CN204388425U - The earth source heat pump unit of Liquid level - Google Patents
The earth source heat pump unit of Liquid level Download PDFInfo
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- CN204388425U CN204388425U CN201420853232.7U CN201420853232U CN204388425U CN 204388425 U CN204388425 U CN 204388425U CN 201420853232 U CN201420853232 U CN 201420853232U CN 204388425 U CN204388425 U CN 204388425U
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Abstract
The utility model discloses a kind of earth source heat pump unit of Liquid level, it comprises source, ground circulation line, source pump and user's circulation line; Source, ground circulation line is included in the first loop of heat exchange between evaporimeter (3) and source heat exchange coil, ground (6), the second servo loop of heat exchange between condenser (2) and source heat exchange coil, ground (6); User's circulation line is included in the tertiary circuit of heat exchange between user room and condenser (2), the 4th loop of heat exchange between user room and evaporimeter (3), the 5th loop of heat exchange between water tank (30) and condenser (2); Evaporimeter (3) is shell and tube exchanger, and the shell of evaporimeter (3) is provided with a communicating pipe, is provided with a ball float in communicating pipe, is provided with the liquid level sensor for detecting ball float height communicating pipe.This unit energy meets building heating, cooling, can meet again the needs of people's hot water for life.
Description
Technical field
The utility model relates to field of air conditioning, is specifically a kind of earth source heat pump unit of Liquid level.
Background technology
Earth source heat pump unit refers to, from source, ground as absorbed heat or cold soil, underground water, and adopts heat pump principle, the air-conditioning system to the place needed as target structures thing heat or cold.Earth source heat pump both can freeze and also can heat, and heat is transferred to building from Di Yuan by general winter, and cold is transferred to building from Di Yuan by summer.Because soil in winter is higher than average temperature of air a lot, be outstanding source heat pump heat, and summer, soil was more much lower again than air themperature, was outstanding low-temperature receiver, this temperature characterisitic makes its thermal efficiency ratio traditional air conditioner want high a lot, therefore energy-efficient.
The earth source heat pump unit of prior art comprises three parts, i.e. source circulation line, source pump and user's circulation line.
Source pump comprises compressor, condenser, throttling arrangement and evaporimeter, the outlet of compressor is communicated with condenser inlet, condensator outlet is communicated with throttling arrangement entrance, and throttling arrangement outlet is communicated with evaporator inlet, and evaporator outlet is communicated with suction port of compressor.Refrigerant circulates under the effect of compressor, is first become high temperature and high pressure gas by compressor compresses, within the condenser heat release be condensed into liquid refrigerants, then through throttling arrangement throttling, then in evaporimeter, heat absorption flashes to gas, finally enters compressor, completes circulation.
Ground source circulation line be by with the first heat exchange coil of source pump heat exchange, the first outlet pipe, the first return pipe and the water-flow circuit that forms with the ground burying heat exchange tube of underground heat exchange.User's circulation line be by with the second heat exchange coil of source pump heat exchange, the second outlet pipe, the second return pipe and the water-flow circuit that forms with the 3rd heat exchange coil of user room heat exchange.
But there is following defect in the earth-source hot-pump system of prior art: first, the Method compare of heating is single, can only heat through floor heating pipe to Indoor environment, cannot prepare hot water to meet needed for people live, especially, when summer freezes to room, more impossiblely hot water is prepared.
Utility model content
The technical problems to be solved in the utility model is, provides one can meet building heating, cooling, can meet again the earth source heat pump unit of the Liquid level of the needs of people's hot water for life.
