CN209131105U - A kind of air-conditioner water system for secondary user - Google Patents

Abstract

The utility model provides a kind of air-conditioner water system for secondary user, including the air-conditioning water supplying pipe being connected to secondary user influent side, the air-conditioning return pipe being connected to secondary user water outlet side, it further include the first return pipe of air-conditioning and auxiliary adjustment pipe, return water in the first return pipe of air-conditioning is transported to secondary user by the auxiliary adjustment pipe, the auxiliary adjustment pipe is equipped with the first electronic two regulating valves, which adjusts the water return amount in auxiliary adjustment pipe.The secondary user of the utility model preferentially uses the return water of primary user, when the water return amount deficiency of primary user, just starts the water supply supply that air-conditioning always supplies water as secondary user.The utility model greatly reduces the water consumption that air-conditioning always supplies water.

Description

A kind of air-conditioner water system for secondary user

Technical field

The utility model relates to field of heating ventilation air conditioning more particularly to a kind of air-conditioner water systems for secondary user.

Background technique

Public building mostly uses greatly central air-conditioning system, and central air-conditioning system uses variable-flow air conditioner water mostly System realizes refrigeration (heat) using cold (heat) water.Variable-flow air-conditioning system keeps cold (heat) water supply water temperature constant, passes through change Quantity of circulating water adapts to the variation of air conditioner load, and mating corresponding air conditioning duct system is to achieve the purpose that adjust temperature in room.

In central air-conditioning system, the end-equipment of diversified forms may be simultaneously present, required by each end-equipment Supply water temperature may be different, such as 14oC, 16oC, 18oC or other temperature.If using conventional refrigeration system, to All end-equipments supply water simultaneously, and there are two types of solutions: (1) refrigerating plant room provides the cold water of same temperature, then sets in end A heat exchanger is added in standby host room, and secondary side leaving water temperature is made to meet the needs of different end-equipments.(2) it is made in refrigerating plant room It is standby to go out to meet the cold water of different end-equipments, supply each end-equipment by covering pipe network more.

Obviously, all there is system initial cost height, operation energy consumption and expensive, system complex in the two schemes, adjust, control The inconvenient disadvantage with management.

In addition, most of air-conditioning system installation filters in the prior art and exhaust valve, carry out the decontamination of whole system And exhaust, since filter can only achieve decontamination, exhaust valve can only solve to be vented, the setting of filter and exhaust valve answers system Miscellaneous, investment is high, and maintenance is big.And filter and exhaust valve will regularly artificial blowdown or exhaust, it is inconvenient for operation.

Summary of the invention

In order to solve the problems, such as that the different end-equipments of same air-conditioning system need to supply different temperatures, the utility model is mentioned A kind of air-conditioner water system for secondary user has been supplied, its object is to by form in parallel between multiple secondary users, and And secondary user preferentially uses the return water of primary user, when the water return amount deficiency of primary user, just starts air-conditioning and always supplies water work It is fed for the water supply of secondary user.The utility model greatly reduces the water consumption that air-conditioning always supplies water.

Realize that the technical solution of the utility model aim is as follows:

A kind of air-conditioner water system for secondary user, including be connected to secondary user influent side air-conditioning water supplying pipe, with The air-conditioning return pipe of secondary user's water outlet side connection, further includes the first return pipe of air-conditioning and auxiliary adjustment pipe, the air-conditioning first Return pipe is connected to air-conditioning water supplying pipe by auxiliary adjustment pipe, and the auxiliary adjustment pipe is defeated by the return water in the first return pipe of air-conditioning It send to secondary user, the auxiliary adjustment pipe is equipped with the first electronic two regulating valves, which adjusts auxiliary Water return amount in regulation pipe.

The water outlet of the water inlet end of first return pipe of air-conditioning and the first user as a further improvement of the utility model, Side connection, the interior return water flowed of first return pipe of air-conditioning are the water of primary user water outlet side outflow.

The pipeline section of the air-conditioning water supplying pipe is equipped with the second electronic two-way and adjusts as a further improvement of the utility model, Valve, flowing has air-conditioning always to supply water in the air-conditioning water supplying pipe, and the second electronic two regulating valves adjust air-conditioning and always supply water entrance The water supply of secondary user.The utility model adjusts the water return amount of auxiliary adjustment pipe by the first electronic two regulating valves, and second Two-way electronic valve controls the water supply for entering system from air-conditioning water supplying pipe, and the first two-way electronic valve is controlled from the first return pipe of air-conditioning Into the water supply of system, with the increase of system loading, the first two-way electronic valve is gradually opened greatly, until standard-sized sheet, if at this time It is not met by the workload demand of system, then gradually opens big second two-way electronic valve.When system loading reduces, the is first gradually turned down Then two two-way electronic valves gradually turn down the first two-way electronic valve until all closing again.

