KR100925378B1 - A Filling Valve Assembly Comprising Cleaning Means And A System ? A Method For Auto Filling Valve Cleaning - Google Patents

Abstract

The present invention relates to a filling valve assembly with cleaning means, and an automatic cleaning system and method of the filling valve. Filling valve assembly provided with a valve cleaning means according to the present invention comprises a valve body fixed through the storage tank bottom; A filling valve condensed to be movable up and down inside the valve body and upwardly elastically moved by an upward pressure applied from below to expose the opening and to lower the liquid in the storage tank from the opening to the liquid flow path; An air inlet formed in the valve body and an air pipe formed between the valve body and the filling valve and expanded by pneumatic application, expand the air pipe pneumatic section when injecting air into the air inlet, and fill the filling valve. Valve lift means for moving upward; It characterized in that it comprises a drain which is a passage formed in the valve body to suck the liquid of the lower surface of the valve body to the top and discharge to the outside.

Valve, clean, lift, drain, fill

Description

Filling Valve Assembly Comprising Cleaning Means And A System & A Method For Auto Filling Valve Cleaning}

1 and 2 are cross-sectional views illustrating the configuration of a conventional filling valve assembly.

Figure 3 is a front view illustrating the structure of a charge valve assembly of a first embodiment of the present invention.

4A to 4E are front views illustrating an operating state of the filling valve assembly of the first embodiment of the present invention.

5A is a front view illustrating the filling valve automatic cleaning system according to the first embodiment of the present invention.

5B is a flowchart illustrating a method of automatically cleaning a filling valve in a first embodiment of the present invention.

6A is a front view illustrating the filling valve automatic cleaning system according to the second embodiment of the present invention.

6B is a front view illustrating the filling valve automatic cleaning system according to the second embodiment of the present invention.

6C is a flowchart illustrating a filling valve automatic cleaning system according to a second embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

100,400 ..... fill valve assembly 110,410 ..... valve body

111 ......... top body 112 ......... bottom body

130,430 ... filling valve 140, 440 ... liquid flow path

143,443 ..... liquid pipes 145,445 ..... gas flow path

150 ......... Valve lift means 151 ......... Air pipe

153 ......... Air Inlet 155 ......... Slide Cup

170 ............ Drain 200 ......... Storage Tank

300,500 ..... Cleaning cup 310,508 ..... Recovery pipe

The present invention relates to the cleaning of the filling valve for liquid filling, and more particularly, to the filling valve assembly having a cleaning means to ensure the safety of the operator while performing the complete automatic filling valve cleaning, filling valve Of the automatic cleaning system and method.

1 and 2 are cross-sectional views illustrating the configuration of a conventional filling valve assembly.

The centering cup assembly 10 is moved upward by the centering guide means 20 and seated on the cup seating portion 31 to maintain the airtight state of the filling container and the gas / liquid flow path. When the centering cup assembly 20 applies the upward pressure to the cup seating portion 31 again in response to the elastic restoring force of the spring 33, the movable body 30, that is, the lower cylinder 35 and the upper cylinder 37, respectively, Move up by interlocking.

As the lower cylinder 35 moves upward, the suction force of the vacuum applied to the upper portion of the gas flow path 50 is released, and the pressure valve 55 relatively moves downward to open the gas flow path 50. Since the high pressure air inside the filling container 60 is absorbed into the storage tank 80 in a vacuum state, the pressure in the storage tank vacuum part 81 and the filling container 60 becomes uniform.

As the upper cylinder upper opening 51 is exposed to the storage tank liquid portion by the continuous upward movement of the lower cylinder 35 and the upper cylinder 37, the liquid flows into the liquid flow path 56 through the opening 51. Charging starts in the filling container.

At this time, since the air inside the filling container 60 is gradually absorbed into the vacuum portion 81 of the storage tank 80 through the gas flow path 50, the pressure in the filling container 60 is increased over the entire process of filling. Remain uniform.

When the filling container 60 is filled and the filling liquid surface rises and the bottom of the gas flow path 50 is closed, the head pressure and the headspace pressure in the bottle become the same, and the liquid flow stops. do.

When the filling of the filling container 60 is completed, the upper and lower cylinders 37 and 35 descend and the opening 51 is closed to close the liquid flow path 56. As soon as the centering cup assembly 10 is separated from the cup seating portion 31, the vacuum state of the filling container 60 is released.

