JP3221864U - Spray equipment - Google Patents

Abstract

A spray device capable of spraying a liquid without using a high pressure gas or a vibrating means. A spray apparatus includes a pedestal unit (1), a liquid storage unit (2), a nozzle (32) and a liquid tube, a nozzle unit (3) having an intermediate chamber, and an electric gas pump (4). A fluid acceleration structure is formed in which the cross-sectional area of the opening connected to the electric gas pump 4 and facing the discharge port 321a and facing the intermediate chamber is narrower than the cross-sectional area of the opening facing the electric gas pump 4 A gas inlet and a liquid inlet are formed. When the electric gas pump 4 is operated, the gas is provided to the gas inlet, and the gas passing through the fluid acceleration structure is ejected at high speed from the ejection port 321a to the outside, and the liquid contained in the liquid storage unit 2 is sucked out. The gas is blown out from the blowout port 321a together with the gas. [Selected figure] Figure 2

Description

  The present invention relates to a spray device, and more particularly to a spray device capable of spraying without using high pressure gas and expensive vibration means.

  As a conventional spray apparatus which atomizes and sprays a liquid, what was described, for example in patent document 1 and patent document 2 is mentioned. In the spray device described in Patent Document 1, the liquid is ejected by the pressure of the high pressure gas contained therein. On the other hand, in the spray device disclosed in Patent Document 2, after the contained liquid is sucked up by the core portion, the liquid is atomized using vibration means provided at the end of the core portion.

Taiwan Patent No. I353259 Taiwan Patent No. I542411

However, since the spray device described in Patent Document 1 accommodates high pressure gas, it falls under the export prohibited item of air cargo and can not be transported by air (hereinafter, abbreviated as air transportation). On the other hand, although the spray device described in Patent Document 2 can be operated by air, there is a problem that the manufacturing cost becomes high because the vibrating means is expensive.
Then, in view of such a problem, an object of the present invention is to provide a spray apparatus which can be manufactured inexpensively and can be operated by air.

  The spray device according to the present invention is in communication with a pedestal unit, a liquid accommodation unit attached to the pedestal unit and surrounding a liquid accommodation space for accommodating a liquid, and the liquid accommodation space surrounded by the liquid accommodation unit. And a nozzle unit to be attached. In the spray device for discharging the liquid stored in the liquid storage space to the outside, the nozzle unit has a nozzle surrounding a predetermined intermediate chamber, and the nozzle includes a discharge port communicating with the intermediate chamber and There are three openings, a gas inlet and a liquid inlet. The injection port communicates with the outside, the liquid inlet communicates with the liquid storage space, and an electric gas pump is connected to the gas inlet. The electric gas pump has an electric motor and a gas supply port connected to the gas inlet of the nozzle, and when the electric motor is operated, the gas inlet of the nozzle via the gas supply port The gas is supplied to the chamber, and the gas is ejected to the outside from the injection port through the intermediate chamber, and the pressure in the intermediate chamber is lowered, so that the liquid is accommodated in the liquid accommodation space of the liquid accommodation unit. The liquid to be pumped is sucked out through the liquid inlet and is jetted out from the jet port of the nozzle unit together with the gas.

  The effect of the spray device of the present invention is that the gas can be co-sprayed with the liquid using both the electric gas pump and the nozzle unit providing the gas, without the use of high pressure gas or expensive vibrating means, so it can be transported by plane And the manufacturing cost is also reduced.

FIG. 1 is a perspective view showing a first embodiment of a spray device of the present invention. FIG. 1 is a perspective exploded view of a first embodiment of a spray device according to the present invention; Figure 2 is a perspective exploded view of Figure 2 from the rear side of a first embodiment of a spray device; FIG. 1 is a cross-sectional view of a first embodiment of a spray device according to the present invention. It is a schematic diagram which shows the 1st Example of the spray apparatus of this invention. FIG. 5 is a perspective view in which a pedestal unit and a front cover are hidden in the first embodiment of the spray device of the present invention. FIG. 1 is a perspective view of a front cover raised in a first embodiment of a spray device according to the present invention. In the first embodiment of the spray device of the present invention, the back cover of the pedestal unit is a hidden perspective view. FIG. 5 is a perspective view showing a second embodiment of the spray device of the present invention. FIG. 10 is a perspective exploded view of the nozzle unit liquid tube hidden in the second embodiment of the spray device of the present invention;