As a further improvement of the utility model, further include mixed water pipe, the mixed water pipe setting in air-conditioning water supplying pipe and Between air-conditioning return pipe, the connectivity part of the mixed water pipe and air-conditioning return pipe is equipped with the first electric T-shaped valve, this first electronic three Port valve is used to adjust the water return amount in mixed water pipe.

It is equipped on the air-conditioning water supplying pipe at degassing dirt separator and electronic water as a further improvement of the utility model, Device is managed, the electronic hydrotreater is located at the rear of degassing dirt separator, and the water in the air-conditioning water supplying pipe first flows through degassing decontamination The inside of electronic hydrotreater is just flowed into after device.

Be additionally provided with bypass pipe on the air-conditioning water supplying pipe as a further improvement of the utility model, the bypass pipe into The influent side of degassing dirt separator is arranged in water end (W.E.), and the water outlet side of electronic hydrotreater is arranged in the water outlet of bypass pipe.

The air-conditioning water supply pipeline section is additionally provided at least two and parallel with one another follows as a further improvement of the utility model, Ring pumps, on the pipeline section of air-conditioning water supplying pipe of the circulating pump between electronic hydrotreater and load user.

The secondary user is by least one non-regulated user and at least one as a further improvement of the utility model, User's composition is adjusted, is arranged in parallel between non-regulated user and adjusting user, the both ends for adjusting user are equipped with regulation pipe, should The second electric T-shaped valve is equipped between regulation pipe and the pipeline for adjusting user's water outlet side, second electric T-shaped valve is for adjusting institute State the water in regulation pipe.

The both ends of the degassing dirt separator are equipped with water filter pressure difference and monitor mould as a further improvement of the utility model, Block, the water filter pressure differential detection module are used to monitor the pressure difference at degassing dirt separator both ends, water filter pressure differential detection module prison Survey the moment starting alarm module that pressure difference overflows.

Detailed description of the invention

Fig. 1 is the schematic diagram of the air-conditioner water system for secondary user.

In figure, 100, computer room；10, deaerate dirt separator；10-1, it is connected to floor drain；20, electronic hydrotreater；30, circulating pump； 40, load user；41, non-regulated user；42, user is adjusted；50, controller；200, air-conditioning water supplying pipe (water temperature summer/winter Respectively 3 DEG C/60 DEG C)；200-1, bypass pipe；The pipeline section of 200-2, air-conditioning water supplying pipe；200-3, the second electronic two regulating valves； 300, the first return pipe of air-conditioning (water temperature summer/winter is respectively 12 DEG C 13 DEG C/50 DEG C)；400, water pipe is mixed；300-1, the first electricity Dynamic triple valve；300-2, the second electric T-shaped valve；500, regulation pipe；600, air-conditioning return pipe；700, auxiliary adjustment pipe；700-1, First electronic two regulating valves.

Specific embodiment

The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that, These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.

In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important Property or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can be expressed Or implicitly include one or more of the features.In the description of the invention, unless otherwise indicated, " multiples' " It is meant that two or more.

Term " installation ", " setting ", " connection ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, it can also To be to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also Indirectly connected through an intermediary, can be the connection inside two elements.For the ordinary skill in the art, Concrete meaning of the above-mentioned term in the invention can be understood by concrete condition.

Embodiment 1:

In order to solve the problems, such as that the different end-equipments of same air-conditioning system need to supply different temperatures, the present embodiment provides A kind of air-conditioner water system for secondary user, its object is to by form in parallel between multiple secondary users, and Secondary user preferentially uses the return water of primary user, when the water return amount deficiency of primary user, just starts air-conditioning and always supplies water conduct The water supply of secondary user is fed.The utility model greatly reduces the water consumption that air-conditioning always supplies water.

