CN204202251U - In pipe, high liquid soaks the shell and tube evaporator of fluid interchange - Google Patents

In pipe, high liquid soaks the shell and tube evaporator of fluid interchange Download PDF

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Publication number
CN204202251U
CN204202251U CN201420553372.2U CN201420553372U CN204202251U CN 204202251 U CN204202251 U CN 204202251U CN 201420553372 U CN201420553372 U CN 201420553372U CN 204202251 U CN204202251 U CN 204202251U
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CN
China
Prior art keywords
liquid
bleed
point
tube
chamber
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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.)
Withdrawn - After Issue
Application number
CN201420553372.2U
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Chinese (zh)
Inventor
宁静红
申江
刘兴华
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Tianjin University of Commerce
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Tianjin University of Commerce
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Priority to CN201420553372.2U priority Critical patent/CN204202251U/en
Application granted granted Critical
Publication of CN204202251U publication Critical patent/CN204202251U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses high liquid in a kind of pipe and soak the shell and tube evaporator of fluid interchange, a kind of heat transfer property of energy enhanced water evaporation device is provided, improves the evaporimeter of performance of refrigerant systems.Collection chamber and second point of liquid chamber is separated into by the first baffle plate between first end socket and the first tube sheet, first point of liquid chamber and the 3rd point of liquid chamber is separated into by second partition between second end socket and the second tube sheet, collection chamber is connected with muffler, first baffle plate is provided with bleed ports, first baffle plate of the position corresponding with bleed ports is connected with the bleed liquid barrier surrounding tap air channel, the gas of the second separatory indoor enters in collection chamber by tap air channel, the 3rd point of liquid chamber has the middle muffler for discharging the 3rd separatory indoor gas.Shell and tube evaporator of the present utility model is along with evaporation boiling, and the refrigerant gas of heat absorption evaporation boiling is drawn from centre in heat exchanger tube, reduces the gas content flowed in heat-exchanging tube bundle below, enhances the heat transfer property of evaporimeter.

