CN206420197U - Double horizontal direct contact condensing heat exchangers of water journey - Google Patents

Double horizontal direct contact condensing heat exchangers of water journey Download PDF

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Publication number
CN206420197U
CN206420197U CN201621442356.1U CN201621442356U CN206420197U CN 206420197 U CN206420197 U CN 206420197U CN 201621442356 U CN201621442356 U CN 201621442356U CN 206420197 U CN206420197 U CN 206420197U
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CN
China
Prior art keywords
stop valve
cylinder
welded
tube sheet
heat exchanger
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621442356.1U
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Chinese (zh)
Inventor
宁静红
李超飞
梁友才
朱宗升
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Tianjin University of Commerce
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Tianjin University of Commerce
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Priority to CN201621442356.1U priority Critical patent/CN206420197U/en
Application granted granted Critical
Publication of CN206420197U publication Critical patent/CN206420197U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses the horizontal direct contact condensing heat exchanger of a kind of pair of water journey.The utility model separation baffles and the contact position of inwall up and down of the first tube sheet, cylinder axial direction are welded to connect;Second tube sheet both sides are in close contact with separation baffles, demarcation strip, and the position that side is contacted with cylinder is welded to connect, and its left-half for being located at separation baffles is provided with multiple heat exchange pores, inserts one end of heat exchanger tube and is welded to connect;The top of the cylinder offers the aperture with the outlet connecting pipe in parallel welding of the first high-temperature gas stop valve, cutoff, the aperture welded respectively with supercooled liquid stop valve, injection injector and cutoff parallel entry connecting tube is offered close to bottom position, the right side cylinder position of separation baffles, offers the aperture welded with feed pipe, the second high-temperature gas stop valve, injection injector outlet connecting pipe.The utility model can be effectively reduced the delivery temperature of refrigeration compressor, reduce pressure ratio, improve the performance of refrigeration system, simple in construction, easy to operate, environmental protection, the saving energy.

