CN201497245U - Small refrigerating equipment - Google Patents
Small refrigerating equipment Download PDFInfo
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- CN201497245U CN201497245U CN2009202368811U CN200920236881U CN201497245U CN 201497245 U CN201497245 U CN 201497245U CN 2009202368811 U CN2009202368811 U CN 2009202368811U CN 200920236881 U CN200920236881 U CN 200920236881U CN 201497245 U CN201497245 U CN 201497245U
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- water tank
- evaporimeter
- heat
- condenser
- small refrigerating
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Abstract
The utility model discloses small refrigerating equipment, which comprises a compressor, a condenser, a throttle mechanism, an evaporator as well as a cooling water tank containing cooling liquid, wherein the condenser is arranged in the cooling water tank and exchanges heat with the cooling liquid; the evaporator and the condenser are arranged in the identical space, and the separation of the refrigerating production of the evaporator and the heating production of the condenser is realized in the identical space at the same time. The heat produced by the condenser is absorbed by the cooling liquid with large heat capacity and stored in the abundant liquid of the cooling water tank, so as to avoid the energy from exchanging heat with the outside of the space through the condenser which results in the increasing of the temperature in the space, and as the energy in the cooling liquid is rarely emitted to the atmosphere, the refrigerating effect of the whole space is improved.
Description
Technical field
The utility model relates to refrigeration technology field, more particularly relates to a kind of Small Refrigerating Equipment that adopts the mechanical compression type refrigeration modes.
Background technology
The refrigeration plant of existing machinery compression-type refrigeration, as refrigerator, refrigerator, air-conditioning, generally bulky, its condenser all is the mode that adopts the cross-ventilation heat exchange, some more large-scale refrigeration, air-conditioning equipment is also arranged, as central air-conditioning, freezer, cold-test chamber, its condensing mode adopts cooling water in conjunction with the cooling of cooling tower spray, no matter be cross-ventilation heat exchange or the cooling of cooling tower spray, all adopt, improve the refrigerating efficiency of refrigerated area refrigerated area and the separated form of heat dissipation region; If condenser heat radiation and the heat exchange of evaporimeter refrigeration are placed under the same space, will make the temperatures at localized regions of refrigeration descend and the bulk temperature in space is more and more higher, therefore, for large and medium-sized refrigeration plant, as air-conditioning, the working space of evaporimeter and condenser is independently to separate.But, be fit to use the situation of small-type refrigeration appliance for some, as little thermantidote, the temperature control equipment of instrument measurer, again the refrigeration of Small Refrigerating Equipment and heat radiation separately design just seem unreasonable, a kind of instrument and equipment of disclosed Chinese utility model patent on March 25th, 1998 is with the constant temperature cooling water machine (patent No.: 96223868.6) disclose a such technical scheme, it is compressor, condenser, evaporation coil and constant temperature cooling water generating means all are arranged in the same housing, structure is comparatively small and exquisite, it is more convenient to move use, be easy to carry, refrigeration system provides cold to be used for the cooling of instrument and equipment.This water body long-pending little in light weight, compact conformation is exquisite, but, the condenser of this device is to adopt the fan forced convection heat exchange, the heat dissipation capacity of condenser will make the indoor temperature in room raise, the operation of fan can make ambient air quicken to flow again, greatly reduce the comfort level in room, also weakened the cooling effect that places the instrument and equipment in the same room simultaneously.
The utility model content
The technical problems to be solved in the utility model is, a kind of Small Refrigerating Equipment is provided, make evaporimeter and condenser coexist as the same space, but the cold that both produced does not mix in the same communal space mutually with heat, thereby the heat that produces when reducing refrigerating plant work is to the influence of environment temperature, reach local cooling and the communal space effect of temperature rise hardly, to overcome the deficiencies in the prior art.
For solving the problems of the technologies described above, construct a kind of Small Refrigerating Equipment, comprise compressor 1, condenser 2, throttle mechanism 3, evaporimeter 4, also comprise the cooling water tank 22 that is loaded with cooling fluid 21, described condenser 2 heat units are placed in the cooling water tank 22, and with described cooling fluid 21 heat-shifts, the cooling fluid of heat by big thermal capacitance absorbed and be stored in the cooling fluid.
In the above-mentioned Small Refrigerating Equipment, cooling water tank 22 can be Open architecture.In device, establish controller, cooling water tank 22 can be established water inlet and discharge outlet, discharge outlet connects draining valve, establish temperature sensor and fluid level controller in the cooling water tank 22, described temperature sensor is electrically connected with controller with draining valve, cooling fluid 21 can be discharged and replenish, to guarantee system stability, efficient operation according to the setting of controller.Cooling fluid 21 can be selected aqueous water.
In the above-mentioned Small Refrigerating Equipment, in the evaporating area around the evaporimeter 4, be provided with fan 41.
Above-mentioned Small Refrigerating Equipment, can also comprise second heat-exchanger rig, by evaporimeter water tank 43, heat exchanger 5, water pump 6, be formed by connecting by circulating line, evaporimeter 4 is in evaporimeter water tank 43, refrigerating medium 42 to the liquid state in the water tank cools off, and liquid refrigerating medium 42 is that power source circulates with the pump in described second heat-exchanger rig, and cold is transferred in the heat exchanger 5.For improving system effectiveness, in refrigerating plant, be provided with heat exchanger fan 51 enhanced heat exchange device heat exchange.The housing peripheral hardware heat-insulation layer of evaporimeter water tank 43, be used for the refrigerating medium of evaporimeter water tank is incubated, reduce of the heat exchange of liquid refrigerating medium by evaporimeter water tank and air, evaporimeter contacts with the refrigerating medium of liquid state in the evaporimeter water tank, or the refrigeration piping of evaporimeter is laid on the metal inner tube wall of described evaporimeter water tank, by the metal inner tube wall cold is passed to refrigerating medium.
The utility model compared with prior art has the following advantages and beneficial effect:
1. evaporimeter and condenser coexist as the same space, have realized evaporimeter refrigeratory capacity and condenser quantity of heat production separating at the same space simultaneously.The heat that condenser produces is absorbed by the big cooling liquid of thermal capacitance and is stored in the big quantity of fluid of cooling water tank, having avoided the external world of energy by condenser and isospace to carry out heat exchange raises the isospace environment temperature, be present in that energy in the cooling liquid is less to be distributed in air, improved the refrigeration of overall space.
2. adopt the exchange heat of liquid coolant realization heat exchanger further to expand the scope of application of the present utility model.
3. the utility model compact conformation, stable and reliable for performance has advantage in light weight, that cost is low, efficient is high.
Description of drawings
Fig. 1 is the structural representation of a kind of Small Refrigerating Equipment embodiment one of the utility model;
Fig. 2 is the structural representation of a kind of Small Refrigerating Equipment embodiment two of the utility model;
Fig. 3 is the structural representation of a kind of Small Refrigerating Equipment embodiment three of the utility model.
The specific embodiment
Below in conjunction with the utility model accompanying drawing; the specific embodiment of the present utility model is described; obviously; the described specific embodiment only is a part of embodiment; based on embodiment of the present utility model; other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work are all in protection domain of the present utility model.
Embodiment one
Small Refrigerating Equipment of the present utility model, utilized cooling fluid 21 and condenser 2 to carry out heat exchange, the heat of high-temperature high-pressure refrigerant in the condenser 2 is taken away by bigger cooling fluid 21 absorptions of thermal capacitance, and be stored in the open type cooling water case 22, rather than exchange heat is fallen by air.The heat that condenser 2 produces is stored in the bigger cooling fluid of thermal capacity 21, lessly distribute to air, and cold that the evaporimeter 4 that co-exists in the same space produces and air or medium exchange, realize refrigeration, thereby finished the separation of hot and cold amount in the same space, improved the refrigeration of overall space.
Referring to Fig. 1, the refrigeration system of refrigerating plant is formed by connecting by compressor 1, condenser 2, throttle mechanism 3, evaporimeter 4.The high-temperature high-pressure refrigerant steam that compressor 1 is discharged enters throttle mechanism 3 throttling step-downs after condenser 2 condensations, the low-temperature low-pressure refrigerant liquid that comes out from throttle mechanism enters evaporimeter 4 carburation by evaporations, gets back to compressor 1 again, so goes round and begins again.Wherein throttle mechanism 3 can be a capillary simple in structure, also can select throttle expansion valve.Compressor 1 is the heart component of refrigeration system, adopts high-efficiency full-closed compressor.The heat exchange employing of condenser 2 and cooling fluid 21 heat exchange patterns but not cross-ventilation heat exchange, one cooling water tank 22 that is loaded with cooling fluid 21 is arranged in device, condenser 2 places in the cooling water tank 22, the big calorimetric that cooling fluid 21 absorptive condensers 2 produce, the temperature of cooling fluid 21 can rise along with the release of condenser heat in the continuous work of compressor 1, can change the cooling fluid in the cooling water tank 22 21 for realizing good refrigeration.Condenser 2 is coil-like, also can be by curved coiled definite shape of condenser pipe or finned cooler.