Description

In pipe, high liquid soaks the shell and tube evaporator of fluid interchange
Technical field
The utility model relates to refrigeration technology field, in particular, relates to high liquid in a kind of pipe and soaks the shell and tube evaporator of fluid interchange.
Background technology
In the shell and tube evaporator that refrigeration system is used, along with cold-producing medium is at Bottomhole pressure, continuous evaporation boiling, gas fraction in pipe increases gradually, the wetting ratio of refrigerant liquid and heat exchanger tube inner surface reduces gradually, even cause serious dry-out in pipe, affect the heat transfer property of evaporimeter, cause the hydraulic performance decline of refrigeration system.
Utility model content
The purpose of this utility model is the technological deficiency for existing in prior art, and provide a kind of can the heat transfer property of enhanced water evaporation device, thus in the pipe improving performance of refrigerant systems, high liquid soaks the shell and tube evaporator of fluid interchange.
The technical scheme adopted for realizing the purpose of this utility model is:
In a kind of pipe, high liquid soaks the shell and tube evaporator of fluid interchange, comprise housing, heat-exchanging tube bundle, first end socket, first tube sheet, second end socket, second tube sheet and deflection plate, collection chamber and second point of liquid chamber is separated into by the first baffle plate between described first end socket and the first tube sheet, first point of liquid chamber and the 3rd point of liquid chamber is separated into by second partition between described second end socket and described second tube sheet, described housing is connected with refrigerating medium inlet connection and refrigerating medium discharge connection, described first point of liquid chamber is connected with feed liquor adapter, described collection chamber is connected with muffler, described first baffle plate is provided with bleed ports, described first baffle plate of the position corresponding with described bleed ports is fixedly connected with the bleed liquid barrier surrounding tap air channel, the gas of described second separatory indoor enters in described collection chamber by described tap air channel, the drop carried secretly in gas flows back to described second point of liquid chamber along described bleed liquid barrier, described 3rd point of liquid chamber is connected with the middle muffler for discharging described 3rd separatory indoor gas.
Described bleed liquid barrier tilts to described first end socket direction from bottom to top, reduces gradually greatly, upwards bottom the described tap air channel that described bleed liquid barrier surrounds.
Described bleed liquid barrier is welded to form by middle bleed liquid barrier and the first side wall bleed liquid barrier and the second sidewall bleed liquid barrier.
Compared with prior art, the beneficial effects of the utility model are:
1, shell and tube evaporator of the present utility model is along with cold-producing medium evaporation boiling; in heat exchanger tube, the refrigerant gas of heat absorption evaporation boiling is drawn from centre; reduce the gas content flowed in heat-exchanging tube bundle below; the wetting flowing of high liquid in holding tube; increase the wetability of heat exchange liquid in pipe; liquid in pipe can be increased and soak ratio; enhance the heat transfer property of evaporimeter, thus, be conducive to the performance improving refrigeration system; reduce operating cost; save metal material, reduce appearance and size, compact conformation; economize energy, protection of the environment.
2, shell and tube evaporator structure of the present utility model is simple, and process and assemble is convenient, safe and reliable.
Accompanying drawing explanation
Figure 1 shows that in the utility model pipe, high liquid soaks the profile of the shell and tube evaporator of fluid interchange;
Figure 2 shows that A-A profile.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
In the utility model pipe, high liquid soaks the shell and tube evaporator of fluid interchange is in the structural improvement of existing shell and tube evaporator, mainly add intermediate exhaust structure, other structures are same as the prior art, its schematic diagram as Figure 1-Figure 2, comprise housing 3, heat-exchanging tube bundle 16, first end socket 18, first tube sheet 17, second end socket 7, second tube sheet 13 and deflection plate 4, be connected respectively by connecting bolt 12 and gasket seal between described first tube sheet 17 with described first end socket 18 and between described second tube sheet 13 with described second end socket 7.Collection chamber 15 and second point of liquid chamber 19 is separated into by the first baffle plate 20 between described first end socket 18 and the first tube sheet 17, first point of liquid chamber 11 and the 3rd point of liquid chamber 8 is separated into by second partition 9 between described second end socket 7 and described second tube sheet 13, described housing 3 is connected with refrigerating medium inlet connection 2 and refrigerating medium discharge connection 5, described first point of liquid chamber 11 is connected with feed liquor adapter 10, described collection chamber 15 is connected with muffler 1, it is characterized in that, described first baffle plate 20 is provided with bleed ports, described first baffle plate 20 of the position corresponding with described bleed ports is fixedly connected with the bleed liquid barrier 21 surrounding tap air channel 14, gas in described second point of liquid chamber 19 enters in described collection chamber 15 by described tap air channel 14, described 3rd point of liquid chamber 8 is connected with the middle muffler 6 for discharging gas in described 3rd point of liquid chamber 8.
The set-up mode of wherein said bleed liquid barrier 21 the best is tilt to the first end socket 18 direction from bottom to top, reduces gradually greatly, upwards bottom the described tap air channel 14 that described bleed liquid barrier 21 surrounds.
In the present embodiment, described bleed liquid barrier 21 is welded to form by middle bleed liquid barrier 21-3 and the first side wall bleed liquid barrier 21-1 and the second sidewall bleed liquid barrier 21-2.
In refrigeration systems, refrigerating medium outlet be connected with the refrigerating medium discharge connection 5 of the utility model evaporimeter, refrigerating medium entrance is connected with refrigerating medium inlet connection 2; The outlet of feed liquor adapter 10 with the heating power expansion valve of refrigeration system be connected, muffler 1 is connected with the air inlet pipe of refrigeration compressor with middle muffler 6.Low-temperature low-pressure refrigerant liquid after step-down of damming, first point of liquid chamber 11 is entered through feed liquor adapter 10, and enter respectively in the passage of heat-exchanging tube bundle, heat absorption evaporation, flow into second point of liquid chamber 19, in second point of liquid chamber 19, gas rising flows to collection chamber 15 from tap air channel 14, the drop carried secretly flows back to second point of liquid chamber 19 along the bleed liquid barrier 21 tilted, reduce the gas content entered in heat-exchanging tube bundle, enter the liquid heat absorption evaporation in the passage of heat-exchanging tube bundle, flow into the 3rd point of liquid chamber 8, in the 3rd point of liquid chamber 8, gas rises, flow out evaporimeter from middle muffler 6 and get back to refrigeration compressor, reduce the gas content entered in heat-exchanging tube bundle, refrigeration compressor is got back to through collection chamber 15 after entering the liquid heat absorption evaporation in the passage of heat-exchanging tube bundle.The cold-producing medium of low-temp low-pressure is in heat-exchanging tube bundle, and the heat of the outer refrigerating medium of absorption tube, provides with the low temperature refrigerating medium needed for cold space.
The refrigerant gas of heat absorption evaporation boiling in heat-exchanging tube bundle is drawn from centre by shell and tube evaporator of the present utility model, reduce the gas content flowed in heat-exchanging tube bundle below, the wetting flowing of high liquid in holding tube, increase the wetability of heat exchange liquid in pipe, the heat-transfer effect of enhanced water evaporation device, improves the runnability of refrigeration system.
The above is only preferred embodiment of the present utility model; it should be noted that; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (3)

