CN213629917U

CN213629917U - Disinfectant adding point filling pipe

Info

Publication number: CN213629917U
Application number: CN202022721190.XU
Authority: CN
Inventors: 徐建光; 蔡建斌; 金平平; 张伟
Original assignee: Watera Production Branch Company Shanghai Chengtou Water Conservancy Group Co ltd
Current assignee: Watera Production Branch Company Shanghai Chengtou Water Conservancy Group Co ltd
Priority date: 2020-11-22
Filing date: 2020-11-22
Publication date: 2021-07-06
Anticipated expiration: 2030-11-22

Abstract

The utility model relates to a disinfectant is thrown and is thrown some filling pipes is connected with the trunk line, including steel pipe (1), base flange (2) and UPVC pipe (3), base flange (2) are connected with the trunk line, steel pipe (1) inserts base flange (2), UPVC pipe (3) insert steel pipe (1), wherein, UPVC pipe (3) one end is equipped with the medicament filling mouth, and the other end passes steel pipe (1) inserts in the trunk line, and the tip of this other end personally submits the inclined plane that forms an acute angle with the trunk line in the water flow direction. Compared with the prior art, the utility model has the advantages of stable dosing, long service life and the like.

Description

Disinfectant adding point filling pipe

Technical Field

The utility model relates to a mechanical device in the technical field of water treatment, in particular to a disinfectant adding point filling pipe.

Background

At present, a conventional feedwater treatment process, namely coagulation-precipitation-filtration-disinfection and the like, is adopted in a feedwater plant, and a step of adding a disinfectant through a dosing pipeline is required in the water treatment process. The mode of forming the filling point is usually formed by UPVC (Unplaticized Polyvinyl Chloride, hard PVC) dosing pipe. In the existing mode, the UPVC adds the position that the medicine pipeline inserted the water pipeline at will, long-term deposit has had corrosive medicament and has been accompanied with the air in the steel pipe above the water pipeline, causes the stainless steel pipe to be corroded in the past this long time and appears the medicament seepage, influences and adds medicine stability, makes system water quality parameter unstable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects existing in the prior art and provide a disinfectant feeding point filling pipe which is stable in dosing and long in service life.

The purpose of the utility model can be realized through the following technical scheme:

a disinfectant adding point filling pipe is connected with a main pipeline and is characterized by comprising a steel pipe, a base flange and a UPVC pipe, wherein the base flange is connected with the main pipeline, the steel pipe is inserted into the base flange, the UPVC pipe is inserted into the steel pipe,

one end of the UPVC pipe is provided with a medicament filling port, the other end of the UPVC pipe penetrates through the steel pipe and is inserted into the main pipeline, and the end surface of the other end of the UPVC pipe is an inclined surface which forms an acute angle with the direction of water flow in the main pipeline.

Further, the angle formed by the inclined plane and the water flow direction in the main pipeline is 30-60 degrees.

Further, the angle formed by the inclined plane and the water flow direction in the main pipeline is 45 degrees.

Further, the UPVC pipe is inserted into the central position of the main pipe.

Further, the steel pipe includes first flange and steel pipe body, and this steel pipe body one end is passed through first flange and UPVC union coupling, the other end are provided with seal assembly, and this seal assembly joint is between steel pipe body and UPVC pipe.

Further, seal assembly includes screw thread spare and sealing washer, screw thread spare and the sealed tube threaded connection who sets up in steel pipe body tip inboard, the sealing washer sets up between screw thread spare and the UPVC pipe.

Furthermore, the UPVC pipe is connected with the steel pipe through a second connecting flange and the UPVC bushing.

Furthermore, a plurality of valves are arranged on the UPVC pipe.

Furthermore, the UPVC pipe is also provided with an overhauling through plugging port.

Further, the base flange is of a stainless steel structure and is welded with the main pipeline.

Compared with the prior art, the utility model has the advantages of disinfectant is thrown and is thrown stable, long service life, sealing performance good, corrosion-resistant, safe and reliable, range of application is wide, the maintenance is convenient, concrete beneficial effect as follows:

1. safe and reliable: the end of the UPVC pipe is inserted into the water pipeline in a reverse oblique angle, and the medicament is added into the pipeline along the water flow direction through the oblique angle of the UPVC pipe, so that the use safety, the reliability and the dosing stability are improved. Preferably, the end of the UPVC pipe is inclined at an angle of 45 degrees, and the safety is optimal. The UPVC filling pipe penetrates through the stainless steel pipe and is directly inserted into the central position of the water pipeline, so that the dosing stability is further effectively improved.

2. The service life is long: the bottom of the steel pipe is provided with a threaded part and a sealing ring for sealing and retaining water, so that the contact between the medicament and the stainless steel filling pipe is avoided, and the service life is prolonged.

3. The application range is wide: the structure can ensure that the medicament directly flows into the water inlet pipe through the UPVC dosing pipe and is dispersed and flowed away along the water flow direction, the contact between the medicament and the stainless steel filling pipe is avoided, the risk of corrosion and leakage of the stainless steel filling pipe is greatly reduced, the safety production is ensured, the structure can be used for any disinfectant adding point arrangement, and is particularly suitable for corrosive special occasions.

