CN202221151U - Efficient refrigerant gas heater - Google Patents
Efficient refrigerant gas heater Download PDFInfo
- Publication number
- CN202221151U CN202221151U CN2011202681659U CN201120268165U CN202221151U CN 202221151 U CN202221151 U CN 202221151U CN 2011202681659 U CN2011202681659 U CN 2011202681659U CN 201120268165 U CN201120268165 U CN 201120268165U CN 202221151 U CN202221151 U CN 202221151U
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- China
- Prior art keywords
- pipe
- outer tube
- adapter sleeve
- gas heater
- wall
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- Expired - Lifetime
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model discloses an efficient refrigerant gas heater, which comprises an inner pipe, a middle pipe sleeved outside the inner pipe and an outer pipe sleeved outside the middle pipe. A first connection sleeve is arranged at one end of the outer pipe and enables the end of the outer pipe to be sealed from the outside. A second connection sleeve is arranged at the other end of the outer pipe and enables the end of the outer pipe to be sealed from the outside. One end of the middle pipe is communicated with an inner cavity of the outer pipe, and the inner cavity of the outer pipe is led to be communicated with an inner cavity of the middle pipe. A third connection sleeve is arranged at the other end of the middle pipe and enables the end of the middle pipe to be sealed from the outside. The efficient refrigerant gas heater adopts a triple-pipe structure, enables heating and cooling to be performed simultaneously, can improve control accuracy of the temperature at an inlet of a condenser, shortens test time, and is small in volume, high in heating efficiency and efficient in energy consumption.
Description
Technical field
The utility model relates to a kind of gas heater, is specifically related to a kind of high-efficiency coolant gas heater.
Background technology
The inlet temperature that in the condenser performance test, needs the control condenser.At present, control condenser inlet method of temperature is as shown in Figure 1, between the import of the outlet of compressor and condenser, gas heater is installed, and controls the inlet temperature of condenser through the heating amount of cooling water of controlling gas heater.
Existing gas heater has Wind-cooling type, water-cooling type, natural cooling type, and its heating means can be electrical heating, oil heating or other heating modes.These heaters are not only bulky, thermal inertia big, control accuracy is poor, and the efficiency of heating surface is very low, because the control of inlet temperature parameter is slow, test period prolonged, and energy consumption increases.
The utility model content
The utility model technical problem to be solved provides a kind of high-efficiency coolant gas heater, and it can improve the condenser inlet control accuracy of temperature.
For solving the problems of the technologies described above, the technical solution of the utility model high-efficiency coolant gas heater is:
Comprise interior pipe, be placed in the outer middle pipe of interior pipe, be placed in the outer tube outside the middle pipe; One end of outer tube is provided with first adapter sleeve, and first adapter sleeve makes this end and extraneous sealing of outer tube; The other end of outer tube is provided with second adapter sleeve, and second adapter sleeve makes this end and extraneous sealing of outer tube; One end of middle pipe is communicated with the inner chamber of outer tube, and the inner chamber of outer tube is communicated with the inner chamber of middle pipe; The other end of middle pipe is provided with the 3rd adapter sleeve, this end of pipe and external world's sealing during the 3rd adapter sleeve makes.
The madial wall of pipe is provided with the refrigerant inlet in said, and the lateral wall of outer tube is provided with refrigerant exit.
The outer wall of pipe is provided with male-pipe or high efficient heat exchanging tubing in said.
The outer wall of said outer tube is arranged with electric heater or high efficiency heater spare.
The outer wall of said outer tube is provided with the thermal grease conduction layer.
The technique effect that the utility model can reach is:
The utility model adopts the triple tube structure, and the heating cooling is carried out simultaneously, can improve the condenser inlet control accuracy of temperature, shortens test period.
The utility model not only volume is little, and the efficiency of heating surface is high, energy efficient.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation:
Fig. 1 is the connection sketch map that prior art adopts gas heater control condenser inlet temperature;
Fig. 2 is the structural representation of the utility model high-efficiency coolant gas heater.
Description of reference numerals among the figure:
1 is interior pipe, and 2 is middle pipe,
3 is outer tube, and 4 is first adapter sleeve,
5 is second adapter sleeve, and 6 is the 3rd adapter sleeve,
11 is male-pipe, and 12 is electric heater,
10 is that 21 is compressor by the examination condenser,
22 is superheater, and 23 is evaporimeter,
24 is expansion valve, and 25 is flowmeter.
The specific embodiment
As shown in Figure 2, the utility model high-efficiency coolant gas heater, pipe 1 in comprising, be placed in the outer middle pipe 2 of pipe 1, be placed in the outer outer tube 3 of pipe 2;
One end of outer tube 3 is fixedly connected with the outer wall of interior pipe 1 through first adapter sleeve 4, and first adapter sleeve 4 makes this end and extraneous sealing of outer tube 3;
The other end of outer tube 3 is fixedly connected with the outer wall of middle pipe 2 through second adapter sleeve 5, and second adapter sleeve 5 makes this end and extraneous sealing of outer tube 3;
One end of middle pipe 2 is communicated with the inner chamber of outer tube 3, and the inner chamber of outer tube 3 is communicated with the inner chamber of middle pipe 2; The other end of middle pipe 2 is fixedly connected with the outer wall of interior pipe 1 through the 3rd adapter sleeve 6, this end of pipe 2 and extraneous sealing in making;
The madial wall of middle pipe 2 is provided with the refrigerant inlet, and the lateral wall of outer tube 3 is provided with refrigerant exit;
The outer wall of interior pipe 1 is provided with male-pipe 11 or other high efficient heat exchanging tubing, is used to improve heat exchange efficiency; Interior pipe 1 is used for logical cooling water;
The outer wall of outer tube 3 is arranged with electric heater 12 or high efficiency heater spare.
