阅读说明：本技术 一种可自动校正的组装式风速仪支架 (A kind of assembly type wind-velocity indicator support of automatically calibrating ) 是由 王浩 贾怀喆 梁瑞军 卫俊岭 谢以顺 王春峰 铁栋 于 2019-08-20 设计创作，主要内容包括：本发明公开了一种可自动校正的组装式风速仪支架,包括底支架、中支架和风速仪校正装置；所述风速仪校正装置主要包括重力锤、重力感应片、调平块、调平杆驱动马达、调平杆、电磁铁、旋转轴驱动马达、旋转轴。本发明利用重力锤始终保持竖直这一特点,通过其接触不同的重力传导片,来连通不同的并联回路,实现仪器的自动调平；通过电磁铁与旋转轴上下导体相接触,使旋转轴驱动马达被短路,以制动旋转轴实现风速仪定位正北的目的。本发明专利的各个支架之间可组装连接,便于搬运携带,且可自动进行风速仪调平与指北的校正工作,操作方便简单,提高了风速仪所测数据的真实性与可靠性。(The invention discloses a kind of assembly type wind-velocity indicator supports of automatically calibrating, including lower supporter, middle bracket and anemobiagraph means for correcting；The anemobiagraph means for correcting mainly includes gravity drop hammer, gravity sensing piece, leveling block, leveling bar drive motor, leveling bar, electromagnet, rotation shaft drive motor, rotary shaft.The present invention remains this vertical feature using gravity drop hammer, and different gravity conductive sheets is contacted by it, to be connected to different shunt circuits, realizes the automatic leveling of instrument；It is in contact by electromagnet with lower conductor in rotary shaft, is short-circuited rotation shaft drive motor, the purpose of anemobiagraph positioning due north is realized with brake rotation shaft.Connection, carrying easy to carry can be assembled between each bracket of the invention patent, and the correction work of anemobiagraph leveling with finger north can be carried out automatically, it is easy to operate simple, improve the authenticity and reliability of anemobiagraph institute measured data.)

1. a kind of assembly type wind-velocity indicator support of automatically calibrating, it is characterised in that: including anemobiagraph means for correcting and tubulose Lower supporter (30), middle bracket (23)；The anemobiagraph means for correcting includes induction system, leveling system, North Finding System, wind speed Instrument fixing buckle (21), folding lid (22), bottom linkage section (25)；The bottom linkage section (25) is located at anemobiagraph means for correcting Lowest part, the North Finding System are located above the linkage section of bottom, and the induction system is arranged in above North Finding System, the leveling System is circumferentially disposed in North Finding System surrounding, and is located at below induction system, and the anemobiagraph fixing buckle (21) is located at anemobiagraph Means for correcting topmost；The induction system includes gravity drop hammer (1), gravity sensing piece (2), dielectric separation band (3), dielectric chamber (4), block (5), cavity (6), fixed screw (7), leveling indicator light (8) are leveled, leveling block (5) setting is corrected in anemobiagraph The inside of device, fixed screw (7) circumferential direction are fixed on above leveling block (5) to fixed anemobiagraph (35), the cavity It (6) is special-shaped cavity, circumferentially disposed to be recessed inwardly at leveling block (5) lower plane edge, the dielectric chamber (4) is located at leveling Block (5) center of inside, the gravity drop hammer (1) are the metallic object of long and narrow lower section weighting, are arranged in dielectric chamber (4) inside, Top is fixed in leveling block (5), can be swung in dielectric chamber (4), and the gravity sensing piece (2) is spherical arc, arrangement Below gravity drop hammer (1), quantity is 5, and the dielectric separation band (3) is arranged between each gravity sensing piece (2), the tune Flat system includes leveling bar drive motor (9), leveling bar (10), levels gear (11), leveling bar (10) top and leveling The touching of block (5) bottom connection, the bottom and top for leveling bar (10) are arranged in support plate, are connected through a screw thread, level bar (10) It is 4, leveling gear (11) is equipped in the middle part of leveling bar (10), is meshed with leveling bar drive motor (9) gear, different tune Flat corresponding leveling bar (10) lifting of bar drive motor (9) driving, can make leveling block (5) reach horizontality；The finger north system System includes rotation shaft drive motor (12), rotary shaft (13), rotation gear (14), connecting rod (15), electromagnet (16), electromagnet Support rod (17) refers to northern indicator light (18), refers to northern conductor (19), braking conductor (20), and the electromagnet (16) is mounted on electromagnetism On iron support rod (17), can be rotated around electromagnet support rod (17), be respectively fixed on electromagnet (16) the northern conductor (19) of finger with It brakes conductor (20), rotary shaft (13) is arranged in above electromagnet (16), is also fixed under rotary shaft (13) and is referred to that north is led accordingly Body (19) and braking conductor (20), and can be rotated by rotary shaft (13) makes upper lower conductor connect, rotation gear (14) is fixed on In the middle part of rotary shaft (13), the gear for rotating shaft drive motor (12) is meshed with rotation gear (14), can drive rotation gear (14) and then rotary shaft (13) rotation is driven, anemobiagraph is made to position due north；Connecting top section is equipped at the top of the lower supporter (30) (24), to connect with middle bracket (23), lower supporter (30) top circumferential direction is disposed with 3 fixed rings (33), 3 fixed steel wires (34), fixed steel wire (34) one end is connected with fixed ring (33), and the other end and ground are fixed to lift structure stability, bottom branch Frame (30) bottom is equipped with 3 fixed links (31), and fixed link (31) root is connect by bearing with lower supporter (30), fixed link (31) root and branch is equipped with multiple fixing threaded holes (32), and to fix it with ground, the middle bracket (23) is up and down It is respectively equipped with connecting top section (24) and bottom linkage section (25).