Description

Double horizontal direct contact condensing heat exchangers of water journey
Technical field
The utility model is related to a kind of refrigeration technology field, and the horizontal direct contact condensation of more particularly to a kind of pair water journey is changed Hot device.
Background technology
Horizontal water air-cooled condenser is widely used in refrigeration system, and the high temperature and high pressure gas of refrigeration compressor discharge pass through water Cooling medium takes away heat, and cooling condenses into the liquid of HTHP, and refrigerant is exchanged with cooling water heat, need to be through two side liquids pair Stream heat exchange and the heat conduction of heat exchanger heat transfer wall, particularly heat exchanger heat transfer wall in itself and the lubricating oil that gathers of wall with it is dirty The thermal resistance that dirt is formed, causes heat transfer coefficient to decline, same heat exchange area, and refrigerant needed for distributing same heat is situated between with cooling Heat transfer temperature difference increase between matter, causes the pressure at expulsion of refrigeration compressor to raise, pressure ratio increase, volumetric efficiency reduction, refrigeration pressure The wasted work of contracting machine increases, and the coefficient of performance of refrigeration system declines, if the refrigerant supercooling before reducing pressure by regulating flow, can increase steaming The refrigerating capacity of device is sent out, the corresponding performance for improving refrigeration system, therefore, exploitation directly contact the integrated heat-exchanger of coagulation band supercooling, Compact conformation, can reduce the delivery temperature of refrigeration compressor, reduce pressure ratio, improve volumetric efficiency, reduce refrigeration compressor Wasted work, increase refrigerating capacity, improve refrigeration system performance, realize energy-conserving and environment-protective.But embodiment is there are no at present.
Utility model content
The purpose of this utility model is that the technological deficiency existed for existing refrigeration system is horizontal straight there is provided a kind of pair of water journey Contact condensing heat exchanger, to improve the runnability of refrigeration system.
To realize that the technical scheme that the purpose of this utility model is used is:The horizontal direct contact condensation of a kind of pair of water journey is changed Hot device, including the cut-off of the first high-temperature gas stop valve, the second tube sheet, demarcation strip, the second end cap, feed pipe, the second high-temperature gas Valve, injection injector, the first tube sheet, through hole, separation baffles, support, supercooled liquid stop valve, cylinder, heat exchanger tube, cooling water water outlet Pipe, cutoff, the first end cap, cooling water inlet pipe and third high temperature gas stop valve.
The separation baffles are rectangle, and its bottom is provided with through hole, and itself and the axial inwall up and down of the first tube sheet, cylinder connect Tactile position is welded to connect;Demarcation strip is semicircle, and it is welded to connect with the second end cap contact position;Second tube sheet is circle, its Both sides are in close contact with separation baffles, demarcation strip, and the position that side is contacted with cylinder is welded to connect, and it is located at a left side for separation baffles Half part is provided with multiple heat exchange pores, inserts one end of heat exchanger tube and is welded to connect;First tube sheet is circle, itself and separation baffles Connection is respectively welded in the position of contact with cylinder, and its left-half for being located at separation baffles is provided with multiple heat exchange pores, insertion One end of heat exchanger tube is simultaneously welded to connect.
The cylinder is cylindrical shape, the top of cylinder offer with the first high-temperature gas stop valve, cutoff and Join the aperture of outlet connecting pipe welding, close to bottom position offer respectively with supercooled liquid stop valve, injection injector and feed flow The aperture of stop valve parallel entry connecting tube welding, the right side cylinder position of separation baffles is offered and feed pipe, the second high temperature Gas stop valve, the aperture of injection injector outlet connecting pipe welding, the first end cap and the first tube sheet, the second end cap and the second pipe Closely connected by gasket seal and connecting bolt between plate, feed pipe is divided into two-way with cylinder connection outlet, draws all the way with injection The liquid inlet of emitter is welded to connect, and the entrance with cutoff is welded to connect all the way.
The first high-temperature gas stop valve, the second high-temperature gas stop valve, the entrance of third high temperature gas stop valve with The vent connection of refrigeration compressor is welded to connect, and the inlet connection of supercooled liquid stop valve and reducing pressure by regulating flow element is welded to connect.
The branch is erected at the bottom of cylinder, and the outer wall of one end and cylinder is welded to connect, on the basis of the other end is fixed on.
The pump entrance connection of the cooling water outlet pipe and cooling water circulation, cooling water inlet pipe and cooling tower go out Water adapter connection.
The first high-temperature gas stop valve, the second high-temperature gas stop valve, third high temperature gas stop valve, supercooled liquid are cut Only valve and cutoff are controlled to open and close by liquid-level floater valve.
Compared with prior art, the beneficial effects of the utility model are:
1st, the horizontal direct contact condensing heat exchanger of of the present utility model pair of water journey, directly contact condense and supercooling one, profit Releasing heat is directly contacted with liquid to condense, can be effectively reduced the row of refrigeration compressor with the refrigerant gas of HTHP Temperature degree, reduces pressure ratio, improves volumetric efficiency, reduces the wasted work of refrigeration compressor, improves the performance of refrigeration system.
2nd, the horizontal direct contact condensing heat exchanger of of the present utility model pair of water journey, is realized before high temperature high pressure liquid reducing pressure by regulating flow Supercooling so that entering the enthalpy of evaporator reduces, and puies forward big refrigerant system capacity, further improves the performance of refrigeration system, knot Structure is simple, easy to operate, environmental protection, the saving energy.
Brief description of the drawings
Fig. 1 show the schematic diagram of the horizontal direct contact condensing heat exchanger of of the present utility model pair of water journey;
Fig. 2 show A-A to sectional view.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Of the present utility model pair of water journey is horizontal directly to contact condensing heat exchanger schematic diagram as depicted in figs. 1 and 2, including first High-temperature gas stop valve 1, the second tube sheet 2, demarcation strip 3, the second end cap 4, feed pipe 5, the second high-temperature gas stop valve 6, injection Injector 7, the first tube sheet 8, through hole 9, separation baffles 10, support 11, supercooled liquid stop valve 12, cylinder 13, heat exchanger tube 14, cooling Water outlet pipe 15, cutoff 16, the first end cap 17, cooling water inlet pipe 18 and third high temperature gas stop valve 19.
