CN203744609U - Flow mixing device for parallel flow evaporator tests - Google Patents
Flow mixing device for parallel flow evaporator tests Download PDFInfo
- Publication number
- CN203744609U CN203744609U CN201420153100.3U CN201420153100U CN203744609U CN 203744609 U CN203744609 U CN 203744609U CN 201420153100 U CN201420153100 U CN 201420153100U CN 203744609 U CN203744609 U CN 203744609U
- Authority
- CN
- China
- Prior art keywords
- mixing device
- flow
- flow mixing
- pipe joint
- pipe
- 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
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a flow mixing device for parallel flow evaporator tests. The flow mixing device comprises a pipe, a pipe joint connected to two ends of the pipe in a sealed manner, a copper velvet filler arranged in the pipe and a heat insulating layer covering the pipe and the pipe joint. According to the flow mixing device for the parallel flow evaporator tests, the copper velvet filler is larger than the surface area, a lot of gaps formed among the copper velvet, spoiler effect is fine, so that gas flow is capable of contacting with and being mixed with gas-liquid two-phase flow fully, liquid refrigerant can be evaporated fully, refrigerant flowing from the outlet of the flow mixing device can be guaranteed being in single stable gas state, and the temperature value of the refrigerant measured at the outlet of the flow mixing device can be guaranteed being accurate and reliable; the pipe and the pipe joint are in transparent structures, an observing window is arranged on the heat insulating layer, so that the state of the refrigerant at the outlet of the flow mixing device can be observed, and important information can be provided for set assessment of evaporator system performance.
Description
Technical field
The utility model relates to a kind of flow mixing device, particularly a kind of gas-liquid two-phase flow mixing device.
Background technology
The temperature and pressure of evaporator outlet medium is the important parameter of reactive evaporation device performance, the refrigerant of traditional evaporimeter flow through into single current through or flow path less, and each flow path is longer, in heat transfer process, refrigerant can be thoroughly mixed to form single-phase superheated vapor to evaporimeter end, therefore can directly detect outlet medium temperature and pressure at evaporimeter end.
But the MEDIA FLOW of existing evaporimeter is through more, and each flow path is shorter, in the not high situation of the degree of superheat, evaporimeter end refrigerant can not evaporate completely, thereby there will be the evaporimeter outflow end gas-liquid two-phase refrigerant can not well-mixed problem, and the gaseous medium temperature that each flow path collects be inconsistent.
The gas-liquid two-phase refrigerant flowing out due to evaporimeter end can not fully mix, respectively flow through flow out MEDIA FLOW temperature inconsistent, in the time of test point position, still there is strong heat exchanging process in refrigerant, system can not reach stable state, and therefore the temperature of existing evaporator outlet medium can not accurately be measured; Further, the refrigerant state of existing evaporimeter outflow end is invisible, and the refrigerant state of outflow end has decisive role to the setting assessment of systematic function; Therefore need a kind of device that can accurately test existing evaporator outlet medium temperature and pressure and observation evaporator outlet refrigerant state.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of parallel-flow evaporator test flow mixing device, the problem that can not accurately be measured to solve the temperature of existing evaporator outlet medium.
The utility model parallel-flow evaporator test flow mixing device, comprise body, with the sealed at both ends pipe joint being connected of body, be arranged at the copper wire suede obturator in body and be covered in body and pipe joint outside heat-insulation layer.
Further, described body is the transparent tube body of being made up of acrylic material, and described pipe joint is the transparent pipe joint of being made up of acrylic material, on described heat-insulation layer, is provided with watch window.
Further, described copper wire suede obturator is more than or equal to by joint length the copper wire that 200mm, cross section full-size be less than or equal to 1.0mm and forms, and the density of described copper wire suede obturator is 0.5～1.0g/cm
3.
Further, described pipe joint retaining ring is at body two ends, and is mutually permanently connected by bolt between two pipe joints, is provided with the sealing ring of fit clearance between sealed fitting and body on body.
