CN208794620U - A kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage - Google Patents

Abstract

A kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage disclosed by the utility model, including industrial exhaust heat refrigeration system, trough-electricity ice-storage system, user's water supply line, user's water return pipeline and connecting pipe, user's water return pipeline connects industrial exhaust heat heat exchanger and user, user's water supply line connects user and connecting pipe, trough-electricity ice-storage system connects pipeline, and connecting pipe is sequentially connected industrial exhaust heat heat exchanger along water (flow) direction and ice-melt plate changes.Cooling supply is carried out by industrial exhaust heat refrigeration joint trough-electricity ice storage, the abundant ice-reserving of night dip electricity is made full use of to realize the peak load shifting of power grid to shift peak electric load on daytime, the cold water that two ways is produced improves the energy consumption efficiency of industrial exhaust heat and trough-electricity in air conditioning on daytime.

Description

A kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage

Technical field

It is specifically a kind of to utilize industrial exhaust heat refrigeration joint low ebb the utility model relates to cold supply system technical field The cold supply system of electric ice storage.

Background technique

Currently, China's using energy source remains that utilization efficiency is low, deficiency in economic performance, big main of eco-environmental pressure Problem, energy-saving and emission-reduction reduce energy consumption, improve the important content that comprehensive utilization of energy rate is planned as energy development strategy, are solutions The certainly fundamental way of energy problem, China, in the status first developed.

Realize energy-saving and emission-reduction, the target of raising energy utilization rate relies primarily on industrial circle.It is in industrialization middle and later periods rank The China of section, industry is the primary discharge source of main energy consumption field and pollutant.In addition to production technology falls behind relatively, production Outside the factor of industry unreasonable structure, industrial exhaust heat utilization rate is low, and it is to cause energy that the energy (energy), which does not obtain sufficiently comprehensively utilizing, High major reason is consumed, China's energy utilization rate is only 33% or so, lower than developed country about 10%, at least 50% industry consumption Can waste heat in a variety of manners directly discarded.

It is changed greatly round the clock for cooling and heating load in megastore, office building, City complex, factory floor etc. and executes peak The place of paddy electricity valence or the preferential electricity price of accumulation of energy, big for cold pressure during daytime peak load, night is small for cold pressure, and society is whole Energy consumption efficiency bottom.

Utility model content

The problem that utility model aims to solve the wastes of above-mentioned industrial exhaust heat seriously, energy consumption efficiency is low, provides one Kind passes through industrial exhaust heat refrigeration joint trough-electricity ice storage using the cold supply system of industrial exhaust heat refrigeration joint trough-electricity ice storage Cooling supply is carried out, the abundant ice-reserving of night dip electricity is made full use of, to shift peak electric load on daytime, realizes the peak load shifting of power grid, two The cold water that kind mode is produced improves the energy consumption efficiency of industrial exhaust heat and trough-electricity in air conditioning on daytime.

The technical solution adopted by the utility model to solve its technical problems is that:

A kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage, including industrial exhaust heat refrigeration system, Trough-electricity ice-storage system, user's water supply line, user's water return pipeline and connecting pipe, the industrial exhaust heat refrigeration system include The driving refrigeration unit of waste heat, industrial exhaust heat heat exchanger, the first chilled water water supply line and the first chilled water water return pipeline, industry The chilled water of utilizing waste heat for refrigeration system successively passes through the driving refrigeration unit of waste heat, the first chilled water water supply line, industrial exhaust heat and changes Hot device and the first chilled water water return pipeline carry out refrigeration cycle；

The trough-electricity ice-storage system includes that ice storage unit, ice bank, ice-melt plate change, make ice pipeline, the second freezing Water water supply line and the second chilled water water return pipeline, the ice storage unit and ice bank pass through ice making piping connection, trough-electricity The chilled water of ice-storage system successively passes through ice bank, the second chilled water water supply line, ice-melt plate and changes and the second chilled water return water Pipeline carries out refrigeration cycle；

User's water return pipeline connects industrial exhaust heat heat exchanger and user, and user's water supply line connects user and connecting pipe, Trough-electricity ice-storage system connects pipeline, and connecting pipe is sequentially connected industrial exhaust heat heat exchanger and ice-melt plate along water (flow) direction It changes.

