CN203719239U - Condensation heat recovery system of refrigerating unit - Google Patents
Condensation heat recovery system of refrigerating unit Download PDFInfo
- Publication number
- CN203719239U CN203719239U CN201420076519.3U CN201420076519U CN203719239U CN 203719239 U CN203719239 U CN 203719239U CN 201420076519 U CN201420076519 U CN 201420076519U CN 203719239 U CN203719239 U CN 203719239U
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- heat exchanger
- exchanger tube
- heat exchange
- heat
- exchange tubes
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- 230000005494 condensation Effects 0.000 title claims abstract description 23
- 238000009833 condensation Methods 0.000 title claims abstract description 23
- 238000011084 recovery Methods 0.000 title abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000000498 cooling water Substances 0.000 claims abstract description 74
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 29
- 238000005057 refrigeration Methods 0.000 claims description 23
- 230000008676 import Effects 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000009711 regulatory function Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a condensation heat recovery system of refrigerating unit, can adjust cooling water and/or domestic water to enter single or a plurality of different heat exchange tubes for heat exchange by controlling the opening and closing of stop valves on cooling water and domestic water inlet and outlet branch pipes in each branch, thereby realizing the adjusting function of different heat exchange amount and obtaining different domestic hot water supply amounts aiming at different requirements; when the domestic hot water needs to be increased, the heat generated by the condenser can be more fully utilized, and the energy is saved; the system can directly utilize the heat exchange tube in the condenser to exchange heat and has the advantages of simple structure, easy assembly and convenient control.
Description
Technical field
The utility model relates to Condensation Heat Recovery Technology field, particularly a kind of reclaiming system for condensation heat of refrigeration unit.
Background technology
In the condenser of refrigeration unit, be provided with heat exchanger tube, can by cooling water therein flow cold-producing medium liberated heat is taken away.In order to realize Waste Heat Recovery, energy-conserving and environment-protective, the heat heating domestic water that can also utilize the condenser of refrigeration unit to produce.
Current way of recycling is: the pipeline of cooling water and domestic water is all communicated in the heat exchanger tube in condenser, and two pipelines can be controlled separately respectively conducting and cut-off; In the time not needing domestic water, domestic water pipeline is cut off, and by the water inlet pipe and water outlet pipe of cooling water, conducting is in the two ends of heat exchanger tube respectively, and cooling water enters heat exchanger tube and takes away heat; In the time of needs domestic water, cooling water pipeline is cut off, and conducting is in the two ends of heat exchanger tube respectively for the water inlet pipe and water outlet pipe of domestic water, and cooling water enters heat exchanger tube and reclaims heat.
But there is following problem in this kind of mode:
1, because the quantity of heat exchanger tube is fixed, its exchange capability of heat is constant.In the time that the demand of domestic water changes, heating load is unadjustable.
2, while design, consider different clients' demand and product versatility, the exchange capability of heat of pipe need be got a compromise value.In the time that the caloric value of condenser is larger, cooling water cannot be taken away these heats in time; When demand of domestic water amount is large, can not make full use of the heat that condenser produces.
Therefore, for above-mentioned situation, how can regulate for different demands the heat exchange amount at the condenser place of refrigeration unit, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of reclaiming system for condensation heat of refrigeration unit, can, for different demands, regulate the supply of cooling water and domestic water; In the time that domestic hot-water need to strengthen, the heat that can utilize more fully condenser to produce, more energy-conservation.
For achieving the above object, the utility model provides following technical scheme:
A reclaiming system for condensation heat for refrigeration unit, comprising:
Be arranged at many heat exchanger tubes in the condenser of refrigeration unit;
Cooling water inlet pipe, by with described heat exchanger tube one to one cooling water water inlet pipe be communicated with the import of described heat exchanger tube;
Cooling water outlet pipe, by with described heat exchanger tube one to one cooling water exit branch be communicated with the outlet of described heat exchanger tube, described at least one, heat exchanger tube is the heat exchanger tube that can end, and on the described cooling water water inlet pipe at its two ends and described cooling water exit branch, is provided with stop valve;
Domestic water water inlet pipe, by with the described heat exchanger tube ending one to one domestic water water inlet pipe be communicated with the import of described heat exchanger tube;
Domestic water outlet pipe, by with the described heat exchanger tube ending one to one domestic water exit branch be communicated with the outlet of described heat exchanger tube, described in each, on domestic water water inlet pipe and described domestic water exit branch, be provided with stop valve.