The air-conditioner water system for secondary user of the present embodiment is as shown in Figure 1, comprising: is connected to secondary user influent side Air-conditioning water supplying pipe, the air-conditioning return pipe, the first return pipe of air-conditioning and the auxiliary adjustment pipe that are connected to secondary user water outlet side, air-conditioning First return pipe is connected to air-conditioning water supplying pipe by auxiliary adjustment pipe, and auxiliary adjustment pipe is defeated by the return water in the first return pipe of air-conditioning It send to secondary user, auxiliary adjustment pipe is equipped with the first electronic two regulating valves, which adjusts auxiliary adjustment Water return amount in pipe.It may be noted that the secondary user of the present embodiment preferentially uses " return water of primary user ", when water return amount is (or cold Heat) it is insufficient when, just enable air-conditioning and always supply water and is fed as the water supply of secondary user, first return pipe of air-conditioning of the present embodiment with Air-conditioning water supplying pipe is the concept that two-way supplies water in fact, but has priority.

In the present embodiment, the water inlet end of preferably the first return pipe of air-conditioning is connected to the water outlet side of the first user, air-conditioning The return water flowed in one return pipe is the water of primary user water outlet side outflow.

In the present embodiment, preferably the pipeline section of air-conditioning water supplying pipe is equipped with the second electronic two regulating valves, air-conditioning water supplying pipe Interior flowing has air-conditioning always to supply water, and the second electronic two regulating valves adjust air-conditioning and always supply water into the water supply of secondary user.This reality With the novel water return amount for adjusting auxiliary adjustment pipe by the first electronic two regulating valves, the control of the second two-way electronic valve is supplied from air-conditioning Water pipe enters the water supply of system, and the first two-way electronic valve controls the water supply for entering system from the first return pipe of air-conditioning, with The increase of system loading, the first two-way electronic valve are gradually opened greatly, until standard-sized sheet, needs if being not met by the load of system at this time It asks, then gradually opens big second two-way electronic valve.When system loading reduces, the second two-way electronic valve is gradually first turned down, until all It closes, then gradually turns down the first two-way electronic valve again.

The air-conditioner water system for secondary user of the present embodiment further includes mixed water pipe, mixes water pipe and is arranged in air-conditioning water supplying pipe Between air-conditioning return pipe, the connectivity part for mixing water pipe and air-conditioning return pipe is equipped with the first electric T-shaped valve, first electric three passes Valve is used to adjust the water return amount in mixed water pipe.It may be noted that the control of the second two-way electronic valve enters system from " air-conditioning water supplying pipe " Water supply, the control of the first two-way electronic valve enters the water supply of system from " the first return pipe of air-conditioning ", with the increasing of system loading Greatly, the first two-way electronic valve is gradually opened greatly, until standard-sized sheet, if being not met by the workload demand of system at this time, then is gradually opened Big second two-way electronic valve.When system loading reduces, the second two-way electronic valve is gradually first turned down, until all closing, then again Gradually turn down the first two-way electronic valve.First electric T-shaped valve of the present embodiment is for adjusting mixed water ratio, according to acquisition Exit of pump water temperature adjusts mixed water ratio, and then controls the supply water temperature of terminal temperature difference.

In the present embodiment, degassing dirt separator and electronic hydrotreater is preferably installed, at electronic water on air-conditioning water supplying pipe The rear that device is located at degassing dirt separator is managed, the water in air-conditioning water supplying pipe just flows into electronic hydrotreater after first flowing through degassing dirt separator Inside.

The degassing dirt separator being arranged in the present embodiment, preferably spiral degassing dirt separator, pass through spiral degassing dirt separator Successively work plays the spiral degassing decontamination of double effects, can play water purification system by spiral degassing dirt separator In bubble and impurity function.By being provided with spiral degassing dirt separator, all bubbles and most small in this present embodiment Impurity will keep air-conditioner water system not by the puzzlement of bubble and impurity by permanent removing.It is with traditional filter and removes The working method of dirty device is different, and maintenance is seldom.It may be noted that spiral degassing dirt separator is necessarily mounted on main line, and preferably The thermal self-restraint stress of entire water system.For heating system, optimum position is the outlet of thermal power plant unit.For refrigeration system, temperature Highest point is spent on the return pipe of refrigeration unit.The working principle of spiral degassing dirt separator is: the guarantee of 1. automatic exhaust steam valves is not let out Leakage, will not shut.It may be selected to be threadedly coupled an exhaust pipe；2. lifting lug designs so that easy for installation, easy；3. gas chamber uniqueness is set Meter makes impurity not can enter automatic exhaust steam valve；4. the valve can discharge the large quantity of air generated when system water filling, and suppress and float Slag；5. more than kinds of alternative connection caliber, stock size maximum can be to 300mm, welding or flanged joint；6. dirt particle Removing will not influence the flow velocity of liquid；7. device housings are firm, long service life；8. distinctive helix tube is its core, Helix tube can remove minimum microvesicle and particle in water, to fluid resistance very little；9. the cinder pocket of large capacity can reduce frequent row It is dirty；10. blowdown valve is for discharging dirt.Before and after the present embodiment installs spiral degassing dirt separator, the flow and stream of air-conditioner water system Speed will not be impacted, and under the premise of carrying out heat preservation, water temperature will not be affected.In view of the part resistance of spiral degassing dirt separator Power, pressure of supply water can decrease, but the influence to whole system is little.

Electronic hydrotreater also known as electronic descaling and antiscaling instrument.The equipment does not need to add any chemicals, installs and uses It is very simple.The working principle of electronic hydrotreater is: the frequency that any substance has oneself intrinsic, scale belong to inorganic salts Class, the shell of general device are all metal material production, and scale is different with the frequency of oscillation of metal material.Electronic hydrotreater is released The high-frequency sasser put for be attached to metal material surface scale generate resonance, that is, smash removing, from outward appearance to inner essence, recycle into Row, to achieve the effect that scale removal.The calcium in heavy carbonate, magnesium meanwhile when water flows through high pressure, electromagnetic field of high frequency, in water Ion and each bicarbonate ion can under the action of high pressure, electromagnetic field of high frequency, lose chemically, it is physical and attract each other Ability gradually forms crystal group and sinks to bottom, be discharged with blowdown, to achieve the purpose that antiscale.The characteristics of electronic hydrotreater It is: 1, does not change the chemical property of water, it is without any side effects to human body.2, scale removal effect is obvious.The equipment is mounted on water circulation System, it is thick below in 2mm to original dirt, it can gradually make its loose or dislocation within 30 days or so under normal circumstances, treated scale It is in granular form, can be discharged with blowoff line, it will not blocking pipeline system.After old dirt falls off, no longer generate in a certain range New dirt.3, equipment volume is small, and installation is simple and convenient, can long-term unattended use.4, after water flows through the equipment, water can be made Become magnetized water, and has certain inhibition and killing effect for bacterium in water.5, do not corrode equipment, servosystem can be extended Service life.

In the present embodiment, it preferably is additionally provided with bypass pipe on air-conditioning water supplying pipe, the water inlet end setting of the bypass pipe is deaerating The water outlet side of electronic hydrotreater is arranged in the water outlet of the influent side of dirt separator, bypass pipe.The bypass pipe of the present embodiment is for setting When standby maintenance, i.e., when " spiral degassing dirt separator " or " electronic hydrotreater " overhauls, the valve at main pipeline both ends is closed, is opened The valve on bypass pipe is opened, makes water system can be with continuous service.

In the present embodiment, preferably air-conditioning water supply pipeline section is additionally provided at least two circulating pumps parallel with one another, circulating pump position On the pipeline section of air-conditioning water supplying pipe between electronic hydrotreater and load user.Circulating pump is mounted on electronic water by the present embodiment On air-conditioning water supply pipeline section between processor and load user, the reason of protecting water pump and pressure of equipment is mainly considered.Circulation Pump is installed in this position, and " spiral degassing dirt separator " and " electronic hydrotreater " is mounted in front of circulating pump, can be good at removing Remove the impurity and dirt in water, protect water pump, simultaneously the pressure of " spiral degassing dirt separator " and " electronic hydrotreater " receiving compared with It is low, if circulating pump is mounted between the water inlet end of " spiral degassing dirt separator " or both, then the two equipment or " at electronic water Reason device " will bear very high pressure, and system operation is dangerous.

In the present embodiment, preferably secondary user is made of at least one non-regulated user and at least one adjusting user, It is arranged in parallel between non-regulated user and adjusting user, the both ends for adjusting user are equipped with regulation pipe, the regulation pipe and adjusting user The second electric T-shaped valve is equipped between the pipeline of water outlet side, which is used to adjust the water in regulation pipe.

In the present embodiment, the both ends of preferably degassing dirt separator are equipped with water filter pressure difference monitoring modular, the water filter Pressure differential detection module is used to monitor the pressure difference at degassing dirt separator both ends, the wink that water filter pressure differential detection module monitors pressure difference overflows Between start alarm module.