Hereinafter, a first embodiment of a spray device according to the present invention will be described in detail with reference to the drawings.
(First embodiment)

  First, an embodiment of the present invention will be described with reference to FIGS. 1 to 3. Here, FIG. 1 is a perspective view showing a first embodiment of a spray device according to the present invention, FIG. 2 is a perspective exploded view showing a first embodiment of the spray device according to the present invention, and FIG. Figure 2 is a perspective exploded view of 2 from the rear side of the first embodiment of the spray device;

  As shown in FIGS. 1 to 3, in the first embodiment of the spray device 100 according to the present invention, a pedestal unit 1, a liquid accommodation unit 2, a nozzle unit 3, an electric gas pump 4 and a control unit 6 Equipped with

  Next, each unit of the first embodiment of the present invention will be described in detail with reference to FIGS. Here, FIG. 4 is a cross-sectional view showing a first embodiment of the spray device of the present invention, and FIG. 5 is a schematic view showing a first embodiment of the spray device of the present invention.

  The pedestal unit 1 has a pedestal 11 in which the electric gas pump 4 and the control unit 6 are formed, and a front cover 12 provided on the pedestal 11 so as to cover the pedestal 11. The pedestal 11 has a pedestal main body 111 and a back cover 112 provided on the rear side of the pedestal main body 111, and is defined by the pedestal main body 111 and the back cover 112 to accommodate the electric gas pump 4 and the control unit 6. The first accommodation space 113 is formed inside. The pedestal unit 1 is defined by the pedestal 11 and the front cover 12, and a second accommodation space 13 for accommodating the liquid accommodation unit 2 is formed inside.

  The liquid storage unit 2 is an opening of the liquid storage unit 2, a connection opening 22 connected to the nozzle unit 3, a bottom plate separated from the connection opening 22, and a peripheral wall extending from the periphery of the bottom plate to the connection opening 22. , And the liquid storage space 21 is enclosed between the bottom plate portion and the peripheral wall portion. In the present embodiment, the diameter of the connection opening 22 is different from the diameter of the bottom plate, but in other embodiments, the diameter of the connection opening 22 may be the same as the diameter of the bottom plate. Moreover, in the present embodiment, the liquid is a fragrance, but in another embodiment, the liquid may be, for example, a clean liquid alcohol or the like.

  The nozzle unit 3 is formed to have an intermediate chamber 321 communicating with the liquid storage space 21, and has a nozzle mounting pedestal 31, a nozzle 32 surrounding the intermediate chamber 321, and a liquid tube 33. When the nozzle unit 3 is attached to the liquid storage unit 2, the nozzle mounting pedestal 31 is attached to the connection opening 22 of the liquid storage unit 2 so that the nozzle unit 3 communicates with the liquid storage space 21. The nozzle mounting pedestal 31 is formed with an open hole 311 for the nozzle unit 3 to communicate with the liquid storage space 21 and a gas communication passage 312 whose both ends are a gas inlet 312a and a gas outlet 312b. The nozzle 32 is formed with three openings of a jet port 321a communicating with the intermediate chamber 321, a gas inlet 321b facing the jet port 321a, and a liquid inlet 321c, the jet port 321a communicating with the outside, and the liquid The inlet 321 c communicates with the liquid storage space 21, the electric gas pump 4 is connected to the gas inlet 321 b, and the cross section of the opening facing the intermediate chamber 321 faces the electric gas pump 4 at the gas inlet 321 b. A fluid acceleration structure that is narrower than the cross-sectional area is formed, and the gas outlet 312b of the corresponding nozzle mounting pedestal 31 is communicated. The liquid tube 33 is connected to a liquid inlet 321c formed in the nozzle 32, and via the connection opening 22, the liquid near the bottom plate portion in the liquid storage space 21 is transmitted via the liquid inlet 321c. After being sucked into the intermediate chamber 321, it is jetted out via the jet port 321a.

  The liquid tube 33 is connected to the liquid inlet 321 c, and then extends through the open hole 311 of the nozzle mounting pedestal 31 to the liquid storage space 21. Further, the front cover 12 is formed with a nozzle through hole 121 for exposing the jet port 321 a of the nozzle 32.

  The nozzle unit 3 further includes an annular member 34 located on the outer periphery of the ejection port 321 a of the nozzle 32. The nozzle 32 is further provided with a guide block 322 adjacent to the outlet 321a. The annular member 34 and the guide block 322 are for blowing out the liquid sprayed with the gas in a desired direction (upward in this embodiment). Further, the nozzle unit 3 is further provided with an annular washer 35 sandwiched between the nozzle mounting pedestal 31 and the connection opening 22 of the liquid storage unit 2. An annular washer 35 is provided to prevent the liquid from leaking out of the gap between the nozzle mounting pedestal 31 and the connection opening 22.

  The electric gas pump 4 is disposed in the first accommodation space 113 of the pedestal unit 1 and is for providing a gas to the nozzle 32, and a gas connected to an electric motor (not shown) and a gas inlet 321b of the nozzle 32. And a supply port 41. When the electric motor is activated, the gas passes through the gas outlet 312b via the gas supply port 41 to provide a gas to the gas inlet 321b of the nozzle 32, and the gas that has passed through the fluid acceleration structure of the gas inlet 321b Is ejected at a high speed from the ejection port 321a via the intermediate chamber 321 to the outside. Further, since the gas is flowing at high speed in the intermediate chamber 321, the pressure in the intermediate chamber 321 becomes lower than the atmospheric pressure, whereby the liquid stored in the liquid storage space 21 of the liquid storage unit 2 is a liquid The gas is drawn by the tube 33 via the liquid inlet 321c, and is jetted from the jet port 321a of the nozzle unit 3 together with the gas. Therefore, in the spray device 100, there is no need to prepare high-pressure gas or vibration means for sucking out the liquid stored in the liquid storage space 21, so air can be transported and the manufacturing cost can be further reduced.

  The spray device 100 according to this embodiment further includes a connecting member 5 having one end connected to the nozzle mounting pedestal 31 and the other end connected to a connecting tube (not shown). The gas supply port 41 of the electric gas pump 4 communicates with the gas inlet 321 b of the nozzle 32 via the connection tube, the connection member 5, and the gas communication passage 312 of the nozzle mounting pedestal 31. Moreover, in other embodiment, the connection method for supplying the said gas to the nozzle 32 from the electric gas pump 4 shall not be restricted to this embodiment.

  The control unit 6 is accommodated in a first accommodation space 113 formed in the pedestal 11 of the pedestal unit 1 and is electrically connected to the electric gas pump 4 so that the operation of the electric gas pump 4 can be controlled. The control unit 6 is electrically connected to the control interface means 62 for receiving an operation command for controlling the electric gas pump 4, the control interface means 62 and the electric gas pump 4, and the electric gas pump is operated based on the operation command received by the control interface means 62. And a main circuit board 61 for controlling the

  In the present embodiment, the control interface means 62 has a display monitor 621 for displaying information related to control of the electric gas pump 4 and a plurality of control buttons 622 for receiving an operation command for controlling the electric gas pump 4. The pedestal main body 111 of the pedestal 11 is further provided with a plurality of exposure holes 111 a communicating with the display monitor 621 hidden by the pedestal main body 111 and the first accommodation space 113 for exposing the plurality of control buttons 622. The user operates the control button 622 of the control interface means 62 of the control unit 6 from the outside to set the setting at the time of injecting the gas with the electric gas pump 4, for example, the frequency and the amount. In the present embodiment, although a plurality of the exposure holes 111a are formed as an example, if the user can control the display monitor 621 and the plurality of control buttons 622, the display monitor 621 and the plurality of control buttons 622 can be used. Only one exposure hole 111a may be exposed. Furthermore, in the present embodiment, the control unit 6 further includes a radio frequency identification (RFID) device 63 provided in the first accommodation space 113 and electrically connected to the main circuit board 61. Although the RFID device 63 is for controlling the spray amount within a fixed time, details of the control are well known to those skilled in the art, so the detailed description is omitted here.

  Please refer to FIG. 6 and FIG. In the first embodiment, the front cover 12 is pivotally supported by the pedestal 11 so as to be openable and closable. (FIG. 7) switching between the use position where the exposure hole 111a is covered and the nozzle through hole 121 is opened by the pivot and the operation position where the exposure hole 111a is open and the nozzle through hole 121 is covered Is possible. That is, when the spray device 100 is in the use position, and the user wants to operate a plurality of control buttons 622, the bottom end of the front cover 12 faces the front cover 12 of the spray device 100 with respect to the pivot. As described above, the exposure hole 111a exposing the display monitor 621 and the plurality of control buttons 622 is made to be visible by raising the display monitor 621 counterclockwise by 90 degrees. Thereby, a plurality of control buttons 622 can be operated to issue an operation command for controlling the electric gas pump 4 of the spray device 100. Moreover, the connection relation of the front cover 12 etc. shall not be restricted to embodiment mentioned above.

  Referring back to FIG. 2 and FIG. In the present embodiment, the pedestal main body 111 of the pedestal 11 communicates with the second accommodation space 13 and is provided with a battery slot 111b formed so as to be able to accommodate a plurality of batteries 10, and the battery 10 disposed in the battery slot 111b. , And a plurality of electrical connection members 111 c disposed in the battery slot 111 b and electrically connected to the main circuit board 61 and the electric gas pump 4. In the present embodiment, the battery slot 111b is applied so that a plurality of batteries 10 are installed, but in another embodiment, for example, only one battery 10 is installed in the battery slot 111b. However, the present invention is not limited to this embodiment. Further, in the present embodiment, the plurality of electrical connection members 111 c are arranged to provide the power from the battery 10 to the main circuit board 61 and the electric gas pump 4, but in the other embodiments, the main circuit board 61. Power may be provided to the electric gas pump by, for example, plugging it into a power source (outlet) using a power cord, and is not limited to this embodiment.

  Continuing to refer to FIG. In the present embodiment, a plurality of support poles 111 d are formed in the first accommodation space 113 formed inside the pedestal 11. The spray device 100 further includes a gas pump frame 7 and a plurality of damping elastic members 8. In the present embodiment, the damping elastic member 8 is made of silica gel, but in another embodiment, the damping elastic member 8 may be made of a resilient member, such as a spring. The gas pump frame 7 is installed so as to fix the gas pump 4, and a plurality of fixing members 71 are formed.

The plurality of damping elastic members 8 are provided so as to be fitted to the plurality of fixing members 71 of the gas pump frame 7 respectively. Further, each support pole 111d is fitted in the middle of each of the plurality of damping elastic members 8, and an attachment hole 81 is formed in which the damping elastic member 8 and each support pole 111d are fixed by a plurality of screws (not shown). That is, the damping elastic member 8 and the support pole 111 d are interposed between the electric gas pump 4 and the pedestal unit 1. The damping elastic member 8 absorbs the vibration generated during the operation of the electric gas pump 4 and can prevent the noise from being transmitted to the pedestal unit 1 while reducing the noise associated with the vibration.
Second Embodiment

  Referring to FIGS. 9 and 10, a second embodiment of the spray device 100 of the present invention is introduced. This is substantially the same as in the first embodiment, but the method of setting the outlet is different as follows. That is, in the first embodiment, the nozzle mounting pedestal 31 of the spray device 100, the jet port 321a of the nozzle 32 and the annular member 34 face directly upward, but in the second embodiment, the nozzle mounting pedestal of the spray device 100 31, the jet port 321a of the nozzle 32 and the annular member 34 face obliquely upward.

In addition, in the second embodiment, the nozzle through holes 121 for exposing the jet-out port 321a formed in the front cover 12 corresponding to the installation face the upper side in the first embodiment. The nozzle through holes 121 move further to the front and also extend to the front of the front cover 12. Such variations may produce the effect of rapidly diffusing the liquid after it has been atomized.
[Superior effect of the embodiment]

Hereinafter, the advantages of the embodiment according to the present invention will be summarized as follows:
1. Since the gas can be jetted together with the liquid by using both the electric gas pump 4 and the nozzle unit 3 for providing the gas, the spray device 100 does not have to be provided with a high pressure gas, and therefore, can be transported by airplane.

  2. Since the gas can be jetted together with the liquid by using both the electric gas pump 4 and the nozzle unit 3 for providing the gas, it is not necessary to provide the spray apparatus 100 with an expensive vibrating means, and the manufacturing cost can be reduced.

  Although the preferred embodiments and variations of the present invention have been described above, the present invention is not limited to these, and all modifications and equivalents may be made as various configurations within the spirit and scope of the broadest interpretation. It shall encompass the configuration.

Industrial availability

  It is not necessary to provide both high pressure gas and expensive vibration means, and by being able to eject gas together with the liquid using both the electric gas pump and the nozzle unit that provide gas, it can be transported by plane and spray cost can be reduced. It can provide the device.

DESCRIPTION OF SYMBOLS 100 spray apparatus 1 base unit 11 base 111 base main body 111a exposure hole 111b battery slot 111c electric connection member 111d support pole 112 back cover 113 first housing space 12 front cover 121 nozzle through hole 13 second housing space 2 liquid housing unit 21 Liquid storage space 22 connection opening 3 nozzle unit 31 nozzle mounting base 311 open hole 312 gas communication path 312a gas inlet 312b gas outlet 32 nozzle 321 intermediate chamber 321a ejection port 321b gas inlet 321c liquid inlet 322 guide block 33 liquid tube 34 annular member 35 Annular washer 4 Electric gas pump 41 Gas supply port 5 Connection member 6 Control unit 61 Main circuit board 62 Control interface means 621 Display monitor 622 control button 63 radio frequency identification (RFID) device 7 Gas pump frame 71 fixing member 8 damping elastic member 81 mounting hole 10 cells

Claims (9)

Pedestal unit,
A liquid storage unit attached to the pedestal unit and surrounding a liquid storage space for storing a liquid;
A nozzle unit formed to have an intermediate chamber in communication with the liquid storage space, wherein the spray device ejects the liquid stored in the liquid storage space to the outside;
The nozzle unit has a nozzle surrounding the intermediate chamber, and the nozzle is formed with three openings, a discharge port communicating with the intermediate chamber, a gas inlet facing the discharge port, and a liquid inlet. Has been
The injection port communicates with the outside, the liquid inlet communicates with the liquid storage space, an electric gas pump is connected to the gas inlet, and an opening facing the intermediate chamber is disconnected at the gas inlet. A fluid acceleration structure is formed, the area of which is smaller than the cross-sectional area of the opening facing the electric gas pump side,
The electric gas pump has an electric motor and a gas supply port connected to the gas inlet of the nozzle, and when the electric motor is operated, the gas inlet of the nozzle via the gas supply port To supply the gas, and the gas passing through the fluid acceleration structure at the gas inlet is ejected at high speed from the injection port through the intermediate chamber to the outside, and the air pressure in the intermediate chamber is lowered. A liquid accommodated in the liquid accommodation space of the liquid accommodation unit is sucked out via the liquid inlet and ejected together with the gas from the ejection port of the nozzle unit.
Spray device characterized by The spray device further includes a control unit electrically connected to the electric gas pump and configured to control the operation of the electric gas pump.
The spray device of claim 1. The control unit is electrically connected to control interface means for receiving an operation command for controlling the electric gas pump, the control interface means and the electric gas pump, and the electric gas pump is based on the operation command received by the control interface means. And a main circuit board for controlling the
The spray device of claim 2. The control interface means comprises a display monitor for displaying information related to control of the electric gas pump, and a plurality of control buttons for receiving an operation command for controlling the electric gas pump.
The spray device of claim 3. The pedestal unit has a pedestal in which a first accommodation space for accommodating the electric gas pump and the control unit is formed, and at least the display monitor and the control button are exposed on the pedestal. One exposed hole is further formed,
The spray device of claim 4. The pedestal unit further includes a front cover that defines a second accommodation space that accommodates the liquid accommodation unit together with the pedestal,
Further, the front cover is formed with a nozzle through hole for exposing the ejection port of the nozzle.
The spray device of claim 5. The pedestal is
A battery slot in communication with the second accommodation space and formed so as to be able to accommodate at least one battery;
A battery disposed in the battery slot;
A plurality of electrical connection members disposed in the battery slot and electrically connected to the main circuit board and the electric gas pump to provide power from the battery to the main circuit board and the electric gas pump; Have,
The spray device of claim 6. The liquid storage unit has a connection opening connected to the nozzle unit, a bottom plate separated from the connection opening, and a peripheral wall extending from the periphery of the bottom plate to the connection opening, the liquid storage unit A space is enclosed between the bottom plate and the peripheral wall,
The nozzle unit further includes a tubular liquid tube connected to the liquid inlet formed in the nozzle and extending near the bottom plate portion in the liquid storage space via the connection opening. The liquid tube is configured to suck the liquid near the bottom plate portion in the liquid storage space into the intermediate chamber by the liquid tube and then eject the liquid to the outside through the ejection port.
In addition, the spray device further includes a plurality of damping elastic members interposed between the electric gas pump and the pedestal unit.
The spray apparatus of any one of Claims 1-7. The front cover is pivotably supported by the pedestal so as to be openable and closable, and the pivot supports the exposed hole, and the nozzle through hole is opened and the exposed hole is opened. It is possible to switch between the operation position where the nozzle through hole is covered, and
The spray apparatus of any one of Claims 5-7.

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