CN201637184U - Energy-saving refrigerating house and quick-freeze tunnel refrigeration equipment thereof - Google Patents
Energy-saving refrigerating house and quick-freeze tunnel refrigeration equipment thereof Download PDFInfo
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- CN201637184U CN201637184U CN2009203194060U CN200920319406U CN201637184U CN 201637184 U CN201637184 U CN 201637184U CN 2009203194060 U CN2009203194060 U CN 2009203194060U CN 200920319406 U CN200920319406 U CN 200920319406U CN 201637184 U CN201637184 U CN 201637184U
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Abstract
The utility model relates to an energy-saving refrigerating house and quick-freeze tunnel refrigeration equipment thereof. The energy-saving refrigerating house comprises a compressor, a condenser, a reservoir, an expansion valve and at least two groups of evaporators, wherein an electromagnetic valve is connected in series to an exhaust pipe leading from an exhaust port of the compressor to an air inlet of the condenser; a backflow pipe is connected to an exhaust pipe from the electromagnetic valve to the air inlet of the condenser; and a branch exhaust pipe is connected to an exhaust pipe from the electromagnetic valve to the compressor. In the refrigerating house system, the branch pipe of the pipeline and the electromagnetic valve are additionally arranged; and heat generated by the condenser is used for alternately defrosting the evaporators to ensure that the heat generated by the condenser is not discharged outside any more and just used for defrosting. The utility model makes the following contributions to the prior art that reversing works between the evaporators are utilized to defrost, which not only improves the defrosting efficiency, but also saves the energy; about 20 percent of energy is saved compared with that of the traditional defrosting; and the structure is simple and easy to realize the reformation and the operation of the traditional equipment.
Description
Technical field
The utility model relates to refrigerator system, be particularly related to real a kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant, this system increases the arm and the magnetic valve of pipeline, the heat that produces with condenser is the evaporimeter defrosting that hockets, the heat that condenser is produced no longer is discharged to the external world and just is being used on defrosting, has avoided the waste of the energy.
Background technology
The refrigeration system that refrigeration system is particularly bigger, long-time running need be used a large amount of energy, and the energy savings of how exploiting potentialities is particularly important.For example, freezer uses the refrigeration system serviceability temperature for a long time below 5 degree, all there is the problem of defrosting in evaporimeter, because the refrigeration system below serviceability temperature 5 degree, all can be lower than zero degree in evaporator surface temperature, large quantity of moisture accumulates in evaporator surface and forms frosting situation (especially sub-zero freezer), all needs to remove this part frost after operation a period of time, otherwise refrigerating efficiency reduces the consumption that has increased the energy significantly, and can't continue cooling.
Generally be to adopt auxiliary defrosting of electrical heating or hot gas defrosting now.Electric defrosting simply uses extensively owing to control at present, but power consumption is very big.Though hot gas defrosting control relative complex, higher to the system unit quality requirement, defrost efficient is higher is used but because of it, its principle is the inverted running of refrigeration system, promptly Zhi Leng part becomes and heats, the part that heats becomes refrigeration, the heat of making has been used for defrost, but the cold of making but will externally slattern.
Therefore, all to have the waste of the energy be the waste of electric power to two kinds of methods commonly used.
Summary of the invention
The purpose of this utility model is to propose a kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant technical scheme, this equipment adopts increases branch road and solenoid control, utilize heat that condenser produces to be the evaporimeter defrosting that hockets, the heat that condenser is produced no longer is discharged to the external world and just is being used on defrosting, has avoided the waste of the energy.