Further, user's water supply line and connecting pipe junction are equipped with water segregator, and user's water return pipeline is equipped with collection Hydrophone.

Further, the first chilled water water supply line is pumped equipped with first circulation, and the second chilled water water supply line is equipped with Second circulation pump, ice making pipeline are equipped with ice making pump.

Further, in parallel on the connecting pipe to be connected to equipped with the first connecting pipe and the second connecting pipe, first Pipeline is equipped with the first valve, and the second connecting pipe is equipped with the second valve, and ice-melt plate replaces on the second connecting pipe.

Further, user's water return pipeline and industrial exhaust heat heat exchanger junction are equipped with return water bypass line, return water Bypass line axis is vertical with user's water return pipeline axis, and user's water return pipeline lower end is equipped with conical pipeline, return water bypass line Strainer is equipped with user's water return pipeline connectivity part.

Further, the conical pipeline lower end is equipped with third valve, and conical pipeline passes through with user's water return pipeline to be connect Structure connection.

Further, it is equipped with opening on the ring flange to break under the conical pipeline upper end and user's water return pipeline, opening Interior to be equipped with fixing axle, the connection structure includes connection ring and pressing plate, and fixing axle passes through connection ring, and connection ring upper end is equipped with screw thread Set, pressing plate lower end are equipped with threaded rod, and threaded rod and thread bush cooperate, and pressing plate upper end is equipped with swivel becket.

Further, the corresponding position of return water bypass line is equipped with installing frame, strainer and peace in user's water return pipeline It is detachably connected between framing up.

Further, the installing frame upper end be equipped with card slot, strainer upper end be equipped with buckle, card slot be clasped, strainer Sealing ring is equipped between installing frame, strainer lower end is equipped with connecting plate, and connecting plate lower end is equipped with one layer of sealant, and connecting plate is deep It is connect on the inside of to installing frame and with installing frame lower end.

The beneficial effects of the utility model are:

1, the utility model is in order to solve the problems, such as that existing industrial exhaust heat waste is serious, energy consumption efficiency is low, by industrial exhaust heat Refrigeration system and trough-electricity ice-storage system combine, and improve industry using cold water is produced by carrying out to industrial exhaust heat Utilization rate of waste heat, environment protecting are good；The abundant ice-reserving of night dip electricity is made full use of to realize to shift peak electric load on daytime simultaneously The peak load shifting of power grid is supplied during non-peak load on daytime and when night cooling supply by industrial exhaust heat refrigeration system Cold water air conditioning that is cold, being produced during peak load on daytime by two ways improves industrial exhaust heat and trough-electricity Energy consumption efficiency.

2, user's water return pipeline of the utility model and industrial exhaust heat heat exchanger junction are equipped with return water bypass line, return water Bypass line axis is vertical with user's water return pipeline axis, and user's water return pipeline lower end is equipped with conical pipeline, return water bypass line It is equipped with strainer with user's water return pipeline connectivity part, user's return water in user's water return pipeline can adulterate some impurity, pass through back When water bypass line, the impurity of bulky grain can precipitate in conical pipeline, and short grained impurity is filtered through filter screen, so that User's return water more cleans.