2. a kind of assembly type wind-velocity indicator support of automatically calibrating according to claim 1, it is characterised in that: the wind speed The shell of instrument means for correcting is metal shell, and its underpart is equipped with folding lid (22), and folding lid (22) material is high strength plastics.

3. a kind of assembly type wind-velocity indicator support of automatically calibrating according to claim 1, it is characterised in that: the insulation Dividing strip (3) is arranged between each gravity sensing piece (2).

4. a kind of assembly type wind-velocity indicator support of automatically calibrating according to claim 1, it is characterised in that: the rotation Refer to that northern conductor (19), braking conductor (20) are equipped with female-type interface under axis (13), refers to northern conductor (19), braking on electromagnet (16) Conductor (20) is equipped with male-type interface, and rotary shaft (13) drives its lower conductor to rotate and passes through bumps with electromagnet (16) upper conductor Interface is in contact.

5. a kind of assembly type wind-velocity indicator support of automatically calibrating according to claim 1, it is characterised in that: the rotation Refer to that northern conductor (19) is consistent with the northern scale direction of anemobiagraph (35) under axis (13).

6. a kind of assembly type wind-velocity indicator support of automatically calibrating according to claim 1, it is characterised in that: the top Linkage section (31) is circumferential to be equipped with 4 pin joint holes (26), and the bottom linkage section (25) is circumferential to be equipped with 4 pin joint grooves (27), often 1 spring (28) and 1 connecting pin (29) are equipped in a pin joint groove (27)；Bottom linkage section (25) the metal pipe outside diameter with Connecting top section (24) metal bore is identical.

7. a kind of working method of the assembly type wind-velocity indicator support of automatically calibrating, it is characterised in that:

Firstly, anemobiagraph (35) are installed on anemobiagraph means for correcting, then it is mounted on middle bracket (23), by middle bracket (23) it is mounted on lower supporter (30), puts down lower supporter fixed link (31), it is fixed by fixing threaded hole (32) with ground, it will Fixed steel wire (34) are mutually fixed with fixed ring (33), ground；It turns on the switch (36), connects circuit VII, electromagnet (16) is allowed to position The north；When instrument run-off the straight, turn on the switch (37), make gravity drop hammer (1) under the effect of gravity from different gravity conductive sheets (2) it is in contact, is connected to different shunt circuits I, II, III, IV, and then corresponding leveling bar (10) rotation is driven to rise, reach The purpose of leveling；After to be leveled, gravity drop hammer (1) is in contact with the gravity sensing piece (2) in center, is connected to shunt circuit V, leveling indicator light (8) is bright, rotation shaft drive motor (12) driving rotary shaft (13) rotation；When on electromagnet (16), rotary shaft (13) after referring to that northern conductor (19) contacts in pairs with braking conductor (20) under, it is connected to shunt circuit VI, VIII, refers to northern indicator light (18) Bright, rotation shaft drive motor (12) is short-circuited, and rotary shaft stops operating (13), is completed the leveling of instrument and is referred to north；It turns off the switch (36), (37) are switched, anemobiagraph (35) is started to work.

