CN213181608U

CN213181608U - Anemograph calibrating device

Info

Publication number: CN213181608U
Application number: CN202021508196.2U
Authority: CN
Inventors: 殷华
Original assignee: Sichuan Zhongheng Measurement And Testing Technology Co ltd
Current assignee: Sichuan Zhongheng Measurement And Testing Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-05-11
Anticipated expiration: 2030-07-27

Abstract

The utility model provides an anemoscope calibrating device belongs to anemoscope technical field. The anemometer calibrating device comprises a calibrating mechanism, a driving mechanism and a clamping mechanism. The aligning gear includes dryer, air-blower, probe, frame and bottom plate, air-blower fixed connection in dryer one end, actuating mechanism includes mount, threaded rod and slider, the slider spiro union in the threaded rod, slider top fixedly connected with sleeve, fixture includes stand, sliding sleeve, mounting panel, arc grip block and elastic component, peg graft in the stand bottom the sleeve, the sliding sleeve slide cup joint in the stand, two arc grip block one end all rotate connect in the mounting panel, the utility model discloses can be quick fix the anemoscope, anemoscope installation procedure is simple convenient, the mounting height of regulation anemoscope that still can be convenient, convenient to use is nimble.

Description

Anemograph calibrating device

Technical Field

The utility model relates to an anemoscope field particularly, relates to an anemoscope calibrating device.

Background

Wind speed is one of important meteorological data, and the on-line monitoring of the wind speed has important application value in various fields of national economic construction such as agriculture, transportation industry, construction industry, hydraulic engineering and the like. The anemoscope is a widely used wind speed detecting instrument and mainly comprises an anemoscope main body and a probe, wherein the probe transmits collected flow speed signals to the anemoscope main body, and the anemoscope main body converts the flow speed signals into electric signals and displays the electric signals in a numerical value form, so that the wind speed is measured.

The anemoscope needs to be calibrated after being used for a period of time, the anemoscope is calibrated by adopting a special anemoscope calibration device, an anemoscope probe clamping device in the conventional anemoscope calibration device is mostly fixed to the anemoscope through a plurality of fasteners in an air channel, so that the anemoscope probe clamping device is inconvenient to adjust, and the installation step is complicated and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides an anemoscope calibrating device aims at improving current anemoscope probe clamping device and fixes the anemoscope through a plurality of fasteners mostly in wind channel department, is not convenient for adjust, and installation steps is numerous and diverse, the problem of inconvenient use.

The utility model discloses a realize like this:

the utility model provides an anemoscope calibrating device, including aligning gear, actuating mechanism and fixture.

The calibration mechanism comprises an air duct, an air blower, a probe, a rack and a bottom plate, wherein the rack is fixedly connected with the bottom plate, the air duct is fixedly installed on the rack, the air blower is fixedly connected with one end of the air duct, the other end of the air duct is provided with an air outlet interface, the probe is arranged near the air outlet interface, and the end part of the probe is inserted into the air duct.

The air outlet device comprises an air outlet port, a driving mechanism, a bottom plate, a fixing frame, a threaded rod, a sliding block and a base, wherein the driving mechanism is located on one side of the air outlet port and comprises a fixing frame, a threaded rod and the sliding block, the fixing frame is fixedly connected to the bottom plate, two ends of the threaded rod are rotatably connected to the fixing frame, the sliding block is in threaded.

Fixture includes stand, sliding sleeve, mounting panel, arc grip block and elastic component, peg graft in the stand bottom the sleeve, just the stand with the sleeve is fixed through first retaining member, the sliding sleeve slide cup joint in the stand, just the sliding sleeve is fixed in through the second retaining member the stand, mounting panel fixed connection in sliding sleeve one side, the arc grip block sets up two relatively, two arc grip block one end all rotate connect in the mounting panel, elastic component fixed connection is two between the arc grip block.

In an embodiment of the present invention, the air blower is provided with a honeycomb device outside, and the edge of the honeycomb device is attached to the inner wall of the air duct.

In an embodiment of the present invention, the honeycomb device is formed by a plurality of pipes with equal cross-section, and the axis of the pipe is parallel to the axis of the wind tunnel.

