grooves for cooperating with the sliders are provided on the left and right sides of the inner cavity of the sleeve, and the outer surface of the slider is slidably connected to the inner surface of the sliding groove.
[0019] By adopting the above technical solution, the movement of the sleeve rod can be guided and limited.
[0020] In summary, the utility model has the following beneficial effects:
[0021] 1. The utility model can facilitate storage and proportioning of several types of coal by providing a coal storage box, can facilitate discharging of the coal in the coal storage box by providing a discharge pipe, can facilitate conveying and discharging of the coal by providing a conveying cylinder, can facilitate conveying and discharging of the coal by providing a rotating motor, a rotating rod and a spiral push plate, can facilitate conveying of the coal in the conveying cylinder and can also clear and push the coal, which not only has high coal conveying efficiency, but also can avoid coal blockage and improve the anti-blocking effect of the device.
[0022] 2. The utility model can facilitate the stirring and mixing of coal types when discharging by arranging columns, electric cylinders, mounting plates, drive motors, rotating shafts, cross bars and mixing bars, thereby improving the mixing effect of coal types and enabling accurate proportioning. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a schematic diagram of the structure of the utility model;
[0024] Figure 2 It is a cross-sectional view of the structure of the utility model;
[0025] Figure 3 It is a cross-sectional view of the column structure of the utility model;
[0026] Figure 4 It is a cross-sectional view of the sleeve structure of the utility model.
[0027] In the figure: 1. bottom plate; 2. coal storage box; 3. discharge pipe; 4. mixing mechanism; 401. column; 402. electric cylinder; 403. mounting plate; 404. driving motor; 405. rotating shaft; 406. cross bar; 407. mixing rod; 5. conveying cylinder; 6. anti-blocking conveying mechanism; 601. rotating motor; 602. rotating rod; 603. spiral push plate; 7. cross plate; 8. sleeve; 9. compression spring; 10. sleeve rod; 11. vibration motor; 12. controller; 13. partition; 14. slideway; 15. slider; 16. slide chute. DETAILED DESCRIPTION
[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example
[0029] Please refer to Figure 1-4 A device for preventing blocking during precise coal blending and burning comprises a bottom plate 1, a coal storage box 2 is fixedly connected to the top of the bottom plate 1 through legs, a discharge pipe 3 is connected to the bottom of the coal storage box 2, a mixing mechanism 4 is arranged in the inner cavity of the coal storage box 2, a conveying cylinder 5 is fixedly installed on the top of the bottom plate 1, the bottom of the discharge pipe 3 is connected to the top of the conveying cylinder 5, and an anti-blocking conveying mechanism 6 is arranged in the inner cavity of the conveying cylinder 5;
[0030] The anti-blocking conveying mechanism 6 includes a rotating motor 601, which is fixedly installed on the left side of the conveying cylinder 5. The output end of the rotating motor 601 is fixedly connected to a rotating rod 602, and the right side of the rotating rod 602 extends to the right side of the inner cavity of the conveying cylinder 5. The outer surface of the rotating rod 602 is annular and fixedly connected to a spiral pushing plate 603.
[0031] As a technical optimization scheme of the utility model, further, the mixing mechanism 4 includes a column 401, the column 401 is arranged in the inner cavity of the coal storage box 2, the top of the inner cavity of the column 401 is fixedly connected to an electric cylinder 402, the telescopic end of the electric cylinder 402 is fixedly connected to a mounting plate 403, the bottom of the mounting plate 403 is fixedly connected to a drive motor 404, the output end of the drive motor 404 is fixedly connected to a rotating shaft 405, the bottom of the rotating shaft 405 is fixedly connected to a cross bar 406, and the bottom of the cross bar 406 is evenly fixedly connected to mixing rods 407 from left to right.
[0032] As a technical optimization solution of the utility model, further, the bottom of the outer surface of the column 401 is rotatably connected to a cross plate 7 through a bearing, the bottom of the cross plate 7 is fixedly connected to a sleeve 8, the top of the inner cavity of the sleeve 8 is fixedly connected to a compression spring 9, the bottom of the compression spring 9 is fixedly connected to a sleeve rod 10, and the bottom of the sleeve rod 10 is fixedly connected to the top of the cross bar 406.
[0033] As a technical optimization solution of the utility model, further, the left and right sides of the discharge pipe 3 are fixedly connected with a vibration motor 11, and the front position of the top of the bottom plate 1 is fixedly connected with a controller 12.
[0034] As a technical optimization solution of the utility model, further, the outer surface of the column 401 is evenly fixedly connected with a partition 13, and one end of the partition 13 away from the column 401 is fixedly connected to the connection point of the inner cavity of the coal storage box 2.
[0035] As a technical optimization solution of the utility model, further, slideways 14 are provided on both the left and right sides of the inner cavity of the column 401 , and the outer surface of the mounting plate 403 is slidably connected to the inner surface of the slideway 14 .
[0036] As a technical optimization solution of the present invention, further, sliders 15 are fixedly connected to the tops of the left and right sides of the sleeve rod 10, and sliding grooves 16 for cooperating with the sliders 15 are opened on the left and right sides of the inner cavity of the sleeve 8, and the outer surface of the slider 15 is slidably connected to the inner surface of the sliding groove 16.
