CN203879802U - Combination fan performance test device - Google Patents
Combination fan performance test device Download PDFInfo
- Publication number
- CN203879802U CN203879802U CN201420296432.7U CN201420296432U CN203879802U CN 203879802 U CN203879802 U CN 203879802U CN 201420296432 U CN201420296432 U CN 201420296432U CN 203879802 U CN203879802 U CN 203879802U
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- China
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- section
- test
- millimeters
- wind
- direct tube
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- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model provides a combination fan performance test device. The device comprises a sharing section, a transition section and an air outlet section; the sharing section comprises an air inlet section, a damping screen, an oblique cone section a and a straight barrel section a; the wall of the air inlet section is evenly provided with four air volume test mouths in the circumferential direction, and the wall of the oblique cone section a is evenly provided with four air pressure test mouths in the circumferential direction; the slope of the oblique cone section a ranges from 3 degrees to 4 degrees; the transition section comprises an oblique cone section b and a straight barrel section b which are fixedly connected, the oblique cone section b is detachably connected with the straight barrel section a, and the end of the straight barrel section b is provided with a connection port connected with an air inlet of one draught fan; the end of the air outlet section is provided with connection port connected with the air outlet of the draught fan; the sharing section is a test section for testing draught fans with different models and is detachably connected with the transition section, the transition section and the air outlet section can be replaced according to the different models of the draught fans, the purpose that the same test device can test performance of the draught fans with different models is achieved, and performance test costs of the draught fans are saved.
Description
Technical field
The utility model relates to a kind of detection device, is specifically related to a kind of for testing the combined fan performance testing device of fan delivery, blast.
Background technique
Blower fan all needed to carry out testing property before dispatching from the factory, to guarantee that the performance of blower fan meets NBS and designing requirement.In the time carrying out draught fan performance test, testing apparatus need to be connected with the intake grill of blower fan or/and exhaust outlet, and therefore, the main test section diameter of testing apparatus must match with air blower diameter; Based on this reason, existing draught fan performance test device is special just, and a testing apparatus, can only test a kind of blower fan of model.Therefore, the blower fan of every kind of model all needs to configure corresponding testing apparatus, needs the blower fan model of test more, and draught fan performance test device is corresponding increasing also, and this just causes existing fan test expense higher.
Model utility content
For above-mentioned deficiency of the prior art, the utility model provides a kind of combined fan performance testing device, and this device can be used for testing the blower fan of Multiple Type, has reduced fan test expense.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Combined fan performance testing device, comprises common sections, changeover portion and wind outlet section; Described common sections comprises the wind inlet section, honeycomb, oblique conical section a and the direct tube section a that are fixedly connected sequentially; Circumferentially be laid with 4 wind quantity test mouths at wind inlet section wall, be circumferentially laid with 4 blast test nipples at direct tube section a wall; The gradient of oblique conical section a is 3o ~ 4o; Described changeover portion comprises the oblique conical section b and the direct tube section b that are fixedly connected with, and oblique conical section b and direct tube section a removably connect, and the end of direct tube section b is provided with the interface for being connected with air inlet; The end of described wind outlet section is provided with the interface for being connected with fan outlet.
With respect to prior art, the utlity model has following beneficial effect:
The utility model draught fan performance test device is by arranging common sections, changeover portion and wind outlet section, common sections is the shared test section of test Multiple Type blower fan, changeover portion and common sections removably connect, changeover portion can be changed according to blower fan model is different with wind outlet section, to realize same testing apparatus, the fan performance of test different model, has saved draught fan performance test expense.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is rectifier structure schematic diagram;
Fig. 3 is A-A sectional drawing;
Fig. 4 is B-B sectional drawing;
Fig. 5 is test nipple mounting structure schematic diagram.
Wherein, 1 is wind inlet section, and 2 is oblique conical section a, and 3 is direct tube section a, and 4 is oblique conical section b, and 5 is direct tube section b, and 6 is blower fan, and 7 is wind outlet section, and 8 is honeycomb, and 9 is wind quantity test mouth, and 10 is blast test nipple.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Referring to Fig. 1 ~ Fig. 5: combined fan performance testing device is Wind cylinder structure, its sectional shape is circular.Testing apparatus comprises common sections, changeover portion and wind outlet section 7.Shared segment length is 16000 ~ 17000 millimeters, and transition segment length is 4500 ~ 5500 millimeters, and wind outlet section 7 length are 3000 ~ 4000 millimeters.In the present embodiment, shared segment length is 16045 millimeters, and transition segment length is 4922 millimeters, and wind outlet section 7 length are 3644 millimeters.