Technical solution of the present utility model is, provides a kind of earth source heat pump unit with the Liquid level of following structure, and it comprises source, ground circulation line, source pump and user's circulation line; Source pump comprises compressor, condenser, throttling arrangement and evaporimeter; Source, ground circulation line comprises and the first heat exchange coil of evaporator heat exchange and source, the ground heat exchange coil with the heat exchange of source, ground; User's circulation line comprises and the second heat exchange coil of condenser heat exchange and the 3rd heat exchange coil with the heat exchange of user room;
Source, ground circulation line also comprises the 4th heat exchange coil, the first outlet pipe, the second outlet pipe with condenser heat exchange, first total outlet pipe, the first return pipe, the second return pipe and first total return pipe; Source, ground heat exchange coil, first total outlet pipe, the first outlet pipe, the first heat exchange coil, the first return pipe, first total return pipe are communicated with formation first loop successively with source, ground heat exchange coil, and the first outlet pipe and the first return pipe are equipped with the first stop valve; Source, ground heat exchange coil, first total outlet pipe, the second outlet pipe, the 4th heat exchange coil, the second return pipe, first total return pipe are communicated with formation second servo loop successively with source, ground heat exchange coil, and the second outlet pipe and the second return pipe are equipped with the second stop valve; First total outlet pipe or first total return pipe are provided with the first pump;
User's circulation line also comprises the 5th heat exchange coil with evaporator heat exchange, the 3rd outlet pipe, the 4th outlet pipe, second total outlet pipe, the 3rd return pipe, the 4th return pipe and second total return pipe; 3rd heat exchange coil, second total outlet pipe, the 3rd outlet pipe, the second heat exchange coil, the 3rd return pipe, second total return pipe are communicated with formation tertiary circuit successively with the 3rd heat exchange coil, and the 3rd outlet pipe and the 3rd return pipe are equipped with the 3rd stop valve; 3rd heat exchange coil, second total outlet pipe, the 4th outlet pipe, the 5th heat exchange coil, the 4th return pipe, second total return pipe are communicated with formation the 4th loop successively with the 3rd heat exchange coil, and the 4th outlet pipe and the 4th return pipe are equipped with the 4th stop valve; Second total outlet pipe or second total return pipe are provided with the second pump;
User's circulation line also comprises the band water tank of filling pipe, the 5th water inlet pipe, the 5th outlet pipe and the 6th heat exchange coil with condenser heat exchange, water tank, the 5th outlet pipe, the 6th heat exchange coil, the 5th water inlet pipe and water tank are communicated with formation the 5th loop successively, 5th water inlet pipe or the 5th outlet pipe are provided with the 5th stop valve, 5th water inlet pipe or the 5th outlet pipe are provided with the 3rd pump, are provided with temperature sensor in water tank;
The evaporimeter of source pump is shell and tube exchanger, and the shell of evaporimeter is provided with a communicating pipe, is provided with a ball float in communicating pipe, is provided with the liquid level sensor for detecting ball float height in communicating pipe.
Divide the course of work of five states setting forth this unit.
One, start compressor, start the first pump and the second pump, open the first stop valve and make the first return path, open the 3rd stop valve and make tertiary circuit path, unit, from the heat absorption of source, ground, distributes heat to user room, this state and winter heating's state.
Two, compressor is started, start the first pump and the 3rd pump, open the first stop valve and make the first return path, open the 5th stop valve and make the 5th return path, unit absorbs heat from source, ground, distribute heat in water tank, this state and winter prepare hot water separately, water in water tank circulates and absorbs heat from condenser in the 5th loop, if Water in Water Tanks uses filling pipe moisturizing at least, by water temperature in temperature sensor measurement water tank, and carried out the water temperature in comprehensive adjustment water tank by the adjustment rotating speed of compressor, the power output of the 3rd pump and filling pipe moisturizing.
Three, compressor is started, start the first pump, the second pump and the 3rd pump, open the first stop valve and make the first return path, open the 3rd stop valve and make tertiary circuit path, open the 5th stop valve and make the 5th return path, heat, from the heat absorption of source, ground, is dispersed in user room and water tank by unit simultaneously, to meet winter heating for the warm demand preparing hot water simultaneously.
Four, compressor is started, start the first pump and the second pump, open the second stop valve and make second servo loop path, open the 4th stop valve and make the 4th return path, unit absorbs heat from user room and distributes heat to source, ground, and this state is summer is separately user room refrigeration.
Five, compressor is started, start the second pump and the 3rd pump, open the 4th stop valve and make the 4th return path, open the 5th stop valve and make the 5th return path, unit absorbs heat from user room and distributes heat to prepare hot water water tank, prepares the state of hot water when this state is cooling in summer simultaneously.