The utility model discloses an in one embodiment, the inside of mount seted up with slider assorted spout, the slider with the internal surface sliding connection of spout, threaded rod one end runs through the mount extends to the outside, just threaded rod tip fixedly connected with rotation portion.

The utility model discloses an in one embodiment, the fixed holding ring that is equipped with in the threaded rod other end tip outside, the holding ring with the tip of threaded rod all imbeds and sets up in the mount, just the threaded rod with the mount passes through the holding ring is connected.

The utility model discloses an in the embodiment, the rotation portion is hand round, hand takes turns to and is equipped with the handle, handle surface coating has the antiskid cover.

The utility model discloses an in the embodiment, first retaining member is the locking bolt, the stand bottom seted up with the recess of first retaining member adaptation.

The utility model discloses an in one embodiment, the second retaining member is the locking bolt, second retaining member outer end is equipped with turns round the piece, set up threaded hole on the sliding sleeve, second retaining member inner end spiro union in screw hole and tip are supported tightly on the stand lateral wall.

The utility model discloses an in one embodiment, the elastic component includes spring and baffle, baffle fixed connection in the mounting panel just is located two on the arc grip block axis of symmetry, the spring sets up two sets ofly, and is two sets of the equal fixed connection of spring is in the arc grip block with between the baffle.

The utility model discloses an in an embodiment, two still be provided with the stopper between the arc grip block.

The utility model has the advantages that: the utility model relates to an anemoscope calibrating device, when using, through the cooperation of stand column and sleeve, the clamping mechanism is fixed on the slider, the anemoscope to be calibrated is clamped between two arc-shaped clamping plates, the rotating part is shaken to drive the threaded rod to rotate, the slider is driven to move, thereby the anemoscope to be calibrated is moved to the vicinity of the air outlet interface, the upper and lower positions of the anemoscope probe are adjusted through the stand column and the sliding sleeve, the anemoscope probe is aligned with the air outlet interface, then the slider is shaken to press the anemoscope probe to the air outlet interface, the air blower is started, the data of the corrected anemoscope and the probe are recorded and compared to obtain the accuracy of the corrected anemoscope, the corrected anemoscope is disassembled by reverse operation after the test is finished, the utility model discloses can fix the anemoscope rapidly, the installation steps of the anemoscope are simple and convenient, the installation height of the anemoscope can be adjusted conveniently, the use is convenient and flexible.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an anemometer calibration apparatus provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a calibration mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a driving mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a clamping mechanism according to an embodiment of the present invention.

In the figure: 10-a calibration mechanism; 110-an air duct; 120-a blower; 130-a probe; 140-an air outlet interface; 150-a honeycomb; 151-a conduit; 160-a frame; 170-a bottom plate; 20-a drive mechanism; 210-a mount; 220-a threaded rod; 230-a rotating part; 240-a slider; 250-a chute; 260-a positioning ring; 270-a sleeve; 271-a first locking member; 30-a clamping mechanism; 310-a column; 320-a sliding sleeve; 330-a mounting plate; 340-arc clamping plate; 350-an elastic member; 351-a spring; 352-a separator; 360-a limiting block; 370-second locking member.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an anemometer calibration apparatus includes a calibration mechanism 10, a drive mechanism 20, and a clamp mechanism 30.

Referring to fig. 2, the calibration mechanism 10 includes an air duct 110, a blower 120, a probe 130, a rack 160 and a bottom plate 170, the rack 160 is fixedly connected to the bottom plate 170 by welding or bolts, the air duct 110 sequentially includes a stable section, a test section and a power section along an airflow direction, the stable section is located in the middle of the air duct, the test section and the power section are respectively located at two ends of the air duct 110, the air duct 110 is fixedly mounted to the rack 160, and the air duct 110 is sleeved in the rack 160.