To achieve these goals, the technical solution of the utility model is: a kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant comprise: compressor, condenser, reservoir, expansion valve and evaporimeter, evaporimeter include refrigerant inlet, cold-producing medium return-air mouth.Before expansion valve is serially connected in the refrigerant inlet of evaporimeter; Compressor refrigerant return-air mouth is connected with the cold-producing medium return-air mouth of evaporimeter by the cold-producing medium muffler, exhaust outlet of compressor is connected with the condenser air inlet by blast pipe, the liquid outlet of condenser is connected to the inlet of reservoir, and the liquid outlet of reservoir is connected to the cold-producing medium input port of evaporimeter by the refrigerant liquid pipe; It is characterized in that:
Described evaporimeter is two groups at least;
The cold-producing medium incoming-stream manifold General Logistics Department of every group of evaporimeter is connected to the liquid outlet of reservoir;
After gathering, the cold-producing medium muffler of every group of evaporimeter is connected to the cold-producing medium return-air mouth of compressor;
Lead at exhaust outlet of compressor on the blast pipe of condenser air inlet and be serially connected with magnetic valve A, the blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to compressor connects exhaust arm D;
Before the refrigerant inlet of evaporimeter, a check valve a is arranged on the refrigerant liquid pipe and with expansion valve and is connected in series, the flow direction of check valve a is pointed to expansion valve to evaporimeter, and another check valve b is connected across the check valve a and the expansion valve two ends of serial connection, and check valve b flows to opposite with the flow direction of individual event valve a;
The cold-producing medium liquid outlet of reservoir serial connection to each road cold-producing medium woven hose of evaporimeter is provided with unidirectional control magnetic valve c, the flow direction of unidirectional control magnetic valve c is towards evaporimeter, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect unidirectional control magnetic valve d, unidirectional control magnetic valve d is connected with described return duct B, and the flow direction of unidirectional control magnetic valve d is towards blast pipe;
Be serially connected with magnetic valve e on compressor and each road cold-producing medium muffler that the cold-producing medium return-air mouth of evaporimeter is connected, on the cold-producing medium muffler from magnetic valve e to evaporimeter and be connected with magnetic valve f, the other end of magnetic valve f is connected with described exhaust branch pipe D.
Be connected in series evaporator pressure regulator on the cold-producing medium muffler of described compressor refrigerant return-air mouth, perhaps evaporator pressure regulator be serially connected on the cold-producing medium muffler of each group.
Described evaporimeter is a kind of in three groups, four groups, five groups, six groups, seven groups.
Be provided with shunt valve between the liquid outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device; Be provided with tube connector between described compressor refrigerant return-air mouth and the exhaust branch pipe D, tube connector is provided with pressure compensator.
A kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant, comprising: compressor, condenser, reservoir and evaporimeter, evaporimeter include refrigerant inlet, cold-producing medium return-air mouth and expansion valve, before expansion valve is serially connected in the refrigerant inlet of evaporimeter; Compressor refrigerant return-air mouth is connected with the cold-producing medium return-air mouth of evaporimeter by the cold-producing medium muffler, exhaust outlet of compressor is connected with the condenser air inlet by blast pipe, the liquid outlet of condenser is connected to the inlet of reservoir, and the liquid outlet of reservoir is connected to the cold-producing medium input port of evaporimeter by the refrigerant liquid pipe; It is characterized in that:
Described evaporimeter is two groups at least;
The cold-producing medium incoming-stream manifold General Logistics Department of every group of evaporimeter is connected to the liquid outlet of reservoir;
After gathering, the cold-producing medium muffler of every group of evaporimeter is connected to the cold-producing medium return-air mouth of compressor;
Lead at exhaust outlet of compressor on the blast pipe of condenser air inlet and be serially connected with magnetic valve A, the blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to compressor connects exhaust arm D;
At previous magnetic valve g of the refrigerant inlet of evaporimeter and expansion valve and connect and be arranged on the refrigerant liquid pipe;
The cold-producing medium liquid outlet of reservoir serial connection to each road cold-producing medium woven hose of evaporimeter is provided with unidirectional control magnetic valve c, the flow direction of unidirectional control magnetic valve c is towards evaporimeter, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect magnetic valve h, magnetic valve h is connected with described exhaust branch pipe D;
Be serially connected with magnetic valve e on compressor and each road cold-producing medium muffler that the cold-producing medium return-air mouth of evaporimeter is connected, cold-producing medium muffler from magnetic valve e to evaporimeter also is connected with unidirectional control magnetic valve j, the other end of unidirectional control magnetic valve j is connected with described return duct B, and the flow direction of unidirectional control magnetic valve j is towards blast pipe.
Described evaporimeter is a kind of in three groups, four groups, five groups, six groups, seven groups.
Be provided with shunt valve between the liquid outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device; Be provided with tube connector between described compressor refrigerant return-air mouth and the exhaust branch pipe D, tube connector is provided with pressure compensator.
A kind of energy-conservation condensate compressor group, comprise case or frame, in case or frame, compressor is installed, condenser and reservoir, the cold-producing medium drain pipe of reservoir is divided into two-way at least, it is identical that the way of separating to the cold-producing medium muffler of compressor refrigerant return-air mouth and the cold-producing medium drain pipe of reservoir separate way, the cold-producing medium drain pipe on each road and each road cold-producing medium muffler all are provided with stop valve, exhaust outlet of compressor leads on the blast pipe of condenser air inlet and is serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to exhaust outlet of compressor connects exhaust arm D;
Each road cold-producing medium woven hose is provided with unidirectional control magnetic valve c between from the reservoir to the stop valve, the flow direction of unidirectional control magnetic valve c is towards stop valve, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect unidirectional control magnetic valve d, unidirectional control magnetic valve d is connected with described return duct B, and the flow direction of unidirectional control magnetic valve d is towards blast pipe;
Each road cold-producing medium muffler is connected with magnetic valve e between from the compressor to the stop valve, and the cold-producing medium muffler from magnetic valve e to stop valve also is connected with magnetic valve f, and the other end of magnetic valve f is connected with described exhaust branch pipe D.
A kind of energy-conservation condensate compressor group, described unit comprises case or frame, in case or frame, compressor is installed, condenser and reservoir, the cold-producing medium drain pipe of reservoir is divided into two-way at least, it is identical that the way of separating to the cold-producing medium muffler of compressor refrigerant return-air mouth and the cold-producing medium drain pipe of reservoir separate way, the cold-producing medium drain pipe on each road and each road cold-producing medium muffler all are provided with stop valve, exhaust outlet of compressor leads on the blast pipe of condenser air inlet and is serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to exhaust outlet of compressor connects exhaust arm D;
Each road cold-producing medium woven hose is provided with unidirectional control magnetic valve c between from the reservoir to the stop valve, the flow direction of unidirectional control magnetic valve c is towards stop valve, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect magnetic valve h, magnetic valve h is connected with described exhaust branch pipe D;
Each road cold-producing medium muffler is connected with magnetic valve e between from the compressor to the stop valve, cold-producing medium muffler from magnetic valve e to stop valve also is connected with unidirectional control magnetic valve j, the other end of unidirectional control magnetic valve j is connected with described return duct B, and the flow direction of unidirectional control magnetic valve j is towards blast pipe.
The beneficial effects of the utility model are:
1. the utility model has utilized and has switched reverse operation realization defrosting between the evaporimeter, has both improved defrost efficient, saves the energy again;
2. the utility model is than traditional defrost energy savings about 20%;
3. the utility model transformation and operation that is easy to existing equipment simple in structure.
Below in conjunction with drawings and Examples the utility model is done a detailed description.
Description of drawings
Fig. 1 is the refrigeration plant structural representation of two groups of evaporimeters of the utility model;
Fig. 2 has the refrigeration plant structural representation of evaporator pressure regulator for the utility model;
Fig. 3 is the refrigeration plant structural representation of three groups of evaporimeters of the utility model;
Fig. 4 is for being provided with hydrojet cooling device schematic diagram between the utility model reservoir and the compressor;
Fig. 5 is provided with the pressure compensator schematic diagram for the utility model compressor and return duct D;
Fig. 6 is the refrigeration plant structural representation of the another kind of two groups of evaporimeters of the utility model;
Fig. 7 is the energy-conservation condensate compressor group of a utility model structural representation;
Fig. 8 is the another kind of energy-conservation condensate compressor group structural representation of the utility model.
The specific embodiment
Embodiment 1:
A kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant embodiment, referring to Fig. 1 and Fig. 2, described refrigeration plant comprises: compressor 1, condenser 2, reservoir 3 and evaporimeter 4, evaporimeter includes refrigerant inlet 4-1, cold-producing medium return-air mouth 4-2 and expansion valve 4-3, before expansion valve is serially connected in the refrigerant inlet of evaporimeter; Compressor refrigerant return-air mouth 1-1 is connected with the cold-producing medium return-air mouth of evaporimeter by cold-producing medium muffler 5, exhaust outlet of compressor 1-2 is connected with condenser air inlet 2-1 by blast pipe 6, the liquid outlet 2-2 of condenser is connected to the inlet 3-1 of reservoir, and the liquid outlet 3-2 of reservoir is connected to the cold-producing medium input port of evaporimeter by refrigerant liquid pipe 7; Certainly, system also comprises the gas-liquid separator 8 of compressor refrigerant return-air outlet serial connection and the oil eliminator 9 of exhaust outlet of compressor serial connection; Cold-producing medium liquid outlet at reservoir also is serially connected with filter 10;
As shown in Figure 1, described evaporimeter is two groups at least;
The refrigerant liquid manifold General Logistics Department of every group of evaporimeter is connected to the cold-producing medium liquid outlet of reservoir through filter;
The cold-producing medium muffler of every group of evaporimeter gathers after gas-liquid separator is connected to compressor refrigerant return-air mouth;
Lead to through oil eliminator at exhaust outlet of compressor on the blast pipe of condenser system air inlet and be serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to compressor air-discharging connects exhaust arm D;
Be arranged on the refrigerant liquid pipe and at the previous check valve a of the refrigerant inlet of evaporimeter and be connected in series with expansion valve, the flow direction of check valve a is pointed to expansion valve to evaporimeter, another check valve b is connected across the check valve a and the expansion valve two ends of serial connection, and check valve b flows to opposite with the flow direction of individual event valve a;
Each road cold-producing medium woven hose that the cold-producing medium liquid outlet of reservoir comes out to evaporimeter is provided with unidirectional control magnetic valve c, the flow direction of unidirectional control magnetic valve c is towards evaporimeter, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and pick out unidirectional control magnetic valve d, unidirectional control magnetic valve d is connected with described return duct B, and the flow direction of unidirectional control magnetic valve d is towards blast pipe;
Be connected with magnetic valve e on compressor and each road cold-producing medium muffler that the cold-producing medium return-air mouth of evaporimeter is connected, the cold-producing medium muffler from magnetic valve e to evaporimeter also is connected to magnetic valve f, and the other end of magnetic valve f is connected with described exhaust branch pipe D.
Sometimes need on the cold-producing medium muffler of compressor refrigerant return-air mouth, be connected in series evaporator pressure regulator 11 as shown in Figure 1, temperature that can the overall adjustment system, perhaps evaporator pressure regulator is serially connected on the cold-producing medium muffler of each group as shown in Figure 2, can regulate the temperature of each group evaporimeter, to adapt to the more work environment, evaporator pressure regulator is known product.
The operation principle of present embodiment is: two groups of evaporimeters among Fig. 1 are divided into evaporimeter A and evaporimeter B, and the one-way cock that evaporimeter A connects is c, d, e, f, and the one-way cock that same position evaporimeter B connects is c1, d1, e1, f1,
When all evaporimeter freezed, cyclelog control magnetic valve A opened, and c, c1, e, e1 open, and d, d1, f, f1 close, and cold-producing medium is pressed the directions X operation, finishes each evaporimeter refrigeration work.
During a certain evaporimeter defrost, cyclelog control magnetic valve A closes, and c, e close, c1, e1 open, and d1, f1 close, and d, f open, and the defrost cold-producing medium press the Y direction and moved.
Embodiment 2:
The embodiment of a kind of power saving refrigerator, three groups of evaporimeters of refrigerator freeze tunnel refrigeration plant, referring to Fig. 3 and embodiment 1, described evaporimeter can be divided into three groups, four groups, five groups, six groups, seven groups according to actual needs, and shown in the present embodiment is three groups of evaporimeter embodiment.Operation principle reference example 1 operation principle of present embodiment can be done any combination, can be two groups of refrigeration, one group of defrost, and the refrigeration train number will be more than defrost; Four groups, five groups in like manner, realizes the different combinations of defrost one by one by the control to magnetic valve in a word.
Embodiment 3:
A kind of at reservoir the cold-producing medium liquid outlet and compressor between be provided with a kind of power saving refrigerator of hydrojet cooling device, refrigerator freeze tunnel refrigeration plant embodiment, referring to Fig. 4 and embodiment 1, when compressor need add cooling, increase shunt valve between the refrigerant outlet of described reservoir and the compressor, be provided with hydrojet cooling device 12 on shunt valve, this device is a well known device.
Embodiment 4:
A kind of a kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant embodiment that has pressure compensator, referring to Fig. 5 and embodiment 1, when lower or back pressure is low in evaporating temperature, be provided with tube connector between described compressor refrigerant return-air inlet and the exhaust branch pipe D, tube connector is provided with pressure compensator 13, and this device is a well known device.
