CN111111952A

CN111111952A - Sprayer capable of generating two-phase fluid

Info

Publication number: CN111111952A
Application number: CN202010099739.8A
Authority: CN
Inventors: 赵燕群; 赵向业
Original assignee: Guangxi Liling Agricultural Technology Co Ltd
Current assignee: Guangxi Liling Agricultural Technology Co Ltd
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-05-08

Abstract

The invention discloses a spraying machine capable of generating two-phase fluid, which belongs to the technical field of spraying machines and comprises power equipment, execution equipment, rack equipment, a handheld spray gun and a liquid storage tank, wherein the power equipment is connected with the execution equipment; the executive equipment comprises a gear box, an actuator and an air inlet pipe, wherein one end of the actuator is connected with the air inlet pipe, the liquid storage box comprises a main liquid storage cavity and an auxiliary liquid storage cavity, the auxiliary liquid storage cavity is arranged on the right side of the main liquid storage cavity, and the auxiliary liquid storage cavity is connected with the main liquid storage cavity through a water pipe. The two fluids of different phases are driven to the nozzle simultaneously through different paths by the pressure provided by a power system, so that two-phase isobaric driving fluid is established, and the residual liquid in the handheld spray gun is completely cleaned.

Description

Sprayer capable of generating two-phase fluid

Technical Field

The invention relates to the technical field of spraying machines, in particular to a spraying machine capable of generating two-phase fluid.

Background

Generally, a mechanical device is adopted to displace a single-phase fluid into a high-pressure and high-speed fluid; and a barrier is arranged at the outlet, so that the high-pressure and high-speed fluid collides with the barrier violently when reaching the outlet and is dispersed into granular fluid. However, the current devices have the following disadvantages:

1. the general continuous fluid (especially liquid state) is changed into high-pressure and high-speed fluid, and strong power is required to be provided;

2. the high-speed, high-pressure fluid formed by pressurization is highly abrasive to equipment, the equipment is easily broken, frequent maintenance is required, economic efficiency is poor, and the equipment is not easy to operate.

Therefore, the existing high-pressure and high-speed method has the defects of large power loss, large damage to equipment and difficult operation, and the handheld spray gun is long in length, so that liquid remained in the spray gun after spraying is stopped is inconvenient to clean.

Disclosure of Invention

The invention aims to provide a sprayer capable of generating two-phase fluid, which can simultaneously drive two fluids with different phases to a nozzle through different paths by providing pressure through a power system, establish two-phase isobaric driving fluid and completely clean residual liquid in a handheld spray gun so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a spraying machine capable of generating two-phase fluid comprises power equipment, execution equipment, rack equipment, a handheld spray gun and a liquid storage tank, wherein the power equipment is connected with the execution equipment;

the executing equipment comprises a gear box, an actuator and an air inlet pipe, the power equipment is connected with the gear box, the gear box is connected with the actuator, one end of the actuator is connected with the air inlet pipe, and the other end of the air inlet pipe is connected with a liquid storage tank and is positioned at the upper end of the liquid storage tank;

the handheld spray gun comprises a liquid outlet pipe, an air outlet pipe, a hard pipe, a spray head and a pipeline interface, wherein the spray head is installed at the front end of the hard pipe, one end of the air outlet pipe is connected with the hard pipe, the other end of the air outlet pipe is connected with the pipeline interface, the liquid outlet pipe is sleeved in the middle of the air outlet pipe, one end of the liquid outlet pipe is connected with the hard pipe, and the other end of the liquid outlet pipe penetrates through the pipeline interface and extends to the middle of the liquid storage tank;

the liquid reserve tank includes box, handle, main stock solution chamber, vice stock solution chamber, water pump, water valve, water pipe and inlet, the left side of box is equipped with the handle, the middle part of box is equipped with main stock solution chamber, the right side in main stock solution chamber is equipped with vice stock solution chamber, the inlet has been seted up to one side in main stock solution chamber, be connected through the water pipe between vice stock solution chamber and the main stock solution chamber, install water pump and water valve on the water pipe.

Further, the power plant is a two-stroke 1E40F-5D gasoline engine.

Further, the actuator is an air compressor, and the model of the air compressor is 550-8.

Furthermore, the hard tube is composed of two mutually sleeved pipelines, the outer layer pipeline is connected with an air outlet pipe, and the inner layer pipeline is connected with a liquid outlet pipe.

Furthermore, the air inlet pipe and the air outlet pipe are both positioned at the upper end of the main liquid storage cavity and communicated with the main liquid storage cavity, and the liquid outlet pipe extends to the lower end of the inside of the main liquid storage cavity.

Further, the rack equipment comprises a back frame, a back plate and a spongy cushion, wherein the back frame is made of a plurality of stainless steel square tubes, the back frame is connected with the back plate through bolts, and the spongy cushion is connected to the outer side of the back plate.

Compared with the prior art, the invention has the beneficial effects that: the sprayer capable of generating two-phase fluid provided by the invention has the advantages that the pressure is provided by the power system, two different phases of fluids are driven to simultaneously reach the spray nozzle through different paths, the complexity of mechanical equipment is reduced, the economy is improved, the two-phase fluid can be automatically adjusted and coupled in speed and pressure, the equipment works at a pressure slightly higher than the conventional pressure and speed, the life cycle of the equipment is longer, parts are simpler, the maintainability is better, and the economy is better; and through vice stock solution chamber storage unnecessary liquid, the executor lasts work, with gas input to main stock solution chamber in, when no liquid in main stock solution chamber, remaining liquid in the handheld spray gun of gas outlet duct and drain pipe is all discharged to the clear up completely, the sprayer can keep inside main stock solution chamber and drain pipe dry under the user state.

Drawings

FIG. 1 is an overall block diagram of the present invention;

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

FIG. 3 is a side view of the present invention;

FIG. 4 is a rear view of the present invention;

FIG. 5 is a top view of the present invention;

FIG. 6 is a cross-sectional view of an implement of the present invention;

fig. 7 is a structural view of a liquid storage tank of the present invention.

In the figure: 1. a power plant; 2. an execution device; 21. a gear case; 22. an actuator; 23. an air inlet pipe; 3. a rack device; 31. a back frame; 32. a back plate; 33. a sponge cushion; 4. a hand-held spray gun; 41. a liquid outlet pipe; 42. an air outlet pipe; 43. a hard tube; 44. a spray head; 45. a pipe interface; 5. a liquid storage tank; 51. a box body; 52. a handle; 53. a main liquid storage cavity; 54. an auxiliary liquid storage cavity; 55. a water pump; 56. a water valve; 57. a water pipe; 58. and (4) a liquid inlet.

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 obtained by a person skilled in the art without inventive work based on the embodiments of the present invention, belong to the spraying machine capable of generating two-phase fluid of the present invention, including the scope of the power plant protection.

Referring to fig. 1-6, a spraying machine capable of generating two-phase fluid comprises a power device 1, an execution device 2, a frame device 3, a handheld spray gun 4 and a liquid storage tank 5, wherein the power device 1 is connected with the execution device 2, the power device 1 and the execution device 2 are both mounted at the lower end of the frame device 3, the frame device 3 comprises a back frame 31, a back plate 32 and a sponge pad 33, the back frame 31 is made of a plurality of stainless steel square pipes, the back frame 31 is connected with the back plate 32 through bolts, the sponge pad 33 is connected to the outer side of the back plate 32, the comfort level of the sponge pad 33 can be increased, braces are mounted at two ends of the back plate 32 to form a backpack spraying machine, the liquid storage tank 5 is mounted at the upper end of the frame device 3, the handheld spray gun 4 is connected at the upper end of the liquid storage tank 5, the power device 1 is a two-stroke 1E40F-5, not only the complexity of mechanical equipment is reduced but also the economy is increased, power is better transmitted through a set of small and specially optimized gear box 21 and power equipment 1, the efficiency of an equipment system is improved, and the two-phase fluid achieves automatic adjustment and coupling in speed and pressure; the method is characterized in that the power proportion is distributed in a self-adaptive mode, the speed and the pressure of two-phase flow before interaction does not occur at respective outlets are dynamically balanced, equipment is further optimized, the complex structure of the equipment is reduced, power is provided by power equipment 1 of a common gasoline engine or a diesel engine or a motor, an actuator 22 transmits and converts the power of the power equipment 1 into power for pushing two-phase fluid to flow in a liquid storage tank 5, and the two-phase fluid pushed by the power is respectively shunted to the outlets of the heads of handheld spray guns 4 from different channels in the handheld spray guns 4 connected with the liquid storage tank 5; the actuating device 2 comprises a gear box 21, an actuator 22 and an air inlet pipe 23, the power device 1 is connected with the gear box 21, the gear box 21 is connected with the actuator 22, the actuator 22 is an air compressor, the air compressor is 550-8 in model, the size is small, the weight is light, the weight of the backpack is reduced, one end of the actuator 22 is connected with the air inlet pipe 23, the air inlet pipe 23 and the air outlet pipe 42 are both located at the upper end of the main liquid storage cavity 53 and communicated with the main liquid storage cavity 53, the liquid outlet pipe 41 extends to the lower end of the inside of the main liquid storage cavity 53, the other end of the air inlet pipe 23 is connected with the.

Referring to fig. 7, the handheld spray gun 4 comprises a liquid outlet pipe 41, a gas outlet pipe 42, a hard pipe 43, a spray head 44 and a pipe interface 45, wherein the spray head 44 is installed at the front end of the hard pipe 43, the hard pipe 43 is composed of two pipes which are sleeved with each other, the gas outlet pipe 42 is connected to an outer pipe, the liquid outlet pipe 41 is connected to an inner pipe, one end of the gas outlet pipe 42 is connected to the hard pipe 43, the other end of the gas outlet pipe 42 is connected to the pipe interface 45, the liquid outlet pipe 41 is sleeved in the middle of the gas outlet pipe 42, the hard pipe 43 is connected to one end of the liquid outlet pipe 41, the other end of the liquid outlet pipe 41 penetrates through the pipe interface 45 and extends to the middle of the liquid storage tank 5, and after two-phase flows come out from respective outlets, one of the continuous fluids is; the liquid storage box 5 comprises a box body 51, a handle 52, a main liquid storage cavity 53, an auxiliary liquid storage cavity 54, a water pump 55, a water valve 56, a water pipe 57 and a liquid inlet 58, the handle 52 is arranged on the left side of the box body 51, the main liquid storage cavity 53 is arranged in the middle of the box body 51, the auxiliary liquid storage cavity 54 is arranged on the right side of the main liquid storage cavity 53, the liquid inlet 58 is formed in one side of the main liquid storage cavity 53, the auxiliary liquid storage cavity 54 is connected with the main liquid storage cavity 53 through the water pipe 57, the water pump 55 and the water valve 56 are installed on the water pipe 57, a knob of the water valve 56 and a switch of the water pump.

The working principle is as follows: the actuator 22 transmits the power of the gasoline engine to the actuator 22 through the transmission of the gear box 21, the actuator 22 generates compressed air flow, the air flow is transmitted into the main liquid storage cavity 53 through the air inlet pipe 23, so that the pressure in the liquid storage box 5 is equal to the pressure of compressed air pressed out of the actuator 22, the compressed air presses liquid in the main liquid storage cavity 53 to flow into the handheld spray gun 4 from the liquid outlet pipe 41, meanwhile, the compressed air also enters the handheld spray gun 4 from the air outlet pipe 42 together to establish two-phase isobaric driving fluid, the liquid forms a liquid film at the spray head 44, and the air flow breaks the film to form liquid drop particles; the water valve 56 and the water pump 55 are started, liquid is extracted from the main liquid storage cavity 53 to the auxiliary liquid storage cavity 54, then the water valve 56 and the water pump 55 are closed, the actuator 22 continuously works, gas is input into the main liquid storage cavity 53, when no liquid exists in the main liquid storage cavity 53, the gas outlet pipe 42 and the liquid outlet pipe 41 both discharge gas, under the condition that the liquid in the main liquid storage cavity 53 cannot be completely sprayed at one time, residual liquid in the handheld spray gun 4 is completely cleaned, and the sprayer can keep the inside main liquid storage cavity 53 and the inside liquid outlet pipe 41 dry in the non-use state.