[0037] In this embodiment: by setting up a coal storage box 2, it is convenient to store and proportion several types of coal, by setting up a discharge pipe 3, it is convenient to discharge the coal in the coal storage box 2, by setting up a conveying cylinder 5, it is convenient to convey and discharge the coal, by setting up a rotating motor 601, a rotating rod 602 and a spiral push plate 603, it is convenient to convey the coal in the conveying cylinder 5, and at the same time, it is also possible to dredge and push the coal, which not only has a high efficiency in conveying the coal, but also can avoid clogging of the coal, thereby improving the anti-clogging effect of the device, by setting a column 401, an electric cylinder 402, a mounting plate 403, a driving motor 404, a rotating shaft 405, a cross bar 406 and a mixing rod 407, It is convenient to stir and mix the coal types during discharging, improve the mixing effect of the coal types, and enable them to be accurately proportioned. By setting the cross plate 7, sleeve 8, compression spring 9 and sleeve rod 10, the movement of the cross bar 406 can be guided, and the movement of the cross bar 406 can also be supported and limited. By setting the vibration motor 11, the discharge pipe 3 can be driven to vibrate, thereby improving the discharge effect of the discharge pipe 3. By setting the controller 12, the device can be easily controlled. By setting the partition 13, the coal types can be easily separated. By setting the slide 14, the movement of the mounting plate 403 can be guided and limited. By setting the slider 15 and the slide groove 16, the movement of the sleeve rod 10 can be guided and limited.
[0038] The implementation principle of the utility model is: when in use, the four types of coal are stored in the coal storage box 2 respectively. When the coal is blended and transported, the control switch of the drive motor 404 is started, and the drive motor 404 drives the rotating shaft 405 to rotate, and the rotating shaft 405 drives the cross bar 406 and the mixing rod 407 to rotate, and the four types of coal are mixed. At the same time, the control switches of the vibration motor 11 and the rotating motor 601 are started, and the mixed coal is transported to the conveying cylinder 5 through the discharge pipe 3, and the rotating motor 601 drives the rotating rod 602 to rotate, and the rotating rod 602 drives the spiral pusher plate 603 to rotate, and the spiral pusher plate 603 is used to transport and push the coal entering the conveying cylinder 5, and the coal is transported to the boiler for combustion and power generation. This method can dredge and push the coal, which not only has high efficiency in conveying the coal, but also can avoid blockage of the coal, thereby improving the anti-blockage effect of the device.
[0039] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.
Claims
1. A device for preventing blockage during precise coal blending and burning, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a coal storage box (2) via legs, the bottom of the coal storage box (2) is connected to a discharge pipe (3), the inner cavity of the coal storage box (2) is provided with a mixing mechanism (4), a conveying cylinder (5) is fixedly mounted on the top of the bottom plate (1), the bottom of the discharge pipe (3) is connected to the top of the conveying cylinder (5), and the inner cavity of the conveying cylinder (5) is provided with an anti-blocking conveying mechanism (6); The anti-blocking conveying mechanism (6) comprises a rotating motor (601), the rotating motor (601) being fixedly mounted on the left side of the conveying cylinder (5), the output end of the rotating motor (601) being fixedly connected to a rotating rod (602), the right side of the rotating rod (602) extending to the right side of the inner cavity of the conveying cylinder (5), and the outer surface of the rotating rod (602) being annular and fixedly connected to a spiral push plate (603).
2. The device for preventing blockage during precise coal blending and burning according to claim 1, characterized in that: The mixing mechanism (4) comprises a column (401), the column (401) being arranged in the inner cavity of the coal storage box (2), the top of the inner cavity of the column (401) being fixedly connected to an electric cylinder (402), the telescopic end of the electric cylinder (402) being fixedly connected to a mounting plate (403), the bottom of the mounting plate (403) being fixedly connected to a driving motor (404), the output end of the driving motor (404) being fixedly connected to a rotating shaft (405), the bottom of the rotating shaft (405) being fixedly connected to a cross bar (406), and the bottom of the cross bar (406) being evenly fixedly connected to mixing rods (407) from left to right.
3. The device for preventing blockage during precise coal blending and burning according to claim 2 is characterized by: The bottom of the outer surface of the column (401) is rotatably connected to a transverse plate (7) via a bearing, the bottom of the transverse plate (7) is fixedly connected to a sleeve (8), the top of the inner cavity of the sleeve (8) is fixedly connected to a compression spring (9), the bottom of the compression spring (9) is fixedly connected to a sleeve rod (10), and the bottom of the sleeve rod (10) is fixedly connected to the top of the transverse rod (406).
4. The device for preventing blockage during precise coal blending and burning according to claim 1 is characterized by: The left and right sides of the discharge pipe (3) are fixedly connected to a vibration motor (11), and the front position of the top of the bottom plate (1) is fixedly connected to a controller (12).
5. The device for preventing blockage during precise coal blending and burning according to claim 2 is characterized by: The outer surface of the column (401) is evenly and fixedly connected with a partition (13), and one end of the partition (13) away from the column (401) is fixedly connected to the connection point of the inner cavity of the coal storage box (2).
6. The device for preventing blockage during precise coal blending and burning according to claim 2 is characterized by: Slideways (14) are provided on both left and right sides of the inner cavity of the column (401), and the outer surface of the mounting plate (403) is slidably connected to the inner surface of the slideway (14).
7. The device for preventing blockage during precise coal blending and burning according to claim 3 is characterized by: The tops of the left and right sides of the sleeve rod (10) are fixedly connected with sliders (15), and the left and right sides of the inner cavity of the sleeve (8) are provided with sliding grooves (16) used in conjunction with the sliders (15), and the outer surface of the slider (15) is slidably connected to the inner surface of the sliding groove (16).