CN112578090A

CN112578090A - Air detector suitable for strong wind weather

Info

Publication number: CN112578090A
Application number: CN202011612456.5A
Authority: CN
Inventors: 王令全
Original assignee: Wenzhou Pinli Information Technology Service Co ltd
Current assignee: Wenzhou Pinli Information Technology Service Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-03-30

Abstract

The invention relates to the technical field of air detection, in particular to an air detector suitable for windy weather, which comprises a bottom plate, an adjusting mechanism, a mounting mechanism, a windproof mechanism, a pneumatic mechanism and an alarm mechanism, wherein the bottom plate is provided with a plurality of air holes; the arrangement mechanism is arranged at the top of the adjusting mechanism, so that the position of the corresponding detecting instrument body can be conveniently adjusted, and the small-scale adjustment of the detecting instrument body under different conditions can be met; the windproof mechanisms are arranged on the two sides of the mounting mechanism, so that ventilation ducts on the side wall of the mounting mechanism can be conveniently adjusted at any time in actual use, and wind power of different magnitudes in external environment can be reasonably responded, so that normal detection activity can be ensured; locate the top of settling the mechanism with pnematic mechanism, through corresponding subassembly and the pneumatic subassembly of turbine of accomodating, and cooperation alarm mechanism to the convenience can play the effect of a warning to the operator under strong wind environment, makes the change of the assurance wind-force that the operator can be more accurate, makes the convenience more of detection activity.

Description

Air detector suitable for strong wind weather

Technical Field

The invention relates to the technical field of air detection, in particular to an air detector suitable for windy weather.

Background

Air detection in the broad sense refers to the detection of air composition. In the narrow sense of air detection, mainly from the application point of view, indoor air detection is the focus of research. The air quality detection device is used for detecting air quality by means of decoration pollution caused by substances harmful to human bodies contained in indoor decoration materials, furniture and the like and released into home and office environments. Five main pollutants are listed in the national 'civil building engineering indoor environmental pollution control code' issued and implemented in 2006: formaldehyde, benzene, ammonia gas, total volatile organic compounds TVOC, radioactive radon and the like. At present, the detection work of air components is mostly finished by a special air detector.

However, in the actual operation of the conventional air detector, when the weather is strong wind, the detector body is subjected to great wind resistance, and if the user holds the detector inaccurately, the normal detection work is affected; in addition, in the actual detection process, the conventional detection device is mostly fixed at a detection point for detection, so that the detection position is not convenient to be adjusted in a small scale according to the actual situation.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an air detector suitable for windy weather.

The technical scheme adopted by the invention for solving the technical problems is as follows: be applicable to the air detection instrument under strong wind weather, including bottom plate, adjustment mechanism, arrangement mechanism, prevent wind mechanism, pnematic mechanism and alarm mechanism for play fixed arrangement effect to other mechanisms the top of bottom plate is equipped with convenient right it plays the removal regulating action to arrange the mechanism adjustment mechanism, adjustment mechanism's top is fixed with and is used for playing arrangement effect to the detection instrument body arrangement mechanism, it is right that arrangement mechanism's both sides are equipped with conveniently it plays wind-proof effect to arrange the mechanism prevent wind the mechanism, it is right that arrangement mechanism's top is equipped with conveniently alarm mechanism plays arrangement effect pnematic mechanism, pnematic mechanism's inside is equipped with conveniently plays detection alarm effect to wind force environment alarm mechanism.

Specifically, the adjusting mechanism comprises a supporting plate, a first knob and a first screw rod, the supporting plate is clamped in the middle of the top end of the bottom plate, the first knob is arranged in the middle of one side of the bottom plate, one end of the first knob is connected with the first screw rod, and the first screw rod is in threaded connection with the inside of the bottom end of the supporting plate.