The outer wall of outer tube 3 is provided with the thermal grease conduction layer; The thermal grease conduction layer is arranged between outer tube 3 and the electric heater 12, to guarantee the heat transmission between outer tube 3 and the electric heater 12.
Form outer refrigerant fluid layer between outer tube 3 and the middle pipe 2, form internal layer refrigerant fluid layer between middle pipe 2 and the interior pipe 1, outer refrigerant fluid layer communicates with internal layer refrigerant fluid layer.
During use, cooling water flows into from an end of interior pipe 1, from the other end outflow of interior pipe 1; Refrigerant therefrom manage 2 refrigerant inlet flow in internal layer refrigerant fluid layer between pipe 2 and the interior pipe 1, flow into outer refrigerant fluid layer again, at last from the refrigerant exit outflow of outer tube 3.
The utility model is directly embraced electrical heating or other heater element on the outer wall of outer tube 3; The outer wall of outer tube 3 is provided with the thermal grease conduction layer to reduce thermal resistance; Because the outer refrigerant fluid layer thinner thickness between outer tube 3 and the middle pipe 2; Can reduce heat transfer resistance, the efficient that electrically heated power is delivered in the refrigerant improves greatly.
The thinner thickness of the refrigerant fluid layer of the utility model reduces heat transfer resistance, and the efficient that the cold of cooling water is delivered in the refrigerant improves greatly.
The utility model has reduced the thickness of refrigerant fluid layer, thereby has reduced heat transfer distances, has solved the big technical problem of cold media gas thermal resistance, can improve heat transfer efficiency.
The utility model in condenser inlet temperature control, from the on-test to the parameters of temperature, only need 20～30min (prior art needs 45～60min) at least, control accuracy also bring up to from ± 0.2 ℃ be superior to ± 0.1 ℃.
Claims (6)
1. a high-efficiency coolant gas heater is characterized in that: comprise interior pipe, be placed in the outer middle pipe of interior pipe, be placed in the outer tube outside the middle pipe;
One end of outer tube is provided with first adapter sleeve, and first adapter sleeve makes this end and extraneous sealing of outer tube;
The other end of outer tube is provided with second adapter sleeve, and second adapter sleeve makes this end and extraneous sealing of outer tube;
One end of middle pipe is communicated with the inner chamber of outer tube, and the inner chamber of outer tube is communicated with the inner chamber of middle pipe; The other end of middle pipe is provided with the 3rd adapter sleeve, this end of pipe and external world's sealing during the 3rd adapter sleeve makes.
2. high-efficiency coolant gas heater according to claim 1 is characterized in that: the madial wall of pipe is provided with the refrigerant inlet in said, and the lateral wall of outer tube is provided with refrigerant exit.
3. high-efficiency coolant gas heater according to claim 1 is characterized in that: the outer wall of pipe is provided with male-pipe or high efficient heat exchanging tubing in said.
4. according to claim 1 or 3 described high-efficiency coolant gas heaters, it is characterized in that: the outer wall of said outer tube is arranged with electric heater or high efficiency heater spare.
5. according to claim 1 or 3 described high-efficiency coolant gas heaters, it is characterized in that: the outer wall of said outer tube is provided with the thermal grease conduction layer.
6. high-efficiency coolant gas heater according to claim 4 is characterized in that: the outer wall of said outer tube is provided with the thermal grease conduction layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202681659U CN202221151U (en) | 2011-07-27 | 2011-07-27 | Efficient refrigerant gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202681659U CN202221151U (en) | 2011-07-27 | 2011-07-27 | Efficient refrigerant gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202221151U true CN202221151U (en) | 2012-05-16 |
Family
ID=46043176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202681659U Expired - Lifetime CN202221151U (en) | 2011-07-27 | 2011-07-27 | Efficient refrigerant gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202221151U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104919257A (en) * | 2012-12-06 | 2015-09-16 | 三管地热公司 | Coaxial borehole heat exchanger and method of producing the same |
| CN108845592A (en) * | 2018-08-20 | 2018-11-20 | 苏州佐竹冷热控制技术有限公司 | Coolant charging measuring system and coolant charging method |
-
2011
- 2011-07-27 CN CN2011202681659U patent/CN202221151U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104919257A (en) * | 2012-12-06 | 2015-09-16 | 三管地热公司 | Coaxial borehole heat exchanger and method of producing the same |
| US10001300B2 (en) | 2012-12-06 | 2018-06-19 | Triopipe Geotherm Ab | Coaxial borehole heat exchanger and method of producing the same |
| CN108845592A (en) * | 2018-08-20 | 2018-11-20 | 苏州佐竹冷热控制技术有限公司 | Coolant charging measuring system and coolant charging method |
| CN108845592B (en) * | 2018-08-20 | 2024-02-27 | 苏州佐竹冷热控制技术有限公司 | Refrigerant filling measurement system and refrigerant filling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120516 |
|
| CX01 | Expiry of patent term |