CN200955880Y - Multi-purpose refrigerating-heating air conditioning device and dual neat recovery device comprising same - Google Patents
Multi-purpose refrigerating-heating air conditioning device and dual neat recovery device comprising same Download PDFInfo
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- CN200955880Y CN200955880Y CN 200620133220 CN200620133220U CN200955880Y CN 200955880 Y CN200955880 Y CN 200955880Y CN 200620133220 CN200620133220 CN 200620133220 CN 200620133220 U CN200620133220 U CN 200620133220U CN 200955880 Y CN200955880 Y CN 200955880Y
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Abstract
The utility model provides a multi-function cooling and heating air-conditioning device with double heat recycling components. The utility model consists of a multi-function cooling and heating air-conditioning device; a heat exchanger is connected in series between the exhaust port of the condenser in the multi-function cooling and heating air-conditioning device and the input access of the multi-connection reversing valve. The heat exchanger operates together with a heat exchanger in the multi-function cooling and heating air-conditioning device, achieving double recycling of heat. Applied in air conditioning with water heating function, the utility model has the function of room cooling and heating and water heating and the function of water heating and high temperature water heating at the time of room cooling or heating, etc. The utility model has the characteristics of novel and reliable structure, few components, low cost and high commercial value, etc.
Description
Technical field
The utility model relates to a kind of aircondition, and more particularly, it relates to the duplex heat reclamation device of a kind of multipurpose refrigerating and heating air-conditioning equipment and formation thereof.
Background technology
Chinese patent application numbers 200310100992.7, publication number CN1536287A, open day on October 13rd, 2004 or China Patent No. CN200320101124.6, publication number CN2771763, open day on April 12nd, 2006, the name of innovation and creation is called: multipurpose refrigerating and heating air-conditioning equipment, the how logical reversal valve that this device is made of one or more four-way change-over valves, a plurality of cut-off throttle valves, a plurality of heat exchangers, liquid cyclone, compressor, compositions such as vapour liquid separator, it is by whole condensed gas commutations of carrying out of one or more four-way change-over valves, realize the conversion of multiple cooling and warming state, it is relevant that most and recuperation of heat heat water in the embodiment, and the function that can give indoor heating, this installs when practical application than other product of the same type, outstanding advantage is arranged, but remain on technical scheme aspect improving inadequately, its main deficiency is: 1. owing to adopt a plurality of cut-off throttle valves, the amount of restriction of each unit is incomplete same, difficult grasp the on making and using; 2. heat and to heat water simultaneously and when when producing hot water greater than 55 ℃, compressor current increases than nominal situation, and the normal state of refrigerating capacity descends, comprehensive Energy Efficiency Ratio is declined by a big margin.
Summary of the invention
The purpose of this utility model is to overcome deficiency of the prior art, the duplex heat reclamation device that a kind of cost is lower, use multipurpose refrigerating and heating air-conditioning equipment flexibly and formation thereof is provided, on the one hand original multipurpose refrigerating and heating air-conditioning equipment freeze, heats, heats water, freezing heats under the function situation of water simultaneously not changing, part-structure in the modifier is more prone to grasp and implement on using; Keeping that original multipurpose refrigerating and heating air-conditioning equipment freeze, heats, heats water, also increasing in the function that heats water simultaneously of freezing and the performance and heat the function that heats water, high-temperature-hot-water simultaneously on the other hand, heat energy is fully utilized, reaches simultaneously and reduce the compressor current purpose.
The utility model purpose is to be achieved by following technical scheme:
1. multipurpose refrigerating and heating air-conditioning equipment, comprise many logical reversal valves, heat exchanger, liquid cyclone, compressor, vapour liquid separator etc., the commutation mouth of described many logical reversal valves, or how the fluid port of each heat exchanger that logical reversal valve commutation mouth is connected with the gas refluxing opening connects respectively is the delivery outlet of bridge-type cut-off throttle valve assembly.
2. the duplex heat reclamation device that constitutes of multipurpose refrigerating and heating air-conditioning equipment, comprise the multipurpose refrigerating and heating air-conditioning equipment technical scheme of prior art and the new solution of multipurpose refrigerating and heating air-conditioning equipment of the present utility model, insert heat exchanger between the exhaust outlet of described compressor and the many logical reversal valve input ports, or the shunt assemblies of this heat exchanger and a four-way change-over valve, two check valve formations.
In adopting above technical scheme the utility model:
1. multipurpose refrigerating and heating air-conditioning equipment, described bridge-type cut-off throttle valve assembly is by a choke valve, at least three bridge rectifier unit or connect and compose by at least two bridge rectifier unit and at least one independent check valve or independent magnetic valve, the bridge rectifier unit connects and composes to the arrow tail end of the arrow end of valve and another check valve and the input port of magnetic valve altogether by one, behind the serial connection liquid reservoir of the input port of choke valve or directly with each bridge rectifier unit in the arrow end of check valve be connected altogether, the arrow tail end of the check valve in the delivery outlet of choke valve and each bridge rectifier unit is connected, the arrow end of the check valve in the arrow end of independent check valve or the input port of independent magnetic valve and each bridge rectifier unit is connected altogether, and the arrow tail end of the delivery outlet of the magnetic valve of bridge rectifier unit and independent check valve or the delivery outlet of independent magnetic valve are connected with the fluid port of each heat exchanger respectively.
2. multipurpose refrigerating and heating air-conditioning equipment and duplex heat reclamation device thereof:
A. one of them commutation mouth of the how logical reversal valve in the described multipurpose refrigerating and heating air-conditioning equipment can not connect heat exchanger, and directly corresponding with it cut-off throttle valve delivery outlet connects.
B. one of them commutation of the how logical reversal valve in the described multipurpose refrigerating and heating air-conditioning equipment mouthful directly corresponding with it cut-off throttle valve connects.
C. the shunt assembly that described heat exchanger and four-way change-over valve constitute, be that input port by a four-way change-over valve is connected with the exhaust outlet of compressor, the delivery outlet of this four-way change-over valve is connected with the air entry of compressor, a commutation mouth of this four-way change-over valve is connected with the arrow tail end of one check valve, another commutation of this four-way change-over valve is connected with another the arrow tail end of check valve mouthful earlier with after heat exchanger is connected again, and the arrow tail end of these two check valves connects this shunt assembly of formation with the inputs that lead to reversal valves altogether at last.
Heat-exchange medium import, the outlet of the heat exchanger that inserts between the exhaust outlet of heat-exchange medium import, outlet and the compressor of d. described many one of them commutation of logical reversal valve mouthful heat exchangers that connect and the many logical reversal valve input ports are independent respectively external.
E. heat-exchange medium interfaces of the heat exchanger that inserts between the exhaust outlet of described compressor and the many logical reversal valve input ports are connected with interface of the heat-exchange medium of many one of them commutation of logical reversal valves mouthful heat exchangers that are connected.
F. the exhaust outlet of described compressor leads to heat exchanger that inserts between the reversal valve input ports and the heat exchanger how one of them commutation mouth of logical reversal valves is connected with more, is arranged in the same container, and container is provided with heat-exchange medium import, outlet.
The utility model compared with prior art has following beneficial effect:
1. use multipurpose refrigerating and heating air-conditioning equipment and duplex heat reclamation device thereof behind the bridge-type cut-off throttle valve assembly, realize that multiple function only uses a choke valve, have low cost of manufacture, factory and easily debug, control aspect advantages such as simple, highly versatile.
