CN201837414U - On-site measuring device for ventilation rate of fan - Google Patents
On-site measuring device for ventilation rate of fan Download PDFInfo
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- CN201837414U CN201837414U CN 201020595284 CN201020595284U CN201837414U CN 201837414 U CN201837414 U CN 201837414U CN 201020595284 CN201020595284 CN 201020595284 CN 201020595284 U CN201020595284 U CN 201020595284U CN 201837414 U CN201837414 U CN 201837414U
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- outside framework
- screw rod
- measurement device
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Abstract
The utility model provides an on-site measuring device for ventilation rate of a fan, which comprises an outer frame, a wind speed sensor, a sensor mounting bracket, a linear driving motor, a driving screw rod, a driven screw rod, a chain gear, a driving gear, an upper limit switch, a lower limit switch, a positioning guide rail, a bearing seat, a driving chain, a tensioning wheel, a data collecting and controlling system, a sensor signal wire, a control panel and the like. With respect to the ventilation rate of the fan to be measured, the wind speed of different sections is measured by the wind speed sensor of a measuring system and is then transmitted to the data collecting and controlling system by the sensor signal wire for storage, and measuring results are input into a computer in the form of figures for processing. The on-site measuring device can carry out on-site measuring on the ventilation rate of the fan under different running conditions and has high accuracy.
Description
Affiliated technical field
The utility model designs a kind of blower ventilation amount on-site measurement device, is applicable to the axial flow blower ventilation on-site measurement that is installed in livestock and poultry house or the warmhouse booth.
Background technology
Along with the livestock and poultry cultivation environmental problem is more and more paid close attention to, the harmful gas that livestock and poultry cultivation produces also causes many scholars' attention to the pollution of environment, but harmful gas emission need obtain the harmful gas concentration difference and two parameters of ventilation could be calculated, can adopt different instruments to carry out on-site measurement for harmful gas concentration, but mensuration for livestock and poultry house ventilation, normally on the ventilation blower section, measure the wind speed of difference, but because the wind gage spot measurement can not be represented the actual ventilation of whole blower fan self, measuring error is big; Perhaps calculate ventilation by the performance curve that provides with outer differential static pressure of house and blower fan producer in the house of mechanical ventilation, but in actual applications because the dust on loosening, the window shutter of fan belt or can not normally open, and fan leaf adheres to dust etc., will cause the measurement result of ventilation that very big deviation is arranged.
Summary of the invention
The purpose of this utility model is a kind of blower ventilation amount on-site measurement device that designs for the deficiency that overcomes existing determination techniques existence, its operating automation degree height, and measurement data is accurately and reliably, and is simple and efficient.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of blower ventilation amount on-site measurement device, and it is characterized in that: it is made up of outside framework 1, air velocity transducer 2, mounting frame for sensor 3, passive screw rod 4, upper limit position switch 5, chain drive-belt 6, stretching pulley 7, chain pitch wheel 8, positioning guide rail 9, drive screw 10, sensor signal lines 11, driven wheel 12, data acquistion and control system 13, Linear Driving motor 14, control panel 15, bearing seat 16 and lower position switch 17; Drive motor 14 is fixed on the base of outside framework 1 by motor cabinet, drive screw 10 bottoms are connected 14 by bearing seat 16 with the Linear Driving motor, chain pitch wheel 8 is installed on the top, be connected by the chain pitch wheel 8 of chain drive-belt 6 with passive screw rod 4 tops that are installed in outside framework 1 an other side, support by the stretching pulley 7 that is installed in outside framework 1 top in the middle of the chain drive-belt 6, mounting frame for sensor 3 is connected with 4 with screw rod 10 by the driven wheel 12 of both sides, be connected with the positioning guide rail 9 at rear portion simultaneously, air velocity transducer 2 is vertically mounted on the mounting frame for sensor 3, the signal of its test is connected with data acquistion and control system 13 by sensor signal lines 11, control panel 15 is installed in outside framework, be connected with data acquistion and control system 13 by power lead, upper limit position switch 5 and lower position switch 17 are installed in a side positioning guide rail 9 upper and lower sides.
