CN112147363A - Wind speed sensor device - Google Patents
Wind speed sensor device Download PDFInfo
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- CN112147363A CN112147363A CN202011035081.0A CN202011035081A CN112147363A CN 112147363 A CN112147363 A CN 112147363A CN 202011035081 A CN202011035081 A CN 202011035081A CN 112147363 A CN112147363 A CN 112147363A
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- rotating shaft
- thermometer
- wind speed
- speed sensor
- shaft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/02—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring forces exerted by the fluid on solid bodies, e.g. anemometer
- G01P5/06—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring forces exerted by the fluid on solid bodies, e.g. anemometer using rotation of vanes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The present invention provides a wind speed sensor device, comprising: the wind speed sensor comprises a wind cup, a connecting rod, a rotating shaft, a supporting column and a base; the supporting column is fixed on the base, the rotating shaft is rotatably connected to the supporting column around an axis, the connecting rod is fixed on the rotating shaft and arranged along the radial direction of the rotating shaft, and the wind cup is connected to one end of the connecting rod opposite to the rotating shaft; the temperature monitoring device comprises a thermometer arranged between the rotating shaft and the supporting column and a liquid level sensor which is sleeved on the thermometer and used for reading the scale of the thermometer and sending a temperature detection signal; and the heating device is arranged at the periphery of the rotating shaft in a surrounding manner, is electrically connected with the liquid level sensor and heats the rotating shaft in response to a temperature detection signal sent by the liquid level sensor. The invention overcomes the defects of inaccurate meteorological data caused by wind direction and wind power disturbance and low temperature measurement precision and heating precision at the rotating shaft of the wind speed sensor in the existing wind speed sensor.
Description
Technical Field
The invention relates to the technical field of ship navigation, in particular to a wind speed sensor device.
Background
The wind speed sensor is used in the ship safety navigation early warning system and is used for monitoring meteorological data of the current position of a ship and transmitting the data to the early warning system for calculation and analysis, and the early warning system carries out corresponding processing according to the meteorological data, so that the wind speed sensor plays an important role in the ship safety navigation early warning system.
The existing wind speed sensor is generally composed of a base, a rotating shaft, a connecting rod, a wind cup and the like, wherein the rotating shaft is rotatably connected with the base. When a ship runs to a region with lower temperature, such as a region of south Pole and the like, due to the fact that the local air temperature is lower, the sea humidity is higher, and rain exists during sea navigation, the rotating connection position of the rotating shaft of the wind speed sensor and the base is extremely easy to freeze, so that the wind speed sensor cannot work normally, and potential safety hazards are caused to ship running.
To the problems of the wind speed sensor, the scheme of the prior art also provides a wind speed sensor protection device which comprises a top plate, a rain shield, an infrared temperature measurement sensor, a heating mechanism and the like. The temperature of the rotating shaft of the wind speed sensor can be monitored in real time through the infrared temperature measuring sensor, and when the temperature of the rotating shaft of the wind speed sensor is detected to be lower, the temperature rising mechanism rises to protect the wind speed sensor, so that the normal work of the wind speed sensor is prevented from being influenced by the icing of the rotating shaft of the wind speed sensor.
However, the wind speed sensor protection device provided by the prior art has the defects that the meteorological data is inaccurate due to the fact that the top plate and the rain shield are arranged above the wind cup, and the infrared temperature measurement sensor and the warming mechanism are arranged above the wind cup and far away from the rotating shaft, so that the defects that the temperature measurement precision and the heating precision of the rotating shaft of the wind speed sensor are not high exist.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the wind speed sensor in the prior art has inaccurate meteorological data caused by disturbing wind direction and wind power and has low temperature measurement precision and heating precision at the rotating shaft of the wind speed sensor.
To this end, the invention provides a wind speed sensor device comprising: the wind speed sensor comprises a wind cup, a connecting rod, a rotating shaft, a supporting column and a base; the supporting column is fixed on the base, the rotating shaft is rotatably connected to the supporting column around an axis, the connecting rod is fixed on the rotating shaft and arranged along the radial direction of the rotating shaft, and the wind cup is connected to one end, opposite to the rotating shaft, of the connecting rod; the temperature monitoring device comprises a thermometer arranged between the rotating shaft and the supporting column and a liquid level sensor which is sleeved on the thermometer and used for reading the scale of the thermometer and sending a temperature detection signal; heating device encircles the setting and is in the pivot periphery, heating device with level sensor electricity is connected, and responds to the temperature detected signal that level sensor sent is right the pivot heats.
