KR20140119456A - Sealed container for storing and delivering of chemicals - Google Patents

Abstract

The present invention relates to a sealed container for storing and transporting chemical substances and, more specifically, to a sealed container for storing and transporting chemical substances, which has storage and transportation safety, secures sealing properties, and has an easy-to-handle structure. The sealed container according to the present invention comprises a body (11) which has a cylindrical shape and is supported by a skirt (15); a handle (12) installed to be placed above the upper side of the body (11) by a connection member (13) fixed on the side of the upper part of the body (11); an opening and closing block (14) which penetrates through the center part of the upper surface of the body (11) and has a bolt structure; and one or more injection tubes (16) which are inserted into the body (11) by penetrating through the upper surface of the body (11). The injection tube (16) penetrates through a stamp flat surface (17) formed on the upper surface of the body (11). The body (11) has a recess (211) formed at a position of the internal bottom surface thereof, wherein the position corresponds to the end of the injection tube (16).

Description

[0001] SEALED CONTAINER FOR STORING AND DELIVERING OF CHEMICALS [0002]

The present invention relates to a sealed container for storing and transporting chemical substances, and more particularly, to a sealed container for storing and transporting chemical substances having a structure with a storage and transport stability and a sealed structure that is easy to handle .

It is advantageous for the chemical or dangerous solution to be used for storage or transportation in accordance with established standards, and on the other hand to have stability or ease of handling above a predetermined standard. Various chemicals or hazardous materials may have structural characteristics that are appropriate for their respective characteristics, since they have different types of risks. It may also have the common properties required for chemicals or dangerous goods. These common characteristics are mainly related to handling stability or hermeticity depending on the structure.

Containers for storing or transporting chemicals or dangerous materials must have basically airtightness and ease of handling as the container moves. It should also be possible to prevent leakage. Prior art related to a hermetically sealed container is disclosed in Korean Patent Publication No. 2004-0066128 'container device for storage of dangerous material and method of manufacturing container device thereof'. The prior art includes a substantially cylindrical container block having a central axial circumferential passage therethrough and also containing a set of storage containers for dangerous material positioned between the passage and the circumferential surface of the container block And further comprising a cylindrical concrete body surrounding the group of storage containers, the storage containers being arranged adjacent to each other along a closed curve Wherein the wall of the center passage is formed mainly by a circumferential section of adjacent storage vessels and the concrete body is directly connected to the storage vessels at substantially all of the circumferential surfaces of the storage vessels which do not constitute the circumferential section, A container device is disclosed which is characterized in that have.

Another prior art related to hermetically sealed containers is Patent Publication No. 2004-0055821, " Chemical container for high purity chemicals ". The prior art relates to a chemical container for the storage of high purity liquid chemicals, comprising a body having sidewalls and a bottom vertically disposed relative to one another, wherein at least one mold release seam or material The scale is placed at each corner formed between two sidewalls, and at least one mold release seam or combination of materials due to manufacture is disclosed diagonally with respect to the bottom.

The container disclosed in the prior art does not disclose a container structure related to a specific compounding substance or dangerous material and related to handling stability or storage stability of the contents. The present invention has been made to solve the problems of the prior art and has the following purpose.

An object of the present invention is to provide a sealed container for storage and transportation of chemical substances having a structure that is easy to handle and has storage stability.

According to a preferred embodiment of the present invention, the hermetically sealed container comprises: a body supported in a cylindrical shape by a skirt; A handle disposed above the body by a connecting member fixed to an upper side of the body; An opening / closing block formed through a central portion of the upper plane of the body and having a bolt structure; And at least one injection conduit formed to pass through the upper surface of the body and into the interior of the body, the injection conduit penetrating through the stamp flat surface formed on the upper plane of the body, A recessed space is formed at a position corresponding to the end portion of the injection conduit.

According to another preferred embodiment of the present invention, the outer or inner surface of the body is electro-polished.

According to another preferred embodiment of the present invention, the connecting member has an elongated rod shape and is welded in the longitudinal direction of the side surface of the body, and one end is fixed to the handle by welding.

