Two-component liquid scatterer with adjustable ratio

Abstract

The utility model discloses a ratio-adjustable scatterer for two-component liquid. The ratio-adjustable scatterer comprises a gun body assembly and two liquid storage tanks, two liquids are respectively filled in the two liquid storage tanks; the gun body assembly comprises a gun shell as well as two brushless direct-current electric pumps, two electric pump speed regulators, a battery, a pressing type switch, a mixing pipe and an adjustable atomizing nozzle which are mounted in the gun shell; liquid inlet pipelines of the two brushless direct-current electric pumps are respectively communicated with liquid in the two liquid storage tanks in a one-to-one correspondence manner; liquid outlet pipelines of the two brushless direct-current electric pumps are respectively connected with a liquid inlet of a mixing pipe, and a liquid outlet of the mixing pipe is connected with an adjustable atomizing nozzle through a pipeline; the two electric pump speed regulators are electrically connected with the two brushless direct-current electric pumps in a one-to-one correspondence mode. The two electric pump speed regulators are electrically connected with the battery through wires, and the pressing type switch is installed on the wires. According to the utility model, the proportion-adjustable scattering of two liquids can be realized, and the two liquids do not need to be premixed before scattering.

Description

Technical Field

[0001] The utility model belongs to the technical field of diffusers, and in particular relates to a dual-component liquid adjustable ratio diffuser. Background Art

[0002] At present, in the field of fire fighting, single-component or pre-mixed disinfectants are widely used. Their single-time disinfection capacity is no longer sufficient for the disinfection of new toxic agents, and often requires combatants to spray multiple agents multiple times. This increases the danger to combatants and delays combat efficiency. Utility Model Content

[0003] In view of this, the utility model provides a two-component liquid adjustable ratio scatterer, which can achieve adjustable ratio scattering of two liquids, and the two liquids do not need to be pre-mixed before scattering.

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

[0005] A two-component liquid adjustable ratio diffuser, comprising: a gun body assembly and two liquid storage tanks;

[0006] Two liquid storage tanks are filled with two kinds of liquids respectively;

[0007] The gun assembly includes: a gun housing and two brushless DC electric pumps installed in the gun housing, two electric pump speed regulators, a battery, a push switch, a mixing tube and an adjustable atomizing nozzle;

[0008] The liquid inlet pipelines of the two brushless DC electric pumps are connected to the liquids in the two liquid storage tanks one by one; the liquid outlet pipelines of the two brushless DC electric pumps are connected to the liquid inlet of the mixing tube respectively, and the liquid outlet of the mixing tube is connected to the adjustable atomizing nozzle through the pipeline; the adjustable atomizing nozzle is used to spray the two mixed liquids;

[0009] The two electric pump speed regulators are electrically connected to the two brushless DC electric pumps in a one-to-one correspondence; the two electric pump speed regulators are electrically connected to the battery through wires, and the push-type switch is installed on the wires.

[0010] Furthermore, each liquid storage tank comprises: a plastic bottle body, a quick-connect connector and a siphon tube; the plastic bottle body is filled with liquid, the bottom of the siphon tube extends into the liquid, and the top of the siphon tube is equipped with a quick-connect connector;

[0011] Two liquid inlet quick-plugs are respectively installed at the ends of the liquid inlet pipelines of the two brushless DC electric pumps, and the two liquid inlet quick-plugs are connected to the quick-plug connectors of the two siphon tubes, so that the liquid inlet pipelines of the two brushless DC electric pumps are respectively connected to the liquid in the two liquid storage tanks, and the liquid in the two liquid storage tanks can enter the two brushless DC electric pumps through the siphon tubes.

[0012] Furthermore, the liquid outlet pipelines of the two brushless DC electric pumps are connected to form one pipeline, which is then connected to the liquid inlet of the mixing tube.

[0013] Furthermore, a double-helix mixing core is installed in the inner cavity of the mixing tube, and the double-helix mixing core is used to make the two liquids entering the inner cavity of the mixing tube flow around.

[0014] Furthermore, the gun housing includes a left housing, a right housing, a grip and a suspension button; the left housing and the right housing are connected to form the main body of the gun housing, which is used to accommodate two brushless DC electric pumps, two electric pump speed regulators, a mixing tube and an adjustable atomizing nozzle; the grip is installed at one end of the main body, which is used to accommodate a battery, and a slide rail structure is installed inside the grip, and the battery compartment of the battery slides with the slide rail structure; and a suspension button is also provided on the grip, and the position of the suspension button is opposite to the position of the push-type switch, and the opening and closing of the push-type switch can be controlled by pressing the suspension button.

[0015] Furthermore, the brushless DC electric pump includes a brushless DC motor and a pump body; the brushless DC motor is used to drive the pump body to work, the maximum flow rate of the pump body when working is 1.5L / min, and the maximum continuous working time is ≥6h.

[0016] Furthermore, the electric pump speed regulator includes a control circuit board, an adjustment knob, and an LED digital display; the control circuit board is electrically connected to the brushless DC motor of the brushless DC electric pump and is used to control the operation of the brushless DC motor; the adjustment knob is electrically connected to the control circuit board and is a control terminal of the control circuit board. When the adjustment knob is turned, the speed of the brushless DC motor can be adjusted through the control circuit board. The LED digital display is electrically connected to the control circuit board and is a display terminal of the control circuit board. The real-time duty cycle of the brushless DC motor is displayed on the LED digital display, and the current ratio of the two liquids can be accurately obtained through the real-time duty cycle.

[0017] Furthermore, the adjustable atomizing nozzle is a rotating steplessly adjustable nozzle, which realizes stepless adjustment from direct current injection to atomization scattering by rotating the front section of the nozzle to change the nozzle diameter; the adjustable atomizing nozzle can be adjusted at any time during the injection process and can realize injection at any stage from direct current to atomization.

[0018] Beneficial effects:

[0019] (1) The two-component liquid adjustable ratio diffuser of the utility model can realize adjustable ratio scattering of two liquids, and the two liquids do not need to be pre-mixed before scattering. It is easy to carry, simple to use, and lightweight.

[0020] (2) The two liquid inlet quick-connect ports of the liquid inlet pipelines of the two brushless DC electric pumps of the utility model are connected to the quick-connect connectors of the two siphon tubes, so that the brushless DC electric pumps and the siphon tubes can be quickly disassembled and assembled.

[0021] (3) The inner cavity of the mixing tube of the utility model is equipped with a double-helix mixing core, which is used to make the two liquids entering the inner cavity of the mixing tube flow around each other, thereby achieving a dynamic mixing effect and improving the mixing effect of the two liquids.

[0022] (4) A slide rail structure is installed inside the handle of the utility model, and the battery compartment of the battery slides with the slide rail structure to facilitate the quick insertion function of the battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural composition diagram of the utility model;

[0024] Figure 2 is the outline drawing of the gun housing;

[0025] Among them, 1-A component liquid storage tank, 2-B component liquid storage tank, 3-brushless DC electric pump, 4-electric pump speed regulator, 5-liquid inlet quick plug, 6-quick plug connector, 7-mixing tube, 8-adjustable atomizing nozzle, 9-push switch, 10-battery. DETAILED DESCRIPTION

[0026] The present invention is described in detail below with reference to the accompanying drawings and embodiments.

[0027] This embodiment provides a two-component liquid adjustable ratio diffuser, see attached Figure 1 , including: gun body assembly and two fluid storage tanks;

[0028] The two liquid storage tanks are respectively a component A liquid storage tank 1 and a component B liquid storage tank 2. The component A liquid storage tank 1 is filled with a component A liquid, and the component B liquid storage tank 2 is filled with a component B liquid. Each liquid storage tank comprises: a plastic bottle body, a quick-connect connector 6 and a siphon tube. The plastic bottle body is filled with liquid, the bottom of the siphon tube extends into the liquid, and the top of the siphon tube is equipped with a quick-connect connector 6. The siphon tube is a hose.

[0029] The gun assembly includes: a gun housing and two brushless DC electric pumps 3 installed in the gun housing, two electric pump speed regulators 4, a battery 10, a push switch 9, a mixing tube 7 and an adjustable atomizing nozzle 8;

[0030] Two liquid inlet quick-plugs 5 are respectively installed at the ends of the liquid inlet pipelines of the two brushless DC electric pumps 3, and the liquid inlet quick-plugs 5 extend out of the gun housing. The two liquid inlet quick-plugs 5 are connected to the quick-plug connectors 6 of the two liquid storage tanks, so that the liquid inlet pipelines of the two brushless DC electric pumps 3 are respectively connected to the liquid in the two liquid storage tanks, and the liquid in the two liquid storage tanks can enter the two brushless DC electric pumps 3 through the siphon;

[0031] The liquid outlet pipelines of the two brushless DC electric pumps 3 are connected to form a pipeline, which is then connected to the liquid inlet of the mixing tube 7. The inner cavity of the mixing tube 7 is equipped with a double-helix mixing core, which is used to make the two liquids entering the inner cavity of the mixing tube 7 flow around to achieve a dynamic mixing effect; the liquid outlet of the mixing tube 7 is connected to the adjustable atomizing nozzle 8 through a pipeline; the adjustable atomizing nozzle 8 is used to spray the two mixed liquids;

[0032] The two electric pump speed regulators 4 are electrically connected to the two brushless DC electric pumps 3 one by one, and the electric pump speed regulators 4 are used to control the rotation speed of the corresponding brushless DC electric pumps 3 (this control process is the existing technology), thereby adjusting the ratio of the A / B component liquid; the two electric pump speed regulators 4 are electrically connected to the battery 10 through a wire, and a push-type switch 9 is installed on the wire to control the opening and closing of the electric pump speed regulator 4.

[0033] The brushless DC electric pump 3 includes a brushless DC motor, a pump body and a flange; the brushless DC motor is used to drive the pump body to work, and the pump body can reach a maximum flow rate of 1.5L / min when working, and the maximum continuous working time is ≥6h; an O-ring seal is installed between the liquid inlet quick plug 5 of the liquid inlet pipeline of the pump body and the quick plug connector 6 of the siphon tube, and the connection between the liquid inlet quick plug 5 and the quick plug connector 6 can be quickly replaced; the brushless DC electric pump 3 is light in weight and small in size;

[0034] The electric pump speed regulator 4 includes a control circuit board, an adjustment knob, and an LED digital display; the control circuit board is electrically connected to the brushless DC motor of the brushless DC electric pump 3, and is used to control the operation of the brushless DC motor; the adjustment knob is electrically connected to the control circuit board, and is a control terminal of the control circuit board. When the adjustment knob is turned, the speed of the brushless DC motor can be adjusted through the control circuit board. The LED digital display is electrically connected to the control circuit board, and is a display terminal of the control circuit board. The real-time duty cycle of the brushless DC motor is displayed on the LED digital display, and the current A / B component liquid ratio can be accurately obtained through the real-time duty cycle;

[0035] The battery 10 is a 24V, 2.4Ah capacity battery. The battery 10 is composed of a battery cell, a battery compartment and a contact sheet, and can provide a maximum continuous battery life of 30 minutes for the gun assembly;

[0036] The adjustable atomizing nozzle 8 is a rotating stepless adjustable nozzle, which realizes stepless adjustment from direct current injection to atomization scattering by rotating the front section of the nozzle to change the nozzle diameter; the adjustable atomizing nozzle 8 can be adjusted at any time during the injection process, and can realize injection at any stage from direct current to atomization;

[0037] See attached Figure 2The gun housing comprises a left housing, a right housing, a grip and a suspension button; each component of the gun housing is formed by a PVC die-casting process; the left housing and the right housing are connected to form the main body of the gun housing, which is used to accommodate two brushless DC electric pumps 3, two electric pump speed regulators 4, a mixing tube 7 and an adjustable atomizing nozzle 8; the grip is installed at one end of the main body, which is used to accommodate a battery 10, and a slide rail structure is installed inside the grip, and the battery compartment of the battery 10 slides with the slide rail structure to facilitate the quick insertion function of the battery 10; and a suspension button is also provided on the grip, and the position of the suspension button is opposite to the position of the push switch 9, and the opening and closing of the push switch 9 can be controlled by pressing the suspension button;

[0038] The push switch 9 is a normally closed piezoelectric switch. By pressing the floating button, the push switch 9 is energized, thereby starting the brushless DC electric pump 3 and the electric pump speed regulator 4 to start the scattering work.

[0039] Working principle: After pressing the push switch 9 through the floating button, the brushless DC electric pump 3 and the electric pump speed regulator 4 are started, and the liquids in the two liquid storage tanks enter the inner cavity of the mixing tube 7 under the power of the brushless DC electric pump 3. The two liquids in the mixing tube 7 are mixed under the action of the double-helix mixing core, and the mixed liquid is sprayed out through the adjustable atomizing nozzle 8. Among them, by rotating the two electric pump speed regulators 4, the speed of the corresponding brushless DC electric pump 3 can be adjusted, and then the real-time duty cycle of the two brushless DC electric pumps 3 can be adjusted, and then the current A / B component liquid ratio can be adjusted.