At this time, the lower fluid flow path 53 is filled with the liquid is sucked by the suction force of the vacuum applied to the lower flow path 53 is moved to the storage tank 80 is made of water level adjustment and the pressure valve 55 is the upper Close the flow path 54.

However, the conventional filling valve assembly having the above configuration has the following problems.

After filling the liquid by the filling valve, it is necessary to clean the filling valve to fill another type of liquid. However, in the conventional filling valve, since the filling container has no method of moving the filling valve upward except for applying an upward pressure at the bottom of the valve assembly, the filling valve is sprayed with a cleaning liquid from the outside to the lower portion of the valve assembly to clean the filling valve.

However, this method has a problem that the cleaning of all the corners of the valve is not made, there is a concern that the cleaning liquid affects the safety of the operator. In addition, since incomplete cleaning causes a problem in product quality, a filling valve cleaning system requiring both perfect cleaning and operator safety is required.

SUMMARY OF THE INVENTION An object of the present invention is to implement a filling valve assembly having a cleaning means for automatically and completely performing a filling valve cleaning, and for the safety of the operator, and an automatic cleaning system and method of the filling valve.

Filling valve assembly having a cleaning means according to the present invention for achieving the above object, the valve body is fixed through the storage tank bottom; The valve body is condensed to be moved up and down inside the valve body. When the liquid is filled in the filling container, the valve is moved upwardly by an upward pressure applied from its lower surface to expose the opening and liquid in the storage tank is flowed through the opening. A filling valve for lowering the furnace; During the cleaning operation of cleaning the filling valve by lowering the washing water of the storage tank after the completion of the liquid filling operation, an air inlet formed in the valve body and the valve body and the filling valve are formed and expanded by air inflow. Valve lift means comprising an air pipe which is a space to enable upward movement of the filling valve by inflow of air into the air pipe; During the cleaning operation of the filling valve, it is selectively connected to the air inlet to provide pneumatic pressure, and even though there is no upward pressure application at the bottom of the filling valve, the filling valve is raised by pneumatic pressure to expose the opening. An air pump for lowering the washing water stored in the storage tank; And a drain, which is a passage formed in the valve body to suck the liquid of the cleaning cup installed on the lower surface of the valve body from the lower surface of the valve body and discharge it to the outside.

The valve lift means is installed to move in the air pipe by the air pressure charged through the air inlet, characterized in that it further comprises a lift member for interlocking the filling valve when the air pressure is applied.

Filling valve assembly having a cleaning means according to the present invention for achieving the above object, the valve body is fixed through the storage tank bottom; The valve body is condensed to be moved up and down inside the valve body. When the liquid is filled in the filling container, the valve is moved upwardly by an upward pressure applied from its lower surface to expose the opening and liquid in the storage tank is flowed through the opening. A filling valve for lowering the furnace; During the cleaning operation of cleaning the filling valve by lowering the washing water of the storage tank after the completion of the liquid filling operation, an air inlet formed in the valve body and the valve body and the filling valve are formed and expanded by air inflow. Valve lift means comprising an air pipe which is a space to enable upward movement of the filling valve by inflow of air into the air pipe; During the cleaning operation of the filling valve, it is selectively connected to the air inlet to provide pneumatic pressure, and even though there is no upward pressure application at the bottom of the filling valve, the filling valve is raised by pneumatic pressure to expose the opening. It characterized in that it comprises an air pump to enable the lowering of the washing water stored in the storage tank.

Filling valve assembly having a cleaning means according to the present invention for achieving the above object, the valve body is fixed through the storage tank bottom; The valve body is condensed to be moved up and down inside the valve body. When the liquid is filled in the filling container, the valve is moved upwardly by an upward pressure applied from its lower surface to expose the opening and liquid in the storage tank is flowed through the opening. A filling valve for lowering the furnace; During the cleaning operation of cleaning the filling valve by lowering the washing water of the storage tank after completion of the liquid filling operation by the filling valve, the portion of the filling valve exposed to the outside of the valve body is lifted from the radially outer side. Valve lift means for exposing the opening into the storage tank to allow the filling valve to lower the liquid in the storage tank; And a drain, which is a passage formed in the valve body to suck the liquid of the cleaning cup installed on the lower surface of the valve body from the lower surface of the valve body and discharge it to the outside.

Filling valve automatic cleaning system according to the present invention for achieving the above object, the filling valve assembly as described above; A cleaning cup which is fastened to maintain an airtight space at a lower end of the valve body of the filling valve assembly and circulates a liquid descending from the filling valve; And washing water recovery means for recovering the washing water circulating in the washing cup through the drain.

Filling valve automatic cleaning system according to the present invention for achieving the above object, the valve body is fixedly installed through the lower surface of the storage tank, the valve body is condensed and installed to move up and down inside the valve body, it is applied to the upward pressure applied from below A valve assembly including a filling valve for elastically moving upward to expose the opening and to lower the liquid in the storage tank from the opening to the liquid flow path; A washing cup having a pressure port for pressurizing and recovering the used washing water to an outside in which the liquid descending from the filling valve flows to allow the valve to be cleaned; And a cup seating means for picking up the cleaning cup to be in close contact with the lower surface of the filling valve assembly to maintain an airtight space between the inner side of the cleaning cup and the lower surface of the filling valve assembly.

The cup seating means is characterized in that the centering cup assembly.

In the automatic cleaning method of the filling valve according to the present invention for achieving the above object, the cleaning cup is formed at the bottom of the valve assembly including a filling valve which moves up and down and selectively lowers the liquid of the storage tank. Cup installation step of installing to; A valve lift step of applying an upward pressure to the filling valve to lift the exposed valve to expose the opening of the filling valve into the storage tank; A washing liquid circulation step in which the liquid in the storage tank descends through the opening and circulates in the washing cup; A cleaning liquid recovery step of transporting and recovering the cleaning liquid circulated in the cleaning cup; Moving the filling valve downward to close the filling valve opening; It characterized in that it comprises a step of removing the cleaning cup.

The automatic cleaning method of the filling valve according to the present invention for achieving the above object comprises a cup seating step of picking up the cup seating means for cleaning the cup is in close contact with the bottom of the filling valve assembly to form an airtight space; A valve lift step in which the cup seating means continuously applies an upward pressure to the filling valve in a state where the airtight space is formed to move the filling valve upward; A valve cleaning step in which the liquid descends through the filling valve opening exposed in the storage tank in the valve lift step, circulates inside the cleaning cup and cleans the filling valve; A cleaning liquid recovery step of transporting and recovering the cleaning liquid circulated in the cleaning cup; A valve lowering step in which an upward pressure applied by the cup seating means is released to move the filling valve downward and the opening is closed; The cup seating means in the filling valve assembly is characterized in that it comprises a cup leaving step of leaving the cleaning cup.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a configuration of a first embodiment of a filling valve assembly having a cleaning means according to the present invention having the configuration described above, an automatic cleaning system and method of a filling valve will be described in detail with reference to the accompanying drawings.

Figure 3 is a front view illustrating the automatic charge valve cleaning system of the present embodiment, Figures 4a to 4e is a front view illustrating the operating state of the charge valve assembly of the embodiment of the present invention, Figure 5a is the automatic charge valve of the embodiment embodiment 5 is a flowchart illustrating a method of automatically cleaning the filling valve of the present embodiment.

Filling valve assembly according to the first embodiment of the present invention, the valve body 110 is fixedly installed through the lower surface of the storage tank 200, the condensation is installed inside the valve body 110 and the elasticity of the spring 120 It comprises a filling valve 130 that is installed to be able to move up and down elastically by a restoring force, and a valve lift means 150 for moving the filling valve 130 up.

The valve body 110 of the present embodiment is fixedly installed in the liquid storage tank 200, the filling valve 130 inside the valve body 110 is installed on the coaxial through penetrating up and down to move up and down. The valve body 110 of the present embodiment is located below the liquid storage tank 200 by being fastened to an outer circumference of the upper body 111 and the upper body 111 installed through the lower surface of the liquid storage tank 201. The lower body 112 is composed of.

A spring 120 is installed in a space formed between the lower half of the upper body 111 and the upper half of the lower body 112, and the filling valve 130 extends from the lower end of the spring 120 to the protrusion 131 of the lower half. Since the filling valve 130 is a configuration capable of vertical movement in the vertical direction by the elastic restoring force.

Filling valve 130 is formed with a liquid flow path 140 and the gas flow path 145, the upper end of the liquid flow path 140 is formed by the opening 141 through which the liquid of the storage tank 200 is sucked, the lower half Is formed of a liquid pipe 143 for injecting the liquid sucked from the opening 141 into the filling container (60).

On the outer circumference of the liquid pipe 143 of the present embodiment, a pressure valve 160 for selectively opening and closing the gas flow path 145 is installed. On the outer circumference of the liquid pipe 143, the air of the filling container is vacuumed into the storage tank. A gas inlet 146 for extruding is formed.

The filling valve 130 according to the present exemplary embodiment includes an inner cylinder 130a, which is composed of a passage extending from the opening 141 to the liquid pipe 143, and is provided outside the inner cylinder 130a to provide a gas flow path 145. It forms a lower half and consists of an outer cylinder (130b) that is installed to be able to move relative to the inner cylinder (130a) in a limited range up and down.

In the upward movement of the filling valve of the present embodiment, the outer cylinder 130b is configured such that the pressure valve 160 can be opened by moving upward relative to the inner cylinder 130a in a limited range.

Valve lift means 150 of the present embodiment, the air pipe 151 is a space formed so that the air flows between the valve body 110 and the filling valve 130 and the valve by the air pipe 151 It includes an air inlet 153 which is a passage for injecting air from the outside of the body. An air pump (not shown) is installed at the air inlet.

In the present embodiment, the lower half of the lower body 112, the jaw 113 is formed, the filling valve 130 is formed in a shape that can be roughly caught on the jaw 113, the air inlet 153 is also a jaw It is formed at a position corresponding to 113. Air pipe 151 of the present embodiment is formed by a portion including the filling valve 130, the outer surface and the inner surface jaw 113 of the lower body. That is, when the filling valve 130 moves away from the jaw 113 by the pneumatic pressure during operation of the air pump, the pneumatic section of the air pipe 151 becomes large, and the air pump stops the operation so that the filling valve 130 moves downward. When moving, the air pipe 151 pneumatic section is reduced.

In addition, as shown in Figure 5a, in the air pipe 151 of an embodiment of the present invention is provided with a lift member for moving the filling valve 130 in conjunction with the operation of the air pump. The lift member of the present embodiment has a radial flange 155a formed at an upper end thereof, thereby dividing the air pipe space, thereby operating the slide cup 155 by pneumatic pressure when the air pump operates with the cylindrical slide cup 155 having a lower surface opened. ) Is moved upward and the filling valve 130 in contact with the flange 155a is moved in conjunction with this.

3 and 5a, the valve body 110 of the present embodiment is provided with a drain 170 that is a liquid passage that is recovered by pumping the liquid on the lower surface of the lower body 112.

Therefore, the cleaning solution is lowered while the cleaning cup 300 is fastened to form an airtight space at the lower end of the lower body 112, and the cleaning solution circulates in the cleaning cup 300, and the filling valve 130 is cleaned. And the pressure can be recovered through the drain 170.

The drain 170 of the present embodiment is a passage formed inside the lower body 112, and is upwardly formed from the bottom of the lower body 112 and connected to the external washing water recovery pipe 310.

Looking at the liquid filling process using the valve assembly of the present embodiment, when the lower centering cup assembly (not shown) in Figure 4a, Figure 4b picks up the filling container 60 and moves upward to press the bottom of the filling valve 130, The filling valve 130 moves upward in response to the elastic restoring force of the spring 120 to open the opening 141. At the same time, the outer cylinder 130b moves upward relative to the inner cylinder 130a to open the pressure valve 160. (At this time, the drain 170 acts as a passage through which the external air flows because the cleaning cup 300 is transferred. That is, the external air fills up the portion where the filling valve 130 rises and is equalized. (Atmospheric pressure) can be maintained, so when the centering cup assembly presses the bottom of the filling valve upward, it becomes possible to move the filling valve upward.)

As shown in FIG. 4C, when the pressure valve 160 is opened, the high pressure air of the filling container 60 is sucked into the vacuum of the storage tank 200 through the gas flow path 145, and stored with the filling container 60. The inside of the tank 200 is maintained in an equal pressure state so that the liquid can descend.

That is, when the filling container 60 and the storage tank 200 maintain the equal pressure, the liquid in the storage tank 200 introduced through the opening 141 is lowered through the liquid flow path 140 by gravity.

The liquid lowered into the liquid flow passage 140 is injected into the filling container 60 through the liquid pipe 143 at the bottom, and as the level of the filling container 60 increases, the air of the filling container 60 is a gas flow passage. The filling container 60 is sucked into the storage tank 200 through the 145 to maintain a pressure equalization state.

As shown in FIGS. 4D and 4E, when the liquid pipe 143 and the filling container 60 have the same level, the centering cup assembly and the filling container 60 are lowered to complete the filling process.

When the filling is completed by repeating the above process, the cleaning operation on the valve assembly is performed.

The cleaning operation for the valve assembly of this embodiment is performed in the following manner.

The cleaning cup 300 is mounted on the lower end of the valve assembly, that is, the lower body 112, so as to form an airtight space by the cleaning cup 300 and the lower surface of the filling valve assembly (operation 600).

An air pump is installed in the air inlet 153, and the air pump is switched to an operation state (operation 610).

As shown in FIG. 5A, when the air pump operates, air is injected into the air pipe 143 through the air inlet 153 of the valve body 110, and the slide cup 155 is formed by the pneumatic pressure generated by the air pump. ), The flange 155a portion of the flange 155a is applied with upward pressure (that is, the airtight space formed by the inner surface of the valve body 110 and the lower surface of the slide cup 155 flange 155a is applied with air pressure to expand the slide cup). Increase).

When upward pressure is applied to the outer cylinder 130b spanning the slide cup 155 by the upward movement of the slide cup 155, the outer cylinder 130b moves upward in response to the elastic restoring force of the spring 120 (620). step).

The inner cylinder 130a installed to be connected to the outer cylinder 130b also rises in conjunction with the outer cylinder 130b, and the opening 141 is exposed into the storage tank 200, and the outer cylinder for the inner cylinder 130a ( The pressure valve 160 is opened by the relative upward movement of 130b (operation 630).

As the pressure valve 160 is opened, external air is injected into the storage tank 200, and the washing water descends through the opening 141 in the storage tank 200 by gravity (step 640).

The washing water of the storage tank 200 descends through the liquid flow path 140 and the liquid pipe 143 to circulate inside the cleaning cup 300, and the lower end of the filling valve 130 may be completely cleaned.

The washing water used to clean the filling valve 130 is pumped and recovered through the drain 170 upwardly formed on the lower surface of the lower body 112 (operation 650).

If the air pump is stopped after a certain time necessary for cleaning, the pressure of the air pipe 151 decreases, and the filling valve 130 is lowered by the elastic restoring force of the spring 120 and the air pipe 151 contracts. (Step 660, Step 670, and Step 680).

As the filling valve 130 descends, the opening 141 exposed to the storage tank 200 descends and closes, and the upward pressure of the lower body 112 is released, so that the pressure valve 160 is stored in the storage tank 200. The gas flow path 145 is closed by the suction force of the vacuum (operation 690).

The cleaning operation for the filling valve assembly is terminated by removing the cleaning cup 300 from the filling valve assembly (operation 700).

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The following describes in detail the configuration of a second preferred embodiment of a filling valve assembly having a cleaning means according to the present invention, an automatic cleaning system and method of a filling valve with reference to the accompanying drawings.

6A and 6B are front views illustrating the automatic charge valve cleaning system of the second embodiment, and FIG. 6C is a flowchart illustrating the automatic charge valve cleaning system of the second embodiment.

Since the filling valve assembly according to the second embodiment of the present invention does not include the valve lift means separately, the centering cup assembly 471 picking up the cleaning cup 500 applies an upward pressure to the valve assembly 400. The charging valve 430 is configured to move upward.

Filling valve assembly 400 of the second embodiment is the valve body 410 is fixedly installed penetrating through the lower surface of the storage tank 201, the valve body 410 is condensed and installed to move up and down, is applied from below It includes a filling valve 430 to elastically move upward by the upward pressure to expose the opening 441 and to lower the liquid in the storage tank 200 from the opening 441 to the liquid flow path 440.

In the present embodiment, the valve lift means for lifting the filling valve 430 to lower the cleaning liquid is the cup seating means 470 that closely adheres the washing cup 500 to the lower portion of the filling valve assembly 400. The air pipe structure in is not formed.

For example, the cup seating means 470 according to the present embodiment may be disposed between the filling container 60 and the bottom surface of the filling valve 430 by picking up the filling container 60 and moving upward to be in close contact with the bottom surface of the filling valve 430. At the same time forming a gas tight space may be by the centering cup assembly 471 to lift the filling valve 430 by continuously applying an upward pressure.

Since the present embodiment is for cleaning the filling valve 430 by utilizing the operation of the centering cup assembly 471, the cleaning cup 500 preferably has a shape and a standard equivalent to that of the filling container 60.

That is, since the centering cup assembly 471 picks up the inlet of the filling container 60 and moves upward, the centering cup assembly 471 smoothly moves between the centering cup assembly 471 and the lower surface of the cleaning cup 500 and the filling valve 430. The inlet 501 of the cleaning cup 500 has a structure corresponding to the inlet structure of the filling container 60 so that a proper airtight space can be formed.

In addition, the upper and lower lengths of the cleaning cup 500 may also be formed in a corresponding length so that the upper and lower lengths of the cleaning cup 500 may operate in accordance with the operating state of the centering cup assembly 471. However, in the cleaning step, the centering cup assembly ( It is also possible to adjust the distance, such as the Shanghai-dong of 471).

In addition, the internal structure of the cleaning cup 500 preferably has a size and a structure suitable for the purpose of cleaning the filling valve 430, and in this embodiment, a means for recovering the cleaning liquid in the filling valve 430 (the first Since the drain 170 is not provided in the exemplary embodiment, a pressure port 503 is formed to pressurize and collect the washing water used on one side of the cleaning cup 500.

The washing water pressure port 503 has a configuration in which the recovery pipe 508 can be selectively fastened to allow the washing water to be recovered through the recovery pipe 508.

Referring to the filling valve automatic cleaning process according to the second embodiment is as follows.

When the filling process for the filling container 60 is finished and the filling valve 430 is to be cleaned, the cleaning cup 500 is supplied to the liquid filling system instead of the filling container 60 (operation 800).

When the cleaning cup 500 is supplied to the liquid filling system, the cup seating means 470 picks up the cleaning cup 500 and moves upward. The cup seating means 470 is in close contact with the bottom of the filling valve 430 to form an airtight space between the inside of the cleaning cup 500 and the bottom of the filling valve 430 (step 810).

The cup seating means 470 continuously applies an upward pressure to the filling valve 430 while the airtight space is formed, and moves the filling valve 430 upward (step 820).

The opening 441 of the filling valve 430 is exposed to the inside of the storage tank by the upward movement of the filling valve 430, and is applied to the pressure valve 460 by the upward movement of the outer cylinder 430b relative to the inner cylinder 430a. The suction force of the applied vacuum is released to open the gas flow path 445 (step 830).

The cleaning liquid of the storage tank 200 descends through the opening 441 to circulate the cleaning cup 500, and the cleaning liquid used to clean the filling valve 430 is pumped and recovered through the pressure port 503, and the filling valve ( The cleaning of 430 is performed (operation 840 and operation 850).

When a predetermined time elapses, when the cup seating means 470 holding the cleaning cup 500 moves downward to release the upward pressure applied to the bottom surface of the filling valve 430, the filling valve 430 is a spring 420. It is moved downward by the elastic restoring force (steps 860, 870, and 880).

The opening 441 is closed by the downward movement of the filling valve 430, and the pressure valve 430 closes the gas flow path 445 to stop the drop of the washing liquid (step 890).

When the lowering of the cleaning liquid stops, the centering cup assembly 471, which is the cup seating means 470, continues to descend to transfer the cleaning cup 500 from the lower surface of the filling valve 430 (step 900).

As the cleaning cup 500 is released from the lower surface of the filling valve 430, the vacuum is released and the entire cleaning process is completed by moving the cleaning cup 500 used in the cleaning process.

The filling valve assembly of the third embodiment of the present invention is provided with the valve lift means of the first embodiment, but unlike the first embodiment, no drain is formed in the valve body. In this embodiment, it is possible to use the cleaning cup of the said 2nd Example, or the cleaning cup in which the other washing | cleaning water feed port was formed.

That is, the valve lift means of the first embodiment raises the filling valve to lower the washing water, and the washing water circulates in the washing cup fastened or adhered to the lower end of the valve assembly to clean the filling valve. Is a configuration in which the pressure is recovered by the drain pipe through the pressure port formed in the cleaning cup.

The filling valve assembly of the fourth embodiment of the present invention is provided with a valve lift means for lifting the filling valve on the outside of the filling valve assembly, which is different from the second and third embodiments, and is provided in the cleaning cup. A configuration in which a pressure port for washing water pumping recovery is formed is similar to that of the second embodiment.

However, in the present embodiment, unlike the second embodiment, the cleaning cup is fastened to the bottom of the filling valve assembly to form a hermetic space directly between the lower surface of the filling valve assembly and to form the hermetic space by the centering cup assembly. no.

In this case, the valve lift means may be used in various ways including a connecting part which is caught on the bottom of the filling valve of the second embodiment, and a means for moving the connecting part.

Various modifications may be given to the installation form and method of the valve lift means, the cleaning cup, and the drain means according to the embodiment, but are not limited to the above embodiments.

The scope of the present invention is not limited to the above embodiments, but is determined by the matters described in the claims, and it is obvious that the present invention includes various modifications and adaptations made by those skilled in the art in the scope and equivalents of the claims.

According to the present invention, it is possible to perform a complete cleaning of all the corners of the valve by means of lifting the filling valve, the cleaning cup, and the drain means, and there is a concern that the cleaning liquid may affect the safety of the worker. It is possible to calibrate the safety of the operator by blocking in advance, and has the feature of improving the quality of the product by the perfect cleaning.

Claims (11)

A valve body fixedly installed through the lower surface of the storage tank; The valve body is condensed to be moved up and down inside the valve body. When the liquid is filled in the filling container, the valve is moved upwardly by an upward pressure applied from its lower surface to expose the opening and liquid in the storage tank is flowed through the opening. A filling valve for lowering the furnace; In the cleaning operation of cleaning the filling valve by lowering the washing water of the storage tank after completion of the liquid filling operation by the filling valve, an air inlet formed in the valve body and the valve body and the filling valve are formed. Valve lift means configured to allow an upward movement of the filling valve by inflow of air into the air pipe, the air pipe being a space extended by the air pipe; During the cleaning operation of the filling valve, it is selectively connected to the air inlet to provide pneumatic pressure, and even though there is no upward pressure application at the bottom of the filling valve, the filling valve is raised by pneumatic pressure to expose the opening. An air pump for lowering the washing water stored in the storage tank; Filling valve provided with a valve lift means characterized in that it comprises a drain which is a passage formed in the valve body to suck the liquid of the cleaning cup installed on the lower surface of the valve body from the lower surface of the valve body assembly. The method according to claim 1, wherein the valve lift means, The valve cleaning means, characterized in that it is installed to move in the air pipe by the air pressure charged from the air pump through the air inlet and further comprises a lift member for interlocking the filling valve when the air pressure is applied. Filling valve assembly provided. A valve body fixedly installed through the lower surface of the storage tank; The valve body is condensed to be moved up and down inside the valve body. When the liquid is filled in the filling container, the valve is moved upwardly by an upward pressure applied from its lower surface to expose the opening and liquid in the storage tank is flowed through the opening. A filling valve for lowering the furnace; In the cleaning operation of cleaning the filling valve by lowering the washing water of the storage tank after completion of the liquid filling operation by the filling valve, an air inlet formed in the valve body and the valve body and the filling valve are formed. Valve lift means configured to allow an upward movement of the filling valve by inflow of air into the air pipe, the air pipe being a space extended by the air pipe; During the cleaning operation of the filling valve, it is selectively connected to the air inlet to provide pneumatic pressure, and even though there is no upward pressure application at the bottom of the filling valve, the filling valve is raised by pneumatic pressure to expose the opening. Filling valve assembly provided with a valve lift means, characterized in that it comprises an air pump that enables the lowering of the washing water stored in the storage tank. A valve body fixedly installed through the lower surface of the storage tank; The valve body is condensed to be moved up and down inside the valve body. When the liquid is filled in the filling container, the valve is moved upwardly by an upward pressure applied from its lower surface to expose the opening and liquid in the storage tank is flowed through the opening. A filling valve for lowering the furnace; During the cleaning operation of cleaning the filling valve by lowering the washing water of the storage tank after the completion of the liquid filling operation by the filling valve, the connection portion formed on the filling valve portion exposed to the outside of the valve body is radially outside the valve body. And a valve lift means for lifting the opening to expose the opening into the storage tank so that the filling valve can lower the washing water of the storage tank into the cleaning cup installed on the lower surface of the filling valve. Filling valve assembly with valve lift means. A filling valve assembly according to any one of claims 1 to 3; A cleaning cup which is fastened to maintain an airtight space at a lower end of the valve body of the filling valve assembly and circulates a liquid descending from the filling valve; And washing water recovery means for recovering the washing water circulating in the washing cup through the drain. delete delete delete delete delete delete

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