In the utility model, for guaranteeing the with low cost of cooling fluid 21, cooling fluid 21 can be selected aqueous water.
Embodiment two
See Fig. 2, on the basis of embodiment one, in the evaporation region around placing evaporimeter 4 an enhanced heat exchange fan 41 is set, enhanced heat exchange fan 41 is contained in the positive the place ahead or the rear of evaporimeter 4, or the side, or evaporimeter 4 above or below, the structure of concrete view apparatus and deciding, enhanced heat exchange fan 41 can be strengthened the heat transfer rate of evaporimeter 4 greatly, improves the operating efficiency of system.
Embodiment three
See Fig. 3, need be for some to the occasion of the target cooling of interval refrigerating plant certain distance, or the inapplicable cold air environment of directly lowering the temperature, can utilize liquid refrigerating medium 42 to realize the remote conveying of colds.Increase by second heat-exchanger rig on the compression mechanism cold loop, this device is made up of evaporimeter water tank 43, heat exchanger 5, water pump 6, connects by circulating line.The cold that refrigerating medium 42 in evaporimeter water tank 43 is drawn evaporimeter 4 generations becomes cryogenic liquid, with water pump 6 is power source, circulate in second heat-exchanger rig by the liquid refrigerating medium 42 in the pipeline, the cold that evaporimeter 4 is produced is delivered to the heat exchanger 5 by refrigerating medium 42 in evaporimeter water tank 43, refrigerating medium 42 temperature raise carry out heat exchange in heat exchanger 5 after, be back in the evaporimeter water tank 43, absorb the cold cooling that evaporimeter 4 produces again, circulation repeatedly.Can for improving system effectiveness, on heat exchanger 5, establish heat exchanger fan 51 with water as refrigerating medium in the utility model.The housing peripheral hardware heat-insulation layer of evaporimeter water tank 43, be used for the refrigerating medium 42 of the liquid state of evaporimeter water tank 43 is incubated, reduce refrigerating medium 42 by the heat exchange of evaporimeter water tank 43 with air, evaporimeter 4 (can be pipe-coil type evaporator) contacts with refrigerating medium 42 in evaporimeter water tank 43, or employing tube-in-sheet evaporator, the refrigeration piping of evaporimeter 4 is laid on the metal inner tube wall of described evaporimeter water tank 43, cold is passed to refrigerating medium 42 by the metal inner tube wall.With low cost for guaranteeing refrigerating medium 42, refrigerating medium 42 can be selected aqueous water.
Embodiment four
Small Refrigerating Equipment of the present utility model is done further to improve on the basis of embodiment one, but in order to make the liquid secondary utilization in the cooling water tank 22, and cooling fluid 21 is remained under the lower temperature operating mode, present embodiment increase cooling fluid 21 discharge and feedway (not shown in the accompanying drawing), specifically: in Small Refrigerating Equipment of the present utility model, controller is set, on cooling water tank 22, establish water inlet and discharge outlet, discharge outlet connects draining valve, and water inlet is connected with the feed tank of cooling fluid 21.Establish fluid level controller in the cooling water tank 22,, when cooling fluid 21 deficiencies, can realize fluid infusion automatically as ball-cock assembly.Simultaneously, in cooling water tank 22, establish temperature sensor, this temperature sensor is electrically connected with controller with draining valve, when the signal of controller reception temperature sensor, detect when temperature is too high in the water tank, controller control draining valve is opened, flow out part cooling fluid 21, the feedway automatic liquid supply can be controlled in the range of set temperature cooling fluid 21, thereby has guaranteed system stability, efficient operation.Present embodiment also can be further improved enforcement in embodiment two or three.