2. in multipurpose refrigerating and heating air-conditioning equipment, the heat exchanger that inserts between the exhaust outlet of compressor and the many logical reversal valve input ports, realize dual recuperation of heat, this heat exchanger of while has absorbed the sensible heat of compressor condensed gas and has produced hot water, water temperature is higher, because the sensible heat of condensed gas is absorbed by hot water, reduce the purpose that compressor current increases refrigeration work consumption again, comprehensive Energy Efficiency Ratio is improved thereby can reach;
3. heat-exchange medium imports of the heat exchanger that inserts between the exhaust outlet of compressor and the many logical reversal valve input ports are connected with heat-exchange medium interface of many one of them commutation of logical reversal valves mouthful heat exchangers that are connected structure are become simple, both can utilize the sensible heat of compressor condensed gas by the control of circuit, also can utilize the latent heat of condensed gas, make the aircondition functional diversities, whole machine cost performance is improved.
4. the exhaust outlet of compressor is arranged in the same container with the heat exchanger heat exchanger that one of them commutation mouth of many logical reversal valves is connected with the heat exchangers that insert between the reversal valve input ports that lead to more, can make whole machine construction compacter, more economizes material.
5. after inserting heat exchanger between the exhaust outlet of compressor and the many logical reversal valve input ports, one of them commutations of many logical reversal valves mouthful can be directly corresponding with it cut-off throttle valve connect, insert heat exchanger between the exhaust outlet of compressor and the many logical reversal valve input ports and realize latent heat, sensible heat, latent heat and three kinds of effective utilizations of states difference of sensible heat.
6. if what insert between the exhaust outlet of compressor and the many logical reversal valve input ports is heat exchanger and the shunt assemblies of a four-way change-over valve, two check valve formations, so when producing this type of machine, this heat exchanger can be undertaken external by existing shut off valve interface technology, and realize that refrigerant effectively reclaims, to satisfy the needs of practical application.
Description of drawings
Fig. 1 (a), Fig. 1 (b), Fig. 1 (c), Fig. 1 (d), Fig. 1 (e), Fig. 1 (f) are the structural representations of six kinds of typical bridge-type cut-off throttle valve assemblies of the utility model;
Fig. 2 is the structural representation of the utility model bridge rectifier unit;
Fig. 3 is the structural representation that the expansion of the utility model bridge-type cut-off throttle valve assembly is used;
Fig. 4 is the schematic diagram of the utility model embodiment 1;
Fig. 5 is the schematic diagram of the utility model embodiment 2;
Fig. 6 is the schematic diagram of the utility model embodiment 3;
Fig. 7 is the schematic diagram of the utility model embodiment 4;
Fig. 8 is the schematic diagram of the utility model embodiment 5;
Fig. 9 is the schematic diagram of the utility model embodiment 6;
Figure 10 is the schematic diagram of the utility model embodiment 7;
Among the figure: compressor 1; Vapour liquid separator 2; Four-way change-over valve 3,4,20; Heat exchanger 5,6,7,8; The heat-exchange medium import 13 of heat exchanger 7, outlet 14; The heat-exchange medium import 15 of heat exchanger 8, outlet 16; Liquid cyclone 9; Cut- off throttle valve 10,11,12; Container 17; Check valve 18,19,25,26,27,28,29,30; Magnetic valve 21,22,23; Independent check valve 31; Independent magnetic valve 32; Liquid reservoir 33; Choke valve 24.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
Embodiment 1:
As shown in Figure 4, this embodiment of the utility model is applied to single cold type water heating and air conditioning dual-purpose machine, and step is as follows:
1. main element is selected:
Many logical reversal valves adopt the commutation mouths of a four-way change-over valve 3 structure that combines with the gas backstreaming mouth;
Cut-off throttle valve adopts bridge-type cut-off throttle valve assembly;
2. bridge-type cut-off throttle valve modular construction:
Bridge-type cut-off throttle valve assembly is shown in Fig. 1 (f), by choke valve 24, two bridge rectifier unit (the bridge rectifier unit as shown in Figure 2) connect and compose with independent magnetic valve 32, first bridge rectifier unit is connected and composed altogether by the arrow end of check valve 25 and the arrow tail end of check valve 28 and the input port of magnetic valve 22, second bridge rectifier unit connected and composed altogether by the arrow end of check valve 26 and the arrow tail end of check valve 27 and the input port of magnetic valve 23, serial connection liquid reservoir 33 backs, input port of choke valve 24 are with first, check valve 27 in second bridge rectifier unit, 28 arrow end connects altogether, the delivery outlet of choke valve 24 and first, check valve 25 in second bridge rectifier unit, 26 arrow tail end connects, the check valve 27 in the input port of independent magnetic valve 32 and each the bridge rectifier unit, 28 arrow end connects altogether.