Further, the inner wall of support column is equipped with the edge the pivot axial is provided with the holding tank, thermometer fixed mounting be in the holding tank, the temperature measurement portion of thermometer is nearly the pivot sets up.
Further, the thermometer is provided with a plurality of along the circumference of pivot.
Furthermore, the number of the liquid level sensors is four, and the four liquid level sensors are sequentially arranged along the axial direction of the thermometer.
Furthermore, the four liquid level sensors are sleeved on the periphery of the thermometer in a damping sliding manner.
Further, the heating device is a heating blanket fixed on the inner wall of the support column and arranged around the rotating shaft.
Further, the rotating shaft is rotatably connected to the supporting column through a cylindrical roller bearing.
Further, the pivot includes that inside has the lower pivot of cylindricality cavity, follows the axial movable mounting of pivot down in the last pivot of cylindricality cavity and connect in the pivot down be used for with go up the pivot lock in the retaining member of pivot down.
Furthermore, a through hole is arranged on the peripheral wall of the lower rotating shaft, and a threaded hole extending along the radial direction of the upper rotating shaft is arranged on the outer wall of the upper rotating shaft; a plurality of threaded holes are arranged at intervals along the axial direction of the upper rotating shaft; the locking piece is a locking screw which can pass through the through hole and is in threaded connection with the threaded hole.
Furthermore, the periphery of the upper rotating shaft is sleeved with a corrugated pipe, one end of the corrugated pipe is connected with the upper rotating shaft, and the other end of the corrugated pipe is connected with the outer wall of the lower rotating shaft.
The technical scheme of the invention has the following advantages:
1. a wind speed sensor apparatus comprising: the wind speed sensor comprises a wind cup, a connecting rod, a rotating shaft, a supporting column and a base; the supporting column is fixed on the base, the rotating shaft is rotatably connected to the supporting column around an axis, the connecting rod is fixed on the rotating shaft and arranged along the radial direction of the rotating shaft, and the wind cup is connected to one end, opposite to the rotating shaft, of the connecting rod; the temperature monitoring device comprises a thermometer arranged between the rotating shaft and the supporting column and a liquid level sensor which is sleeved on the thermometer and used for reading the scale of the thermometer and sending a temperature detection signal; heating device encircles the setting and is in the pivot periphery, heating device with level sensor electricity is connected, and responds to the temperature detected signal that level sensor sent is right the pivot heats. The temperature monitoring device is arranged between the rotating shaft and the supporting column and is close to the rotating shaft of the wind speed sensor in a short distance, so that the temperature of the rotating shaft can be accurately measured; the heating device is arranged around the periphery of the rotating shaft and is close to the rotating shaft of the wind speed sensor in a short distance, so that the rotating shaft can be rapidly and accurately heated; the temperature monitoring device and the heating device are simultaneously arranged at the position of the rotating shaft in a close range, so that the wind cup is far away, and the defect of inaccurate meteorological data caused by wind direction and wind power disturbance is avoided.
2. The inner wall of support column is equipped with the edge the pivot axial is provided with the holding tank, thermometer fixed mounting be in the holding tank, the temperature measurement portion of thermometer is nearly the pivot sets up. With thermometer fixed mounting in the holding tank, utilized the support column to protect the thermometer, avoided the thermometer to be damaged, also can save device's space. The temperature measuring part of the thermometer is arranged close to the rotating shaft, so that the temperature measuring precision is improved, and the error is reduced.
3. The thermometer is provided with a plurality of along the circumference of pivot. A plurality of thermometers are arranged around the rotating shaft, so that the reliability of temperature measurement results can be improved, and the temperature change of each position of the rotating shaft can be monitored in real time.
4. The liquid level sensors are four and are sequentially arranged along the axial direction of the thermometer. Four level sensor's arranging can monitor four kinds of temperature state of pivot department low temperature warning, low temperature start heating, high temperature stop heating and high temperature warning, on the one hand, can transmit signal and give heating device suggestion opportunity of beginning to heat and stop heating, on the other hand, also can remind the staff to deal with when heating device does not normally work, avoids pivot department temperature to hang down excessively or too high and leads to wind speed sensor can not normally work.
5. The four liquid level sensors are sleeved on the periphery of the thermometer in a damping sliding manner. The position of the liquid level sensor on the thermometer can be moved and fixed through damping sliding, and the heating device can be conveniently and reasonably set heating starting and stopping time of the heating device according to other conditions (such as the material property of a rotating shaft, the heating performance of the heating device, the change speed of the external temperature and the like) by workers.
6. The heating device is a heating blanket which is fixed on the inner wall of the supporting column and surrounds the rotating shaft. The heating blanket has the advantages of convenient and safe use, detachability, random deformation (such as folding, extrusion and the like) and difficult fracture and breakage, and can heat objects in different shapes.
7. The rotating shaft is rotatably connected to the supporting column through a cylindrical roller bearing. The bearing is made for metal material, good heat conductivility has, cylindrical roller bearing is the cylinder of face contact because of the roll section, further improved heat conductivility, cylindrical roller bearing has good heat conductivility, the heat of pivot can transmit cylindrical roller bearing, the thermometer can measure the temperature of pivot through measuring cylindrical roller bearing's temperature indirectly, compare with the mode that adopts the direct closely-measured pivot temperature of thermometer, if the thermometer is too near apart from the pivot, the damage that probably leads to the fact the thermometer to the rotation of pivot, if the thermometer is too far away from the pivot, there is inaccurate problem in the temperature measurement result, this scheme realizes the measurement to the pivot temperature through the cylindrical roller bearing that indirect measurement heat conductivility is good, the fine above-mentioned problem of having overcome.
8. The pivot includes that inside has the lower pivot of cylindricality cavity, follows the axial movable mounting of pivot down in the last pivot of cylindricality cavity and connect in the pivot down be used for with go up the pivot lock in the retaining member of pivot down. Through the setting of lower pivot and last pivot, prolonged the length of pivot, can be according to air velocity transducer's service environment, the length of adjustment pivot, and then the height of adjustment wind cup to can measure not co-altitude meteorological data, improve air velocity transducer's range of application.
9. The peripheral wall of the lower rotating shaft is provided with a through hole, and the outer wall of the upper rotating shaft is provided with a threaded hole extending along the radial direction of the upper rotating shaft; a plurality of threaded holes are arranged at intervals along the axial direction of the upper rotating shaft; the locking piece is a locking screw which can pass through the through hole and is in threaded connection with the threaded hole. Set up the screw hole in the radial of last pivot, through locking screw locking pivot and lower pivot, have better fastening effect, can effectively prevent to go up the pivot after fixed and slide from top to bottom.
10. Go up the periphery cover of pivot and be equipped with the bellows, the one end of bellows connect in go up the pivot, the other end connect in the outer wall of pivot down. The bellows can protect on the one hand pivot and lower pivot lateral wall seam crossing not drenched by the rainwater and increase the risk of freezing, and on the other hand when last pivot is equipped with the screw hole, can protect the screw hole not drenched by the rainwater and increase rusty risk.
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 some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a wind speed sensor apparatus according to an embodiment of the present invention;
description of reference numerals:
1. a base; 2. a support pillar; 3. a rotating shaft; 4. a thermometer; 5. a liquid level sensor; 6. a cylindrical roller bearing; 7. a heating blanket; 8. a bellows; 9. a connecting rod; 10. a wind cup; 31. an upper rotating shaft; 32. a lower rotating shaft; 33. a threaded hole; 34. and (5) fastening the screw.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The present embodiment provides an air velocity sensor device, please refer to fig. 1, which includes an air velocity sensor, a supporting pillar 2 of the air velocity sensor is fixed on a base 1, a rotating shaft 3 of the air velocity sensor is rotatably connected to the supporting pillar 2 around an axis, a connecting rod 9 of the air velocity sensor is fixed on the rotating shaft 3 and is arranged along a radial direction of the rotating shaft 3, and an air cup 10 of the air velocity sensor is connected to one end of the connecting rod 9 opposite to the rotating shaft 3; the temperature monitoring device is characterized by further comprising a temperature monitoring device, a thermometer 4 of the temperature monitoring device is arranged between the rotating shaft 3 and the supporting column 2, and the liquid level sensor 5 which is used for reading the scale of the thermometer 4 and sending a temperature detection signal is sleeved on the thermometer 4; the heating device is arranged on the periphery of the rotating shaft 3 in a surrounding mode, is electrically connected with the liquid level sensor 5 and responds to a temperature detection signal sent by the liquid level sensor 5 to heat the rotating shaft 3.