1. in a pipe, high liquid soaks the shell and tube evaporator of fluid interchange, comprise housing, heat-exchanging tube bundle, first end socket, first tube sheet, second end socket, second tube sheet and deflection plate, collection chamber and second point of liquid chamber is separated into by the first baffle plate between described first end socket and the first tube sheet, first point of liquid chamber and the 3rd point of liquid chamber is separated into by second partition between described second end socket and described second tube sheet, described housing is connected with refrigerating medium inlet connection and refrigerating medium discharge connection, described first point of liquid chamber is connected with feed liquor adapter, described collection chamber is connected with muffler, it is characterized in that, described first baffle plate is provided with bleed ports, described first baffle plate of the position corresponding with described bleed ports is fixedly connected with the bleed liquid barrier surrounding tap air channel, the gas of described second separatory indoor enters in described collection chamber by described tap air channel, the drop carried secretly in gas flows back to described second point of liquid chamber along described bleed liquid barrier, described 3rd point of liquid chamber is connected with the middle muffler for discharging described 3rd separatory indoor gas.
2. in pipe according to claim 1, high liquid soaks the shell and tube evaporator of fluid interchange, it is characterized in that, described bleed liquid barrier tilts to described first end socket direction from bottom to top, reduces gradually greatly, upwards bottom the described tap air channel that described bleed liquid barrier surrounds.
3. in pipe according to claim 1 and 2, high liquid soaks the shell and tube evaporator of fluid interchange, it is characterized in that, described bleed liquid barrier is welded to form by middle bleed liquid barrier and the first side wall bleed liquid barrier and the second sidewall bleed liquid barrier.
CN201420553372.2U 2014-09-25 2014-09-25 In pipe, high liquid soaks the shell and tube evaporator of fluid interchange Withdrawn - After Issue CN204202251U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420553372.2U CN204202251U (en) 2014-09-25 2014-09-25 In pipe, high liquid soaks the shell and tube evaporator of fluid interchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420553372.2U CN204202251U (en) 2014-09-25 2014-09-25 In pipe, high liquid soaks the shell and tube evaporator of fluid interchange

Publications (1)

Publication Number Publication Date
CN204202251U true CN204202251U (en) 2015-03-11

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CN201420553372.2U Withdrawn - After Issue CN204202251U (en) 2014-09-25 2014-09-25 In pipe, high liquid soaks the shell and tube evaporator of fluid interchange

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104236174A (en) * 2014-09-25 2014-12-24 天津商业大学 Shell-and-tube evaporator adopting high liquid wetting flowing heat exchanging way in pipe
CN108954982A (en) * 2018-08-15 2018-12-07 天津商业大学 The dry evaporator of shwoot heat exchanger tube

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104236174A (en) * 2014-09-25 2014-12-24 天津商业大学 Shell-and-tube evaporator adopting high liquid wetting flowing heat exchanging way in pipe
CN104236174B (en) * 2014-09-25 2016-04-06 天津商业大学 In pipe, high liquid soaks the shell and tube evaporator of fluid interchange
CN108954982A (en) * 2018-08-15 2018-12-07 天津商业大学 The dry evaporator of shwoot heat exchanger tube

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C14 Grant of patent or utility model
GR01 Patent grant
C25 Abandonment of patent right or utility model to avoid double patenting
AV01 Patent right actively abandoned

Granted publication date: 20150311

Effective date of abandoning: 20160406