In this embodiment, the blower 120 is fixedly connected to one end of the air duct 110, the blower 120 is installed at the power section, a honeycomb device 150 is installed outside the blower 120, the edge of the honeycomb device 150 is attached to the inner wall of the air duct 110, the honeycomb device 150 is formed by a plurality of pipes 151 with equal cross sections in parallel, the honeycomb device 150 is generally formed by a plurality of pipes 151 with equal cross sections in parallel, the axis of the pipe 151 is parallel to the axis of the air duct 110, the honeycomb device 150 has a straightening effect on the air flow to divide the large-scale vortex in the air flow into small vortices, which is beneficial to accelerating the attenuation of the vortices, an air outlet port 140 is installed at the other end of the air duct 110, the air outlet port 140 has a certain elastic deformation so as to be closely connected with the vane-type anemometer probe, the probe 130 is installed near the air outlet port 140, specifically, the probe 130 is a hot wire type anemometer probe to improve the measurement, the probe 130 is located in the test section and the end is inserted into the air duct 110.

Referring to fig. 3, the driving mechanism 20 is located on one side of the air outlet 140, the driving mechanism 20 includes a fixing frame 210, a threaded rod 220 and a sliding block 240, the fixing frame 210 is fixedly connected to the bottom plate 170, two ends of the threaded rod 220 are both rotatably connected to the fixing frame 210, specifically, one end of the threaded rod 220 penetrates through the fixing frame 210 and extends to the outside, the end of the threaded rod 220 is fixedly connected to a rotating portion 230, the rotating portion 230 is a hand wheel, a handle is disposed on the hand wheel, an anti-slip sleeve is wrapped on the surface of the handle, a positioning ring 260 is fixedly disposed on the outer side of the end of the other end of the threaded rod 220, the end of the positioning ring 260 and the.

The sliding block 240 is screwed on the threaded rod 220, the sleeve 270 is fixedly connected to the top of the sliding block 240, when the sliding block 240 is specifically arranged, the sliding groove 250 matched with the sliding block 240 is formed in the fixed frame 210, and the sliding block 240 is in sliding connection with the inner surface of the sliding groove 250 so as to limit the sliding block 240 to slide forwards and backwards only and cannot rotate, so that the limiting effect is achieved.

Referring to fig. 4, the clamping mechanism 30 includes a column 310, a sliding sleeve 320, a mounting plate 330, an arc-shaped clamping plate 340 and an elastic member 350, the bottom end of the column 310 is inserted into the sleeve 270, and the column 310 and the sleeve 270 are fixed by a first locking member 271, the first locking member 271 is a locking bolt, a groove adapted to the first locking member 271 is formed at the bottom of the column 310, the first locking member 271 can penetrate through the sleeve 270 and be inserted into the groove, so as to fix the sleeve 270 and the column 310 together, the sliding sleeve 320 is slidably sleeved on the column 310, the sliding sleeve 320 is fixed to the column 310 by a second locking member 370, the second locking member 370 is a locking bolt, a torsion block is arranged at the outer end of the second locking member 370, a threaded hole is formed in the sliding sleeve 320, the inner end of the second locking member 370.

In this embodiment, mounting panel 330 fixed connection is in sliding sleeve 320 one side, mounting panel 330 lateral wall is through welding vertical fixation in sliding sleeve 320, arc grip block 340 sets up two relatively, two arc grip blocks 340 set up from top to bottom, the centre forms the centre gripping chamber, treat that the anemograph of calibration presss from both sides tightly between two arc grip blocks 340, two arc grip blocks 340 one end are all rotated and are connected in mounting panel 330, elastic component 350 fixed connection is between two arc grip blocks 340, elastic component 350 includes spring 351 and baffle 352, baffle 352 fixed connection is in mounting panel 330 and is located two arc grip blocks 340 symmetry axis, spring 351 sets up two sets ofly, two sets of equal fixed connection of spring 351 are between arc grip block 340 and baffle 352.

Specifically, the working principle of the anemometer calibration device is as follows:

during the use, through stand 310 and sleeve 270 cooperation, be fixed in fixture 30 on slider 240, the anemoscope that will treat the calibration presss from both sides tightly between two arc grip blocks 340, wave rotating part 230, order about threaded rod 220 to rotate, drive slider 240 and remove, thereby will treat the anemoscope of calibration and remove near air-out interface 140, adjust anemoscope probe upper and lower position through stand 310 and sliding sleeve 320, aim at air-out interface 140 with the anemoscope probe, wave slider 240 again and compress tightly the anemoscope probe at air-out interface 140, start air-blower 120, record by the anemoscope of school and the data of probe 130 and compare in order to reacing by the anemoscope accuracy of school, reverse operation dismantles by the anemoscope after the test.

