CN210994671U

CN210994671U - Coal-fired crushing and feeding device for power plant boiler

Info

Publication number: CN210994671U
Application number: CN201921912545.4U
Authority: CN
Inventors: 马吉辉; 王启亮
Original assignee: Xinjiang Huadian Hami Thermal Power Co ltd
Current assignee: Xinjiang Huadian Hami Thermal Power Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-14
Anticipated expiration: 2029-11-07

Abstract

The utility model provides a power boiler is with firing coal and smashing material feeding unit, including broken storehouse base and transportation portion base, broken storehouse base surface is equipped with broken storehouse, broken storehouse top be equipped with self articulated flip, the flip top is equipped with the unloading pipe, broken storehouse top with the flip junction is equipped with the detachable filter screen, be equipped with broken room in the broken storehouse, broken room with the filter screen intercommunication, be equipped with the broken pole of spiral in the broken room. The utility model has the advantages that: the crushing and conveying procedures are integrated, the working efficiency is improved, the complex steps are omitted, the labor is avoided, and the cost is saved.

Description

Coal-fired crushing and feeding device for power plant boiler

Technical Field

The utility model relates to a material feeding unit technical field specifically is a power boiler smashes material feeding unit with fire coal.

Background

At present, most power plant boilers need to crush the coal when burning the coal, and then put the coal powder into the boiler for sufficient combustion, but the steps are too complicated, so the labor cost and the input cost are increased, the crushing and the transportation are separated, and manual sorting is needed in the middle.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a power plant's boiler is with burning coal and smashing material feeding unit has solved the problem of proposing in the background art.

In order to achieve the above object, the utility model discloses a technical scheme be:

a coal-fired crushing and feeding device for a power plant boiler comprises a crushing bin base and a transportation part base, wherein a crushing bin is arranged on the surface of the crushing bin base, a turnover cover hinged with the crushing bin is arranged at the top end of the crushing bin, a blanking pipe is arranged at the top end of the turnover cover, a detachable filter screen is arranged at the joint of the top end of the crushing bin and the turnover cover, a crushing chamber is arranged in the crushing bin and communicated with the filter screen, a spiral crushing rod is arranged in the crushing chamber, an oblique material guide plate is arranged on the inner wall of one side of the crushing chamber, a hydraulic cylinder is arranged in the crushing chamber, the output end of the hydraulic cylinder is connected with a push plate, the push plate is positioned under the oblique material guide plate, a discharge pipe is arranged on the other side of the crushing chamber, support rods are arranged in the surface of, the conveying belt is arranged between the driving wheel and the driven wheel, a straight rod is further arranged on the surface of the base of the conveying portion, a U-shaped dustproof plate is arranged at the top end of the straight rod, the conveying belt penetrates through the U-shaped dustproof plate, and the discharge pipe extends into the U-shaped dustproof plate.

Right the utility model discloses further description, broken storehouse be close to the inner wall on top be equipped with what the filter screen corresponds places the board, the filter screen of saying place in place the board surface.

Right the utility model discloses further description, broken room one side outer wall is equipped with the motor, the motor output with the broken pole of spiral is connected, the fixed bearing that is equipped with of broken room opposite side, the broken pole of spiral with bearing interference fit.

To the utility model discloses further description, spiral crushing pole is equipped with two, and every broken arch on the spiral crushing pole is staggered arrangement.

To describe the utility model, the slant stock guide is fixed in the bearing bottom.

Right the utility model discloses further description, place between the board bottom still be equipped with the funnel chamber, the funnel chamber with crushing room intercommunication.

Compared with the prior art, the utility model has the advantages that: the crushing and conveying procedures are integrated, the working efficiency is improved, the complex steps are omitted, the labor is avoided, and the cost is saved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the flip cover opening of the present invention.

Fig. 3 is a schematic view of the screw crushing rod of the present invention.

Fig. 4 is a top view of the crushing chamber of the present invention.

Fig. 5 is a front view of the U-shaped dust guard of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1, as shown in fig. 1 to 5:

the utility model provides a power boiler is with smashing material feeding unit with burning coal, including broken storehouse base 8 and transportation portion base 9, broken storehouse base 8 surface is equipped with broken storehouse 3, broken storehouse 3 top is equipped with flip 2 with self articulated, flip 2 top is equipped with unloading pipe 1, broken storehouse 3 top is equipped with detachable filter screen 4 with flip 2 junction, be equipped with broken room 7 in the broken storehouse 3, broken room 7 and filter screen 4 intercommunication, be equipped with spiral broken pole 16 in broken room 7, inner wall is equipped with slant stock guide 18 in one side of broken room 7, be equipped with pneumatic cylinder 20 in broken room 7, the push pedal 21 is connected to pneumatic cylinder 20 output, the push pedal 21 is located slant stock guide 18 under, broken room 7 opposite side is equipped with row material pipe 19, be equipped with bracing piece 15 in the transportation portion base 9 surface, one of them bracing piece 15 is equipped with action wheel 10, another bracing piece 15 is equipped with from driving wheel 14, A conveying belt 11 is arranged between driven wheels 14, a straight rod 12 is further arranged on the surface of the base 9 of the conveying part, a U-shaped dustproof plate 13 is arranged at the top end of the straight rod 12, the conveying belt 11 penetrates through the U-shaped dustproof plate 13, and a discharging pipe 19 extends into the U-shaped dustproof plate 13.

