CN216744322U - Efficient energy-saving diffusion type pulverized coal combustion device - Google Patents
Efficient energy-saving diffusion type pulverized coal combustion device Download PDFInfo
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- CN216744322U CN216744322U CN202123291642.6U CN202123291642U CN216744322U CN 216744322 U CN216744322 U CN 216744322U CN 202123291642 U CN202123291642 U CN 202123291642U CN 216744322 U CN216744322 U CN 216744322U
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Abstract
The utility model discloses a high-efficiency energy-saving diffusion type pulverized coal combustion device which comprises a combustion box communicated with the lower end of one side of a material box, wherein a fan is arranged at the lower end of the other side of the material box, the output end of the fan is communicated with the inner cavity of the material box, the upper end of the material box is communicated with a transversely arranged feed hopper, a diffusion net is arranged at the upper end of the inner cavity of the material box, supporting plates fixedly connected with the inner side of the material box are arranged at two ends of the lower side of the diffusion net, a spring is fixedly connected between the upper side of each supporting plate and the diffusion net, and the lower side of the diffusion net is connected with a vibrator; through the diffusion net that sets up, and the use of diffusion net cooperation electromagnetic shaker and spring takes place to rock, and the buggy is through rocking of diffusion net with its diffusion, simultaneously through the leading-in lower extreme to the material case of mesh on diffusion net surface, then the cooperation fan blows in the burning box with the buggy of diffusion, has improved the combustion efficiency of buggy, makes the device reach energy-efficient effect.
Description
Technical Field
The utility model relates to the field of coal combustion, in particular to a high-efficiency energy-saving diffusion type pulverized coal combustion device.
Background
The coal powder is coal with a particle size of less than 0.5 mm, which is the most commonly used additive in cast iron molding sand, and in recent years, coal powder substances and clay are prepared into a commodity (carbon clay) for supply to the market abroad, and the combustion modes currently used in thermal engineering are largely classified into a stratified combustion method, a chamber combustion method and a boiling combustion method, wherein the chamber combustion method is to crush coal into fine powder with a particle size of about 0.1 mm, and blow air into a combustion chamber for combustion, and the chamber combustion method has high thermal efficiency and does not emit black smoke.
In the prior art, due to the fact that pulverized coal is concentrated together, when the pulverized coal is blown into a combustion box only through a fan, the pulverized coal cannot be completely diffused, the working time of the fan is prolonged, the combustion efficiency of the pulverized coal is reduced, the use of electric resources is improved, and therefore the efficient energy-saving diffusion type pulverized coal combustion device is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an efficient energy-saving diffusion type pulverized coal combustion device, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an energy-efficient diffusion formula pulverized coal burner, includes the combustion box with material case one side lower extreme intercommunication, the lower extreme of material case opposite side is provided with the fan, fan output end and material incasement chamber intercommunication, material case upper end intercommunication has the horizontal feeder hopper that sets up, material incasement chamber upper end is provided with the diffusion net, diffusion net downside both ends all are provided with the backup pad with the inboard rigid coupling of material case, the rigid coupling has the spring between backup pad upside and the diffusion net, the diffusion net below is connected with the electromagnetic shaker.
According to a preferable technical scheme of the utility model, two grinding rollers parallel to the diffusion net are arranged at the upper end of the diffusion net, one ends of the two grinding rollers close to each other are tangent, roller shafts penetrate through the two grinding rollers, one ends of the two roller shafts are connected with the inner wall of the material box through bearings, the other ends of the two roller shafts extend to the outside of the material box through bearings, a motor is connected to the end part of one of the roller shafts in a transmission manner, and meshed gears are fixedly sleeved on the surfaces of the two roller shafts.
As a preferred technical scheme of the utility model, the combustion box comprises a slag separation net arranged at the lower end of an inner cavity of the combustion box, the lower end of the surface of the combustion box is provided with a coal slag collection drawer which penetrates through the inner cavity of the combustion box in a sliding manner, and the coal slag collection drawer is positioned at the lower end of the slag separation net and is connected with the combustion box in a sealing manner.
As a preferred technical scheme of the utility model, the output end of the fan is communicated with an air outlet hopper, and the air outlet hopper is fixedly connected with the inner side of the material box.