Described outside framework and left and right sides about in the of 1 is 45 arc-shaped structures of spending with aluminium sheet or sheet steel sealing, four sides of front end inlet;
Described positioning guide rail 9 and drive screw 10 and passive screw rod 4 parallel installations;
Described mounting frame for sensor 3 is the square steel structure, and air velocity transducer 2 joints adopt the mode of quick union to be connected with sensor signal lines 11, are convenient to remove and install, and sensor signal lines (11) is placed on the inside of mounting frame for sensor 3;
Described Linear Driving motor 14 is uniform motion, and can realize back and forth movement.
The beneficial effects of the utility model are: arranged several air velocity transducers in the measuring system uniformly, can measure the wind conditions on each section of blower fan, test result is accurate in real time, the measuring accuracy height.
Description of drawings
Fig. 1 is the structural representation of the utility model ventilation blower air quantity on-site measurement device.
Among the figure: 1. outside framework; 2. air velocity transducer; 3. mounting frame for sensor; 4. passive screw rod; 5. upper limit position switch; 6. chain drive-belt; 7. stretching pulley; 8. chain pitch wheel; 9. positioning guide rail; 10. drive screw; 11. sensor signal lines; 12. driven wheel; 13. data acquistion and control system; 14. Linear Driving motor; 15. control panel; 16. bearing seat; 17. lower position switch.
Embodiment
Drive motor 15 is fixed on the base of outside framework 1 by motor cabinet, drive screw 10 bottoms are connected with Linear Driving motor 15 by bearing seat 16, chain pitch wheel 8 is installed on the top, be connected by the chain pitch wheel 8 of chain drive-belt 6 with passive screw rod 4 tops that are installed in blower fan outside framework 1 an other side, support by the stretching pulley 7 that is installed in blower fan outside framework 1 top in the middle of the chain drive-belt 6, mounting frame for sensor 3 is connected with 10 with screw rod 4 by the driven wheel 10 of both sides, be connected with positioning guide rail 9 simultaneously, air velocity transducer 2 is vertically mounted on the mounting frame for sensor 3, the signal of its test is connected with data acquistion and control system 13 by sensor signal lines 11, control panel 15 is installed in outside framework 1, be connected with data acquistion and control system 13 by power lead, upper limit position switch 5 and lower position switch 17 are installed in a side positioning guide rail 9 upper and lower sides.At the scene in the measuring process, this system is installed in the front end of ventilation blower, after power supply is connected on the control panel 15 power supply, Linear Driving motor 14 starts the back and drives drive screw 10 rotations, and by passive screw rod 4 rotations of chain drive-belt 6 drives on top, air velocity transducer 2 is by the operation up and down under the support of screw rod 4 and 10 rotations and positioning guide rail 9 of mounting frame for sensor 3 both sides driven wheels 12, the air quantity of tested blower fan by test macro after by the wind speed of air velocity transducer 2 test different sections and be transported to data acquistion and control system 13 backs by sensor signal lines and preserve, data acquistion and control system 13 stops linear drive motor 15 work after mounting frame for sensor 3 moves up to upper limit position switch 5, moves downward situation roughly the same.
Claims (6)
1. blower ventilation amount on-site measurement device, it is characterized in that: it is made up of outside framework (1), air velocity transducer (2), mounting frame for sensor (3), passive screw rod (4), upper limit position switch (5), chain drive-belt (6), stretching pulley (7), chain pitch wheel (8), positioning guide rail (9), drive screw (10), sensor signal lines (11), driven wheel (12), data acquistion and control system (13), Linear Driving motor (14), control panel (15), bearing seat (16) and lower position switch (17); Linear Driving motor (14) is fixed on the base of outside framework (1) by motor cabinet, drive screw (10) bottom is connected (14) by bearing seat (16) with the Linear Driving motor, chain pitch wheel (8) is installed on the top, be connected by the chain pitch wheel (8) of chain drive-belt (6) with passive screw rod (4) top that is installed in the other side of outside framework (1), support by the stretching pulley (7) that is installed in outside framework (1) top in the middle of the chain drive-belt (6), mounting frame for sensor (3) is connected with (4) with screw rod (10) by the driven wheel (12) of both sides, be connected with the positioning guide rail (9) at rear portion simultaneously, air velocity transducer (2) is vertically mounted on the mounting frame for sensor (3), the signal of its test is connected with data acquistion and control system (13) by sensor signal lines (11), control panel (15) is installed in outside framework, be connected with data acquistion and control system (13) by power lead, upper limit position switch (5) and lower position switch (17) are installed in side positioning guide rail (a 9) upper and lower side.