4. The overhaul is convenient: if the maintenance plug-in port is arranged, if the UPVC pipeline is blocked, the plug-in port can be quickly plugged from a maintenance channel, the filling pipe can be flexibly maintained, the filling stability is improved, and the service life is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

1. The steel pipe, 2, a base flange, 3, a UPVC pipe, 101, a first connecting flange, 102, a threaded part, 103, a sealing ring, 301, a second connecting flange, 302, a UPVC complementary core, 4 and a sealing gasket.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

As shown in fig. 1, the present embodiment provides a disinfectant adding point filling pipe, which is connected to a main pipeline, and is characterized in that the disinfectant adding point filling pipe includes a steel pipe 1, a base flange 2 and a UPVC pipe 3, the base flange 2 is connected to the main pipeline, the steel pipe 1 is inserted into the base flange 2, the UPVC pipe 3 is inserted into the steel pipe 1, wherein one end of the UPVC pipe 3 is provided with a medicament filling port, the other end of the UPVC pipe passes through the steel pipe 1 and is inserted into the main pipeline, and the end surface of the other end is an inclined surface forming an acute angle with the direction of water. The angle formed by the inclined plane and the direction of the water flow in the main conduit may be set to 30-60 deg., preferably 45 deg.. The direction of inserting the 45-degree chamfer of the UPVC pipe into the pipeline is the direction opposite to the water flow, and the medicament is added into the pipeline along the water flow direction through the 45-degree chamfer of the UPVC pipe, so that the effect of stable adding is achieved.

The UPVC pipe 3 is inserted into the central position of the main pipeline, so that the dosing stability is further effectively improved. The depth limitation can effectively control the adding stability and the disinfection effect of the disinfectant.

The steel pipe 1 comprises a first connecting flange 101 and a steel pipe body, one end of the steel pipe body is connected with the UPVC pipe 3 through the first connecting flange 101, the other end of the steel pipe body is provided with a sealing assembly, and the sealing assembly is connected between the steel pipe body and the UPVC pipe 3 in a clamping mode, so that liquid in a pipeline is effectively prevented from entering the steel pipe 1. In this embodiment, the sealing assembly includes a screw member 102 and a sealing ring 103, the screw member 102 is in threaded connection with a sealing pipe disposed inside the end of the steel pipe body, and the sealing ring 103 is disposed between the screw member 102 and the UPVC pipe 3.

The UPVC pipe 3 is connected with the steel pipe 1 through a second connecting flange 301 and a UPVC bushing 302, and sealed connection with the steel pipe is achieved.

The base flange 2 is of a stainless steel structure and is welded with a main pipeline to be added.

In another embodiment, the first connecting flange 101 is a flange with double-sided sealing, i.e. the first connecting flange 101 is sealingly connected to the second connecting flange 301 and the base flange 2 by the gasket 4, respectively.

The UPVC filling pipe penetrates through a stainless steel pipe and is directly inserted into the center of a water pipeline, and water is sealed at the bottom of the steel pipe by a threaded part and a sealing ring. Under this mode, the medicament directly flows into the water pipe through the UPVC dosing pipe and scatters along the water flow direction, so that the direct contact between the medicament and the stainless steel pipe is avoided, the air is blocked, the risk of corrosion and leakage of the stainless steel pipe is greatly reduced, the service life is prolonged, and the operation of the dosing system is stabilized.

In another embodiment, the UPVC pipe 3 is further provided with an overhaul through plug, which is convenient for overhaul. The UPVC pipe 3 is provided with a plurality of valves 303, such as dosing valves, plugging valves and the like.

In another embodiment, the disinfectant dosing point fill tube may be made of a metallic or non-metallic material.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A disinfectant adding point filling pipe is connected with a main pipeline and is characterized by comprising a steel pipe (1), a base flange (2) and a UPVC pipe (3), wherein the base flange (2) is connected with the main pipeline, the steel pipe (1) is inserted into the base flange (2), the UPVC pipe (3) is inserted into the steel pipe (1),

one end of the UPVC pipe (3) is provided with a medicament filling port, the other end of the UPVC pipe penetrates through the steel pipe (1) and is inserted into the main pipeline, and the end surface of the other end of the UPVC pipe is an inclined surface which forms an acute angle with the direction of water flow in the main pipeline.

2. The disinfectant dosing point filler pipe according to claim 1, wherein said inclined surface forms an angle of 30 ° to 60 ° with the direction of water flow in the main pipe.

3. The disinfectant dosing point filler pipe of claim 2, wherein said inclined surface forms an angle of 45 ° with the direction of water flow in the main pipe.

4. Disinfectant dosing point filler pipe according to claim 1, characterized in that the UPVC pipe (3) is inserted into the central position of the main pipe.

5. The disinfectant dosing point filling pipe according to claim 1, characterized in that the steel pipe (1) comprises a first connecting flange (101) and a steel pipe body, one end of the steel pipe body is connected with the UPVC pipe (3) through the first connecting flange (101), and the other end is provided with a sealing component which is clamped between the steel pipe body and the UPVC pipe (3).

6. The disinfectant dosing point filler pipe according to claim 5, characterized in that said sealing assembly comprises a threaded member (102) and a sealing ring (103), said threaded member (102) being in threaded connection with a sealing pipe arranged inside the end of the steel pipe body, said sealing ring (103) being arranged between the threaded member (102) and the UPVC pipe (3).

7. Disinfectant dosing point filler pipe according to claim 1, characterized in that the UPVC pipe (3) is connected to the steel pipe (1) by means of a second connecting flange (301) and a UPVC complementary core (302).

8. Disinfectant dosing point filler pipe according to claim 1, characterized in that a plurality of valves (303) are provided on the UPVC pipe (3).

9. The disinfectant adding point filling pipe according to claim 1, wherein the UPVC pipe (3) is further provided with a maintenance through plugging port.

10. The disinfectant dosing point filler pipe according to claim 1, wherein said base flange (2) is of stainless steel construction and is welded to the main pipe.