[0040] 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 two-component liquid adjustable ratio diffuser, characterized in that: include: gun body assembly and two fluid reservoirs; Two liquid storage tanks are filled with two kinds of liquids respectively; The gun assembly includes: a gun housing and two brushless DC electric pumps installed in the gun housing, two electric pump speed regulators, a battery, a push switch, a mixing tube and an adjustable atomizing nozzle; The liquid inlet pipelines of the two brushless DC electric pumps are connected to the liquids in the two liquid storage tanks one by one; the liquid outlet pipelines of the two brushless DC electric pumps are connected to the liquid inlet of the mixing tube respectively, and the liquid outlet of the mixing tube is connected to the adjustable atomizing nozzle through the pipeline; the adjustable atomizing nozzle is used to spray the two mixed liquids; The two electric pump speed regulators are electrically connected to the two brushless DC electric pumps in a one-to-one correspondence, and the two electric pump speed regulators are electrically connected to the battery through wires, and the push-type switch is installed on the wires.

2. A two-component liquid adjustable ratio diffuser as claimed in claim 1, characterized in that: Each liquid storage tank comprises: a plastic bottle body, a quick-connect connector and a siphon tube; the plastic bottle body is filled with liquid, the bottom of the siphon tube extends into the liquid, and the top of the siphon tube is equipped with a quick-connect connector; Two liquid inlet quick-plugs are respectively installed at the ends of the liquid inlet pipelines of the two brushless DC electric pumps, and the two liquid inlet quick-plugs are connected to the quick-plug connectors of the two siphon tubes, so that the liquid inlet pipelines of the two brushless DC electric pumps are respectively connected to the liquid in the two liquid storage tanks, and the liquid in the two liquid storage tanks can enter the two brushless DC electric pumps through the siphon tubes.

3. A two-component liquid adjustable ratio diffuser as claimed in claim 1, characterized in that: The liquid outlet pipelines of the two brushless DC electric pumps are connected to form one pipeline, which is then connected to the liquid inlet of the mixing tube.

4. A two-component liquid adjustable ratio diffuser as claimed in claim 1, characterized in that: The inner cavity of the mixing tube is equipped with a double-helix mixing core, which is used to make two liquids entering the inner cavity of the mixing tube flow around.

5. A two-component liquid adjustable ratio diffuser as claimed in claim 1, characterized in that: The gun housing includes a left housing, a right housing, a grip and a suspension button; the left housing and the right housing are connected to form the main body of the gun housing, which is used to accommodate two brushless DC electric pumps, two electric pump speed regulators, a mixing tube and an adjustable atomizing nozzle; the grip is installed at one end of the main body, which is used to accommodate a battery, and a slide rail structure is installed inside the grip, and the battery compartment of the battery slides with the slide rail structure; and a suspension button is also provided on the grip, and the position of the suspension button is opposite to the position of the push-type switch. When the suspension button is pressed, the opening and closing of the push-type switch can be controlled.

6. A two-component liquid adjustable ratio diffuser as claimed in claim 1, characterized in that: The brushless DC electric pump comprises a brushless DC motor and a pump body; the brushless DC motor is used to drive the pump body to work, the maximum flow rate of the pump body when working is 1.5L / min, and the maximum continuous working time is ≥6h.

7. A two-component liquid adjustable ratio diffuser as claimed in claim 6, characterized in that: The electric pump speed regulator includes a control circuit board, an adjustment knob, and an LED digital display; the control circuit board is electrically connected to the brushless DC motor of the brushless DC electric pump and is used to control the operation of the brushless DC motor; the adjustment knob is electrically connected to the control circuit board and is a control terminal of the control circuit board. When the adjustment knob is turned, the speed of the brushless DC motor can be adjusted through the control circuit board. The LED digital display is electrically connected to the control circuit board and is a display terminal of the control circuit board. The real-time duty cycle of the brushless DC motor is displayed on the LED digital display, and the current ratio of the two liquids can be accurately obtained through the real-time duty cycle.

8. A two-component liquid adjustable ratio diffuser according to any one of claims 1 to 7, characterized in that: The adjustable atomizing nozzle is a rotating stepless adjustable nozzle, which realizes stepless adjustment from direct current injection to atomization scattering by rotating the front section of the nozzle to change the nozzle diameter; the adjustable atomizing nozzle can be adjusted at any time during the injection process and can realize injection at any stage from direct current to atomization.

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