The container according to the present invention has an excellent hygiene function by ensuring that the inside or the outside of the container is made of stainless steel while being coated with a corrosion-resistant material as necessary, thereby ensuring the hermeticity of the storage space, . In addition, the container according to the present invention has an advantage that foreign substances can be prevented from being generated by the electrolytic polishing of the inside or the outside while allowing the contents to be stably injected. Further, the container according to the present invention has an advantage that it can be easily prevented from being damaged due to the installation of a conduit for injection, and is simple in sealing. Further, the container according to the present invention has an advantage that the injection of chemicals and the discharge of chemicals can be performed stably inside.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 schematically shows a perspective view of the appearance of an embodiment of a container according to the present invention.
Figure 2 schematically illustrates the internal structure of an embodiment of a container according to the present invention.
Figure 3a schematically illustrates the installation structure of an injection or discharge conduit in an embodiment of a container according to the present invention.
Figure 3b illustrates another embodiment of a container according to the present invention.
Figure 3c illustrates an embodiment of the connection structure of an injection or discharge conduit and a container in an embodiment of a container according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings, but the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, so that they will not be described repeatedly unless necessary for an understanding of the invention, and the known components will be briefly described or omitted. However, It should not be understood as being excluded from the embodiment of Fig.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 schematically shows a perspective view of the appearance of an embodiment of a container according to the present invention.

Referring to FIG. 1, a closed container 10 according to the present invention includes a body 11 supported in a cylindrical shape by a skirt 15; A handle 12 installed above the body 11 by a connecting member 13 fixed to the upper side of the body 11; An opening / closing block 14 formed through a central portion of the upper plane of the body 11 and having a bolt structure; And at least one injection conduit (16) penetrating the upper surface of the body (11) and flowing into the interior of the body (11), the injection conduit (16) comprising a stamp And a recessed space 211 is formed in the inner bottom surface of the body 11 at a position corresponding to the end portion of the injection conduit 16.

The container 10 according to the invention can be used, for example, for the storage and transport of chemicals, hazardous or medical substances in the form of solutions or substances for which hygiene is required. On the other hand, the container 10 according to the present invention can be used for storage and transportation of gas. Thus, the container according to the present invention can be used for storage and transport of any liquid or gas that does not react with stainless steel, and is not limited by the type of contents to be stored.

The body 11 can be formed as a hollow cylinder as a whole, and can be manufactured integrally as a whole without a joint, or can be manufactured by separating a cylinder-shaped body portion and an upper portion. The upper portion may be joined by means such as welding, for example. The body 11 can be made of a material such as, for example, stainless steel, and the inner surface or the outer surface can be electro-polished. Depending on the contents to be stored, the inner surface may be coated with Teflon, ethylene propylene diene monomer (EPDM) or neoprene to a thickness of 1 to 20 μm. The electrolytic polishing improves the resistance to corrosion and improves the gloss, so that foreign matter can be removed, and the surface is made uniform while preventing adhesion of foreign matter. The thickness of electrolytic polishing may be 10 to 200 占 퐉, but is not limited thereto.

A handle 12 fixed to the upper side of the body 11 by a connecting member 13 may be provided. The handle 12 may be ring-shaped and made of the same or similar material as the body 11. The connecting member 13 may have a rod shape having a circular cross section and one end may be fixed to the side of the body 11 and the other end may be fixed to the handle 12. [ As shown in Fig. 1, both ends of the connecting member 13 can be fixed to the handle 12 and the body 11 by welding, and the portion fixed to the body 11 can be fixed to the whole of the connecting member 13 Can be 1/10 to 1/3 of the length. The range of the fixed length is dependent on the weight of the body 11, the number of the connecting members 13, and the diameter of the connecting member 13. For example, the number of the connecting members 13 may be 2 to 5, and the sectional diameter of the connecting member 13 may be 1/100 to 1/10 of the length of the outer peripheral surface of the middle portion of the body 11 But is not limited thereto. The connecting member 13 may also have a deformed portion for absorbing impact dispersion or thermal deformation. As shown in Fig. 1, at least a part of the middle portion of the connecting member 13 may have an outwardly curved shape.

The opening and closing block 14 may be formed on the upper surface of the body 11 and the opening and closing block 14 may include an inlet formed in a central portion of the body 11 and a lid for opening and closing the inlet. The inlet may be formed in a variety of ways known in the art, for example, and a threaded portion may be formed on the outer surface of the inlet. The hexagonal bolt-shaped lead is formed with a threaded portion on the inner surface and can be engaged with or separated from the inlet to open and close the inlet. The open / close block 14 may have various structures and the present invention is not limited to the embodiments shown.

A stamp flat surface 17 may be provided on the upper plane of the body 11 and an injection conduit 16 may be provided on the stamp flat surface 17. [ The stamp flat surface 17 may be a plurality of and the injection conduit 16 may be provided on at least one stamp flat surface 17. [ The stamp flat face 17 and the injection conduit 16 will be described again below.

A skirt 15 may be provided under the body 11. The skirt 15 may be made of any material capable of absorbing external impact, for example, but not limited to, materials such as stainless steel, rubber, or silicone.

The internal structure of the container according to the present invention will be described below.

Figure 2a schematically illustrates the internal structure of an embodiment of a container according to the present invention.

2a, at least a portion of the injection conduit 16 may extend to the bottom surface of the body 11 and the bottom surface 21 may extend into the recessed space 211 based on the extended position of the injection conduit 16, Can be formed. The inlet conduit 16 may be made of the same or similar material as the body 11 for introducing or discharging liquid or air into the body 11. [ The injection conduit 16 may comprise an upper fastening portion and a lower extension portion 161 and the lower extension portion 161 may extend to just above the recessed space 211. As shown in FIG. 2, the depressed space 211 formed in the bottom surface 21 may have a concave shape and converge to a predetermined position. And the converged position may be located on an extension of the lower extension of the injection conduit 161. [ The formation of the depressed space 211 having such a shape makes it possible to reduce the fluctuation or shaking of the liquid in the body 11 in the process of injecting or discharging the liquid into the body 11. [ In addition, the removal of the remaining liquid in the container is facilitated while at the same time the fine material is prevented from remaining in the inside of the body 11 during the cleaning process. As described above, the inside of the body 11 can be electrolytic polishing, and as a result, the roughness of the bottom surface is improved, and adhesion to foreign matter is weakened. In addition, the coefficient of friction can be lowered. Therefore, when the recessed space 211 is formed on the bottom surface, the residue inside the body 11 can easily be gathered in the recessed space 211. At the same time, sediments which may be present inside the body 11 can be easily collected into the recessed space 211. For this purpose, the thickness variation due to electrolytic polishing of the bottom surface may be made to be, for example, 0.5 to 1.0 탆 so as to prevent adhesion of foreign matter. The converging portion of the recessed space 211 can be made to be deeper downward with respect to the other portion. Due to such a structure, the recessed space 211 can be made into a structure that converges in a three-dimensional space.

The recessed space 211 can be made in various structures and can be at least one.

A structure in which the injection conduit according to the present invention is installed will be described below.

Figure 2 schematically shows the installation structure of the injection conduit in the embodiment of the container according to the invention.

2, the opening and closing block 14 may be formed in a polygonal bolt structure and may be formed on the upper plane of the body 11. [ On the other hand, the injection conduit may consist of the joint device 162 and the injection conduit 16. And the joint device 162 can be made in a structure that can be connected, for example, to a connector of a tube connected to another device, and can be made of any structure known in the art. A stamp flat surface 17 may be formed at a portion of the injection conduit 161 passing through the upper plane of the body 11. [ The stamp flat surface 17 is formed so as to be parallel to the ground or perpendicular to the direction through which the injection conduit 16 penetrates the upper surface of the body 11 with respect to the upper plane having a generally convex curved surface Refers to a flat surface formed. As described above, the body 11 can be integrally formed, and the upper surface of the body 11 forms a convex curved surface. It is difficult to form the injection conduit 16 so that the extending direction of the injection conduit 16 is parallel to the body 11 when the injection conduit 16 is installed to penetrate the convex curved surface. On the other hand, installation itself becomes difficult. On the other hand, a hole must be formed for the installation of the injection conduit 16 and it is difficult to process the hole with respect to the curved surface. Further, after the injection conduit 16 is installed, a post-treatment process such as welding becomes difficult. In order to solve such a problem, a plurality of stamp flat surfaces 17 may be formed on the upper plane of the body 11. And the injection conduit 16 can pass through the upper flat surface of the body 11 through the stamp flat surface 17. [ A plurality of stamp flat surfaces 17 may be provided on the upper flat surface and an injection conduit 16 may be provided on at least one stamp flat surface 17. The stamp flat surface 17 may be formed during the manufacturing process of the body 11 or may be formed by a process such as punching or pressing after the body is formed. The stamp flat surface 17 may be formed perpendicular to the extending direction of the body 11 or the extending direction of the injection conduit 16 or may be formed parallel to the ground surface and may be formed at regular intervals along the circumference of the opening / A plurality of numbers can be formed.

Referring to FIG. 3A, the lower portion of the connecting member 13 may be fixed to the circumferential surface of the body 11 by a method such as welding. As described above, a certain portion of the entire length of the connecting member 13 can be coupled to the circumferential surface to form the extending surface 31. The extended surface 31 may be welded to the entire contact portion. The connection member 13 can be firmly coupled to the body 11 by the formation of the extending surface 31.

Figure 3b illustrates another embodiment of a container according to the present invention.

Referring to FIG. 3B, the injection conduits 161 and 161a may be straight or bent, and the bent injection conduit 161a may direct the extension to the recessed space. The stamp flat surface 17 can be a circular plane and the joint device 162 can be mounted on the stamp through flat surface 17 using the sealing tightening means 162a. In this way, by providing the stamp flat surface 17 in a flat shape and providing the joint device 162 and the injection conduit 161 with the sealing tightening means 162a on the body 11, it is easy to install the sealing flat surface 17, Is increased. The sealing tightening means 162a may be, but is not limited to, a nut having a sealing mean such as, for example, silicone or rubber. If necessary, the surface where the sealing tightening means 162a contacts the body 11 can be welded.

As shown in Fig. 3B, a deformed portion C may be formed in the connecting member 13. Fig. The deformed portion C may be inclined to the inside of the body 11 such that the diameter of the handle 12 is smaller than the diameter of the body 11. [ The deformed portion C is for the convenience of absorbing or handling deformation or impact of the connecting member 13.

The injection conduit 161, the joint device 162 or the sealing tightening means 162a of various structures can be applied to the container according to the present invention, and the present invention is not limited to the embodiments shown.

3C shows an embodiment of a conduit connection structure for the injection and discharge of liquid or gas into the interior of a container according to the invention.

3C, the opening and closing block 14 may include an inlet 142, a tightening nut 141 coupled to the inlet 142, and a sealing ring 143 for sealing the tightening nut 141. [ A thread may be formed on the circumferential surface of the inlet 142, and the tightening nut 141 may be a hexagonal nut. The sealing ring 143 may be made of various materials, but may be coated with a material such as Teflon, ethylene propylene diene monomer (EPDM), or neoprene as needed. As the tube is connected to the opening / closing block 14, chemicals such as semiconductor cleaning liquid can be introduced into the container or discharged. On the other hand, the coupling device 36 can be coupled to the joint device 162. The connecting device 36 may be coupled to the joint device 162 by bolting and a securing device 37 for securing or coupling the tube may be coupled to the connecting device 36 as needed. Alternatively, a connection block 34 having a plurality of openings may be coupled to the opening / closing block or joint device 162. A fixing joint 343 for fixing the tube to each inlet formed in the connection block 34 can be coupled via a sealing ring 342. [ A locking lock 35 for fixing the connecting device 36 or the connecting block 34 may also be used.

Various types of connection or fastening devices may be coupled to the container according to the present invention to introduce or withdraw chemicals into the container and the illustrated embodiments are illustrative and the invention is not so limited.

The container according to the present invention is advantageous in that the inside and the outside are made of stainless steel and have an excellent hygienic function, and the storage space is integrally manufactured and excellent in leakage prevention function. In addition, the container according to the present invention has an advantage that foreign substances can be prevented from being generated by the electrolytic polishing of the inside or the outside while allowing the contents to be stably injected. In addition, the container according to the present invention has an advantage that it can be easily prevented from being damaged due to the installation of the conduit for injection, and is simple in sealing.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention . The invention is not limited by these variations and modifications, but is limited only by the claims appended hereto.

10: sealed container 11: body
12: handle 13: connecting member
14: open / close block 15: skirt
16: injection conduit 17: stamp flat face
211: depression space

Claims (3)

A body 11 supported in a cylindrical shape by a skirt 15;
A handle 12 installed above the body 11 by a connecting member 13 fixed to the upper side of the body 11;
An opening / closing block 14 formed through a central portion of the upper plane of the body 11 and having a bolt structure; And
And at least one injection conduit (16) formed to pass through the upper surface of the body (11) and into the interior of the body (11)
The injection conduit 16 passes through the stamp flat surface 17 formed in the upper plane of the body 11 and is inserted into the inner bottom surface of the body 11 at a position corresponding to the end of the injection conduit 16 Wherein a recessed space (211) is formed in the container. The sealed container according to claim 1, wherein the outer surface or the inner surface of the body (11) is electro-polished. The hermetic container according to claim 1, characterized in that the connecting member (13) has an elongated bar shape and is welded in the longitudinal direction of the side surface of the body (11) and one end is fixed to the handle (12) .

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