According to a preferable technical scheme of the embodiment, a placing plate 5 corresponding to the filter screen 4 is arranged on the inner wall of the crushing bin 3 close to the top end, and the filter screen 4 is placed on the surface of the placing plate 5.

According to the preferable technical scheme of the embodiment, the outer wall of one side of the crushing chamber 7 is provided with the motor 17, the output end of the motor 17 is connected with the spiral crushing rod 16, the other side of the crushing chamber 7 is fixedly provided with the bearing 701, and the spiral crushing rod 16 is in interference fit with the bearing 701.

In a preferred embodiment of the present invention, there are two spiral breaker bars 16, and the breaker protrusions on each spiral breaker bar 16 are staggered.

In a preferred embodiment of this embodiment, the slant material guiding plate 18 is fixed to the bottom end of the bearing 701.

The preferred technical scheme of this embodiment, place between the board 5 the bottom and still be equipped with funnel chamber 6, funnel chamber 6 and crushing chamber 7 intercommunication.

In the present embodiment, all the components are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

Send coal-fired material into broken storehouse 3 through unloading pipe 1, it enters hopper cavity 6 to filter the back through filter screen 4, finally get into in the broken room 7, motor drive spiral breaker 16 carries out the breakage to the material, the material after the breakage is poured out through slant stock guide 18, pneumatic cylinder 20 ware drive push pedal 21 outwards pushes away the material of broken room 7 bottom, make the material discharge through arranging material pipe 19, get into on the conveyer belt 11, conveyer belt 11 is driven by action wheel 11 and is conveyed from driving wheel 14, because the existence of U type dust guard 13, the material is when the transportation, the powder can not be a large amount of to the diffusion of conveyer belt 11 both sides, prevent pollution.

When the filter screen 4 needs to be cleaned, the flip cover 2 is opened, and the filter screen 4 is taken out.

The technical field personnel can be through programming the controller for the equipment such as motor, pneumatic cylinder can be controlled to the controller.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, a first feature "above," "over," and "on" a second feature includes that the first feature is directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature, and a first feature "below," "under," and "under" the second feature includes that the first feature is directly above and obliquely above the second feature, or merely means that the first feature is at a lower level than the first feature.

In the description of the present specification, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in the specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments without departing from the spirit and scope of the present invention.

Claims

1. The coal-fired pulverizing and feeding device for the power plant boiler comprises a pulverizing bin base (8) and a transportation part base (9), and is characterized in that a pulverizing bin (3) is arranged on the surface of the pulverizing bin base (8), a turnover cover (2) hinged with the pulverizing bin (3) is arranged at the top end of the pulverizing bin (3), a blanking pipe (1) is arranged at the top end of the turnover cover (2), a detachable filter screen (4) is arranged at the joint of the top end of the pulverizing bin (3) and the turnover cover (2), a pulverizing chamber (7) is arranged in the pulverizing bin (3), the pulverizing chamber (7) is communicated with the filter screen (4), a spiral pulverizing rod (16) is arranged in the pulverizing chamber (7), an inclined guide plate (18) is arranged on the inner wall of one side of the pulverizing chamber (7), a hydraulic cylinder (20) is arranged in the pulverizing chamber (7), and the output end of the hydraulic, push pedal (21) are located under slant stock guide (18), broken room (7) opposite side is equipped with row material pipe (19), transportation portion base (9) are equipped with bracing piece (15) in the surface, one of them bracing piece (15) are equipped with action wheel (10), another bracing piece (15) are equipped with from driving wheel (14), action wheel (10), from being equipped with conveyer belt (11) between driving wheel (14), transportation portion base (9) surface still is equipped with straight-bar (12), straight-bar (12) top is equipped with U type dust guard (13), conveyer belt (11) are followed pass in U type dust guard (13), it stretches into to arrange material pipe (19) in U type dust guard (13).

2. The coal-fired pulverizing and feeding device for the power plant boiler of claim 1, characterized in that the inner wall of the crushing bin (3) near the top end is provided with a placing plate (5) corresponding to the filter screen (4), and the filter screen (4) is placed on the surface of the placing plate (5).

3. The coal-fired pulverizing and feeding device for the power plant boiler of claim 1, characterized in that a motor (17) is arranged on the outer wall of one side of the pulverizing chamber (7), the output end of the motor (17) is connected with the spiral pulverizing rod (16), a bearing (701) is fixedly arranged on the other side of the pulverizing chamber (7), and the spiral pulverizing rod (16) is in interference fit with the bearing (701).

4. A coal-fired pulverizing feeder for power plant boilers in accordance with claim 1, characterized by that, there are two spiral breaker bars (16), and the breaking protrusions on each spiral breaker bar (16) are staggered.

5. The coal-fired pulverizing and feeding device for the power plant boiler of claim 3, characterized in that the slant guide plate (18) is fixed at the bottom end of the bearing (701).

6. The coal-fired pulverizing and feeding device for the power plant boiler as claimed in claim 2, characterized in that a hopper cavity (6) is further arranged at the bottom end between the placing plates (5), and the hopper cavity (6) is communicated with the crushing chamber (7).