As a preferred technical scheme of the utility model, the motor and the fan are positioned at the same end side of the material box, the outer ends of the motor and the fan are provided with protective shells fixedly connected with the surface of the material box, and the input end of the fan penetrates through the protective shells and extends to the outer end.
As a preferred technical scheme of the utility model, the end side of the input end of the fan is provided with a dust screen, and the dust screen is fixedly connected with the surface of the protective shell.
Compared with the prior art, the utility model can achieve the following beneficial effects:
1. the diffusion net is arranged and is used for shaking in cooperation with the vibrator and the spring, the pulverized coal is diffused by the shaking of the diffusion net and is guided into the lower end of the material box through meshes on the surface of the diffusion net, and then the diffused pulverized coal is blown into the combustion box for combustion in cooperation with the fan, so that the combustion efficiency of the pulverized coal is improved, and the device achieves the effects of high efficiency and energy conservation;
2. the use of two gears of motor cooperation drives two roller shafts and rolls the roller relative rotation simultaneously, grinds leading-in buggy to material incasement portion, prevents to dope in the buggy and has the great coal of granularity, and the great coal self gravity of granularity is big, blows in it into the burning in the burning box through the fan and burns, reduces the problem of buggy burning quality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the crushing assembly of the present invention;
FIG. 4 is an enlarged view of a portion a of FIG. 2;
wherein: 1. a material box; 2. a combustion box; 3. a feed hopper; 4. a protective shell; 5. an air outlet hopper; 6. a coal slag collection drawer; 7. a slag separation net; 8. a motor; 9. a roll shaft; 10. a gear; 11. a diffuser screen; 12. a vibrator; 13. a support plate; 14. a spring; 15. a fan; 16. and (5) rolling.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in figures 1, 2 and 4, the utility model provides a high-efficiency energy-saving diffusion type pulverized coal combustion device, which comprises a combustion box 2 communicated with the lower end of one side of a material box 1, wherein the combustion box 2 comprises a slag separation net 7 arranged at the lower end of the inner cavity of the combustion box 2, a coal slag collection drawer 6 which slidably penetrates through the inner cavity of the combustion box 2 is arranged at the lower end of the surface of the combustion box 2 and is convenient for collecting and guiding out coal slag, the coal slag collection drawer 6 is positioned at the lower end of the slag separation net 7 and is hermetically connected with the combustion box 2, a fan 15 is arranged at the lower end of the other side of the material box 1, the output end of the fan 15 is communicated with the inner cavity of the material box 1, the output end of the fan 15 is communicated with an air outlet hopper 5, the wind power area borne by the inner cavity of the material box 1 is increased, the air outlet hopper 5 is fixedly connected with the inner side of the material box 1, the upper end of the material box 1 is communicated with a transversely arranged feed hopper 3, the upper end of the inner cavity of the material box 1 is provided with a diffusion net 11, the lower end of the diffusion net 11, two ends of the lower side of the diffusion net 11 are respectively provided with a supporting plate 13 fixedly connected with the inner side of the material box 1, a spring 14 is fixedly connected between the upper side of the support plate 13 and the diffusion net 11, and the lower side of the diffusion net 11 is connected with a vibrator 12;
at first control electromagnetic shaker 12 and fan 15 work, electromagnetic shaker 12 cooperates the use of spring 14 to drive diffusion net 11 and rocks, lead-in 1 inner chamber of material case from feeder hopper 3 with the buggy through transport structure, the buggy is by leading-in to the surface of diffusion net 11, then rock through diffusion net 11 and spread the buggy, simultaneously the leading-in lower extreme to material case 1 of mesh through diffusion net 11 surface, then the burning in the inner chamber of combustion box 2 is insufflated with the buggy of diffusion to rethread fan 15, the combustion efficiency of buggy has been improved, reduce fan 15's operating time simultaneously, make the device reach energy-conserving effect.
As shown in fig. 2 and fig. 3, in the embodiment, two grinding rollers 16 parallel to the diffusion net 11 are arranged at the upper end of the diffusion net, one ends of the two grinding rollers 16 close to each other are tangent to each other, the roller shafts 9 are fixedly penetrated inside the two grinding rollers 16, one ends of the two roller shafts 9 are connected with the inner wall of the material tank 1 through bearings, the other ends of the two roller shafts 9 extend to the outside of the material tank 1 through bearings, the end part of one of the roller shafts 9 is connected with a motor 8 in a transmission manner, and the surfaces of the two roller shafts 9 are fixedly sleeved with gears 10 which are meshed with each other;
As shown in fig. 1 and fig. 2, in the embodiment, the motor 8 and the fan 15 are located at the same end side of the material tank 1, the outer ends of the motor 8 and the fan 15 are provided with the protective shell 4 fixedly connected with the surface of the material tank 1, and the input end of the fan 15 penetrates through the protective shell 4 and extends to the outer end; through the use of protecting crust 4, play the effect of protection to motor 8 and fan 15, prevent to receive external destruction, reduce the result of use of device.
As shown in fig. 2, the embodiment discloses that a dust screen is arranged at the end side of the input end of the fan 15, and the dust screen is fixedly connected with the surface of the protective shell 4; through the use of dust screen, prevent that the dust in the air from leading-in to inside from fan 15 input, cause wearing and tearing to fan 15 internal component, reduce its life.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an energy-efficient diffusion formula pulverized coal burner, includes combustion box (2) with material case (1) one side lower extreme intercommunication, the lower extreme of material case (1) opposite side is provided with fan (15), fan (15) output and material case (1) inner chamber intercommunication, its characterized in that: feed hopper (3) that material case (1) upper end intercommunication has horizontal setting, material case (1) inner chamber upper end is provided with diffusion net (11), diffusion net (11) downside both ends all are provided with backup pad (13) with the inboard rigid coupling of material case (1), the rigid coupling has spring (14) between backup pad (13) upside and diffusion net (11), diffusion net (11) downside is connected with electromagnetic shaker (12).
2. The efficient energy-saving diffusion type pulverized coal combustion device according to claim 1, characterized in that: diffusion net (11) upper end is provided with two rolls (16) rather than parallel, two the one end that rolls (16) and be close to mutually is tangent, two roll (16) inside all fixed running through there is roller (9), two roller (9) one end passes through the bearing with material case (1) inner wall and is connected, two the roller (9) other end extends to material case (1) outside through the bearing, and one of them the end drive of roller (9) is connected with motor (8), two the equal fixed cover in roller (9) surface is equipped with engaged with gear (10).
3. The efficient energy-saving diffusion type pulverized coal combustion device according to claim 1, characterized in that: the combustion box (2) comprises a slag separation net (7) arranged at the lower end of an inner cavity of the combustion box, a coal slag collection drawer (6) which penetrates through the inner cavity of the combustion box (2) in a sliding mode is arranged at the lower end of the surface of the combustion box (2), and the coal slag collection drawer (6) is located at the lower end of the slag separation net (7) and is connected with the combustion box (2) in a sealing mode.
4. The efficient energy-saving diffusion type pulverized coal combustion device according to claim 1, characterized in that: the output end of the fan (15) is communicated with an air outlet hopper (5), and the air outlet hopper (5) is fixedly connected with the inner side of the material box (1).
5. The efficient energy-saving diffusion type pulverized coal combustion device according to claim 2, characterized in that: the material box is characterized in that the motor (8) and the fan (15) are located on the same end side of the material box (1), a protective shell (4) fixedly connected with the surface of the material box (1) is arranged at the outer ends of the motor (8) and the fan (15), and the input end of the fan (15) penetrates through the protective shell (4) and extends to the outer end.
6. The efficient energy-saving diffusion type pulverized coal combustion device according to claim 5, characterized in that: the lateral side of the input end of the fan (15) is provided with a dust screen, and the dust screen is fixedly connected with the surface of the protective shell (4).
Priority Applications (1)
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CN202123291642.6U CN216744322U (en) | 2021-12-25 | 2021-12-25 | Efficient energy-saving diffusion type pulverized coal combustion device |
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CN202123291642.6U CN216744322U (en) | 2021-12-25 | 2021-12-25 | Efficient energy-saving diffusion type pulverized coal combustion device |
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