阅读说明：本技术 一种辊压机下料抑尘装置 (Roller press unloading dust suppression device ) 是由 薛宏魁 王振勇 冯茂 于 2021-02-08 设计创作，主要内容包括：本发明公开了一种辊压机下料抑尘装置,涉及水泥生产设备技术领域,具体是一种辊压机下料抑尘装置,其包括：辊压机,所述辊压机设有进料口以及出料口,还包括：下料管路、送风机、过滤器以及除尘器；该装置通过送风机分离下料管路中的物料与细颗粒,实现了有害烟尘与物料的分离,再通过除尘器过滤含尘烟气,最后通过辊压机使得物料中的烟尘含量大为降低,减少了无组织排放的烟尘。该装置在辊压机的进料口还设有过滤器,减少了大颗粒物进入除尘器,降低了除尘器的处理负担。(The invention discloses a roller press blanking dust suppression device, which relates to the technical field of cement production equipment, in particular to a roller press blanking dust suppression device, comprising: the roller press, the roller press is equipped with feed inlet and discharge gate, still includes: a blanking pipeline, a blower, a filter and a dust remover; the device separates the material and the fine particle in the unloading pipeline through the forced draught blower, has realized the separation of harmful smoke and dust and material, and rethread dust remover filters the dusty flue gas, makes the smoke and dust content in the material very reduce through the roll squeezer at last, has reduced the smoke and dust of unorganized emission. The device still is equipped with the filter at the feed inlet of roll squeezer, has reduced the large granule thing and has got into the dust remover, has reduced the processing burden of dust remover.)

1. The utility model provides a roll squeezer unloading dust suppression device, includes, roll squeezer (1) is equipped with feed inlet and discharge gate, its characterized in that still includes: a blanking pipeline, a blower (2), a filter and a dust remover (4);

the blanking pipeline is provided with an air inlet and an air outlet, and the dust remover (4) is provided with an air inlet and an air outlet;

the air outlet of the air feeder (2) is communicated with the air inlet of the blanking pipeline, the air outlet of the blanking pipeline is communicated with the air inlet of the dust remover (4), the air outlet of the dust remover (4) is communicated with the feed inlet of the roller press (1), and the filter is arranged in the pipeline of the air inlet of the dust remover (4).

2. The blanking dust suppression device for the roller press as claimed in claim 1, wherein the blanking pipe comprises a main pipe (6) and a branch pipe (7), the branch pipe (7) is communicated with the main pipe (6) in a penetrating manner, the branch pipe (7) comprises a first end and a second end, the first end of the branch pipe (7) is higher than the second end of the branch pipe (7), the second end of the branch pipe (7) is communicated with the main pipe (6), the air inlet of the dust remover (4) is communicated with the first end of the branch pipe (7), and one end of the main pipe (6) is communicated with the discharge hole of the roller press (1).

3. The blanking dust suppression device of the roller press as claimed in claim 2, wherein the included angle between the axis of the branch pipe (7) and the horizontal plane is 10-25 °.

4. The blanking dust suppression device of the roller press as claimed in claim 3, wherein the dust collector (4) is a cyclone dust collector, the dust collector (4) comprises a first dust collection box (8) and a second dust collection box (9), the first dust collection box (8) comprises a first dust inlet and a first dust outlet, the second dust collection box (9) comprises a second dust inlet, the first dust outlet is provided with a valve plate (10) for sealing the first dust outlet, and the first dust outlet is communicated with the second dust inlet.

5. The blanking dust suppression device for the roller press as recited in claim 4, wherein the filter comprises a first filter (3) and a second filter (5), the air inlet of the first filter (3) is communicated with the air inlet of the second filter (5), the air outlet of the first filter (3) is communicated with the air outlet of the second filter (5), a first valve (11) is arranged on one side of the air inlet of the first filter (3), a second valve (12) is arranged on one side of the air outlet of the first filter (3), a third valve (13) is arranged on one side of the air inlet of the second filter (5), and a fourth valve (14) is arranged on one side of the air outlet of the second filter (5).

6. The blanking dust suppression device of the roller press as claimed in claim 5, wherein the first dust collection box (8) is provided with a cylinder (15), the body of the cylinder (15) is fixedly connected with the first dust collection box (8), and the cylinder rod of the cylinder (15) is fixedly connected with the valve plate (10).

Technical Field

The invention relates to the technical field of cement production equipment, in particular to a blanking dust suppression device of a roller press.