Common sections comprises wind inlet section 1, honeycomb 8, oblique conical section a2 and direct tube section a3.One end of wind inlet section 1 is intake grill, and the other end is fixedly connected with one end of honeycomb 8.On the air duct wall of wind inlet section 1, be provided with wind quantity test mouth 9, this wind quantity test mouth 9 is 4, and 4 wind quantity test mouths 9 are along the circumferential uniform setting of wind inlet section 1, and the angle between adjacent two wind quantity test mouths 9 is 90o.Distance between wind quantity test mouth 9 and honeycomb 8 is 1000 ~ 1100 millimeters, and preferred, the distance between wind quantity test mouth 9 and honeycomb 8 is 1044 millimeters.When test, sensor or test instrument are connected with wind quantity test mouth 9, can test blower fan 6 air quantity.Oblique conical section a2 length is 6000 ~ 7000 millimeters, and preferred, oblique conical section a2 length is 6270 millimeters.One end of oblique conical section a2 is fixedly connected with the other end of honeycomb 8, and the other end of oblique conical section a2 is fixedly connected with one end of direct tube section a3.Angle between oblique conical section a2 barrel and air duct axis is 3o ~ 4o, and preferred, the angle between oblique conical section a2 barrel and air duct axis is 3o30 '.The length of direct tube section a3 is 5000 ~ 6000 millimeters, and preferred, the length of direct tube section a3 is 5700 millimeters.The other end of direct tube section a3 is for being fixedly connected with changeover portion.On the air duct wall of direct tube section a3, be fixed with blast test nipple 10, this blast test nipple 10 is 4,4 blast test nipples 10 are along the circumferential uniform setting of direct tube section a3, be that angle between adjacent two blast test nipples 10 is 90 o, distance between blast test nipple 10 and wind quantity test mouth 9 is 11000 ~ 13000 millimeters, preferably, the distance between blast test nipple 10 and wind quantity test mouth 9 is 11628 millimeters.When test, sensor or test instrument are connected with blast test nipple 10, can test fan pressure.
Changeover portion comprises oblique conical section b4 and direct tube section b5, and oblique conical section b4 length is 2500 ~ 3000 millimeters, and direct tube section b5 length is 2000 ~ 2500 millimeters, and preferred, oblique conical section b4 length is 2850 millimeters, and direct tube section b5 length is 2072 millimeters.One end of oblique conical section b4 is fixedly connected with the direct tube section a3 the other end, and the other end of oblique conical section b4 is fixedly connected with one end of direct tube section b5, and the other end of direct tube section b5 for being fixedly connected with blower fan 6 intake grills in the time testing fan performance.The diameter of direct tube section b5 and blower fan 6 intake grill diameters match, and the diameter of the diameter of oblique conical section b4 and direct tube section b5 matches.In use, can, according to the difference of air inlet diameter to be measured, change the changeover portion of different air duct diameters, to realize same testing apparatus, the blower fan of test different model.
One end of wind outlet section 7 is used for being fixedly connected with blower fan 6 exhaust outlets in the time of test fan performance, the exhaust outlet that the other end is this testing apparatus.
In model utility, the means of fixation in testing apparatus between each test section can be selected conventional means of fixation, and in the present embodiment, means of fixation is that bolt is fixed or screw-thread fit.Wind quantity test mouth and blast test nipple are and are welded on air duct.
Finally it should be noted that, above embodiment is only in order to the technical solution of the utility model to be described but not restriction technologies scheme, although claimant has been described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or are equal to replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. combined fan performance testing device, is characterized in that, comprises common sections, changeover portion and wind outlet section; Described common sections comprises the wind inlet section, honeycomb, oblique conical section a and the direct tube section a that are fixedly connected sequentially; Circumferentially be laid with 4 wind quantity test mouths at wind inlet section wall, be circumferentially laid with 4 blast test nipples at direct tube section a wall; The gradient of oblique conical section a is 3o ~ 4o; Described changeover portion comprises the oblique conical section b and the direct tube section b that are fixedly connected with, and oblique conical section b and direct tube section a removably connect, and the end of direct tube section b is provided with the interface for being connected with air inlet; The end of described wind outlet section is provided with the interface for being connected with fan outlet.
2. combined fan performance testing device according to claim 1, is characterized in that, described shared segment length is 16000 ~ 17000 millimeters, and transition segment length is 4500 ~ 5500 millimeters, and air-out segment length is 3000 ~ 4000 millimeters.
3. combined fan performance testing device according to claim 1, is characterized in that, the distance between described wind quantity test mouth and honeycomb is 1000 ~ 1100 millimeters.
4. combined fan performance testing device according to claim 1, is characterized in that, the distance between described blast test nipple and wind quantity test mouth is 11000 ~ 13000 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296432.7U CN203879802U (en) | 2014-06-05 | 2014-06-05 | Combination fan performance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296432.7U CN203879802U (en) | 2014-06-05 | 2014-06-05 | Combination fan performance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203879802U true CN203879802U (en) | 2014-10-15 |
Family
ID=51680303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420296432.7U Expired - Fee Related CN203879802U (en) | 2014-06-05 | 2014-06-05 | Combination fan performance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203879802U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632681A (en) * | 2015-01-30 | 2015-05-20 | 哈尔滨工程大学 | Hovercraft model hover fan system characteristic performance curve detecting and adjusting device |
| CN107605780A (en) * | 2017-08-29 | 2018-01-19 | 河海大学常州校区 | Blower fan air inlet experimental test air channel and its operating method |
| CN107725461A (en) * | 2017-11-23 | 2018-02-23 | 上海胜战科技发展有限公司 | A kind of general draught fan performance test device of chamber type air inlet and outlet |
-
2014
- 2014-06-05 CN CN201420296432.7U patent/CN203879802U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632681A (en) * | 2015-01-30 | 2015-05-20 | 哈尔滨工程大学 | Hovercraft model hover fan system characteristic performance curve detecting and adjusting device |
| CN107605780A (en) * | 2017-08-29 | 2018-01-19 | 河海大学常州校区 | Blower fan air inlet experimental test air channel and its operating method |
| CN107725461A (en) * | 2017-11-23 | 2018-02-23 | 上海胜战科技发展有限公司 | A kind of general draught fan performance test device of chamber type air inlet and outlet |
| CN107725461B (en) * | 2017-11-23 | 2019-04-05 | 上海胜战科技发展有限公司 | A kind of draught fan performance test device that chamber type air inlet and outlet are general |
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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: 20141015 Termination date: 20170605 |