2. a kind of blower ventilation amount on-site measurement device according to claim 1 is characterized in that: described outside framework (1) seals with aluminium sheet or sheet steel with the left and right sides up and down, and four sides of front end inlet are the arc-shaped structures of 45 degree;
3. a kind of blower ventilation amount on-site measurement device according to claim 1 is characterized in that: described positioning guide rail (9) and drive screw (10) and the parallel installation of passive screw rod (4);
4. a kind of blower ventilation amount on-site measurement device according to claim 1, it is characterized in that: described mounting frame for sensor (3) is the square steel structure, air velocity transducer (2) joint adopts the mode of quick union to be connected with sensor signal lines (11), be convenient to remove and install, sensor signal lines (11) is placed on the inside of mounting frame for sensor (3);
5. a kind of blower ventilation amount on-site measurement device according to claim 1 is characterized in that: described mounting frame for sensor (3) is gone up air velocity transducer (2) evenly is installed, and number of sensors is no less than 3;
6. a kind of blower ventilation amount on-site measurement device according to claim 1, it is characterized in that: described Linear Driving motor (14) is a uniform motion, and can realize back and forth movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020595284 CN201837414U (en) | 2010-11-08 | 2010-11-08 | On-site measuring device for ventilation rate of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020595284 CN201837414U (en) | 2010-11-08 | 2010-11-08 | On-site measuring device for ventilation rate of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201837414U true CN201837414U (en) | 2011-05-18 |
Family
ID=44007525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020595284 Expired - Fee Related CN201837414U (en) | 2010-11-08 | 2010-11-08 | On-site measuring device for ventilation rate of fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201837414U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674126A (en) * | 2013-12-17 | 2014-03-26 | 国家电网公司 | Movable multi-channel large-air-flue air volume measuring system |
| CN105135170A (en) * | 2015-08-31 | 2015-12-09 | 湖南科技大学 | Automatic lifting device for wind speed monitor for wind tunnel |
| CN105332937A (en) * | 2015-11-01 | 2016-02-17 | 叶露微 | Air volume measuring device for horizontal axis circulation fan |
| CN107642499A (en) * | 2017-10-26 | 2018-01-30 | 中国计量大学 | Axial fan device for detecting performance and its assay method |
| CN109443455A (en) * | 2018-11-06 | 2019-03-08 | 中国农业大学 | Blower ventilation amount test device and its test method |
| CN109752162A (en) * | 2017-11-02 | 2019-05-14 | 上海允登信息科技有限公司 | A kind of computer room floor air output automatic measurement mechanism |
| CN112129562A (en) * | 2020-09-23 | 2020-12-25 | 中车长春轨道客车股份有限公司 | Fresh air volume testing device and system for air conditioning system |
-
2010
- 2010-11-08 CN CN 201020595284 patent/CN201837414U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674126A (en) * | 2013-12-17 | 2014-03-26 | 国家电网公司 | Movable multi-channel large-air-flue air volume measuring system |
| CN103674126B (en) * | 2013-12-17 | 2016-06-29 | 国家电网公司 | Mobile multi-channel wind trunk air measuring system |
| CN105135170A (en) * | 2015-08-31 | 2015-12-09 | 湖南科技大学 | Automatic lifting device for wind speed monitor for wind tunnel |
| CN105332937A (en) * | 2015-11-01 | 2016-02-17 | 叶露微 | Air volume measuring device for horizontal axis circulation fan |
| CN107642499A (en) * | 2017-10-26 | 2018-01-30 | 中国计量大学 | Axial fan device for detecting performance and its assay method |
| CN109752162A (en) * | 2017-11-02 | 2019-05-14 | 上海允登信息科技有限公司 | A kind of computer room floor air output automatic measurement mechanism |
| CN109443455A (en) * | 2018-11-06 | 2019-03-08 | 中国农业大学 | Blower ventilation amount test device and its test method |
| CN109443455B (en) * | 2018-11-06 | 2024-03-05 | 中国农业大学 | Fan ventilation quantity testing device and testing method thereof |
| CN112129562A (en) * | 2020-09-23 | 2020-12-25 | 中车长春轨道客车股份有限公司 | Fresh air volume testing device and system for air conditioning system |
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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 |
Granted publication date: 20110518 Termination date: 20191108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |