CN203132785U - Refrigerant leakage simulation test device - Google Patents
Refrigerant leakage simulation test device Download PDFInfo
- Publication number
- CN203132785U CN203132785U CN 201320095310 CN201320095310U CN203132785U CN 203132785 U CN203132785 U CN 203132785U CN 201320095310 CN201320095310 CN 201320095310 CN 201320095310 U CN201320095310 U CN 201320095310U CN 203132785 U CN203132785 U CN 203132785U
- Authority
- CN
- China
- Prior art keywords
- cold
- producing medium
- water tank
- leakage
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a refrigerant leakage simulation test device, in particular to a device for simulating and testing the in-apparatus leakage of a flammable refrigerant used in various refrigeration devices. The refrigerant leakage simulation test device comprises an air conditioner and a water tank which are fixed in parallel, wherein a balance bracket is fixed on the upper end of the water tank, and an electronic balance is connected with the upper end of the balance bracket. A refrigerant storage bottle is arranged in the water of the water tank and connected with the electronic balance by a suspension wire. A capillary tube is connected with a leakage port of the refrigerant storage bottle. An electric heating tube is arranged on the bottom of the water tank, and a liquid level control sensor is arranged in the water tank. The refrigerant leakage simulation test device is used for testing the leakage of the flammable refrigerant of the refrigeration device,, provides stable leakage amount, accurately control the total leakage amount, ensures the test process to meet the standard requirements, and improves the accuracy and effectiveness of test results.
Description
Technical field
The utility model relates to a kind of cold-producing medium simulated leakage pick-up unit, is used for a kind of device that leakage takes place in utensil the employed flammable cold-producing medium of all kinds of refrigerating appliances of analog detection specifically.
Background technology
In the prior art, refrigerating appliance freezes by cold-producing medium, and cold-producing medium generally has combustibility, so if the cold-producing medium in the refrigerating appliance leaks disasters such as meeting initiation fire, detect so need leak the cold-producing medium in the refrigerating appliance.
At present, the cold-producing medium that fills in the refrigerating appliance generally is no more than 100g, measure lessly, and therefore the amount of leakage is also very little; And the cold-producing medium evaporating temperature is lower, and just can vaporize at normal temperatures forms the gas-liquid two-phase material, and the leakage rate of cold-producing medium is difficult to detect.The pick-up unit that existing cold-producing medium leaks is inaccurate in the control of leakage total amount, and unstable on leakage rate, the accuracy of product leakage test result is examined in influence.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby provide a kind of cold-producing medium simulated leakage pick-up unit, for detection of refrigerating appliance the leakage of flammable cold-producing medium, stable leakage rate can be provided, accurately total amount is leaked in control, guarantee that testing process meets standard-required, improve accuracy and the validity of testing result.
The technical scheme that provides according to the utility model, cold-producing medium simulated leakage pick-up unit comprises air-conditioning and the water tank that is fixed on side by side in the frame, the frame upper end is electrical control cubicles fixedly, it is characterized in that: water tank upper end fixed weigher support, balance support upper end connects electronic balance.The cold-producing medium liquid storage bottle is placed in the water of water tank, and the cold-producing medium liquid storage bottle connects electronic balance by messenger wire.Connect kapillary on the leakage hole of described cold-producing medium liquid storage bottle.Described water tank bottom is provided with electric heating tube and air conditioner evaporation coil, is provided with liquid level control sensor in the water tank.
Further, water side capillaceous connects air release.
Further, the kapillary water side is fixed, and interlude can stretch.
Further, be provided with thermal insulation board between electronic balance and the balance support.
Further, the frame bottom roller that is rotationally connected.
Further, electrical control cubicles comprises the PLC control panel, and the PLC control panel is controlled the work of air-conditioning and electric heating tube, and adjusts the height of the water surface in the water tank according to liquid level control sensor.
Compared with the prior art the utility model has the following advantages:
1. when cold-producing medium leaked, along with loss, the evaporation of cold-producing medium, the cold-producing medium fluid reservoir can absorb heat simultaneously.Adopt water tank as the thermostat of cold-producing medium, utilize hydro-thermal characteristics capacious, can guarantee that the water tank temperature fluctuation is little, the refrigerant temperature fluctuation is slow, thereby guarantee that leakage rate is stable;
2. provide stable cold temperature source by air-conditioning, electric heating tube provides thermal source, by PLC control electric heating tube, realizes accuracy control over temperature, guarantees the stable of water tank temperature;
3. the cold-producing medium liquid storage bottle is suspended in the water, owing to be subjected to buoyancy of water, has alleviated the load of electronic balance, thereby can select less and the electronic balance that precision is higher of range;
4. the kapillary water side is fixed, and the centre is free state, weighs in order to avoid disturb.
Description of drawings
Fig. 1 is the utility model front view.
Fig. 2 is the utility model side view.
Description of reference numerals: 1-frame, 2-air-conditioning, 3-water tank, 4-electrical control cubicles, 5-messenger wire, 6-electronic balance, 7-thermal insulation board, 8-balance support, 9-cold-producing medium liquid storage bottle, 10-kapillary, 11-air release, 12-electric heating tube, 13-liquid level control sensor, 14-roller.
Embodiment
Embodiment during following the utility model is incited somebody to action by reference to the accompanying drawings is further described:
Shown in Fig. 1 ~ 2, the utility model mainly comprises air-conditioning 2 and the water tank 3 that is fixed on side by side in the frame 1, water tank 3 upper end fixed weigher supports 8, and balance support 8 upper ends connect electronic balance 6.Cold-producing medium liquid storage bottle 9 is placed in the water of water tank 3, and cold-producing medium liquid storage bottle 9 connects electronic balance 6 by messenger wire 5.Owing to be subjected to buoyancy of water, alleviated the load of electronic balance 6, thereby can select less and the electronic balance 6 that precision is higher of range.Connect kapillary 10 on the leakage hole of described cold-producing medium liquid storage bottle 9, kapillary 10 water sides are fixed, and interlude can stretch, and weigh in order to avoid disturb.The water side of described kapillary 10 connects air release 11.
Described water tank 3 bottoms are provided with electric heating tube 12 and air conditioner evaporation coil, are provided with liquid level control sensor 13 in the water tank 3.
Frame 1 upper end is electrical control cubicles 4 fixedly, and electrical control cubicles 4 comprises the PLC control panel, and the PLC control panel is controlled the work of air-conditioning 2 and electric heating tube 12, and adjusts the height of the waters surface in the water tanks 3 according to liquid level control sensor 13.
Be provided with thermal insulation board 7 between described electronic balance 6 and the balance support 8, by the accuracy of the heat effects in the thermal insulation board 7 blocking-up water tanks to electronic balance 6 detections.
The described frame 1 bottom roller 14 that is rotationally connected is by roller 14 moving frames 1.
When cold-producing medium leaked, along with loss, the evaporation of cold-producing medium, the cold-producing medium liquid storage bottle can absorb heat simultaneously.Adopt water tank 3 as the thermostat of cold-producing medium, utilize hydro-thermal characteristics capacious, can guarantee that water tank 3 temperature fluctuations are little, the refrigerant temperature fluctuation is slow, thereby guarantee that leakage rate is stable.Provide stable cold temperature source by air-conditioning 2, electric heating tube 12 provides thermal source, by PLC control electric heating tube 12, realizes accuracy control over temperature, guarantees the stable of water tank 3 temperature.The cold-producing medium dosage that runs off in the cold-producing medium liquid storage bottle 9 shows that by electronic balance 6 cold-producing medium liquid storage bottle 9 connects electronic balance 6 by messenger wire 5.Owing to be subjected to buoyancy of water, alleviated the load of electronic balance 6, thereby can select less and the electronic balance 6 that precision is higher of range.
Claims (6)
1. cold-producing medium simulated leakage pick-up unit, comprise the air-conditioning (2) and the water tank (3) that are fixed on side by side in the frame (1), frame (1) upper end is electrical control cubicles (4) fixedly, it is characterized in that: water tank (3) upper end fixed weigher support (8), balance support (8) upper end connects electronic balance (6); Cold-producing medium liquid storage bottle (9) is placed in the water of water tank (3), and cold-producing medium liquid storage bottle (9) connects electronic balance (6) by messenger wire (5); Connect kapillary (10) on the leakage hole of described cold-producing medium liquid storage bottle (9); Described water tank (3) bottom is provided with electric heating tube (12) and air conditioner evaporation coil, is provided with liquid level control sensor (13) in the water tank (3).
2. cold-producing medium simulated leakage pick-up unit as claimed in claim 1 is characterized in that: the water side connection air release (11) of described kapillary (10).
3. cold-producing medium simulated leakage pick-up unit as claimed in claim 1, it is characterized in that: described kapillary (10) water side is fixed, and interlude can stretch.
4. cold-producing medium simulated leakage pick-up unit as claimed in claim 1 is characterized in that: be provided with thermal insulation board (7) between described electronic balance (6) and the balance support (8).
5. cold-producing medium simulated leakage pick-up unit as claimed in claim 1 is characterized in that: described frame (1) the bottom roller (14) that is rotationally connected.
6. cold-producing medium simulated leakage pick-up unit as claimed in claim 1, it is characterized in that: described electrical control cubicles (4) comprises the PLC control panel, the PLC control panel is controlled the work of air-conditioning (2) and electric heating tube (12), and adjusts the height of the interior water surface of water tank (3) according to liquid level control sensor (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320095310 CN203132785U (en) | 2013-03-01 | 2013-03-01 | Refrigerant leakage simulation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320095310 CN203132785U (en) | 2013-03-01 | 2013-03-01 | Refrigerant leakage simulation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203132785U true CN203132785U (en) | 2013-08-14 |
Family
ID=48940757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320095310 Expired - Fee Related CN203132785U (en) | 2013-03-01 | 2013-03-01 | Refrigerant leakage simulation test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203132785U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111146A (en) * | 2014-05-29 | 2014-10-22 | 广东美的制冷设备有限公司 | Refrigerant leakage testing apparatus and control method for same |
| CN104266798A (en) * | 2014-10-10 | 2015-01-07 | 广东美的制冷设备有限公司 | Refrigerating fluid leakage testing device and method |
| CN105333657A (en) * | 2015-10-21 | 2016-02-17 | 广东志高空调有限公司 | Refrigerant filling system capable of draining flammable refrigerant in time |
-
2013
- 2013-03-01 CN CN 201320095310 patent/CN203132785U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111146A (en) * | 2014-05-29 | 2014-10-22 | 广东美的制冷设备有限公司 | Refrigerant leakage testing apparatus and control method for same |
| CN104111146B (en) * | 2014-05-29 | 2017-05-24 | 广东美的制冷设备有限公司 | Refrigerant leakage testing apparatus and control method for same |
| CN104266798A (en) * | 2014-10-10 | 2015-01-07 | 广东美的制冷设备有限公司 | Refrigerating fluid leakage testing device and method |
| CN105333657A (en) * | 2015-10-21 | 2016-02-17 | 广东志高空调有限公司 | Refrigerant filling system capable of draining flammable refrigerant in time |
| CN105333657B (en) * | 2015-10-21 | 2018-02-16 | 广东志高空调有限公司 | A kind of refrigerant filling system that can empty combustible refrigerant in time |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103257104B (en) | A kind of protective materials cold-and-heat resistent pulsating fatigue test unit | |
| CN203132785U (en) | Refrigerant leakage simulation test device | |
| CN203437138U (en) | Constant-temperature and constant-humidity test box | |
| CN105403584B (en) | Analogue transformer difference oil stream speed high/low-temperature impact thermal ageing test device | |
| CN103837567A (en) | Liquid specific heat capacity measuring device capable of realizing self-balanced pressurization and measuring method | |
| CN201304340Y (en) | Heat pipe-based temperature stabilization device | |
| CN101433867B (en) | Constant thermal apparatus based on hot pipe | |
| CN203688400U (en) | Variable temperature type viscosity coefficient measurement instrument | |
| CN104111146B (en) | Refrigerant leakage testing apparatus and control method for same | |
| CN104266798B (en) | Refrigerant leakage tester and refrigerant leak testing method | |
| CN203178220U (en) | Device for testing thermophysical parameter of material | |
| CN103149233A (en) | Device and method of testing material thermophysical property parameter | |
| CN201260967Y (en) | High and low-temperature air medium constant temperature bath | |
| CN105829858A (en) | Container test system | |
| CN202497894U (en) | Cold and hot adjustable constant-temperature test tube rack | |
| CN101701900B (en) | Device and method for testing absorbance by electric quantity method | |
| CN203083780U (en) | Simulation leakage test mechanism for refrigerants | |
| CN202486034U (en) | Cold and hot pulse fatigue tester of barrier material | |
| CN203083781U (en) | Simulated leakage device for combustible refrigerant | |
| CN205482906U (en) | Experimental device for spot test panel amount of deflection of weing | |
| CN101788510A (en) | Fluid tube internal heat exchange coefficient measuring device provided with condensing pressure adjusting module | |
| Shi et al. | A measurement method of ice layer thickness based on resistance-capacitance circuit for closed loop external melt ice storage tank | |
| CN206499355U (en) | Hot tank and water dispenser | |
| KR101618347B1 (en) | Coolant calorimeter that can do pressure cycle test | |
| CN207605758U (en) | A kind of water-bath |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140301 |