CN219640291U

CN219640291U - Coal mill nozzle

Info

Publication number: CN219640291U
Application number: CN202223522160.1U
Authority: CN
Inventors: 陈晓松
Original assignee: Haixin Power Equipment Manufacturing Nantong Co ltd
Current assignee: Haixin Power Equipment Manufacturing Nantong Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-09-05
Anticipated expiration: 2032-12-28

Abstract

The utility model provides a coal pulverizer nozzle, including grinding the box, the grinding roller, the sieve, inhale the coal pipe, inhale the pump, coupling sleeve, the connecting pipe, nozzle and orifice, the inside of grinding the box is equipped with the grinding roller, be equipped with the sieve below the grinding roller, the left and right sides of sieve is equipped with the connecting rod, the left and right sides of grinding the box is equipped with vibrating motor, vibrating motor is connected with the connecting rod, the junction of vibrating motor and connecting rod is equipped with the spread groove, the right side of grinding the box is equipped with inhales the coal pipe, the upper end of inhaling the coal pipe is equipped with the suction pump, the right side of inhaling the pump is equipped with coupling sleeve, be equipped with the connecting pipe in the coupling sleeve, the right side of connecting pipe has welded the nozzle, it has the orifice to open on the nozzle. According to the utility model, the connecting sleeve is arranged on the right side of the suction pump, the connecting pipe is arranged in the connecting sleeve, the nozzle can be conveniently disassembled, and the grinding roller and the screen plate are arranged in the grinding box body, so that coal blocks can be ground and screened, and then ground coal dust is sprayed out.

Description

Coal mill nozzle

Technical Field

The utility model relates to the field of coal mills, in particular to a coal mill nozzle.

Background

The coal mill is the machine with broken and the ground coal dust of coal cinder, and it is the important auxiliary assembly of buggy stove, and the coal mill is the important component part of thermal power plant boiler system, and its effect is with raw coal grinding into buggy and carry the boiler through primary air fan and burn, and the coal mill nozzle is the device that sprays out the buggy that will grind, and current coal mill nozzle is changed inconveniently, and the workman need spend more time when dismantling the change nozzle, influences production efficiency.

Disclosure of Invention

The utility model aims to solve the technical problems that the nozzle of the conventional coal mill is inconvenient to replace, and workers need to spend more time when disassembling and replacing the nozzle, so that the production efficiency is affected.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a coal pulverizer nozzle, includes grinding box, grinding roller, sieve, inhales coal pipe, suction pump, adapter sleeve, connecting pipe, nozzle and orifice, its characterized in that: the inside of grinding box is equipped with the grinding roller, be equipped with below the grinding roller the sieve, the left and right sides of sieve is equipped with the connecting rod, the left and right sides of grinding box is equipped with vibrating motor, vibrating motor with the connecting rod is connected, vibrating motor with the junction of connecting rod is equipped with the spread groove, the right side of grinding box is equipped with the coal suction pipe, the upper end of coal suction pipe is equipped with the suction pump, the right side of suction pump is equipped with adapter sleeve, be equipped with in the adapter sleeve the connecting pipe, the right side of connecting pipe has welded the nozzle, it has the orifice to open on the nozzle, add the coal cinder from the feed inlet to the inside of grinding box, the motor case work is driven to the motor case, and the grinding roller grinds the coal cinder into powder, and the pulverized coal after grinding falls into on the sieve, and vibrating motor drives vibration, can filter the little coal cinder that does not grind into powder out, and falls into the bottom of grinding box through the suction pump, need to be connected from the nozzle when the suction pipe is connected with the nozzle when the nozzle, can be very following the nozzle when the suction pipe is connected to the nozzle, the nozzle need to be changed very conveniently.

As a preferable technical scheme of the utility model, a motor box is arranged on the front inner wall of the grinding box body, and an output shaft of the motor box is connected with a rotating shaft inside the grinding roller through a coupler.

As a preferable technical scheme of the utility model, a material adding port is arranged at the top of the grinding box body, lifting rings are arranged around the top of the grinding box body, and supporting columns are arranged at the bottom of the grinding box body.

As a preferable technical scheme of the utility model, an observation window is arranged in front of the grinding box body, a controller is arranged below the observation window, and a control key is arranged on the controller.

As a preferable technical scheme of the utility model, a cleaning window is arranged at the rear of the grinding box body, and a handle is arranged on the cleaning window.

As a preferable technical scheme of the utility model, a flow valve is arranged on the coal suction pipe, a reinforcing rod is welded between the suction pump and the grinding box body, an internal thread is arranged in the connecting sleeve, an external thread is arranged on the connecting pipe, and the connecting pipe is screwed in the connecting sleeve.

The utility model has the beneficial effects that:

according to the utility model, the right side of the grinding box body is provided with the coal suction pipe, the upper end of the coal suction pipe is provided with the suction pump, the right side of the suction pump is provided with the connecting sleeve, the connecting sleeve is internally provided with the connecting pipe, the right side of the connecting pipe is welded with the nozzle, the nozzle is provided with the spray hole, ground coal dust falls onto the screen plate, the vibrating motor drives the screen plate to vibrate, small coal blocks which are not crushed into powder can be filtered out, the screened coal dust falls onto the bottom of the grinding box body, the suction pump sucks the coal dust into the nozzle through the coal suction pipe and sprays the coal dust from the spray hole, and when the nozzle needs to be replaced, the connecting pipe is only required to be unscrewed from the connecting sleeve, so that the grinding box is very convenient.

Drawings

FIG. 1 is a schematic view of an isometric structure of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is a schematic view of the left-side view of the present utility model;

fig. 4 is a schematic view of the front cut-away structure of the present utility model.

In the figure: 1. grinding the box body; 2. a lifting ring; 3. a material adding port; 4. an observation window; 5. a controller; 6. a control key; 7. a support column; 8. a reinforcing rod; 9. a coal suction pipe; 10. a flow valve; 11. a suction pump; 12. a connection sleeve; 13. a connecting pipe; 14. a nozzle; 15. a spray hole; 16. a vibration motor; 17. cleaning a window; 18. a handle; 19. a grinding roller; 20. a sieve plate; 21. a connecting rod; 22. a connecting groove; 23. and a motor case.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the foregoing description of the utility model, it should be noted that the azimuth or positional relationship indicated by the terms "one side", "the other side", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "identical" and the like do not denote that the components are identical, but rather that there may be minor differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel" and does not mean that the structure must be perfectly perpendicular, but may be slightly tilted.

Example 1

In fig. 1-4, the present utility model provides a technical solution: the utility model provides a coal pulverizer nozzle, including grinding box 1, grinding roller 19, sieve 20, inhale coal pipe 9, the suction pump 11, adapter sleeve 12, connecting pipe 13, nozzle 14 and orifice 15, the inside of grinding box 1 is equipped with grinding roller 19, be equipped with sieve 20 below grinding roller 19, the left and right sides of sieve 20 is equipped with connecting rod 21, the left and right sides of grinding box 1 is equipped with vibrating motor 16, vibrating motor 16 is connected with connecting rod 21, the junction of vibrating motor 16 and connecting rod 21 is equipped with spread groove 22, the right side of grinding box 1 is equipped with inhale coal pipe 9, the upper end of inhaling coal pipe 9 is equipped with suction pump 11, the right side of suction pump 11 is equipped with adapter sleeve 12, be equipped with connecting pipe 13 in the adapter sleeve 12, nozzle 14 has been welded on the right side of connecting pipe 13, open on the nozzle 14 has the orifice 15, add the coal cinder from the inside of grinding box 1, controller 5 control motor case 23 work, motor case 23 drives grinding roller 19 and rolls into the coal cinder, grind cinder, the grinding cinder falls into grinding cinder into powder, motor 16 is equipped with connecting rod 22, the connecting pipe 9 is equipped with, the upper end of inhaling coal cinder 12 is equipped with to the suction pipe 14, the filter cinder 12 can be blown out to the nozzle 14 from the suction pipe 14 when the filter cinder 12 is just need to the filter cinder 13, the filter cinder is blown out to the nozzle 14, the filter cinder is blown out from the nozzle 14 down, the filter cinder is required to the filter tip is blown out to the filter tip is just to the filter.

In the utility model, a motor box 23 is arranged on the front inner wall of a grinding box body 1, and the output shaft of the motor box 23 is connected with a rotating shaft inside a grinding roller 19 through a coupling.

In the utility model, a material adding port 3 is arranged at the top of a grinding box body 1, a lifting ring 2 is arranged around the top of the grinding box body 1, and a supporting column 7 is arranged at the bottom of the grinding box body 1.

In the utility model, an observation window 4 is arranged in front of a grinding box body 1, a controller 5 is arranged below the observation window 4, and a control key 6 is arranged on the controller 5.

In the utility model, a cleaning window 17 is arranged at the rear of the grinding box body 1, and a handle 18 is arranged on the cleaning window 17.

In the utility model, a flow valve 10 is arranged on a coal suction pipe 9, a reinforcing rod 8 is welded between a suction pump 11 and a grinding box body 1, an internal thread is arranged in a connecting sleeve 12, an external thread is arranged on a connecting pipe 13, and the connecting pipe 13 is screwed in the connecting sleeve 12.

The working principle of the utility model is as follows: the coal briquette is added into the grinding box body 1 from the feed port 3, the controller 5 controls the motor box 23 to work, the motor box 23 drives the grinding roller 19 to rotate, the grinding roller 19 pulverizes the coal briquette into powder, the ground coal dust falls onto the screen plate 20, the vibrating motor 16 drives the screen plate 20 to vibrate, the small coal briquette which is not pulverised into powder can be filtered out, the screened coal dust falls into the bottom of the grinding box body 1, the suction pump 11 sucks the coal dust into the nozzle 14 through the coal suction pipe 9 and is sprayed out from the spray hole 15, and when the nozzle 14 needs to be replaced, the connecting pipe 13 only needs to be unscrewed from the connecting sleeve 12, so that the grinding box is very convenient.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a coal pulverizer nozzle, includes grinding box (1), grinding roller (19), sieve (20), coal suction pipe (9), suction pump (11), adapter sleeve (12), connecting pipe (13), nozzle (14) and orifice (15), its characterized in that: the inside of lapping box (1) is equipped with grinding roller (19), be equipped with below grinding roller (19) sieve (20), the left and right sides of sieve (20) is equipped with connecting rod (21), the left and right sides of lapping box (1) is equipped with vibrating motor (16), vibrating motor (16) with connecting rod (21) are connected, vibrating motor (16) with the junction of connecting rod (21) is equipped with spread groove (22), the right side of lapping box (1) is equipped with coal suction pipe (9), the upper end of coal suction pipe (9) is equipped with suction pump (11), the right side of suction pump (11) is equipped with adapter sleeve (12), be equipped with in adapter sleeve (12) connecting pipe (13), the right side of connecting pipe (13) has nozzle (14), it has orifice (15) to open on nozzle (14).

2. The coal pulverizer nozzle of claim 1, wherein: the front inner wall of the grinding box body (1) is provided with a motor box (23), and an output shaft of the motor box (23) is connected with a rotating shaft inside the grinding roller (19) through a coupling.

3. The coal pulverizer nozzle of claim 1, wherein: the top of the grinding box body (1) is provided with a material adding port (3), the periphery of the top of the grinding box body (1) is provided with a lifting ring (2), and the bottom of the grinding box body (1) is provided with a supporting column (7).

4. The coal pulverizer nozzle of claim 1, wherein: the front of the grinding box body (1) is provided with an observation window (4), a controller (5) is arranged below the observation window (4), and a control key (6) is arranged on the controller (5).

5. The coal pulverizer nozzle of claim 1, wherein: the rear of the grinding box body (1) is provided with a cleaning window (17), and the cleaning window (17) is provided with a handle (18).

6. The coal pulverizer nozzle of claim 1, wherein: be equipped with flow valve (10) on coal suction pipe (9), suction pump (11) with welded stiffener (8) between grinding box (1), be equipped with the internal thread in adapter sleeve (12), be equipped with the external screw thread on connecting pipe (13), connecting pipe (13) are twisted in adapter sleeve (12).