Background

The roller press, also known as an extrusion mill and a roller mill, is novel cement energy-saving grinding equipment developed in the middle of the international 80 s, has a ball mill pre-grinding system with high replacement energy consumption and low efficiency, has the function of reducing steel consumption and noise, is suitable for the construction of new factories, can also be used for the technical transformation of old factories, improves the yield of the ball mill system by 30-50%, ensures that 0.08mm fine materials in a material cake after extrusion account for 20-35%, ensures that less than 2mm fine materials account for 65-85%, ensures that the internal structure of small particles is full of a plurality of tiny cracks due to extrusion, and greatly improves the grindability.

The roll squeezer has played the important function in cement manufacture, and prior art's roll squeezer is when using, carries out the breakage to the raw materials through the crushing roller, and the dust that the raw materials produced can be along with the discharge gate outwards discharges under powerful pressure, forms the tail gas of unorganized emission.

Disclosure of Invention

The invention provides a blanking dust suppression device of a roller press, which is used for solving the problem that in the prior art, the blanking of the roller press generates dust-containing tail gas with higher concentration.

The invention adopts the following technical scheme:

the utility model provides a roll squeezer unloading dust suppression device, includes, the roll squeezer is equipped with feed inlet and discharge gate, still includes: a blanking pipeline, a blower, a filter and a dust remover;

the blanking pipeline is provided with an air inlet and an air outlet, and the dust remover is provided with an air inlet and an air outlet;

the air outlet of the air feeder is communicated with the air inlet of the blanking pipeline, the air outlet of the blanking pipeline is communicated with the air inlet of the dust remover, the air outlet of the dust remover is communicated with the feed inlet of the roller press, and the filter is arranged in a pipeline at the front end of the air inlet of the dust remover.

Further, the unloading pipe is including being responsible for and branch pipe, the branch pipe with be responsible for and run through the intercommunication, the branch pipe includes first end and second end, the first end of branch pipe is higher than the branch pipe second end, the branch pipe second end with be responsible for the intercommunication, the dust remover air inlet with the first end intercommunication of branch pipe, be responsible for one end with the roller press discharge gate intercommunication.

Furthermore, the included angle between the axis of the branch pipe and the horizontal plane is 10-25 degrees.

Further, the dust remover is cyclone, the dust remover includes first ash collecting box and second ash collecting box, first ash collecting box includes first ash inlet and first ash outlet, the ash collecting box of second includes that the second advances the ash inlet, first ash outlet is equipped with and is used for sealing the valve plate of first ash outlet, first ash outlet with the ash inlet intercommunication is advanced to the second.

Further, the filter includes first filter and second filter, first filter air inlet with second filter air inlet intercommunication, first filter gas outlet with second filter gas outlet intercommunication, first filter air inlet one side is equipped with first valve, first filter gas outlet one side is equipped with the second valve, second filter air inlet one side is equipped with the third valve, second filter gas outlet one side is equipped with the fourth valve.

Further, first ash collecting box is equipped with the cylinder, the cylinder body with first ash collecting box fixed connection, cylinder jar pole with valve plate fixed connection.

The invention has the following positive effects:

the utility model provides a roll squeezer unloading dust suppression device, includes: the roller press, the roller press is equipped with feed inlet and discharge gate, still includes: a blanking pipeline, a blower, a filter and a dust remover; the device separates the material and the fine particle in the unloading pipeline through the forced draught blower, has realized the separation of harmful smoke and dust and material, and rethread dust remover filters the dusty flue gas, makes the smoke and dust content in the material very reduce through the roll squeezer at last, has reduced the smoke and dust of unorganized emission. The device still is equipped with the filter at the feed inlet of roll squeezer, has reduced the large granule thing and has got into the dust remover, has reduced the processing burden of dust remover.

The device comprises a main pipe and a branch pipe, wherein the main pipe is used as a main body of the blanking pipe and plays a role of transferring materials from a roller press to next process equipment, the branch pipe is arranged on the side wall of the main pipe, the first end of the branch pipe is higher than the second end, the second end is communicated with the main pipe, the second end is a feeding hole communicated with a dust remover, and the second end is lower than the first end, so that the situation that the materials enter the dust remover in the blanking process of the materials in the main pipe to cause damage to the dust remover can be avoided. The preferred angle of branch pipe axis can compromise the dust remover and can fully absorb the dusty flue gas and avoid the material to get into the dust remover.