The base 1 uses a general base 1 of the prior art for supporting other components of the wind speed sensor device and allowing the entire wind speed sensor to be stably placed on a ship for use through the base 1.
The support column 2 is vertically fixed on the base 1, the outer side of the support column 2 can be in the shape of a cylinder, a cuboid, a circular truncated cone and the like, the embodiment does not limit the shape, and the cross section of the inner side of the support column 2 is circular in order to be rotatably connected with the rotating shaft 3.
In this embodiment, a cover plate (not shown) is further disposed on the top of the supporting column 2, the cover plate exposes the portion of the rotating shaft 3, and the cover plate is used to protect components such as the temperature monitoring device, the heating device, and the rotating shaft 3 inside the supporting column 2 from being wetted by rainwater.
The pivot 3 sets up in support column 2 inboardly, and for realizing pivot 3 at 2 internal rotations of support column, the cross sectional shape of pivot 3 is for circular and the diameter is less than the diameter of 2 internal cavities of support column, realizes rotating the connection through modes such as setting up a plurality of bearings, adding lubricating grease between pivot 3 and the support column 2. In this embodiment, the rotating shaft 3 is rotatably connected to the supporting column 2 through an upper cylindrical roller bearing 6 and a lower cylindrical roller bearing 6, the inner ring of the cylindrical roller bearing 6 is closely attached to the rotating shaft 3, and the outer ring is closely attached to the supporting column 2. The bearing is made for metal material, good heat conductivility has, cylindrical roller bearing 6 is the cylinder of face contact because of the roll section, further improved heat conductivility, cylindrical roller bearing 6 has good heat conductivility, cylindrical roller bearing 6 can be transmitted to the heat of pivot 3, thermometer 4 can measure the temperature of pivot 3 indirectly through measuring cylindrical roller bearing 6's temperature, compare with the mode that adopts thermometer 4 direct close-range measurement pivot 3 temperature, if thermometer 4 is too near apart from pivot 3, the damage that the rotation of pivot 3 probably made thermometer 4, if thermometer 4 is too far away from pivot 3, inaccurate problem exists in the temperature measurement result, this scheme realizes the measurement to 3 temperatures of pivot through indirect cylindrical roller bearing 6 that measures the heat conductivility is good, the fine above-mentioned problem of having overcome.
The thermometer 4 of the temperature monitoring device is a thermometer 4 having a liquid level, and specifically, the temperature measuring medium inside the thermometer 4 is in a liquid state and has a liquid level boundary line when used, and for example, a mercury thermometer, a kerosene thermometer, or an alcohol thermometer may be used. The shell of the thermometer 4 is a transparent shell made of materials such as glass or resin and is provided with temperature scales, the height of a temperature measuring medium in the thermometer 4 can be monitored from the outside, and the temperature monitored by the thermometer 4 can be further obtained; the thermometer 4 is designed in the form of a strip, for example, a cylinder or a rectangular parallelepiped. The thermometer 4 is arranged between the rotating shaft 3 and the support column 2, and the axis of the thermometer 4 is parallel to the axis of the rotating shaft 3.
Specifically, the inner wall of support column 2 is equipped with and is provided with the holding tank along 3 axial of pivot, and 4 fixed mounting of thermometer are in the holding tank, and the temperature measurement portion of thermometer 4 sets up near pivot 3. With thermometer 4 fixed mounting in the holding tank, utilized support column 2 to protect thermometer 4, avoid thermometer 4 to be damaged, also can save device's space. In this embodiment, the temperature measuring part of the thermometer 4 is close to the cylindrical roller bearing 6, and the temperature measuring accuracy is improved and the error is reduced by utilizing the thermal conductivity of the cylindrical roller bearing 6.
In a modification of the present embodiment, a plurality of thermometers 4 are provided along the circumferential direction of the rotating shaft 3, and a plurality of thermometers 4 are provided around the rotating shaft 3, so that the reliability of the temperature measurement result can be improved, and the temperature change at each position of the rotating shaft 3 can be monitored in real time.
The thermometer 4 is sleeved with the liquid level sensor 5 which is used for reading scales of the thermometer 4 and sending out a detection signal, a temperature measuring medium in the thermometer 4 is in a liquid state and is provided with a liquid level boundary line when in use, and a shell of the thermometer 4 is a transparent shell, so that the scales of the thermometer 4 can be read by the liquid level sensor 5, for example, the omron E2K-L liquid level sensor 5 is adopted and is sleeved at the specified scale position of the thermometer 4, whether the temperature measuring medium in the thermometer 4 reaches the specified scale position is measured through a light refraction principle, and the temperature of the rotating shaft 3 measured by the thermometer 4 is confirmed.
In this embodiment, there are four liquid level sensors 5, the four liquid level sensors 5 are sequentially arranged along the axial direction of the thermometer 4, and sequentially perform the functions of low temperature alarm, low temperature start heating, high temperature stop heating and high temperature alarm from bottom to top, when the temperature measuring medium of the thermometer 4 is at the low temperature start heating scale (for example, set to 5 ℃), the liquid level sensor 5 here transmits a start heating signal to the heating device, the heating device starts heating the rotating shaft 3, if the heating device is not normally heated due to unexpected reasons such as abnormal signal transmission and damage, the temperature at the rotating shaft 3 may be continuously reduced due to the influence of the external environment temperature, in order to prevent the risk of icing at the rotating shaft 3, when the temperature measuring medium of the thermometer 4 is at the low temperature alarm scale (for example, set to 2 ℃), the liquid level sensor 5 here transmits a low temperature alarm signal to the staff, Maintenance and the like; when the temperature measuring medium of the thermometer 4 is at the high temperature heating stop scale (for example, set to 40 ℃), the liquid level sensor 5 here transmits a heating stop signal to the heating device, the heating device stops heating the rotating shaft 3, if the heating device does not stop heating due to unexpected reasons such as abnormal signal transmission and damage, the temperature at the rotating shaft 3 can continuously rise, in order to prevent adverse effects such as reduction and damage of the service life of components such as the rotating shaft 3, the thermometer 4 and the support column 2 caused by high temperature, when the temperature measuring medium of the thermometer 4 is at the high temperature alarm scale (for example, set to 80 ℃), the liquid level sensor 5 here transmits a high temperature alarm signal to perform treatment such as inspection, maintenance and the like for workers.
Four level sensor 5 arrange can monitor 3 departments of pivot low temperature warning, low temperature and begin to heat, high temperature stop heating and four kinds of temperature state of high temperature warning, on the one hand, can transmit signal and give heating device suggestion opportunity of beginning to heat and stop heating, on the other hand, also can remind the staff to deal with when heating device does not normally work, avoid 3 departments of pivot temperature to hang down or too high to lead to wind speed sensor can not normally work.
In a specific embodiment, the liquid level sensor 5 is sleeved on the periphery of the thermometer 4 in a damping sliding manner, and the position of the liquid level sensor 5 on the thermometer 4 can be moved and fixed through damping sliding, so that the staff can reasonably set the heating starting and stopping time of the heating device according to other conditions (such as material properties of the rotating shaft 3, heating performance of the heating device, and external temperature change speed).
In this embodiment, the heating device is a heating blanket 7 fixed inside the supporting column 2 and disposed around the rotating shaft 3. The heating blanket 7 is electrically connected to the liquid level sensor 5 of the thermometer 4, and the heating blanket 7 can start or stop heating according to the signal of the liquid level sensor 5.
The heating blanket 7 has the advantages of convenient and safe use, detachability, random deformation (such as folding, extrusion and the like) and difficult fracture and breakage, and can heat objects with different shapes. The heating blanket 7 may be provided in a single layer or multiple layers according to actual use requirements.
In this embodiment, the rotating shaft 3 includes a lower rotating shaft 32 having a cylindrical cavity therein, an upper rotating shaft 31 movably mounted in the cylindrical cavity in the axial direction of the lower rotating shaft 32, and a locking member coupled to the lower rotating shaft 32 for locking the upper rotating shaft 31 to the lower rotating shaft 32.
Through the setting of lower pivot 32 and last pivot 31, prolonged the length of pivot 3, can be according to air velocity transducer's service environment, the length of adjustment pivot 3, and then the height of adjustment cup 10 to can measure not co-altitude meteorological data, improve air velocity transducer's range of application.
