CN205528145U

CN205528145U - Be used for central air conditioning circulating water on -line control quality of water system

Info

Publication number: CN205528145U
Application number: CN201620310096.6U
Authority: CN
Inventors: 张国桥
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-14
Filing date: 2016-04-14
Publication date: 2016-08-31
Anticipated expiration: 2026-04-14

Abstract

The utility model relates to a be used for central air conditioning circulating water on -line control quality of water system, it included the filter sand jar, added explosive barrel, automatic control controller and conductivity rate detection appearance, cross filter sand jar water inlet control valve, cross filter sand jar blowdown control valve, cross filter sand jar water control valve, system's moisturizing water gauge, dosing pump and conductivity rate detection appearance and be connected with the corresponding control end of automatic control controller through the data line respectively, the utility model discloses only need to reserve water inlet, delivery port and a drain, simple structure, installation, convenient operation, long service life, work efficiency is high, and the working property is stable, and the algae removal that disinfects, filter effect are good, and conductivity control is simple, and the practicality is strong.

Description

A kind of for central air-conditioning recirculated water On-line Control water quality system

Technical field

This utility model relates to a kind of for central air-conditioning recirculated water On-line Control water quality system.

Background technology

Central air conditioning water system is divided into cooling water system and chilled water system, and wherein cooling water system dispels the heat by cooling tower, Water drips in cooling tower and spatters into countless droplet or flow in filling surface film-like, and abundant and air contact, in air A large amount of dusts, microorganism, solubility salt and corrosive gaseous are brought in cooling water, make impurities in water concentration be continuously increased； Additionally due to water constantly evaporates, leaks, disperses, also make the impurity concentration of water improve, in the circulating cycle, affected by temperature, environment, It is easy to the microorganisms such as breed bacteria, fungus, algae, protozoa.And based on these microorganisms, mix silt particle, inorganic matter With dust etc., form biological sludge in industrial, easily cause pipeline scale, increase resistance to water-flow, cover in equipment surface, reduce heat exchange effect Rate, causes production efficiency to reduce, and serious causes pitting, can make pipe perforation, equipment scrapping, is just affecting central air conditioner system Often run.

Chilled water system typically uses closed, does not has and air contact, is difficult to grow algae.But in work progress or Have the impurity such as silt particle during moisturizing and enter pipeline, although big impurity can be intercepted by filter plant in flushing process, But the most considerable minute impurities is along with water movement, enter into each end of system.Exist a large amount of in water circulates simultaneously Free gas, causes local gas stifled or the circulation of whole system is smooth, the oxygen on the other hand contained in water make refrigeration plant, Pipeline and end-equipment burn into are bored a hole, are leaked, and directly influence the safety of whole system.

At present, along with the development of science and technology, central air-conditioning circulating water treatment device obtains extensively with the advantage of its uniqueness Application, but traditional circulating water treatment device yet suffers from certain problem.Current water treatment facilities has: filter, Chemicals dosing plant, electrical conductivity control device etc..Chemicals dosing plant is dosing on time, and the water yield in circulating line is being not changed in or is changing When measuring big, all can timing dosing, this can cause the content of dispersion of recirculated water on the low side or higher, can cause environmental pollution after discharge；One As filter plant filtering accuracy poor, during cleaning need to by water discharge after take filter again apart, reinstall again after cleaning up, this The cleaning process of sample is complicated；The installation that electrical conductivity controls device is relatively decentralized, is unfavorable for being uniformly controlled, managing；The said equipment is in peace Dress, debugging time the most complicated, operating process is loaded down with trivial details, and volume takes up room greatly greatly, service behaviour instability, inefficiency.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of compact conformation, easy for installation, sterilization algae removal effect Good, filtering accuracy is high, and service life is long, and work efficiency is high, and stable work in work is simple to operate, and work strong being used for of seriality Central air-conditioning recirculated water On-line Control water quality system.

This utility model adopts the following technical scheme that

This utility model includes filtering sand cylinder, medicine-adding bin, automatic control controller and electric conductivity detector；Described filtering sand cylinder Bottom connects with water inlet pipe, and described filtering sand cylinder top connects with outlet pipe, is provided with filter medium in described filtering sand cylinder； Filtering sand cylinder water inlet control valve is installed on described water inlet pipe, the blow-off pipe communicated therewith is installed, in institute in described water inlet pipe lower end State installation filtering sand cylinder blowdown control valve on blow-off pipe, described outlet pipe is installed filtering sand cylinder outlet water control valve；Described dosing Bucket is adjacent with described filtering sand cylinder side, described automatic control controller and electric conductivity detector and described filtering sand cylinder opposite side phase Neighbour, the outlet at described medicine-adding bin arranges dosing pump, and the medicine outlet of described dosing pump is connected with outlet pipe by chemical feed pipe；Described Filtering sand cylinder water inlet control valve, filtering sand cylinder blowdown control valve, filtering sand cylinder outlet water control valve, dosing pump and electric conductivity detector It is connected with the corresponding controling end of automatic control controller by data wire respectively；The corresponding controling end of described automatic control controller is mended with system Water water meter connects.

The control end of electric conductivity detector described in the utility model is connected with water inlet pipe by data wire.

This utility model good effect is as follows: this utility model is by filtering sand cylinder, medicine-adding bin and electric conductivity detector collection Middle setting also is realized automatically controlling by an automatic control controller, only need to reserve a water inlet, outlet and sewage draining exit, install letter Single.

This utility model automatic control controller controls to open filtering sand cylinder water inlet control valve and filtering sand cylinder outlet water control valve, closes Close filtering sand cylinder control blowdown control valve, can by the minute impurities in the filter medium effective filtration cycle water in filtering sand cylinder, The material such as silt particle, algae；Automatic control controller controls to cut out filtering sand cylinder water inlet control valve, opens filtering sand cylinder blowdown control valve, Realizing the backwash of defecator, dirt eliminating function, filtering sand cylinder can self-cleaning clean, and improves operational efficiency, decreases artificial dimension Protect.

Accompanying drawing explanation

Accompanying drawing 1 is this utility model structural representation.

In the accompanying drawings: 1 outlet pipe, 2 medicine-adding bins, 3 dosing pumps, 4 chemical feed pipes, 5 filtering sand cylinders, 6 filter mediums, 7 blow-off pipes, 8 filtering sand cylinder outlet water control valves, 9 filtering sand cylinder blowdown control valves, 10 filtering sand cylinder water inlet control valves, 11 water inlet pipes, 12 automatic controls Controller, 13 electric conductivity detectors, 14 system water supplement water meters, 15 platforms.

Detailed description of the invention

As shown in Figure 1, this utility model includes that the filtering sand cylinder 5 being arranged on platform 15, medicine-adding bin 2, automatic control control Device 12 and electric conductivity detector 13；Described filtering sand cylinder 5 bottom connects with water inlet pipe 11, described filtering sand cylinder 5 top with go out Water pipe 1 connects, and is provided with filter medium 6 in described filtering sand cylinder 5；Filter medium 6 is the filtering material such as quartz sand or activated carbon； Filtering sand cylinder water inlet control valve 10 is installed on described water inlet pipe 11, the blow-off pipe communicated therewith is installed in described water inlet pipe 11 lower end 7, described blow-off pipe 7 is installed filtering sand cylinder blowdown control valve 9, described outlet pipe 1 is installed filtering sand cylinder outlet water control valve 8；Described medicine-adding bin 2 is adjacent with described filtering sand cylinder 5 side, described automatic control controller 12 and electric conductivity detector 13 and described mistake Filter sand cylinder 5 opposite side is adjacent, and the outlet at described medicine-adding bin 2 arranges dosing pump 3, and the medicine outlet of described dosing pump 3 passes through dosing Pipe 4 connects with outlet pipe 1；Described filtering sand cylinder water inlet control valve 10, filtering sand cylinder blowdown control valve 9, filtering sand cylinder go out water control Valve 8 processed, dosing pump 3 and electric conductivity detector 13 are connected with the corresponding controling end of automatic control controller 12 by data wire respectively；Institute The corresponding controling end stating automatic control controller 12 is connected with system water supplement water meter 14；Automatic control controller 12 is according to system water supplement water meter 14 Rate of water make-up control the dosing pump 3 on medicine-adding bin 2, set and often mend a cubic meter of water and automatically add medicament chemical feeding quantity, it is achieved dosing The accuracy of amount；The control end of described electric conductivity detector 13 is connected with water inlet pipe 11 by data wire, control unit 12 basis The data of electric conductivity detector 13, control the switch of filtering sand cylinder blowdown control valve 9, realize controlling Air-conditioning Cycle water conductivity Value.

This utility model automatic control controller 12 controls to open filtering sand cylinder water inlet control valve 10 and filtering sand cylinder goes out water management Valve 8, cuts out filtering sand cylinder control blowdown control valve 9, can be by the effective filtration cycle water of filter medium 6 in filtering sand cylinder 5 The materials such as minute impurities, silt particle, algae；Automatic control controller 12 controls to cut out filtering sand cylinder water inlet control valve 10, opened filter sand Cylinder blowdown control valve 9, it is achieved the backwash of defecator, dirt eliminating function, filtering sand cylinder 5 can self-cleaning clean, and improves operation effect Rate, decreases manual maintenance.

This utility model is by filtering sand cylinder 5, medicine-adding bin 2 and electric conductivity detector 13 concentrated setting and by an automatic control control Device 13 processed all realizes automatically controlling, and only need to reserve a water inlet, outlet and sewage draining exit, simple in construction, installs, the side of operation Just, service life is long, and work efficiency is high, stable work in work, sterilization algae removal, good filtration effect, and electrical conductivity controls simple, practical Property is strong.

Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit； Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: Technical scheme described in previous embodiment still can be modified by it, or is equal to wherein portion of techniques feature Replace；It is combined being apparent to multiple technical schemes of the present utility model as those skilled in the art, and these Amendment or replacement, do not make the essence of appropriate technical solution depart from spirit and the model of this utility model embodiment technical scheme Enclose.

Claims

1. one kind is used for central air-conditioning recirculated water On-line Control water quality system, it is characterised in that it includes being arranged on platform (15) Filtering sand cylinder (5), medicine-adding bin (2), automatic control controller (12) and electric conductivity detector (13)；Under described filtering sand cylinder (5) Portion connects with water inlet pipe (11), and described filtering sand cylinder (5) top connects with outlet pipe (1), arranges in described filtering sand cylinder (5) There is filter medium (6)；Described water inlet pipe (11) is upper installs filtering sand cylinder water inlet control valve (10), under described water inlet pipe (11) End installs the blow-off pipe (7) communicated therewith, in described blow-off pipe (7) upper installation filtering sand cylinder blowdown control valve (9), described water outlet Pipe (1) is upper installs filtering sand cylinder outlet water control valve (8)；Described medicine-adding bin (2) is adjacent with described filtering sand cylinder (5) side, described Automatic control controller (12) and electric conductivity detector (13) are adjacent with described filtering sand cylinder (5) opposite side, at described medicine-adding bin (2) Outlet arranges dosing pump (3), and the medicine outlet of described dosing pump (3) is connected with outlet pipe (1) by chemical feed pipe (4)；Described filtration Sand cylinder water inlet control valve (10), filtering sand cylinder blowdown control valve (9), filtering sand cylinder outlet water control valve (8), dosing pump (3) and electricity Conductance detector (13) is connected with the corresponding controling end of automatic control controller (12) by data wire respectively；Described automatic control controller (12) corresponding controling end is connected with system water supplement water meter (14)；The control end of described electric conductivity detector (13) passes through data wire It is connected with water inlet pipe (11).

One the most according to claim 1 is used for central air-conditioning recirculated water On-line Control water quality system, it is characterised in that institute Stating filter medium (6) is quartz sand or activated carbon.