The dust remover of the device is provided with the first dust collecting box and the second dust collecting box, the first dust collecting box is provided with the valve plate, the second dust collecting box is used for receiving dust from the first dust collecting box and transferring the dust from the dust remover, the collected dust of the dust remover can be cleaned without stopping, and the continuous operation of the dust remover is ensured.

The device is provided with two filters connected in parallel, the air inlet and the air outlet of each filter are respectively provided with a valve, when the filter needs to be overhauled, the filter element can be replaced on line by closing the valve at the air inlet of the filter, the downtime is reduced, and the continuous operation of the dust remover and the roller press is ensured.

First collection ash case is equipped with the cylinder that is used for opening the valve plate, drives the valve plate motion by the cylinder, realizes transfering the dust of first collection ash case to the second collection ash case, has alleviateed staff's working strength, has improved work efficiency.

Drawings

FIG. 1 is a schematic diagram of a blanking dust suppression device of a roller press according to an embodiment of the invention;

FIG. 2 is a schematic view of a precipitator in accordance with an embodiment of the present invention;

FIG. 3 is a schematic diagram of a filter and valve connection according to an embodiment of the present invention.

In the figure:

1, a roller press;

2, a blower;

3 a first filter;

4, a dust remover;

5 a second filter;

6, a main pipe;

7 branch pipes;

8 a first dust collecting box;

9 a second dust collecting box;

10 a valve plate;

11 a first valve;

12 a second valve;

13 a third valve;

14 a fourth valve;

15 air cylinders.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1-3, a blanking dust suppression device for a roller press comprises: roller press 1, roller press 1 is equipped with feed inlet and discharge gate, still includes: a blanking pipeline, a blower 2, a filter and a dust remover 4;

the blanking pipeline is provided with an air inlet and an air outlet, and the dust remover 4 is provided with an air inlet and an air outlet;

the air outlet of the air feeder 2 is communicated with the air inlet of the blanking pipeline, the air outlet of the blanking pipeline is communicated with the air inlet of the dust remover 4, the air outlet of the dust remover 4 is communicated with the feed inlet of the roller press 1, and the filter is arranged in a pipeline at the front end of the air inlet of the dust remover 4.

More specifically, the unloading pipeline is provided with two ports, namely a feeding port and a discharging port, which are communicated up and down, the feeding port of the unloading pipeline is communicated with the discharging port of the roller press 1, the discharging port of the unloading pipeline transfers the materials rolled by the roller press 1 to equipment of the next procedure, and the materials in the unloading pipeline contain a large amount of dust, so that the discharge of the unorganized dust is caused.

As a specific improvement measure, an air inlet and an air outlet are further formed in the blanking pipeline, the air inlet is connected with the air blower 2, and the air sent by the air blower 2 blows out dust in the blanking pipeline into the air inlet of the blanking pipeline, so that the separation of the dust and large particles is realized. An air inlet of the blanking pipeline is communicated with the dust remover 4, the dust remover 4 separates and removes dust from the smoke containing dust, the smoke containing a small amount of dust is discharged into the feed inlet of the roller press 1 again, and the tail gas from the dust remover 4 is extracted by utilizing the negative pressure of the feed inlet of the roller press 1.

The air inlet of the dust remover 4 is provided with a filter for filtering coarse particles, and the tail gas entering the dust remover 4 does not have the large particles, so that the burden of the dust remover 4 in treatment is reduced.

The device separates the material and the fine particle in the unloading pipeline through forced draught blower 2, has realized the separation of harmful smoke and dust and material, and rethread dust remover 4 filters the dusty flue gas, makes the smoke and dust content in the material very reduce through roller press 1 at last, has reduced the smoke and dust of unorganized emission. The device still is equipped with the filter at the feed inlet of roll squeezer 1, has reduced large granule thing and has got into dust remover 4, has reduced the processing burden of dust remover 4.

Further, the unloading pipe is including being responsible for 6 and branch pipe 7, branch pipe 7 with be responsible for 6 and run through the intercommunication, branch pipe 7 includes first end and second end, 7 first ends of branch pipe are higher than 7 second ends of branch pipe, 7 second ends of branch pipe with be responsible for 6 intercommunications, dust remover 4 air inlet with 7 first ends of branch pipe intercommunication, be responsible for 6 one end with 1 discharge gate intercommunication of roller press.

More specifically, be responsible for 6 as the main part of unloading pipe, its effect of undertaking shifts to next process equipment for the material that comes from roll squeezer 1 on being responsible for 6's the lateral wall and is equipped with branch pipe 7, and the first end of branch pipe 7 is higher than the second and holds, and the second end with be responsible for 6 intercommunications, the second end be the feed inlet with dust remover 4 intercommunication, and the second end is less than first end, can avoid being responsible for 6 in-process material unloading materials entering dust remover 4, cause dust remover 4 to damage.

Furthermore, the included angle between the axis of the branch pipe 7 and the horizontal plane is 10-25 degrees.

More specifically, the preferred angle of the axis of the branch pipe 7 can ensure that the dust remover 4 can fully absorb the dust-containing smoke and prevent materials from entering the dust remover 4.

Further, dust remover 4 is cyclone, dust remover 4 includes first ash collecting box 8 and second ash collecting box 9, first ash collecting box 8 includes first ash inlet and first ash outlet, second ash collecting box 9 includes that the second advances the ash inlet, first ash outlet is equipped with and is used for sealing the valve plate 10 of first ash outlet, first ash outlet with the ash inlet intercommunication is advanced to the second.

More specifically, dust remover 4 is cyclone 4, and through the effect of centrifugal force, the dirty flue gas is separated out, and the dust is collected the collection ash incasement that is located dust remover 4 below, and the collection ash case divide into the two-stage, sets up from top to bottom, and first collection ash case 8 is direct to be communicated with dust remover 4 ash-outlet, accepts the dust from dust remover 4, and first collection ash case 8 bottom is equipped with valve plate 10, and second collection ash case 9 sets up the below at first collection ash case 8, and when opening valve plate 10, the dust of first collection ash case 8 is arranged in second collection ash case 9, utilizes second collection ash case 9 to shift the dust.

The dust remover 4 is provided with a first dust collecting box 8 and a second dust collecting box 9, the first dust collecting box 8 is provided with a valve plate 10, the second dust collecting box 9 is utilized to receive dust from the first dust collecting box 8 and transfer the dust from the dust remover 4, the dust collected by the dust remover 4 can be cleaned without stopping, and the generation and continuous operation of the dust remover 4 are ensured.

Further, the filter includes first filter 3 and second filter 5, the 3 air inlets of first filter with the 5 air inlets intercommunication of second filter, 3 gas outlets of first filter with the 5 gas outlets intercommunication of second filter, 3 air inlets one side of first filter is equipped with first valve 11, 3 gas outlets one side of first filter are equipped with second valve 12, 5 air inlets one side of second filter is equipped with third valve 13, 5 gas outlets one side of second filter is equipped with fourth valve 14.

More specifically, the device comprises two parallel filters, the two filters are connected in parallel, valves are respectively arranged at the air inlet and the air outlet of each filter and are used for replacing the filter element of the filter on line, the filter is a Y-shaped filter, the air inlet and the air outlet are arranged, an access hole is also formed in the filter, and the filter element of the filter can be replaced by opening the access hole. The filter air inlet and the air outlet are respectively provided with a valve, when the filter is overhauled, if the filter element of the first filter 3 needs to be replaced, the valve of the air inlet and the air outlet of the second filter 5 is opened, the second filter 5 is put into operation, the valve of the air inlet and the air outlet of the first filter 3 is closed, the first filter 3 stops working, the access hole is opened, and the filter element of the first filter 3 can be replaced.

The device is provided with two filters connected in parallel, the air inlet and the air outlet of each filter are respectively provided with a valve, when the device needs to be overhauled, the filter element can be replaced on line by closing the valve at the air inlet of the filter, the downtime is reduced, and the continuous operation of the dust remover 4 and the roller press 1 is ensured.

Further, the first dust collecting box 8 is provided with an air cylinder 15, the body of the air cylinder 15 is fixedly connected with the first dust collecting box 8, and the rod of the air cylinder 15 is fixedly connected with the valve plate 10.

More specifically, first dust collection box 8 is equipped with cylinder 15 that is used for opening valve plate 10, drives the motion of valve plate 10 by cylinder 15, realizes transferring the dust of first dust collection box 8 to second dust collection box 9, has alleviateed staff's working strength, has improved work efficiency.

The embodiments described above are only preferred embodiments of the invention and are not exhaustive of the possible implementations of the invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.