Specifically, settle the mechanism including settling frame, second knob, second screw rod and detection instrument main part, the top of extension board is fixed with settle the frame, the bottom of settling frame one side is equipped with the second knob, the one end of second knob is connected with the second screw rod, second screw rod threaded connection in inside the bottom of detection instrument main part, just detection instrument main part block in it is inside to settle the bottom of frame.

Specifically, prevent wind the mechanism and include grudging post, pinion rack, gear, transfer line and turn over the board, it is fixed with one respectively to settle the frame one end that carries on the back both sides mutually the grudging post, the inside block of grudging post has the pinion rack, one side meshing of pinion rack has four the gear, the gear passes through the transfer line rotate in settle the inside of frame, just be fixed with a plurality ofly on the lateral wall of transfer line turn over the board, turn over the board and locate it is inside the lateral wall of frame to settle.

Specifically, pnematic mechanism includes built-in frame, shrouding, turbine, cover frame, loop bar, first spring, fixture block and draw-in groove, it is equipped with to settle the top middle part of frame built-in frame, the inside block in top of built-in frame has the shrouding, the bottom internal fixation of built-in frame has the cover frame, the inside of cover frame is equipped with the loop bar, the inside that the loop bar is close to bottom position back of the body both sides is equipped with one respectively first spring, the other end of first spring is connected with the fixture block, the fixture block in the draw-in groove, the draw-in groove is located the inner wall of cover frame, just the draw-in groove is equipped with two sets of four altogether, the top of loop bar is connected with the turbine.

Specifically, alarm mechanism includes siren main part, bull stick, second spring, connecting block, supports pole and stopper, the turbine is close to be fixed with on the lateral wall of loop bar the bull stick, the inside of bull stick is fixed with the second spring, the other end of second spring is fixed with the connecting block, the connecting block in the inside of bull stick, just the connecting block deviates from the one end of second spring is connected with support the pole, the second spring twine in the stopper, the one end of stopper is fixed in the inner wall of bull stick, the inside both sides relative near the top of built-in frame are equipped with one respectively the siren main part.

The invention has the beneficial effects that:

(1) when the air detector suitable for windy weather is used, the mounting mechanism is arranged at the top of the adjusting mechanism, and the corresponding detector body is conveniently adjusted in position through the corresponding lead screw transmission assembly and under the matching of the adjusting mechanism, so that the small adjustment of the detector body under different conditions is met, and the use is more convenient; namely: during actual operation, the user can rotate the second knob manually, the second knob rotates and drives the second screw rod to rotate, the second screw rod rotates and makes the detecting instrument main body generate a rotating trend, however, the detecting instrument main body is limited by the placement frame, and then the detecting instrument main body can move back and forth in the placement frame, so that the position of the detecting instrument main body can be adjusted conveniently, small adjustment of the detecting instrument main body under different conditions is met, and the use is more convenient.

(2) When the air detector is used, the windproof mechanisms are arranged on the two sides of the placement mechanism, and the corresponding gear rack transmission assemblies are used, so that ventilation channels on the side wall of the placement mechanism can be conveniently adjusted at any time during actual use, and wind power of different sizes in the external environment can be reasonably responded, so that normal detection activity can be ensured; namely: when meetting the strong wind condition, the user can manually hold the pinion rack and take out, then the pinion rack removes and drives a plurality of gears and rotate simultaneously, gear revolve drives the transfer line and rotates, the transfer line rotates and drives and turns over the rotation of board, along with turning over the rotation of board, the ventilation hole on the grudging post will be adjusted thereupon to the convenience can be adjusted the ventilation pore of settling the mechanism lateral wall at any time when in-service use, the not equidimension wind-force of external environment is rationally dealt with, make the detection activity that can guarantee normally.