Preferably, described heat exchanger tube is two groups, is respectively the first set of heat exchange tubes and the second set of heat exchange tubes, and described the first set of heat exchange tubes and described the second set of heat exchange tubes are by many heat exchanger tube arms compositions that are in parallel.Preferably, the quantity of the heat exchanger tube arm of described the first set of heat exchange tubes and the heat exchanger tube arm of described the second set of heat exchange tubes is identical.
Preferably, the quantity of the heat exchanger tube arm of described the first set of heat exchange tubes is less than the quantity of the heat exchanger tube arm of described the second set of heat exchange tubes.
Preferably, the quantity of the heat exchanger tube arm of described the first set of heat exchange tubes and the heat exchanger tube arm of described the second set of heat exchange tubes is than being 2:8 or 3:7 or 4:6.
Preferably, each described heat exchanger tube is the heat exchanger tube that can end, and described in each, on cooling water water inlet pipe and described cooling water exit branch, is provided with stop valve.
Preferably, described stop valve is specially magnetic valve.
Can find out from above-mentioned technical scheme, the reclaiming system for condensation heat of the refrigeration unit that the utility model provides, can be by controlling the opening and closing of stop valve on the interior cooling water of each branch road and domestic water Inlet and outlet water arm, regulate cooling water and/or domestic water to enter single or multiple different heat exchanger tubes and carry out heat exchange, thereby realize the regulatory function of various heat exchange amount; That native system has is simple in structure, assembling easily, control advantage easily.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of reclaiming system for condensation heat in first specific embodiment that Fig. 1 provides for the utility model;
The structural representation of reclaiming system for condensation heat in first specific embodiment that Fig. 2 provides for the utility model;
The structural representation of reclaiming system for condensation heat in second specific embodiment that Fig. 3 provides for the utility model.
Wherein, in first specific embodiment of this programme of Fig. 1,101 is the first stop valve, and 102 is the second stop valve, and 103 is the 3rd stop valve, and 104 is the 4th stop valve; 111 is cooling water inlet pipe, and A is the first set of heat exchange tubes, and 112 is cooling water outlet pipe; 121 is domestic water water inlet pipe, and B is the second set of heat exchange tubes, and 122 is domestic water outlet pipe; 130 is condenser;
In second specific embodiment of this programme of Fig. 2,201 is the first stop valve, and 202 is the second stop valve, and 203 is the 3rd stop valve, and 204 is the 4th stop valve, and 205 is the 5th stop valve, and 206 is the 6th stop valve; 211 is cooling water inlet pipe, and C is the first set of heat exchange tubes, and 212 is cooling water outlet pipe; 221 is domestic water water inlet pipe, and D is the second set of heat exchange tubes, and 222 is domestic water outlet pipe, and 230 is condenser;
In the 3rd specific embodiment of this programme of Fig. 3,301 is the first stop valve, and 302 is the second stop valve, 303 is the 3rd stop valve, and 304 is the 4th stop valve, and 305 is the 5th stop valve, 306 is the 6th stop valve, and 307 is the 7th stop valve, and 308 is the 8th stop valve; 311 is cooling water inlet pipe, and E is the first set of heat exchange tubes, and 312 is cooling water outlet pipe; 321 is domestic water water inlet pipe, and F is the second set of heat exchange tubes, and 322 is domestic water outlet pipe, and 330 is condenser.
Detailed description of the invention
The utility model discloses a kind of reclaiming system for condensation heat of refrigeration unit, can, for different demands, regulate the supply of cooling water and domestic water; In the time that domestic hot-water need to strengthen, the heat that can utilize more fully condenser to produce, more energy-conservation.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The reclaiming system for condensation heat of the refrigeration unit that the utility model embodiment provides, its core improvement is, comprising:
Be arranged at many heat exchanger tubes in the condenser of refrigeration unit;
Cooling water inlet pipe, by with heat exchanger tube one to one cooling water water inlet pipe be communicated with the import of heat exchanger tube;
Cooling water outlet pipe, by with heat exchanger tube one to one cooling water exit branch be communicated with the outlet of heat exchanger tube, at least one heat exchanger tube is the heat exchanger tube that can end, and on the cooling water water inlet pipe at its two ends and cooling water exit branch, is provided with stop valve;
Domestic water water inlet pipe, by with the above-mentioned heat exchanger tube ending one to one domestic water water inlet pipe be communicated with the import of heat exchanger tube;
Domestic water outlet pipe, by with the above-mentioned heat exchanger tube ending one to one domestic water exit branch be communicated with the outlet of heat exchanger tube, on each domestic water water inlet pipe and domestic water exit branch, be provided with stop valve.