From analyzing above, the earth source heat pump unit of the utility model Liquid level compared with prior art, has the following advantages:
This unit possesses five kinds of duties, can meet heat supply in winter, heat supply in summer, prepare the demand of hot water to user, and especially, this unit still can prepare hot water when unit refrigeration in summer, is convenient to people and uses.And, because evaporimeter is shell-tube type and evaporator shell is provided with a communicating pipe, a ball float is provided with in communicating pipe, the liquid level sensor for detecting ball float height is provided with in communicating pipe, specifically, this liquid level sensor can measure ball float height, and just equal liquid level according to law of connected vessels ball float height, like this, liquid level sensor accurately can record the liquid level in the package of evaporimeter, and the liquid level signal detected is converted to the signal of telecommunication feeds back to PLC chip, it is large that PLC chip controls opening of throttling arrangement by the difference analyzing feedback signal and setting value with this, turn down or keep.If it is on the low side to detect liquid level, by throttling arrangement as electric expansion valve is opened greatly, if it is higher to detect liquid level, electronic expansion valve opening is turned down, if detect liquid level just in time, electronic expansion valve opening keeps former aperture not regulate, therefore rely on this device, refrigerant feed liquid amount can be regulated according to actual liquid level, control heating capacity or the refrigerating capacity of whole unit.
Accompanying drawing explanation
Fig. 1 is the systematic schematic diagram of the earth source heat pump unit of the utility model Liquid level.
Fig. 2 is the side-looking structural representation of the evaporimeter of the earth source heat pump unit of the utility model Liquid level.
Shown in figure 1, compressor, 2, condenser, 3, evaporimeter, 4, 3rd pump, 5, first heat exchange coil, 6, source, ground heat exchange coil, 7, second heat exchange coil, 8, 3rd heat exchange coil, 9, 4th heat exchange coil, 10, first outlet pipe, 11, second outlet pipe, 12, first total outlet pipe, 13, first return pipe, 14, second return pipe, 15, first total return pipe, 16, first stop valve, 17, second stop valve, 18, first pump, 19, 5th heat exchange coil, 20, 3rd outlet pipe, 21, 4th outlet pipe, 22, second total outlet pipe, 23, 3rd return pipe, 24, 4th return pipe, 25, second total return pipe, 26, 3rd stop valve, 27, 4th stop valve, 28, second pump, 29, filling pipe, 30, water tank, 31, 5th water inlet pipe, 32, 5th outlet pipe, 33, 6th heat exchange coil, 34, 5th stop valve, 35, temperature sensor, 36, throttling arrangement, 37, communicating pipe, 38, ball float, 39, liquid level sensor.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The earth source heat pump unit of the utility model Liquid level as shown in Figure 1 and Figure 2, it comprises source, ground circulation line, source pump and user's circulation line.
Source pump comprises compressor 1, condenser 2, throttling arrangement 36 and evaporimeter 3; Compressor 1 is stepless adjustment screw rod formula compressor 1, is provided with current transducer and PLC chip in the electric cabinet of earth source heat pump unit, and compressor 1 is electrically connected with PLC chip, and PLC chip is electrically connected with current transducer.Like this, this device can detect compressor 1 running current in real time and be fed back to PLC chip, then by the cold load of this compressor 1 of PLC chip FEEDBACK CONTROL, to regulate refrigerating capacity or the heating capacity of unit as required voluntarily.The evaporimeter 3 of source pump is shell and tube exchanger, and the shell of evaporimeter 3 is provided with a communicating pipe 37, is provided with a ball float 38 in communicating pipe 37, is provided with the liquid level sensor 39 for detecting ball float 38 height communicating pipe 37.This liquid level sensor 39 is electrically connected with PLC chip.
Ground source circulation line comprise with the first heat exchange coil 5 of evaporimeter 3 heat exchange, with source, ground as soil or underground water heat exchange source heat exchange coil 6, with total outlet pipe 12, first return pipe 13, second return pipe 14 of the 4th heat exchange coil 9, first outlet pipe 10, second outlet pipe 11, first of condenser 2 heat exchange and first total return pipe 15.