3, the utility model installing frame upper end be equipped with card slot, strainer upper end be equipped with buckle, card slot be clasped, under strainer End is equipped with connecting plate, and connecting plate is deep on the inside of installing frame and is connected by screw to installing frame lower end, first will card when installation Buckle makes card slot and buckle 35 remain cooperation in card slot, by tightening screw, and strainer is mounted on installing frame 3, Good reliability facilitates strainer 25 to dismount.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is that industrial exhaust heat freezes joint trough-electricity ice-storage system figure (daytime peak load during cooling supply)；

Fig. 2 is industrial exhaust heat refrigerating system figure (daytime non-peak load during, night cooling supply)；

Fig. 3 is the utility model return water bypass line structural schematic diagram；

Fig. 4 is the utility model bindiny mechanism structural schematic diagram；

Fig. 5 is the utility model strainer and user's water return pipeline junction structural schematic diagram one；

Fig. 6 is the utility model strainer and user's water return pipeline junction structural schematic diagram two；

Fig. 7 is installing frame structural schematic diagram in the utility model user water return pipeline；

Fig. 8 is the utility model filter structure schematic diagram；

Fig. 9 is partial enlarged view at A in Fig. 8.

In figure: 1, user water supply line, 2, user's water return pipeline, 3, connecting pipe, 4, the driving refrigeration unit of waste heat, 5, Industrial exhaust heat heat exchanger, the 6, first chilled water water supply line, the 7, first chilled water water return pipeline, 8, ice storage unit, 9, ice-reserving Pond, 10, ice-melt plate change, 11, ice making pipeline, the 12, second chilled water water supply line, the 13, second chilled water water return pipeline, 14, point Hydrophone, 15, water collector, 16, first circulation pump, 17, second circulation pump, 18, ice making pump, the 19, first connecting pipe, 20, second Connecting pipe, the 21, first valve, the 22, second valve, 23, return water bypass line, 24, conical pipeline, 25, strainer, 26, third Valve, 27, opening, 28, connection ring, 29, pressing plate, 30, thread bush, 31, threaded rod, 32, swivel becket, 33, installing frame, 34, card Slot, 35, buckle, 36, sealing ring, 37, connecting plate, 38, sealant.

Specific embodiment

In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts The range of the utility model protection all should belong in example.

For convenience of description, it is as shown in Figure 6 now to define coordinate system.

As depicted in figs. 1 and 2, a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage, including work Amateurish refrigeration heat system, trough-electricity ice-storage system, user's water supply line 1, user's water return pipeline 2 and connecting pipe 3, the work Amateurish refrigeration heat system includes the driving refrigeration unit 4 of waste heat, industrial exhaust heat heat exchanger 5, the first chilled water water supply line 6 and One chilled water water return pipeline 7, it is cold that the chilled water of industrial exhaust heat refrigeration system successively passes through the driving refrigeration unit 4, first of waste heat Freeze water water supply line 6, industrial exhaust heat heat exchanger 5 and the first chilled water water return pipeline 7 and carries out refrigeration cycle；

The trough-electricity ice-storage system includes that ice storage unit 8, ice bank 9, ice-melt plate change 10, ice making pipeline 11, the Two chilled water water supply lines 12 and the second chilled water water return pipeline 13, the ice storage unit 8 pass through ice making pipeline with ice bank 9 11 connections, the chilled water of trough-electricity ice-storage system successively pass through ice bank 9, the second chilled water water supply line 12, ice-melt plate and change 10 and second chilled water water return pipeline 13 carry out refrigeration cycle；

User's water return pipeline 2 connects industrial exhaust heat heat exchanger 5 and user, and user's water supply line 1 connects user and communicating pipe Road 3, trough-electricity ice-storage system connect pipeline 3, and connecting pipe 3 is sequentially connected industrial exhaust heat heat exchanger 5 along water (flow) direction 10 are changed with ice-melt plate.

Industrial exhaust heat refrigeration system and trough-electricity ice-storage system are combined, by being utilized to industrial exhaust heat Cold water is produced, industrial exhaust heat utilization rate is improved, environment protecting is good；The abundant ice-reserving of night dip electricity is made full use of, simultaneously with transfer Daytime, peak electric load, realized the peak load shifting of power grid, during non-peak load on daytime and when night cooling supply, more than industry Refrigeration heat system carries out cooling supply, and the cold water air conditioning produced during peak load on daytime by two ways improves work The energy consumption efficiency of amateurish heat and trough-electricity.