Small Refrigerating Equipment of the present utility model, evaporimeter 4 coexists as the same space with condenser 2, simultaneously.The heat major part that condenser 2 produces is absorbed by the big cooling fluid 21 of thermal capacitance, seldom be dispersed in the surrounding space, evaporimeter 4 refrigeratory capacitys and condenser 2 quantities of heat production separating have been realized at the same space, guarantee that the situation of big temperature rise does not appear in the space at device place, overcome and adopted cross-ventilation to be condensate in the refrigeration of refrigeration system and to heat existing defective when existing together a Room, be specially adapted to small refrigeration systems.The utility model compact conformation, stable and reliable for performance has advantage in light weight, that cost is low, efficient is high.And the cooling liquid in the cooling water tank raises because of the heat temperature that absorptive condenser produces, and can be used in washing or other needs the occasion of hot water, reaches the rational secondary of energy and uses.
Claims (10)
1. Small Refrigerating Equipment, comprise compressor (1), condenser (2), throttle mechanism (3), evaporimeter (4), it is characterized in that: also comprise the cooling water tank (22) that is loaded with cooling fluid (21), described condenser (2) places in the cooling water tank (22), and with described cooling fluid (21) heat-shift.
2. Small Refrigerating Equipment according to claim 1 is characterized in that: described cooling water tank (22) is open water tank.
3. Small Refrigerating Equipment according to claim 1 is characterized in that: described cooling water tank (22) is established water inlet and discharge outlet, and described discharge outlet connects draining valve.
4. Small Refrigerating Equipment according to claim 3 is characterized in that: the temperature sensor and the fluid level controller that also comprise controller, be provided with in described cooling water tank (22), described temperature sensor, draining valve are electrically connected with described controller.
5. Small Refrigerating Equipment according to claim 3 is characterized in that: described cooling fluid (21) is an aqueous water.
6. according to claim 1 or 2 or 3 or 4 or 5 described Small Refrigerating Equipments, it is characterized in that: in evaporimeter (4) evaporating area on every side, be provided with fan (41).
7. according to claim 1 or 2 or 3 or 4 or 5 described Small Refrigerating Equipments, it is characterized in that: also comprise second heat-exchanger rig, described second heat-exchanger rig comprises evaporimeter water tank (43), heat exchanger (5), water pump (6) and refrigerating medium (42), circulating line, described evaporimeter water tank (43), heat exchanger (5), water pump (6) connects by circulating line, evaporimeter (4) is set in the described evaporimeter water tank (43), and described refrigerating medium (42) circulates in described second heat-exchanger rig with described evaporimeter (4) heat-shift and by water pump (6) drive in evaporimeter water tank (43).
8. Small Refrigerating Equipment according to claim 7 is characterized in that: also comprise the fan (51) that is used for described heat exchanger (5) forced air convection heat exchange.
9. Small Refrigerating Equipment according to claim 8 is characterized in that: the housing of described evaporimeter water tank (43) is established heat-insulation layer.
10. Small Refrigerating Equipment according to claim 9 is characterized in that: the refrigeration piping of described evaporimeter is laid on the inner bag wall of described evaporimeter water tank, and liner material is a heat-conducting metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202368811U CN201497245U (en) | 2009-09-28 | 2009-09-28 | Small refrigerating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202368811U CN201497245U (en) | 2009-09-28 | 2009-09-28 | Small refrigerating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201497245U true CN201497245U (en) | 2010-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202368811U Expired - Fee Related CN201497245U (en) | 2009-09-28 | 2009-09-28 | Small refrigerating equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN201497245U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359742A (en) * | 2011-09-02 | 2012-02-22 | 合肥美的荣事达电冰箱有限公司 | Refrigerating box and refrigerating device with same |
| CN103103568A (en) * | 2013-01-31 | 2013-05-15 | 宝纳资源控股(集团)有限公司 | Constant-temperature control system for water cable of high-temperature furnace |
| CN108167991A (en) * | 2018-03-12 | 2018-06-15 | 山东荣安电子科技有限公司 | Mobile refrigerating equipment |
-
2009
- 2009-09-28 CN CN2009202368811U patent/CN201497245U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359742A (en) * | 2011-09-02 | 2012-02-22 | 合肥美的荣事达电冰箱有限公司 | Refrigerating box and refrigerating device with same |
| CN103103568A (en) * | 2013-01-31 | 2013-05-15 | 宝纳资源控股(集团)有限公司 | Constant-temperature control system for water cable of high-temperature furnace |
| CN108167991A (en) * | 2018-03-12 | 2018-06-15 | 山东荣安电子科技有限公司 | Mobile refrigerating equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20110928 |