KR100887103B1 - A chlorine gas adjusting apparatus with filtering function in chlorine supplying line - Google Patents

Abstract

The present invention relates to a flow regulator of a chlorine gas supply line for supplying chlorine gas for the purpose of sterilization in the water treatment equipment to produce purified water, the flow regulator by the foreign matter in the chlorine gas supplied for sterilization treatment The present invention relates to a flow control device configured to prevent the emission of chlorine gas and the rapid flow of chlorine gas caused by abnormal operation of the gas.

The present invention is installed in the chlorine gas supply line for supplying chlorine gas for sterilization treatment of the water treatment equipment, the flow rate adjusting device of the chlorine gas supply line, which is installed between the chlorine solution reservoir and the chlorine injector and vaporized by a vaporizer A chlorine gas flow rate adjusting unit having an apparatus main body for adjusting a supply amount of chlorine gas to a chlorine injector; and an adjusting member provided in front of the apparatus main body and constantly adjusting and filtering the flow of chlorine gas; and the flow rate adjusting unit And a chlorine gas filtration unit provided at an upper side and having a filtration means for filtering the chlorine gas flowing therein, wherein the chlorine gas flow rate adjusting unit has a chlorine gas inlet formed at an upper side thereof, and a seating unit at which the flow rate adjusting member is provided therein. And a cylindrical support sealed with a cap, and at the center of the apparatus main body side of the cylindrical support of chlorine gas. An opening for enabling the flow of the main body of the apparatus is integrally formed to provide a chlorine gas flow rate adjusting device having a filtration function of a chlorine gas supply line configured to filter the chlorine gas supplied to the chlorine injector and control the flow rate thereof.

Flow control device, flow control unit, filtration unit, chlorine injector, filtration means

Description

Chlorine gas flow regulator with filtration function of chlorine gas supply line {A CHLORINE GAS ADJUSTING APPARATUS WITH FILTERING FUNCTION IN CHLORINE SUPPLYING LINE}

1 is a system diagram of a conventional chlorine gas supply line;

2 is an exploded view of a conventional flow control device;

3 is a system diagram of a chlorine gas supply line according to the present invention;

4 is an exploded view of a flow control device according to the present invention;

5 is a combined view of the flow rate control apparatus according to the present invention;

6 is a perspective view of an adjusting member according to the present invention;

7 is a cross-sectional view of the combination of the filter unit according to the present invention;

8 is a perspective view of the filtering means according to the present invention.

Explanation of symbols on the main parts of the drawings

1 ..... Flow control device 30 ..... Flow control unit

32, 54 ..... Packing 34 ..... Seat

36 ..... Cap 38 ..... Cylindrical Support

38a ..... inlet 38b ..... opening

40 ..... Adjustment member 40a ..... Hole

50 ..... Filtration 52 ..... End Connection                 

56 ..... guide pipe 58 ..... body

70 ..... filtering means 72 ..... upper filtering network

78 ..... Filter 100 ..... Chlorine solution reservoir

102 ..... Carburetor 110 ..... Chlorine injector

116 ..... Injector

The present invention relates to a flow regulator of a chlorine gas supply line for supplying chlorine gas for the purpose of sterilization to unpurified water in a water treatment plant that produces purified water, and more particularly, to a component of the component due to the rapid flow of chlorine gas. The present invention relates to a flow control device configured to prevent the release of chlorine gas resulting from abnormal operation of the flow control device by foreign matter in the chlorine gas supplied for damage prevention and sterilization treatment.

In general, chlorine gas used for sterilization to suppress microorganisms (e.g., E. coli, bacteria, other general bacteria) contained in unpurified water and algae and green algae that occur in summer in a water treatment facility that produces purified water (drinking water). The sterile water mixed with water is supplied to the stored filter paper or sedimentation basin to sterilize the unsterilized water. The chlorine gas is toxic and may cause poisoning.

1 is a schematic diagram of a conventional chlorine gas supply line, which will be described below.                         