Technical field

The invention belongs to measuring wind speed technical fields, and in particular to a kind of assembly type wind-velocity indicator support of automatically calibrating.

Background technique

Wind load is one of significant design load of structure, is set to high building structure, tall and slender structure and Longspan Bridge It counts most important.In order to calculate the wind load acted in structure, it is necessary to accurately hold the wind characteristic acted in structure.Wind Fast instrument is one of the instrument for measuring wind characteristic, and the commonly used equipment of meteorological detection, bridge health monitoring field.According to world's gas The suggestion provided as tissue (WMO): anemobiagraph should be mounted on the position that open area is more than ground 10m or more, i.e., anemobiagraph and The distance between any barrier is 10 times of obstacle height or more.Therefore the use of existing anemobiagraph, it needs to be fixed on Relevant height requirement is just able to satisfy on bracket.

Existing wind-velocity indicator support is mainly provided by anemobiagraph producer or survey crew independently makes.The peace of anemobiagraph and bracket Dress is primarily present following problem:

(1) bracket is not easy to carry and carry: in order to measure the relevant wind characteristic data of important engineering structure, generally requiring measurement people Member's carrying anemobiagraph and its bracket go on the spot to carry out DATA REASONING, and existing wind-velocity indicator support is mostly integrated bracket, moulding Clumsy and volume is larger, this can greatly increase the homework burden of measurement, is unfavorable for survey crew and carries carrying；

(2) anemobiagraph leveling is difficult: since the fixed position of anemobiagraph is higher, do not ensure that its bracket is completely vertical with ground, The out of plumb of bracket will result in the inclination of anemobiagraph, it is therefore desirable to level to anemobiagraph, such as notification number is CN The Chinese patent of 208476953 U discloses " a kind of anemobiagraph ", by the first level instrument of base side wall and normal thereto The second level meter carry out anemobiagraph manual leveling, there are obvious shortcomings for such leveling mode, if first leveling anemobiagraph pacify again Be attached on bracket, then because not can guarantee anemobiagraph vertical for the out of plumb of bracket, if first anemobiagraph is first installed on bracket again into Row leveling keeps artificial Levelling operation difficult then because of anemobiagraph installation site excessive height；

(3) anemobiagraph refers to northern inaccurate: anemobiagraph north orientation is difficult to adjust, and anemobiagraph positioning due north is to pass through anemobiagraph in practice Northern scale is corresponding with the characteristic point of bracket come what is realized, after installing bracket and anemobiagraph, is adjusted by rotating bracket Rack characteristic point makes the anemobiagraph position due north, inconvenient in this way, refers to northern inaccurate, is also possible to lead to wind speed in rotary course Instrument and ground out of plumb reduce the preciseness of institute's measured data.

Since the installation of anemobiagraph and bracket is there are problem above, by guarantee the accuracys of institute's surveys wind characteristic data with reliably Property, how wind-velocity indicator support a kind of easy to carry and convenient for correction anemobiagraph is provided, is a problem to be solved.

Summary of the invention

To solve the above problems, the invention discloses a kind of assembly type wind-velocity indicator support of automatically calibrating, compact structure, Carrying easy to carry；This vertical feature is remained using gravity drop hammer, and different gravity conductive sheet connections is contacted not by it Same shunt circuit, to realize the automatic leveling of instrument；It is in contact by electromagnet with lower conductor in rotary shaft, drives rotary shaft Dynamic motor is short-circuited, and the purpose of anemobiagraph positioning due north is realized with brake rotation shaft.

In order to achieve the above objectives, technical scheme is as follows:

A kind of assembly type wind-velocity indicator support of automatically calibrating, lower supporter, middle bracket and anemobiagraph correction dress including tubulose It sets；Anemobiagraph means for correcting includes induction system, leveling system, North Finding System, anemobiagraph fixing buckle, bottom linkage section, folding Lid；Bottom linkage section is located at the lowest part of anemobiagraph means for correcting, and North Finding System is located above the linkage section of bottom, induction system cloth It sets above North Finding System, leveling system is circumferentially disposed in North Finding System surrounding, and is located at below induction system, and anemobiagraph is fixed Button bit is in anemobiagraph means for correcting topmost, to fixed anemobiagraph；Induction system includes gravity drop hammer, gravity sensing piece, insulation Dividing strip, dielectric chamber, leveling block, cavity, fixed screw, leveling indicator light；The leveling block surrounding corner angle rounding, can be around matter Heart rotation, the leveling block are arranged inside anemobiagraph means for correcting, and fixed screw circumferential direction is fixed on above leveling block to solid Determine anemobiagraph, cavity is special-shaped cavity, and circumferential direction is evenly arranged in leveling block lower plane edge, is recessed inwardly, cavity allows to connect The rotation of certain angle occurs in it for bar, and dielectric chamber is located at leveling block center of inside, and gravity drop hammer is long and narrow, lower section weighting Metallic object, be arranged in inside dielectric chamber, top movable setting leveling block on, can be swung in dielectric chamber, gravity Sensing chip is spherical arc, and quantity is 5, and combination is arranged in below gravity drop hammer, when instrument inclination, gravity drop hammer can from it is different Gravity sensing piece is in contact, and driving leveling system carries out instrument leveling；Leveling system include leveling bar drive motor, leveling bar, Gear is leveled, leveling bar top and leveling block bottom connection touching, the bottom for leveling bar and top setting pass through spiral shell in support plate Line connection, leveling bar are 4, and leveling gear is equipped in the middle part of leveling bar, are meshed with leveling bar drive motor gear, level bar Drive motor is connect with the gravity sensing piece above its right opposite motor by conducting wire, different to achieve the purpose that control leveling The corresponding leveling bar lifting of leveling bar drive motor driving, can make to level block and reach horizontality；North Finding System includes rotation Shaft drive motor, rotation gear, connecting rod, electromagnet, electromagnet support rod, refers to northern indicator light, refers to northern conductor, system rotary shaft Moving-conductor, electromagnet are mounted on electromagnet support rod, can be rotated around electromagnet support rod, and finger north is respectively arranged on electromagnet Conductor and braking conductor, rotary shaft are fixed on above electromagnet, are also equipped under rotary shaft and are referred to that northern conductor is led with braking accordingly Body, rotary shaft lower conductor are provided with female-type interface, and electromagnet upper conductor is provided with male-type interface, can be by rotating rotary shaft Lower conductor is set to connect, in addition, referring to that northern conductor need to be consistent with anemobiagraph north scale direction under rotary shaft, to guarantee that instrument realizes it Refer to northern function, rotation gear is fixed in the middle part of rotary shaft, and the gear for rotating shaft drive motor is meshed with rotation gear, can be driven It rotates gear and then drives rotary shaft rotation, anemobiagraph is made to position due north；Connecting top section is equipped at the top of the lower supporter, to It is connect with middle bracket；Lower supporter top circumferential direction is disposed with 3 fixed rings, 3 fixed steel wires, fixed steel wire one end and fixed ring phase Even, the other end and ground are fixed to lift structure stability；Lower supporter bottom is equipped with 3 fixed links, and fixed link root is logical It crosses bearing to connect with lower supporter, when work is deployable, is folded up when idle to save space, the root of fixed link and branch Multiple fixing threaded holes are equipped with, to fix lower supporter and ground；Middle bracket is respectively equipped with connecting top section and bottom up and down Linkage section, to be connected with upper and lower bracket.

Further, the shell of anemobiagraph means for correcting is metal shell, and its underpart is equipped with folding lid, and folding lid material is High strength plastics.The internal component for being situated so as to check, replacing anemobiagraph means for correcting of folding lid, while this generates not The shielding case of completion avoids the appearance of magnetic screen phenomenon.

Further, dielectric separation band is arranged between each gravity sensing piece, is separated from each other each shunt circuit, absolutely Fate is smooth every belt surface, low along the axial high two sides in middle part, to prevent gravity drop hammer from stopping on it.

Further, refer to that northern conductor and braking conductor are provided with female-type interface under the rotary shaft, refer to that north is led on electromagnet Body and braking conductor are provided with male-type interface, and rotary shaft drives its lower conductor to rotate and passes through concave-convex interface with electromagnet upper conductor It is in contact, and then brake line can be connected to and refer to northern route, brake rotation shaft simultaneously lights the northern indicator light of finger.

Further, refer to that northern conductor need to be consistent with anemobiagraph north scale direction under rotary shaft, position anemobiagraph to reach The purpose of due north.

Further, connecting top section circumferential direction is equipped with 4 pin joint holes, and bottom linkage section circumferential direction is equipped with 4 pin joint grooves, often 1 spring and 1 connecting pin are equipped in a pin joint groove.Bottom linkage section metal pipe outside diameter and connecting top section metal bore It is identical.By the pin joint hole for being vertically connected with section and connecting pin make to be connected with each other between different support, convenient for bracket assembled with tear open It unloads, also facilitates the carrying and carrying of personnel.

The beneficial effects of the present invention are:

Linkage section is arranged in each bracket in the present invention, in order to dismantle assembled and carry；Using gravity drop hammer remain it is vertical this One feature is contacted with different gravity sensing pieces by gravity drop hammer, is connected to different shunt circuits to realize the automatic leveling of instrument； It is in contact by electromagnet with lower conductor in rotary shaft, makes to rotate shaft drive motor short circuit, determine anemobiagraph with brake rotation shaft Position due north.Connection, carrying easy to carry can be assembled between each bracket of the invention, and anemobiagraph leveling can be carried out automatically and referred to The correction work in north, easy to operate simple, the efficiency for improving survey crew's operation increases, and has added the reliable of anemobiagraph institute measured data Property and preciseness.

Detailed description of the invention

Fig. 1 is the overall appearance figure of anemobiagraph levelling device of the present invention；

Fig. 2 is the section figure structure schematic representation of anemobiagraph means for correcting of the present invention；

Fig. 3 is the gravity sensing system structure diagram of anemobiagraph means for correcting of the present invention；

Fig. 4 is the regulating system structural schematic diagram of anemobiagraph means for correcting of the present invention；

Fig. 5 is the North Finding System structural schematic diagram of anemobiagraph means for correcting of the present invention；

Fig. 6 is the gravity drop hammer and gravity sensing chip architecture schematic diagram of anemobiagraph means for correcting of the present invention；

Fig. 7 is the vertical view figure structure schematic representation of the gravity sensing piece of anemobiagraph means for correcting of the present invention；

Fig. 8 is the middle supporting structure schematic diagram of anemobiagraph means for correcting of the present invention；

Fig. 9 is the middle frame bottom linkage segment structure schematic diagram of anemobiagraph means for correcting of the present invention；

Figure 10 is the working principle circuit diagram of anemobiagraph means for correcting of the present invention.

Reference signs list:

1. gravity drop hammer, 2. gravity sensing pieces, 3. dielectric separation bands, 4. dielectric chambers, 5. leveling blocks, 6. cavitys, 7. fixed screws, 8. indicator light is leveled, 9. leveling bar drive motors, 10. leveling bars, 11. leveling gears, 12. rotation shaft drive motors, 13. rotations Shaft, 14. rotation gears, 15. connecting rods, 16. electromagnet, 17. electromagnet support rods, 18. refer to northern indicator light, and 19. finger north are led Body, 20. braking conductors, 21. anemobiagraph fixing buckles, 22. folding lids, bracket in 23., 24. connecting top sections, the connection of 25. bottoms Section, 26. pin joint holes, 27. pin joint grooves, 28. springs, 29. connecting pins, 30. lower supporters, 31. fixed links, 32. fixing threaded holes, 33. fixed ring, 34. fixed steel wires, 35. anemobiagraphs, 36. switches, 37. switches.