(3) When the air detector suitable for the strong wind weather is used, the pneumatic mechanism is arranged at the top of the placement mechanism, and the wind receiving assembly, the turbine pneumatic assembly and the alarm mechanism are matched, so that the air detector can conveniently play a warning role for an operator in the strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient; namely: when meeting strong wind weather, the user can take the shrouding out, carry and draw the turbine manually after that, and then drive the loop bar and remove in the cover frame is inside, make the fixture block break away from the constraint of draw-in groove under the effect of first spring, slide in the inside of cover frame, until the block is inside to another draw-in groove, then the outside of built-in frame will be removed thereupon to the turbine, under the effect of strong wind, the turbine will continuous rotation, deuterogamy alarm mechanism, thereby can play the effect of a warning to the operator under strong wind environment, make the change of assurance wind-force that the operator can be more accurate, make the convenience more of detection activity.

(4) When the air detector suitable for the strong wind weather is used, the alarm mechanism is arranged in the pneumatic mechanism, and the components are driven by corresponding centrifugal force under the cooperation of the pneumatic mechanism, so that the air detector can conveniently play a role of warning an operator in the strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient; namely: along with the turbine is continuous rotation under the wind-force effect, will drive the bull stick and rotate simultaneously, the bull stick rotates and drives the connecting block and supports the pole and rotate simultaneously, and then make the second spring receive centrifugal force effect simultaneously, then the second spring will be continuous tensile, drive the connecting block and support the pole and remove simultaneously, along with the continuous increase of wind-force, the turbine also can the pivoted more and more fast, then the centrifugal force that the second spring received also can be continuous to strengthen, make the tensile degree of second spring increase gradually, drive the connecting block and support the pole and continue to remove, conflict to the on & off switch of pole on the siren main part until making, make the siren main part triggered, thereby the convenience can play the effect of a warning to the operator under strong wind environment, make the change of the assurance wind-force that the operator can be more accurate, make the detection activity more convenient.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of the overall structure of a preferred embodiment of the air detector suitable for windy weather according to the present invention;

FIG. 2 is a schematic view of the connection of the mounting mechanism, pneumatic mechanism and alarm mechanism of FIG. 1;

FIG. 3 is a schematic view of the connection structure of the mounting mechanism and the wind prevention mechanism shown in FIG. 1;

FIG. 4 is a schematic view of the connection structure of the mounting frame and the turning plate shown in FIG. 1;

FIG. 5 is an enlarged view of the part A shown in FIG. 1;

fig. 6 is an enlarged schematic view of the structure of the part B shown in fig. 2.

In the figure: 1. the base plate, 2, the adjustment mechanism, 21, the support plate, 22, the first knob, 23, the first screw rod, 3, the placement mechanism, 31, the placement frame, 32, the second knob, 33, the second screw rod, 34, the detector main body, 4, the windproof mechanism, 41, the upright frame, 42, the toothed plate, 43, the gear, 44, the transmission rod, 45, the turnover plate, 5, the pneumatic mechanism, 51, the built-in frame, 52, the sealing plate, 53, the turbine, 54, the sleeve frame, 55, the sleeve rod, 56, the first spring, 57, the fixture block, 58, the clamping groove, 6, the alarm mechanism, 61, the alarm main body, 62, the rotating rod, 63, the second spring, 64, the connecting block, 65, the abutting rod, 66 and the limiting block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the air detector suitable for windy weather according to the present invention includes a bottom plate 1, an adjusting mechanism 2, a mounting mechanism 3, a wind-proof mechanism 4, a wind-driven mechanism 5 and an alarm mechanism 6, the top of the bottom plate 1 for fixing and arranging other mechanisms is provided with the adjusting mechanism 2 which is convenient for moving and adjusting the arranging mechanism 3, the top of the adjusting mechanism 2 is fixed with a mounting mechanism 3 for mounting the detector body, the two sides of the mounting mechanism 3 are provided with the wind-proof mechanisms 4 which can conveniently play a wind-proof role on the mounting mechanism 3, the top of the mounting mechanism 3 is provided with the pneumatic mechanism 5 which is convenient for mounting the alarm mechanism 6, the wind-driven mechanism 5 is internally provided with the alarm mechanism 6 which is convenient for detecting and alarming the wind power environment.

