CN217015909U

CN217015909U - Backflow-preventing air pipe sprayer

Info

Publication number: CN217015909U
Application number: CN202220380414.1U
Authority: CN
Inventors: 杨惠芬; 李秋
Original assignee: NINGBO TIANQIN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Current assignee: NINGBO TIANQIN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-07-22
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a backflow-preventing air pipe sprayer which comprises a sprayer shell, a spray pipe and a drainage device, wherein an air flow inlet and an air flow outlet are formed in the sprayer shell, the drainage device is arranged at the bottom of the sprayer shell, the inlet end of the spray pipe penetrates through the upper wall of the sprayer shell and extends to the outside of the sprayer shell, the outlet end of the spray pipe is located inside the sprayer shell, the outlet end of the spray pipe is connected with a circumferential nozzle, and the direction of the outlet end of the sprayer is the same as the direction of the air flow outlet. The utility model can effectively cool and remove dust for the waste gas generated by heat treatment and forging, and has higher practical value and commercial value.

Description

Backflow-preventing air pipe sprayer

Technical Field

The utility model relates to the field of heat treatment waste gas treatment, in particular to a backflow-preventing air pipe sprayer.

Background

With the continuous progress of the technological level, the requirements of factory emission are higher and higher, the high-temperature and high-viscosity oily waste gas emissions generated in the heat treatment and forging processes have great influence on the environment, and the emissions are easy to adhere and deposit in the pipeline, so that the environmental impact and the production impact are great.

For the equipment for treating waste gas, efficiency and service life of electrostatic dust removal or wet dust removal have certain influence, and the method often used in general production is to arrange pre-spraying in the pipeline so as to reduce temperature and remove dust of the waste gas, but in the conventional method, the problem that spraying water flows back to the production equipment or flows into the equipment for treating the waste gas is existed, which can also cause influence on production and treatment, and the spraying equipment is arranged in the pipeline, so that the problem that the position of the spraying equipment is difficult to find after the spraying equipment is blocked and damaged, even if the pipeline needs to be cut away after finding, the maintenance or the replacement is inconvenient, and the cost is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a backflow-preventing air pipe sprayer so as to solve the problems that the conventional air pipe sprayer cannot effectively cool the waste gas after heat treatment and water flow possibly flows into a gas pipeline.

In order to solve the problems, the utility model provides a backflow-preventing air pipe sprayer which comprises a sprayer shell, a spraying pipe and a drainage device, wherein an air flow inlet and an air flow outlet are formed in the spraying pipe shell, the drainage device is arranged at the bottom of the sprayer shell, the inlet end of the spraying pipe penetrates through the upper wall of the sprayer shell and extends to the outside of the shell, the outlet end of the spraying pipe is located in the sprayer shell, the outlet end of the spraying pipe is connected with a circumferential nozzle, and the direction of the outlet end of the spraying pipe is the same as the direction of the air flow outlet.

The spray pipe penetrates through the upper part of the spray pipe shell, water can be sprayed into the spray pipe shell to cool gas introduced into the spray pipe shell, the circumferential nozzle is further arranged at the outlet of the spray pipe to enlarge the area for spraying water, the circumferential nozzle is used for forming a water curtain fully distributed with the air pipe in the air pipe towards the air outlet direction, the spray pipe can be used for covering most circumferential positions in the spray pipe shell to cool the gas and take away particles in oil smoke waste gas, the outlet end of the spray pipe faces the direction same as the direction of the airflow outlet, and the oil smoke waste gas after heat treatment can be pretreated to the maximum extent.

As a preferable scheme, the inlet end of the spraying pipe is provided with a water quantity regulating valve, and the water quantity sprayed out by the spraying pipe can be regulated through the water quantity regulating valve, so that the water curtain state can be regulated after different oil smoke waste gases enter the backflow prevention air pipe sprayer.

Preferably, the sprayer housing is a circular flange with two equal diameters, and the circular flange is used as the sprayer housing, so that the sprayer housing is conveniently used for connecting the exhaust gas pipeline.

As a preferable scheme, the spray pipe and the drainage device are both arranged at the middle section of the sprayer housing, and the spray pipe and the drainage device are both arranged at positions near the middle part of the sprayer housing, so that the problems that water flows into the waste gas pipe after the position of the spray pipe is over and the effect of waste gas treatment is general due to the fact that the position of the spray pipe is over front and the water flowing into the bottom of the sprayer housing cannot be timely discharged before or after the drainage device is arranged are prevented.

As preferred scheme, be provided with the access hole on the shower casing, just the access hole sets up shower casing position, the access hole is convenient for the user and overhauls drainage device and shower, through the design of access hole, is convenient for maintain the detection to the shower inside under the condition that need not to dismantle the shower casing.

As the preferred scheme, the position that the shower casing corresponds the access hole is provided with the access door, just the access door with be provided with sealing device between the shower casing, through access door and sealing device's setting, guaranteed the sealing performance of shower, prevent to lead to waste gas because the setting of access hole leaks.

Preferably, the drainage device comprises a drainage weir and a funnel device, and an inlet of the funnel device is connected with the bottom of the drainage weir. The setting through the drainage weir can be with the water that falls into shower housing bottom derive the shower housing outside, can be in the same place the water gathering that flows through the setting of funnel device, the processing of the follow-up sewage of being convenient for.

According to the utility model, the circumferential nozzle is arranged at the outlet of the spray pipe, and is arranged at the position close to the middle part in the spray pipe shell, so that the gas communicated with the backflow-preventing air pipe sprayer can be effectively cooled and preliminarily dedusted, the drainage device arranged at the bottom of the spray pipe shell can discharge the treated sewage, and backflow or water leakage can be prevented, so that the utility model has high practical value and popularization value.

Drawings

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

FIG. 2 is a side view of the present invention;

description of the reference numerals:

1. a sprayer housing; 11. an airflow inlet; 12. an airflow outlet; 2. a shower pipe; 21. an inlet end; 22. an outlet end; 23. a water quantity regulating valve; 24. a circumferential nozzle; 3. a water discharge device; 31. a drainage weir; 32. a hopper device; 4. an access hole; 41. an access door; 42. and (7) sealing the device.

Detailed Description

The technical solutions of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are some, but not all, embodiments of the present invention. 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.

As shown in fig. 1 and fig. 2, fig. 1 is a schematic front structural view of the present invention, fig. 2 is a schematic side structural view of the present invention, the main body of the present invention includes a sprayer housing 1, the sprayer housing 1 is a circular flange, one end of the circular flange is an airflow inlet 11, the other end is an airflow outlet 12, the airflow inlet 11 is connected to an exhaust gas pipe close to a heat treatment exhaust gas source, and the airflow outlet 12 is connected to an exhaust gas pipe close to an exhaust gas treatment device;

a spray pipe 2 is arranged in the sprayer housing 1, an outlet of the spray pipe 2 is positioned in the sprayer housing 1 and close to the middle, when the sprayer housing 1 is cylindrical (such as a flange), an outlet end 22 of the spray pipe 2 can be arranged at a position close to the center of a circle in the middle of the sprayer housing 1, a circumferential nozzle 24 is further arranged at the outlet end 22 of the spray pipe and can spray a water curtain to the circumferential direction, the circumferential nozzle 24 and the outlet end 22 are in the same direction and the same direction as the gas flow outlet 12, a water quantity regulating valve 23 is arranged at an inlet end 21 of the spray pipe 2, the water quantity sprayed out of the spray pipe 2 can be conveniently regulated through the water quantity regulating valve 23, so that the size and the density of the water curtain sprayed out by the circumferential nozzle 24 can be further regulated, water outlet is closed, and the outlet end 22 of the spray pipe 2 is connected with a water delivery device;

the bottom of the sprayer housing 1 is provided with a drainage device 3, the drainage device 3 comprises a drainage weir 31 arranged at the bottom of the sprayer housing 1 and a funnel device 32 connected with an outlet of the drainage weir 31, the drainage weir 31 is designed to enable sprayed water to flow to the bottom and then to be gathered together, and then to flow into the funnel device 32, the funnel device 32 can further gather water left by the drainage weir 31 together, the bottom of the funnel device 32 can be connected with a system water circulation system to enable the water to be recycled and conveyed to an inlet end 21 of the sprayer, and the water can also be directly led into the drainage system to be discharged;

the lateral wall of spray thrower housing 1 is provided with an access hole 4, this access hole 4 is suitable for and observes and maintains shower 2 and drainage device 3 inside spray thrower housing 1, the outside of access hole 4, still be provided with an access door 41, access door 41 is connected with spray thrower housing 1 lateral wall, and be provided with sealing device 42 between access door 41 and the spray thrower housing 1 lateral wall, be used for guaranteeing access door 41 when closing, the gas tightness of spray thrower housing 1, prevent because the design of access hole 4 leads to the phenomenon that heat treatment waste gas flows out, access door 41 can adopt transparent or translucent material, thereby be convenient for observe spray thrower housing 1 is inside, if there is no blocking phenomenon, whether inside needs the problem of maintenance.

The working process of the utility model is as follows: when a user needs to install the backflow-preventing air pipe sprayer of the utility model, the air flow inlet 11 needs to be aligned with the previous waste gas pipeline (a pipeline close to a waste gas source), the air flow outlet 12 needs to be aligned with the next waste gas pipeline (a pipeline close to a waste gas treatment device), so a flange plate matched with the size of the waste gas pipeline is generally selected as the most suitable sprayer shell 1 of the utility model, after the utility model is connected into the waste gas pipeline, a water pipe with a water source is connected with the inlet end 21 of the spray pipe 2 of the utility model, water is opened, the access door 41 is closed, the water quantity regulating valve 23 is further opened and the size of the water is regulated, the water is sprayed out from the circumferential nozzle 24 arranged at the outlet end 22 of the spray pipe 2 and is in a water curtain shape, the waste gas after the heat treatment of the utility model continuously passes through the water curtain, the temperature of the waste gas and dust contained in the waste gas are partially taken away, and the waste gas is effectively pretreated, the water curtain falls into the bottom of the sprayer housing 1 under the action of reaction force and gravity after contacting the side wall of the sprayer housing 1, a drainage weir 31 arranged at the bottom of the sprayer housing 1 collects the wastewater, further falls into a funnel device 32 connected with the drainage weir 31, and finally is discharged to an external water circulation system or is directly communicated into a drainage system; if a problem occurs inside the shower housing 1, the inside of the shower housing 1 can also be repaired or maintained through the access opening 4 by opening the access door 41.

The utility model can effectively pretreat the waste gas after heat treatment or forging treatment, further guarantee the up-to-standard discharge of the waste gas after the treatment of subsequent dust removing equipment, and prevent backflow or water leakage.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims

1. The utility model provides a prevent air hose spray thrower which characterized in that: including shower casing (1), shower (2) and drainage device (3), be equipped with air inlet (11) and air outlet (12) on shower (2) casing, drainage device (3) set up shower casing (1) bottom, entrance point (21) of shower (2) run through shower casing (1) upper wall and extend to shower casing (1) outside, exit end (22) of shower (2) are located inside shower casing (1), just exit end (22) of shower (2) are connected with a circumferential direction nozzle (24), the orientation of exit end (22) of shower (2) with the direction of air outlet (12) is the same.

2. The anti-backflow air pipe sprayer according to claim 1, wherein: and a water quantity regulating valve (23) is arranged at the inlet end (21) of the spray pipe (2).

3. The anti-backflow air pipe sprayer according to claim 1, wherein: the sprayer shell (1) is a circular flange with two ends in equal diameter.

4. The anti-backflow air pipe sprayer according to claim 1, wherein: the spray pipe (2) and the drainage device (3) are arranged at the middle section of the sprayer shell (1).

5. The anti-backflow air pipe sprayer according to claim 4, wherein: be provided with access hole (4) on sprayer casing (1), just access hole (4) set up sprayer casing (1) lateral wall middle section position.

6. The anti-backflow air pipe sprayer according to claim 5, wherein: the sprayer housing (1) is provided with an access door (41) corresponding to the position of the access hole (4), and a sealing device (42) is arranged between the access door (41) and the sprayer housing (1).

7. The anti-backflow air pipe sprayer according to claim 1, wherein: the drainage device (3) comprises a drainage weir (31) and a funnel device (32), and an inlet of the funnel device (32) is connected with the bottom of the drainage weir (31).