CN217057171U - Corrosion-resistant medicine connector that adds of major diameter metal pipeline - Google Patents

Abstract

The utility model belongs to the technical field of metal pipeline dosing connectors, in particular to a large-diameter metal pipeline corrosion-resistant dosing connector, which ensures constant flow velocity when three groups of dosing devices dose by arranging a pump body and a mass flow meter, has stable dosing speed, isolates the interiors of three groups of dosing tanks from the outside, ensures the purity of additives in the dosing tanks, simultaneously can accurately, quickly and efficiently measure flow by matching with the mass flow meter, can filter impurities when the medicaments flow through a pipeline by arranging a filter, further improves the quality of the medicaments, can avoid the corrosivity of the medicaments with stronger acid-base property to joints by arranging a servo pipe section connected by a stainless steel pipe section penetrating through a carbon steel circulating water tank, can avoid the leakage of the medicaments, and can avoid the leakage of the medicaments by matching with a connector connected by threads at one end of a tetrafluoro pipeline and the arrangement of a sealing gasket additionally arranged at the joints, the sealing effect of the pipeline can be improved.

Description

Corrosion-resistant medicine connector that adds of major diameter metal pipeline

Technical Field

The utility model belongs to the technical field of metal pipeline adds the medicine connector, concretely relates to corrosion-resistant medicine connector that adds of major diameter metal pipeline.

Background

In order to ensure good quality of circulating water, a circulating water dosing system is arranged and consists of a medicament barrel, a metering pump and a pipeline valve thereof, and a dosing place is positioned on an upper water pipeline of a circulating water pump. The circulating water system is added with 3 medicaments, namely a bactericide 540L, a bactericide 530L and a scale inhibitor 231, and is periodically maintained by Shanghai Fengxin environmental protection technology Limited company.

Summary of the problem:

in order to ensure the accuracy of the addition of the medicament, the fairy believe that the environment-friendly medicament stock solution is provided instead of using the stock solution to match a certain amount of clear water for dilution, the circulating water medicament has strong acidity and alkalinity and has corrosiveness on metal valves and metal pipelines, and the phenomenon that the medicament-added valve is corroded, perforated and leaks water for many times is generated. Because the dosing point is located at the outlet of the circulating water pump (close to the water feeding main pipe), the three circulating water pump outlet pipelines are not provided with a cut-off valve, the water leakage situation occurs, a new dosing valve can only be added at the upper end of the corroded dosing valve again, the pipeline pressure is not beneficial to the safety of maintenance personnel when the valve is replaced, the situation that the circulating water feeding pipeline is also corroded and perforated by the medicament once occurs, and the leakage point cannot be made up by adopting a welding mode.

Therefore, a corrosion-resistant dosing connector for a large-diameter metal pipeline is designed to solve the problems.

Disclosure of Invention

To solve the problems raised in the background art described above. The utility model provides a corrosion-resistant medicine connector that adds of major diameter metal pipeline can avoid the stronger medicament of agent acid-base nature to the junction corrosivity, can avoid the medicament to take place the seepage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant medicine connector that adds of major diameter metal pipeline, includes carbon steel circulating water tank and runs through to be fixed the three stainless steel pipeline section of carbon steel circulating water tank side surface, and three equal screw thread fixedly connected with tetrafluoro sleeve pipe in the stainless steel pipeline section, just the tetrafluoro sleeve pipe is kept away from the one end of connector fixedly connected with connecting pipe is passed through to carbon steel circulating water tank's one end, the other end fixed connection of connecting pipe is in one side of filter, just the opposite side of filter has connected gradually the one end of mass flow meter, butterfly valve and the pump body through the pipeline, just the other end fixedly connected with of the pump body adds the one end of medicine pipeline, and three groups the other end of adding medicine pipeline corresponds respectively and connects inside dosing tank A, dosing tank B and dosing tank C.

As the utility model relates to a corrosion-resistant medicine connector that adds of major diameter metal pipeline is preferred, the filter is inside to be equipped with two filter screens.

As the utility model relates to a corrosion-resistant medicine connector that adds of major diameter metal pipeline is preferred, tetrafluoro sheathed tube one end outside welded fastening has the lock portion of dying, just one side of lock portion of dying just is located the cover is equipped with sealed the pad on the outer cover of tetrafluoro sheathed tube one end.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the corrosion-resistant dosing connector for the large-diameter metal pipeline, the pump body and the mass flow meter are arranged, so that the constant flow rate of three groups of dosing devices during dosing is ensured, the stable dosing speed is achieved, the interiors of three groups of dosing tanks are isolated from the outside, the purity of an additive in the dosing tanks is ensured, impurities in a medicament flowing through the pipeline can be filtered through the arranged filter, and the quality of the medicament is improved;

2. through the setting of the servo pipeline section of running through the nonrust steel pipe section of carbon steel circulating water tank and connecting, can avoid the strong medicament of agent acid-base nature to the junction corrosivity, can avoid the medicament to take place the seepage, through the setting of the sealed pad that the connector and the junction of cooperation tetrafluoro pipeline one end threaded connection installed additional, can improve the sealed effect of pipeline.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural view of a tetrafluoro pipeline in the present invention;

FIG. 3 is a schematic view of the inner structure of the filter of the present invention;

FIG. 4 is a schematic structural view of a medium carbon steel circulating water tank of the present invention;

fig. 5 is a schematic structural view of the connector, the sealing gasket and the tetrafluoro sleeve of the present invention;

in the figure:

