CN204613242U - A kind of wind speed tester - Google Patents
A kind of wind speed tester Download PDFInfo
- Publication number
- CN204613242U CN204613242U CN201520310804.1U CN201520310804U CN204613242U CN 204613242 U CN204613242 U CN 204613242U CN 201520310804 U CN201520310804 U CN 201520310804U CN 204613242 U CN204613242 U CN 204613242U
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- CN
- China
- Prior art keywords
- counter
- wind speed
- photoemitter
- photelectric receiver
- blast pipe
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of wind speed tester, comprise blast pipe, the handle be connected with blast pipe, be positioned at the impeller of blast pipe, photoelectric sensor sum counter, photoelectric sensor comprises photoemitter, photelectric receiver and signal output part, counter comprises signal input part and exterior display device, photoemitter and photelectric receiver are relatively arranged on the inwall of blast pipe, photoemitter and photelectric receiver lay respectively at the both sides of wheel rotation plane, the signal issuing side of photoemitter and the signal receiving end of photelectric receiver can be blocked by impeller off and on, the signal output part of photoelectric sensor is electrically connected with the signal input part of counter, the exterior display device of counter is arranged on handle.The utility model is obtained by the number of turns of wheel rotation at last to mean wind speed meter, when reequiping, only needing to install photoelectric sensor sum counter, not needing installation personnel to pay creationary work, also facilitate the method for code requirement to reequip.
Description
Technical field
The utility model belongs to the technical field of surveying instrument, particularly relates to a kind of measuring wind speed instrument.
Background technology
Wind speed tester is the instrument measuring air velocity, has vane type, hot type, differential pressure type, ultrasonic type, wind-cup type.The simplest structure during the wind speed tester of wherein vane type, comprise blast pipe and be fixed on the axis body in blast pipe, impeller axle is rotatably connected to impeller, the wind speed tester of vane type applies the principle of windmill, utilize air-driven impeller, the speed of wheel speed is directly proportional to wind speed, carrys out measuring wind.
Wind speed tester all possesses the function of measurement instantaneous wind speed (i.e. the mean wind speed in three seconds), some wind speed testers are had also to possess the function measuring mean wind speed, the calculating of mean wind speed is by obtaining the process of instantaneous wind speed, therefore the wind speed tester possessing measurement mean wind speed function generally includes processor, is converted to by instantaneous wind speed in electric signal input processor and processes.
Above-mentioned wind speed tester also exists some problems: also have some common wind speed testers not possess the function measuring mean wind speed, we can reequip it and make it possess the function measuring mean wind speed, but what have many common wind speed tester instantaneous wind speeds is read as pointer-type, non-electrical signal formula, so just make the repacking more complicated to common wind speed tester, installation personnel also needs to try every possible means how instantaneous wind speed to be converted to electric signal, and the method for inconvenient code requirement is reequiped.
Utility model content
The utility model provides a kind of wind speed tester, to solve when reequiping common pointer wind speed tester, needs to rely on problem instantaneous wind speed being converted to electric signal more complicated to the measurement of mean wind speed.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme: a kind of wind speed tester, comprise blast pipe, the handle be connected with blast pipe, be positioned at the impeller of blast pipe, photoelectric sensor sum counter, photoelectric sensor comprises photoemitter, photelectric receiver and signal output part, counter comprises signal input part and exterior display device, photoemitter and photelectric receiver are relatively arranged on the inwall of blast pipe, photoemitter and photelectric receiver lay respectively at the both sides of wheel rotation plane, the signal issuing side of photoemitter and the signal receiving end of photelectric receiver can be blocked by impeller off and on, the signal output part of photoelectric sensor is electrically connected with the signal input part of counter, the exterior display device of counter is arranged on handle.
Principle of the present utility model is: in the process of work, impeller can rotate, when photoemitter and photelectric receiver block by impeller, photelectric receiver can not receive the light signal that photoemitter sends, the signal output part of photoelectric sensor will export an electric signal, and electric signal can add up by counter, is finally presented on exterior display device, can with draw the point having how many impellers by photelectric receiver place in a period of time, thus calculate mean wind speed.
Compared with prior art, the utility model has the advantage of: 1, photoemitter and photelectric receiver lay respectively at the both sides of wheel rotation plane, photoemitter and photelectric receiver can block by impeller off and on, when the region having an impeller by photoemitter and photelectric receiver signal transmission, photoelectric sensor just can be judged.2, counter is connected with photoelectric sensor, can be counted having in the time period how many impellers by the point at photelectric receiver place.3, the exterior display device of counter is arranged on handle, and personnel easy to use check the display result of counter.The utility model is obtained by the number of turns of wheel rotation at last to mean wind speed meter, like this, when reequiping common pointer wind speed tester, does not need instantaneous wind speed to be converted in electric signal input processor.Only need photoelectric sensor sum counter is installed, do not need installation personnel to pay creationary work, also facilitate the method for code requirement to reequip common pointer wind speed tester.
Further, described photoemitter and the photelectric receiver distance blast pipe mouth of pipe at least 0.2 centimetre, prevent when placing blast pipe, photoemitter contacts with placed side with photelectric receiver, photoemitter and photelectric receiver is damaged.
Further, the exterior display device of described counter is bonded on handle, adopts bonding mode simple fast, can improve the efficiency of repacking.
Further, the back side of the exterior display device of described counter is provided with snap ring, and exterior display device is connected on handle by snap ring, and the mode of employing clamping can be for convenience detach, is convenient to carry out inspection and maintenance to counter.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, technical solutions of the utility model are further illustrated:
Fig. 1 is the front elevation of the utility model wind speed tester embodiment 1.