The chlorine solution is supplied into the chlorine solution reservoir 100, and the supplied chlorine solution is supplied from the chlorine solution reservoir 100 to the chlorine gas supply line. Since chlorine can be compressed under a relatively low pressure and is easy to liquefy, when the temperature around the chlorine solution reservoir 100 installed on the chlorine gas supply line is room temperature, the upper outlet of the chlorine solution reservoir 100 is The chlorine solution at the site is already partially evaporated. The chlorine solution is sent from the chlorine solution reservoir 100 to the vaporizer 102, which is connected to the connection tube 106 having high corrosion resistance through the manual valve 108, and the remaining moisture is removed to vaporize with chlorine gas. do.

The vaporizer 102 is then connected to a chlorine injector 110 having an injector 116 and a flow control device 200 connected to the connection tube 106. Between the vaporizer 102 and the flow control device 200, a manual valve 108 and an automatic valve 104 which can block the chlorine gas are arranged as shown in FIG. The chlorine injector 110 connected by the flow control device 200 and the connection tube 106 receives a certain amount of chlorine gas from the flow control device 200, and is connected to the purified water and the water supply pipe 114. In order to receive the purified water.

The chlorine injector 110 disposed as described above mixes the chlorine gas constantly supplied by the flow regulating device 200 and the purified water supplied from the purified water to generate chlorine water, and the chlorine injector 110 as described above. The chlorine water generated in) is supplied to the filter paper or the sedimentation basin where the unsterilized water is stored by the chlorine water pipe 112 to sterilize the unsterilized water.                         

On the other hand, Figure 2 shows a conventional flow control device 200, the flow control device 200 is provided with a first, second body 202, 204, a diaphragm 206, a cap nut 212 It includes a shaft 208, a cap seat 214 attached to the diaphragm 206, and a spring 220 that exerts an elastic force on the shaft 208.

In addition, the shaft 208 has a cylindrical body having a diameter smaller than the diameter of the supply port 202a formed at the center of the first body 202, and one end of the body has a diameter of the supply port 202a. A larger diameter enlarged portion 208b is formed and the cap nut 212 is screwed to the other end. On the shaft 208, a fixing plate subjected to elastic force by a spring is fixed between the diameter expanding portion 208b and the cap nut 212.

However, when the chlorine injector 110 sucks chlorine gas from the flow regulating device 200 through the outlet 218 formed under the first body, the first body 202 of the flow regulating device 200. And a vacuum is formed in the internal space of the flow regulating device 200 provided between the second body 204 and the first body 202 and the second body 204 of the flow regulating device 200. The diaphragm 206 expands toward the chlorine gas supply pipe 210, and the cap seat 214 attached to the diaphragm 206 moves the cap nut 212 of the shaft 208 to the chlorine gas supply pipe 210. Push it forward to advance.

Then, when the shaft 208 advances toward the chlorine gas supply pipe 210 in the same manner as described above, between the supply port 202a formed in the center of the first body 202 and the body of the shaft 208. Chlorine gas is supplied into the flow regulating device 200 through the formed gap, and the vacuum of the internal space provided between the first body 202 and the second body 204 of the flow regulating device 200 is gradually released. Diaphragm 206 contracts.

In addition, the cap seat 214 attached to the diaphragm 206 does not contact the cap nut 212 screwed to the shaft 208 so that the shaft 208 is pushed toward the chlorine gas supply pipe 210. When the fixed plate 208a fixed to the shaft 208 is retracted by the spring 220 elastic force until the bottom surface of the diameter-expanding portion 208b of the shaft 208 contacts the upper surface of the supply port 202a. Shut off the supply of chlorine gas.

If the chlorine gas is excessively introduced into the internal space provided between the first body 202 and the second body 204 of the flow regulating device 200 and the pressure is increased, the first of the flow regulating device 200 is increased. Part of the chlorine gas is discharged by the vent 202b provided in the body 202 so that the internal space provided between the first body 202 and the second body 204 of the flow regulating device 200 has a constant pressure. By maintaining the chlorine gas of a constant flow rate can be supplied to the chlorine injector (110). That is, the vent 202b serves as a relief valve.