Cooling water or domestic water enter after heat exchanger tube through its water inlet pipe, carry out heat exchange with high-temperature gas or liquid in condenser, and temperature raises, then flows out through outlet pipe.
Can find out from above-mentioned technical scheme, the reclaiming system for condensation heat of the refrigeration unit that the utility model embodiment provides, can be by controlling the opening and closing of stop valve on the interior cooling water of each branch road and domestic water Inlet and outlet water arm, regulate cooling water and/or domestic water to enter single or multiple different heat exchanger tubes and carry out heat exchange, thereby realize the regulatory function of various heat exchange amount; Native system can directly utilize the heat exchanger tube in condenser to carry out heat exchange, have simple in structure, assembling easily, control advantage easily.
In the specific embodiment that this programme provides, heat exchanger tube is two groups, is respectively the first set of heat exchange tubes and the second set of heat exchange tubes, and the first set of heat exchange tubes and the second set of heat exchange tubes are by many heat exchanger tube arms compositions that are in parallel.Two groups of heat exchanger tubes can be realized the adjusting to domestic water exchange capability of heat, and simple in structure being easy to realized.Certainly, those skilled in the art can also be according to actual needs, the set-up mode of exchange heat pipe is made suitable adjustment, such as increasing the 3rd set of heat exchange tubes or the 4th set of heat exchange tubes etc., and then realize entering the adjusting of the more kinds of modes of domestic consumption that participate in heat exchange in condenser, can also make more domestic water participate in heat exchange, make full use of as far as possible the heat that condenser produces.In order further to optimize above-mentioned technical scheme, the quantity of the heat exchanger tube arm of the first set of heat exchange tubes is less than the quantity of the heat exchanger tube arm of the second set of heat exchange tubes.So that by the circulation of guiding domestic water various heat exchange Guan Zuzhong, realize the different heat regulation of changing.Be understandable that, second set of heat exchange tubes with greater number heat exchanger tube arm should be arranged on the larger position of condenser internal heat generation amount.
In the specific embodiment providing at this programme, the heat exchanger tube arm of the first set of heat exchange tubes is 2:8 or 3:7 or 4:6 with the quantity ratio of the heat exchanger tube arm of the second set of heat exchange tubes.Pipe quantity is more, and heat exchange amount is larger, thereby both exchange capability of heat exist gap.
The heat of considering condenser generation is larger, and the heat exchanger tube arm of the first set of heat exchange tubes is preferably 4:6 with the quantity ratio of the heat exchanger tube arm of the second set of heat exchange tubes.Certainly, the quantity of above heat exchanger tube arm is than being the detailed description of the invention providing in this programme, and those skilled in the art can carry out suitable adjustment according to actual needs, do not repeat them here.
In first specific embodiment providing at the utility model, two groups of heat exchanger tubes are set in condenser, its structure can be with reference to shown in Fig. 1, one group be can not end often drive heat exchanger tube, only intake for cooling tower, be cooling water inlet pipe 111, the first set of heat exchange tubes A and cooling water outlet pipe 112 these roads, cooling water can have oneself independently heat exchanging pipe; The heat exchanger tube of another group for ending, can be used for cooling tower water inlet or domestic water water inlet, i.e. domestic water water inlet pipe 121, the second set of heat exchange tubes B and domestic water outlet pipe 122 these roads.When use, there are three kinds of patterns:
1, while needing domestic water:
Open the first stop valve 101 and the 4th stop valve 104, close the second stop valve 102 and the 3rd stop valve 103, cooling water enters the first set of heat exchange tubes A, and domestic water enters the second set of heat exchange tubes B.
2, do not need domestic water, while needing larger heat exchange amount:
Close the first stop valve 101 and the 4th stop valve 104, open the second stop valve 102 and the 3rd stop valve 103, cooling tower water enters the first set of heat exchange tubes A and the second set of heat exchange tubes B simultaneously, and domestic water does not enter.
3, do not need domestic water, while only needing less heat exchange amount:
Close all stop valves, cooling tower water only enters the first set of heat exchange tubes A, and domestic water does not enter.
By said structure, just can control cooling water and domestic water participate in heat exchange the water yield number, to realize the heat exchange amount that regulates condenser place for different demands; And can in entering cooling water, enter domestic water, the heat heating domestic water that utilizes the condenser of refrigeration unit to produce, realizes Waste Heat Recovery.
In order further to optimize above-mentioned technical scheme, each heat exchanger tube is the heat exchanger tube that can end, and on each cooling water water inlet pipe and cooling water exit branch, is provided with stop valve.