Specific embodiment

With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only For illustrating the present invention rather than limiting the scope of the invention.It should be noted that word " preceding " used in the following description, " rear ", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to direction or remote Direction from geometric center of specific component.

As shown in Figure 1, 2, the present invention includes: 1 lower supporter 30, bracket 23 and anemobiagraph means for correcting in several, Anemobiagraph means for correcting is used to install and fix anemobiagraph 35, is arranged in the topmost of middle bracket 23, the top of above-mentioned bracket and Lower part is equipped with linkage section to connect remaining stents, can dismantle between upper and lower bracket, and can pass through linkage section assembly；Above-mentioned wind Fast instrument means for correcting is made of induction system, leveling system, North Finding System, anemobiagraph fixing buckle 21, bottom linkage section 25, bottom Linkage section 25 is fixed on the lowest part of anemobiagraph means for correcting, and North Finding System is located at 25 top of bottom linkage section, induction system cloth It sets above North Finding System, leveling system is circumferentially disposed in North Finding System surrounding, and is located at below induction system, above-mentioned wind speed Instrument fixing buckle 21 is arranged in anemobiagraph means for correcting topmost, to fixed anemobiagraph, the shell of the anemobiagraph means for correcting For metal shell, its underpart is equipped with folding lid 22, and 22 material of folding lid is high strength plastics, is used to check device internal component, keeps away Exempt from the appearance of magnetic screen phenomenon.

As shown in Figure 2,3, above-mentioned induction system by gravity drop hammer 1, gravity sensing piece 2, dielectric separation band 3, dielectric chamber 4, Block 5, cavity 6, fixed screw 7 and leveling indicator light 8 is leveled to form；Wherein, fixed screw 7 totally 3, circumferential direction is fixed on leveling block To install and fix anemobiagraph, cavity 6 is special-shaped cavity totally 3, circumferentially disposed to level inside block 5 in the outer part at 5 tops Position allows connecting rod 15 to protrude into the rotation that certain angle wherein and occurs, and dielectric chamber 4 is located to be hit exactly inside leveling block 5 Centre, gravity drop hammer 1 are arranged in inside dielectric chamber 4, and top is movably arranged on leveling block 5 by hanging ring, can be in dielectric chamber 4 The interior swing that certain angle occurs, the present invention is provided with 5 gravity sensing chips 2 altogether as shown in Figure 6,7, they are all located in gravity The lower section of hammer 1, wherein 1 centrally located, remaining 4 circumferential direction is arranged in around it, and gravity sensing piece 2 is spherical arc, can Guarantee that it is in contact with gravity drop hammer 1 always, dielectric separation band 3 is arranged between 5 gravity sensing chips 2, when instrument run-off the straight When, remain this vertical feature using gravity drop hammer 1, connect from different gravity sensing pieces 2, be connected to it is as shown in Figure 10 not With one of shunt circuit I, II, III, IV, V, so that regulating system be driven to carry out instrument leveling.

As shown in Figure 2,4,4 leveling bar drive motors, 9,4 leveling bars 10 are arranged in regulating system of the present invention altogether, level bar 10 middle parts are equipped with leveling gear 11, and leveling gear 11 has certain height, leveling gear 11 and leveling 9 gear of bar drive motor It is meshed, the upper and lower part of leveling gear 11 is respectively equipped with thread segment, and upper and lower screw thread is male thread, leveling about 10 bar point It is not provided with support plate, being equipped with box thread slot in upper and lower support plate be able to match with above-mentioned male thread, and the leveling setting of bar 10 exists It levels under block 5, is touched with its bottom connection, each leveling bar drive motor 9 is respectively with above the motor of conducting wire and its right opposite Gravity sensing piece 2 is connected.When gravity drop hammer 1 is in contact from different gravity sensing pieces 2, different leveling bars can be driven to drive Dynamic motor 9 drives corresponding leveling bar 10 to be lifted, and anemobiagraph 35 can be made perpendicular to the ground.

