CN210846829U

CN210846829U - Double-flow atomizing nozzle and spray gun for agglomeration and dust removal

Info

Publication number: CN210846829U
Application number: CN201921139358.7U
Authority: CN
Inventors: 李志慧; 李湧; 郭超; 王振华
Original assignee: Wuhan Tiankonglan Environmental Protection Technology Co ltd
Current assignee: Wuhan Tiankonglan Environmental Protection Technology Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-06-26
Anticipated expiration: 2029-07-19

Abstract

The utility model relates to a double-flow atomizing nozzle, including shower nozzle and atomizing seat, seted up a plurality of orifices on the shower nozzle, be equipped with gas flow channel, liquid flow channel in the atomizing seat and say with the impact atomization of shower nozzle inner chamber intercommunication, gas flow channel all with the impact atomization way intercommunication with liquid flow channel, be connected with on the atomizing seat with the trachea of gas flow channel intercommunication and with the liquid pipe of liquid flow channel intercommunication. The spray gun for the agglomeration dust removal comprises a gun body, wherein at least one double-flow atomizing nozzle is arranged on the gun body. The utility model discloses in, double-flow atomizing nozzle sets up the atomizing seat and forms the impact atomization way in the atomizing seat, and compressed air and liquid medium mix in the impact atomization way for liquid medium is impacted the atomizing, and two kinds of fluid medium further misce benes in the shower nozzle inner chamber can improve this double-flow atomizing nozzle's atomization effect and reunion dust removal effect of reunion spray gun for the dust removal effectively.

Description

Double-flow atomizing nozzle and spray gun for agglomeration and dust removal

Technical Field

The utility model relates to a double-flow atomizing nozzle and adopt this double-flow atomizing nozzle's reunion spray gun for dust removal.

Background

The dual-flow atomizing nozzle atomizes the liquid by utilizing the spraying effect of compressed air, and the special internal structure design of the device can uniformly mix the liquid and the gas to generate spray with fine droplet size or coarse droplet spray. Generally, a finer droplet spray can be obtained by increasing the gas pressure or decreasing the liquid pressure, resulting in higher gas flow rate and liquid flow rate ratio.

The existing double-flow atomizing nozzle mostly enables compressed air and liquid to be mixed in a cavity of the spray head to realize atomization of the liquid, the atomizing effect of the atomizing nozzle with the structure is relatively poor, the atomizing effect is often required to be enhanced through increasing gas pressure, and the energy consumption is increased and the resource is wasted.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a two-flow atomizing nozzle and adopt this two-flow atomizing nozzle's reunion spray gun for dust removal can solve prior art's partial defect at least.

The embodiment of the utility model relates to a double-flow atomizing nozzle, comprises a spray head, a plurality of orifices have been seted up on the shower nozzle, still include the atomizing seat, be equipped with gas flow channel, liquid runner in the atomizing seat and with the impact atomization way of shower nozzle inner chamber intercommunication, gas flow channel with liquid runner all with impact atomization way intercommunication, be connected with on the atomizing seat with the trachea of gas flow channel intercommunication and with the liquid pipe of liquid runner intercommunication.

In one embodiment, the impact atomization channel and the liquid flow channel are oppositely communicated to form a linear medium flow channel.

In one embodiment, the linear medium flow path is disposed coaxially with the head.

In one embodiment, the gas flow channel is arranged around the linear medium flow channel in a plurality of uniformly spaced positions.

In one embodiment, an included angle is formed between the gas flow channel and the linear medium flow channel.

As one example, the atomization angle of the nozzle is in the range of 10 ° to 40 °.

The embodiment of the utility model provides a reunion is spray gun for dust removal, including the rifle body, at least one as above double-flow atomizing nozzle has been arranged on the rifle body.

The embodiment of the utility model provides a following beneficial effect has at least:

the utility model provides a double-flow atomizing nozzle sets up the atomizing seat and forms the impact atomization way in the atomizing seat, and compressed air and liquid medium are in impact atomization way internal mixing for liquid medium is impacted the atomizing, and two kinds of fluid medium further misce bene in the shower nozzle inner chamber can improve this double-flow atomizing nozzle's atomization effect effectively.

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 a schematic structural diagram of a dual-flow atomizing nozzle according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a spray gun for agglomeration and dust removal provided by the third embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 one

As shown in fig. 1, an embodiment of the present invention provides a dual-flow atomizing nozzle, which includes a nozzle 101, wherein the nozzle 101 has a plurality of nozzle holes 102; the showerhead 101 is preferably a hemispherical structure, the orifices 102 are preferably arranged in a ring on the showerhead 101, the ring of orifices is preferably coaxial with the showerhead 101, and in a further preferred configuration, the ring of orifices is disposed proximate a bottom surface of the showerhead 101, as shown in FIG. 1; of course, other configurations of the nozzle 101 and the nozzle 102 are also suitable for the present embodiment, and will not be described in detail herein.

The atomization angle of the nozzle 101 is preferably within a range of 10-40 degrees, and the dust removing device is particularly suitable for the field of agglomerated liquid dust removal and has a good dust removing effect.

As shown in fig. 1, the dual-flow atomizing nozzle further includes an atomizing base 103, a gas flow channel 106, a liquid flow channel 105 and an impact atomizing channel 104 communicating with the inner cavity of the nozzle 101 are disposed in the atomizing base 103, the gas flow channel 106 and the liquid flow channel 105 are both communicated with the impact atomizing channel 104, and the atomizing base 103 is connected with a gas pipe 108 communicating with the gas flow channel 106 and a liquid pipe 107 communicating with the liquid flow channel 105.

It can be understood that the outlet of the impact atomization channel 104 is communicated with the inner cavity of the spray head 101; the outlet of the gas flow channel 106 and the outlet of the liquid flow channel 105 are both communicated with the impingement atomization channel 104, the inlet of the gas flow channel 106 is communicated with the gas pipe 108, and the inlet of the liquid flow channel 105 is communicated with the liquid pipe 107.

The double-flow atomizing nozzle provided by the embodiment is provided with the atomizing base 103 and the impact atomizing channel 104 formed in the atomizing base 103, and the compressed air and the liquid medium are mixed in the impact atomizing channel 104, so that the liquid medium is atomized by impact, the two fluid media are further uniformly mixed in the inner cavity of the spray head 101, and the atomizing effect of the double-flow atomizing nozzle can be effectively improved.

Further preferably, as shown in fig. 1, the impact atomization channel 104 and the liquid channel 105 are directly communicated to form a straight medium channel, so as to ensure the fluid pressure of the liquid medium, and obtain a good atomization effect and a desired atomization angle; it is understood that the linear medium channel is a linearly extending channel, which passes through the front end and the rear end of the atomizing base 103, and is preferably an integrally formed channel. The liquid flow channel 105 is located on the side of the impingement atomization channel 104 remote from the spray head 101. In a further preferred structure, as shown in fig. 1, the linear medium channel is arranged coaxially with the nozzle 101, so as to ensure the uniform mixing effect of the two fluid media and the balance of the liquid amount sprayed from each spray hole 102.

Further optimizing the structure, as shown in fig. 1, an included angle is formed between the gas flow channel 106 and the linear medium flow channel, and the inlet end of the gas flow channel 106 is generally disposed at an end of the atomizing base 103 away from the showerhead 101; compressed air is obliquely sprayed into the impact atomization channel 104, namely obliquely impacts the liquid medium flow, so that the impact atomization effect on the liquid medium can be ensured, the mixing uniformity with the liquid medium can be improved, meanwhile, the flow direction of the compressed air and the flow direction of the liquid medium have certain isotropy, the pressure loss of the liquid medium can be reduced, and the pressure loss of the compressed air is smaller, so that the stability of an atomization angle can be ensured.

Further optimizing the above structure, as shown in fig. 1, the gas flow channel 106 is provided in a plurality and uniformly spaced around the linear medium flow channel, so as to ensure sufficient impact atomization of the liquid medium. In one embodiment, the outlet ends of the gas channels 106 are located on the same transverse cross-section of the linear medium channel, i.e., the distance between the outlet end of each gas channel 106 and the outlet end of the impingement atomization channel 104 is the same; in other embodiments, the outlet ends of the gas channels 106 are axially arranged in a staggered manner relative to the impingement atomization channel 104, that is, the distances between the outlet ends of the gas channels 106 and the outlet end of the impingement atomization channel 104 are different, so that the impingement atomization effect is good, and the pressure loss of the liquid medium can be effectively reduced.

Example two

The embodiment of the utility model provides a reunion is spray gun for dust removal, including the rifle body 200, the double-flow atomizing nozzle that at least one above-mentioned embodiment one provided has been arranged on the rifle body 200.

EXAMPLE III

The utility model provides a reunion is spray gun for dust removal can regard as the optimization of the reunion for dust removal spray gun that above-mentioned embodiment two provided.

As shown in fig. 2, the spray gun comprises a gun body 200 with one end inserted into a flue 400 and suspended in the air, the other end of the gun body 200 is located outside the flue 400, a sleeve 301 is sleeved on the outer surface of the gun body 200 located outside the flue 400, one end of the sleeve 301 is used for being welded with the outer wall of the flue 400, the other end of the sleeve 301 is abutted to a flange plate 303 installed on the gun body 200, a ball ring set capable of rotating is nested on the inner side wall of the sleeve 301, the ball ring set comprises a plurality of ball rings arranged along the axial direction of the sleeve 301, and balls 302 of the ball rings are arranged along the circumferential direction of the sleeve 301 and are all in contact with the outer wall of the gun body 200.

Therefore, as shown in fig. 2, the gun body 200 penetrates through the wall of the flue 400 from the outside of the flue 400 into the flue 400, and the nozzle on the gun body 200 is positioned in the flue 400 to spray the flue gas in the flue 400 so as to achieve the purpose of agglomeration and dust removal. The flange plate 303 is fixed on the gun body 200, the sleeve 301 is welded on the outer wall of the flue 400 before the gun body 200 is inserted, then the gun body 200 is inserted, and the flange plate 303 on the gun body 200 is abutted against the other end of the sleeve 301. The sleeve 301 is embedded with a ball ring group, the ball ring group is embedded in the sleeve 301 through a plurality of balls 302 in a rolling manner, the ball ring group plays a role of supporting the gun body 200, the gun body 200 is contacted with the ball ring group when being drawn, inserted and rotated in the sleeve 301, and the ball ring group supports the gravity of the whole gun body 200 and the reaction force when the gun body 200 is sprayed. When the gun body 200 needs to be installed, the gun body 200 can slide along the ball ring group in the sleeve 301 only by extending the gun body 200 into the sleeve 301, and the installation is convenient; when the gun body 200 needs to be disassembled, the gun body 200 is directly drawn out, the gun body 200 does not need to be held by hands, the scalding probability is reduced, and the gun body 200 slides relative to the sleeve 301 through rolling of the ball ring group, so that the whole disassembling and assembling process is easy and convenient, and the working efficiency is improved.

Wherein, in order to make the contact gap between the gun body 200 and the sleeve 301 small, one end of the gun body 200 can be thickened, and after the gun body 200 is inserted into the flue 400, the thickened end is abutted against the sleeve 301 to reduce the gap, so that the dust deposition in the gap can be avoided.

Preferably, the ball ring set includes a first ball ring and a second ball ring, and the first ball ring and the second ball ring are respectively installed on the inner side walls of the two ends of the casing 301 in a rolling manner. As shown in fig. 2, the inner side walls of the two ends of the sleeve 301 are respectively provided with a first ball ring and a second ball ring, the first ball ring and the second ball ring play a role of supporting and sliding the gun body 200, the gun body 200 generally has a length of about two meters, and the length of the gun body 200 extending into the flue 400 is about 1.5 meters, that is, the length of the part extending into the flue 400 is much longer than that of the part remaining outside the flue 400, and the part extending into the gun body 200 is suspended in the flue 400, so the gravity of the suspended part of the gun body 200 is supported by two groups of the first ball ring and the second ball ring, and the first ball ring and the second ball ring are respectively located at the two ends of the sleeve 301, so that the distance between the first ball ring and the second ball ring is the largest, and the combination of the first ball ring and the second ball ring can maximally balance and bear the self-weight generating force from the gun body 200.

Preferably, in each ball ring, the horizontal section of the gun body 200 is taken as a reference plane, the balls 302 below the reference plane are supporting balls 302, the balls 302 above the reference plane are positioning balls 302, and the arrangement density of the supporting balls 302 is preferably greater than that of the positioning balls 302. When the gun body 200 slides in the sleeve 301, the supporting ball 30211 located at the lower part of the sleeve 301 mainly plays a supporting role, the positioning ball 30212 located at the upper part of the sleeve 301 mainly plays a positioning role, and the supporting effect on the gun body 200 can be ensured by increasing the arrangement density of the supporting balls 302.

Preferably, a reinforcing member 304 is welded outside the casing 301 to reinforce the structural strength of the casing 301 and ensure the positioning and supporting effect on the gun body 200. The reinforcing member 304 is preferably plural and arranged annularly along the outer wall of the casing 301.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a double-flow atomizing nozzle, includes the shower nozzle, a plurality of orifices have been seted up on the shower nozzle, its characterized in that: still include the atomizing seat, be equipped with gas flow channel, liquid flow channel in the atomizing seat and with the impact atomization way of shower nozzle inner chamber intercommunication, gas flow channel with liquid flow channel all with impact atomization way intercommunication, be connected with on the atomizing seat with the trachea of gas flow channel intercommunication and with the liquid pipe of liquid flow channel intercommunication.

2. The dual stream atomizing nozzle of claim 1, wherein: the impact atomization channel is opposite to the liquid channel and is communicated with the liquid channel to form a linear medium channel.

3. The dual stream atomizing nozzle of claim 2, wherein: the linear medium flow passage and the spray head are coaxially arranged.

4. The dual stream atomizing nozzle of claim 2, wherein: the gas flow channels are arranged around the linear medium flow channel in a plurality of uniformly spaced mode.

5. The dual stream atomizing nozzle of claim 2 or 4, wherein: an included angle is formed between the gas flow channel and the linear medium flow channel.

6. The dual stream atomizing nozzle of claim 1, wherein: the atomization angle of the nozzle is within the range of 10-40 degrees.

7. The utility model provides a reunion is spray gun for dust removal, includes the rifle body, its characterized in that: at least one two-fluid atomizing nozzle according to one of claims 1 to 6 is arranged on the gun body.