KR102665478B1 - Safety tank for contaminated liquid - Google Patents

Abstract

The present invention relates to a safety storage tank for contaminated liquid, and more specifically, to a bellows-type storage container placed inside a sealed tank, which receives contaminated liquid from the outside and stores the contaminated liquid twice, effectively preventing external leakage. This is about a safety storage tank for contaminated liquid that can be stored safely while doing so.
The present invention includes a bellows-type storage container (200) accommodated in a tank body (100) with a receiving space formed on the inside to receive and store contaminated liquid from the outside, and supplying the contaminated liquid to the bellows-type storage container (200). An inflow passage 312 for discharging the air inside the tank body 100 due to expansion of the bellows-type storage container 200 and an air discharge passage 313 for discharging the air to the outside are formed integrally with the tank body ( 100), including an automatic air discharge storage valve 300 mounted on the upper side, and a connection pipe 210 connecting the automatic air discharge storage valve 300 and the bellows-type storage container 200, and removing the contamination. An inlet 340 formed in the automatic air discharge storage valve 300 to receive liquid, and a first opening and closing part 360 installed to be connected to one side of the inlet 340 and controlling the flow of fluid therein are provided. It includes a binding body sphere 350, and a joint body sphere 370, one longitudinal side of which is inserted and fastened to the inside of the binding body sphere 350, and which is provided with a second opening and closing part 380 therein to control the flow of fluid. It can be configured as follows.

Description

Safety storage tank for contaminated liquid {SAFETY TANK FOR CONTAMINATED LIQUID}

The present invention relates to a safety storage tank for contaminated liquid, and more specifically, to a bellows-type storage container placed inside a sealed tank, which receives contaminated liquid from the outside and stores the contaminated liquid twice, effectively preventing external leakage. This is about a safety storage tank for contaminated liquid that can be stored safely while doing so.

In general, fluid storage tanks store fluids, and these fluid storage tanks can be used as storage tanks for radioactive contaminated water in nuclear power plants, and can also be used as tanks for storing industrial wastewater, other contaminated water, and drinking water. It is used as.

If the fluid stored in the fluid storage tank is a liquid that requires purification, it is connected to a separate purification facility to allow the liquid to flow from the fluid storage tank to the purification facility, and in the case of a fluid storage tank for use of the fluid, a separate purification facility is connected. A flow pipe is connected to the fluid storage tank so that the fluid inside can be used.

A conventional fluid storage tank simply has an accommodating space to store the liquid inside, and the accommodating space has a certain volume depending on the location or purpose of use, and has an inlet valve to introduce the liquid into the inside and discharge it to the outside. It is equipped with a discharge valve that can be used.

However, when a crack occurs in the outer wall of a fluid storage tank of this structure, the liquid contained inside, especially radioactive contaminated water or industrial wastewater, leaks to the outside, which not only causes unusability of residential water or agricultural water in surrounding private homes, but also causes damage to the surrounding area. It is seriously polluted and causes enormous damage.
Accordingly, there is an urgent need for the development of safety tanks that can effectively store contaminated liquids.

As the technology behind the present invention, a fluid storage tank for preventing overflow of stored fluid is disclosed in Korean Patent No. 10-1343851.

The present invention was created in consideration of the above-described situation, and the present invention provides a way to receive contaminated liquid into a bellows-type storage container placed in the receiving space of the tank body through an automatic air discharge storage valve mounted on a sealed tank body. At the same time, the air inside the tank body is automatically discharged to the outside through the automatic air discharge storage valve, so that the contaminated liquid can be smoothly supplied, and the contaminated liquid is double safely protected by the tank body and bellows-type storage container. The purpose is to provide a safety tank for contaminated liquid that can be stored while being used.

The safety storage tank for contaminated liquid according to the present invention for achieving the above object is a bellows-type storage container (200) accommodated in the tank body (100) with a receiving space formed on the inside to receive and store the contaminated liquid from the outside. and an inflow passage 312 for supplying the contaminated liquid to the bellows-type storage container 200 and for discharging the air inside the tank body 100 to the outside due to expansion of the bellows-type storage container 200. An automatic air discharge storage valve 300 with an air discharge path 313 integrally formed and mounted on the upper side of the tank body 100, the automatic air discharge storage valve 300, and the bellows-type storage container ( 200), and is connected to an inlet 340 formed in the automatic air discharge storage valve 300 to receive the contaminated liquid, and is connected to one side of the inlet 340. A binding body sphere 350 provided with a first opening and closing part 360 to control the flow of fluid inside, and one longitudinal side is inserted and fastened to the inside of the binding body sphere 350 to control the flow of fluid inside. It may be configured to include a joint body section 370 provided with a second opening and closing portion 380.
As an example of an embodiment, the automatic air discharge storage valve 300 has an open bottom inside, an inflow path 312 for the flow of fluid, and a bottom closed by a closing surface 317, and an air discharge for discharging air. A valve body 310 with furnaces 313 formed up and down, and an air outlet 320 on one upper side of the valve body 310 that guides the air flowing into the air discharge passage 313 to be discharged to the outside. and an air conditioner control unit 330 that controls air movement to the air outlet 320 on the upper side of the air discharge passage 313, and in communication with the inflow passage 312 on the other upper side of the valve body 310. It may be configured to include an inlet 340 that is formed as follows.

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According to the present invention, when contaminated liquid is supplied and stored in a bellows-type storage container disposed inside the tank body, the inflow of the contaminated liquid and the air discharge inside the tank body are simultaneously performed to facilitate the inflow of the contaminated liquid into the bellows-type storage container. Meanwhile, the contaminated liquid is double protected by the bellows-type storage container and the tank body, thereby ensuring safe storage.

1 is a schematic cross-sectional diagram of a safety storage tank for contaminated liquid according to the present invention;
Figure 2 is a cross-sectional configuration of an automatic air discharge storage valve mounted on a safety storage tank for contaminated liquid according to the present invention;
Figure 3 is a cross-sectional view of the automatic air discharge storage valve and valve mounting device according to the present invention;
Figure 4 is a cross-sectional configuration of the binding body and joint body according to the present invention;
Figure 5 is a cross-sectional configuration of the mounting body portion and the connecting body portion according to the present invention;
Figure 6 is a diagram showing the use state of the safety tank for contaminated liquid according to the present invention.

Hereinafter, the safety tank for contaminated liquid according to the present invention will be described in detail with reference to the attached drawings. Prior to this, in describing the present invention, if a detailed description of a related known function or configuration is judged to unnecessarily obscure the gist of the present invention, the detailed description will be omitted.

In addition, the terms described below are terms established in consideration of the functions in the present invention, and these terms may vary depending on the intention or custom of the producer or manufacturer producing the product, and the thickness of the lines or sizes of the components shown in the drawings. etc. may be exaggerated for clarity and convenience of explanation, and the embodiments described in this specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention and do not represent the entire technical idea of the present invention. Therefore, it should be understood that at the time of filing this application, there may be various equivalents and modifications that can replace them.

In addition, when a part is said to be 'connected' to another part throughout the specification, this includes not only the case where it is 'directly connected', but also the case where it is 'indirectly connected' with another element in between. do. In addition, 'including' a certain component does not mean excluding other components, unless specifically stated to the contrary, but means that other components may be further included.

Figure 1 is a schematic cross-sectional diagram of a safety storage tank for contaminated liquid according to the present invention, and Figure 2 is a cross-sectional diagram of an automatic air discharge storage valve mounted on the safety storage tank for contaminated liquid according to the present invention.
Figure 3 is a cross-sectional view of the automatic air discharge storage valve and valve mounting device according to the present invention, Figure 4 is a cross-sectional configuration of the binding body and joint body according to the present invention, and Figure 5 is a mounting body portion and connection body according to the present invention. It is a cross-sectional configuration diagram of the unit, and Figure 6 is a diagram showing the state of use of the safety tank for contaminated liquid according to the present invention.

As shown in FIGS. 1 to 6, the safety storage tank for contaminated liquid according to the present invention includes a tank body 100 with a receiving space formed on the inside, and an automatic air mounted on the upper side of the tank body 100. A discharge storage valve 300, a bellows-type storage container 200 accommodated in the tank body 100 to receive and store contaminated liquid from the outside, the automatic air discharge storage valve 300, and the bellows-type storage It is configured to include a connection pipe 210 connecting the container 200.

The present invention allows contaminated liquid to flow into the inside of the bellows-type storage container 200 through the automatic air discharge storage valve 300, and as the bellows-type storage container 200 expands, the tank body 100 The internal air is discharged through the automatic air discharge storage valve 300 to facilitate the inflow of the contaminated liquid into the bellows-type storage container 200 and the contaminated liquid into the bellows-type storage container 200 and the tank body 100. Double protection ensures reliability of safe storage of contaminated liquid.

The tank body 100 can be made of concrete into various shapes, such as a hexahedron or a cylinder.
The automatic air discharge storage valve 300 can be mounted on the upper side of the tank body 100 through the valve mounting hole 110.

As shown in FIGS. 2 and 3, the valve mounting port 110 is installed through the tank body 100, and accommodates the automatic air discharge storage valve 300 at the upper part, but at the lower part. The side includes a receiving fastener 120 with an air discharge hole 124 for discharging the internal air of the tank body 100, and a joint fastener 130 for connecting the connecting pipe 210. It is composed.

The receiving fastener 120 has a hollow mounting portion 121 formed with an insertion hole 122 on the inner periphery to be mounted on the tank body 100, and extends to the outside of the lower end of the hollow mounting portion 121 and is stepped. It may be formed as a mounting portion 123 that is closely attached to the inner surface of the tank body 100 and has an air flow hole 124 penetrating from the side to the inside.

Here, a cover support piece 125 is formed in the mounting part 123 to protrude as part of the hollow insertion locking hole 122, and is formed in the lower part of the mounting part 123 to extend downward, but at the outer periphery. A screw coupling hole 126 with threads is formed.

In addition, the joint fastener 130 has threads formed on its inner periphery to be screwed to the screw fastener 126, so that the connecting pipe 210 is pressed and fixed.

As shown in FIG. 1, the bellows-type storage container 200 is connected to the automatic air discharge storage valve 300 and a connection pipe 210 and is accommodated inside the tank body 100, and the inflow The volume is expanded by the contaminated liquid.

Here, a detection sensor 140 that detects the weight of the bellows-type storage container 200 may be installed on the inner lower side of the tank body 100, and the detection sensor 140 may be installed on the outside of the tank body 100 ( A control unit 150 that receives a signal from 140 is installed so that when a preset amount of contaminated liquid flows into the bellows-type storage container 200, a lamp electrically connected to the control unit 150 can emit light. there is.

The automatic air discharge storage valve 300 is mounted on the valve mounting port 110 to supply contaminated liquid to the inside of the bellows-type storage container 200 while allowing the internal air of the tank body 100 to be discharged to the outside. Allow it to be discharged.

The automatic air discharge storage valve 300 includes a valve body 310 for supplying contaminated liquid to the bellows-type storage container 200 or discharging the air inside the tank body 100 to the outside.
As shown in FIGS. 2 and 3, the automatic air discharge storage valve 300 has an opening at its lower end, an inflow passage 312 for the flow of fluid, and a closing surface 317 at its lower end. and includes a valve body 310 in which air discharge passages 313 for discharging air are formed up and down. In addition, on one upper side of the valve body 310, there is an air outlet 320 that guides the air flowing into the air outlet 313 to be discharged to the outside, and on the upper side of the air outlet 313, the air outlet 320 is provided. It includes an air conditioning control unit 330 that controls the movement of air to the air outlet 320, and an inlet 340 formed on the other upper side of the valve body 310 to communicate with the inflow passage 312.

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A communication hole 314 is formed on the lower side of the air discharge path 313 to penetrate into the interior, and an operating chamber 315 for mounting the air conditioning control unit 330 is formed on the upper side. A plurality of mounting locking holes 316 are formed on the outer surface of the valve body 310 and are inserted into and locked with the insertion locking hole 122.

Therefore, when the longitudinal lower side of the valve body 310 is inserted into the receiving fastener 120 of the valve mounting port 110, the mounting lock 316 is caught in the insert lock groove 122 and is installed. The lower closed surface 317 of the air discharge path 313 is seated on the cover support piece 125, and the communication hole 314 and the air discharge hole 124 communicate with each other.

Here, the inflow passage 312 is connected to the connection pipe 210.

The air outlet 320 communicates with the air outlet 313. That is, when the inside of the bellows-type storage container 200 is filled with contaminated liquid and the bellows-type storage container 200 expands, the air inside the tank body 100 flows through the air discharge hole 124. The air flows into the air outlet 313, and the inflow air opens the entrance of the air outlet 320, which is closed by the air conditioner control unit 330, and releases the air from the air outlet 313 into the air outlet 320. ) is discharged to the outside.

The air conditioning control unit 330 includes an elastic spring 331 disposed inside the operating chamber 315, the upper side in the longitudinal direction is elasticized by the elastic spring 331, and the lower side in the longitudinal direction is the air outlet 320. It is configured to include a plunger 332 that opens and closes the inlet. Accordingly, the plunger 332 rises due to the air pressure flowing into the air discharge passage 313, opens the inlet of the air discharge port 320 to discharge air, and when the air pressure decreases, the elastic spring 331 ) to lower the plunger 332 to close the inlet of the air outlet 320.

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The inlet 340 communicates with the inlet 312 and extends to the outside of the valve body 310 to connect the fluid pipe 373.

The present invention is a binding body sphere 350 that is connected to the inlet 340 and is provided with a first opening and closing part 360 to control the flow of fluid therein, and one longitudinal side of the binding body sphere 350 is located inside the binding body sphere 350. It includes a joint body sphere 370 that is inserted and fastened and is provided with a second opening and closing part 380 therein that controls the flow of fluid.

The fluid conduit 373 is connected to the joint body part 370, so that when the joint body part 370 is mounted on the binding body part 350, the fluid flowing into the fluid conduit 373 is connected to the fluid conduit 373. It is moved to the inlet 312 through the inlet 340.

The binding body 350 and the joint body 370 may be fixedly coupled by a locking member (not indicated) or may be coupled by screwing.

Inside the binding body section 350, there is a mounting room 351 in which the first opening and closing portion 360 is disposed, an insert room 355 into which one side of the joint body section 370 in the longitudinal direction is inserted, and the mounting A circular band-shaped locking step 353 for locking the first opening and closing portion 360 is formed between the seal 351 and the insert seal 355.

Additionally, a first opening/closing cover 354 that allows opening and closing the inside of the insert chamber 355 may be mounted on one side of the binding body 350.

The first opening and closing part 360 includes a first support member 361 mounted on the mounting chamber 351, one side of which is inserted into the first support member 361, and the other side of which is caught on the locking step 353. It may be composed of an opening and closing opening 362 and a spring 365 for reciprocating movement of the opening and closing opening 362.
Here, the opening/closing hole 362 is formed on an insertion rod 363 inserted into the first support member 361, and at the tip of the insertion rod 363, and is formed at the tip of the insertion rod 363 by the elastic force of the spring 365. It consists of a close contact head (364) that is in close contact with (353).

Additionally, the first support member 361 may be mounted on the support piece 352 formed in the mounting chamber 351, and the support piece 352 must have a sufficient through hole to allow fluid to pass through.

The joint body part 370 is provided with a position room 371 for arrangement of the second opening and closing part 380, and has a flow hole (371) for insertion into the insert room 355 of the binding body part 350. 372) is formed.

The second opening and closing part 380 includes a second support member 381 disposed in the position room 371, one side of which is inserted into the second support member 381, and the other side of which opens and closes the flow hole 372. It may be composed of a stick head 382 for reciprocating movement of the stick head 382 and a coil spring 383 for reciprocating movement of the stick head 382.

Here, the second support member 381 may be mounted on a support piece 374 formed in the position room 371, and the support piece 374 allows the fluid moved in the fluid moving pipe 373 to be transferred to the support piece 374. Sufficient through holes must be formed to allow flow into the position room 371.

Therefore, when the contaminated liquid is introduced into the bellows-type storage container 200, the first opening and closing cover 354 is opened to open the insert chamber 355 of the binding body part 350, and the joint When one side of the body sphere 370 is inserted into the insert chamber 355, it is coupled to the binding body sphere 350 by a locking member, and the opening and closing opening 362 and the stick head 382 are respectively connected to the support piece. It is moved in the direction of (352) and the support piece (374) so that the fluid moved in the fluid moving pipe (373) can flow inside the valve body (310). At this time, it is preferable that watertight packing is installed at the connection portion of the binding body part 350 and the joint body part 370.

Meanwhile, the present invention includes a hollow mounting body portion 400 provided on one side of the air outlet 320 with a control opening and closing portion 440 for controlling the outflow of air inside, and one longitudinal side of the mounting body portion ( A guide pipe 530 is inserted into the inside of the 400 and is connected to the other side in the longitudinal direction to guide the movement of air, and by manipulating the control opening and closing part 440, the air flowing inside the mounting body 400 is guided. It may be configured to further include a connection body portion 500 in which an operation response portion 540 is formed so that it can flow into the pipe 530. That is, when the connecting body portion 500 to which the guide pipe 530 is connected is coupled to the mounting body portion 400, the manipulation response portion 540 operates the control opening/closing portion 440 to secure the mounting body portion 500 to which the guide pipe 530 is connected. The air flowing inside (400) is allowed to flow in the direction of the guide pipe (530).

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At this time, the coupling between the mounting body 400 and the connecting body 500 may be fixedly coupled by a locking member (not marked) or screwed, and the inside of the mounting body 400 An opening/closing hole 410 that is opened/closed by the control opening/closing unit 440 is formed.

The control opening and closing portion 440 includes a guide body 441 mounted on an installation piece 420 formed inside the mounting body 400, and a moving pole with one side inserted into the guide body 441 and reciprocating movement. (442), an elastic rubber ball 443 for opening and closing the opening and closing hole 410 on the other side of the moving pole 442, and both sides in the longitudinal direction are connected to the installation piece 420 and the elastic rubber ball 443. It may be configured to include a compression spring 444. At this time, the installation piece 420 may be formed in a grid-like shape to allow fluid to flow, and a second opening/closing cover 430 may be mounted on the mounting body 400.

A seating piece 520 is formed on the inside of the connecting body portion 500 for placement of the operation response portion 540, and the operation response portion 540 is a seating body mounted on the seating piece 520 ( 541), one side of which is inserted into the seating body 541 and the other side of which opens and closes the through hole 510 formed in the connecting body portion 500, and a rubber stick ball 542 of the rubber stick 542. It may be composed of a corresponding spring 543 for reciprocating movement. Therefore, after opening the second opening and closing cover body 430 of the mounting body portion 400, when one side of the connecting body portion 500 is inserted into the mounting body portion 400, the control opening and closing portion ( As the elastic rubber sphere 443 of 440 and the rubber stick sphere 542 of the operation response unit 540 come into close contact with each other and are pushed out, the opening and closing hole 410 and the passage hole 510 are opened and the guide pipe ( Air can be discharged through 530).

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In the present invention, when installing the tank body 100 in water, the connection body 500 is connected to the mounting body 400, and the guide pipe 530 is extended into the air to maintain the tank body. Ensure that the air inside (100) can be easily discharged into the atmosphere.

Here, a floating discharge unit 600 may be configured at the end of the guide pipe 530, which floats on the water surface and allows air flowing through the guide pipe 530 to be discharged into the atmosphere.

Although specific embodiments of the present invention have been described in detail as described above, those skilled in the art will be able to make various modifications without departing from the scope of the present invention. Therefore, the scope of the present invention is not limited to the above-described embodiments, but should be determined by the claims and equivalents thereof as well as the claims described later.

100: tank body 110: valve mounting port
120: Accommodation fastener 130: Joint fastener
140: detection sensor 150: control unit
200: bellows-type storage container 210: connection pipe
300: Automatic air discharge storage valve 310: Valve body
320: Air outlet 330: Air conditioner control unit
340: Inlet 350: Binding body port
360: First opening and closing part 370: Joint body section
380: second opening and closing part 400: mounting body part
410: opening/closing hole 420: installation unit
430: Second opening/closing cover 440: Control opening/closing unit
500: Connection body 510: Pass hole
520: Seating piece 530: Guide piping
540: Operation response unit 600: Floating discharge unit

Claims (4)

A bellows-type storage container (200) accommodated in the tank body (100) with a receiving space formed on the inside to receive and store contaminated liquid from the outside;
An inflow passage 312 for supplying the contaminated liquid to the bellows-type storage container 200 and air for discharging the air inside the tank body 100 to the outside due to expansion of the bellows-type storage container 200. An automatic air discharge storage valve (300) with a discharge passage (313) integrally formed and mounted on the upper side of the tank body (100),
It includes a connection pipe 210 connecting the automatic air discharge storage valve 300 and the bellows-type storage container 200,
An inlet 340 formed in the automatic air discharge storage valve 300 to receive the contaminated liquid, and a first opening and closing part 360 connected to one side of the inlet 340 and controlling the flow of fluid therein. A binding body sphere 350 is provided, and one longitudinal side is inserted and fastened to the inside of the binding body sphere 350, and a joint body sphere 370 is provided with a second opening and closing part 380 therein to control the flow of fluid. A safety storage tank for contaminated liquid, comprising:
In claim 1,
The automatic air discharge storage valve 300 is open at the bottom and has an inflow path 312 for the flow of fluid, and the bottom is closed by a closing surface 317 and has an air discharge path 313 for discharging air. A valve body 310 formed up and down, an air outlet 320 on one upper side of the valve body 310 that guides the air flowing into the air outlet 313 to be discharged to the outside, and the air An air conditioning control unit 330 that controls air movement to the air outlet 320 on the upper side of the discharge passage 313, and an inlet formed in communication with the inflow passage 312 on the other upper side of the valve body 310. (340) A safety storage tank for contaminated liquid. delete delete