A direct-spray electric spray can

Abstract

The present invention relates to the field of spray cans, and in particular to a direct-injection electric spray can, comprising a fixed seat, a connector fixedly installed at the bottom end of the fixed seat, a feed port and an exhaust hole respectively arranged at the bottom end of the connector, a liquid tank arranged at the bottom end of the feed port and the exhaust hole, an external threaded ring threadedly installed at the upper end of the inner part of the liquid tank, a hollow plate fixedly installed at the middle upper end of the external threaded ring, a delivery pipe fixedly installed at the middle part of the hollow plate, the upper end of the delivery pipe passes through the hollow plate and is connected to the feed port, a fixed shell fixedly installed at the upper end of the fixed seat, gas is flowed into the liquid tank through a connecting valve and a high-pressure air flow pipe through a high-pressure pump, the air pressure inside the liquid tank is increased, so that the air pressure inside the liquid tank flows through the delivery pipe and the feed port, the liquid is moved into the upper material pipe, and finally the liquid is moved into the nozzle for spraying, and secondly the connecting valve can guide the airflow to the inside of the nozzle to increase the flow rate of liquid spraying.

Description

Technical Field

[0001] The invention relates to the field of spray can devices, in particular to a direct-spray electric spray can. Background Art

[0002] A spray can is a complete pressure packaging container consisting of a valve, a container, and contents (including products, propellants, etc.). When the valve is opened, the contents are released at a predetermined pressure in a controlled manner.

[0003] The current spray cans are often used for horizontal spraying in practical applications. They cannot be used when spraying vertically upwards, and the spraying speed cannot be controlled. Summary of the invention

[0004] Based on this, it is necessary to provide a direct-injection electric spray can that can meet the needs.

[0005] A direct-injection electric spray can comprises a fixing seat, a connector is fixedly installed at the bottom end of the fixing seat, a feed port and an exhaust hole are respectively arranged at the bottom end of the connector, a liquid material tank is arranged at the bottom end of the feed port and the exhaust hole, an external thread ring is threadedly installed at the upper end of the liquid material tank, a hollow plate is fixedly installed at the middle upper end of the external thread ring, a delivery pipe is fixedly installed at the middle of the hollow plate, the upper end of the delivery pipe passes through the hollow plate and is connected to the feed port, a fixing shell is fixedly installed at the upper end of the fixing seat, a high-pressure pump is installed in the fixing shell, the high-pressure pump is connected to a motor, and the upper end of the high-pressure pump is arranged A connecting valve and the output end of the high-pressure pump are connected to the bottom opening of the connecting valve, an opening on one side wall of the connecting valve is connected to a nozzle through a pressurized pipe, an air intake pipe is installed on one side of the nozzle, and the opening of the pressurized pipe is connected to the air intake pipe, the nozzle is located on one side of the connecting valve and is connected to the connector through a feeding pipe, and the opening of the feeding pipe is communicated with the feed port opening on the connector, the connecting valve is located on the other side of the feeding pipe and is connected to the connector through a high-pressure airflow pipe, and the bottom opening of the high-pressure airflow pipe is communicated with the exhaust hole on the connector, a circuit board is installed on the upper end of the connecting valve, and a control board is installed on the upper end of the circuit board.

[0006] By adopting the above technical solution:

[0007] In one embodiment, a lower shell is installed at the upper end of the liquid tank outside the fixed shell, the position of the high-pressure pump is fixed by the fixed shell, and the outside of the fixed shell is surrounded by a cylindrical lower shell, thereby forming a smooth surface with the liquid tank and a more beautiful appearance.

[0008] In one embodiment, an upper shell is fixedly mounted on the upper end of the lower shell.

[0009] In one embodiment, the upper shell is rotatably mounted with a side plate at an upper side of the nozzle.

[0010] In one embodiment, a top cover is installed on the upper end of the upper shell.

[0011] In one embodiment, the control panel is partially disposed on the upper surface of the top cover. By disposing the control portion on the outer side of the upper end of the top cover, the operation can be more user-friendly and the operation method can be observed more intuitively.

[0012] In one embodiment, a transition ring is provided between the lower shell and the upper shell.

[0013] In one embodiment, the motor is mounted on the inner side of the fixed housing at the side wall of the high pressure pump.

[0014] In one embodiment, the motor, the high-pressure pump and the circuit board are connected by wires to provide electrical energy.

[0015] In one embodiment, the output port of the nozzle faces upward.

[0016] Technical effects and advantages of the present invention:

[0017] In summary, the present invention uses a high-pressure pump to make the gas flow into the liquid tank through the connecting valve and the high-pressure air flow pipe, and the air pressure inside the liquid tank increases, so that the air pressure inside the liquid tank flows through the conveying pipe and the feed port, moves the liquid into the upper feed pipe, and finally moves the liquid into the nozzle for spraying. Secondly, the connecting valve can guide the airflow to the inside of the nozzle to increase the flow rate of the liquid spraying, thereby playing a role in evenly controlling the flow rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic diagram of the present invention.

[0019] Figure 2 Structural diagram of explosion in the present invention.

[0020] Figure 3 This is a schematic diagram of the medium and high pressure pump of the invention.

[0021] Figure 4 It is a schematic diagram of the nozzle pipeline in the present invention.

[0022] Figure 5 It is a schematic diagram of the bottom structure of the connector in the present invention.

[0023] In the figure: 1. liquid tank; 2. lower shell; 3. upper shell; 4. top cover; 5. side plate; 6. fixed shell; 7. high-pressure pump; 8. fixed seat; 9. connecting valve; 10. circuit board; 11. control board; 12. nozzle; 13. pressurizing pipe; 14. high-pressure air flow pipe; 15. feeding pipe; 16. connector; 17. feed port; 18. exhaust hole; 19. external threaded ring; 20. hollow plate; 21. conveying pipe; 22. motor. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thoroughly understood.

[0025] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0027] The present invention relates to a direct-injection electric spray can, for example, Figure 3 , Figure 5A direct-injection electric spray can includes a fixing base 8, a connector 16 is fixedly installed at the bottom of the fixing base 8, the connector 16 is used to connect the fixing base 8 and the high-pressure airflow pipe 14, and a feed port 17 and an exhaust hole 18 are respectively arranged at the bottom of the connector 16. The feed port 17 is used for the flow of liquid, and the exhaust hole 18 is used for the gas to move downward, move to the liquid tank 1 to increase the air pressure and discharge the liquid in the liquid tank 1, and the liquid tank 1 is provided with a liquid tank 1 at the bottom of the feed port 17 and the exhaust hole 18. The liquid tank 1 is used for placing liquid, and the upper end of the liquid tank 1 is threadedly installed with An external threaded ring 19 is provided, and a hollow plate 20 is fixed at the middle upper end of the external threaded ring 19. The external threaded ring 19 installs the hollow plate 20 at the upper end inside the liquid tank 1. A delivery pipe 21 is fixedly installed in the middle of the hollow plate 20. The bottom end of the delivery pipe 21 is arranged in the liquid tank 1. The upper end of the delivery pipe 21 passes through the hollow plate 20 and is connected to the feed port 17. The liquid in the delivery pipe 21 is delivered to the feed port 17. A fixed shell 6 is fixedly installed at the upper end of the fixed seat 8. A high-pressure pump 7 is installed in the fixed shell 6. The high-pressure pump 7 is installed at the upper end of the fixed seat 8 through the fixed shell 6.

[0028] Reference Figure 4 The connecting valve 9 is connected to the connector 16 through the high-pressure air flow pipe 14, and the bottom opening of the high-pressure air flow pipe 14 is connected to the exhaust hole 18 on the connector 16. The bottom end of the high-pressure air flow pipe 14 is connected to the opening of the exhaust hole 18, so that the gas in the connecting valve 9 can flow into the liquid tank 1. The opening of one side wall of the connecting valve 9 is connected to the nozzle 12 through the pressurized pipe 13. An air inlet pipe is installed on one side of the nozzle 12, and the opening of the pressurized pipe 13 is connected to the air inlet pipe. The function of the air inlet pipe is to supplement the air flow into the liquid tank 1 when the air pressure moves the liquid upward, so that the liquid can be continuously discharged outward under the action of atmospheric pressure. The connecting valve 9 It is capable of moving gas toward the high-pressure air flow pipe 14, thereby increasing the air pressure in the liquid tank 1, and discharging the liquid outward through the feeding pipe 15. The nozzle 12 is located on one side of the connecting valve 9 and is connected to the connector 16 through the feeding pipe 15, and the opening of the feeding pipe 15 is connected to the opening of the feed port 17 on the connector 16. The delivery pipe 21 is connected to the feed port 17, and the feed port 17 is used to transport the liquid in the liquid tank 1 upward under the action of the delivery pipe 21. A circuit board 10 is installed on the upper end of the connecting valve 9, and a control board 11 is installed on the upper end of the circuit board 10. The control board 11 is used to control the operation of the high-pressure pump 7.

[0029] Reference Figure 1 and Figure 2, the upper end of the liquid tank 1 is located at the outer position of the fixed shell 6 and is installed with a lower shell 2, and the upper end of the lower shell 2 is fixedly installed with an upper shell 3, and the fixed shell 6 and the connecting valve 9 are wrapped and protected by the liquid tank 1, the lower shell 2, and the upper shell 3. A small hole is arranged on the upper shell 3 as the external gas source of the compressed gas of the high-pressure pump 7. The transition ring upper shell 3 prevents the pressure of the high-pressure pump 7 from shifting the position of the lower shell 2 and the upper shell 3 when the high-pressure pump 7 is working. The upper shell 3 is located at the upper side of the nozzle 12 and is rotatably installed with a side plate 5, and a top cover 4 is installed at the upper end of the upper shell 3. The control board 11 is partially arranged on the upper surface of the top cover 4. A motor 22 is installed on the side wall of the high-pressure pump 7 on the inner side of the fixed shell 6, and the high-pressure pump 7 is connected to the motor 22. The motor 22, the high-pressure pump 7 and the circuit board are connected by wires to provide electrical energy. The motor 22 provides electrical energy to the high-pressure pump 7 through the wire. The high-pressure pump 7 works under the action of the power provided by the motor 22, which is convenient for the overall movement. The output port of the nozzle 12 faces directly upward, and the injection angle of the liquid of the overall device is directly upward.

[0030] Working principle:

[0031] First, the bottom position of the whole device is set as a liquid tank 1, a delivery pipe 21 is inserted in the liquid tank 1, a connecting valve 9 is set above the liquid tank 1, and a high-pressure pump 7 is installed at the bottom opening of the connecting valve 9. When the connecting valve 9 is located at the opening of the high-pressure pump 7 and the high-pressure air flow pipe 14, the high-pressure pump 7 outputs high-pressure gas through the connecting valve 9, and the gas flows into the liquid tank 1 through the high-pressure air flow pipe 14. The gas pressure in the liquid tank 1 increases, and the material in the liquid tank 1 flows into the feeding pipe 15 through the delivery pipe 21 and the feed port 17, and finally the feeding The nozzle 12 connected to the tube 15 atomizes the material to the outside, and then all the openings of the connecting valve 9 are opened, and the pressurizing pipe 13 is connected to the high-pressure pump 13 through the connecting valve 9, so that the gas is introduced into the nozzle 12 by controlling the connecting valve 9, the air pressure is increased, and the speed and force of the nozzle 12 when discharging the liquid are increased, and the spraying speed of the atomized liquid is increased. Finally, all the openings of the connecting valve 9 are closed. A vent is also provided on the spray can. When no high-pressure gas enters the liquid tank 1, the liquid can be squeezed out by squeezing the soft side wall of the liquid tank.

[0032] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0033] The above-mentioned embodiments only express several embodiments of the present invention, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the present invention. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be based on the attached claims.

Claims

1. A direct-injection electric spray can, characterized in that: The invention comprises a fixed seat (8), a connector (16) is fixedly installed at the bottom end of the fixed seat (8), a feed port (17) and an exhaust hole (18) are respectively arranged at the bottom end of the connector (16), a liquid material tank (1) is arranged at the bottom end of the feed port (17) and the exhaust hole (18), an external thread ring (19) is threadedly installed at the upper end of the inner part of the liquid material tank (1), a hollow plate (20) is fixedly installed at the middle upper end of the external thread ring (19), a delivery pipe (21) is fixedly installed at the middle part of the hollow plate (20), the upper end of the delivery pipe (21) passes through the hollow plate (20) and is connected to the feed port (17), a fixed shell (6) is fixedly installed at the upper end of the fixed seat (8), a high-pressure pump (7) is installed in the fixed shell (6), the high-pressure pump (7) is connected to a motor (22), a connecting valve (9) is arranged at the upper end of the high-pressure pump (7) and a high-pressure pump (21) is connected to the upper end of the high-pressure pump (7). The output end of the pressure pump (7) is connected to the bottom opening of the connecting valve (9); a side wall opening of the connecting valve (9) is connected to a nozzle (12) through a pressure pipe (13); an air intake pipe is installed on one side of the nozzle (12), and the opening of the pressure pipe (13) is connected to the air intake pipe; the nozzle (12) is located on one side of the connecting valve (9) and is connected to the connector (16) through a feeding pipe (15), and the opening of the feeding pipe (15) is communicated with the opening of the feed port (17) on the connector (16); the connecting valve (9) is located on the other side of the feeding pipe (15) and is connected to the connector (16) through a high-pressure air flow pipe (14), and the bottom opening of the high-pressure air flow pipe (14) is communicated with the exhaust hole (18) on the connector (16); a circuit board (10) is installed on the upper end of the connecting valve (9), and a control board (11) is installed on the upper end of the circuit board (10); The output port of the nozzle (12) faces upward; the liquid tank (1) has a soft side wall, and the spray can is also provided with a vent hole; when no high-pressure gas enters the liquid tank (1), the liquid can be squeezed out by squeezing the soft side wall of the liquid tank (1).

2. A direct-injection electric spray can according to claim 1, characterized in that: The upper end of the liquid material tank (1) is located outside the fixed shell (6) and is provided with a lower shell (2).

3. A direct-injection electric spray can according to claim 2, characterized in that: An upper shell (3) is fixedly mounted on the upper end of the lower shell (2).

4. A direct-injection electric spray can according to claim 3, characterized in that: The upper shell (3) is located above the nozzle (12) and is rotatably mounted with a side plate (5).

5. A direct-injection electric spray can according to claim 3, characterized in that: A top cover (4) is installed on the upper end of the upper shell (3).

6. A direct-injection electric spray can according to claim 5, characterized in that: The control panel (11) is partially arranged on the upper surface of the top cover (4).

7. A direct-injection electric spray can according to claim 3, characterized in that: A transition ring is provided between the lower shell (2) and the upper shell (3).

8. The direct-injection electric spray can according to claim 1, characterized in that: The motor (22) is installed inside the fixed shell (6) and located at the side wall of the high-pressure pump (7).

9. A direct-injection electric spray can according to claim 8, characterized in that: The motor (22), the high-pressure pump (7) and the circuit board are connected to a power source via wires to provide electrical energy.

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