Source total outlet pipe 12, first outlet pipe 10, first heat exchange coil 5, first return pipe 13, first of heat exchange coil 6, first total return pipe 15 in ground is communicated with formation first loop successively with source, ground heat exchange coil 6, and the first outlet pipe 10 and the first return pipe 13 are equipped with the first stop valve 16; Total outlet pipe 12, second outlet pipe 11 of ground source heat exchange coil 6, first, the total return pipe 15 of the 4th heat exchange coil 9, second return pipe 14, first are communicated with formation second servo loop successively with source, ground heat exchange coil 6, and the second outlet pipe 11 and the second return pipe 14 are equipped with the second stop valve 17.In other words, one end of first total outlet pipe 12 is communicated with the second outlet pipe 11 with the first outlet pipe 10 simultaneously, and one end of first total return pipe 15 is communicated with the second return pipe 14 with the first return pipe 13 simultaneously.First total outlet pipe 12 or first total return pipe 15 are provided with the first pump 18, and in other words, the first pump 18 is located on first total outlet pipe 12 or first total return pipe 15, one of the two must be true.
User's circulation line comprise with the second heat exchange coil 7 of condenser 2 heat exchange, with the 3rd heat exchange coil 8 of user room heat exchange, the 5th heat exchange coil 19 with evaporimeter 3 heat exchange, 3rd outlet pipe 20, the total outlet pipe 22 of the 4th outlet pipe 21, second, the 3rd return pipe 23, the 4th return pipe 24 and second total return pipe 25.
The total outlet pipe 22 of 3rd heat exchange coil 8, second, the 3rd outlet pipe 20, second heat exchange coil 7, the total return pipe 25 of the 3rd return pipe 23, second and the 3rd heat exchange coil 8 are communicated with formation tertiary circuit successively, and the 3rd outlet pipe 20 and the 3rd return pipe 23 are equipped with the 3rd stop valve 26.The total outlet pipe 22 of 3rd heat exchange coil 8, second, the 4th outlet pipe 21, the 5th heat exchange coil 19, the total return pipe 25 of the 4th return pipe 24, second are communicated with formation the 4th loop successively with the 3rd heat exchange coil 8, and the 4th outlet pipe 21 and the 4th return pipe 24 are equipped with the 4th stop valve 27.In other words, one end of second total return pipe 25 is communicated with the 3rd return pipe 23, the 4th return pipe 24 simultaneously, and one end of second total outlet pipe 22 is communicated with the 3rd outlet pipe 20, the 4th outlet pipe 21 simultaneously.Second total outlet pipe 22 or second total return pipe 25 are provided with the second pump 28; In other words, the second pump 28 is located on second total outlet pipe 22 or second total return pipe 25, one of the two must be true.
User's circulation line also comprises the band water tank 30 of filling pipe 29, the 5th water inlet pipe 31, the 5th outlet pipe 32 and the 6th heat exchange coil 33 with condenser 2 heat exchange.Water tank 30, the 5th outlet pipe 32, the 6th heat exchange coil 33, the 5th water inlet pipe 31 and water tank 30 are communicated with formation the 5th loop successively.5th water inlet pipe 31 or the 5th outlet pipe 32 are provided with the 5th stop valve 34, and namely the 5th stop valve 34 is positioned on the 5th water inlet pipe 31 or the 5th outlet pipe 32, one of the two must be true.5th water inlet pipe 31 or the 5th outlet pipe 32 are provided with the 3rd pump 4.Namely the 3rd pump 4 is positioned on the 5th water inlet pipe 31 or the 5th outlet pipe 32, one of the two must be true.Temperature sensor 35 is provided with in water tank 30.The first above-mentioned pump 18 and the second pump 28 are the two-way pump that can drive water to positive and negative both direction.