Specifically, the adjusting mechanism 2 includes a support plate 21, a first knob 22 and a first screw 23, the support plate 21 is clamped in the middle of the top end of the bottom plate 1, the first knob 22 is arranged in the middle of one side of the bottom plate 1, one end of the first knob 22 is connected with the first screw 23, and the first screw 23 is in threaded connection with the inside of the bottom end of the support plate 21; when the positioning mechanism is used, a user can manually rotate the first knob 22, the first knob 22 rotates to drive the first screw 23 to rotate, and the first screw 23 rotates to enable the support plate 21 to continuously move back and forth in the bottom plate 1, so that the positioning mechanism 3 can be conveniently adjusted in position.

Specifically, the placing mechanism 3 includes a placing frame 31, a second knob 32, a second screw 33 and a detector main body 34, the placing frame 31 is fixed on the top of the support plate 21, the second knob 32 is arranged at the bottom of one side of the placing frame 31, one end of the second knob 32 is connected with the second screw 33, the second screw 33 is connected to the inside of the bottom end of the detector main body 34 in a threaded manner, and the detector main body 34 is clamped inside the bottom end of the placing frame 31; when the positioning mechanism is used, the mounting mechanism 3 is arranged at the top of the adjusting mechanism 2, and the corresponding detecting instrument body can be conveniently adjusted in position through the corresponding lead screw transmission assembly and under the matching of the adjusting mechanism 2, so that the small-scale adjustment of the detecting instrument body under different conditions is met, and the use is more convenient; namely: during actual operation, the user can be manual right the second knob 32 rotates, the second knob 32 rotates and drives the second screw rod 33 rotates, the second screw rod 33 rotates and makes the detector main body 34 generate a rotating trend, but because the detector main body 34 is limited by the placement frame 31, the detector main body 34 can move back and forth in the placement frame 31, so that the detector main body 34 can be adjusted in position conveniently, the small adjustment of the detector main body 34 under different conditions is met, and the use is more convenient.

Specifically, the windproof mechanism 4 includes an upright frame 41, a toothed plate 42, a gear 43, a transmission rod 44 and a flap 45, one end of each of two opposite sides of the placement frame 31 is fixed with one of the upright frames 41, the toothed plate 42 is clamped inside the upright frame 41, four gears 43 are engaged with one side of the toothed plate 42, the gear 43 rotates inside the placement frame 31 through the transmission rod 44, a plurality of flaps 45 are fixed on the side wall of the transmission rod 44, and the flaps 45 are arranged inside the side wall of the placement frame 31; when the wind-proof device is used, the wind-proof mechanisms 4 are arranged on two sides of the mounting mechanism 3, and the corresponding gear rack transmission assemblies are used, so that ventilation ducts on the side wall of the mounting mechanism 3 can be conveniently adjusted at any time in actual use, and wind power of different sizes in the external environment can be reasonably responded, so that normal detection activity can be ensured; namely: when meetting the strong wind condition, the user can manually hold pinion rack 42 and twitch, then pinion rack 42 removes and drives a plurality ofly gear 43 rotates simultaneously, gear 43 rotates and drives transfer line 44 rotates, transfer line 44 rotates and drives turn over board 45 and rotate, along with turn over the rotation of board 45, the ventilation hole on the upright frame 41 will be adjusted thereupon to convenient can be right when in-service use the ventilation pore of 3 lateral walls of arrangement mechanism adjusts at any time, and the not equidimension wind-force of external environment is rationally dealt with for can guarantee normal detection activity.