1. a dosing box A; 2. a dosing box B; 3. a dosing box C; 4. a dosing pipeline; 5. a pump body; 6. a pipeline; 7. a butterfly valve; 8. a mass flow meter; 9. a filter; 91. a filter screen; 10. a connecting pipe; 11. a connector; 110. a gasket; 120. a tetrafluoro sleeve; 121. a locking part; 130. a carbon steel circulation water tank; 140. a stainless steel tube section.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, 2, 3 and 4:

the utility model provides a corrosion-resistant medicine connector that adds of major diameter metal pipeline, include carbon steel circulation tank 130 and run through three stainless steel pipeline section 140 of fixing at carbon steel circulation tank 130 side surface, and equal screw thread fixedly connected with tetrafluoro sleeve pipe 120 in the three stainless steel pipeline section 140, and the one end that carbon steel circulation tank 130 was kept away from to tetrafluoro sleeve pipe 120 passes through the one end of connector 11 fixedly connected with connecting pipe 10, the other end fixed connection of connecting pipe 10 is in one side of filter 9, and the opposite side of filter 9 has connected gradually mass flow meter 8 through pipeline 6, the one end of butterfly valve 7 and the pump body 5, and the other end fixedly connected with of the pump body 5 adds the one end of medicine pipeline 4, and the other end of three groups adds medicine pipeline 4 and corresponds the connection respectively at dosing box A1, inside dosing box B2 and dosing box C3.

In this embodiment: the medicine adding boxes A1, B2 and C3 are internally connected with one end of a medicine adding pipeline 4, the medicine adding boxes A1, B2 and C3 are respectively corresponding to a bactericide 540L medicine adding box, a bactericide 530L medicine adding box and a antisludging agent 231L medicine adding box, one end of the pump body 5 is fixedly connected with the other end of the medicine adding pipeline 4, the medicines in the three medicine adding boxes can be drained through the medicine adding pipeline 4 by controlling the operation of the three pump bodies 5, the other end of the pump body 5 is sequentially connected with a butterfly valve 7 and a mass flow meter 8 through a pipeline 6, the medicines are drained into the mass flow meter 8 by manually controlling the opening and closing of the butterfly valve 7, meanwhile, the accurate, quick and efficient flow measurement can be realized by matching with the mass flow meter 8, the mass flow meter 8 is far away from one side of the butterfly valve 7 and is provided with a filter 9 on the pipeline 6, and further impurities when the medicines flow through the pipeline 6 can be filtered, and then improve the quality of medicament, the one end fixed connection of connecting pipe 10 is in one side of filter 9, and the other end of connecting pipe 10 passes through three stainless steel pipe section 140 of fixing on carbon steel circulating water tank 130 side surface through the one end of connector 11 screw thread fixed connection tetrafluoro sleeve 120, and equal screw thread fixed connection tetrafluoro sleeve 120 in the three stainless steel pipe section 140, can avoid the strong medicament of agent acid-base nature to the corrosivity of junction, can avoid the medicament to take place the seepage.

It should be understood that: the inside two filter screens 91 that are equipped with of filter 9, and then can filter the impurity when medicament flows through pipeline 6, and then improve the quality of medicament, and this filter screen 91 has certain corrosion resistance, and then can improve the filter effect, improves filter 9's life.

It should be noted that: tetrafluoro sleeve pipe 120's one end outside welded fastening has dead lock portion 121, and one side of dead lock portion 121 and be located tetrafluoro sleeve pipe 120's one end excircle on the cover be equipped with sealed 110, when installing, at first establish this sealed 110 cover in tetrafluoro sleeve pipe 120's one end, make the one side laminating of this sealed 110 set up the side surface at dead lock portion 121, connect connector 11 at tetrafluoro sleeve pipe 120's this end soon, and connect soon with the help of the instrument, one side of sealed 110 of dead lock portion 121 side surface of the terminal surface extrusion setting of messenger connector 11 carries out the dead lock and fixes, carry out and can avoid the medicament to take place the seepage from this junction.

It should be noted that: by adopting the matching of the tetrafluoro sleeve 120 and the stainless steel pipe section 140, the tetrafluoro pipe 120 can work under the conditions of high temperature and strong corrosion medium, can meet the use temperature range of-60-200 ℃, can be used under the vacuum condition, is often cooled and longitudinally discharged in chemical production, and is processed into a PTFE lining layer with high density and enough thickness by an advanced lining process due to the adoption of high-quality polytetrafluoroethylene resin, so that the product has good permeability resistance, and the whole die pressing sintering process lining solves the reaction of cold and hot expansion of steel and fluorine so as to achieve synchronous expansion.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. The utility model provides a corrosion-resistant medicine connector that adds of major diameter metal pipeline which characterized in that: include carbon steel circulating water tank (130) and run through to be fixed three stainless steel pipe section (140) of carbon steel circulating water tank (130) side surface, and three equal screw thread fixedly connected with tetrafluoro sleeve pipe (120) in stainless steel pipe section (140), just keep away from tetrafluoro sleeve pipe (120) the one end of carbon steel circulating water tank (130) is through the one end of connector (11) fixedly connected with connecting pipe (10), the other end fixed connection of connecting pipe (10) is in one side of filter (9), just the opposite side of filter (9) is passed through pipeline (6) and is connected gradually the one end of mass flow meter (8), butterfly valve (7) and pump body (5), just the other end fixedly connected with of the pump body (5) adds the one end of medicine pipeline (4), and three groups the other end of adding medicine pipeline (4) corresponds respectively to be connected in with medicine box A (1), The dosing box B (2) and the dosing box C (3).

2. The corrosion-resistant dosing connector for large-diameter metal pipes according to claim 1, wherein: two filter screens (91) are arranged in the filter (9).

3. The corrosion-resistant dosing connector for large-diameter metal pipes according to claim 1, wherein: tetrafluoro sleeve pipe (120)'s one end outside welded fastening has lock portion (121), just one side of lock portion (121) just is located the one end excircle cover of tetrafluoro sleeve pipe (120) is equipped with sealed pad (110).

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