CN112058527B

CN112058527B - Dry fog presses down dirt and uses front spraying case

Info

Publication number: CN112058527B
Application number: CN202010966699.2A
Authority: CN
Inventors: 郑木生; 魏志军
Original assignee: Maanshan Fangzheng Machinery Manufacturing Co ltd
Current assignee: Maanshan Fangzheng Machinery Manufacturing Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-07-02
Anticipated expiration: 2040-09-15
Also published as: CN112058527A

Abstract

The invention relates to the technical field related to atomization and dust removal, and discloses a front spray box for dry fog dust suppression. The umbrella disc is arranged at the water inlet cavity of the nozzle main body, the conveying frame is arranged at the air inlet cavity, the umbrella disc is used for ejecting the pushing piston out, the pushing piston is used for pushing high-speed airflow in the conveying frame out, the direction of water drops sliding out from the umbrella disc is tangent to the direction of the airflow sprayed out from the conveying frame, the rotating speed and the degree of water drop shredding can be controlled by the pushing force of the umbrella disc pushing the pushing piston, when the water flow in the water inlet cavity is strong, the distance of pushing the pushing piston is increased, the airflow released from the conveying frame is increased, and therefore the nozzle main body can adapt to the phenomenon that the circulation of water media is unstable due to impurities in the water inlet cavity, the phenomenon of imbalance of the proportion of water and air is influenced, and the purposes of efficient spraying and self-adaptive regulation atomization.

Description

Dry fog presses down dirt and uses front spraying case

Technical Field

The invention relates to the technical field related to atomization and dust removal, in particular to a front-side spray box for dry fog dust suppression.

Background

The dry fog dust suppression system mixes compressed air and water into a water vapor atomizing nozzle according to the water vapor ratio, the water vapor atomizing nozzle is flushed by the compressed air for acceleration, and the accelerated gas is utilized to spray the crushed water mist particles out of a nozzle to act on a dust raising point, so that the purpose of suppressing dust is achieved.

The main working principle of the existing dry fog dust suppression spraying box is as follows: the water-spraying device is provided with a hollow outer pipe and an inner pipe respectively, the inner pipe of the water-spraying device is placed in the inner cavity of the outer pipe, secondly, the air storage chamber in the outer pipe is communicated with an air inlet pipe, meanwhile, the water storage chamber in the inner cavity of the inner pipe is communicated with an water inlet pipe, the nozzle assembly is arranged on the outer pipe and the inner pipe at equal intervals, meanwhile, an air inlet chamber on the nozzle assembly is communicated with the air storage chamber in the outer pipe, an air inlet chamber on the nozzle assembly is communicated with the water storage chamber in the inner pipe, and then in the working process, the water medium in the water inlet chamber is shredded into water mist particles through high-speed flowing air through the air inlet chamber on the nozzle assembly.

In the actual use process, the high-pressure gas water inlet medium is only shredded for atomization, and although atomization can be performed, if the water contains partial impurities or scales, the water inlet cavity on the nozzle assembly is blocked, so that the phenomenon of unsmooth water outlet is caused, the water-air ratio is greatly influenced, and the spraying capacity of the atomizing nozzle is greatly reduced; and, when the intake antrum was all blockked up, its air current can directly outwards release from the nozzle head on the nozzle subassembly, and when atomizer's quantity was too much, the increase of the volume of work can be caused in the inspection of timing, simultaneously, when the nozzle air current can't be spraying, unable the very first time detects, impels a large amount of losses of high-speed air current, increases the energy consumption.

Disclosure of Invention

Aiming at the defects of the existing dry fog dust suppression spraying device in the background technology in the using process, the invention provides a front spraying box for dry fog dust suppression, which has the advantages of efficient spraying, self-adaptive adjustment and atomization and timely warning, and solves the technical problems in the background technology.

The invention provides the following technical scheme: the utility model provides a dry fog presses down dirt and uses front spray box, includes the outer tube, the inner wall movable mounting of outer tube has the inner tube, and the both ends of outer tube fixed mounting respectively have the hangers, the inner wall of outer tube is equipped with the gas receiver, and the outside middle part fixed mounting of outer tube has the intake pipe communicating with the gas receiver, the inner wall of inner tube is equipped with the reservoir, and the lateral wall middle part fixed mounting of inner tube has the inlet tube communicating with the reservoir, the lateral wall of outer tube has the nozzle assembly through bolt fixed mounting respectively, and contains nozzle main part, air inlet chamber and intake antrum in the nozzle assembly, the top of nozzle main part is equipped with the air inlet chamber communicating with the gas receiver, and the lateral wall of nozzle main part is equipped with the intake antrum communicating with the reservoir, the bottom fixedly connected with nozzle head of nozzle main part, the inner wall fixed mounting of nozzle main part have with the communicating carriage of air inlet chamber, and the, the lateral wall movable mounting of nozzle main part has the umbrella dish that is arranged in the intake antrum, and the top of umbrella dish with promote piston swing joint, the top fixedly connected with flabellum of umbrella dish, the bottom of carriage has been seted up with higher speed the gas pocket.

Preferably, the number of the accelerating air holes is two, the two accelerating air holes are equal in size, and the two accelerating air holes are symmetrically formed according to the central axis of the conveying frame.

Preferably, the shape of umbrella dish is the umbrella-type, and the concave surface on umbrella dish top just to promoting the piston, the concave surface fixed mounting on umbrella dish top has the flabellum of angular distribution such as, and the concave surface middle part of umbrella dish is equipped with the spill boss that is used for promoting piston movable mounting, the top fixedly connected with drive oar of umbrella dish.

Preferably, the end face of the pushing piston is in a circular truncated cone shape, and the top end of the pushing piston is fixedly connected with a positioning ball body matched with the concave boss on the umbrella disc.

The invention has the following beneficial effects:

1. the invention arranges the umbrella disk at the water inlet cavity of the nozzle main body, and arranges the conveying frame at the air inlet cavity, therefore, in the using process, the water medium in the water inlet cavity acts on the umbrella disk completely, and the umbrella disk ejects the push piston out, the push piston discharges the high-speed air flow in the conveying frame, the umbrella disk rotates to disperse the water drops attached on the umbrella disk by centrifugal force, meanwhile, the sliding direction of the water drops on the umbrella disk is tangent to the air flow direction sprayed by the conveying frame, the water drops are further shredded, meanwhile, the thrust of the umbrella disk pushing the push piston can control the self rotating speed and the water drop shredding degree, when the water flow in the water inlet cavity is stronger, the distance of pushing the piston is increased, the air flow released on the conveying frame is increased, otherwise, the water flow in the water inlet cavity weakens the air flow released on the conveying frame and is relatively reduced, therefore, the device can adapt to the phenomenon that the circulation of the water medium in the water inlet cavity is unstable due to impurities, thereby influencing the phenomenon of imbalance of the proportion of water and air and finally achieving the aims of efficient spraying and self-adaptive adjustment and atomization.

2. The bottom of the conveying frame is provided with the accelerating air hole, so that after the aqueous medium on the umbrella disc is atomized, the nozzle head on the nozzle main body can be quickly blown out through the accelerating air hole, and the aim of pushing out the fog is further achieved.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the umbrella plate of the present invention;

FIG. 6 is a top view of the umbrella disk of the present invention;

FIG. 7 is an enlarged view of the invention at C of FIG. 1.

In the figure: 1. an outer tube; 2. an inner tube; 3. hanging a lug; 4. an air inlet pipe; 5. a water inlet pipe; 6. an air storage chamber; 7. a water storage chamber; 8. a nozzle assembly; 80. a nozzle body; 81. an air inlet cavity; 82. a water inlet cavity; 9. a carriage; 10. pushing the piston; 11. accelerating air holes; 12. an umbrella disk.