In summary, the following steps: the invention provides pressure by a power system and simultaneously drives two fluids of different phases to simultaneously reach the nozzle through different paths, so that the complexity of mechanical equipment is reduced, the economy is increased, the two-phase fluid achieves automatic adjustment and coupling in speed and pressure, the equipment works at a pressure slightly higher than the conventional pressure and speed, the life cycle of the equipment is longer, parts are simpler, the maintainability is better, and the economy is better; and store unnecessary liquid through vice stock solution chamber 54, executor 22 continues to work, inputs gas into main stock solution chamber 53, and when no liquid in main stock solution chamber 53, gas escape pipe 42 and drain pipe 41 all discharge gas, the remaining liquid in the handheld spray gun 4 of complete clearance, the sprayer can keep inside main stock solution chamber 53 and drain pipe 41 dry under the off-line condition.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The spraying machine capable of generating two-phase fluid is characterized by comprising power equipment (1), execution equipment (2), rack equipment (3), a handheld spray gun (4) and a liquid storage tank (5), wherein the power equipment (1) is connected with the execution equipment (2), the power equipment (1) and the execution equipment (2) are both installed at the lower end of the rack equipment (3), the liquid storage tank (5) is installed at the upper end of the rack equipment (3), and the handheld spray gun (4) is connected at the upper end of the liquid storage tank (5);

the execution equipment (2) comprises a gear box (21), an actuator (22) and an air inlet pipe (23), the power equipment (1) is connected with the gear box (21), the gear box (21) is connected with the actuator (22), one end of the actuator (22) is connected with the air inlet pipe (23), and the other end of the air inlet pipe (23) is connected with the liquid storage tank (5) and is positioned at the upper end of the liquid storage tank (5);

the handheld spray gun (4) comprises a liquid outlet pipe (41), an air outlet pipe (42), a hard pipe (43), a spray head (44) and a pipeline interface (45), the spray head (44) is installed at the front end of the hard pipe (43), one end of the air outlet pipe (42) is connected with the hard pipe (43), the other end of the air outlet pipe (42) is connected with the pipeline interface (45), the liquid outlet pipe (41) is sleeved in the middle of the air outlet pipe (42), one end of the liquid outlet pipe (41) is connected with the hard pipe (43), and the other end of the liquid outlet pipe (41) penetrates through the pipeline interface (45) and extends to the middle of the liquid storage tank (5);

liquid reserve tank (5) are including box (51), handle (52), main stock solution chamber (53), vice stock solution chamber (54), water pump (55), water valve (56), water pipe (57) and inlet (58), the left side of box (51) is equipped with handle (52), the middle part of box (51) is equipped with main stock solution chamber (53), the right side of main stock solution chamber (53) is equipped with vice stock solution chamber (54), inlet (58) have been seted up to one side of main stock solution chamber (53), be connected through water pipe (57) between vice stock solution chamber (54) and main stock solution chamber (53), install water pump (55) and water valve (56) on water pipe (57).

2. A two-phase fluid producing sprayer according to claim 1, characterized in that said power plant (1) is a two-stroke 1E40F-5D gasoline engine.

3. A two-phase fluid producing sprayer according to claim 1, characterised in that said actuator (22) is an air compressor of the type 550-8.

4. A two-phase fluid producing atomiser as claimed in claim 1, characterised in that the rigid pipe (43) comprises two pipes which are nested together, the outer pipe being connected to the outlet pipe (42) and the inner pipe being connected to the outlet pipe (41).

5. A two-phase fluid producing sprayer according to claim 1, wherein said inlet pipe (23) and outlet pipe (42) are both located at the upper end of the main reservoir (53) and communicate with the main reservoir (53), and the outlet pipe (41) extends to the inner lower end of the main reservoir (53).

6. A two-phase fluid producing atomizer according to claim 1, wherein said frame means (3) comprises a back frame (31), a back plate (32) and a sponge mat (33), wherein said back frame (31) is made of a plurality of stainless steel square tubes, said back frame (31) and said back plate (32) are connected by bolts, and said sponge mat (33) is attached to the outside of said back plate (32).