KR19990032335A - Liquid chemical dispenser - Google Patents

Abstract

Disclosed is a fluid dispenser in which a variety of chemicals are introduced into the water of a water purifier to precipitate various substances contained in the water. The present invention relates to a screw dispenser provided below the hopper for storing a medicine, a chemical mixing chamber provided below the screw feeder, and a fluid dispenser including a vibrator installed on the hopper, wherein the hopper is disposed between the support and the hopper. Elastic support means for supporting the hopper while being movable, and is installed between the screw feeder and the hopper is characterized in that it comprises a connecting means for guiding the drug to move to the screw feeder while allowing the hopper to move a predetermined distance. The fluid medicine dispenser according to the present invention having such a feature prevents the medicine in the medicine injector from being hardened, and the solid medicine can be pulverized, thereby reducing the maintenance and maintenance cost of the liquid medicine injector.

Description

Liquid chemical dispenser

The present invention relates to a liquid medicine injector for injecting various chemicals into the water purification device to precipitate various substances contained in the water.

In general, water supply facilities, sewage facilities, wastewater treatment facilities, etc. are provided with a precipitator to precipitate and separate various substances contained in the raw water. In the precipitator, a chemical injector for injecting a coagulant to coagulate and precipitate various substances contained in the raw water is installed. It is well known that slaked lime hardens by moisture.

Referring to Figure 1, the chemical injector is largely installed in the hopper 10 for storing the drug, the drug mixing chamber 30 for mixing the drug in the water, the bottom of the hopper 10 to the appropriate amount of the drug stored in the hopper 10 It is configured to include an input means 20 for sequentially feeding into the drug mixing chamber 30 appropriately.

In the hopper 10 fixed to the support 40, a pupil prevention blade 12 rotated by the pupil prevention motor 11 is installed, and a vibrator 13 is installed outside the inclined main surface of the hopper 10. have. Pupil prevention blade 12 serves to prevent the generation of pupils generated as the drug stored in the hopper 10 is discharged to the drug mixing chamber 30 by the input means 20, the vibrator 13 is a hopper Vibration is applied to the 10 so that the medicine stored in the hopper 10 is not hardened, and at the same time, the hard medicine is broken.

The chemical mixing chamber 30 is connected to the inlet pipe 31 through which water is introduced, the discharge pipe 33 through which water is discharged, and the drain pipe 32 through which impurities are discharged from the inside, and to the input means 20. The chemical | mixing machine 34 which mixes the chemical | medical agent thrown in by water is provided. Since the inlet pipe 31 and the outlet pipe 33 are connected to a sedimenter (not shown), chemicals and water admixed by the admixture 34 are introduced into the sedimenter and various substances contained in the raw water. Agglomerate to precipitate.

At the lower end of the hopper 10 is a feeding means 20 is installed. The input means 20 includes a gate valve 21 installed at the lower end of the hopper 10 and a screw input machine 22 installed below the gate valve 21 and operated by the input motor 33. The gate valve 21 serves to intermittently move the chemicals stored in the hopper 20 to the screw injector 22 at an appropriate time, and the screw injector 22 sequentially orders an appropriate amount of the chemical stored in the hopper 10. As appropriate to act as a drug mixing room (30).

Such a drug injector according to the prior art has the following problems. First, the medicine stored in the hopper 10 is hardened, the pupil prevention motor 11 is broken, or the pupil prevention blade 12 is broken. Second, chemicals inside the screw injector 22 are hardened, causing the screw injector 22 to be broken or the input motor 23 to be broken.

Therefore, in the art, it is necessary to develop a drug injector that can prevent the drug inside the drug injector from being hardened so as to reduce the maintenance and maintenance cost of the drug injector, and enable the solid drug to be crushed.

The drug inside the drug injector does not solidify, and the liquid medicine injector to enable the solid drug to be pulverized to implement.

1 is a partial cutaway side view showing the main part of the conventional fluid dispenser.

Figure 2 is a partial cutaway side view showing the main part of the fluid medicine dispenser according to the present invention.

Figure 3 is a partial cutaway perspective view showing the main part of the fluid medicine dispenser according to the present invention.

4 is a cross-sectional view of the outlet of the screw feeder shown in FIG.

5 is a cross-sectional view showing a state in which a skirt is installed at the outlet of the screw introducer shown in FIG.

FIG. 6 is a partially cutaway side view illustrating the enlarged elastic support unit illustrated in FIG. 2.

<Description of Symbols for Main Parts of Drawings>

10 Hopper 11 Pupil-proof motor

12 ... pupil blocking blade 13 ... Vibrator

20.Input means 21 ... Gauge valve

22 ... screw feeder 23 ... feed motor

24.Screw 25 ... Heating means

26.Skirt 30 ... Chemical mixed room

40.Support 50 ... Elastic support means

Liquid medicine dispenser according to the present invention: a non-moving support, a hopper installed on the support for storing the drug, a screw injector installed in the lower side of the hopper to sequentially discharge the appropriate amount of the drug downward, In the chemical mixing chamber which is installed on the lower side of the screw feeder to mix the medicine and water, and a vibrator installed in the hopper, the hopper while being installed between the support and the hopper so that the hopper can move a predetermined distance It is characterized in that it is provided with an elastic support means for supporting and the coupling means for guiding the medicine is moved to the screw introducer while being installed between the screw introducer and the hopper to allow the hopper to move a predetermined distance.

In addition, the fluid medicine dispenser according to the present invention: a non-moving support, a hopper installed on the support for storing the drug, and a screw feeder installed in the lower side of the hopper to sequentially discharge the appropriate amount of the medicine downwards And, in the fluid medicine injector is installed on the lower side of the screw injector having a chemical mixing chamber for mixing the medicine and water, characterized in that the heating means is installed around the chemical outlet of the screw injector.

The fluid medicine dispenser according to the present invention having such a feature prevents the medicine in the medicine injector from being hardened, and the solid medicine can be pulverized, thereby reducing the maintenance and maintenance cost of the liquid medicine injector.

Hereinafter, a preferred embodiment of the fluid medicine injector according to the present invention with reference to the accompanying drawings will be described in detail.

2 and 3, the chemical injector is installed in the hopper 10 for storing the drug largely, the drug mixing chamber 30 for mixing the medicine in the water, the hopper 10 is stored in the hopper 10 Consists of the input means 20 for sequentially and appropriately injecting the appropriate amount of the drug mixing chamber 30.

In the hopper 10 fixed to the support 40, a pupil prevention blade 12 rotated by the pupil prevention motor 11 is installed, and a vibrator 13 is installed outside the inclined main surface of the hopper 10. have. Pupil prevention blade 12 serves to prevent the generation of pupils generated as the drug stored in the hopper 10 is discharged to the drug mixing chamber 30 by the input means 20, the vibrator 13 is a hopper Vibration is applied to the 10 so that the medicine stored in the hopper 10 is not hardened and at the same time the hardened chemical is broken.

Between the support 40 and the hopper 10 is provided with an elastic support means 50 for supporting the hopper 10 while allowing the hopper 10 to move a predetermined interval, the chemical injection means 20 and the hopper Between the 10 is provided with a connecting means 60 for guiding the medicine to move to the drug injection means 20 while allowing the hopper 10 to move a predetermined interval.

Referring to Figure 6, the elastic support means may be implemented in various forms such as a rubber plate (not shown). In a preferred embodiment of the present invention, the base 51 fixed to the hopper 10, the fixing bolt 56 fixed to the support 40, and the nut screwed to the fixing bolt 56 on the base 51 52 and a spring 54 inserted into the fixing bolt 56 between the pedestal 51 and the support 40. The elastic support means includes an upper guide 53 fixed to the pedestal 51 around the fixing bolt 56 and a lower guide 55 fixed to the support 55 to guide the lifting and lowering of the upper guide 53. It is preferable to further provide.

2 and 3, the connecting means 60 may be implemented in various forms, including a flexible tube, as illustrated in a preferred embodiment of the present invention, it is preferable to be a corrugated flexible rubber tube.

Referring to FIG. 2, the chemical mixing chamber 30 is connected with an inflow pipe 31 through which water is introduced, a discharge pipe 33 through which water is discharged, and a drain pipe 32 through which waste is discharged. The admixture 34 which mixes the chemical | injected by 20 with water is provided. Since the inlet pipe 31 and the outlet pipe 33 are connected to a precipitator (not shown), chemicals and water mixed by the admixture 34 flow into the precipitator and aggregate various substances contained in the raw water to precipitate. Let's do it.

3 and 4, the lower end of the hopper 10 is provided with a feeding means 20. The feeding means 20 includes a gate valve 21 installed at the lower end of the hopper 10, and a screw injector 22 installed below the gate valve 21 to inject chemicals. The gate valve 21 intermittently acts to regulate the chemicals stored in the hopper 10 so that the chemicals stored in the hopper 10 can be moved to the screw injector 22 at an appropriate time, and the screw injector 22 sequentially orders an appropriate amount of the chemicals stored in the hopper 10. As appropriate to act as a drug mixing room (30).

Referring to FIG. 4, a heating means 25 is installed around the chemical outlet of the screw injector 22. The heating means 25 may be implemented in various forms, but the nichrome wire is used in the preferred embodiment of the present invention. This nichrome wire is wound around the outlet of the screw feeder and heat is generated when a current is applied.

Referring to FIG. 5, a skirt 26 is installed at the chemical outlet of the screw injector 22. The skirt 26 is made of a flexible rubber plate, and serves to block the outside and inside of the screw feeder 22 to prevent the external moisture from entering the inside. And, it is naturally opened by the chemical discharged by the screw 24 of the screw feeder 22.

Drug injector according to the present invention having the components as described above is operated as follows.

2 and 3, since the hopper 10 is installed on the support 40 so as to be moved by a predetermined distance by the elastic support means 50 and the connecting means 60, the vibrator 13 operates when the vibrator 13 operates. The vibration of 13 is effectively transmitted to the hopper 10. The vibration transmitted as described above not only prevents the medicine in the hopper 10 from hardening but also breaks the hard medicine.

2 and 5, when the screw feeder 22 is operated while the gate valve 21 is opened, the chemical in the hopper 10 flows into the screw feeder 22 through the gate valve 21. , The chemicals introduced into the screw injector 22 are sequentially pushed by the screw 24 of the screw injector 22, and the pushing medicine pushes the skirt 26 installed at the outlet of the screw injector 22 and the chemical mixing chamber 30. To be discharged. At this time, when the operation is stopped, the skirt 26 again closes the outlet of the screw feeder 22. Therefore, the water evaporated in the chemical mixing chamber 30 cannot be introduced into the screw injector 22 through the outlet of the screw injector 22.

As is well known, when the water is introduced, the drug is hardened, so it is better not to introduce even a little water. However, the skirt 26 does not completely block the outlet of the screw introducer 22. Therefore, when not in use for a relatively long time, operating the heating means 22 installed around the screw injector 22 evaporates the introduced water does not solidify the chemicals.

The preferred embodiment of the present invention described by the accompanying reference drawings is only one embodiment. Those skilled in the art will be able to implement a similar type of drug injector by fully understanding the preferred embodiment of the present invention.

Therefore, the true technical protection scope of the present invention will be defined by the claims by the technical idea of the present invention.

As described above, the vibration of the vibrator is effectively transmitted to the hopper, and the heating means installed in the screw introducer and the skirt do not harden the medicine for a relatively long time, thereby reducing the maintenance and maintenance cost of the medicine dispenser.

Claims (7)

A non-moving support, a hopper installed on the support to hold the medicine, a screw feeder installed under the hopper to discharge the appropriate amount of the medicine sequentially downward, and installed under the screw feeder In the liquid medicine injector having a chemical mixing chamber for mixing the medicine and water, and a vibrator installed in the hopper, An elastic support means installed between the support and the hopper to support the hopper while allowing the hopper to move a predetermined distance; And a connecting means installed between the screw feeder and the hopper to guide the medicine to the screw feeder while allowing the hopper to move a predetermined distance. The method of claim 1, The elastic support means is a hopper support fixed to the hopper, a fixing bolt fixed to the support, a nut screwed to the fixing bolt on the hopper support, and inserted into the fixing bolt between the hopper support and the support A chemical dispenser, characterized in that it has a spring. The method of claim 2, An upper guide fixed to the hopper support around the fixing bolt; The liquid medicine injector is fixed to the support further comprises a lower guide for guiding the lifting of the upper guide. The method of claim 1, The connecting means is a fluid medicine injector, characterized in that the corrugated flexible tube. A non-moving support, a hopper installed on the support to hold the medicine, a screw feeder installed under the hopper to discharge the appropriate amount of the medicine sequentially downward, and installed under the screw feeder In the liquid medicine injector having a chemical mixing chamber for mixing the medicine and water, And a heating means is installed around the chemical outlet of the screw introducer. The method of claim 5, And said heating means is a nichrome wire wound around the chemical outlet of said screw introducer. The method according to claim 5 or 6, Is installed in the drug outlet of the screw injector is a fluid medicine injector characterized in that it has a flexible skirt to open the outlet by blocking the outside and the inside and the discharged medicine.