Claims (1)
1. an earth source heat pump unit for Liquid level, it comprises source, ground circulation line, source pump and user's circulation line; Source pump comprises compressor (1), condenser (2), throttling arrangement (36) and evaporimeter (3); Source, ground circulation line comprises and first heat exchange coil (5) of evaporimeter (3) heat exchange and the source, ground heat exchange coil (6) with the heat exchange of source, ground; User's circulation line comprises and second heat exchange coil (7) of condenser (2) heat exchange and the 3rd heat exchange coil (8) with the heat exchange of user room; It is characterized in that:
Source, ground circulation line also comprises the 4th heat exchange coil (9), the first outlet pipe (10), the second outlet pipe (11) with condenser (2) heat exchange, first total outlet pipe (12), the first return pipe (13), the second return pipe (14) and first total return pipe (15); Source heat exchange coil, ground (6), first total outlet pipe (12), the first outlet pipe (10), the first heat exchange coil (5), the first return pipe (13), first total return pipe (15) are communicated with formation first loop successively with source heat exchange coil, ground (6), and the first outlet pipe (10) and the first return pipe (13) are equipped with the first stop valve (16); Source heat exchange coil, ground (6), first total outlet pipe (12), the second outlet pipe (11), the 4th heat exchange coil (9), the second return pipe (14), first total return pipe (15) and source heat exchange coil, ground (6) are communicated with formation second servo loop successively, and the second outlet pipe (11) and the second return pipe (14) are equipped with the second stop valve (17); First total outlet pipe (12) or first total return pipe (15) are provided with the first pump (18);
User's circulation line also comprises the 5th heat exchange coil (19) with evaporimeter (3) heat exchange, 3rd outlet pipe (20), the 4th outlet pipe (21), second total outlet pipe (22), the 3rd return pipe (23), the 4th return pipe (24) and second total return pipe (25); 3rd heat exchange coil (8), second total outlet pipe (22), the 3rd outlet pipe (20), the second heat exchange coil (7), the 3rd return pipe (23), second total return pipe (25) and the 3rd heat exchange coil (8) are communicated with formation tertiary circuit successively, and the 3rd outlet pipe (20) and the 3rd return pipe (23) are equipped with the 3rd stop valve (26); 3rd heat exchange coil (8), second total outlet pipe (22), the 4th outlet pipe (21), the 5th heat exchange coil (19), the 4th return pipe (24), second total return pipe (25) are communicated with formation the 4th loop successively with the 3rd heat exchange coil (8), and the 4th outlet pipe (21) and the 4th return pipe (24) are equipped with the 4th stop valve (27); Second total outlet pipe (22) or second total return pipe (25) are provided with the second pump (28);
User's circulation line also comprises the water tank (30) of band filling pipe (29), 5th water inlet pipe (31), 5th outlet pipe (32) and the 6th heat exchange coil (33) with condenser (2) heat exchange, water tank (30), 5th outlet pipe (32), 6th heat exchange coil (33), 5th water inlet pipe (31) and water tank (30) are communicated with formation the 5th loop successively, 5th water inlet pipe (31) or the 5th outlet pipe (32) are provided with the 5th stop valve (34), 5th water inlet pipe (31) or the 5th outlet pipe (32) are provided with the 3rd pump (4), temperature sensor (35) is provided with in water tank (30),
The evaporimeter (3) of source pump is shell and tube exchanger, the shell of evaporimeter (3) is provided with a communicating pipe (37), being provided with a ball float (38) in communicating pipe (37), being provided with the liquid level sensor (39) for detecting ball float (38) height communicating pipe (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420853232.7U CN204388425U (en) | 2014-12-29 | 2014-12-29 | The earth source heat pump unit of Liquid level |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420853232.7U CN204388425U (en) | 2014-12-29 | 2014-12-29 | The earth source heat pump unit of Liquid level |
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| CN204388425U true CN204388425U (en) | 2015-06-10 |
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| CN201420853232.7U Active CN204388425U (en) | 2014-12-29 | 2014-12-29 | The earth source heat pump unit of Liquid level |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108803734A (en) * | 2018-05-29 | 2018-11-13 | 重庆市机电设计研究院 | A kind of working method of medical ultrasound wave cleaning instrument |
| CN110770522A (en) * | 2017-03-12 | 2020-02-07 | 祖达科尔有限公司 | Cooling system and method |
-
2014
- 2014-12-29 CN CN201420853232.7U patent/CN204388425U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110770522A (en) * | 2017-03-12 | 2020-02-07 | 祖达科尔有限公司 | Cooling system and method |
| CN110770522B (en) * | 2017-03-12 | 2022-05-24 | 祖达科尔有限公司 | Cooling system and method |
| US11778783B2 (en) | 2017-03-12 | 2023-10-03 | Zuta-Core Ltd. | Cooling systems and methods |
| CN108803734A (en) * | 2018-05-29 | 2018-11-13 | 重庆市机电设计研究院 | A kind of working method of medical ultrasound wave cleaning instrument |
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