3. whole annexation:
When present embodiment was realized each function in concrete use, the on off state of each magnetic valve was as shown in table 1:
Table 1
This embodiment is applied to have following characteristics in the single cold type air conditioner with water heater function:
1. during indoor refrigeration and the hot water part do not influence indoor refrigeration.
2. when heating water and indoor section do not influence and heat water.
Refrigeration when heating water simultaneously net quantity of heat add hot water, do not waste energy, efficiently produce hot water fast after, withdraw from refrigeration by automatically controlled control and heat water state simultaneously, continue running refrigerating.
4. carry out single heating power expansion valve throttling control by bridge-type cut-off throttle valve assembly, overall efficiency is improved, compressor current reduces.
5. effectively reduce the surveying work intensity of choke valve amount of restriction.
Embodiment 2:
As shown in Figure 5, this embodiment of the utility model is applied to cold-warm type water heating and air conditioning dual-purpose machine, and step is as follows:
1. main element is selected:
Many logical reversal valves adopt four-way change-over valves 3, four-way change-over valve 4 structure that combines; Cut-off throttle valve adopts bridge-type cut-off throttle valve assembly;
Choke valve 24 adopts heating power expansion valve;
2. bridge-type cut-off throttle valve modular construction:
Bridge-type cut-off throttle valve assembly is by choke valve 24, three bridge rectifier unit connect and compose, first bridge rectifier unit is connected and composed altogether by the arrow end of check valve 25 and the arrow tail end of check valve 28 and the input port of magnetic valve 22, second bridge rectifier unit connected and composed altogether by the arrow end of check valve 26 and the arrow tail end of check valve 27 and the input port of magnetic valve 23, the 3rd bridge rectifier unit connected and composed altogether by the arrow end of check valve 30 and the arrow tail end of check valve 29 and the input port of magnetic valve 21, the input port of choke valve 24 and first, second, check valve 27 in the 3rd bridge rectifier unit, 28,29 arrow end connects altogether, the delivery outlet of choke valve 24 and first, second, check valve 25 in the 3rd bridge rectifier unit, 26,30 arrow tail end connects
3. whole annexation:
When present embodiment was realized each function in concrete use, the on off state of each magnetic valve was as shown in table 2:
Table 2
Embodiment 3:
As shown in Figure 6, this embodiment of the utility model is applied to the dual recuperation of heat water heating and air conditioning dual-purpose of cold-warm type machine, and step is as follows:
1. main element is selected:
Many logical reversal valves adopt four-way change-over valves 3, four-way change-over valve 4 structure that combines;
Cut- off throttle valve 10,11,12 adopts normally closed solenoid valve and capillary series connection structure;
2. whole annexation:
The exhaust outlet of compressor was connected in series into heat exchanger 8 with lead between the reversal valve input ports more, and the output normal open commutation mouth of four-way change-over valve 3 is connected with the gas port of heat exchanger 7, and the fluid port of heat exchanger 7 is connected with cut-off throttle valve 12 delivery outlets; The output normal open commutation mouth of four-way change-over valve 4 is connected with the gas port of heat exchanger 6, and the fluid port of heat exchanger 6 is connected with cut-off throttle valve 10 delivery outlets; The input normal open commutation mouth of four-way change-over valve 4 is connected with the gas port of heat exchanger 5, and the fluid port of heat exchanger 5 is connected with cut-off throttle valve 11 delivery outlets; The input port and the current divider 9 of cut-off throttle valve 10,11,12 connect altogether; The water inlet 15 of heat exchanger 8 is connected with the delivery port 14 of heat exchanger 7, and the delivery port 16 of water heat exchanger 8 is connected with outside with the water inlet 13 of water heat exchanger 7.
When present embodiment was realized each function in concrete use, the on off state of each magnetic valve was as shown in table 3:
Table 3
The characteristics of this embodiment:
1. heat exchanger 8 is connected in series use with heat exchanger 7, and can make needs the water of heating can carry out in same flow process: sensible heat heating, sensible heat latent heat heat simultaneously, and the controllability of whole machine is strengthened, and can realize the hot water purpose fast.
2. sensible heat latent heat heats simultaneously, when the hot water temperature acquires a certain degree, withdrawing from sensible heat latent heat heats simultaneously, the heat of heat exchanger 7 switches to outdoor heat converter 5 by the how logical reversal valve of multipurpose refrigerating and heating air-conditioning equipment at this moment, enter independently sensible heat heating, recuperation of heat both can promote water temperature fast, and available again independently sensible heat heat exchanger 8 is heated to higher temperature with water temperature, also was unlikely to compressor current and increased.
3. when multipurpose refrigerating and heating air-conditioning equipment is in to the indoor heating state, utilizes independent heat exchanger 8 to absorb sensible heat and produce hot water, indoor heat converter 6 utilizes latent heat to give indoor heating, realizes heating heating water simultaneously.
Embodiment 4:
As shown in Figure 7, this embodiment of the utility model is applied to the dual recuperation of heat water heating and air conditioning dual-purpose of cold-warm type machine, most of structure is identical with embodiment 3, difference is that the heat exchanger of heat exchanger 7 and heat exchanger 8 is arranged in the same water receptacle, water receptacle top is provided with delivery port, the container bottom is provided with water inlet, and the heat exchanger of heat exchanger 8 is arranged on the water receptacle bottom, and the heat exchanger of heat exchanger 8 is arranged on the top of the heat exchanger of heat exchanger 7.
The characteristics of this embodiment: have outside the characteristics of this specification embodiment 3, also have compact conformation simultaneously, economize material, volume is little, easily advantage such as production.
Embodiment 5:
As shown in Figure 8, this embodiment of the utility model is applied to single cold type water heating and air conditioning dual-purpose machine, and step is as follows:
1. main element is selected:
Many logical reversal valves adopt the commutation mouths of a four-way change-over valve 3 structure that combines with the gas backstreaming mouth;
Cut- off throttle valve 10,11,12 adopts normally closed solenoid valve and capillary series connection structure;
2. whole annexation:
When present embodiment was realized each function in concrete use, the on off state of each magnetic valve was as shown in table 4:
Table 4
The characteristics of this embodiment:
1. simple in structure, heat exchanger 8 can carry out: sensible heat heating, sensible heat latent heat heat simultaneously;
2. sensible heat latent heat heats simultaneously, when the hot water temperature acquires a certain degree, withdraws from sensible heat latent heat and heats simultaneously, and this moment, the latent heat heat of heat exchanger 8 switched to outdoor heat converter 5 by many logical reversal valves, entered independently sensible heat heating; Heat exchanger 8 both can promote water temperature fast, and available again independently sensible heat heat exchanger 8 is heated to higher temperature with water temperature, also was unlikely to compressor current and increased.
Embodiment 6:
As shown in Figure 9, this embodiment of the utility model is applied to cold-warm type water heating and air conditioning dual-purpose machine, step is as follows: on embodiment 2 bases, exhaust outlet at compressor was connected in series into heat exchanger 8 with lead between the reversal valve input ports more, the water inlet 15 of interchanger 8 is connected with the delivery port 14 of heat exchanger 7, and the delivery port 16 of water heat exchanger 8 is connected with outside with the water inlet 13 of water heat exchanger 7.The arrow end of the check valve 27,28,29 in serial connection liquid reservoir 33 backs, the input port of choke valve 24 and first, second, third the bridge rectifier unit is connected altogether, the arrow tail end of the check valve 25,26,30 in the delivery outlet of choke valve 24 and first, second, third the bridge rectifier unit is connected.Other details is with identical at embodiment 2.