As shown in Figure 2, in second specific embodiment that this programme provides, the cooling water inlet pipe 211 of condenser 230 is connected with the import of the first set of heat exchange tubes C;
The cooling water outlet pipe 212 of condenser 230 is connected with the outlet of the first set of heat exchange tubes C, and cooling water inlet pipe 211 and cooling water outlet pipe 212 are provided with stop valve; Be that cooling water and domestic water share a group in its heat exchanger tube; Or also can say and directly utilize the heat exchanger tube of existing cooling water heat exchanger tube as domestic water, the water inlet pipe and water outlet pipe of cooling water can be closed separately.
The water inlet pipe and water outlet pipe of domestic water all can be communicated with respectively with multiple set of heat exchange tubes by arm in parallel.Specific to being that its structure can, with reference to shown in Fig. 2, be communicated with the domestic water water inlet pipe of C with the first set of heat exchange tubes by the form of series connection in this programme, by the domestic water water inlet pipe being communicated with the second set of heat exchange tubes D, and domestic water water inlet pipe 221 is communicated with;
Be communicated with the domestic water exit branch of C with the first set of heat exchange tubes, by the domestic water exit branch being communicated with the second set of heat exchange tubes D, and domestic water outlet pipe 222 is communicated with.
In second specific embodiment that this programme provides, the pipe quantity of the first set of heat exchange tubes C in condenser 230 is less than the second set of heat exchange tubes D, and further to control the domestic water water yield, its occupation mode is as follows:
1, while needing a small amount of domestic water: opening stop valve 201,204,205 and 206, close stop valve 202 and 203, cooling tower water enters the first set of heat exchange tubes C, and domestic water enters the second set of heat exchange tubes D.
2, while needing a large amount of domestic water: opening stop valve 201,202,203 and 204, close stop valve 205 and 206, domestic water enters the first set of heat exchange tubes C and the second set of heat exchange tubes D simultaneously, and cooling tower water does not enter, and heats domestic water to recycle more fully condensation heat.
3, while not needing domestic water: close stop valve 201 and 204, opening stop valve 202,203,205 and 206, cooling tower water enters the first set of heat exchange tubes C and the second set of heat exchange tubes D simultaneously, and domestic water does not enter.
In the 3rd specific embodiment providing at this programme, the cooling water inlet pipe 311 of condenser 330 by with heat exchanger tube one to one cooling water water inlet pipe be communicated with the import of heat exchanger tube;
The cooling water outlet pipe 312 of condenser 330 by with heat exchanger tube one to one cooling water exit branch be communicated with the outlet of heat exchanger tube, on each cooling water water inlet pipe and cooling water exit branch, be provided with stop valve.Be that cooling water is communicated in above-mentioned heat exchanger tube after in parallel with domestic water.By said structure, can realize the independent adjusting to each road cooling water or domestic water, thereby its heat transfer process is carried out to meticulousr control; On the inlet and outlet pipe of domestic water and cooling water, be provided with a valve, may cross circulation and the cut-off of this valve control water, its structure can be with reference to shown in Fig. 3, arrow is wherein the interior water flow direction of the branch road of 8 valves and control thereof, the solid line of water lines is made a living and is applied flexibly water-flowing path footpath, the circulation path that dotted line is cooling water.
In the 3rd specific embodiment that this programme provides, the pipe quantity of the first set of heat exchange tubes E in condenser 330 is less than the second set of heat exchange tubes F, controls more accurately domestic consumption by two set of heat exchange tubes.Increase the versatility of product in different regions, in the situation that not changing condenser 330 internal structure, meet different clients' requirement by simple switching.In actual applications, user can be as the case may be, controls domestic water and cooling water and pass in and out different heat exchanger tubes, and obtain the domestic water of different supplys.Total following four kinds of operator schemes:
1. in the time not needing to heat domestic water, close the first stop valve 301, the 4th stop valve 304, the 5th stop valve 305 and the 8th stop valve 308, open other valves.Domestic water is not circulated, and cooling water enters the first set of heat exchange tubes E and the second set of heat exchange tubes F simultaneously, to meet the normal heat exchange needs of condenser 330.
2. when demand of domestic water amount hour, open the second stop valve 302, the 4th stop valve 304, the 5th stop valve 305 and the 7th stop valve 307, close other valves.Make the first set of heat exchange tubes E of domestic water through heat exchanger tube arm negligible amounts, cooling water is through the second set of heat exchange tubes F.