As shown in Fig. 2,5, North Finding System includes: rotation shaft drive motor 12, rotary shaft 13, rotation gear 14, connecting rod 15, electromagnet 16, electromagnet support rod 17, refer to northern indicator light 18, refer to northern conductor 19, braking conductor 20；Wherein, electromagnet 16 is pacified It on electromagnet support rod 17, can be rotated around electromagnet support rod 17, rotary shaft 13 is fixed on 16 top of electromagnet, rotary teeth Wheel 14 is fixed on the middle part of rotary shaft 13, and the gear for rotating shaft drive motor 12 is meshed with rotation gear 14, can drive rotation Gear 14 drives rotary shaft 13 to rotate in turn, and the northern conductor 19 of finger and braking conductor 20, rotary shaft are respectively arranged on electromagnet 16 It is also fixed under 13 and refers to northern conductor 19 and braking conductor 20 accordingly, wherein refer to that northern conductor 19 is carved with 35 north of anemobiagraph under rotary shaft Degree direction is consistent, and 13 lower conductor of rotary shaft is provided with female-type interface, and 16 upper conductor of electromagnet is provided with male-type interface, rotary shaft 13 It drives its lower conductor to rotate and is in contact with 16 upper conductor of electromagnet, to be connected to shunt circuit VI, VIII as shown in Figure 10, brake Rotary shaft 13 positions due north.

Referring to illustrating attached drawing 1,8,9, this wind-velocity indicator support includes: lower supporter 30 and middle bracket 23, can root on lower supporter 30 Bracket 23 in several are installed according to actual requirement.30 top of lower supporter is equipped with connecting top section 24, the lower circumferential direction of connecting top section 24 3 fixed rings 33,3 fixed steel wires 34 are disposed with, fixed 34 one end fixed ring 33 of steel wire is connected, and the other end is fixed with ground； 30 bottom circumferential direction of lower supporter is provided with 3 folding fixed links 31, and 31 root of fixed link is connect by bearing with lower supporter；Gu The root of fixed pole 31 and branch are provided with multiple fixing threaded holes 32.Middle cradle top is equipped with connecting top section 24, and bottom is equipped with Bottom linkage section 25.Connecting top section 24 is circumferentially disposed 4 pin joint holes 26；Bottom linkage section 25 is circumferentially disposed 4 pin joints Groove 27, each pin joint groove 27 is interior to be equipped with 1 spring 28 and 1 piece connecting pin 29,25 metal pipe outside diameter of bottom linkage section and top Linkage section 24 internal diameter in portion's is identical, lower supporter and middle bracket and middle bracket each other can by the pin joint hole 26 of linkage section with connect The mutual assembly and connection of pin 29.

It 1,2,3,10 is described in detail with reference to the accompanying drawings of the specification for working method of the invention:

Firstly, anemobiagraph 35 is installed on anemobiagraph means for correcting, then it is mounted on middle bracket 23, middle bracket 23 is pacified On lower supporter 30, put down lower supporter fixed link 31, it fixed by fixing threaded hole 32 with ground, will fixed steel wire 34 with Fixed ring 33, ground are mutually fixed；36 are turned on the switch, circuit VII is connected, electromagnet 16 is allowed to position the north；When instrument run-off the straight When, 37 are turned on the switch, gravity drop hammer 1 is made to be in contact under the effect of gravity from different gravity conductive sheets 2, different parallel connections is connected to and returns Road I, II, III, IV, and then corresponding leveling bar 10 rotation is driven to rise, achieve the purpose that leveling；After to be leveled, gravity Hammer 1 is in contact with the gravity sensing piece 2 in center, is connected to shunt circuit V, and leveling indicator light 8 is bright, rotates shaft drive motor 12 driving rotary shafts 13 rotate；On electromagnet 16, after rotary shaft 13 refers to that down northern conductor 19 contacts in pairs with braking conductor 20, even Logical shunt circuit VI, VIII, refers to that northern indicator light 18 is bright, and rotation shaft drive motor 12 is short-circuited, and rotary shaft stops operating, and completes instrument Leveling and refer to north；36,37 are turned off the switch, anemobiagraph 35 is started to work.

The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes Technical solution consisting of any combination of the above technical features.