CN111270635A - Foam dust device and sanitation vehicle - Google Patents

Foam dust device and sanitation vehicle Download PDF

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Publication number
CN111270635A
CN111270635A CN201911319514.2A CN201911319514A CN111270635A CN 111270635 A CN111270635 A CN 111270635A CN 201911319514 A CN201911319514 A CN 201911319514A CN 111270635 A CN111270635 A CN 111270635A
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CN
China
Prior art keywords
foam
nozzle
dust
air nozzle
foaming agent
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Pending
Application number
CN201911319514.2A
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Chinese (zh)
Inventor
彭林斌
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Shanghai Xizhong New Energy Technology Co Ltd
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Shanghai Xizhong New Energy Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Xizhong New Energy Technology Co Ltd filed Critical Shanghai Xizhong New Energy Technology Co Ltd
Priority to CN201911319514.2A priority Critical patent/CN111270635A/en
Publication of CN111270635A publication Critical patent/CN111270635A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
    • E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
    • E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
    • E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Separation Of Particles Using Liquids (AREA)

Abstract

The invention discloses a foam dust-settling device and an environmental sanitation vehicle, wherein the foam dust-settling device comprises a dust hood, a foam blowing air nozzle and a foam liquid supply device, and the dust hood is connected with negative pressure equipment; the foam blowing air nozzle comprises a foaming agent nozzle and an air nozzle, the foaming agent nozzle is sleeved outside the air nozzle, a hole communicated with the inner cavity of the dust collection cover is formed between the foaming agent nozzle and the air nozzle, and the inner cavity of the dust collection cover is communicated with the outside through the air nozzle; the foam liquid supply device is communicated with the pore; the foam dust removal device can effectively reduce the dust concentration in the air flow, fundamentally prevents dust diffusion, and compared with the existing spray dust removal, the water consumption is greatly reduced, the volume of the water tank of the foam liquid supply device is correspondingly and greatly reduced, the effective volume of the garbage can be increased, the vehicle-mounted weight is reduced, and the operation endurance mileage of the electric sanitation vehicle is increased; meanwhile, as the filter element is not required to be installed, the space can be saved, the capacity of the garbage can is enlarged, and the defect that the filter element cannot work on a wet road surface or a water accumulation road surface is overcome.

Description

Foam dust device and sanitation vehicle
Technical Field
The invention relates to the technical field of environmental sanitation equipment, in particular to a foam dust settling device and an environmental sanitation vehicle.
Background
In sanitation car products, especially road sweeper, dust raising is serious during operation, the current adopted spray dust fall is difficult to control, and a large amount of dust is still injected into the air. Particularly, in an area with serious ground dust accumulation, once the sweeping machine is started to operate, the operation vehicle is instantly shielded by raised dust, so that the environment is seriously polluted or the sweeping machine cannot operate. At present, spraying dust fall measures of a sweeping machine mainly comprise the following three points, wherein firstly, spraying is carried out at a sweeping brush of the sweeping machine to carry out dust suppression control on the sweeping brush; secondly, an atomizing nozzle is arranged in the inner cavity of the suction pipe to spray water for dust reduction. If the water amount is too small, the dust suppression effect cannot be achieved, and if the water amount is increased, a water tank with a large volume needs to be designed, so that the volume spaces of other accessories such as a garbage can and the like are necessarily compressed for the limited vehicle-mounted space; in addition, for the road section with serious dust deposition, the dust suppression effect is difficult to achieve by spraying and dust reduction; and thirdly, the filter element is adopted for dust removal, and the road cleaning operation equipment with the filter element has the advantages that a large number of large-volume filter elements are arranged, the volume of a dustbin is smaller than that of a spraying dust-settling sweeping vehicle, the operation road section is limited, the dust-settling sweeping vehicle must be used on a dry road surface, and once water is accumulated or the road surface is wet, the filter element is irreversibly damaged.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a foam dust-settling device, so as to improve the dust suppression effect, prevent dust diffusion, reduce water consumption, and make the sanitation vehicle using the foam dust-settling device more adaptive and not limited by the road surface condition.
The invention further aims to provide a sanitation vehicle based on the foam dust falling device.
In order to achieve the purpose, the invention provides the following technical scheme:
a foam dedusting apparatus comprising:
the dust collection cover is connected with the negative pressure equipment;
the foam blowing air nozzle comprises a foaming agent nozzle and an air nozzle, the foaming agent nozzle is sleeved outside the air nozzle, a hole communicated with the inner cavity of the dust collection cover is formed between the foaming agent nozzle and the air nozzle, and the inner cavity of the dust collection cover is communicated with the outside through the air nozzle;
and a foam concentrate supply device communicated with the pore.
Preferably, the foaming agent nozzle and the air faucet are coaxially arranged, and the pore is annularly arranged around the outlet of the air faucet.
Preferably, the inner diameter D of the air tap1The outer diameter D of the air tap2And the inner diameter D of the foaming agent nozzle3Satisfies D3-D2＜D1。
Preferably, the inner diameter D of the air tap1The outer diameter D of the air tap2And the inner diameter D of the foaming agent nozzle3Satisfies D1:D2:D3＝2:4:5。
Preferably, a plurality of bubble blowing nozzles are arranged, and the pore space of each bubble blowing nozzle is communicated with the foam liquid supply device.
Preferably, a plurality of blowing air cock is followed the circumference of dust cage arranges, each the top of blowing air cock is provided with branch liquid ring, divide the liquid ring through with each the connecting pipe of blowing air cock one-to-one with each the hole intercommunication of blowing air cock, divide the liquid ring with foam concentrate feeding device intercommunication.
Preferably, the foam concentrate supply device comprises a foaming agent water tank and a delivery water pipe, wherein the delivery water pipe is used for communicating the foaming agent water tank with the foaming air nozzle.
Preferably, the liquid level in the foamer water tank is higher than the outlet of the foamer nozzle.
Preferably, the dust collecting cover includes a suction nozzle portion and a suction pipe portion, the suction nozzle portion passes through the suction pipe portion with negative pressure equipment links to each other, the suction nozzle portion is kept away from the one end of suction pipe portion is the funnel-shaped of flaring, the bubble blowing air cock set up in the suction nozzle portion with at least one in the suction pipe portion is last.
A sanitation vehicle comprising a foam dedusting apparatus as described above.
