Pressurized injection device

Abstract

The utility model discloses a pressurized spraying device which comprises a high-pressure gas cylinder, a liquid cylinder, a pressure reducing valve, a switch valve and a spraying head. High-pressure gas is stored in the high-pressure gas cylinder, and a liquid reagent for spraying is stored in the liquid bottle; the high-pressure gas bottle is connected with an inlet of the liquid bottle through a pipeline A; a pressure reducing valve is mounted on the pipeline A; the pressure reducing valve is used for reducing the pressure of high-pressure gas output by the high-pressure gas cylinder; an outlet of the liquid bottle is connected with the spray head through a pipeline B, and a liquid reagent in the liquid bottle is output to the spray head for spraying under the action of input air pressure; and the switch valve is mounted on the pipeline B and is used for controlling the on-off of the pipeline B. When the pressurized spraying device sprays a liquid reagent, the atomization effect is uniform, the continuity is long, and the spraying flow of the liquid reagent can be controlled in real time.

Description

Technical Field

[0001] The utility model belongs to the technical field of sanitary disinfection and chemical agent spraying, and specifically relates to a pressurized spraying device. Background Art

[0002] Spray devices are mainly used in sanitary disinfection, chemical spraying, etc. During the spraying process, the liquid medium of the existing spray device has an uneven atomization effect and a short duration, and it is impossible to control the spraying amount of the medium in real time. Utility Model Content

[0003] In view of this, the utility model provides a pressurized spray device, which has a uniform atomization effect and a long duration when spraying a liquid reagent, and can control the spraying flow rate of the liquid reagent in real time.

[0004] The utility model is realized by the following technical solutions:

[0005] A pressurized spraying device, comprising: a high-pressure gas cylinder, a liquid bottle, a pressure reducing valve, a switch valve and a spray head;

[0006] The high-pressure gas cylinder stores high-pressure gas, and the liquid bottle stores liquid reagent for spraying;

[0007] The high-pressure gas cylinder is connected to the inlet of the liquid bottle through a pipeline A; a pressure reducing valve is installed on the pipeline A; the pressure reducing valve is used to reduce the pressure of the high-pressure gas output by the high-pressure gas cylinder;

[0008] The outlet of the liquid bottle is connected to the nozzle through the pipeline B, and the liquid reagent in the liquid bottle is output to the nozzle for spraying under the action of the input air pressure;

[0009] The switch valve is installed on pipeline B, and is used to control the on-off of pipeline B.

[0010] Furthermore, it also includes a flow regulating valve; the flow regulating valve is installed on the pipeline B, and is used to adjust the flow of the liquid reagent entering the nozzle from the pipeline B and display the flow value.

[0011] Furthermore, the flow regulating valve is provided with a display screen, which can realize digital display of the flow rate.

[0012] Furthermore, the nozzle is provided with a nozzle, and the nozzle adopts a seven-hole, nine-hole or sixteen-hole specification.

[0013] Furthermore, the pressure of the high-pressure gas in the high-pressure gas cylinder is 40 MPa, and the working pressure in the liquid bottle is 15 MPa. The pressure reducing valve can reduce the high pressure of 40 MPa to the low pressure of 15 MPa.

[0014] Furthermore, it also includes a backpack; the high-pressure gas cylinder and the liquid bottle are both installed on the backpack. When working, the operator carries the backpack and holds the spray head to spray the liquid reagent.

[0015] Beneficial effects:

[0016] (1) The pressurized injection device of the utility model pushes the liquid reagent out of the liquid bottle through the high-pressure gas in the high-pressure gas cylinder, and realizes the uniform atomization spraying of the liquid reagent through the pipeline B and the nozzle. The device can quickly atomize the liquid reagent and realize the uniform spraying effect of the liquid reagent. It is easy to operate, quantitative spraying, uniform atomization, reduces loss, and greatly improves the use efficiency.

[0017] (2) The utility model also includes a flow regulating valve; the flow regulating valve can adjust the flow of the liquid reagent entering the nozzle from the pipeline B, and can effectively realize the spraying flow control.

[0018] (3) The nozzle of the utility model is provided with a nozzle, and the nozzle adopts a seven-hole, nine-hole or sixteen-hole specification, which can achieve the effect of uniform atomization of the sprayed liquid reagent.

[0019] (4) The pressure reducing valve of the utility model can reduce the high pressure of 40 MPa to the low pressure of 15 MPa, which effectively ensures that the spraying device can continuously spray in atomization. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural composition diagram of the utility model;

[0021] Figure 2 This is the structural diagram of the pressure reducing valve;

[0022] Among them, 1-high-pressure gas cylinder, 2-liquid bottle, 3-backpack, 4-pressure reducing valve, 5-switch valve, 6-flow regulating valve, 7-nozzle, 8-pipeline B. DETAILED DESCRIPTION

[0023] The present invention is described in detail below with reference to the accompanying drawings and embodiments.

[0024] This embodiment provides a pressurized injection device, see the attached Figure 1 , including: a high-pressure gas cylinder 1, a liquid bottle 2, a backpack 3, a pressure reducing valve 4, a switch valve 5, a flow regulating valve 6 and a nozzle 7;

[0025] The high-pressure gas cylinder 1 stores high-pressure gas, and the liquid bottle 2 stores liquid reagents for spraying, such as chemical agents; in this embodiment, the pressure of the high-pressure gas is 40 MPa, and the working pressure in the liquid bottle 2 is 15 MPa;

[0026] The high-pressure gas cylinder 1 is connected to the inlet of the liquid bottle 2 through a pipeline A; a pressure reducing valve 4 is installed on the pipeline A; the pressure reducing valve 4 is used to reduce the pressure of the high-pressure gas output by the high-pressure gas cylinder 1, as shown in the attached Figure 2 As shown, the high pressure of 40 MPa is reduced to the low pressure of 15 MPa, which effectively ensures that the spraying device can continuously spray atomization;

[0027] The outlet of the liquid bottle 2 is connected to the nozzle 7 through the pipeline B8, and the liquid reagent in the liquid bottle 2 is output to the nozzle 7 for spraying under the action of the input air pressure;

[0028] The spray head 7 is provided with a nozzle, and the nozzle adopts a seven-hole, nine-hole or sixteen-hole specification, which can achieve the effect of uniform atomization of the sprayed liquid reagent;

[0029] The switch valve 5 and the flow regulating valve 6 are both installed on the pipeline B8. The switch valve 5 is used to control the on-off of the pipeline B8. The flow regulating valve 6 is used to adjust the flow of the liquid reagent entering the nozzle 7 from the pipeline B8 and display the flow value, which can effectively realize the flow control of the spraying. The flow regulating valve 6 is provided with a display screen, which can realize the digital display of the flow, and the numerical value when adjusting the flow is set to tens, hundreds and thousands. In this embodiment, the switch valve 5 adopts a Spray gun;

[0030] The high-pressure gas cylinder 1 and the liquid bottle 2 are both mounted on the backpack 3. The operator carries the backpack 3 and holds the spray head 7 to spray the liquid reagent.

[0031] The working process of the pressurized spraying device is as follows: fill the high-pressure gas into the high-pressure gas cylinder 1 and tighten the valve of the high-pressure gas cylinder 1; fill the liquid reagent into the liquid bottle 2 and tighten the nut and valve of the liquid bottle 2; after the high-pressure gas cylinder 1 and the liquid bottle 2 are installed on the backpack 3, the pipeline A, the pipeline B8, the pressure reducing valve 4, the switch valve 5, the flow regulating valve 6 and the nozzle 7 are connected and tightened; and the pressure reducing valve 4, the switch valve 5 and the flow regulating valve 6 are all in a closed state;

[0032] Open the valve switch of the high-pressure gas cylinder 1 and the pressure reducing valve 4, adjust the valve switch of the high-pressure gas cylinder 1, and observe the pressure value of the pressure reducing valve 4 until the display reaches the working pressure, indicating that the high-pressure gas output from the high-pressure gas cylinder 1 has been reduced to the working pressure. At this time, the valve switch of the liquid bottle 2 is still in the closed state;

[0033] Then open the flow regulating valve 6, adjust the flow regulating valve 6 to the flow value to be injected, and finally open the switch valve 5 and the valve of the liquid bottle 2 to connect the pipeline of the entire pressurized injection device. The liquid reagent is pushed out of the liquid bottle 2 by the high-pressure gas in the high-pressure gas cylinder 1, and the liquid reagent is sprayed evenly in an atomized manner through the pipeline B8, the nozzle 7 and the nozzle.

[0034] In summary, the above are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pressurized spraying device, characterized in that: include: High-pressure gas cylinders, liquid cylinders, pressure reducing valves, switch valves and nozzles; The high-pressure gas cylinder stores high-pressure gas, and the liquid bottle stores liquid reagent for spraying; The high-pressure gas cylinder is connected to the inlet of the liquid bottle through a pipeline A; a pressure reducing valve is installed on the pipeline A; the pressure reducing valve is used to reduce the pressure of the high-pressure gas output by the high-pressure gas cylinder; The outlet of the liquid bottle is connected to the nozzle through the pipeline B, and the liquid reagent in the liquid bottle is output to the nozzle for spraying under the action of the input air pressure; The switch valve is installed on pipeline B, and the switch valve is used to control the on and off of pipeline B; The pressurized injection device also includes a flow regulating valve; the flow regulating valve is installed on the pipeline B, and is used to adjust the flow of the liquid reagent entering the nozzle from the pipeline B and display the value of the flow; The pressure of the high-pressure gas in the high-pressure gas cylinder is 40 MPa, and the working pressure in the liquid bottle is 15 MPa. The pressure reducing valve can reduce the high pressure of 40 MPa to the low pressure of 15 MPa.

2. A pressurized spraying device according to claim 1, characterized in that: The flow regulating valve is provided with a display screen, which can realize digital display of the flow.

3. A pressurized spraying device according to claim 1, characterized in that: The spray head is provided with a nozzle, and the nozzle adopts a specification of seven holes, nine holes or sixteen holes.

4. A pressurized spraying device according to any one of claims 1 to 3, characterized in that: It also includes a backpack; the high-pressure gas cylinder and the liquid bottle are both installed on the backpack. When working, the operator carries the backpack and holds the spray head to spray the liquid reagent.

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