Environment-friendly dust removal device for earthwork construction

Abstract

The utility model provides an environment-friendly dust removal device for earthwork construction, which relates to the technical field of dust removal devices, and comprises an upper purification bin and three groups of lower dust removal bins, the lower end of the upper purification bin is provided with three groups of lower dust removal bins, the front side surfaces of the lower dust removal bins are provided with forward air cylinders, and the front sides of the forward air cylinders are provided with air inlet nozzles; a lower dust hopper is arranged on the lower portion of the lower dust removal bin, a lower outlet is formed in the lower end of the lower dust hopper, an upper filter chamber is arranged on the upper portion in the lower dust removal bin, a lower separation chamber is arranged on the lower portion in the lower dust removal bin, a front filter screen is installed on the front portion in a front air inlet cylinder, and a second turbine fan is installed on the rear portion in the front air inlet cylinder; and the front air inlet cylinder is communicated with the lower separation chamber. According to the utility model, dust-containing gas can be conveniently and quickly extracted, and dust is subjected to multiple filtration treatment, so that not only is the filtration quicker and cleaner, but also gas purification treatment is carried out, tiny organic matters, bacteria and peculiar smell in the gas are removed, and the gas emission is safer, more environment-friendly and more environment-friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal devices, and particularly relates to an environment-friendly dust removal device for earthwork construction. Background Art

[0002] During construction, a large amount of dust is often generated, causing air pollution in the vicinity and affecting the work progress of workers. At this time, dust removal treatment is required at the construction site.

[0003] In the specification of an environment-friendly dust removal device for construction (publication number CN216092817U) in the prior art, it is mentioned that "a water tank is installed at the upper end of the dust collection chamber, a water pipe is connected to the upper end of the water pump, a nozzle is arranged inside the fog tube, and a bracket is arranged at the lower end of the fog tube. A vertical rod is installed at the lower end of the bracket, a fixing block is arranged at the lower end of the vertical rod, and a water injection port is arranged on the right side of the fixing block. A water supply channel is connected to the lower end of the water tank, an air inlet is arranged on the right side of the dust collection chamber, and a dust collection box is installed at the lower end of the dust collection chamber". However, the gas dust removal in the prior art only uses water washing treatment. Water washing can only remove large particle dust, and the removal effect on some fine particles, bacteria and odors is not significant, and it is not safe and practical. Summary of the Utility Model

[0004] In order to overcome the defects existing in the prior art, an environment-friendly dust removal device for earthwork construction is provided to solve the problems that the gas dust removal in the prior art only uses water washing treatment, water washing can only remove large particle dust, and the removal effect on some fine particles, bacteria and odors is not significant, and it is not safe and practical.

[0005] To achieve the above object, an environment-friendly dust removal device for earthwork construction is provided, which includes an upper purification chamber and a lower dust removal chamber. Three groups of lower dust removal chambers are arranged at the lower end of the upper purification chamber. An air inlet cylinder is arranged on the front side of the lower dust removal chamber, and an air inlet nozzle is arranged on the front side of the air inlet cylinder. A lower dust hopper is arranged at the lower part of the lower dust removal chamber, and a lower outlet is arranged at the lower end of the lower dust hopper. An upper filter chamber is arranged in the upper part of the lower dust removal chamber, and a lower separation chamber is arranged in the lower part of the lower dust removal chamber.

[0006] Furthermore, a front filter screen is installed in the front part of the air inlet cylinder, a second turbine fan is installed in the rear part of the air inlet cylinder, and the air inlet cylinder is communicated with the lower separation chamber.

[0007] Furthermore, a middle partition plate is fixed in the middle of the lower dust removal chamber, a third turbine fan is installed at the upper end of the middle partition plate, and a diversion sleeve is installed at the lower end of the middle partition plate.

[0008] Furthermore, an upper partition plate is arranged at the upper end of the lower dust removal chamber, a plurality of filter air pockets are installed in the upper partition plate, and the upper filter chamber is communicated with the filter air pockets.

[0009] Further, a control panel is provided on the front side of the upper purification chamber, and three air outlets are provided on the upper part of the rear side of the upper purification chamber, and a first turbine fan is installed in each air outlet.

[0010] Further, a middle activated carbon deodorization layer is installed in the lower part of the upper purification chamber, and an upper purification layer is installed in the middle of the upper purification chamber, and the upper purification layer adopts a fiberglass polymer filter membrane.

[0011] The beneficial effects of the present utility model are as follows:

[0012] 1. The present utility model quickly sucks the external dust-containing gas into the forward air intake cylinder through the second turbine fan in the forward air intake cylinder. The sucked gas will first pass through the preliminary filtration of the front filter screen to prevent the entry of leaves and other grass roots, which is faster and more convenient.

[0013] 2. In the present utility model, the internal space of the lower dust removal chamber is separated by the middle partition board, and the upper and lower parts respectively form an upper filter chamber and a lower separation chamber. After the dust-containing gas enters the lower separation chamber, under the action of the third turbine fan pumping the air flow upwards, it will drive the dust-containing air flow to flow spirally upwards. The heavier dust will fall into the lower dust hopper and be discharged through the air intake nozzle, and the lighter gas will enter the upper filter chamber;

[0014] 3. The gas in the upper filter chamber will enter the air filter pocket for secondary filtration of fine dust, and then enter the upper purification chamber for purification and odor removal treatment to make it cleaner and more hygienic.

[0015] 4. In the present utility model, the middle activated carbon deodorization layer and the upper purification layer provided at the lower part of the upper purification chamber, the activated carbon filter screen adopts a honeycomb structure and has good adsorption performance; the fiberglass polymer filter material can effectively adsorb organic substances and bacteria in compressed air, and the filtration is more precise, safe and reliable, making the discharged gas after filtration and purification more environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a front view schematic diagram of an embodiment of the present utility model;

[0017] Figure 2 is a rear view schematic diagram of an embodiment of the present utility model;

[0018] Figure 3 is a cross-sectional schematic diagram of an embodiment of the present utility model;

[0019] Figure 4 is an internal structure schematic diagram of the lower dust removal chamber of an embodiment of the present utility model.

[0020] In the figure: 1. Upper purification bin; 10. Control panel; 11. Air outlet; 12. First turbo fan; 13. Upper purification layer; 14. Middle activated carbon deodorization layer; 2. Lower dust removal bin; 20. Front air intake cylinder; 200. Front filter screen; 201. Second turbo fan; 21. Air intake nozzle; 22. Lower dust hopper; 23. Lower outlet; 24. Lower separation chamber; 25. Upper filter chamber; 26. Middle partition board; 27. Third turbo fan; 28. Flow guide sleeve; 29. Upper partition board; 290. Air filter pocket. Detailed implementation manners

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model. Specific details such as specific system structures and technologies are proposed to more thoroughly understand the embodiments of the present utility model. The described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. However, those skilled in the art should understand that the present utility model can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present disclosure.

[0022] The following will describe in detail the specific implementation manners of the present utility model with reference to the accompanying drawings.

[0023] Figure 1 is the front view schematic diagram of the embodiment of the present utility model, Figure 2 is the rear view schematic diagram of the embodiment of the present utility model, Figure 3 is the sectional view schematic diagram of the embodiment of the present utility model and Figure 4 is the internal structure schematic diagram of the lower dust removal bin of the embodiment of the present utility model.

[0024] Referring to Figures 1 to 4 as shown, the present utility model provides an environment-friendly dust removal device for earthwork construction, including an upper purification bin 1 and a lower dust removal bin 2. Three groups of lower dust removal bins 2 are arranged at the lower end of the upper purification bin 1. A front air intake cylinder 20 is arranged on the front side of the lower dust removal bin 2, and an air intake nozzle 21 is arranged on the front side of the front air intake cylinder 20. A lower dust hopper 22 is arranged at the lower part of the lower dust removal bin 2, and a lower outlet 23 is arranged at the lower end of the lower dust hopper 22. An upper filter chamber 25 is arranged in the upper part of the lower dust removal bin 2, and a lower separation chamber 24 is arranged in the lower part of the lower dust removal bin 2.

[0025] In this embodiment, a front filter screen 200 is installed at the front part inside the front air intake cylinder 20, a second turbo fan 201 is installed at the rear part inside the front air intake cylinder 20, and the front air intake cylinder 20 is communicated with the lower separation chamber 24.

[0026] As a preferred embodiment, the utility model quickly sucks the outside dust-containing gas into the forward air cylinder 20 through the second turbine fan 201 in the forward air cylinder 20. The sucked gas will first pass through the preliminary filtration of the forward filter screen 200 to prevent the entry of leaves and other grass roots, which is more rapid and convenient.

[0027] In this embodiment, a middle partition plate 26 is fixedly installed in the middle of the lower dust removal bin 2, a third turbine fan 27 is installed at the upper end of the middle partition plate 26, and a diversion sleeve 28 is installed at the lower end of the middle partition plate 26; an upper partition plate 29 is arranged at the upper end of the lower dust removal bin 2, and a plurality of gas filtering pockets 290 are installed in the upper partition plate 29, and a communication setting is arranged between the upper filtering chamber 25 and the gas filtering pockets 290.

[0028] As a preferred embodiment, the internal space of the lower dust removal bin 2 in the utility model is separated by the middle partition plate 26, and the upper and lower parts respectively form an upper filtering chamber 25 and a lower separation chamber 24. After the dust-containing gas enters the lower separation chamber 24, under the action of the third turbine fan 27 pumping the air flow upward, it will drive the dust-containing air flow to flow spirally upward. The heavier dust will fall into the lower dust hopper 22 and be discharged through the air inlet nozzle 21, and the lighter gas will enter the upper filtering chamber 25;

[0029] The gas in the upper filtering chamber 25 will enter the gas filtering pockets 290 for secondary filtration of fine dust, and then enter the upper purification bin 1 for purification and odor removal treatment to make it cleaner and more hygienic.

[0030] In this embodiment, a control panel 10 is arranged on the front side of the upper purification bin 1, three air outlet ports 11 are arranged on the upper part of the rear side of the upper purification bin 1, and a first turbine fan 12 is installed in each air outlet port 11; a middle activated carbon deodorizing layer 14 is installed in the lower part of the upper purification bin 1, an upper purification layer 13 is installed in the middle of the upper purification bin 1, and the upper purification layer 13 adopts a fiberglass polymer filter membrane.

[0031] As a preferred embodiment, the middle activated carbon deodorizing layer 14 and the upper purification layer 13 arranged at the lower part of the upper purification bin 1 in the utility model adopt a honeycomb structure for the activated carbon filter screen, and the adsorption performance is better; the fiberglass polymer filter material can effectively adsorb organic matters and bacteria in the compressed air, and the filtration is more precise, safe and reliable, so that the discharged gas after filtration and purification is more green and environment-friendly.

[0032] The utility model can effectively solve the problem that in the prior art, gas dust removal only uses water washing treatment. Water washing can only remove large particulate dust, but the removal effect on some fine particulate matters, bacteria and odors is not significant, and it is not safe and practical. The utility model is convenient for quickly extracting dust-containing gas, and adopts multiple filtration treatments for dust. It not only filters more quickly and cleanly, but also conducts gas purification treatment to remove tiny organic matters, bacteria and peculiar smells therein, making the gas emission safer, greener and more environmentally friendly.

[0033] The above embodiments are used to explain the utility model, rather than limit the utility model. Any modification and change made to the utility model within the spirit of the utility model and the scope of the claimed rights for application shall be included in the protection scope of the utility model.

Claims

1. An environmentally friendly dust removal device for earthwork construction, characterized in that: It comprises an upper purification bin (1) and a lower dust removal bin (2), wherein the lower end of the upper purification bin (1) is provided with three groups of lower dust removal bins (2), and the front side of the lower dust removal bin (2) is provided with a front air cylinder (20), and the front side of the front air cylinder (20) is provided with an air intake nozzle (21), the lower part of the lower dust removal bin (2) is provided with a lower dust hopper (22), and the lower end of the lower dust hopper (22) is provided with a lower outlet (23), the upper inner part of the lower dust removal bin (2) is provided with an upper filter chamber (25), and the lower inner part of the lower dust removal bin (2) is provided with a lower separation chamber (24).

2. The environmentally friendly dust removal device for earthwork construction according to claim 1 is characterized in that: A front filter (200) is installed at the front portion of the front air cylinder (20), a second turbofan (201) is installed at the rear portion of the front air cylinder (20), and the front air cylinder (20) is connected to the lower separation chamber (24).

3. The environmentally friendly dust removal device for earthwork construction according to claim 1 is characterized in that: A middle partition plate (26) is fixed in the middle of the lower dust removal bin (2), a third turbofan (27) is installed at the upper end of the middle partition plate (26), and a guide sleeve (28) is installed at the lower end of the middle partition plate (26).

4. The environmentally friendly dust removal device for earthwork construction according to claim 1 is characterized in that: An upper partition (29) is provided at the upper end of the lower dust removal bin (2), and a plurality of groups of air filter pockets (290) are installed in the upper partition (29), and the upper filter chamber (25) and the air filter pockets (290) are connected to each other.

5. The environmentally friendly earthwork construction dust removal device according to claim 1 is characterized in that: A control panel (10) is provided on the front side of the upper purification chamber (1), and three groups of air outlets (11) are provided on the upper part of the rear side of the upper purification chamber (1), and a first turbofan (12) is installed in each group of air outlets (11).

6. The environmentally friendly dust removal device for earthwork construction according to claim 1 is characterized in that: A medium activated carbon deodorizing layer (14) is installed in the lower part of the upper purification bin (1), and an upper purification layer (13) is installed in the middle part of the upper purification bin (1), and the upper purification layer (13) adopts a glass fiber polymer filtration membrane.

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