In order to achieve the purpose, the invention provides a foam dust-settling device which comprises a dust hood, a foam blowing air nozzle and a foam liquid supply device, wherein the dust hood is connected with negative pressure equipment; the foam blowing air nozzle comprises a foaming agent nozzle and an air nozzle, the foaming agent nozzle is sleeved outside the air nozzle, a hole communicated with the inner cavity of the dust collection cover is formed between the foaming agent nozzle and the air nozzle, and the inner cavity of the dust collection cover is communicated with the outside through the air nozzle; the foam liquid supply device is communicated with the pore; when the foam liquid supplying device is used, the inlet of the dust collection cover is tightly attached to the ground, the negative pressure equipment is started, part of external air flow enters the dust collection cover through the air faucet, the foam liquid is continuously injected into a hole between the foaming agent nozzle and the air faucet by the foam liquid supplying device, and the foam liquid and the air flow entering the dust collection cover through the air faucet are mixed at the outlet end of the foam blowing air faucet to continuously form bubbles; the bubbles and the dusty airflow are continuously mixed in the dust hood, and the foam is filled in the whole dust hood, so that the dust carried by the airflow is fully contacted with the foam, the surface of the dust becomes wet and sticky after the dust is contacted with the foam, a large amount of dust is mutually bonded in the airflow, and finally, massive soil is formed and falls into the dustbin to achieve the purpose of efficiently removing dust; the foam dust removal device can effectively reduce the dust concentration in the air flow and fundamentally prevent dust diffusion, compared with spray dust removal, the water consumption can be reduced by 90% to the maximum extent, and the dust suppression efficiency is improved by 3-5 times, compared with the existing spray dust removal, the water consumption is greatly reduced, the volume of a water tank of a foam liquid supply device is correspondingly and greatly reduced, the effective volume of a garbage can be increased, the vehicle-mounted weight is reduced, and the operation endurance mileage of the electric sanitation vehicle is increased; meanwhile, as the filter element is not required to be installed, the space can be saved, the capacity of the garbage can is enlarged, and the defect that the filter element cannot work on a wet road surface or a water accumulation road surface is overcome.
The invention also provides a sanitation vehicle which comprises the foam dust-settling device, and the sanitation vehicle adopting the foam dust-settling device also has the same beneficial effects because the foam dust-settling device has the beneficial effects, and the details are not repeated herein.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an isometric view of a foam dedusting apparatus provided by an embodiment of the present invention;
FIG. 2 is a front view of a foam dedusting apparatus provided in accordance with an embodiment of the present invention;
FIG. 3 is a side view of a foam dedusting apparatus provided by an embodiment of the present invention;
fig. 4 is a partially enlarged view of a bubble blowing nozzle of the foam dust falling device according to the embodiment of the present invention.
In the figure:
1 is a dust collecting cover; 101 is a sucker part; 102 is a straw part; 2 is a bubble blowing nozzle; 201 is a foaming agent nozzle; 202 is an air tap; 3 is a liquid separating ring; 4 is a foaming agent water tank; 5 is a conveying water pipe; and 6 is a connecting pipe.
Detailed Description
The invention has the core that the foam dust settling device is provided, has good dust suppression effect due to the structural design, can prevent dust from diffusing and reduce water consumption, and is not limited by the road surface condition in application.
The invention also provides a sanitation vehicle based on the foam dust settling device.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, fig. 1 is an isometric view of a foam dust falling device provided by an embodiment of the invention, fig. 2 is a front view of the foam dust falling device provided by the embodiment of the invention, fig. 3 is a side view of the foam dust falling device provided by the embodiment of the invention, and fig. 4 is a partial enlarged view of a bubble blowing air nozzle of the foam dust falling device provided by the embodiment of the invention.
The embodiment of the invention provides a foam dust-settling device which comprises a dust collection cover 1, a foam blowing air nozzle 2 and a foam liquid supply device.
Wherein the dust hood 1 is connected with negative pressure equipment; the foam blowing air nozzle 2 comprises a foaming agent nozzle 201 and an air nozzle 202, the foaming agent nozzle 201 is sleeved outside the air nozzle 202, a pore communicated with the inner cavity of the dust collection cover 1 is formed between the foaming agent nozzle 201 and the air nozzle 202, and the air nozzle 202 communicates the inner cavity of the dust collection cover 1 with the outside; the foam concentrate supply device is communicated with the pore.
Compared with the prior art, the foam dust settling device provided by the embodiment of the invention adopts foam to replace water or a filter element for dust removal, when the device is applied, the inlet of the dust collection cover 1 is tightly attached to the ground, negative pressure equipment is started, part of external air flow enters the dust collection cover 1 through the air tap 202, foam liquid is continuously injected into a pore between the foaming agent nozzle 201 and the air tap 202 by the foam liquid supply device, and the foam liquid and the air flow entering the dust collection cover 1 through the air tap 202 are mixed at the outlet end of the blowing air tap 2 to continuously form bubbles; the bubbles and the dusty airflow are continuously mixed in the dust collection cover 1, and the foam is filled in the whole dust collection cover 1, so that the dust carried by the airflow is fully contacted with the foam, the surface of the dust becomes wet and sticky after the dust is contacted with the foam, a large amount of dust is mutually bonded in the airflow, and finally, massive soil is formed and falls into the dustbin to achieve the purpose of efficiently removing dust; the foam dust removal device can effectively reduce the dust concentration in the air flow and fundamentally prevent dust diffusion, compared with spray dust removal, the water consumption can be reduced by 90% to the maximum extent, and the dust suppression efficiency is improved by 3-5 times, compared with the existing spray dust removal, the water consumption is greatly reduced, the volume of a water tank of a foam liquid supply device is correspondingly and greatly reduced, the effective volume of a garbage can be increased, the vehicle-mounted weight is reduced, and the operation endurance mileage of the electric sanitation vehicle is increased; meanwhile, as the filter element is not required to be installed, the space can be saved, the capacity of the garbage can is enlarged, and the defect that the filter element cannot work on a wet road surface or a water accumulation road surface is overcome.
As shown in fig. 4, in an embodiment of the present invention, the foaming agent nozzle 201 is coaxially disposed with the air nozzle 202, and the aperture is disposed annularly around the outlet of the air nozzle 202, so that the blowing air flow is at the central position, and the foam liquid flows out from the annular aperture, thereby ensuring that each drop of foam liquid can form uniform bubbles as expected without waste, and achieving a better blowing effect.
The foam generation rate and foam size can be determined by pressure difference, and the diameter of the foaming agent nozzle 201 and the opening of the air nozzle 202The diameter and the aperture diameter are designed in advance, and in the embodiment of the present invention, the inner diameter D of the air nozzle 2021Outer diameter D of air faucet 2022And the inner diameter D of the foaming agent nozzle 2013Satisfies D3-D2＜D1. Further, the inner diameter D of the air nozzle 2021Outer diameter D of air faucet 2022And the inner diameter D of the foaming agent nozzle 2013Satisfies D1:D2:D32:4:5 to ensure better bubble blowing effect.
Can set up a plurality of blowing bubble air cocks 2 on the dust cage 1, the hole of each blowing bubble air cock 2 communicates with the foam concentrate feeding device respectively, each blowing bubble air cock 2 can be according to certain order regular spread, also can irregularly arrange, specifically, as shown in figure 1, a plurality of blowing bubble air cocks 2 are around 1 circumference equipartition of dust cage, of course, a plurality of blowing bubble air cocks 2 also can be arranged along 1 axial of dust cage, or a plurality of blowing bubble air cocks 2 fall into the multiunit, each group arranges along the circumference of dust cage 1, each group arranges along the axial of dust cage 1, or, a plurality of blowing bubble air cocks 2 can be the heliciform around dust cage 1 and distribute.
Further optimize above-mentioned technical scheme, a plurality of blowing bubble air cock 2 are arranged along dust cage 1's circumference, each blowing bubble air cock 2's top is provided with branch liquid ring 3, divide liquid ring 3 through the hole intercommunication with each blowing bubble air cock 2 with each connecting pipe 6 of each blowing bubble air cock 2 one-to-one, divide liquid ring 3 and foam liquid feeding device intercommunication, thus, when using, the foamant at first gets into and divides liquid ring 3, it flows into blowing bubble air cock 2 to fill behind the branch liquid ring 3 rethread connecting pipe 6, through setting up this branch liquid ring 3 can make the pressure at each blowing bubble air cock 2 both ends tend to unanimity, make the foam in the dust cage 1 more even.
Preferably, the foam liquid supply device comprises a foam agent water tank 4 and a conveying water pipe 5, the conveying water pipe 5 is used for communicating the foam agent water tank 4 with the blowing air nozzle 2, the liquid level in the foam agent water tank 4 is higher than the outlet of the foam agent nozzle 201, so that the foam agent is pushed to flow from the interior of the foam agent water tank 4 to the blowing air nozzle 2 by using the liquid level difference and gravity, an additional pumping device is not needed to be added, the space and the cost are saved, and meanwhile, in the working process, energy is not needed to be provided, and the energy consumption is reduced.
Of course, the foam concentrate supply device may also include a pumping device, and the pumping device is not limited herein.
Preferably, in the embodiment of the present invention, as shown in fig. 1 to 3, the dust collecting cover 1 includes a nozzle portion 101 and a straw portion 102, the nozzle portion 101 is connected to the negative pressure device through the straw portion 102, the nozzle portion 101 and the straw portion 102 may be an integral structure or a detachable connection structure, one end of the nozzle portion 101 away from the straw portion 102 is in a flared funnel shape, and the bubble blowing nozzle 2 is disposed on at least one of the nozzle portion 101 and the straw portion 102.
Further optimizing the above technical solution, as shown in fig. 3, the nozzle part 101 is triangular, the small end is connected with the straw part 102, the large end forms an inlet, and the large end is in a mouth shape with a width gradually reduced from the small end to the large end of the nozzle part 101, so as to improve the inlet airflow velocity of the dust collecting cover 1 and improve the dust collecting effect.
Based on the foam dust settling device, the embodiment of the invention also provides a sanitation vehicle, and the sanitation vehicle adopts the foam dust settling device in the embodiment, so that the technical effects of the sanitation vehicle refer to the embodiment.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A foam dust device, its characterized in that includes:
the dust collection cover is connected with the negative pressure equipment;
the foam blowing air nozzle comprises a foaming agent nozzle and an air nozzle, the foaming agent nozzle is sleeved outside the air nozzle, a hole communicated with the inner cavity of the dust collection cover is formed between the foaming agent nozzle and the air nozzle, and the inner cavity of the dust collection cover is communicated with the outside through the air nozzle;
and a foam concentrate supply device communicated with the pore.
2. The foam dust falling device according to claim 1, wherein the foaming agent nozzle is coaxially arranged with the air nozzle, and the aperture is annularly arranged around the outlet of the air nozzle.
3. The foam dust fall device according to claim 2, characterized in that the inner diameter D of the air nozzle1The outer diameter D of the air tap2And the inner diameter D of the foaming agent nozzle3Satisfies D3-D2＜D1。
4. The foam dust fall device according to claim 3, characterized in that the inner diameter D of the air nozzle1The outer diameter D of the air tap2And the inner diameter D of the foaming agent nozzle3Satisfies D1:D2:D3＝2:4:5。
5. A foam dust-settling device as claimed in any one of claims 1 to 4, wherein a plurality of foam-blowing nozzles are provided, and the pores of each foam-blowing nozzle are respectively communicated with the foam liquid supply device.
6. The foam dust falling device according to claim 5, wherein a plurality of the foam blowing nozzles are arranged along the circumferential direction of the dust collecting cover, a liquid separating ring is arranged above each foam blowing nozzle, the liquid separating ring is communicated with the pores of each foam blowing nozzle through a connecting pipe which is in one-to-one correspondence with each foam blowing nozzle, and the liquid separating ring is communicated with the foam liquid supply device.
7. The device for foam dust reduction according to any one of claims 1 to 4 and 6, characterized in that the foam concentrate supply device comprises a foaming agent water tank and a conveying water pipe, wherein the conveying water pipe is used for communicating the foaming agent water tank with the blowing air nozzle.
8. The foam dedusting apparatus as recited in claim 7 wherein the liquid level in the foamer water tank is above the outlet of the foamer nozzle.
9. The foam dust settling device as claimed in any one of claims 1 to 4, 6 and 8, wherein the dust collecting cover comprises a suction nozzle portion and a suction pipe portion, the suction nozzle portion is connected to the negative pressure device through the suction pipe portion, one end of the suction nozzle portion away from the suction pipe portion is in a flared funnel shape, and the bubble blowing air nozzle is disposed on at least one of the suction nozzle portion and the suction pipe portion.
10. A sanitation vehicle comprising a foam fall device as claimed in any one of claims 1 to 9.
CN201911319514.2A 2019-12-19 2019-12-19 Foam dust device and sanitation vehicle Pending CN111270635A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911319514.2A CN111270635A (en) 2019-12-19 2019-12-19 Foam dust device and sanitation vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911319514.2A CN111270635A (en) 2019-12-19 2019-12-19 Foam dust device and sanitation vehicle

Publications (1)

Publication Number Publication Date
CN111270635A true CN111270635A (en) 2020-06-12

Family

ID=70994770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911319514.2A Pending CN111270635A (en) 2019-12-19 2019-12-19 Foam dust device and sanitation vehicle

Country Status (1)

Country Link
CN (1) CN111270635A (en)

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