As depicted in figs. 1 and 2, user's water supply line 1 and 3 junction of connecting pipe are equipped with water segregator 14, user's return pipe Road 2 is equipped with water collector 15.

As depicted in figs. 1 and 2, the first chilled water water supply line 6 is equipped with first circulation pump 16, the second chilled water water supplying pipe Road 12 is equipped with second circulation pump 17, and ice making pipeline 11 is equipped with ice making pump 18.

As depicted in figs. 1 and 2, in parallel on the connecting pipe 3 to be equipped with the first connecting pipe 19 and the second connecting pipe 20, the first connecting pipe 19 is equipped with the first valve 21, and the second connecting pipe 20 is equipped with the second valve 22, and ice-melt plate changes 10 In on the second connecting pipe 20.

During non-peak load on daytime and when night cooling supply, the first valve 21 is opened, the second valve 22 closure, user Return water is after water collector is collected by user's water return pipeline 2, industrial exhaust heat heat exchanger 5, connecting pipe 3, water segregator 14 and user Water supply line 1 carries out cooling supply, and in the process, user's return water flows through the first connecting pipe 19, only passes through industrial exhaust heat heat exchanger 5 Cool down to user's return water, since the second valve is closed, user's return water changes 10 coolings without ice-melt plate, and non-on daytime During peak load and when night cooling supply, the ice storage unit 8 of trough-electricity ice-storage system cold storage of ice making at full capacity is produced Ice is stored in ice bank 9.

During peak load on daytime, the first valve 21 closure, the second valve 22 is opened, and user's return water is collected through water collector 10, water segregator 14 and user's water supplying pipe are changed by user's water return pipeline 2, industrial exhaust heat heat exchanger 5, connecting pipe 3, ice-melt plate afterwards Road 1 carries out cooling supply, and in the process, user's return water flows through the second connecting pipe 20, by industrial exhaust heat heat exchanger 5 and ice-melt plate It changes 10 and combines and cool down to user's return water, using the cold supply system of industrial exhaust heat refrigeration joint trough-electricity ice storage, be suitable for Daytime, peak load was larger, had industrial exhaust heat that can be also applied for developing the region energy of central cooling using the cooling supply region of refrigeration Source item, system energy utilization efficiency is high, and operating cost is low, and environmental benefit is obvious.

Industrial exhaust heat refrigeration: 1. steam (0.001MPa~0.8MPa) the 2. hot water, hot oil (70 provided using industrial production DEG C~150 DEG C) the 3. multiple types industrial exhaust heat such as flue gas (250 DEG C), by setting in the driving refrigeration unit of waste heat side waste heat, 6~10 DEG C of chilled waters of output are delivered to by the first chilled water water supply line 6 with cold building concentration or centralized Regional Energy station It is interior, pass through industrial exhaust heat heat exchanger 5 and (12.5 DEG C) the progress heat exchanges of user's return water.After heat exchange, industrial exhaust heat refrigeration cold water 11 DEG C of return water temperature, 7.5~11.5 DEG C of user's supply water temperature.The cooling supply mode is during non-use refrigeration duty peak value on daytime, night Carry out cooling supply.

When the mode for taking industrial exhaust heat refrigeration joint trough-electricity ice storage to carry out cooling supply during refrigeration duty peak value on daytime: Daytime, ice bank 9 started 1.5 DEG C of ice-melt chilled waters of ice-melt output with during refrigeration duty peak value, is changed by ice-melt plate and is supplied with user (7.5~11.5 DEG C) progress heat exchanges of water.After heat exchange, 6~11 DEG C of ice-melt chilled water return water temperature, 2.5 DEG C of user's supply water temperature.

In the present embodiment, first circulation pump 16, second circulation pump 17, ice making pump the 18, first valve 21, the second valve 22 Connect with controller by conducting wire, figure does not regard, and controller uses single-chip microcontroller, pumps 16 by controller control first circulation, the The opening and closing of two circulating pumps 17, ice making pump the 18, first valve 21, the second valve 22, this is the prior art, is not done herein excessive superfluous It states.

As shown in figure 3, user's water return pipeline 2 is equipped with return water bypass line 23 with 5 junction of industrial exhaust heat heat exchanger, 23 axis of return water bypass line is vertical with 2 axis of user's water return pipeline, and 2 axis of user's water return pipeline is vertical direction, and user returns 2 lower end of waterpipe is equipped with conical pipeline 24, and return water bypass line 23 and 2 connectivity part of user's water return pipeline are equipped with strainer 25.User User's return water in water return pipeline 2 can adulterate some impurity, and when by return water bypass line 23, the impurity of bulky grain can bored It is precipitated in shape pipeline 24, short grained impurity is filtered through filter screen 25, so that user's return water more cleans.

As shown in Figure 3 and Figure 4,24 lower end of conical pipeline is equipped with third valve 26, conical pipeline 24 and user's return water Pipeline 2 is connected by connection structure, is equipped with out on 24 upper end of conical pipeline and the lower disconnected ring flange of user's water return pipeline 2 Mouthfuls 27, there are four opening 27 is set, four openings 27 are distributed along 24 upper end even circumferential of conical pipeline, and conical pipeline 24 and user return The opening 27 of waterpipe 2 corresponds, and fixing axle is equipped in opening 27, and figure does not regard, and the connection structure includes 28 He of connection ring Pressing plate 29, fixing axle pass through connection ring 28, and 28 upper end of connection ring is equipped with thread bush 30, and 29 lower end of pressing plate is equipped with threaded rod 31, spiral shell Rasp bar 31 and thread bush 30 cooperate, and 29 upper end of pressing plate is equipped with swivel becket 32.When connecting conical pipeline 24 and user's water return pipeline 2, The opening 27 of conical pipeline 24 and user's water return pipeline 2 is aligned, is rotatablely connected ring 28 around fixing axle, rotating threaded rod 31 makes Pressing plate 29 compresses 2 lower end ring flange upper surface of user's water return pipeline, locks conical pipeline 24 and user's water return pipeline 2, while Facilitate the dismounting of conical pipeline 24.

As shown in Figure 5, Figure 6, the corresponding position of return water bypass line 23 is equipped with installing frame in user's water return pipeline 2 33, it is detachably connected between strainer 25 and installing frame 33.Installing frame 33 is seen as rectangle structure from right side, and installing frame 33 covers completely Lid return water bypass line 23, installing frame 33 are fixed on 2 inner wall of user's water return pipeline.

As shown in Figure 7, Figure 8 and Figure 9,33 upper end of installing frame is equipped with card slot 34, and 25 upper end of strainer is equipped with buckle 35, card 35 cooperation of slot 34 and buckle is equipped with sealing ring 36 between strainer 25 and installing frame 33,25 left side of strainer and 33 right side of installing frame are Equipped with the groove cooperated with sealing ring 36,25 lower end of strainer is equipped with connecting plate 37, and the stickup of 37 lower end tenacity viscose of connecting plate is set There is one layer of sealant 38, connecting plate 37 is deep into 33 inside of installing frame and is connected by screw to 33 lower end of installing frame, connecting plate 37 length is less than the width of installing frame 33, guarantees that connecting plate 37 can be deep into installing frame 33, first will buckle when installation 35 are stuck in card slot 34, make card slot 34 and buckle 35 remain cooperation by tightening screw, strainer 25 is mounted on installation On frame 33, good reliability facilitates strainer 25 to dismount.

After long-time use, third valve 26 can be opened, the large granular impurity in user's return water can pass through third valve Door 26 flows out, and conical pipeline 24 is removed, screw is screwed off, can take out strainer 25, convenient to clean to strainer 25, operation letter Folk prescription is just.