The horizontal positioned of cylinder 13, the first tube sheet 8 and the second tube sheet 2 are circle, the first tube sheet 8 and the second tube sheet difference Fixed with the both ends of the surface of cylinder, the first end cap 17 and the circular base that the second end cap 4 is hemispherical, the first end cap 17 and the second end cap Side is fixed with the first tube sheet 8 and the second tube sheet 2 respectively;
The separation baffles 10 are rectangle, and separation baffles bottom is provided with through hole, separation baffles and the first tube sheet, the second pipe Plate and cylinder inboard wall contact position are welded to connect, and separation baffles 10 are located at body centre axis vertical plane, 10 liang of separation baffles End face is fixed with the first tube sheet 8 and the second tube sheet 2 respectively;Demarcation strip 3 is semicircle, and demarcation strip base is fixed with the second tube sheet 2, The semicircle periphery of demarcation strip is welded to connect with the contact position of the second end cap 4;Second tube sheet 2 is located at the left-half of separation baffles 10 Provided with multiple heat exchange pores, multiple heat exchange pores insert one end of heat exchanger tube 14 respectively and are welded to connect;First tube sheet 8, which is located at, to be divided The other end of the left-half insertion heat exchanger tube 14 of baffles 10 is simultaneously welded to connect;
The cylinder 13 is cylindrical shape, and the upper lateral part that cylinder 13 places heat exchanger tube is offered and the cut-off of the first high-temperature gas Valve 1, the aperture of the outlet connecting pipe in parallel welding of cutoff 16, the side bottom position that cylinder 13 places heat exchanger tube are opened up There is the aperture welded with the connecting tube of supercooled liquid stop valve 12, another upper lateral part of the placement heat exchanger tube of cylinder 13 is offered to be drawn with injection The aperture of the entrance connecting tube of emitter 7 welding, the injection connection third high temperature of injector 7 gas stop valve 19, cutoff 16 Outlet connection feed pipe 5, feed pipe 5 connects the bottom of the opposite side of injection injector 7 and the placement heat exchanger tube of cylinder 13 respectively;Cylinder The opposite side that body 13 places heat exchanger tube is provided with the aperture welded with the connecting tube of the second high-temperature gas stop valve 6.
It is tight by gasket seal and connecting bolt between first end cap 17 and the first tube sheet 8, the second end cap 4 and the second tube sheet 2 Close connection, feed pipe 5 is divided into two-way with the connection outlet of cylinder 13, is welded to connect all the way with spraying the liquid inlet of injector 7, one Road and the entrance of cutoff 16 are welded to connect.
The first high-temperature gas stop valve 1, the second high-temperature gas stop valve 6, third high temperature gas stop valve 19 enter The vent connection of mouth and refrigeration compressor is welded to connect, and the inlet connection welding of supercooled liquid stop valve 12 and reducing pressure by regulating flow element connects Connect.
The support 11 is located at the bottom of cylinder 13, and one end and the outer wall of cylinder 13 are welded to connect, and the other end is fixed on On the basis of.
The cooling water outlet pipe 15 is connected with the pump entrance of cooling water circulation, cooling water inlet pipe 18 and cooling tower Water outlet pipe connection.
The first high-temperature gas stop valve 1, the second high-temperature gas stop valve 6, third high temperature gas stop valve 19, supercooling Liquid stop valve 12 and cutoff 16 are controlled to open and close by liquid-level floater valve.
During assembling, cylinder 13 is welded with the first tube sheet 8, and separation baffles 10 are welded with cylinder 13, the first tube sheet 8 respectively, the Two tube sheets 2 are welded with cylinder 13, are worn heat exchanger tube 14 in the heat exchange pore of the first tube sheet 8, the second tube sheet 2 and are welded, by the Two end caps 4 are welded to connect with enfeoffment plate 3, cooling water outlet pipe 15, cooling water inlet pipe 18 respectively, in the corresponding aperture of cylinder 13 Weld each adapter, welding support 11 in position.
During refrigeration system startup optimization, the refrigerant gas of the HTHP of refrigeration compressor discharge is through oil eliminator, the One high-temperature gas stop valve 1 enters the left side that the first tube sheet 8, the second tube sheet 2, cylinder 13, heat exchanger tube 14 and separation baffles 10 are constituted Side space, heat exchange is carried out with the cooling water in heat exchanger tube, releases heat, the high temperature high pressure liquid aggregation lower space of condensation is simultaneously Through hole 9 through the bottom of separation baffles 10 enters lower right side space, when lower right side liquid level is to setting liquid level, the first High Temperature Gas Body stop valve 1 is closed, and the second high-temperature gas stop valve 6, third high temperature gas stop valve 19, cutoff 16 are opened, part The refrigerant gas of HTHP enters injection injector 7 bulbs of pressure through third high temperature gas stop valve 19 to be reduced, and liquid exists Into under the high-speed gas injection of injection injector 7, into after injection injector 7 and gas mixing, spurt into the first tube sheet 8, The rightward space that second tube sheet 2, cylinder 13 and separation baffles 10 are constituted, with the height entered by the second high-temperature gas stop valve 6 Wet body is directly contacted, and gas condensation is into liquid, under gases at high pressure of the liquid in the rightward space of separation baffles 10 are promoted, through supplying Liquid stop valve 16 enters the leftward space of separation baffles 10, and heat exchange is carried out with the cooling water in heat exchanger tube, releases heat supercooling, warp Supercooled liquid stop valve 12 enters reducing pressure by regulating flow element, and the refrigerant liquid of low-temp low-pressure is provided for evaporator;Dropped through cooling tower The cooling water of temperature is through cooling water inlet pipe 18, and the second tube sheet 2, the upper space of the end cap 4 of demarcation strip 3 and second enter heat exchanger tube It is interior, after the heat of absorption refrigeration agent, through the second tube sheet 2, the lower space of the end cap 4 of demarcation strip 3 and second and cooling water water outlet The outflow heat exchanger of pipe 15, cooling tower is pumped into through water pump.
Described above is only preferred embodiment of the present utility model, it is noted that for the general of the art For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change Enter and retouch and also should be regarded as protection domain of the present utility model.