3. in the time that demand of domestic water amount is larger, open the first stop valve 301, the 3rd stop valve 303, the 6th stop valve 306 and the 8th stop valve 308, close other valves.Make domestic water through a fairly large number of the second set of heat exchange tubes F of heat exchanger tube arm, cooling water is through the first set of heat exchange tubes E.
4. in the time that demand of domestic water amount is very large, close the second stop valve 302, the 3rd stop valve 303, the 6th stop valve 306 and the 7th stop valve 307, open other valves.Make domestic water flow through the first set of heat exchange tubes E and the second set of heat exchange tubes F, cooling water does not circulate.
Stop valve can be manual operation, and in this programme preferred embodiment, stop valve is specially magnetic valve, is convenient to accurate control, and reliability is higher.
In sum, the reclaiming system for condensation heat of the refrigeration unit that the utility model provides, can be by controlling the opening and closing of stop valve on domestic water Inlet and outlet water arm in each branch road, regulate domestic water to enter single or multiple different heat exchanger tubes and carry out heat exchange, thereby realize the regulatory function of various heat exchange amount, for different demands, obtain different hot water for life supplys; In the time that domestic hot-water need to strengthen, the heat that can utilize more fully condenser to produce, more energy-conservation; Native system can directly utilize the heat exchanger tube in condenser to carry out heat exchange, have simple in structure, assembling easily, control advantage easily.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a reclaiming system for condensation heat for refrigeration unit, is characterized in that, comprising:
Be arranged at many heat exchanger tubes in the condenser of refrigeration unit;
Cooling water inlet pipe, by with described heat exchanger tube one to one cooling water water inlet pipe be communicated with the import of described heat exchanger tube;
Cooling water outlet pipe, by with described heat exchanger tube one to one cooling water exit branch be communicated with the outlet of described heat exchanger tube, described at least one, heat exchanger tube is the heat exchanger tube that can end, and on the described cooling water water inlet pipe at its two ends and described cooling water exit branch, is provided with stop valve;
Domestic water water inlet pipe, by with the described heat exchanger tube ending one to one domestic water water inlet pipe be communicated with the import of described heat exchanger tube;
Domestic water outlet pipe, by with the described heat exchanger tube ending one to one domestic water exit branch be communicated with the outlet of described heat exchanger tube, described in each, on domestic water water inlet pipe and described domestic water exit branch, be provided with stop valve.
2. the reclaiming system for condensation heat of refrigeration unit according to claim 1, it is characterized in that, described heat exchanger tube is two groups, is respectively the first set of heat exchange tubes and the second set of heat exchange tubes, and described the first set of heat exchange tubes and described the second set of heat exchange tubes are by many heat exchanger tube arms compositions that are in parallel.
3. the reclaiming system for condensation heat of refrigeration unit according to claim 2, is characterized in that, the heat exchanger tube arm of described the first set of heat exchange tubes is identical with the quantity of the heat exchanger tube arm of described the second set of heat exchange tubes.
4. the reclaiming system for condensation heat of refrigeration unit according to claim 2, is characterized in that, the quantity of the heat exchanger tube arm of described the first set of heat exchange tubes is less than the quantity of the heat exchanger tube arm of described the second set of heat exchange tubes.
5. the reclaiming system for condensation heat of refrigeration unit according to claim 4, is characterized in that, the heat exchanger tube arm of described the first set of heat exchange tubes is 2:8 or 3:7 or 4:6 with the quantity ratio of the heat exchanger tube arm of described the second set of heat exchange tubes.
6. according to the reclaiming system for condensation heat of the refrigeration unit described in claim 1-5 any one, it is characterized in that, each described heat exchanger tube is the heat exchanger tube that can end, and described in each, on cooling water water inlet pipe and described cooling water exit branch, is provided with stop valve.
7. the reclaiming system for condensation heat of refrigeration unit according to claim 1, is characterized in that, described stop valve is specially magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420076519.3U CN203719239U (en) | 2014-02-21 | 2014-02-21 | Condensation heat recovery system of refrigerating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420076519.3U CN203719239U (en) | 2014-02-21 | 2014-02-21 | Condensation heat recovery system of refrigerating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203719239U true CN203719239U (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420076519.3U Expired - Lifetime CN203719239U (en) | 2014-02-21 | 2014-02-21 | Condensation heat recovery system of refrigerating unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN203719239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
-
2014
- 2014-02-21 CN CN201420076519.3U patent/CN203719239U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US11919363B2 (en) | 2017-08-25 | 2024-03-05 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
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Granted publication date: 20140716 |