In a specific embodiment, a through hole is formed in the peripheral wall of the lower rotating shaft 32 at the upper position, and a threaded hole 33 extending along the radial direction of the upper rotating shaft 31 is formed in the outer wall of the upper rotating shaft 31; the plurality of threaded holes 33 are arranged at intervals in the axial direction of the upper rotating shaft 31; the locking member is a locking screw which can pass through the through hole and be screwed into the threaded hole 33. The locking screw is a conventional screw, such as an inner hexagon screw, an outer hexagon screw, a cross screw and the like. The number of the through holes may be multiple, and multiple threaded holes 33 may be disposed at different positions of the upper rotating shaft 31, which is not limited in this embodiment. Set up screw hole 33 in the radial of last pivot 31, through pivot 31 and lower pivot 32 in locking screw locking, have better fastening effect, can effectively prevent to go up pivot 31 after fixed and slide from top to bottom.
In a specific embodiment, the bellows 8 is sleeved on the outer circumference of the upper rotating shaft 31, and one end of the bellows 8 is connected to the upper rotating shaft 31, and the other end is connected to the outer wall of the lower rotating shaft 32. The corrugated pipe 8 can adopt a metal corrugated pipe 8 (stainless steel, beryllium bronze, tin bronze and the like) and a plastic corrugated pipe 8(PA, PE, PP and the like), the elasticity, the strength and the corrosion resistance of the corrugated pipe 8 are good, and the corrugated pipe 8 can stretch along with the upper rotating shaft 31 when the upper rotating shaft 31 stretches. Bellows 8 can protect on the one hand pivot 31 and 32 lateral wall seams down the risk that increases to freeze in the pivot on the one hand 31 and not drenched by the rainwater, and on the other hand, when last pivot 31 was equipped with screw hole 33, can protect screw hole 33 not drenched by the rainwater and increase rusty risk.
Furthermore, a heat insulation coating can be arranged on the corrugated pipe 8, and the heat insulation coating can enable the corrugated pipe 8 to achieve the heat insulation effect and reduce the influence of the external temperature on the rotating shaft 3 of the wind speed sensor.
The connecting rods 9 are fixed at the upper end of the rotating shaft 3 and arranged along the radial direction of the rotating shaft 3, and the number of the connecting rods 9 is usually three, the length, the material and the size of the connecting rods are kept consistent, and the connecting rods are uniformly distributed on the rotating shaft 3. The same connecting rods 9 are uniformly distributed on the rotating shaft 3, so that the rotating shaft 3 can be uniformly stressed in all directions.
The wind cups 10 are fixedly connected to one ends of the connecting rods 9 opposite to the rotating shaft 3, each connecting rod 9 is fixedly connected with one wind cup 10, and the size and the material of each wind cup 10 are the same. The same wind cups 10 can ensure that the wind speed sensors receive wind power in the same area in all directions, and the accuracy of the wind speed sensors is improved.
The temperature monitoring device is arranged between the rotating shaft 3 and the supporting column 2 and is close to the rotating shaft 3 of the wind speed sensor in a short distance, so that the temperature of the rotating shaft 3 can be measured accurately; the heating device is arranged around the periphery of the rotating shaft 3 and is close to the rotating shaft 3 of the wind speed sensor in a short distance, so that the rotating shaft 3 can be heated quickly and accurately; the temperature monitoring device and the heating device are simultaneously arranged at the position of the rotating shaft 3 in a close range, and are far away from the wind cup 10, so that the defect of inaccurate meteorological data caused by disturbing wind direction and wind power is avoided.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A wind speed sensor apparatus, comprising:
the wind speed sensor comprises a wind cup (10), a connecting rod (9), a rotating shaft (3), a supporting column (2) and a base (1); the supporting column (2) is fixed on the base (1), the rotating shaft (3) is rotatably connected to the supporting column (2) around an axis, the connecting rod (9) is fixed on the rotating shaft (3) and arranged along the radial direction of the rotating shaft (3), and the wind cup (10) is connected to one end, opposite to the rotating shaft (3), of the connecting rod (9);
the temperature monitoring device comprises a thermometer (4) arranged between the rotating shaft (3) and the supporting column (2) and a liquid level sensor (5) which is sleeved on the thermometer (4) and used for reading scales of the thermometer (4) and sending a temperature detection signal;
heating device encircles the setting and is in pivot (3) periphery, heating device with level sensor (5) electricity is connected, and responds to the temperature detected signal that level sensor (5) sent is right pivot (3) heat.