Embodiment 5:
Another power saving refrigerator, refrigerator freeze tunnel refrigeration plant embodiment, referring to Fig. 6, this embodiment has adopted evaporimeter just flowing to defrosting, and described equipment comprises: compressor, condenser, reservoir, expansion valve and evaporimeter, evaporimeter include refrigerant inlet, cold-producing medium return-air mouth.Before expansion valve is serially connected in the refrigerant inlet of evaporimeter; Compressor refrigerant return-air mouth is connected with the cold-producing medium return-air mouth of evaporimeter by the cold-producing medium muffler, exhaust outlet of compressor is connected with the condenser air inlet by blast pipe, the liquid outlet of condenser is connected to the inlet of reservoir, and the liquid outlet of reservoir is connected to the cold-producing medium input port of evaporimeter by the refrigerant liquid pipe; It is characterized in that:
Described evaporimeter is two groups at least;
The cold-producing medium incoming-stream manifold General Logistics Department of every group of evaporimeter is connected to the liquid outlet of reservoir;
After gathering, the cold-producing medium muffler of every group of evaporimeter is connected to the cold-producing medium return-air mouth of compressor;
Lead at exhaust outlet of compressor on the blast pipe of condenser air inlet and be serially connected with magnetic valve A, the blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to compressor connects exhaust arm D;
At previous magnetic valve g of the refrigerant inlet of evaporimeter and expansion valve and connect and be arranged on the refrigerant liquid pipe;
Each road cold-producing medium woven hose that the cold-producing medium liquid outlet of reservoir comes out to evaporimeter is provided with unidirectional control magnetic valve c, the flow direction of unidirectional control magnetic valve c is towards evaporimeter, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect magnetic valve h, magnetic valve h is connected with described exhaust branch pipe D;
Be connected with magnetic valve e on compressor and each road cold-producing medium muffler that the cold-producing medium return-air mouth of evaporimeter is connected, cold-producing medium muffler from magnetic valve e to evaporimeter also is connected with unidirectional control magnetic valve j, the other end of unidirectional control magnetic valve j is connected with described return duct B, and the flow direction of unidirectional control magnetic valve j is towards blast pipe.
Embodiment 6:
A kind of at reservoir the cold-producing medium liquid outlet and compressor between be provided with a kind of power saving refrigerator, the refrigerator freeze tunnel refrigeration plant embodiment of hydrojet cooling device, referring to embodiment 5, when compressor need add cooling, increase shunt valve between the refrigerant outlet of described reservoir and the compressor, be provided with hydrojet cooling device 12 on shunt valve, this device is a well known device.
Embodiment 7:
A kind of a kind of power saving refrigerator, refrigerator freeze tunnel refrigeration plant embodiment that has pressure compensator, referring to embodiment 5, when lower or back pressure is low in evaporating temperature, be provided with tube connector between described compressor refrigerant return-air mouth and the exhaust branch pipe D, tube connector is provided with pressure compensator 13, and this device is a well known device.
Embodiment 8:
A kind of energy-conservation condensate compressor group embodiment, referring to Fig. 7, described unit comprises case or frame, in case or frame, compressor is installed, condenser and reservoir, the cold-producing medium drain pipe of reservoir is divided into two-way at least, it is identical that the way of separating to the cold-producing medium muffler of compressor and the cold-producing medium drain pipe of reservoir separate way, the cold-producing medium drain pipe on each road and each road cold-producing medium muffler all are provided with stop valve, exhaust outlet of compressor leads on the blast pipe of condenser air inlet and is serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to exhaust outlet of compressor connects exhaust arm D;
Each road cold-producing medium woven hose is provided with unidirectional control magnetic valve c between from the reservoir to the stop valve, the flow direction of unidirectional control magnetic valve c is towards stop valve, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and pick out unidirectional control magnetic valve d, unidirectional control magnetic valve d is connected with described return duct B, and the flow direction of unidirectional control magnetic valve d is towards blast pipe;
Each road compressor return air pipe is connected with magnetic valve e between from the compressor to the stop valve, and the cold-producing medium muffler from magnetic valve e to stop valve also is connected to magnetic valve f, and the other end of magnetic valve f is connected with described exhaust branch pipe D.
Embodiment 9:
A kind of at reservoir refrigerant outlet and compressor between be provided with the energy-conservation condensate compressor group of hydrojet cooling device embodiment, referring to embodiment 8, be provided with shunt valve between the refrigerant outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device.
Embodiment 10:
A kind of energy-conservation air-cooled condensate compressor group embodiment that has pressure compensator referring to embodiment 8, is provided with tube connector between described compressor refrigerant backflow input port and the exhaust branch pipe D, and tube connector is provided with pressure compensator.
Embodiment 11:
A kind of energy-conservation condensate compressor group embodiment, referring to Fig. 8, described unit comprises case or frame, in case or frame, compressor is installed, condenser and reservoir, the cold-producing medium drain pipe of reservoir is divided into two-way at least, it is identical that the way of separating to the cold-producing medium muffler of compressor and the cold-producing medium drain pipe of reservoir separate way, the cold-producing medium drain pipe on each road and each road cold-producing medium muffler all are provided with stop valve, exhaust outlet of compressor leads on the blast pipe of condenser air inlet and is serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to exhaust outlet of compressor connects exhaust arm D;
Each road cold-producing medium woven hose is provided with unidirectional control magnetic valve c between from the reservoir to the stop valve, the flow direction of unidirectional control magnetic valve c is towards stop valve, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and pick out magnetic valve h, magnetic valve h props up D with described exhaust and is connected;
Each road compressor return air pipe is connected with magnetic valve e between from the compressor to the stop valve, cold-producing medium muffler from magnetic valve e to stop valve also is connected to unidirectional control magnetic valve j, the other end of unidirectional control magnetic valve j is connected with described return duct B, and the flow direction of unidirectional control magnetic valve j is towards blast pipe.
Embodiment 12:
A kind of at reservoir refrigerant outlet and compressor between be provided with the energy-conservation condensate compressor group of hydrojet cooling device embodiment, referring to embodiment 11, be provided with shunt valve between the refrigerant outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device.
Embodiment 13:
A kind of energy-conservation air-cooled condensate compressor group embodiment that has pressure compensator referring to embodiment 11, is provided with tube connector between described compressor refrigerant backflow input port and the exhaust branch pipe D, and tube connector is provided with pressure compensator.
Claims (10)
1. a power saving refrigerator, refrigerator freeze tunnel refrigeration plant, comprising: compressor, condenser, reservoir, expansion valve and evaporimeter, evaporimeter include refrigerant inlet, cold-producing medium return-air mouth.Before expansion valve is serially connected in the refrigerant inlet of evaporimeter; Compressor refrigerant return-air mouth is connected with the cold-producing medium return-air mouth of evaporimeter by the cold-producing medium muffler, exhaust outlet of compressor is connected with the condenser air inlet by blast pipe, the liquid outlet of condenser is connected to the inlet of reservoir, and the liquid outlet of reservoir is connected to the cold-producing medium input port of evaporimeter by the refrigerant liquid pipe; It is characterized in that:
Described evaporimeter is two groups at least;
The cold-producing medium incoming-stream manifold General Logistics Department of every group of evaporimeter is connected to the liquid outlet of reservoir;
After gathering, the cold-producing medium muffler of every group of evaporimeter is connected to the cold-producing medium return-air mouth of compressor;
Lead at exhaust outlet of compressor on the blast pipe of condenser air inlet and be serially connected with magnetic valve A, the blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to compressor connects exhaust arm D;
Before the refrigerant inlet of evaporimeter, a check valve a is arranged on the refrigerant liquid pipe and with expansion valve and is connected in series, the flow direction of check valve a is pointed to expansion valve to evaporimeter, and another check valve b is connected across the check valve a and the expansion valve two ends of serial connection, and check valve b flows to opposite with the flow direction of individual event valve a;
The cold-producing medium liquid outlet of reservoir serial connection to each road cold-producing medium woven hose of evaporimeter is provided with unidirectional control magnetic valve c, the flow direction of unidirectional control magnetic valve c is towards evaporimeter, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect unidirectional control magnetic valve d, unidirectional control magnetic valve d is connected with described return duct B, and the flow direction of unidirectional control magnetic valve d is towards blast pipe;
Be serially connected with magnetic valve e on compressor and each road cold-producing medium muffler that the cold-producing medium return-air mouth of evaporimeter is connected, on the cold-producing medium muffler from magnetic valve e to evaporimeter and be connected with magnetic valve f, the other end of magnetic valve f is connected with described exhaust branch pipe D.
2. according to the described a kind of power saving refrigerator of claim 1, refrigerator freeze tunnel refrigeration plant, it is characterized in that, be connected in series evaporator pressure regulator on the cold-producing medium muffler of described compressor refrigerant return-air mouth, perhaps evaporator pressure regulator be serially connected on the cold-producing medium muffler of each group.
3. according to the described a kind of power saving refrigerator of claim 1, refrigerator freeze tunnel refrigeration plant, it is characterized in that described evaporimeter is a kind of in three groups, four groups, five groups, six groups, seven groups.
4. according to the described a kind of power saving refrigerator of claim 1, refrigerator freeze tunnel refrigeration plant, it is characterized in that, be provided with shunt valve between the liquid outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device; Be provided with tube connector between described compressor refrigerant return-air mouth and the exhaust branch pipe D, tube connector is provided with pressure compensator.
5. a power saving refrigerator, refrigerator freeze tunnel refrigeration plant, comprising: compressor, condenser, reservoir, expansion valve and evaporimeter, evaporimeter include refrigerant inlet, cold-producing medium return-air mouth.Before expansion valve is serially connected in the refrigerant inlet of evaporimeter; Compressor refrigerant return-air mouth is connected with the cold-producing medium return-air mouth of evaporimeter by the cold-producing medium muffler, exhaust outlet of compressor is connected with the condenser air inlet by blast pipe, the liquid outlet of condenser is connected to the inlet of reservoir, and the liquid outlet of reservoir is connected to the cold-producing medium input port of evaporimeter by the refrigerant liquid pipe; It is characterized in that:
Described evaporimeter is two groups at least;
The cold-producing medium incoming-stream manifold General Logistics Department of every group of evaporimeter is connected to the liquid outlet of reservoir;
After gathering, the cold-producing medium muffler of every group of evaporimeter is connected to the cold-producing medium return-air mouth of compressor;
Lead at exhaust outlet of compressor on the blast pipe of condenser air inlet and be serially connected with magnetic valve A, the blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to compressor connects exhaust arm D;
At previous magnetic valve g of the refrigerant inlet of evaporimeter and expansion valve and connect and be arranged on the refrigerant liquid pipe;
The cold-producing medium liquid outlet of reservoir serial connection to each road cold-producing medium woven hose of evaporimeter is provided with unidirectional control magnetic valve c, the flow direction of unidirectional control magnetic valve c is towards evaporimeter, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect magnetic valve h, magnetic valve h is connected with described exhaust branch pipe D;
Be serially connected with magnetic valve e on compressor and each road cold-producing medium muffler that the cold-producing medium return-air mouth of evaporimeter is connected, cold-producing medium muffler from magnetic valve e to evaporimeter also is connected with unidirectional control magnetic valve j, the other end of unidirectional control magnetic valve j is connected with described return duct B, and the flow direction of unidirectional control magnetic valve j is towards blast pipe.
6. according to the described a kind of power saving refrigerator of claim 5, refrigerator freeze tunnel refrigeration plant, it is characterized in that, be provided with shunt valve between the liquid outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device; Be provided with tube connector between described compressor refrigerant return-air mouth and the exhaust branch pipe D, tube connector is provided with pressure compensator.
7. energy-conservation condensate compressor group, comprise case or frame, in case or frame, compressor is installed, condenser and reservoir, it is characterized in that, the cold-producing medium drain pipe of reservoir is divided into two-way at least, it is identical that the way of separating to the cold-producing medium muffler of compressor refrigerant return-air mouth and the cold-producing medium drain pipe of reservoir separate way, the cold-producing medium drain pipe on each road and each road cold-producing medium muffler all are provided with stop valve, exhaust outlet of compressor leads on the blast pipe of condenser air inlet and is serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to exhaust outlet of compressor connects exhaust arm D;
Each road cold-producing medium woven hose is provided with unidirectional control magnetic valve c between from the reservoir to the stop valve, the flow direction of unidirectional control magnetic valve c is towards stop valve, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect unidirectional control magnetic valve d, unidirectional control magnetic valve d is connected with described return duct B, and the flow direction of unidirectional control magnetic valve d is towards blast pipe;
Each road cold-producing medium muffler is connected with magnetic valve e between from the compressor to the stop valve, and the cold-producing medium muffler from magnetic valve e to stop valve also is connected with magnetic valve f, and the other end of magnetic valve f is connected with described exhaust branch pipe D.