The beneficial effects of the utility model:
1, the utility model parallel-flow evaporator test flow mixing device, its copper wire suede obturator specific area is large, space between copper wire is many, flow-disturbing effect is strong, thereby can make the gaseous flow of different temperatures, and biphase gas and liquid flow fully contacts mixing, allow liquid refrigerants fully evaporate, can ensure the refrigerant flowing out from the flow mixing device port of export gaseous state that is single stable, solving biphase gas and liquid flow in low overheat situation can not fully mix, and the measure error that causes such as evaporimeter outlet side different temperatures stratification of hot gas, ensure in the measured refrigerant temperature value of the flow mixing device port of export accurately and reliably.
2, the utility model parallel-flow evaporator test flow mixing device, its body and pipe joint are outside equipped with heat-insulation layer, can stop refrigerant and extraneous generation heat exchange in body, can further improve the accuracy of flow mixing device outlet refrigerant temperature.
3, the utility model parallel-flow evaporator test flow mixing device, its body and pipe joint are transparent configuration, and on heat-insulation layer, be provided with watch window, thereby can observe the refrigerant state of evaporator outlet end, can be and provide important information to the setting assessment of evaporator system performance.
Brief description of the drawings
Fig. 1 is the sectional structure chart of the utility model parallel-flow evaporator test flow mixing device;
Fig. 2 is the left view of Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in the figure, the present embodiment parallel-flow evaporator test flow mixing device, comprise body 1, with the sealed at both ends pipe joint being connected 2 of body 1, be arranged at the copper wire suede obturator 3 in body 1 and be covered in body 1 and pipe joint 2 outside heat-insulation layer 4.
In the time of the test outlet pressure medium of parallel-flow evaporator and temperature, this flow mixing device is connected to the refrigerant exit end of evaporimeter, pressure test point is arranged to the refrigerant entrance point of flow mixing device, temperature test point is arranged to the coolant media port of export of flow mixing device.Refrigerant is flowed through after flow mixing device can there is the pressure loss, and the entrance point that pressure test point is arranged to flow mixing device can improve test accuracy; Refrigerant is in the time flowing through flow mixing device, its copper wire suede is filled physical efficiency makes the gaseous flow of different temperatures and biphase gas and liquid flow fully contact mixing, liquid refrigerants fully evaporates, can ensure the refrigerant flowing out from the flow mixing device port of export gaseous state that is single stable, and then can ensure in the measured refrigerant temperature value of the flow mixing device port of export accurately and reliably.
As the improvement to the present embodiment, the transparent tube body of described body 1 for being made by acrylic material, the transparent pipe joint of described pipe joint 2 for being made by acrylic material, on described heat-insulation layer 4, be provided with watch window 5, this improvement makes to observe by watch window 5 the refrigerant state of evaporator outlet end, can be and provides important information to the setting assessment of evaporator system performance.
As the improvement to the present embodiment, described copper wire suede obturator 3 is greater than by joint length the copper wire that 200mm, cross section full-size be less than 1.0mm and forms, and the density of described copper wire suede obturator is 0.5g/cm
3.Certainly in different embodiment, the length of described single copper wire can also equal 200mm, and the full-size in cross section can also equal 1.0mm, and the density of copper wire suede obturator 3 also can be 0.5～1.0g/cm simultaneously
3other value in scope, as being 0.6g/cm
3, 0.7g/cm
3, 0.8g/cm
3, 0.9g/cm
3, 1.0g/cm
3deng.Copper wire suede obturator 3 in this improvement, it has larger specific area, and flow-disturbing effect is strong, can make the full and uniform mixing of refrigerant of different temperatures, different conditions, ensures that the refrigerant of the flow mixing device port of export is in stable condition pure gas form.
As the improvement to the present embodiment, described pipe joint 2 retaining rings are at body 1 two ends, and 2 of two pipe joints are mutually permanently connected by bolt 6, are provided with the sealing ring 7 of fit clearance between sealed fitting 2 and body 1 on body 1; By bolt 6, pipe joint 2 is pressurizeed, can make the air-tightness between the mating surface of pipe joint 2 and body 1 better, be conducive to improve the accuracy of outlet pressure test value; Simultaneously with boltsly can dismantle easily pipe joint, be convenient to maintenances such as flow mixing device clean.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. a parallel-flow evaporator test flow mixing device, is characterized in that: comprise body, with the sealed at both ends pipe joint being connected of body, be arranged at the copper wire suede obturator in body and be covered in body and pipe joint outside heat-insulation layer.
2. parallel-flow evaporator test flow mixing device according to claim 1, it is characterized in that: described body is the transparent tube body of being made up of acrylic material, described pipe joint is the transparent pipe joint of being made up of acrylic material, on described heat-insulation layer, is provided with watch window.
3. parallel-flow evaporator test flow mixing device according to claim 1, it is characterized in that: described copper wire suede obturator is more than or equal to by joint length the copper wire that 200mm, cross section full-size be less than or equal to 1.0mm and forms, and the density of described copper wire suede obturator is 0.5～1.0g/cm
3.
4. according to arbitrary described parallel-flow evaporator test flow mixing device in claim 1-3, it is characterized in that: described pipe joint retaining ring is at body two ends, and between two pipe joints, be mutually permanently connected by bolt, on body, be provided with the sealing ring of fit clearance between sealed fitting and body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153100.3U CN203744609U (en) | 2014-03-31 | 2014-03-31 | Flow mixing device for parallel flow evaporator tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153100.3U CN203744609U (en) | 2014-03-31 | 2014-03-31 | Flow mixing device for parallel flow evaporator tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744609U true CN203744609U (en) | 2014-07-30 |
Family
ID=51344399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420153100.3U Expired - Fee Related CN203744609U (en) | 2014-03-31 | 2014-03-31 | Flow mixing device for parallel flow evaporator tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203744609U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900296A (en) * | 2014-03-31 | 2014-07-02 | 南方英特空调有限公司 | Flow mixing device for testing of concurrent-flow evaporator |
| CN110762911A (en) * | 2019-11-12 | 2020-02-07 | 宁波奥克斯电气股份有限公司 | Branching body device and air conditioner |
-
2014
- 2014-03-31 CN CN201420153100.3U patent/CN203744609U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900296A (en) * | 2014-03-31 | 2014-07-02 | 南方英特空调有限公司 | Flow mixing device for testing of concurrent-flow evaporator |
| CN110762911A (en) * | 2019-11-12 | 2020-02-07 | 宁波奥克斯电气股份有限公司 | Branching body device and air conditioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105115340A (en) | Phase change heat storage device and heat-pump water heater | |
| CN204987941U (en) | Heat exchanger | |
| CN203744609U (en) | Flow mixing device for parallel flow evaporator tests | |
| CN102183164B (en) | Parallel-connected type pulsating heat pipe taking silver-water nanometer fluid as working medium | |
| CN104457345A (en) | Fin plate heat exchanger for condensing waste heat recovery | |
| CN107247067B (en) | Microchannel phase transition heat transfer experiment table and test platform | |
| CN205027186U (en) | Phase transition heat accumulation unit and heat pump water heater | |
| CN203771771U (en) | Air-conditioning unit and air heat exchanger | |
| CN103900296B (en) | Parallel-flow evaporator test flow mixing device | |
| CN103344357B (en) | Device for detecting coolant system control parameters and detecting method | |
| CN203117138U (en) | Visualized testing system for phase change of refrigerant inside horizontal pipe | |
| CN202420046U (en) | Visual dynamic water supercooling freezing experiment device | |
| CN104457035A (en) | Compact box-fin-type low-temperature heat-storage heat exchanger | |
| CN103033528A (en) | Visual device for viewing simultaneous phase change of refrigerants on both sides of heat exchange inner tube | |
| Ding et al. | Thermal characterization of lauric acid and stearic acid binary eutectic mixture in latent heat thermal storage systems with tube and fins | |
| CN204612239U (en) | A kind of visual heat exchanger | |
| CN204165233U (en) | Phase-change type energy storage Teat pump boiler | |
| CN209263746U (en) | A kind of Combined type dehumidifying heat pipe | |
| CN104566680B (en) | Compressor and with its air conditioner | |
| CN203869551U (en) | Condenser | |
| CN103223255A (en) | Climbing film evaporator | |
| CN203605746U (en) | Novel condenser pipe special for pharmacy tests | |
| CN202994429U (en) | Device for observing flow patterns of two heat exchange fluids in and outside pipe | |
| Mikhaeil et al. | Experimental and analytical investigation of applying an asymmetric plate heat exchanger as an evaporator in a thermally driven adsorption appliance | |
| CN208223258U (en) | Multiple rows of combined micro-channel heat exchange of heat pipe |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20160331 |