CN215599193U - Wind speed sampling device of enthalpy difference laboratory - Google Patents
Wind speed sampling device of enthalpy difference laboratory Download PDFInfo
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- CN215599193U CN215599193U CN202022864722.5U CN202022864722U CN215599193U CN 215599193 U CN215599193 U CN 215599193U CN 202022864722 U CN202022864722 U CN 202022864722U CN 215599193 U CN215599193 U CN 215599193U
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- enthalpy difference
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Abstract
The utility model discloses a wind speed sampling device for an enthalpy difference laboratory, which comprises a temperature and humidity sampler and a fan, wherein the temperature and humidity sampler is connected with the fan through an observation window, an anemoscope is arranged in the observation window, and the bottom of the observation window is connected with a water cup. According to the utility model, the anemoscope which is calibrated by metering is directly installed at the position of the wind speed measurement position, and the wind speed of the sampling fan can be monitored in real time through a software interface, so that the test deviation caused by manual measurement errors or different measurement positions of different personnel is solved, the stable consistency of wind speed measurement is really realized, the performance test accuracy is greatly improved, the errors caused by manual measurement or the measurement positions are reduced, and the labor intensity of the personnel is reduced.
Description
Technical Field
The utility model relates to the technical field of enthalpy difference experiments, in particular to a wind speed sampling device for an enthalpy difference laboratory.
Background
The test room for measuring the refrigerating and heating capacities of the air conditioner, which is constructed by taking the air enthalpy difference method as the principle, is also called as an enthalpy difference test room. An enthalpy difference chamber, called air enthalpy difference method test chamber, is a test chamber which is constructed by using the air enthalpy difference method as the principle and is used for measuring the refrigerating and heating capacities of an air conditioner. The enthalpy difference chamber comprises the following components: the device comprises a peripheral heat-insulation structure of a laboratory, an air handling unit, a temperature and humidity sampling system, an air flow measuring device, a laboratory measurement control system and a measurement data acquisition system.
Three sets of temperature and humidity sampling devices are arranged inside and outside the enthalpy difference laboratory, and are respectively used for collecting the air outlet temperature of the air conditioner and the air inlet temperature of the inside and the outside; each set of sampling device is provided with a fan for extracting the temperature and the humidity of an air inlet of an air conditioner internal unit, and two platinum resistors are arranged in front of each sampling fan for respectively detecting the temperature and the humidity in the air; because the collected temperature and humidity directly participate in the calculation capacity, an enthalpy difference laboratory has strict requirements (requirements are 5-10m/s) on the wind speed of the sampling fan, a special anemoscope with qualified measurement needs to be used for measurement regularly, the measurement position has strict requirements, the measurement and correction are carried out manually regularly at present, and the manual measurement is easy to cause errors, so that the inaccuracy of an experimental result is caused.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the wind speed sampling device for the enthalpy difference laboratory, which solves the test deviation caused by manual measurement errors or different measurement positions of different personnel, really realizes stable and consistent wind speed measurement, greatly improves the performance test accuracy, reduces the errors caused by manual measurement or the measurement positions, and reduces the labor intensity of the personnel.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a wind speed sampling device of enthalpy difference laboratory, includes temperature and humidity sampler, fan, temperature and humidity sampler passes through the observation window and is connected with the fan, be equipped with the anemoscope in the observation window, the bottom of observation window even has the drinking cup.
Preferably, the side wall of the observation window is provided with a mounting hole, and the anemoscope is in sealing connection with the mounting hole.
Preferably, a rubber plug is arranged between the anemoscope and the observation window.
Preferably, the anemometer is located at the middle position of the observation window.
Preferably, the observation window is made of transparent materials.
Preferably, the water cup is made of transparent materials.
Preferably, the anemoscope is externally connected with a display controller for displaying wind speed.
Preferably, the display controller is electrically connected with the fan.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the anemoscope which is calibrated by metering is directly installed at the position of the wind speed measurement position, and the wind speed of the sampling fan can be monitored in real time through a software interface, so that the test deviation caused by manual measurement errors or different measurement positions of different personnel is solved, the stable consistency of wind speed measurement is really realized, the performance test accuracy is greatly improved, the errors caused by manual measurement or the measurement positions are reduced, and the labor intensity of the personnel is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a first structural diagram of the present invention.
In the figure: 1-temperature and humidity sampler; 2-an observation window; 3-an anemometer; 4-a water cup; and 5, a fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, the first step is,
as shown in fig. 1, a wind speed sampling device in enthalpy difference laboratory, includes temperature and humidity sampler 1, fan 5, temperature and humidity sampler 1 is connected with fan 5 through observation window 2, be equipped with anemoscope 3 in the observation window 2, the bottom of observation window 2 even has drinking cup 4. Originally, testers regularly carry out manual wind speed measurement, and the wind speed measurement consistency is greatly improved by monitoring in real time through the anemoscope 3;
the enthalpy difference capacity part is that the temperature, humidity and enthalpy values are acquired by air through a sampling platinum resistor and directly participate in calculation, so that an enthalpy difference laboratory has strict requirements (5-10 m/s is required) on the wind speed of the temperature and humidity sampling fan 5, the structure device is that an anemoscope 3 is directly installed at the wind speed testing point position of the temperature and humidity sampling device, the wind speed of the sampling fan 5 can be monitored in real time through a software interface, the testing error caused by manual frequent measurement or testing position deviation is reduced, and the performance testing accuracy is improved; the condition that the abnormal wind speed is not found in time due to the fact that the measurement is forgotten for a long time manually or due to the fact that part of equipment is consumed and damaged is also avoided.