When present embodiment was realized each function in concrete use, the on off state of each magnetic valve was as shown in table 5:
Table 5
The characteristics of this embodiment:
1. heat exchanger 8 is connected in series use with heat exchanger 7, and can make needs the water of heating can carry out in same flow process: sensible heat heating, sensible heat latent heat heat simultaneously, and the controllability of whole machine is strengthened, and can realize the hot water purpose fast.
2. sensible heat latent heat heats simultaneously, when the hot water temperature acquires a certain degree, withdrawing from sensible heat latent heat heats simultaneously, the heat of heat exchanger 7 switches to outdoor heat converter 5 by the how logical reversal valve of multipurpose refrigerating and heating air-conditioning equipment at this moment, enter independently sensible heat heating, recuperation of heat both can promote water temperature fast, and available again independently sensible heat heat exchanger 8 is heated to higher temperature with water temperature, also was unlikely to compressor current and increased.
3. when device is in to the indoor heating state, utilizes independent heat exchanger 8 to absorb sensible heat and produce hot water, indoor heat converter 6 utilizes latent heat to give indoor heating, realizes heating heating water simultaneously.
6. carry out single heating power expansion valve throttling control by bridge-type cut-off throttle valve assembly, overall efficiency is improved, compressor current reduces.
4. adopt the throttling control of serial connection liquid reservoir input port, thermal expansion valve input port, effectively expand the temperature scope of application of machine, strengthen the complete machine job stability.
Embodiment 7:
As shown in figure 10, this embodiment of the utility model is applied to the split type water heating and air conditioning dual-purpose machine of single cold type, and step is as follows:
1. main element is selected:
Many logical reversal valves adopt the commutation mouths of a four-way change-over valve 3 structure that combines with the gas backstreaming mouth;
Cut-off throttle valve adopts bridge-type cut-off throttle valve assembly;
Choke valve 24 adopts heating power expansion valve;
2. bridge-type cut-off throttle valve modular construction:
Bridge-type cut-off throttle valve assembly is shown in Fig. 1 (d), by choke valve 24, two bridge rectifier unit (the bridge rectifier unit as shown in Figure 2) connect and compose with independent check valve 31, first bridge rectifier unit is connected and composed altogether by the arrow end of check valve 25 and the arrow tail end of check valve 28 and the input port of magnetic valve 22, second bridge rectifier unit connected and composed altogether by the arrow end of check valve 26 and the arrow tail end of check valve 27 and the input port of magnetic valve 23, serial connection liquid reservoir 33 backs, input port of choke valve 24 are with first, check valve 27 in second bridge rectifier unit, 28 arrow end connects altogether, the delivery outlet of choke valve 24 and first, check valve 25 in second bridge rectifier unit, 26 arrow tail end connects, the check valve 27 in the arrow end of independent check valve 31 and each the bridge rectifier unit, 28 arrow end connects altogether.
3. heat exchanger 8 and four-way change-over valve, two shunt assemblies that check valve constitutes:
Input port by four-way change-over valve 20 is connected with the exhaust outlet of compressor 1, the delivery outlet of four-way change-over valve 20 is connected with the air entry of compressor 1, the output normal open commutation mouth of four-way change-over valve 20 is connected with the arrow tail end of check valve 18, input normal open commutation mouth is connected with the arrow tail end of check valve 19 earlier with after heat exchanger 8 is connected again, and the arrow tail end of last check valve 18,19 connects altogether with the inputs (being the input of four-way change-over valve 3) that lead to reversal valves more and constitutes this shunt assembly.
4. whole annexation:
The commutation of four-way change-over valve 3 output normal opens mouthful directly is connected with the arrow tail end of independent check valve 31 in the bridge-type cut-off throttle valve assembly, the gas port of heat exchanger 5 is connected with four-way change-over valve 3 input normal opens commutation mouths, the gas port of heat exchanger 6 with lead to reversal valve 3 gas backstreaming mouths more and be connected; The delivery outlet of the magnetic valve 22 in the fluid port of heat exchanger 5 and the bridge-type cut-off throttle valve assembly is connected, the delivery outlet of the magnetic valve 23 in the fluid port of heat exchanger 6 and the bridge-type cut-off throttle valve assembly is connected; Adopt the temperature-sensitive bag of the choke valve 24 of a heating power expansion valve to contact with compressor 1 air entry; Compressor 1 air entry is connected with vapour liquid separator 2 delivery outlets, and vapour liquid separator 2 input ports are connected with many logical reversal valve delivery outlets.
When present embodiment was realized each function in concrete use, the on off state of each magnetic valve was as shown in table 6:
Table 6
This embodiment is applied to have following characteristics in the single cold type air conditioner with water heater function:
1. by the shunt assemblies of heat exchanger 8 in the device with a four-way change-over valve, two check valve formations, heat exchanger 8 can be set to split-type structural in actual use, and tear open drive this minute can be during body structure by realizing refrigerant-recovery than the shunting assembly.
2. heat exchanger 8 can carry out: sensible heat heating, sensible heat latent heat heat simultaneously;
3. sensible heat latent heat heats simultaneously, when the hot water temperature acquires a certain degree, withdraws from sensible heat latent heat and heats simultaneously, and this moment, the latent heat heat of heat exchanger 8 switched to outdoor heat converter 5 by many logical reversal valves, entered independently sensible heat heating; Heat exchanger 8 both can promote water temperature fast, and available again independently sensible heat heat exchanger 8 is heated to higher temperature with water temperature, also was unlikely to compressor current and increased; After heat exchanger 8 utilized sensible heat that water temperature is heated to 85 ℃, heat exchanger 8 withdrawed from heated condition fully by four-way change-over valve 20.
4. carry out single heating power expansion valve throttling control by bridge-type cut-off throttle valve assembly, overall efficiency is improved, compressor current reduces.
Embodiment 8:
This embodiment of the present invention illustrates that various expansion of the present utility model uses flexibly:
The utility model bridge-type cut-off throttle valve assembly can according to the combination of explanation carry out many different combinations such as Fig. 1 (a), Fig. 1 (b), Fig. 1 (c), Fig. 1 (d), Fig. 1 (e), Fig. 1 (f), Fig. 2 the utility model bridge rectifier unit structural representation, shown in Figure 3 be the structural representation that the expansion of the utility model bridge-type cut-off throttle valve assembly is used.
Claims (9)
1. multipurpose refrigerating and heating air-conditioning equipment, comprise many logical reversal valves, heat exchanger, liquid cyclone, compressor, vapour liquid separator etc., it is characterized in that: in the described multipurpose refrigerating and heating air-conditioning equipment, the commutation mouths of many logical reversal valves, or how the fluid port of each heat exchanger that logical reversal valve commutation mouth is connected with the gas refluxing opening connects respectively is the delivery outlet of bridge-type cut-off throttle valve assembly.
2. the duplex heat reclamation device that constitutes of multipurpose refrigerating and heating air-conditioning equipment, the described multipurpose refrigerating and heating air-conditioning equipment of how logical reversal valve, cut-off throttle valve, heat exchanger, liquid cyclone, compressor, vapour liquid separator or claim 1 that comprises multipurpose refrigerating and heating air-conditioning equipment, it is characterized in that: insert heat exchanger between the exhaust outlet of described compressor and the many logical reversal valve input ports, or the shunt assemblies of this heat exchanger and a four-way change-over valve, two check valve formations.
3. multipurpose refrigerating and heating air-conditioning equipment according to claim 1, it is characterized in that: described bridge-type cut-off throttle valve assembly is by a choke valve, at least three bridge rectifier unit or connect and compose by at least two bridge rectifier unit and at least one independent check valve or independent magnetic valve, the bridge rectifier unit is connected and composed altogether by the arrow tail end of the arrow end of a check valve and another check valve and the input port of magnetic valve, behind the serial connection liquid reservoir of the input port of choke valve or directly with each bridge rectifier unit in the arrow end of check valve be connected altogether, the arrow tail end of the check valve in the delivery outlet of choke valve and each bridge rectifier unit is connected, the arrow end of the check valve in the arrow end of independent check valve or the input port of independent magnetic valve and each bridge rectifier unit is connected altogether, and the arrow tail end of the delivery outlet of the magnetic valve of bridge rectifier unit and independent check valve or the delivery outlet of independent magnetic valve are connected with the fluid port of each heat exchanger respectively.
4. duplex heat reclamation device according to claim 2 is characterized in that: one of them commutation mouth of the how logical reversal valve in the described multipurpose refrigerating and heating air-conditioning equipment can not connect heat exchanger, and directly corresponding with it cut-off throttle valve delivery outlet connects.
5. duplex heat reclamation device according to claim 4 is characterized in that: one of them commutation of the how logical reversal valve in the described multipurpose refrigerating and heating air-conditioning equipment mouthful directly corresponding with it cut-off throttle valve connects.
6. duplex heat reclamation device according to claim 2, it is characterized in that: the shunt assembly that described heat exchanger and four-way change-over valve constitute, be that input port by a four-way change-over valve is connected with the exhaust outlet of compressor, the delivery outlet of this four-way change-over valve is connected with the air entry of compressor, a commutation mouth of this four-way change-over valve is connected with the arrow tail end of one check valve, another commutation of this four-way change-over valve is connected with another the arrow tail end of check valve mouthful earlier with after heat exchanger is connected again, and the arrow tail end of these two check valves connects this shunt assembly of formation with the inputs that lead to reversal valves altogether at last.
7. the duplex heat reclamation device that multipurpose refrigerating and heating air-conditioning equipment according to claim 2 constitutes is characterized in that: heat-exchange medium import, the outlet of the heat exchanger that inserts between the exhaust outlet of heat-exchange medium import, outlet and the compressor of described many one of them commutation of logical reversal valve mouthful heat exchangers that connect and the many logical reversal valve input ports are independent respectively external.
8. duplex heat reclamation device according to claim 2 is characterized in that: heat-exchange medium interfaces of the heat exchanger that inserts between the exhaust outlet of described compressor and the many logical reversal valve input ports are connected with interface of the heat-exchange medium of many one of them commutation of logical reversal valves mouthful heat exchangers that are connected.
9. duplex heat reclamation device according to claim 2, it is characterized in that: the heat exchanger and many one of them commutation of logical reversal valves mouthful heat exchangers that are connected that insert between the exhaust outlet of described compressor and the many logical reversal valve input ports, be arranged in the same container, container is provided with heat-exchange medium import, outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200620133220 CN200955880Y (en) | 2005-12-31 | 2006-08-26 | Multi-purpose refrigerating-heating air conditioning device and dual neat recovery device comprising same |
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| CN200510048351 | 2005-12-31 | ||
| CN200510048351.0 | 2005-12-31 | ||
| CN 200620133220 CN200955880Y (en) | 2005-12-31 | 2006-08-26 | Multi-purpose refrigerating-heating air conditioning device and dual neat recovery device comprising same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114543390A (en) * | 2022-03-09 | 2022-05-27 | 南京天加环境科技有限公司 | Cooling water loop structure of gas heat pump and control method thereof |
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2006
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114543390A (en) * | 2022-03-09 | 2022-05-27 | 南京天加环境科技有限公司 | Cooling water loop structure of gas heat pump and control method thereof |
| CN114543390B (en) * | 2022-03-09 | 2023-12-08 | 南京天加环境科技有限公司 | Cooling water loop structure of gas heat pump and control method thereof |
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