2. A wind speed sensor device according to claim 1, wherein the inner wall of the supporting column (2) is provided with a containing groove along the axial direction of the rotating shaft (3), the thermometer (4) is fixedly installed in the containing groove, and the temperature measuring part of the thermometer (4) is arranged close to the rotating shaft (3).
3. A wind speed sensor arrangement according to claim 2, wherein said thermometer (4) is arranged in plurality along the circumference of said shaft (3).
4. A wind speed sensor arrangement according to claim 1, wherein there are four level sensors (5), and four level sensors (5) are arranged in series in the axial direction of the thermometer (4).
5. A wind speed sensor arrangement according to claim 4, wherein four said level sensors (5) are mounted on the periphery of said thermometer (4) with a damping sliding sleeve.
6. A wind speed sensor device according to any of claims 1-5, wherein said heating means is a heating blanket (7) fixed to the inner wall of the supporting post (2) and arranged around the shaft (3).
7. A wind speed sensor arrangement according to claim 6, wherein said shaft (3) is rotatably connected to said support post (2) by means of a cylindrical roller bearing (6).
8. A wind speed sensor device according to claim 1, wherein said shaft (3) comprises a lower shaft (32) having a cylindrical cavity therein, an upper shaft (31) movably mounted in said cylindrical cavity in the axial direction of said lower shaft (32), and a locking member connected to said lower shaft (32) for locking said upper shaft (31) to said lower shaft (32).
9. A wind speed sensor device according to claim 8, wherein a through hole is provided on the peripheral wall of said lower shaft (32), and a threaded hole (33) extending in the radial direction of said upper shaft (31) is provided on the outer wall of said upper shaft (31); the threaded holes (33) are arranged in plurality at intervals along the axial direction of the upper rotating shaft (31); the locking piece is a locking screw which can pass through the through hole and is in threaded connection with the threaded hole (33).
10. A wind speed sensor device according to claim 8, wherein the upper rotating shaft (31) is sleeved with a corrugated pipe (8) at its outer circumference, one end of the corrugated pipe (8) is connected to the upper rotating shaft (31), and the other end is connected to the outer wall of the lower rotating shaft (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011035081.0A CN112147363A (en) | 2020-09-27 | 2020-09-27 | Wind speed sensor device |
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| CN202011035081.0A CN112147363A (en) | 2020-09-27 | 2020-09-27 | Wind speed sensor device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097250A (en) * | 1993-12-31 | 1995-01-11 | 王国璋 | Temperature sensor thermometer thermostat |
| CN202177636U (en) * | 2011-08-23 | 2012-03-28 | 浙江贝良风能电子科技有限公司 | Anti-freezing wind speed sensor |
| CN208140363U (en) * | 2018-01-27 | 2018-11-23 | 蒋盼盼 | A kind of wind power generation speed-increasing gearbox test tool |
| CN209313328U (en) * | 2019-01-23 | 2019-08-27 | 大唐山东清洁能源开发有限公司 | A kind of wind-driven generator cable support device |
| CN209559913U (en) * | 2019-03-01 | 2019-10-29 | 东莞市凯瑞机电科技有限公司 | A kind of airspeedometer of adjustable heating location |
-
2020
- 2020-09-27 CN CN202011035081.0A patent/CN112147363A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097250A (en) * | 1993-12-31 | 1995-01-11 | 王国璋 | Temperature sensor thermometer thermostat |
| CN202177636U (en) * | 2011-08-23 | 2012-03-28 | 浙江贝良风能电子科技有限公司 | Anti-freezing wind speed sensor |
| CN208140363U (en) * | 2018-01-27 | 2018-11-23 | 蒋盼盼 | A kind of wind power generation speed-increasing gearbox test tool |
| CN209313328U (en) * | 2019-01-23 | 2019-08-27 | 大唐山东清洁能源开发有限公司 | A kind of wind-driven generator cable support device |
| CN209559913U (en) * | 2019-03-01 | 2019-10-29 | 东莞市凯瑞机电科技有限公司 | A kind of airspeedometer of adjustable heating location |
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