KR20070098507A - Coupler - Google Patents

Abstract

A coupler is provided to prevent abnormal use of chemicals stored in a container by preventing abnormal coupling between a female coupler and a male coupler. A coupler comprises a male coupler(200) a female coupler(100). The male coupler(200) comprises a main housing(210) having a hollow section and coupling grooves, a hollow bar member, a cylindrical member, an auxiliary housing(240), a fluid opening and closing member, a connection member(260), a gas injection port(270) and a sealing cap(280). The hollow bar member is inserted into the hollow section of the main housing(210). The cylindrical member is coupled to the coupling grooves of the main housing(210). The auxiliary housing(240) is inserted into the outer side of the cylindrical member. The connection member(260) is coupled to the upper end portion of the hollow bar member.

Description

Coupler {COUPLER}

1 is a partially exploded perspective view showing to illustrate a coupler according to the present invention.

Figure 2 is an assembled state cross-sectional view for explaining the coupler according to the present invention.

Figure 3 is an exploded cross-sectional view showing a coupler in the coupler according to the present invention.

Figure 4 is an assembled bottom view showing the coupler in the coupler according to the present invention.

Explanation of symbols on the main parts of the drawings

100: female coupler 110: fastening portion

113: pressure projection 114: gas injection hole

117: mislocking prevention groove 200: male coupler

210: main housing 211: hollow

214: side hole 220: hollow bar member

221: straight cross section 230: cylindrical member

240: auxiliary housing 250: fluid opening and closing member

251: spring 252: opening and closing side

260: connector 270: gas inlet

290: unclamping prevention member 292: chucking prevention projection

The present invention relates to a coupler used to discharge the high-purity chemicals stored in the container to the outside, more specifically, to discharge the chemical stored in the container to the outside using only one opening (chemical outlet) formed on the container side At the same time, the inside of the container can be easily discharged of chemicals stored in the container, and gas injection can be performed to maintain purity and maintain cleanliness. It's about a coupler that lets you pre-block.

Generally, pure chemicals related to semiconductors and pharmaceuticals, chemicals for electronic industry, reagents for medicines, foods for medicine, and cosmetics are stored in containers, and when necessary, appropriate amounts are discharged to the outside of containers.

At this time, the conventional chemical storage container is the air of the opening to facilitate the external discharge of the drug by making the chemical outlet of the opening for discharging the drug stored in the container to the outside and the atmospheric pressure outside the container and the atmospheric pressure inside the container the same A suction port is formed, and a cap for opening and closing the chemical discharge port and the air suction port is provided, respectively.

Therefore, in the case of using the chemical contained in the chemical storage container, after releasing the assembled cap, and the chemical discharge port and the air inlet in the open state through the chemical discharge port to use the internal chemicals to the outside.

By the way, the above-mentioned chemicals such as semiconductors and pharmaceuticals should be able to maintain high purity and cleanliness by sufficiently eliminating the possibility of contamination through contact with air, so that the chemicals stored in the outside or the chemicals stored in the container can be kept high. In the past, this application was difficult when the external discharge of the chemical stored in the container is used.

In addition, the corresponding chemicals of the necessary components should be used in the right place, but there was a problem in that the wrong drawing of the chemicals and the misapplication thereof were caused by the mistake of the worker.

The present invention has been made in view of the above-described problems, and an object thereof is to provide a discharge passage for discharging chemicals stored in a container, and to provide the same with respect to atmospheric pressure inside / outside the container. The gas injection passage is provided in one body so that the chemicals stored in the container can be discharged to the outside through only one opening (chemical outlet) on the container, and at the same time, the chemicals stored in the container can be easily It is possible to carry out gas injection to maintain the discharge and purity, and to maintain the purity and cleanness of chemicals in the container by blocking contact with air when discharging the chemicals in the container. It is to provide a coupler that can eliminate the formation of air intake.

In addition, the present invention is to provide a coupler that can effectively prevent the mis-drawing of the chemical and the misapplication according to the error by the operator.

The present invention for achieving the above object is a chemical coupler for extracting the chemicals stored in the container to the outside through the female coupler coupled to the container side drug outlet and the male coupler coupled to the female coupler to the outside. In The male coupler is a cylindrical housing having a hollow and a main housing having a fastening groove having internal threads at upper and lower sides, respectively, and a side hole communicating with the hollow at the side of the body; A hollow bar member inserted into and disposed in the hollow of the main housing, the bottom of which is protruded, and the top of which is fastened to the upper fastening groove of the main housing side and an internal thread formed on the inner diameter of the upper end; A hollow cylindrical member formed with an external thread on the outer circumferential surface of the upper end portion to be fastened to the lower housing fastening groove on the main housing side and protruding an outward locking jaw at the lower end portion; An auxiliary housing which is inserted into the outer side of the cylindrical member but is formed by a locking jaw, and has an external thread formed at a lower end thereof for fastening with the female coupler; A fluid opening / closing member having a spring and an opening / closing side coupled to the lower portion of the hollow bar member to be disposed up and down; It is fastened to the upper end of the hollow bar member and the connector for connection with the pumping means for pumping the drug in the container; A gas injection port fastened to the side hole of the main housing and connected to a gas injection means for injecting gas into the container; When the connector and the gas inlet is not in use, characterized in that it comprises a sealing cap for sealing their openings.

The female coupler has a fastening part formed with an external thread for fastening to the container side chemical outlet and an internal thread for fastening with the male coupler, and communicates with the fastening part so as to extend in a downward direction, and the female coupler on the container side. When the fastening is configured in the connection pipe which is dipped in the storage chemicals of the container, the center of the fastening portion is formed to protrude in an upward direction, but provided with a pressing projection to communicate with the connection pipe, the bottom of the fastening portion the male coupler Characterized in that the through the gas inlet hole for the inlet of the gas injected through the through.

In addition, the hollow bar member is preferably configured to have a straight cross-section in the longitudinal direction around the outer circumferential surface so as to have ease of gas injection into the container.

Further, the male coupler is provided with a misfit preventing member formed on the lower surface of the male coupler, and is disposed on the outer surface of the auxiliary housing, and the fastening portion of the female coupler has a misfit preventing groove around its upper surface. It is characterized in that it is configured to prevent the misconnection of the male coupler and the female coupler.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail.

1 is a partially exploded perspective view showing a coupler according to the present invention, Figure 2 is an assembled state sectional view shown to explain the coupler according to the present invention, Figure 3 shows a coupler in the coupler according to the present invention 4 is an exploded cross-sectional view, and FIG. 4 is an assembled bottom view showing a male coupler in a coupler according to the present invention.

As shown in Figures 1 to 4, the chemical withdrawal coupler according to the present invention is to be able to eliminate the formation of the container-side air inlet to be used, is fastened to the chemical outlet of the container (1) and described next. The female coupler 100 to open the fluid flow path of the male coupler 200 when the male coupler 200 is coupled to the female coupler 200, and the pumping means and the gas for fastening the chemicals in the container as well as the female coupler 100. Through the connection with the injection means (not shown), the medicine inside the container 1 can be discharged to the outside through only one opening of the chemical outlet of the container 1, and the gas can be injected into the container 1 at the same time. Made of a male coupler (200).

The female coupler 100 is a fastening part 110 formed with an external thread 111 for fastening to the chemical outlet of the container 1 and an internal thread 112 for fastening with the male coupler 200, and It is composed of a connecting pipe 120 which is connected to the fastening part 110 and extends in the downward direction and when the female coupler 100 is fastened to the container 1 side, it is dipping in the storage chemical of the container 1.

At this time, the center of the fastening portion 110 is configured to be in communication with the connecting pipe 120 but provided with a pressing protrusion 113 protruding in the upward direction, the bottom surface of the fastening portion 110 is the number The gas injection hole 114 is formed to penetrate into the container 1 of the gas injected through the coupler 200.

In addition, to provide a fastening torque (torque) on the container 1 side of the fastening reference point 115 and the female coupler 100 to be a reference when fastening with the male coupler 200 on the upper surface of the fastening portion 110. It is intended to be provided with a fastening pressing groove 116 and the buckling preventing groove 117 numbered for.

Here, the fastening pressing groove 116 to match a separate fastening jig (not shown) to provide a fastening torque to the female coupler to enable a more secure fastening of the container (1) side, the misfastening prevention groove ( 117 can be prevented from misalignment by forming differently to maintain a closed state without opening a part of the groove 117 according to the number described, that is, depending on the type of chemical contained in the container.

The male coupler 200 is a cylindrical body having a hollow 211 and forms fastening grooves 212 and 213 each having an internal thread 212a and 213a at the upper and lower sides thereof, and the hollow as a side of the body. A main housing 210 having a side hole 214 communicating with 211; The hollow bar member which is inserted into the hollow of the main housing 210 and has a lower portion protrudingly arranged and the upper portion is fastened to the upper fastening recess 212 on the main housing 210 side and has an internal thread 221 formed on the inner diameter of the upper end thereof. 220; A hollow cylindrical member 230 formed with an external thread 231 on the outer circumferential surface of the upper end portion so as to be fastened to the lower housing fastening groove 213 on the main housing 210 side, and protruding an outward locking jaw 232 at the lower end portion; Is inserted into the outer side of the cylindrical member 230, but the engaging by the locking step 232 is formed and the external thread 241 for fastening with the female coupler 100 side fastening portion 110 is formed at the lower end An auxiliary housing 240; A fluid opening / closing member (250) provided with a spring (251) and an opening / closing side (252) coupled thereto at a lower portion of the hollow bar member (220) so as to be disposed up and down; A connector 260 fastened to the upper end of the hollow bar member 220 and connected to a pumping means (not shown) for pumping the medicine in the container; A gas injection hole 270 fastened to the side hole 214 of the main housing 210 and connected to a gas injection means (not shown); The connector 260 and the gas inlet 270 when not in use is composed of a sealing cap 280 to seal the opening.

At this time, the misalignment preventing member 290 is disposed on the outer surface of the auxiliary housing 240 to prevent the misalignment with the female coupler 100 when the male coupler 200 is fastened to the female coupler 100. It will be configured to include more.

A reference point 291 corresponding to the fastening reference point 115 of the fastening part 110 is formed on an upper surface of the misfastening prevention member 290, and a lower surface thereof corresponds to a position corresponding to the misfastening preventing groove 117. It is to be provided with a misfit preventing projection (292).

The hollow bar member 220 is preferably to form a straight cross-section 221 having a vertical cross section in the longitudinal direction around the outer peripheral surface, which is the hollow bar member 220 through the facing cross-section 221 The side hole 214 of the main housing 210 by forming a gas injection passage by forming a gap between the main housing 210 and the auxiliary housing 240 fitting the body therein. It is for inducing gas to be injected through the container 1 can be easily injected into the inside.

Referring to the operation of the coupler according to the present invention made of such a configuration as follows.

First, the connection pipe 120 of the female coupler 100 is inserted into the chemical outlet of the container 1 to be dipped onto the chemical stored in the container 1 and fastened through the fastening part 110 to the female coupler ( 100 is fixedly coupled onto the container 1. At this time, by using a fastening jig (not shown) to provide a fastening torque through the fastening pressure groove 116 of the fastening portion 110 to more securely tighten the female coupler 100 to the container (1).

After the male coupler 200 is positioned on the female coupler 100, the female coupler 200 checks whether the female coupler and the male coupler are paired with each other using the misalignment preventing member 290. The auxiliary housing 240 is screwed into the fastening part 110 of the female coupler 100 so as to couple the male coupler 200 to the female coupler 100.

At this time, through the fastening reference point 115 and the reference point 291 check whether the misfastening prevention groove 117 and the misfastening prevention projection 292 is mutually matched, and if the mutual matching is not made, the operator to use the chemical It is configured to check the chemicals and serves to block the incorrect use of the chemicals in accordance with the operator's mistakes in advance, and after the check of the chemicals by removing a portion of the anti-tightening protrusions (292) to prevent the wrong fastening grooves (117 ) Or the male coupler 200 having the misfit preventing member 290 corresponding to the misfit preventing groove 117. That is to have a fastening force corresponding to the storage chemicals in the container (1).

When the female coupler 100 and the male coupler 200 are fastened to each other, the female coupler 100 pressurizing protrusion 113 has an opening / closing side 252 of the fluid opening / closing member 250 disposed below the hollow bar member 220. Push upwards to open the fluid flow path for external discharge of the chemical.

Then, the pumping means (not shown) is connected and fixed to the connector 260 in a state where the sealing cap 280 is removed, and the gas injection means (not shown) is connected and fixed to the gas inlet 270.

When the pumping means is operated, the liquid chemical stored in the container 1 is introduced into the hollow of the hollow bar member 220 in the open state through the connection pipe 120 of the female coupler 100 and the connector 260 is opened. The injection gas such as nitrogen through the gas injection means which is discharged to the outside through the gas injection means is carried on the outer surface of the hollow bar member 220 via the side hole 214 of the main housing 210 and the female coupler 100. After flowing into the fastening part 110 of the through the gas inlet 114 formed on the bottom of the fastening part 110 is introduced into the container (1). At this time, by forming the straight end surface portion 221 on the outer surface of the hollow bar member 220, the inflow path of the gas can be enlarged to facilitate the easy inflow of the gas.

Here, the injection of the gas simultaneously with the discharge of the medicine facilitates the discharge of the medicine by acting to maintain the same internal and external atmospheric pressure in the container (1) and at the same time the gas stored in the container (1) It serves to block contact with the treatment bin and air, thereby maintaining the purity and cleanliness of the chemicals stored in the container.

That is, the coupler of the present invention provides the usefulness to enable the continuous use while maintaining the purity and cleanliness of the drug stored therein if only one discharge opening is formed in the container (1), contact with air and foreign matter Not only can it effectively prevent the inflow, but also allows the simultaneous operation of discharging the chemicals inside the container to the outside and injecting the gas into the container.

In addition, the coupler of the present invention is provided with a means of preventing the wrong coupling of the female coupler 100 and the male coupler 200 to prevent the wrong connection by mistake of the operator in advance to use the chemical stored in the container (1) side incorrectly It is useful to block the proactively.

Furthermore, it will be apparent that the coupler of the present invention can be used not only for discharging chemicals but also for injecting additives of liquids at the same time as external discharge of general liquids.

On the other hand, the coupler according to the present invention has been described with reference to the specific embodiments as described above and the accompanying drawings, but is not particularly limited to this, various modifications by those skilled in the art of the claims of the present invention It can be attributed to the present invention by the technical idea according to the analysis.

As described above according to the present invention According to the coupler, one opening on the container side is provided by providing a discharge passage for discharging the chemicals stored in the container and a gas injection passage in the body to provide the same internal and external atmospheric pressure into the container. Through the outlets), the chemicals stored in the container can be discharged to the outside, and at the same time, the inside of the container can be used to perform gas injection for easy discharge and maintenance of the chemicals stored in the container.

Accordingly, in addition to providing ease of chemical discharge when discharging the chemical in the container, it is possible to maintain the purity and cleanness of the chemical in the container by blocking contact with the air, and the air intake that had to be formed on the existing container side Provides usefulness to eliminate machining.

Furthermore, the present invention can prevent the wrong connection by the mistake of the operator through the configuration to prevent the wrong connection of the female coupler and the male coupler, so that the usefulness of preventing the incorrect use of the chemical stored in the container side in advance In addition, the chemicals can be applied in place.

Claims (4)

In the chemical extraction coupler used to discharge the chemicals and the like stored in the container to the outside through the female coupler coupled to the container side chemical outlet and the male coupler coupled to the female coupler, The male coupler is a cylindrical housing having a hollow and a main housing having a fastening groove having internal threads at upper and lower sides, respectively, and a side hole communicating with the hollow at the side of the body; A hollow bar member inserted into and disposed in the hollow of the main housing, the bottom of which is protruded, and the top of which is fastened to the upper fastening groove of the main housing side and an internal thread formed on the inner diameter of the upper end; A hollow cylindrical member formed with an external thread on the outer circumferential surface of the upper end portion to be fastened to the lower housing fastening groove on the main housing side and protruding an outward locking jaw at the lower end portion; An auxiliary housing which is inserted into the outer side of the cylindrical member but is formed by a locking jaw, and has an external thread formed at a lower end thereof for fastening with the female coupler; A fluid opening / closing member having a spring and an opening / closing side coupled to the lower portion of the hollow bar member to be disposed up and down; It is fastened to the upper end of the hollow bar member and the connector for connection with the pumping means for pumping the drug in the container; A gas inlet for fastening to the side hole of the main housing and for connection with a gas injection means for injecting gas into the container; Coupler characterized in that it is composed of a sealing cap for sealing the opening of the connector and the gas inlet when not in use. The method of claim 1, The female coupler includes a fastening portion for forming an external screw thread for fastening to the container side drug outlet and an internal screw thread for fastening with the male coupler; In communication with the fastening portion to extend in the downward direction to form a configuration of the connection pipe which is dipped in the storage chemicals of the container when fastening the female coupler to the container side; In the center of the fastening portion to form a pressing projection in communication with the connecting pipe; Coupler, characterized in that the bottom surface of the fastening portion is formed through the gas inlet hole. The method of claim 1, Coupled to the hollow bar member of the male coupler is configured to provide a straight section in the longitudinal direction around the outer peripheral surface to provide ease of gas injection into the container. The method according to claim 1 or 2, The male coupler is provided with a misfit preventing member formed on a bottom surface of the misfit preventing protrusion, and disposed on an outer surface of the auxiliary housing; Coupler, characterized in that the coupling portion of the female coupler is formed to prevent the misalignment of the male coupler and the female coupler by forming a misalignment preventing groove around the upper surface.

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