CN202835612U - Multifunctional refrigerating and heating system - Google Patents

Multifunctional refrigerating and heating system Download PDF

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Publication number
CN202835612U
CN202835612U CN 201220370726 CN201220370726U CN202835612U CN 202835612 U CN202835612 U CN 202835612U CN 201220370726 CN201220370726 CN 201220370726 CN 201220370726 U CN201220370726 U CN 201220370726U CN 202835612 U CN202835612 U CN 202835612U
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outlet
valve
heat exchanger
refrigerant
port
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Expired - Fee Related
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CN 201220370726
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Chinese (zh)
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汤淑玲
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Abstract

The utility model relates to a multi-functional refrigeration, heating system, including compressor, first cross valve, second cross valve, water heat exchanger, outdoor heat exchanger, indoor heat exchanger, bridge type throttle conversion equipment, wherein: the water inlet and the water outlet of the water heat exchanger are respectively connected with an external cold water supply end and a hot water outlet end; the air inlet 2a of the first four-way valve is connected with the inlet 1a, the outlet 2b of the first four-way valve is connected with the outlet 3a, the outlet 2c of the first four-way valve is connected with the return air port 1b, the outlet 2d of the first four-way valve is connected with the inlet 4a, the outlet 3b of the second four-way valve is connected with the outlet 5a, the outlet 3c of the second four-way valve is connected with the outlet 1b, the outlet 3d of the first four-way valve is connected with the outlet 6b, the outlet 3e of the second four-way valve is connected with the inlet 1a, the outlet 4b of the refrigerant pipeline is connected with the port of the bridge type throttling conversion device, the outlet 5 b.

Description

A kind of multifunction refrigeration, heating
[technical field]
The utility model relates to a kind of multifunction refrigeration, heating.
[background technology]
Present stage; air-conditioning equipment, heat-pump hot water supply equipment have been widely used in all trades and professions; but current most equipment all only possess one or both functions; namely or be to supply heating installation or cold air; can only hot-water supply; along with the development of scientific and technological level and the day by day raising of human environment protection consciousness; people are more and more higher to the requirement of air-conditioning and hot-water heating system; a tractor serves several purposes; the system of low-carbon energy-saving, waste energy utilization has become the trend of the times of from now on technical development, and this just requires a perfect multipurpose complex control system.
[utility model content]
The utility model has overcome the deficiency of above-mentioned technology, a kind of multifunction refrigeration, heating are provided, this system can separate refrigeration, separately heating, separately water heating, in refrigeration water heating, preferential water heating during in the heating pattern, rational in infrastructure, easy to use, long service life, can reach the purpose of energy-saving and emission-reduction.
For achieving the above object, the utility model has adopted following technical proposals:
A kind of multifunction refrigeration, heating comprise compressor, the first cross valve, the second cross valve, water heat exchanger, outdoor heat converter, indoor heat converter, bridge-type throttling conversion equipment, wherein:
The water inlet of described water heat exchanger, delivery port are connected with the hot water outlet end with extraneous cold feed end respectively;
The air inlet 2a of described the first cross valve is connected with the exhaust outlet 1a of described compressor, one outlet 2b of described the first cross valve is connected with the import 3a of described the second cross valve, the central exit 2c of described the first cross valve is connected with the gas returning port 1b of described compressor, and an outlet 2d of described the first cross valve is connected with the refrigerant pipe import 4a of described water heat exchanger.
One outlet 3b of described the second cross valve is connected with the refrigerant pipe road junction 5a of described outdoor heat converter, and the central exit 3c of described the second cross valve is connected with the gas returning port 1b of described compressor; One outlet 3d of described the second cross valve is connected with the refrigerant pipe road junction 6b of indoor heat converter, and the pilot slide valve high pressure pipe mouth 3e of described the second cross valve is connected with the gas outlet 1a of described compressor;
The refrigerant pipe outlet 4b of described water heat exchanger links to each other with the port of described bridge-type throttling conversion equipment, the refrigerant pipe road junction 5b of described outdoor heat converter links to each other with the port of described bridge-type throttling conversion equipment, and described Indoor Thermal hands over the refrigerant pipe road junction 6a of heat exchanger to link to each other with the port of described bridge-type throttling conversion equipment.
Bridge-type throttling conversion equipment also comprises the first refrigerant magnetic valve as mentioned above, the second refrigerant magnetic valve, the first check valve, the second check valve, the 3rd check valve and a throttling arrangement, described refrigerant magnetic valve be connected the refrigerant magnetic valve and connect dorsad by circulating direction, the connectivity port is, described the first check valve be connected the second check valve and connect by direction in opposite directions, described the first refrigerant magnetic valve is connected in the same way with described the first check valve, described the second refrigerant magnetic valve is connected in the same way with described the second check valve, described throttling arrangement is connected between described connectivity port and the described port, and the refrigerant pipe of described water heat exchanger outlet 4b links to each other with described port by described the 3rd check valve.
Bridge-type throttling conversion equipment also includes receiver and filter as mentioned above, and described receiver and described filter are arranged on two in opposite directions on the connectivity port between the first check valve, the second check valve of the import of throttling arrangement and passageway bridge.
The hot water control device that also is provided with at the hot water outlet end of water heat exchanger as mentioned above.
The beneficial effects of the utility model are:
1, because being the various control by two cross valves and special bridge-type throttling conversion equipment, this system realizes the heat pump circulation, in whole cyclic process with water heat exchanger, carry out heat exchange between any two in outdoor heat exchanger and the indoor heat converter, thereby realization separate refrigeration, independent heating, independent water heating, hot water preparing in refrigeration, preferential hot water preparing when the pattern of heating, etc. one of various procedures, can find out, the utility model is in the situation that its system coupling part and control section are fairly simple, can realize a tractor serves several purposes, satisfy people's multinomial demand, its structure is more reasonable, and can reach the purpose of low-carbon energy-saving;
2, because this system uses special two cross valve design, can guarantee that when every kind of function is used refrigerant circulation reduces the drag losses of refrigerant to greatest extent, and realizing effectively complete flowing of refrigerant, the utilization rate of refrigerant maximizes and improves heat exchange efficiency, thereby realizes energy-efficient;
3, because this system can realize that refrigerant reclaims entirely, guarantee that system's refrigerant can be because not reclaiming the environmental pollution that brings entirely.
[description of drawings]
Fig. 1 is annexation figure of the present utility model;
Fig. 2 is the work flow graph of the utility model under refrigeration mode;
Fig. 3 is the work flow graph of the utility model under heating mode;
Fig. 4 is the work flow graph of the utility model under the water heating pattern;
Fig. 5 is the work flow graph of the utility model under refrigeration while hot water preparing pattern.
[specific embodiment]
Below in conjunction with accompanying drawing the utility model is done further detailed description.
As shown in Figure 1, a kind of multifunction refrigeration, heating comprise compressor 1, the first cross valve 2, the second cross valve 3, water heat exchanger 4, outdoor heat converter 5, indoor heat converter 6, bridge-type throttling conversion equipment 7, wherein:
In the utility model, the water inlet of described water heat exchanger 4, delivery port are connected with the hot water outlet end with extraneous cold feed end respectively;
In the utility model, the air inlet 2a of described the first cross valve 2 is connected with the exhaust outlet 1a of described compressor 1, one outlet 2b of described the first cross valve 2 is connected with the import 3a of described the second cross valve 3,1 gas returning port 1b of the central exit 2c of described the first cross valve 2 and described compressor is connected, and an outlet 2d of described the first cross valve 2 is connected with the refrigerant pipe import 4a of described water heat exchanger 4.
In the utility model, an outlet 3b of described the second cross valve 3 is connected with the refrigerant pipe road junction 5a of described outdoor heat converter 5, and the central exit 3c of described the second cross valve 3 is connected with the gas returning port 1b of described compressor 1; One outlet 3d of described the second cross valve 3 is connected with the refrigerant pipe road junction 6b of indoor heat converter 6, and the pilot slide valve high pressure pipe mouth 3e of described the second cross valve 3 is connected with the gas outlet 1a of described compressor 1;
In the utility model, the refrigerant pipe outlet 4b of described water heat exchanger 4 links to each other with the port 71 of described bridge-type throttling conversion equipment 7, the refrigerant pipe road junction 5b of described outdoor heat converter 5 links to each other with the port 72 of described bridge-type throttling conversion equipment 7, and described Indoor Thermal hands over the refrigerant pipe road junction 6a of heat exchanger 6 to link to each other with the port 73 of described bridge-type throttling conversion equipment 7.
In the utility model, described bridge-type throttling conversion equipment 7 also comprises the first refrigerant magnetic valve 741, the second refrigerant magnetic valve 742, the first check valve 751, the second check valve 752, the 3rd check valve 753 and a throttling arrangement 76; Described refrigerant magnetic valve 741 be connected refrigerant magnetic valve 742 and connect dorsad by circulating direction, the connectivity port is 77; Described the first check valve 751 be connected the second check valve 752 and connect by direction in opposite directions, the connectivity port is 71; Described the first refrigerant magnetic valve 741 is connected in the same way with described the first check valve 751, and the connectivity port is 72; Described the second refrigerant magnetic valve 742 is connected in the same way with described the second check valve 752, and the connectivity port is 73; Described throttling arrangement 76 is connected between described connectivity port 77 and the described port 71, the effect of described throttling arrangement 76 is to make high temperature high pressure liquid to convert low-temp low-pressure liquid to, it can be electric expansion valve, it also can be heating power expansion valve, can also be capillary etc., the refrigerant pipe outlet 4b of described water heat exchanger 4 links to each other with the port 71 of described bridge-type throttling conversion equipment 7 by described the 3rd check valve 753.
In the utility model, described bridge-type throttling conversion equipment 7 also includes receiver 78 and filter 79, and described receiver 78 and described filter 79 are arranged on two in opposite directions on the connectivity port 71 between the first check valve 751, the second check valve 752 of the import of throttling arrangement 76 and passageway bridge.
In the utility model, at the hot water control device 8 that the hot water outlet end of described water heat exchanger 4 also is provided with, guarantee that the hot water water temperature that flows out is constant.
Now several functions implementation procedure of the present utility model is described below:
The utility model is when separate refrigeration, shown in the fluid arrow flow direction of Fig. 2, enter outdoor heat converter 5 condensations by compressor 1 HTHP refrigerant vapor out through the first cross valve 2 and the second cross valve 3, condensed HTHP refrigerant liquid enters bridge-type throttling conversion equipment 7, this moment, the second check valve 752 and the 3rd check valve 753 can not conductings, the first refrigerant magnetic valve 741 can not conducting, and the second refrigerant magnetic valve 742 is in conducting state, HTHP refrigerant liquid is along the first check valve 751, filter 79, liquid reservoir 78 enters throttling arrangement 76 and carries out throttling, low-pressure low-temperature refrigerant liquid after the throttling enters indoor heat converter 6 through the second refrigerant magnetic valve 742, evaporate by indoor heat converter 6 heat exchange draw heats, and Cryogenic air is sent into indoor by the blower fan on the heat exchanger, form cooling condition, the cold media gas of the low-temp low-pressure after the evaporation is got back to by the second cross valve 3 and is entered compressor 1 boil down to HTHP cold media gas, the cold media gas that part remains in the water heat exchanger 4 also enters compressor 1 boil down to HTHP cold media gas by 2 backflows of the first cross valve, carries out circulation next time.
The utility model is when independent heating, shown in the fluid arrow flow direction of Fig. 3, enter indoor heat converter 6 condensations by compressor 1 HTHP refrigerant vapor out through the first cross valve 2 and the second cross valve 3, temperature raises after the absorption of air condensation heat of indoor heat converter, air after the heating is sent into indoor by blower fan, form heating condition, condensed HTHP refrigerant liquid enters bridge-type throttling conversion equipment 7, this moment the second refrigerant magnetic valve 742 be in can not conducting, and the first refrigerant magnetic valve 741 is in conducting, the first check valve 751, the 3rd check valve 753 is in can not conducting, HTHP refrigerant liquid is along the second check valve 752, filter 79, liquid reservoir 78 enters throttling arrangement 76 and carries out throttling, low-pressure low-temperature refrigerant liquid after the throttling enters outdoor heat converter 5 through the first refrigerant magnetic valve 741, from outdoor absorption heat and evaporation, be evaporated to the cold media gas of low-temp low-pressure, enter compressor 1 by the second cross valve 3, boil down to HTHP cold media gas, the cold media gas that part remains in the water heat exchanger 4 also enters compressor 1 boil down to HTHP cold media gas by 2 backflows of the first cross valve, carries out circulation next time.
The utility model is when independent hot water preparing, shown in the fluid arrow flow direction of Fig. 4, enter water heat exchanger 4 condensations by compressor 1 HTHP refrigerant vapor out through the first cross valve 2, condensation heat is entered the cold water of water heat exchanger 4 and is taken away, make needed hot water, the supply user, condensed HTHP refrigerant liquid enters bridge-type throttling conversion equipment 7, the first check valve 751 and the second check valve 752 are in can not conducting, this moment the second refrigerant magnetic valve 742 be in can not conducting, and the first refrigerant magnetic valve 741 is in conducting, HTHP refrigerant liquid is along the 3rd check valve 753 forwards, filter 79, liquid reservoir 78 enters throttling arrangement 76 and carries out throttling, low-pressure low-temperature refrigerant liquid after the throttling enters outdoor heat converter 5 through the first refrigerant magnetic valve 741, from outdoor absorption heat and evaporation, be evaporated to the cold media gas of low-temp low-pressure, enter compressor 1 through the second cross valve 3, boil down to HTHP cold media gas, the cold media gas that part remains in the indoor heat converter 6 also enters compressor 1 boil down to HTHP cold media gas by 2 backflows of the first cross valve, carries out circulation next time.
When the utility model freezes with hot water preparing at the same time, shown in the fluid arrow flow direction of Fig. 5, enter water heat exchanger 4 condensations by compressor 1 HTHP cold media gas out through the first cross valve 2, condensation heat is entered the cold water of water heat exchanger 4 and is taken away, make needed hot water, the supply user, condensed HTHP refrigerant liquid enters bridge-type throttling conversion equipment 7, along the 3rd check valve 753 forwards, filter 79, liquid reservoir 78 enters throttling arrangement 76 and carries out throttling, this moment the first check valve 751 and the second check valve 752 be in can not conducting, this moment the first refrigerant magnetic valve 741 be in can not conducting, and the second refrigerant magnetic valve 742 is in conducting, low-pressure low-temperature refrigerant liquid after the throttling enters indoor heat converter 6 through the second refrigerant magnetic valve 742, from evaporating by draw heat the air of indoor heat converter 6, and by the blower fan on the heat exchanger Cryogenic air is sent into indoorly, form cooling condition.The cold media gas of the low-temp low-pressure after the heat absorption evaporation enters compressor 1 through the second cross valve 3, boil down to HTHP cold media gas, the cold media gas that part remains in the outdoor heat converter 5 also enters compressor 1 boil down to HTHP cold media gas by 2 backflows of the first cross valve, carries out circulation next time.
When the utility model is done first hot water preparing under heating mode, the hot water control device 8 that is provided with at the hot water outlet end of water heat exchanger 4, like this in heating gas pattern lower time, if need to use hot water, as long as hot water control device 8 is set to open, the first cross valve 2 is converted to independent hot water preparing pattern immediately, when hot water uses end, close hot water control device 8, the first cross valves 2 and be automatically converted to again independent heating pattern.
In native system, for guaranteeing described security of system and reliability, increase the high voltage protective switch at the compressor air-discharging pipeline, increase low-voltage protective switch and vapour liquid separator at compressor return air mouth pipeline.
The described indoor heat converter of native system can be the heat-exchange system that refrigerant and air directly exchange, and can also be the directly heat-exchange system of exchange of refrigerant and water.

Claims (4)

1. a multifunction refrigeration, heating, it is characterized in that: comprise compressor (1), the first cross valve (2), the second cross valve (3), water heat exchanger (4), outdoor heat converter (5), indoor heat converter (6), bridge-type throttling conversion equipment (7), wherein:
The water inlet of described water heat exchanger (4), delivery port are connected with the hot water outlet end with extraneous cold feed end respectively;
The air inlet 2a of described the first cross valve (2) is connected with the exhaust outlet 1a of described compressor (1), one outlet 2b of described the first cross valve (2) is connected with the import 3a of described the second cross valve (3), the central exit 2c of described the first cross valve (2) is connected with the gas returning port 1b of (1) of described compressor, one outlet 2d of described the first cross valve (2) is connected with the refrigerant pipe import 4a of described water heat exchanger (4)
One outlet 3b of described the second cross valve (3) is connected with the refrigerant pipe road junction 5a of described outdoor heat converter (5), and the central exit 3c of described the second cross valve (3) is connected with the gas returning port 1b of described compressor (1); One outlet 3d of described the second cross valve (3) is connected with the refrigerant pipe road junction 6b of indoor heat converter (6), and the pilot slide valve high pressure pipe mouth 3e of described the second cross valve (3) is connected with the gas outlet 1a of described compressor (1);
The refrigerant pipe outlet 4b of described water heat exchanger (4) links to each other with the port (71) of described bridge-type throttling conversion equipment (7), the refrigerant pipe road junction 5b of described outdoor heat converter (5) links to each other with the port (72) of described bridge-type throttling conversion equipment (7), and described Indoor Thermal hands over the refrigerant pipe road junction 6a of heat exchanger (6) to link to each other with the port (73) of described bridge-type throttling conversion equipment (7).
2. a kind of multifunction refrigeration according to claim 1, heating, it is characterized in that: described bridge-type throttling conversion equipment (7) also comprises the first refrigerant magnetic valve (741), the second refrigerant magnetic valve (742), the first check valve (751), the second check valve (752), the 3rd check valve (753) and a throttling arrangement (76), described refrigerant magnetic valve (741) be connected refrigerant magnetic valve (742) and connect dorsad by circulating direction, the connectivity port is (77), described the first check valve (751) be connected the second check valve (752) and connect by direction in opposite directions, described the first refrigerant magnetic valve (741) is connected in the same way with described the first check valve (751), described the second refrigerant magnetic valve (742) is connected in the same way with described the second check valve (752), described throttling arrangement (76) is connected between described connectivity port (77) and the described port (71), and the refrigerant pipe of described water heat exchanger (4) outlet 4b links to each other with described port (71) by described the 3rd check valve (753).
3. a kind of multifunction refrigeration according to claim 2, heating, it is characterized in that: described bridge-type throttling conversion equipment (7) also includes receiver (78) and filter (79), and described receiver (78) and described filter (79) are arranged on two in opposite directions on the connectivity port (71) between the first check valve (751), the second check valve (752) of the import of throttling arrangement (76) and passageway bridge.
4. it is characterized in that according to claim 1 and 2 or 3 described a kind of multifunction refrigerations, heating: the hot water control device (8) that also is provided with at the hot water outlet end of described water heat exchanger (4).
CN 201220370726 2012-07-27 2012-07-27 Multifunctional refrigerating and heating system Expired - Fee Related CN202835612U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220370726 CN202835612U (en) 2012-07-27 2012-07-27 Multifunctional refrigerating and heating system

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Application Number Priority Date Filing Date Title
CN 201220370726 CN202835612U (en) 2012-07-27 2012-07-27 Multifunctional refrigerating and heating system

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CN202835612U true CN202835612U (en) 2013-03-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777992A (en) * 2012-07-27 2012-11-14 汤淑玲 Multifunctional refrigerating and heating system
CN104359177A (en) * 2014-11-21 2015-02-18 弗德里希冷冻设备(杭州)有限公司 Multifunctional total heat recovery type cold and hot water unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777992A (en) * 2012-07-27 2012-11-14 汤淑玲 Multifunctional refrigerating and heating system
CN104359177A (en) * 2014-11-21 2015-02-18 弗德里希冷冻设备(杭州)有限公司 Multifunctional total heat recovery type cold and hot water unit
CN104359177B (en) * 2014-11-21 2018-05-01 弗德里希新能源科技(杭州)股份有限公司 Total heat recovery formula multifunctional cold and hot water unit

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

Granted publication date: 20130327

Termination date: 20150727

EXPY Termination of patent right or utility model