In the second embodiment, the first embodiment of the method,
as shown in fig. 1, the wind speed sampling device of the enthalpy difference laboratory comprises a temperature and humidity sampler 1 and a fan 5, wherein the temperature and humidity sampler 1 is connected with the fan 5 through an observation window 2, an anemoscope 3 is arranged in the observation window 2, and a water cup 4 is connected to the bottom of the observation window 2.
The lateral wall of the observation window 2 is provided with a mounting hole, and the anemoscope 3 is connected with the mounting hole in a sealing manner.
Be equipped with the plug between anemoscope 3 and observation window 2, anemoscope 3 installation requirement can be installed according to the platinum resistance mode, can direct mount the plug the inside insert the observation room can, the position can be placed in the inside intermediate position of observation window 2.
The anemoscope 3 can meet the installation requirements of sampling fans 5 of various specifications, the installation position can be flexibly installed according to the structure of the sampling fan 5, the air speed of air passing through a platinum resistor is mainly monitored, the anemoscope 3 is installed at the position, the air speed can be effectively collected, and the sealing effect is good;
wherein, the observation window 2 adopts transparent material, drinking cup 4 adopts transparent material.
In the third embodiment, the first step is that,
as shown in fig. 1, the wind speed sampling device of the enthalpy difference laboratory comprises a temperature and humidity sampler 1 and a fan 5, wherein the temperature and humidity sampler 1 is connected with the fan 5 through an observation window 2, an anemoscope 3 is arranged in the observation window 2, and a water cup 4 is connected to the bottom of the observation window 2.
The lateral wall of the observation window 2 is provided with a mounting hole, and the anemoscope 3 is connected with the mounting hole in a sealing manner.
Be equipped with the plug between anemoscope 3 and observation window 2, anemoscope 3 installation requirement can be installed according to the platinum resistance mode, can direct mount the plug the inside insert the observation room can, the position can be placed in the inside intermediate position of observation window 2.
The anemoscope 3 can meet the installation requirements of sampling fans 5 of various specifications, the installation position can be flexibly installed according to the structure of the sampling fan 5, the air speed of air passing through a platinum resistor is mainly monitored, the anemoscope 3 is installed at the position, the air speed can be effectively collected, and the sealing effect is good;
wherein, the observation window 2 adopts transparent material, drinking cup 4 adopts transparent material.
The anemoscope 3 is externally connected with a display controller for displaying wind speed, the wind speed of the sampling fan 5 can be monitored in real time through a software interface, testing errors caused by manual frequent measurement or testing position deviation are reduced, the performance testing accuracy is improved, the display controller is electrically connected with the fan 5, and the rotating speed and the speed of the fan 5 can be controlled according to a detection result.
According to the utility model, the anemoscope which is calibrated by metering is directly installed at the position of the wind speed measurement position, and the wind speed of the sampling fan can be monitored in real time through a software interface, so that the test deviation caused by manual measurement errors or different measurement positions of different personnel is solved, the stable consistency of wind speed measurement is really realized, the performance test accuracy is greatly improved, the errors caused by manual measurement or the measurement positions are reduced, and the labor intensity of the personnel is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a wind speed sampling device in enthalpy difference laboratory, includes temperature and humidity sampler, fan, its characterized in that: the temperature and humidity sampler is connected with the fan through the observation window, an anemoscope is arranged in the observation window, and the bottom of the observation window is connected with a water cup.
2. The enthalpy difference laboratory wind speed sampling device according to claim 1, wherein: the side wall of the observation window is provided with a mounting hole, and the anemoscope is connected with the mounting hole in a sealing manner.
3. The enthalpy difference laboratory wind speed sampling device according to claim 2, wherein: and a rubber plug is arranged between the anemoscope and the observation window.
4. The enthalpy difference laboratory wind speed sampling device according to claim 1, wherein: the anemoscope is located in the middle of the observation window.
5. The enthalpy difference laboratory wind speed sampling device according to claim 1, wherein: the observation window is made of transparent materials.
6. The enthalpy difference laboratory wind speed sampling device according to claim 1, wherein: the water cup is made of transparent materials.
7. The enthalpy difference laboratory wind speed sampling device according to claim 1, wherein: the anemoscope is externally connected with a display controller for displaying wind speed.
8. The enthalpy difference laboratory wind speed sampling device according to claim 7, wherein: the display controller is electrically connected with the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022864722.5U CN215599193U (en) | 2020-12-03 | 2020-12-03 | Wind speed sampling device of enthalpy difference laboratory |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022864722.5U CN215599193U (en) | 2020-12-03 | 2020-12-03 | Wind speed sampling device of enthalpy difference laboratory |
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| CN215599193U true CN215599193U (en) | 2022-01-21 |
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| CN202022864722.5U Active CN215599193U (en) | 2020-12-03 | 2020-12-03 | Wind speed sampling device of enthalpy difference laboratory |
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