It should be noted that when being controlled due to existing air-conditioning system using pressure difference, the setting position one of differential pressure pickup As in the front end of system or rearmost end (least favorable pipeline both ends) pass through collected △ P number in operation at part load According to come the revolving speed that adjusts variable frequency pump, achieving the purpose that flow adjusts and Load Regulation.Differential pressure pickup setting system most before End is when being not located at rearmost end (least favorable pipeline both ends), energy conservation when components of system as directed load operation, but can guarantee system just Often operation.Differential pressure pickup is arranged in rearmost end (least favorable pipeline both ends) although most energy saving, cannot represent whole system Variation tendency.

Based on this, differential pressure pickup is all arranged in front-end and back-end in the present embodiment, passes through the △ P number of front end and rearmost end According to comprehensive descision is carried out, adjust the frequency of water pump, i.e., it is scientific, reasonable and very economical, it is a spotlight of the present embodiment.In order to gram It takes existing air-conditioning system and only causes whole system in front end or rearmost end (least favorable pipeline both ends) setting differential pressure pickup Energy consumption height or unreasonable defect, present embodiments provide a kind of air-conditioner water system for secondary user, and its object is to logical Cross the multiple secondary users being arranged in parallel, secondary user air-conditioner water system front-end and back-end and meanwhile pressure sensing is set Device achievees the effect that energy conservation and science, rationally controls.

Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model Equivalent implementations or change should be included within the scope of protection of this utility model.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. a kind of air-conditioner water system for secondary user, including be connected to secondary user influent side air-conditioning water supplying pipe, with two The air-conditioning return pipe of grade user's water outlet side connection, which is characterized in that it further include the first return pipe of air-conditioning and auxiliary adjustment pipe, it is described The first return pipe of air-conditioning is connected to air-conditioning water supplying pipe by auxiliary adjustment pipe, and the auxiliary adjustment pipe will be in the first return pipe of air-conditioning Return water be delivered to secondary user, the auxiliary adjustment pipe is equipped with the first electronic two regulating valves, the electronic two regulating valves Adjust the water return amount in auxiliary adjustment pipe.

2. the air-conditioner water system according to claim 1 for secondary user, which is characterized in that first return water of air-conditioning The water inlet end of pipe is connected to the water outlet side of the first user, and the return water flowed in first return pipe of air-conditioning is primary user water outlet The water of side outflow.

3. the air-conditioner water system according to claim 2 for secondary user, which is characterized in that the air-conditioning water supplying pipe Pipeline section is equipped with the second electronic two regulating valves, and flowing has air-conditioning always to supply water in the air-conditioning water supplying pipe, and described second electronic two The logical valve regulation air-conditioning that adjusts always supplies water into the water supply of secondary user.

4. the air-conditioner water system according to claim 1-3 for secondary user, which is characterized in that further include mixing Water pipe, the mixed water pipe are arranged between air-conditioning water supplying pipe and air-conditioning return pipe, the connection of the mixed water pipe and air-conditioning return pipe Place is equipped with the first electric T-shaped valve, which is used to adjust the water return amount in mixed water pipe.

5. the air-conditioner water system according to claim 1-3 for secondary user, which is characterized in that the air-conditioning Degassing dirt separator and electronic hydrotreater are installed on water supplying pipe, the electronic hydrotreater is located at the rear of degassing dirt separator, Water in the air-conditioning water supplying pipe just flows into the inside of electronic hydrotreater after first flowing through degassing dirt separator.

6. the air-conditioner water system according to claim 5 for secondary user, which is characterized in that on the air-conditioning water supplying pipe It is additionally provided with bypass pipe, the influent side of degassing dirt separator is arranged in the water inlet end of the bypass pipe, and the water outlet of bypass pipe is arranged in electricity The water outlet side of sub- hydrotreater.

7. the air-conditioner water system according to claim 5 for secondary user, which is characterized in that the air-conditioning water supply pipeline section It is additionally provided at least two circulating pumps parallel with one another, air-conditioning of the circulating pump between electronic hydrotreater and load user On the pipeline section of water supplying pipe.

8. the air-conditioner water system according to claim 1 for secondary user, which is characterized in that the secondary user is by extremely A few non-regulated user and at least one adjusting user's composition, are arranged in parallel between non-regulated user and adjusting user, described The both ends for adjusting user are equipped with regulation pipe, and the second electric three passes are equipped between the regulation pipe and the pipeline for adjusting user's water outlet side Valve, second electric T-shaped valve are used to adjust the water in the regulation pipe.