Fig. 2 is the rear view of the utility model wind speed tester embodiment 1.
Fig. 3 is the structural representation of the utility model wind speed tester embodiment 2 counter.
Embodiment
Reference numeral in Figure of description comprises: blast pipe 1, handle 2, axis body 3, impeller 4, photoemitter 5, photelectric receiver 6, counter 7, counter switch 8, snap ring 9.
Embodiment 1
As depicted in figs. 1 and 2, a kind of wind speed tester in the present embodiment, comprises blast pipe 1, the handle 2 be connected with blast pipe 1, the axis body 3 be arranged in blast pipe 1, is rotatably connected on four impellers 4, photoelectric sensor sum counter 7 on axis body 3.Four impellers 4 are uniform along the circumference of axis body 3.Photoelectric sensor comprises photoemitter 5, photelectric receiver 6 and signal output part.Counter 7 comprises signal input part, display screen and counter switch 8, and display screen and the counter switch 8 of counter 7 are integrated on counter 7.Photoemitter 5 and photelectric receiver 6 are relatively arranged on the inwall of blast pipe 1, photoemitter 5 and photelectric receiver 6 lay respectively at the both sides, front and back of impeller 4, photoemitter 5 and photelectric receiver 6 are apart from blast pipe 1 mouth of pipe 0.3 centimetre, the signal receiving end of the signal issuing side of photoemitter 5 and photelectric receiver 6 can block by impeller 4, the light signal that the space between impeller 4 can make photelectric receiver 6 receive photoemitter 5 to send.The signal output part of photoelectric sensor is electrically connected with the signal input part of counter 7, and counter 7 is bonded on handle 2.
When carrying out wind speed test, operating personnel press counter switch 8, and wind speed tester is placed in environment to be tested, and instantaneous wind speed shows by pointer; Photoelectric sensor sum counter 7 also starts to calculate has how many impellers 4 through the point at photelectric receiver 6 place.When often having the region of an impeller 4 by photoemitter 5 and photelectric receiver 6 signal transmission, light signal between photoemitter 5 and photelectric receiver 6 can block by impeller 4, until impeller 4 is completely by photelectric receiver 6, space between impeller 4 is by photelectric receiver 6, and the light signal between photoemitter 5 and photelectric receiver 6 just can communication normally.Photelectric receiver 6 can not receive the light signal that photoemitter 5 sends, the signal output part of photoelectric sensor will export an electric signal, and electric signal can add up by counter 7, and operating personnel press counter switch 8, counter 7 stops counting, and the result of counting shows finally by display screen.
The quantity that display screen demonstrates, divided by four the quantity of impeller 4 (namely on a wind speed tester), can draw the number of turns that impeller 4 rotates.Thus go out corresponding mean wind speed by formulae discovery.
Embodiment 2
As shown in Figure 3, being with the difference of embodiment 1 in the present embodiment: the back side of counter 7 is provided with snap ring 9, counter 7 is connected on handle 2 by snap ring 9, and clamping is relative to bonding, conveniently to unload, be convenient to carry out inspection and maintenance to counter 7.
For a person skilled in the art; under the prerequisite not departing from the utility model structure; can also make some distortion and improvement, these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.
Claims (4)
1. a wind speed tester, comprise blast pipe, the handle be connected with blast pipe and the impeller being positioned at blast pipe, it is characterized in that: also comprise photoelectric sensor sum counter, photoelectric sensor comprises photoemitter, photelectric receiver and signal output part, counter comprises signal input part and exterior display device, photoemitter and photelectric receiver are relatively arranged on the inwall of blast pipe, photoemitter and photelectric receiver lay respectively at the both sides of wheel rotation plane, the signal issuing side of photoemitter and the signal receiving end of photelectric receiver can be blocked by impeller off and on, the signal output part of photoelectric sensor is electrically connected with the signal input part of counter, the exterior display device of counter is arranged on handle.
2. wind speed tester as claimed in claim 1, is characterized in that: described photoemitter and the photelectric receiver distance blast pipe mouth of pipe at least 0.2 centimetre.
3. wind speed tester as claimed in claim 2, is characterized in that: the exterior display device of described counter is bonded on handle.
4. wind speed tester as claimed in claim 2, is characterized in that: the back side of the exterior display device of described counter is provided with snap ring, and exterior display device is connected on handle by snap ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520310804.1U CN204613242U (en) | 2015-05-14 | 2015-05-14 | A kind of wind speed tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520310804.1U CN204613242U (en) | 2015-05-14 | 2015-05-14 | A kind of wind speed tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204613242U true CN204613242U (en) | 2015-09-02 |
Family
ID=53965790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520310804.1U Expired - Fee Related CN204613242U (en) | 2015-05-14 | 2015-05-14 | A kind of wind speed tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204613242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105353163A (en) * | 2015-11-20 | 2016-02-24 | 高佳 | Pipeline wind speed measurer of tubular furnace |
| CN112903012A (en) * | 2021-01-18 | 2021-06-04 | 皖西学院 | Intelligent agricultural data transmission device and method based on Internet of things |
-
2015
- 2015-05-14 CN CN201520310804.1U patent/CN204613242U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105353163A (en) * | 2015-11-20 | 2016-02-24 | 高佳 | Pipeline wind speed measurer of tubular furnace |
| CN112903012A (en) * | 2021-01-18 | 2021-06-04 | 皖西学院 | Intelligent agricultural data transmission device and method based on Internet of things |
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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: 20150902 Termination date: 20160514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |