JP2002186399A - Apparatus for volatilizing chemical - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an apparatus for volatilizing chemical capable of always bringing about a beneficial effect of a chemical in a definite space by uniformly volatilizing the chemical around the apparatus. SOLUTION: This apparatus is characterized by providing an electric pump mechanism for introducing air from the outside of a body container into the interior of the body container, a reduced pressure mixing tank for mixing, under reduced pressure, air introduced by suction force of the electric pump into the container body with air of small space in which a chemical and a chemical-impregnated material packed in the container body are housed, an introducing road for introducing a mixed gas containing the chemical to a rotating and spraying mechanism by a discharged air pressure of the electric pump and the rotating and spraying mechanism for rotating and spraying the introduced mixed gas by thrust of the discharged air pressure. In the apparatus, it is realized to widely and uniformly volatilize the mixed gas by centrifugal force which is generated by rotation.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drug vaporizing device having a function of uniformly and widely volatilizing a mixed gas containing a drug.

[0002]

2. Description of the Related Art Various types of chemical vaporizers using a pump mechanism have been known. For example, Japanese Patent Application No. 6-2088
Reference numeral 14 denotes a manual chemical sprayer. Japanese Utility Model Application No. 5-52957 discloses an electric spray. Both have a mechanism that determines a target and volatilizes the target to obtain an effect. However, these are large in a specific space, and it is difficult to volatilize the drug uniformly. In addition, when volatilizing the drug to flying pests such as mosquitoes, the mosquito must always be aimed at and sprayed each time.

[0003]

DISCLOSURE OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has as its object to disperse a medicine uniformly around a device, so that the medicine is always kept in a certain space. To provide a drug volatilization device.

[0004]

According to one aspect of the present invention, there is provided a drug vaporization device, comprising: an electric pump mechanism for introducing air from outside the main body container into the main body container; A reduced pressure mixing tank for depressurizing and mixing the air introduced by the suction force with the air in the small space containing the medicine and the medicine impregnated body filled in the container body, and the air pressure of the electric pump containing the mixed gas containing the medicine. A drug volatilization device comprising a spraying mechanism for spraying by means of a spray.

A second aspect of the present invention is a drug volatilization device provided with a rotary spray mechanism for rotatingly spraying the introduced gas mixture by the thrust of inflow air pressure. This device has realized that the mixed gas can be widely and uniformly volatilized by the centrifugal force generated by the rotation of the arm having the chemical vaporization port.

[0006] Further, the drug volatilization device according to claim 3 is
The spray mechanism is rotated by the power of an electric motor used for the electric pump mechanism. This allows
The centrifugal force caused by the rotation becomes stronger, and the mixed gas can be volatilized uniformly in a wider space.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In order to more specifically illustrate the present invention,
Examples will be described below with reference to the attached drawings.

[0008]

Embodiment 1 In this embodiment, the inventions of claims 1 to 3 will be described with reference to FIGS. 1, 2, 3 and 4. FIG. Figure 1
FIG. 2 is a perspective view of the drug volatilization device of claim 1. FIG. 2 is a perspective view of the drug volatilization device of claim 2. FIG. 3 is a perspective view of the drug volatilization device of claim 3. FIG. 4 shows a pump mechanism.

In this embodiment, the power is transmitted from the rotating rotary cam (3) to the crank (4) by the operation of the electric motor (1), and the rotational motion is converted into the piston motion. crank
Due to the piston movement of (4), the pump chamber (5) composed of an elastic body connected to the crank (4) is continuously pressurized / pressed.
Repeat the vacuum. At the time of depressurization, the check valve (6) is opened to allow the air outside the main body container (16) to flow into the container from the intake port (20) through the depressurization mixing tank (9). An air passage through which the air that has flowed out by opening (7) flows out to the outlet pipe (11) is formed. A medicine is set in the medicine storage chamber (8), and it is preferable that the medicine is impregnated with a liquid-absorbing material in terms of operability.

Examples of the liquid absorbing material include filter paper,
Pulp, paper such as cardboard, synthetic fiber made of polyethylene, polypropylene, polyester, etc., natural fiber made of cotton, silk, wool, non-woven fabric or urethane resin made from them, and gel made of various polymer absorbents And beads such as cellulose, pulp and calcium carbonate.

The decompression mixing tank and the medicine storage chamber, which are decompressed by the decompression effect generated by the opening of the check valve (6), promote the volatilization of the drug by decompression, and agitate and mix the introduced air. By doing so, it becomes a gas containing the drug. The resulting gas containing the drug is introduced into the inlet pipe (11).
However, according to the invention of claim 2 shown in FIG. 2, the spray further reaches the rotary head (12) and
From the discharge port (13a) provided on the opposite side of the rotation direction of 3),
Released. At this time, the discharge arm (1
Rotational spraying is obtained by obtaining thrust in the rotation direction of 3).

It is preferable that the discharge arm (13) is composed of about one to four, and is formed to be curved in an arbitrary shape with respect to the rotation direction, and a discharge port is formed at an end thereof. good.

The electric motor used in the present invention is preferably one that can be driven by a dry battery, but is not limited to this. Naturally, a rechargeable storage battery or one that is driven by an AC power supply can also be used.

As the drug used in the present invention, a volatile pyrethroid insecticide is selected, and a fluorine-substituted benzyl alcohol ester compound represented by the following general formula (I) can be exemplified.

Embedded image (In the formula, X and Y are the same or different and each represent a hydrogen atom, a methyl group, a halogen atom or a trifluoromethyl group, and Z represents a hydrogen atom, a fluorine atom, a methyl group, a methoxymethyl group or a propargyl group.)

In the acid part of the compound represented by the general formula (I), there are optical isomers and geometric isomers based on asymmetric carbon and double bonds, and each of these and arbitrary mixtures is also used in the present invention. It is of course included in the invention.

Arlesrin and praletrin, which are used as the active ingredient of the insecticide for heat evaporation, are not preferable under the conditions of use because they have poor volatility.

Further, in addition to the drug, a stabilizer, a fragrance, a coloring agent, an antistatic agent and the like may be appropriately compounded. Furthermore, as long as the volatility of the pharmaceutical composition is not hindered, other insecticidal components or repellent components having high volatility (insect repellents such as hinokitiol, carvone, safrole, citronellol, and cinnamaldehyde), acaricides , A germicide, a deodorant and the like can be added to obtain a multipurpose composition.

According to the structure of the present invention, the medicine can be widely and uniformly volatilized by the rotation of the ejection arm, which is very effective.

[0019]

[Embodiment 2] This embodiment describes the third aspect of the present invention. Instead of driving the rotary head (12) using the air pressure as the power source in the first embodiment, as shown in FIG. 3, the rotary power of the electric motor is transmitted to the conical roller (18) via the shaft (2). And the conical roller
A rotary head (12) and a radial partition (10) formed by being conveyed to a conical roller (19) and a rotary shaft (17) rotating in conjunction with (18) and connected to an introduction pipe (11). Was rotated. With this configuration, pneumatic pressure such as negative pressure can be used to the maximum. Also,
In the case of such a configuration, the discharge arm (13) may be arranged as in the first embodiment, but the discharge port is provided on the rotary head (12).
It is only necessary to dispose (13a), so that extra air resistance can be reduced. The conical roller may be a helical gear.

By configuring as in the second embodiment,
The drug can be volatilized more efficiently and uniformly over a wide area, which is very effective.

Example 3 For the device of Example 1, 500 mg
g of granular foamed cellulose beads with an average outer diameter of about 5 mm
[Product name: Biscopearl (manufactured by Rengo Co., Ltd.)] After impregnating the obtained drug-impregnated body in a drug storage room,
The motor was driven by one C-cell. When this drug volatilization device was used in the center of a 6-tatami room,
The amount of volatilization per hour remained stable, and it was effective in controlling mosquitoes until the batteries were exhausted.

[0021]

EFFECTS OF THE INVENTION The chemical vaporizer of the present invention volatilizes and releases chemicals by moving air without heating, so there is no risk of burns, and it is excellent in safety, portability and usability. It is very effective for volatilization of fragrances and fragrances.

[Brief description of the drawings]

FIG. 1 is a perspective view of a drug volatilization device according to claim 1.

FIG. 2 is a perspective view of the drug volatilization device according to claim 2;

FIG. 3 is a perspective view of a drug volatilization device according to claim 3.

FIG. 4 shows a pump mechanism.

[Explanation of symbols]

 (1) Electric motor (2) Shaft (3) Rotating cam (4) Crank (5) Pump room (6) Check valve (7) Check valve (8) Drug storage room (9) Decompression mixing tank (10) Radial partition (11) Outgoing pipe (12) Rotating head (13) Discharge arm (13a) Discharge port (14) Rotating part housing (15) Battery (16) Main container (17) Rotating shaft (18) Conical roller ( 19) Conical roller (20) Inlet

Claims (3)

[Claims] An electric pump mechanism for introducing air from outside the main body container into the main body container, and a drug and a drug impregnated body filled in the container main body with the air introduced by the suction force of the electric pump. A drug volatilization device comprising: a reduced-pressure mixing tank for mixing with air in a small space; and a spraying mechanism for spraying a mixed gas containing the drug by an outflow air pressure of the electric pump. 2. The chemical vaporization device according to claim 1, further comprising a spray mechanism for rotating and spraying the thrust of the introduced mixed gas by the inflow air pressure. 3. The drug volatilization device according to claim 1, wherein the spray mechanism is rotated by the power of an electric motor used for the electric pump.