CN219072885U

CN219072885U - Negative pressure aeration device

Info

Publication number: CN219072885U
Application number: CN202223544189.XU
Authority: CN
Inventors: 罗旭
Original assignee: Chongqing Difeng Water Treatment Technology Co ltd
Current assignee: Chongqing Difeng Water Treatment Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-26
Anticipated expiration: 2032-12-28

Abstract

The negative pressure aeration device comprises an air inlet pipe, a first power water pipe, a water injector, a second power water pipe, a first reaction kettle and a second reaction kettle; an air inlet is formed in the lower part of the first reaction kettle, the lower end of the air inlet pipe is communicated with the air inlet on the first reaction kettle, the first reaction kettle and the second reaction kettle are connected in series through a communicating pipe, a medicine outlet of the second reaction kettle is communicated with the middle part of a three-way pipe, and the lower port of the three-way pipe is communicated with the upper port of the residual liquid separating cylinder; the outlet of the first power water pipe is communicated with the inlet of the water ejector, the outlet of the water ejector is communicated with the second power water pipe, the negative pressure port of the water ejector is communicated with the outer port of the medicine outlet pipe, and the inner port of the medicine outlet pipe is communicated with the upper port of the three-way pipe. When the water jet works, negative pressure aeration is generated in the water jet, so that the first reaction kettle, the second reaction kettle and the air inlet pipe are in a negative pressure state. The water jet device generates negative pressure aeration so that the first reaction kettle, the second reaction kettle and the air inlet pipe are in a negative pressure state.

Description

Negative pressure aeration device

Technical Field

The utility model relates to the field of disinfection equipment, in particular to a negative pressure aeration device.

Background

The existing chlorine dioxide preparation device using sodium chlorate aqueous solution and hydrochloric acid as raw materials and using sodium chlorite aqueous solution and hydrochloric acid as raw materials generally comprises a raw material adding unit, a reaction kettle, a control device, a discharging device and the like, wherein the raw material adding unit is used for adding the two raw materials into the reaction kettle and reacting in the reaction kettle to generate the required chlorine dioxide.

Since the mixing process of the two raw materials is directly related to the reaction speed of the two raw materials. Therefore, whether the adopted raw material mixing and discharging device reasonably relates to whether the raw materials are fully reacted in the reaction kettle or not and the conversion rate of chlorine dioxide. The prior positive pressure discharging mode has the defects of complex pipeline structure and overlong raw material reaction time.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a negative pressure aeration device, and the specific technical scheme is as follows:

negative pressure aeration equipment, its characterized in that: comprises an air inlet pipe, a first power water pipe, a water injector, a second power water pipe, a first reaction kettle and a second reaction kettle;

an air inlet hole is formed in the lower part of the first reaction kettle, the lower end of the air inlet pipe is communicated with the air inlet hole on the first reaction kettle, the first reaction kettle and the second reaction kettle are connected in series through a communicating pipe, a medicine outlet of the second reaction kettle is communicated with the middle part of a three-way pipe, and the lower port of the three-way pipe is communicated with the upper port of the residual liquid separating cylinder;

the outlet of the first power water pipe is communicated with the inlet of the water ejector, the outlet of the water ejector is communicated with the second power water pipe, the negative pressure port of the water ejector is communicated with the outer port of the medicine outlet pipe, and the inner port of the medicine outlet pipe is communicated with the upper port of the three-way pipe.

To better implement the present utility model, it may further be: and the communicating pipe is connected with an explosion-proof pipe in series, and the explosion-proof pipe is communicated with the explosion-proof port.

Further: the first reaction kettle, the second reaction kettle and the drain outlet of the residual liquid separating cylinder are all communicated with a drain pipe.

Further: and the first power water pipe is communicated with a digital electric contact pressure gauge.

The beneficial effects of the utility model are as follows: when the water ejector works, negative pressure aeration is generated in the water ejector, so that the first reaction kettle, the second reaction kettle and the air inlet pipe are in a negative pressure state. Simultaneously, the first reaction kettle and the second reaction kettle directly heat the reaction liquid. The gas in the air inlet pipe blows into the first reaction kettle from the air inlet hole at the lower part of the first reaction kettle, and bubbles are formed at the bottom of the first reaction kettle, so that two medicaments in the first reaction kettle are fully mixed, the reaction is further completed by the cascaded second reaction kettle, the medicaments in the high-temperature reaction kettle are sucked out from the medicament outlet pipe through the negative pressure formed by the operation of the water injector, and the generated chlorine dioxide gas is fully mixed with water to form disinfectant after being sucked into the water injector.

Drawings

FIG. 1 is a first schematic view of a negative pressure aeration apparatus;

FIG. 2 is a second schematic view of a negative pressure aeration device;

the drawing illustrates an air inlet pipe 1, a first power water pipe 2, a water injector 3, a second power water pipe 4, a first reaction kettle 5, a second reaction kettle 6, a residual liquid separating cylinder 7, a communicating pipe 8, an explosion-proof pipe 9, a drain pipe 10, a digital electric contact pressure gauge 11, a medicine inlet pipe 12, a three-way pipe 13 and a negative pressure port 14.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present utility model and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a specific azimuth, and are configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2:

the negative pressure aeration device comprises an air inlet pipe 1, a first power water pipe 2, a water injector 3, a second power water pipe 4, a first reaction kettle 5 and a second reaction kettle 6;

an air inlet is formed in the lower portion of the first reaction kettle 5, the lower end of the air inlet pipe 1 is communicated with the air inlet on the first reaction kettle 5, the first reaction kettle 5 and the second reaction kettle 6 are connected in series through a communicating pipe 8, the heating temperature of the first reaction kettle 5 is 45 degrees, and the heating temperature of the second reaction kettle 6 is 55 degrees. An explosion-proof pipe 9 is connected in series with the communicating pipe 8, and the explosion-proof pipe 9 is communicated with an explosion-proof port.

The medicine outlet of the second reaction kettle 6 is communicated with the middle part of a three-way pipe 13, and the lower port of the three-way pipe 13 is communicated with the upper port of the residual liquid separating cylinder 7;

the drain outlets of the first reaction kettle 5, the second reaction kettle 6 and the residual liquid separating cylinder 7 are communicated with a drain pipe 10.

The water outlet of the first power water pipe 2 is communicated with the inlet of the water injector 3, and a digital electric contact pressure gauge 11 is arranged on the first power water pipe 2 in a communicated mode. When the power water pressure at the front end of the water injector 3 is lower than or higher than a set value, the water injector 3 can not work normally, the instrument transmits a signal to the controller to control a metering pump at the front end, feeding is stopped, the metering pump is not shown in the drawing, the equipment stops heating, and alarm sound is sent out so as to ensure the safe operation of the equipment. The outlet of the water ejector 3 is communicated with the second power water pipe 4, the negative pressure port 14 of the water ejector 3 is communicated with the outer port of the medicine outlet pipe 12, and the inner port of the medicine outlet pipe is communicated with the upper port of the three-way pipe 13.

The utility model has the working process that water in a power water pipe passes through a water injector 3, when the water injector 3 works, negative pressure is generated in the water injector 3 to enable a first reaction kettle 5, a second reaction kettle 6 and an air inlet pipe 1 to be in a negative pressure state, air in the air inlet pipe 1 is blown into the first reaction kettle 5 from an air inlet hole at the lower part of the first reaction kettle 5, air bubbles are formed at the bottom of the first reaction kettle 5 to enable two medicaments in the first reaction kettle 5 to be fully mixed, the cascaded second reaction kettle 6 further completes the reaction, and pure chlorine dioxide gas generated by the reaction in the second reaction kettle 6 is sucked out from a medicine outlet pipe through the negative pressure formed by the work of the water injector 3 and fully mixed with water to form disinfectant after the generated chlorine dioxide gas is sucked into the water injector 3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Negative pressure aeration equipment, its characterized in that: comprises an air inlet pipe, a first power water pipe, a water injector, a second power water pipe, a first reaction kettle and a second reaction kettle;

2. A negative pressure aeration device according to claim 1, wherein: and the communicating pipe is connected with an explosion-proof pipe in series, and the explosion-proof pipe is communicated with the explosion-proof port.

3. A negative pressure aeration device according to claim 2, wherein: the first reaction kettle, the second reaction kettle and the drain outlet of the residual liquid separating cylinder are all communicated with a drain pipe.

4. A negative pressure aeration device according to claim 3, wherein: and the first power water pipe is communicated with a digital electric contact pressure gauge.