CN202648050U - Debugging device matched with air conditioning system - Google Patents
Debugging device matched with air conditioning system Download PDFInfo
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- CN202648050U CN202648050U CN 201220264731 CN201220264731U CN202648050U CN 202648050 U CN202648050 U CN 202648050U CN 201220264731 CN201220264731 CN 201220264731 CN 201220264731 U CN201220264731 U CN 201220264731U CN 202648050 U CN202648050 U CN 202648050U
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- refrigerant
- debugging apparatus
- pressure gauge
- stop valve
- air
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Abstract
The utility model mainly provides a debugging device matched with an air conditioning system. The debugging device comprises a refrigerant tank, a refrigerant output pipeline and a refrigerant backflow pipeline, the refrigerant output pipeline is connected with the refrigerant tank, the refrigerant backflow pipeline is connected with refrigerant circulation pipelines of an air conditioning outdoor unit and an air conditioning indoor unit, the refrigerant output pipeline comprises a second two-way stop valve and a first pressure gauge which are sequentially connected, and the refrigerant backflow pipeline comprises a second pressure gauge, a third two-way stop valve, a capillary pipe and a fourth two-way stop valve which are sequentially connected. By the aid of the pressure gauges arranged in the refrigerant circulation pipelines, pressure change in the pipelines is visually and accurately reflected, the length of the capillary pipe and consumption of refrigerants are adjusted and determined according to the pressure change, and matched debugging efficiency is improved.
Description
Technical field
The utility model relates to a kind of debugging apparatus of air-conditioning system coupling.
Background technology
Different air-conditionings are different because of its rated power, and its required refrigerant consumption and medium circulation pipeline inner capillary tube length are all not identical.Therefore, air-conditioning need carry out matching and debugging before dispatching from the factory.Adjustment method commonly used is for selecting in advance one group of capillary that length is different, judge that according to being arranged at the measured temperature of thermocouple in the pipeline stateful connection of system tests the cold degree of superheat of mistake of each stream, to carry out the coupling of capillary and coolant quantity, wherein degree of supercooling is the difference of condenser middle part temperature and condensator outlet temperature; The degree of superheat is the difference of evaporator outlet temperature and evaporimeter middle part temperature.If degree of supercooling is high, the degree of superheat is high, then needs to shorten capillary; If degree of supercooling is low, the degree of superheat is low, then needs to add long capillary; If degree of supercooling is high, the degree of superheat is low, then needs to reduce coolant quantity; If degree of supercooling is low, the degree of superheat is high, then needs to increase coolant quantity.Above-mentioned coalignment is owing to the measured temperature accuracy of thermocouple is lower, and the larger error of normal appearance often needs repeatedly repeated test, and matching efficiency is low.
The utility model content
In view of this, main purpose of the present utility model is, a kind of debugging apparatus of air-conditioning system coupling is provided, by Pressure gauge is set in medium circulation pipeline, intuitively, the pressure in the accurate response pipeline changes, and according to pressure variation adjustment and definite length capillaceous and refrigerant consumption, realize improving matching and debugging efficient.
The debugging apparatus of air-conditioning system coupling provided by the utility model, comprise refrigerant tank, the refrigerant output pipe that connects refrigerant tank, and the refrigerant return pipe road that connects air-conditioner outdoor unit and indoor apparatus of air conditioner medium circulation pipeline, described refrigerant output pipe comprises the second two-way stop valve and the first Pressure gauge that connects successively;
Described refrigerant return pipe road comprises the second Pressure gauge, the 3rd two-way stop valve, capillary and the 4th two-way stop valve that connects successively.
By upper, by Pressure gauge is set in medium circulation pipeline, the pressure in directly perceived, the accurate response pipeline changes, and changes according to pressure and to adjust and determine length capillaceous and refrigerant consumption, realizes improving matching and debugging efficient.
Optionally, also comprise electronic scale, be arranged at described refrigerant tank below, described electronic scale two ends arrange baffle plate.
Optionally, the groove that is complementary of the front panel setting of described debugging apparatus and first, second manometric dial plate.
Optionally, described first, second Pressure gauge is fixed in debugging apparatus front panel groove by DRIVE SCREWS.
Optionally, the inwall of debugging apparatus is fixed on described refrigerant output pipe and refrigerant return pipe road by slotted collar.
Optionally, middle part and the exit position set temperature sensor of the middle part of condenser and exit position and evaporimeter in the medium circulation pipeline in described air-conditioning system.
By upper, by the set temperature sensor, can further verify Pressure gauge institute testing result.
Description of drawings
Figure 1 shows that the principle schematic of adjusting system and debugging apparatus;
Figure 2 shows that the structural representation of debugging apparatus.
The specific embodiment
1,2 pair of specific embodiment of the present utility model describes with reference to the accompanying drawings.Air-conditioning system comprises air-conditioner outdoor unit 20 and indoor apparatus of air conditioner 10, is used for the debugging apparatus 30 of air-conditioning system coupling.
Fluid reservoir, compressor, cross valve and the condenser that connects successively in the air-conditioner outdoor unit 20 and the evaporimeter in the indoor apparatus of air conditioner 10 form medium circulation pipeline.Liquid coolant absorbs heat in evaporimeter after, being vaporizated into low temperature and low pressure steam flows into fluid reservoir, is entered condenser behind the steam of boil down to HTHP after the compressor suction, carries out heat exchange in condenser, be condensed into highly pressurised liquid, again enter evaporimeter, so circularly cooling.Wherein, in described condenser flows to the output pipe of evaporimeter, also comprise the first two-way stop valve 103, in evaporimeter flows to the pipeline of fluid reservoir, comprise three-way cut-off valve 102.
Described debugging apparatus 30 comprises the electronic scale that is fixed in its inner bottom surface, the refrigerant tank that is arranged at described electronic scale top, connects the refrigerant output pipe 310 of refrigerant tank, and the refrigerant return pipe road 320 that connects air-conditioner outdoor unit 20 and indoor apparatus of air conditioner 10.
As shown in Figure 1 and Figure 2, described electronic scale can be fixed by DRIVE SCREWS, or with debugging apparatus 30 be the integral type structure.Better, the electronic scale two ends arrange baffle plate, so that refrigerant tank is fixing firm.
Comprise successively the second two-way stop valve 301, the first Pressure gauge 303 in the refrigerant output pipe 310.Be connected by transparent hose 302 between described the second two-way stop valve 301 and the first Pressure gauge 303, the output of described refrigerant tank output pipe is connected with three-way cut-off valve 102 in the described air-conditioner outdoor unit 20.
Comprise successively the second Pressure gauge 304, the 3rd two-way stop valve 305, capillary 306 and the 4th two-way stop valve 307 in the refrigerant return pipe road 320.
Wherein, refrigerant output pipe 310 is low-pressure side during refrigerating operaton, and refrigerant return pipe road 320 is the high-pressure side; Opposite when heating.Debugging apparatus 30 inwalls are fixed in by slotted collar (not shown) in described refrigerant output pipe 310 and refrigerant return pipe road 320.As shown in Figure 2, described first, second Pressure gauge (303,304) is inlayed the front panel that is fixed in debugging apparatus 30 by DRIVE SCREWS (not shown).In addition, described second and third, four two-way stop valves (301,305,307) inlay the front panel that is fixed in debugging apparatus 30 by DRIVE SCREWS equally.Described capillary 306 is connected between the 3rd two-way stop valve 305 and the 4th two-way stop valve 307, accordingly, position at the corresponding capillary 306 of described debugging apparatus 30 front panels arranges a groove (not shown), so that manually adjust capillary pipe length.
Matching process when the below is freezed to 30 pairs of air-conditioning systems of debugging apparatus provided by the utility model is example, is described.
At first access the refrigerant of capillary and primary quantity before the debugging according to the design (rated power) of air-conditioning system.The rotating operation bar is opened the first two-way stop valve 103.Start is after air-conditioning system is stable, check the high-voltage value P2 that low voltage value P1 that the first Pressure gauge 303 detects and the second Pressure gauge 304 detect, compare with theoretical low voltage value P1 ' and theoretical high-voltage value P2 ', adjust capillary pipe length or refrigerant injection rate according to comparative result.
When the high-voltage value that detects or low voltage value one of them less than theoretical value, and the opposing party is greater than theoretical value; Or the high-voltage value that detects or low voltage value one of them greater than theoretical value, and the opposing party carries out the capillary pipe length adjustment during less than theoretical value, specifically, if P2＞P2 ', and P1＜P1 ' then needs to shorten capillary pipe length; If otherwise P2＜P2 ', and P1＞P1 ', then need to increase capillary pipe length.Described capillary is adjusted length and is regulated according to regulating formula L=k1 Δ P, and wherein, L represents the length of regulating, and k1 is adjustment factor, and Δ P is the high-voltage value that detects and the difference of theoretical high-voltage value.
In addition, if the high-voltage value that detects or low voltage value simultaneously greater than or during simultaneously less than theoretical value, adjust the coolant quantity that injects whole air-conditioning system in the refrigerant tank, specifically, if P2＞P2 ', and P1＞P1 ' then needs to reduce coolant quantity; If otherwise P2＜P2 ', and P1＞P1 ', then need to increase the refrigerant injection rate.Described refrigerant injection rate is regulated according to regulating formula mg=k2 Δ P, and wherein, mg represents the refrigerant injection rate of regulating, and k2 is adjustment factor, and Δ P is the high-voltage value that detects and the difference of theoretical high-voltage value.Can control intuitively, accurately coolant quantity by electronic scale.
Better, also can be in medium circulation pipeline the set temperature sensor, further verify Pressure gauge institute testing result.Specifically, temperature sensor is arranged at middle part and the exit position of evaporimeter in the middle part of condenser in the indoor apparatus of air conditioner 10 and exit position, the air-conditioner outdoor unit 20, the force value that the temperature that detects by temperature sensor and first, second Pressure gauge record corroborates each other, and reflects more accurately the air-conditioning system state.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. the debugging apparatus of air-conditioning system coupling, comprise refrigerant tank, the refrigerant output pipe that connects refrigerant tank, and the refrigerant return pipe road that connects air-conditioner outdoor unit and indoor apparatus of air conditioner, it is characterized in that, described refrigerant output pipe comprises the second two-way stop valve (301) and the first Pressure gauge (303) that connects successively;
Described refrigerant return pipe road comprises the second Pressure gauge (304), the 3rd two-way stop valve (305), capillary (306) and the 4th two-way stop valve (307) that connects successively.
2. debugging apparatus according to claim 1 is characterized in that, also comprises electronic scale, is arranged at described refrigerant tank below, and described electronic scale two ends arrange baffle plate.
3. debugging apparatus according to claim 1 is characterized in that, the groove that the dial plate of the front panel setting of described debugging apparatus and first, second Pressure gauge (303,304) is complementary.
4. debugging apparatus according to claim 3 is characterized in that, described first, second Pressure gauge (303,304) is fixed in debugging apparatus front panel groove by DRIVE SCREWS.
5. debugging apparatus according to claim 1 is characterized in that, the inwall of debugging apparatus (30) is fixed on described refrigerant output pipe and refrigerant return pipe road by slotted collar.
6. debugging apparatus according to claim 1 is characterized in that, middle part and the exit position set temperature sensor of the middle part of condenser and exit position and evaporimeter in the medium circulation pipeline in described air-conditioning system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220264731 CN202648050U (en) | 2012-06-06 | 2012-06-06 | Debugging device matched with air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220264731 CN202648050U (en) | 2012-06-06 | 2012-06-06 | Debugging device matched with air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202648050U true CN202648050U (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220264731 Expired - Lifetime CN202648050U (en) | 2012-06-06 | 2012-06-06 | Debugging device matched with air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202648050U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292526A (en) * | 2013-06-04 | 2013-09-11 | Tcl空调器(中山)有限公司 | Air conditioner and method for debugging refrigerant quantity in refrigerant circulating system |
| CN103453943A (en) * | 2013-07-19 | 2013-12-18 | 浙江金刚汽车有限公司 | Calibration method of coolant filling equipment |
| CN107894068A (en) * | 2017-11-14 | 2018-04-10 | 宁波奥克斯电气股份有限公司 | A kind of running state of air conditioner adjusting method and device |
| CN113357856A (en) * | 2021-06-07 | 2021-09-07 | 青岛海尔空调器有限总公司 | Refrigerant filling matching adjusting device of air conditioning system and control method |
-
2012
- 2012-06-06 CN CN 201220264731 patent/CN202648050U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292526A (en) * | 2013-06-04 | 2013-09-11 | Tcl空调器(中山)有限公司 | Air conditioner and method for debugging refrigerant quantity in refrigerant circulating system |
| CN103292526B (en) * | 2013-06-04 | 2016-05-04 | Tcl空调器(中山)有限公司 | The adjustment method of coolant quantity in air-conditioner and coolant circulating system |
| CN103453943A (en) * | 2013-07-19 | 2013-12-18 | 浙江金刚汽车有限公司 | Calibration method of coolant filling equipment |
| CN103453943B (en) * | 2013-07-19 | 2015-12-02 | 浙江金刚汽车有限公司 | A kind of scaling method of coolant filling equipment |
| CN107894068A (en) * | 2017-11-14 | 2018-04-10 | 宁波奥克斯电气股份有限公司 | A kind of running state of air conditioner adjusting method and device |
| CN107894068B (en) * | 2017-11-14 | 2020-05-01 | 宁波奥克斯电气股份有限公司 | Air conditioner running state adjusting method and device |
| CN113357856A (en) * | 2021-06-07 | 2021-09-07 | 青岛海尔空调器有限总公司 | Refrigerant filling matching adjusting device of air conditioning system and control method |
| CN113357856B (en) * | 2021-06-07 | 2022-09-06 | 青岛海尔空调器有限总公司 | Refrigerant filling matching adjusting device of air conditioning system and control method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |
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| CX01 | Expiry of patent term |