8. according to the described a kind of energy-conservation condensate compressor group of claim 7, it is characterized in that, be provided with shunt valve between the refrigerant outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device; Be provided with tube connector between described compressor refrigerant backflow input port and the exhaust branch pipe D, tube connector is provided with pressure compensator.
9. energy-conservation condensate compressor group, described unit comprises case or frame, in case or frame, compressor is installed, condenser and reservoir, it is characterized in that, the cold-producing medium drain pipe of reservoir is divided into two-way at least, it is identical that the way of separating to the cold-producing medium muffler of compressor refrigerant return-air mouth and the cold-producing medium drain pipe of reservoir separate way, the cold-producing medium drain pipe on each road and each road cold-producing medium muffler all are provided with stop valve, exhaust outlet of compressor leads on the blast pipe of condenser air inlet and is serially connected with magnetic valve A, blast pipe from magnetic valve A to the condenser air inlet connects return duct B, and the blast pipe from magnetic valve A to exhaust outlet of compressor connects exhaust arm D;
Each road cold-producing medium woven hose is provided with unidirectional control magnetic valve c between from the reservoir to the stop valve, the flow direction of unidirectional control magnetic valve c is towards stop valve, on the cold-producing medium woven hose of unidirectional control magnetic valve c front end and connect magnetic valve h, magnetic valve h is connected with described exhaust branch pipe D;
Each road cold-producing medium muffler is connected with magnetic valve e between from the compressor to the stop valve, cold-producing medium muffler from magnetic valve e to stop valve also is connected with unidirectional control magnetic valve j, the other end of unidirectional control magnetic valve j is connected with described return duct B, and the flow direction of unidirectional control magnetic valve j is towards blast pipe.
10. according to the described a kind of energy-conservation condensate compressor group of claim 9, it is characterized in that, be provided with shunt valve between the refrigerant outlet of described reservoir and the compressor, on shunt valve, be provided with the hydrojet cooling device; Be provided with tube connector between described compressor refrigerant backflow input port and the exhaust branch pipe D, tube connector is provided with pressure compensator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203194060U CN201637184U (en) | 2009-12-31 | 2009-12-31 | Energy-saving refrigerating house and quick-freeze tunnel refrigeration equipment thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203194060U CN201637184U (en) | 2009-12-31 | 2009-12-31 | Energy-saving refrigerating house and quick-freeze tunnel refrigeration equipment thereof |
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| CN201637184U true CN201637184U (en) | 2010-11-17 |
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| CN2009203194060U Expired - Fee Related CN201637184U (en) | 2009-12-31 | 2009-12-31 | Energy-saving refrigerating house and quick-freeze tunnel refrigeration equipment thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914106A (en) * | 2012-11-27 | 2013-02-06 | 江苏省苏食肉品有限公司 | Refrigerator defrosting method in cold chain system |
| CN103557674A (en) * | 2013-11-12 | 2014-02-05 | 温岭市钱江化工机械有限公司 | Safety control system for hot refrigerant defrosting of refrigerator |
| CN104236150A (en) * | 2013-06-17 | 2014-12-24 | 青月村燊股份有限公司 | Structure of freezer |
| CN104930791A (en) * | 2014-03-21 | 2015-09-23 | 青月村燊股份有限公司 | Multifunctional refrigerating machine |
-
2009
- 2009-12-31 CN CN2009203194060U patent/CN201637184U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914106A (en) * | 2012-11-27 | 2013-02-06 | 江苏省苏食肉品有限公司 | Refrigerator defrosting method in cold chain system |
| CN104236150A (en) * | 2013-06-17 | 2014-12-24 | 青月村燊股份有限公司 | Structure of freezer |
| CN103557674A (en) * | 2013-11-12 | 2014-02-05 | 温岭市钱江化工机械有限公司 | Safety control system for hot refrigerant defrosting of refrigerator |
| CN103557674B (en) * | 2013-11-12 | 2016-01-20 | 台州龙江化工机械科技有限公司 | A kind of safety control system for the defrosting of freezer warm refrigerant |
| CN104930791A (en) * | 2014-03-21 | 2015-09-23 | 青月村燊股份有限公司 | Multifunctional refrigerating machine |
| CN104930791B (en) * | 2014-03-21 | 2017-03-01 | 青月村燊股份有限公司 | A kind of Multi-function freezer |
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Granted publication date: 20101117 Termination date: 20111231 |