In the description to the utility model, it should be noted that the side of the instructions such as term "left", "right", "upper", "lower" Position or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；Can be mechanical connection, be also possible to be electrically connected, can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Claims (9)

1. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage, characterized in that including industrial exhaust heat system Cooling system, trough-electricity ice-storage system, user's water supply line (1), user's water return pipeline (2) and connecting pipe (3), the industry Utilizing waste heat for refrigeration system includes the driving refrigeration unit of waste heat (4), industrial exhaust heat heat exchanger (5), the first chilled water water supply line (6) With the first chilled water water return pipeline (7), the chilled water of industrial exhaust heat refrigeration system successively passes through the driving refrigeration unit of waste heat (4), the first chilled water water supply line (6), industrial exhaust heat heat exchanger (5) and the first chilled water water return pipeline (7) freeze and follow Ring；

The trough-electricity ice-storage system includes that ice storage unit (8), ice bank (9), ice-melt plate change (10), ice making pipeline (11), the second chilled water water supply line (12) and the second chilled water water return pipeline (13), the ice storage unit (8) and ice bank (9) by ice making pipeline (11) connection, the chilled water of trough-electricity ice-storage system successively passes through ice bank (9), the second chilled water Water supply line (12), ice-melt plate change (10) and the second chilled water water return pipeline (13) carries out refrigeration cycle；

User's water return pipeline (2) connects industrial exhaust heat heat exchanger (5) and user, user's water supply line (1) connect user be connected to Pipeline (3), trough-electricity ice-storage system connect pipeline (3), and connecting pipe (3) is sequentially connected industrial exhaust heat along water (flow) direction Heat exchanger (5) and ice-melt plate change (10).

2. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 1, special Sign is that user's water supply line (1) and connecting pipe (3) junction are equipped with water segregator (14), and user's water return pipeline (2) is equipped with collection Hydrophone (15).

3. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 1, special Sign is, the first chilled water water supply line (6) is equipped with first circulation pump (16), and the second chilled water water supply line (12) is equipped with the Two circulating pumps (17), ice making pipeline (11) are equipped with ice making pump (18).

4. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 1, special Sign is, in parallel on the connecting pipe (3) to be equipped with the first connecting pipe (19) and the second connecting pipe (20), the first communicating pipe Road (19) is equipped with the first valve (21), and the second connecting pipe (20) is equipped with the second valve (22), and ice-melt plate changes (10) and is located at On second connecting pipe (20).

5. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 1, special Sign is that user's water return pipeline (2) and industrial exhaust heat heat exchanger (5) junction are equipped with return water bypass line (23), return water branch Pipeline (23) axis in road is vertical with user's water return pipeline (2) axis, and user's water return pipeline (2) lower end is equipped with conical pipeline (24), Return water bypass line (23) and user's water return pipeline (2) connectivity part are equipped with strainer (25).

6. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 5, special Sign is that conical pipeline (24) lower end is equipped with third valve (26), and conical pipeline (24) and user's water return pipeline (2) pass through company The connection of binding structure.

7. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 6, special Sign is equipped with opening (27) on the ring flange to break under conical pipeline (24) upper end and user's water return pipeline (2), is open (27) fixing axle is equipped in, the connection structure includes connection ring (28) and pressing plate (29), and fixing axle passes through connection ring (28), even Ring (28) upper end is connect equipped with thread bush (30), pressing plate (29) lower end is equipped with threaded rod (31), threaded rod (31) and thread bush (30) Cooperation, pressing plate (29) upper end are equipped with swivel becket (32).

8. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 5, special Sign is, the corresponding position of the interior return water bypass line (23) of user's water return pipeline (2) is equipped with installing frame (33), strainer (25) with Installing frame is detachably connected between (33).

9. a kind of cold supply system using industrial exhaust heat refrigeration joint trough-electricity ice storage according to claim 8, special Sign is that installing frame (33) upper end is equipped with card slot (34), and strainer (25) upper end is equipped with buckle (35), card slot (34) and buckle (35) cooperate, be equipped with sealing ring (36) between strainer (25) and installing frame (33), strainer (25) lower end is equipped with connecting plate (37), even Fishplate bar (37) lower end is equipped with one layer of sealant (38), connecting plate (37) be deep on the inside of installing frame (33) and under installing frame (33) End connection.