However, in the past, a system was constructed to detect an emitted gas by a gas detector (not shown) installed in a chlorine gas supply line and to generate an alarm. It was not able to solve.

That is, when chlorine gas is supplied, a rapid flow of chlorine gas is generated through a supply port 202a formed in the first body 202 of the flow regulating device 200, thereby allowing the shaft 208, the cap nut 212, and the cap to be supplied. The sheet 214 and the like are damaged, and a scale or the like caused by foreign matter contained in the supplied chlorine gas is attached to the shaft 208, the cap nut 212, the cap sheet 214, and the like. Due to the gas poisoning accident, an excessive amount of gas is supplied to the internal spaces provided in the first body 202 and the second body 204 of the flow regulating device 200, thereby causing chlorine gas leakage. There was a problem such as a concern.

The present invention is to solve the conventional problems as described above, its purpose is to prevent the rapid flow of chlorine gas and to filter the foreign matter in the chlorine gas supplied to improve the water treatment sterilization is made to smoothly supply and block chlorine gas The present invention provides a chlorine gas flow control device having a filtration function for a chlorine gas supply line.

In order to achieve the above object, the present invention is installed in the chlorine gas supply line for the sterilization treatment of the water treatment equipment in the flow rate adjusting device of the chlorine gas supply line for supplying chlorine gas, installed between the chlorine solution reservoir and the chlorine injector A chlorine gas flow rate adjusting unit having a device body for controlling a supply amount of chlorine gas vaporized by a vaporizer to a chlorine injector, and an adjustment member provided at the front of the device body to constantly regulate and filter the flow of chlorine gas; And a chlorine gas filtration unit provided at an upper side of the flow rate adjusting unit and having a filtration means for filtering the chlorine gas introduced therein, wherein the chlorine gas flow rate adjusting unit has a chlorine gas inlet formed at an upper side thereof, The mounting portion is provided, provided with a cylindrical support sealed with a cap, the device of the cylindrical support In the center of the main body side, an opening is formed integrally to allow the flow of chlorine gas to the main body of the apparatus, and the chlorine gas flow rate with filtration function of the chlorine gas supply line configured to filter the chlorine gas supplied to the chlorine injector and control the flow rate By providing an adjusting device.

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

3 is a schematic diagram of a chlorine gas supply line according to the present invention, FIG. 4 is an exploded view of a flow control device according to the present invention, FIG. 5 is a combination view of the flow control device according to the present invention, and FIG. It is a perspective view of the adjustment member which concerns on this invention, FIG. 7: is sectional drawing of the filtration part which concerns on this invention, and FIG. 8 is a perspective view of the filtration part which concerns on this invention.

On the other hand, as shown in FIG. 3, the present invention prevents and supplies a rapid flow of chlorine gas from the vaporizer 102 to the apparatus main body 200 'in a chlorine gas supply line for sterilization of a conventional water treatment facility. It is to install an improved flow control device (1) to filter the foreign matter in the chlorine gas to smoothly supply and block the chlorine gas.

4 shows an exploded view of the flow regulating device 1 according to the present invention. The flow regulating device 1 according to the present invention has a large apparatus body 200 ′ and a flow regulating unit 30. , And a filtration unit 50.

Since the device body 200 ′ has the same structure as the conventional flow regulating device 200 shown in FIG. 2, the element having the same function as the flow regulating device 200 may have the flow regulating device 200 shown in FIG. 2. A prime (') is attached to the same number and shown in FIG.

First, the apparatus body 200 'includes a first body 202', a second body 204 ', a diaphragm 206', a shaft 208 'having a cap nut 212', and the diaphragm. A cap seat 214 'attached to 206' and a spring 220 'applying an elastic force to the shaft 208'.                     

In addition, the shaft 208 'has a cylindrical body having a diameter smaller than the diameter of the supply port 202a' formed at the center of the first body 202 ', and at one end of the body the supply port ( 202a ') a diameter enlarged portion 208b' larger than the diameter is formed, and the cap nut 212 'is screwed to the other end. On the shaft 208 ', between the diameter expansion portion 208b' and the cap nut 212 ', a fixing plate 208a' subjected to elastic force by a spring is fixed.

However, when the chlorine injector 110 inhales chlorine gas from the apparatus main body 200 'through the outlet 218' formed under the first body, the first body 202 of the apparatus main body 200 '. A vacuum is formed in the internal space of the device body 200 'provided between the second body 204' and the first body 202 'and the second body 204' of the device body 200 '. ) Between the diaphragm 206 'and the diaphragm 206' expands toward the first body 202 ', whereby the cap nut 214' attached to the diaphragm 206 ' 212 ') by pushing it toward the first body 202'.

Then, when the shaft 208 'is advanced toward the first body 202' in the same manner as described above, the supply port 202a 'and the shaft 208' formed at the center of the first body 202 '. Chlorine gas is supplied into the apparatus main body 200 'to form a gap formed between the body of the inner body provided between the first body 202' and the second body 204 'of the apparatus main body 200'. The vacuum is released gradually and the diaphragm 206 'contracts.

The cap seat 214 ′ attached to the diaphragm 206 ′ does not contact the cap nut 212 ′ screwed to the shaft 208 ′ so that the shaft 208 ′ is connected to the first body. When it is not pushed toward 202 ', the fixing plate 208a' fixed to the shaft 208 'has a lower surface of the diameter-expanding portion 208b' of the shaft 208 'by the spring 220' elastic force. (202a ') Retract until the upper surface is contacted to cut off the supply of chlorine gas.

If the chlorine gas is excessively introduced into the internal space provided between the first body 202 ′ and the second body 204 ′ of the apparatus main body 200 ′ and the pressure increases, the apparatus body 200 ′ A portion of the chlorine gas is released by a vent 202b 'provided in the first body 202' so that the first body 202 'and the second body 204' of the apparatus main body 200 'are discharged. The provided inner space maintains a constant pressure to supply chlorine gas of a constant flow rate to the chlorine injector 110. That is, the vent 202b 'serves as a relief valve.

In addition, as shown in FIG. 4, the flow rate adjusting unit 30 which is bolted to the front of the apparatus main body 200 ′ has an inlet 38a having a female screw portion in the chlorine gas at an upper side thereof, and a seating portion ( A cylindrical support 38 having a 34 formed therein, a cap 36 for sealing the cylindrical support 38, and an adjusting member 40 seated on a seating portion 34 formed inside the cylindrical support 38. Doing.

In addition, the cylindrical support 38 has a female screw portion 38c formed on an inner circumferential surface of the opposite side that is bolted to the apparatus main body, and the cap 36 has a male screw portion 36a formed at a lower portion thereof. By screwing, the cylindrical support 38 is sealed. As shown in FIG. 6, the adjusting member 40 is a cylindrical body that uniformly passes chlorine gas along its circumferential surface to prevent rapid flow of chlorine gas into the apparatus main body 200 ′ and to filter contaminants. A plurality of holes 40a and a diameter reducing portion 40b are provided.

In addition, an opening 38b and a seating portion 34 for forming a flow of chlorine gas to the apparatus main body 200 'side are integrally formed at the center of the apparatus main body 200' side of the cylindrical support 38. 38b), the diameter reducing portion 40b of the adjusting member 40 is fitted so that the adjusting member 40 is fixed to the seating portion 34 provided in the cylindrical support 38.

In addition, FIG. 7 shows a filtration unit 50 coupled to the side of the flow rate adjusting unit 30 as shown in FIG. 4, wherein the filtration unit 50 includes a body 58 and a filter medium 78. It comprises a filter means 70 and the connector 52 is filled.

The body 58 is cylindrical and has a space in which the filtration means 70 can be inserted. A female screw portion 58a is formed on an inner circumferential surface of the upper portion of the body 58, and a chlorine gas is disposed on the lower portion thereof. An induction pipe 56 leading to the flow rate adjusting unit 30 is formed. A male screw portion 56a is formed on the outer circumferential surface of the guide tube 56. The female thread portion 58a formed on the inner circumferential surface of the upper portion of the body 58 is screwed with a connector 52 having a male thread portion 52a formed at the lower portion thereof to allow the inflow of chlorine gas vaporized from the vaporizer 102.

The connector 52, the lower portion of which is screwed to the body 58 has a structure that can be coupled to form a seal with the connecting tube 106 for supplying chlorine gas to the upper portion, for example, has a screw coupling, etc. have.

As shown in FIG. 8, the filtering means 70 inserted into the body 58 is provided with upper and lower filtering nets 72 and 76 and a lower body 74a fixed to the lower part. 74 and a glass fiber filter material 78 filled in the main body 74.

In addition, the filtration unit 50 has a female screw portion formed in the inlet 39 of the flow rate adjusting unit 30 so that the male screw portion 56a of the induction pipe 56 formed under the body 58 of the filtration unit 50 is formed. ) Is coupled to the flow rate adjusting unit 30 by being screwed.

When the filter medium 78 is replaced due to the long-term use of the filter unit, the connector 52 is separated from the filter unit 50, and the filter unit 70 is separated from the filter unit body 58. 72) and the contaminated glass fiber filter media 78 may be replaced. Foreign substances attached to the upper filter net 72 and the lower filter net 76 can be reused by washing with carbon tetrachloride or alcohol.

In this case, reference numerals 32 and 54 in the reference numerals are packings for preventing the leakage of gas, and 216 'is an O-ring for preventing gas leakage between the first body 202' and the second body 204 '.

When explaining the operation of the flow rate control device 1 according to the present invention configured as described above with reference to FIG.

The chlorine gas vaporized from the vaporizer 102 and supplied to the filtration unit 50 is filtered by the filter unit 70 seated on a seating portion formed in the filtration unit body 58 and a fibrous fibrous material filled therein ( After filtering by 78), it is sent to the flow rate adjusting unit 30. The chlorine gas supplied from the filtration unit 50 passes through a plurality of holes 40a formed on the outer circumference of the adjusting member 40 provided in the flow rate adjusting unit 30 and is formed at the center of the first body of the apparatus body. A discharge port which is sent into the apparatus main body through a gap between the supply port 202a 'and the shaft 208' inserted into the supply port 202a 'and formed under the first body 202' of the apparatus body ( 218 ′) to the chlorine injector 110.

At this time, the plurality of holes 40a formed on the outer circumference of the adjusting member 40 provided in the flow rate adjusting unit 30 are small in diameter so that the foreign matter in the chlorine gas is first filtered by the filtration unit 50. The filter should be filtered secondly so that no foreign matter is included in the chlorine gas supplied.

Therefore, since there is no foreign matter in the chlorine gas supplied by the double filtration as described above, the shaft 208 ', the cap nut 212', and the cap seat for adjusting the flow rate provided in the apparatus main body 200 ' The chlorine gas supplied to (214 ') and the like is smoothly supplied and blocked so that excessive chlorine gas does not flow into the apparatus main body 200'.

Therefore, the chlorine gas is not discharged through the vent 202b installed above the first body 202 'of the apparatus main body 200' so that the problem of gas leakage is solved, and the apparatus body 200 'suddenly goes to the apparatus main body 200'. The flow of chlorine gas can also be prevented.

As described above, according to the chlorine gas flow rate adjusting device having a filtration function of the chlorine gas supply line of the present invention, since the foreign matter in the chlorine gas is filtered by the filtration unit 50, the combustion gas supplied into the apparatus main body 200 ′ is filtered. The foreign matter is attached to the shaft 208 ', the cap nut 212', and the cap sheet 214 'provided in the apparatus main body 200' solves the problem that the supply and blocking of chlorine gas is not performed smoothly. Done.

Therefore, excessive chlorine gas is not supplied into the apparatus main body 200 ', which is the main cause of the gas leakage, so that the chlorine gas through the vent 202b installed above the first body 202' of the apparatus main body 200 ' Emission does not occur.

Therefore, it is possible to prevent the gas poisoning accident due to the gas leakage, which is a problem of the prior art.

At the same time, while the chlorine gas, which has been subjected to the filtration process of filtering foreign substances in the chlorine gas in the filtration unit 50, is further filtered by the plurality of holes 40a formed in the adjusting member 40 of the flow rate adjusting unit 30. The moderate flow of chlorine gas is gently adjusted to mitigate the abrupt gas flow to the apparatus main body 200 'such that the shaft 208', cap nut 212 ', and cap seat provided in the apparatus main body 200' are provided. It is possible to obtain an effect that can prevent damage such as (214 ').

Claims (5)

In the flow rate control device (1) of the chlorine gas supply line for supplying chlorine gas is installed in the chlorine gas supply line for the sterilization treatment of the water treatment equipment, Apparatus body 200 'installed between the chlorine solution reservoir 100 and the chlorine injector 110 to regulate the supply amount of chlorine gas vaporized by the vaporizer 102 to the chlorine injector 110; A chlorine gas flow rate adjusting unit 30 provided at the front of the apparatus main body 200 ′ and having an adjusting member 40 which constantly regulates and filters the flow of chlorine gas; and, And a chlorine gas filtration unit 50 provided above the flow rate adjusting unit 30 and having a filtration means 70 for filtering the chlorine gas flowing therein. The chlorine gas flow rate adjusting unit 30 has a chlorine gas inlet 38a formed at an upper side thereof, and a seating portion 34 at which the flow rate adjusting member 40 is provided is formed therein, and sealed with a cap 36. A cylindrical support 38 is provided, and an opening 38b is integrally formed at the center of the apparatus main body 200 'side of the cylindrical support 38 to enable the flow of chlorine gas to the apparatus main body 200' side. Chlorine gas flow rate control device with a filtration function of the chlorine gas supply line, characterized in that configured to filter the chlorine gas supplied to the chlorine injector 110 and control the flow rate. The apparatus body of claim 1, wherein the apparatus main body 200 'has a supply port 202a' through which a diaphragm 206 'is interposed and a chlorine gas flows to one side thereof, and the first and second bodies 202' are assembled with each other. 204 ', a shaft inserted into the supply port 202a' between the bodies to reciprocate with the elastic force of the diaphragm 206 'and the interposed spring 220' to control the flow of chlorine gas ( 208 'is built in, and the first body 202' has a discharge port 218 'for supplying chlorine gas to the chlorine injector 110, the chlorine gas flow rate with filtration function of the chlorine gas supply line Regulator. delete The flow rate adjusting member (40) according to claim 1, wherein the flow rate adjusting member (40) is a cylindrical body formed with a plurality of holes (40a) for preventing rapid chlorine gas flow to the apparatus main body 200 'and further filtering contaminants. Chlorine gas flow regulator with filtration function of chlorine gas supply line. The method of claim 1, wherein the filtration unit 50, the body 58 is connected to the cylindrical support 38 of the flow rate adjustment unit 30, the upper end is provided with a connector 52 for introducing chlorine gas; And, Is provided in the body and filtering means for filtering the chlorine gas 70; consisting of, The filtering means 70, the upper and lower filter nets (72, 76) is installed, the lower body (74a) is fixed to the lower body (74); And a filtration material 78 filled in the main body 74; and a chlorine gas flow adjusting device having a filtration function of a chlorine gas supply line.

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