Claims (4)

1. the horizontal direct contact condensing heat exchanger of a kind of pair of water journey, it is characterized in that, including the first high-temperature gas stop valve, the second pipe Plate, demarcation strip, the second end cap, feed pipe, the second high-temperature gas stop valve, injection injector, the first tube sheet, through hole, separation gear Plate, supercooled liquid stop valve, cylinder, heat exchanger tube, cooling water outlet pipe, cutoff, the first end cap, cooling water inlet pipe and Three high-temperature gas stop valves;
The cylinder horizontal positioned, the first tube sheet and the second tube sheet are circle, the first tube sheet and the second tube sheet respectively with cylinder Both ends of the surface are fixed, and the first end cap and the second end cap are hemispherical, and the circular base of the first end cap and the second end cap is respectively with first Tube sheet and the second tube sheet are fixed;
The separation baffles are rectangle, and separation baffles bottom is provided with through hole, separation baffles and the first tube sheet, the second tube sheet and cylinder Internal wall contact position is welded to connect, and separation baffles are located at body centre axis vertical plane, separation baffles both ends of the surface respectively with First tube sheet and the second tube sheet are fixed;Demarcation strip is semicircle, and demarcation strip base is fixed with the second tube sheet, the semi-circumference of demarcation strip Side is welded to connect with the second end cap contact position;The left-half that second tube sheet is located at separation baffles is provided with multiple heat exchange pores, Multiple heat exchange pores insert one end of heat exchanger tube respectively and are welded to connect;The left-half that first tube sheet is located at separation baffles is inserted The other end of heat exchanger tube is simultaneously welded to connect;The cooling water outlet pipe is fixed with the second end cap respectively with cooling water inlet pipe;
The cylinder is cylindrical shape, and the upper lateral part that cylinder places heat exchanger tube is offered and the first high-temperature gas stop valve, feed flow The aperture of the outlet connecting pipe in parallel welding of stop valve, the side bottom position that cylinder places heat exchanger tube is offered and supercooled liquid section The aperture that only valve connecting tube is welded, another upper lateral part that cylinder places heat exchanger tube is offered and the connecting tube weldering of injection injector entrance The aperture connect, injection injector connection third high temperature gas stop valve, the outlet connection feed pipe of cutoff, feed pipe point The bottom of the opposite side of injector and cylinder placement heat exchanger tube Lian Jie not sprayed;The opposite side that cylinder places heat exchanger tube is provided with and the The aperture of two high-temperature gas stop valve connecting tubes welding;
Closely connected, supplied by gasket seal and connecting bolt between first end cap and the first tube sheet, the second end cap and the second tube sheet Liquid pipe is divided into two-way with cylinder connection outlet, is welded to connect all the way with spraying the liquid inlet of injector, and another road is cut with feed flow Only the entrance of valve is welded to connect;
The first high-temperature gas stop valve, the second high-temperature gas stop valve, the entrance of third high temperature gas stop valve and refrigeration The vent connection of compressor is welded to connect, and the inlet connection of supercooled liquid stop valve and reducing pressure by regulating flow element is welded to connect.
2. the horizontal direct contact condensing heat exchanger of according to claim 1 pair of water journey, it is characterised in that first high temperature Gas stop valve, the second high-temperature gas stop valve, third high temperature gas stop valve, supercooled liquid stop valve and cutoff are by liquid Position ball-cock assembly control is opened and closed.
3. the horizontal direct contact condensing heat exchanger of according to claim 1 pair of water journey, it is characterised in that branch is erected at cylinder Bottom, the outer wall of support one end and cylinder is welded to connect, on the basis of the support other end is fixed on.
4. the horizontal direct contact condensing heat exchanger of according to claim 1 pair of water journey, it is characterised in that the cooling water goes out The water outlet pipe of the pump entrance connection of water pipe and cooling water circulation, cooling water inlet pipe and cooling tower is connected.
CN201621442356.1U 2016-12-27 2016-12-27 Double horizontal direct contact condensing heat exchangers of water journey Expired - Fee Related CN206420197U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621442356.1U CN206420197U (en) 2016-12-27 2016-12-27 Double horizontal direct contact condensing heat exchangers of water journey

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621442356.1U CN206420197U (en) 2016-12-27 2016-12-27 Double horizontal direct contact condensing heat exchangers of water journey

Publications (1)

Publication Number Publication Date
CN206420197U true CN206420197U (en) 2017-08-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106766401A (en) * 2016-12-27 2017-05-31 天津商业大学 Double horizontal directly contact condensing heat exchangers of water journey

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106766401A (en) * 2016-12-27 2017-05-31 天津商业大学 Double horizontal directly contact condensing heat exchangers of water journey

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170818

Termination date: 20171227

CF01 Termination of patent right due to non-payment of annual fee