It should be noted that the specific model specification of the blower 120 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the blower 120 and its principle will be clear to the skilled person and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An anemometer calibration device is characterized by comprising

The calibration mechanism (10) comprises an air duct (110), an air blower (120), a probe (130), a rack (160) and a bottom plate (170), the rack (160) is fixedly connected to the bottom plate (170), the air duct (110) is fixedly installed on the rack (160), the air blower (120) is fixedly connected to one end of the air duct (110), an air outlet port (140) is arranged at the other end of the air duct (110), the probe (130) is arranged near the air outlet port (140), and the end of the probe is inserted into the air duct (110);

the driving mechanism (20) is located on one side of the air outlet (140), the driving mechanism (20) comprises a fixed frame (210), a threaded rod (220) and a sliding block (240), the fixed frame (210) is fixedly connected to the bottom plate (170), two ends of the threaded rod (220) are rotatably connected to the fixed frame (210), the sliding block (240) is in threaded connection with the threaded rod (220), and a sleeve (270) is fixedly connected to the top of the sliding block (240);

fixture (30), fixture (30) includes stand (310), sliding sleeve (320), mounting panel (330), arc grip block (340) and elastic component (350), stand (310) bottom peg graft in sleeve (270), just stand (310) with sleeve (270) are fixed through first retaining member (271), sliding sleeve (320) slip cup joint in stand (310), just sliding sleeve (320) are fixed in through second retaining member (370) stand (310), mounting panel (330) fixed connection in sliding sleeve (320) one side, arc grip block (340) sets up two relatively, two arc grip block (340) one end all rotate connect in mounting panel (330), elastic component (350) fixed connection is two between arc grip block (340).

2. An anemometer calibration device according to claim 1 wherein a honeycomber (150) is provided outside the blower (120), and the edge of the honeycomber (150) is attached to the inner wall of the wind tunnel (110).

3. An anemometer calibration device according to claim 2 wherein the honeycombed body (150) is formed by juxtaposing a plurality of tubes (151) of constant cross-section, the axes of the tubes (151) being parallel to the axis of the wind tunnel.

4. The anemometer calibration device according to claim 1, wherein a sliding groove (250) matched with the sliding block (240) is formed in the fixed frame (210), the sliding block (240) is slidably connected with an inner surface of the sliding groove (250), one end of the threaded rod (220) penetrates through the fixed frame (210) and extends to the outside, and a rotating portion (230) is fixedly connected to an end of the threaded rod (220).

5. The anemometer calibration device according to claim 4, wherein a positioning ring (260) is fixedly disposed outside an end portion of the other end of the threaded rod (220), the positioning ring (260) and an end portion of the threaded rod (220) are embedded in the fixing frame (210), and the threaded rod (220) is connected to the fixing frame (210) through the positioning ring (260).

6. The anemometer calibration device according to claim 4, wherein the rotating part (230) is a hand wheel, a handle is arranged on the hand wheel, and an anti-slip sleeve is wrapped on the surface of the handle.

7. The anemometer calibration device according to claim 1 wherein said first locking member (271) is a locking bolt and said bottom of said column (310) is recessed to fit said first locking member (271).

8. The anemometer calibration device according to claim 1, wherein the second locking member (370) is a locking bolt, a torsion block is disposed at an outer end of the second locking member (370), a threaded hole is disposed on the sliding sleeve (320), an inner end of the second locking member (370) is screwed to the threaded hole, and an end of the second locking member abuts against an outer sidewall of the upright post (310).

9. An anemometer calibration device according to claim 1 wherein said resilient member (350) comprises springs (351) and a spacer plate (352), said spacer plate (352) being fixedly attached to said mounting plate (330) and being located on an axis of symmetry of said two arcuate clamping plates (340), said springs (351) being arranged in two sets, each set of springs (351) being fixedly attached between said arcuate clamping plate (340) and said spacer plate (352).

10. The anemometer calibration device according to claim 9 wherein a stop block (360) is further disposed between the two arc-shaped clamping plates (340).