Detailed Description

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. 1-7, a front spray box for dust suppression of dry fog comprises an outer tube 1, an inner tube 2 movably mounted on the inner wall of the outer tube 1, hanging lugs 3 respectively fixedly mounted at two ends of the outer tube 1, an air storage chamber 6 arranged on the inner wall of the outer tube 1, an air inlet tube 4 fixedly mounted at the middle part of the outer side of the outer tube 1 and communicated with the air storage chamber 6, a water storage chamber 7 arranged on the inner wall of the inner tube 2, an air inlet tube 5 fixedly mounted at the middle part of the side wall of the inner tube 2 and communicated with the water storage chamber 7, nozzle assemblies 8 fixedly mounted on the side walls of the outer tube 1 through bolts, the nozzle assemblies 8 comprising a nozzle main body 80, an air inlet chamber 81 and an air inlet chamber 82, an air inlet chamber 81 communicated with the air storage chamber 6 arranged at the top of the nozzle main body 80, an air inlet chamber 82 communicated with the water storage chamber 7 arranged on the side walls of the nozzle main body 80, a nozzle head fixedly connected to, the two sides of the inner wall of the conveying frame 9 are respectively movably provided with a pushing piston 10, the side wall of the nozzle main body 80 is movably provided with an umbrella disc 12 positioned in a water inlet cavity 82, the top end of the umbrella disc 12 is movably connected with the pushing piston 10, the top end of the umbrella disc 12 is fixedly connected with fan blades, the bottom end of the conveying frame 9 is provided with an accelerating air hole 11, in order to achieve the purposes of high-efficiency spraying and self-adaptive adjustment atomization, the umbrella disc 12 is arranged at the water inlet cavity 82, meanwhile, the pushing piston 10 arranged on the inner wall of the conveying frame 9 is matched with the umbrella disc 12, when a medium flows out from the water inlet cavity 82, the pushing piston 10 is pushed out to leave an air flow gap between the pushing piston 10 and the conveying frame 9, so that the air flow in the conveying frame 9 flows to the umbrella disc 12 from the pushing piston 10, and the water-water medium on the water inlet cavity 82 can be impacted to the umbrella disc 12, and the fan blades on the umbrella disc 12 can be blown by the air flow in the conveying frame 9, further, the medium on the umbrella disk 12 is dispersed and thrown out by centrifugal force, then the air flow at the fan blades of the conveying frame 9 flows out from the tangential direction of the umbrella disk 12, meets and tears the dispersed water drops right before, so that the water medium in the water inlet cavity 82 is firstly dispersed by the umbrella disk 12 after flowing out, then is torn by the tangential wind on the umbrella disk 12, so that the atomized water particles are reduced, the atomization effect is increased, and the size of the air flow released in the conveying frame 9 depends on the thrust of the medium in the water inlet cavity 82, therefore, when the strength of the medium in the water inlet cavity 82 is enhanced, the air flow released by the conveying frame 9 is increased, the rotating speed of the umbrella disk 12 and the size of the tangential wind at the umbrella disk 12 are increased, so that the water drops on the umbrella disk 12 can be automatically proportioned according to the medium change on the water inlet cavity 82, and the water atomization efficiency is increased, finally, the purposes of high-efficiency spraying and self-adaptive adjustment and atomization are achieved.

Wherein, the number of the accelerating air holes 11 is two, the two accelerating air holes 11 have the same size, the two accelerating air holes 11 are symmetrically arranged according to the central axis of the conveying frame 9, in order to achieve the purpose of warning in time, two accelerating air holes 11 are arranged at the bottom end of the conveying frame 9, under the normal working condition, because the air flow in the conveying frame 9 can push the piston 10 to flow out for partial pressure, so that the air flow from the accelerating air hole 11 is only used for spraying the water medium atomized by the umbrella disk 12 from the nozzle head of the nozzle body 80, and then, when the water inlet cavity 82 is blocked, the piston 10 is pushed to block the conveying frame 9, so that the air flow in the conveying frame 9 is sprayed out from the accelerating air hole 11, the full flow of air from the carriage 9 may cause a sharp sound to be generated in the carriage 9, thereby alerting the user that the nozzle assembly 8 is not operating properly.

Wherein, the umbrella disk 12 is umbrella-shaped, the concave surface of the top of the umbrella disk 12 is right opposite to the pushing piston 10, the concave surface of the top of the umbrella disk 12 is fixedly provided with fan blades which are distributed at equal angles, the concave middle part of the concave surface of the umbrella disk 12 is provided with a concave boss which is used for pushing the piston 10 to be movably arranged, the top of the umbrella disk 12 is fixedly connected with a driving paddle, in order to achieve that the umbrella disk 12 can disperse and rapidly rotate the water medium, the umbrella disk 12 is umbrella-shaped, so that the water drops and the air flow which are emitted by the umbrella disk 12 can be at the same tangent position, the water drops can be conveniently torn by the air flow, meanwhile, the umbrella disk 12 is provided with the concave boss which can push the piston 10 to prop against the umbrella disk 12, the phenomenon that the deflection angle of the umbrella disk 12 is too large due to positioning during the high-speed rotation of the umbrella disk 12 is prevented, and the driving paddle arranged at the top of the umbrella disk 12 is used for driving, the bevel on the driving paddle is impacted, so that the rotating speed of the umbrella disk can be further enhanced, and the centrifugal force of the umbrella disk 12 on the water medium acting on the umbrella disk 12 is further enhanced.

Wherein, the terminal surface shape that promotes piston 10 is the round platform shape, and the top fixedly connected with that promotes piston 10 and the location spheroid of the spill boss looks adaptation on the umbrella disk 12, through the top fixed mounting who promotes piston 10 with the umbrella disk 12 on the location spheroid of spill boss looks adaptation, not only prevent that umbrella disk 12 from taking place the skew in the rotation of height, simultaneously, when it promotes piston 10 when being ejecting, if promote piston 10 and take place for the deflection, also can carry out the alignment according to the location spheroid simultaneously.

The using method of the invention has the following working principle: firstly, fixing an outer pipe 1 of the water storage tank by a hanging lug 3, then conveying a gas medium in an air inlet pipe 4 into an air storage chamber 6, and conveying a water medium in an water inlet pipe 5 of the air storage tank into a water storage chamber 7;

the working state is as follows: the water medium in the water storage chamber 7 can enter the water inlet cavity 82 on the nozzle component 8, and the umbrella disk 12 is ejected out by the self pressure of the water medium, then, the umbrella disk 12 can drive the push piston 10 to eject towards the inner part of the conveying frame 9 due to the ejection of the umbrella disk 12, and in the ejection process, the push piston 10 can generate an air flow gap with the side wall of the conveying frame 9, so that the air medium flowing from the air storage chamber 6 to the air inlet cavity 81 acts on the fan blades on the umbrella disk 12 through the conveying frame 9 through the air flow gap, the umbrella disk 12 is driven to rotate by the air medium in the conveying frame 9, meanwhile, the water medium on the umbrella disk 12 can directly impact on the driving paddles on the umbrella disk 12, and further, the rotation speed of the umbrella disk is enhanced through the inclined planes on the driving paddles, and the dispersion is realized by the high-speed rotation of the umbrella disk 12 and simultaneously the umbrella disk 12 is thrown out along the tangential direction of the umbrella disk 12, then when the umbrella disc 12 throws out the dispersed aqueous medium, the dispersed aqueous medium is ejected along the tangential direction of the umbrella disc 12 through the high-speed gas in the conveying frame 9, and is combined with the dispersed water drops to carry out secondary shredding of the water drops to form mist, and if the strength of the aqueous medium in the water inlet cavity 82 is increased, the distance for pushing the piston 10 to move by the umbrella disc 12 is increased, so that the airflow discharged from the conveying frame 9 is also increased, the rotating speed and the tangential force of the umbrella disc 12 are increased, the phenomenon of unbalanced water-air ratio caused by unsmooth water discharge due to blockage of the water inlet cavity 82 is adapted, and finally, the atomized aqueous medium is quickly ejected from the nozzle on the nozzle main body 80 through the accelerating air hole 11;

timely warning state: when the inlet chamber 82 is completely blocked so that the umbrella disk 12 cannot deliver the aqueous medium to the outside, the high-speed gas in the carriage 9 pushes the piston 10 to close the carriage 9, and the gas in the carriage 9 is completely discharged from the acceleration air hole 11, so that a sharp sound is generated at the acceleration air hole 11 to remind the user that the nozzle assembly 8 cannot be used normally.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry fog presses down dirt and uses front spray box, includes outer tube (1), the inner wall movable mounting of outer tube (1) has inner tube (2), and the both ends of outer tube (1) fixed mounting respectively have hangers (3), the inner wall of outer tube (1) is equipped with reservoir (6), and the outside middle part fixed mounting of outer tube (1) has intake pipe (4) communicating with reservoir (6), the inner wall of inner tube (2) is equipped with reservoir (7), and the lateral wall middle part fixed mounting of inner tube (2) has inlet tube (5) communicating with reservoir (7), the lateral wall of outer tube (1) has nozzle assembly (8) through bolt fixed mounting respectively, and contains nozzle main part (80) in nozzle assembly (8), admit air chamber (81) and intake chamber (82), the top of nozzle main part (80) is equipped with admit air chamber (81) communicating with reservoir (6), and the lateral wall of nozzle main part (80) is equipped with intake antrum (82) that communicates with reservoir chamber (7), the bottom fixedly connected with nozzle head of nozzle main part (80), its characterized in that: the inner wall of the nozzle main body (80) is fixedly provided with a conveying frame (9) communicated with an air inlet cavity (81), the two sides of the inner wall of the conveying frame (9) are respectively and movably provided with a pushing piston (10), the side wall of the nozzle main body (80) is movably provided with an umbrella disc (12) positioned in an air inlet cavity (82), the top end of the umbrella disc (12) is movably connected with the pushing piston (10), the concave surface of the top end of the umbrella disc (12) is fixedly connected with fan blades, the bottom end of the conveying frame (9) is provided with an accelerating air hole (11), the umbrella disc (12) is umbrella-shaped, the concave surface of the top end of the umbrella disc (12) is just opposite to the pushing piston (10), the concave surface of the top end of the umbrella disc (12) is fixedly provided with fan blades distributed at equal angles, the middle part of the concave surface of the umbrella disc (12) is provided with a concave boss used for movably mounting the pushing piston (10), and the convex, the end face of the pushing piston (10) is in a circular truncated cone shape, and the top end of the pushing piston (10) is fixedly connected with a positioning ball body matched with the concave boss on the umbrella disc (12).

2. The dry mist dust suppression front spray box of claim 1, wherein: the number of the accelerating air holes (11) is two, the two accelerating air holes (11) are equal in size, and the two accelerating air holes (11) are symmetrically formed according to the central axis of the conveying frame (9).