Specifically, the pneumatic mechanism 5 includes an internal frame 51, a sealing plate 52, a turbine 53, a sleeve frame 54, a sleeve rod 55, a first spring 56, a fixture block 57 and a clamping groove 58, the internal frame 51 is arranged in the middle of the top end of the mounting frame 31, the sealing plate 52 is clamped in the top end of the internal frame 51, the sleeve frame 54 is fixed in the bottom end of the internal frame 51, the sleeve rod 55 is arranged in the sleeve frame 54, the first spring 56 is respectively arranged in the sleeve rod 55 near to two sides of the back of the bottom end part, the fixture block 57 is connected to the other end of the first spring 56, the fixture block 57 is clamped in the clamping groove 58, the clamping groove 58 is arranged on the inner wall of the sleeve frame 54, two sets of four clamping grooves 58 are arranged, and the turbine 53 is connected to the top end of the sleeve rod 55; when the wind-driven device is used, the wind-driven mechanism 5 is arranged at the top of the placement mechanism 3, and the wind-driven mechanism is matched with the alarm mechanism 6 through the corresponding storage component and the turbine wind-driven component, so that a warning effect can be conveniently played for an operator in a strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient; namely: when a user meets strong wind weather, the user can pull out the sealing plate 52, then manually lift the turbine 53, further drive the loop bar 55 to move inside the loop frame 54, so that the fixture block 57 is separated from the constraint of the fixture groove 58 under the action of the first spring 56, slides inside the loop frame 54 until being clamped inside the other fixture groove 58, the turbine 53 moves outside the built-in frame 51, the turbine 53 continuously rotates under the action of strong wind, and then cooperates with the alarm mechanism 6, so that an alarm effect can be played for the operator under the strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient.

Specifically, the alarm mechanism 6 includes an alarm main body 61, a rotating rod 62, a second spring 63, a connecting block 64, a resisting rod 65 and a limiting block 66, the rotating rod 62 is fixed on the side wall of the turbine 53 close to the loop bar 55, the second spring 63 is fixed inside the rotating rod 62, the connecting block 64 is fixed at the other end of the second spring 63, the connecting block 64 is clamped inside the rotating rod 62, one end of the connecting block 64, which is away from the second spring 63, is connected with the resisting rod 65, the second spring 63 is wound around the limiting block 66, one end of the limiting block 66 is fixed on the inner wall of the rotating rod 62, and two opposite sides of the inside of the built-in frame 51, which are close to the top end, are respectively provided with one alarm main body 61; when the wind-driven alarming device is used, the alarming mechanism 6 is arranged inside the wind-driven mechanism 5, and the corresponding centrifugal force transmission component is matched with the wind-driven mechanism 5, so that the alarming device can conveniently play a role of alarming for an operator in a strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient; namely: the rotating rod 62 is driven to rotate simultaneously with the continuous rotation of the turbine 53 under the action of wind power, the rotating rod 62 rotates to drive the connecting block 64 and the resisting rod 65 to rotate simultaneously, and further, the second spring 63 is under the action of centrifugal force, the second spring 63 is continuously stretched to drive the connecting block 64 and the resisting rod 65 to move simultaneously, the turbine 53 rotates faster and faster with the continuous increase of wind power, the centrifugal force applied to the second spring 63 is also continuously increased, the stretching degree of the second spring 63 is gradually increased to drive the connecting block 64 and the resisting rod 65 to move continuously until the resisting rod 65 is enabled to abut against the on-off key on the alarm main body 61, so that the alarm main body 61 is triggered, and therefore, the alarm device can conveniently play a warning role for an operator under a strong wind environment, the operator can more accurately grasp the change of the wind power, so that the detection activity is more convenient.

When the positioning mechanism is used, firstly, a user can manually rotate the first knob 22, the first knob 22 rotates to drive the first screw 23 to rotate, and the first screw 23 rotates to enable the support plate 21 to continuously move back and forth in the bottom plate 1, so that the positioning mechanism 3 is conveniently adjusted in position; during actual operation, a user can manually rotate the second knob 32, the second knob 32 rotates to drive the second screw 33 to rotate, the second screw 33 rotates to enable the detector main body 34 to generate a rotating trend, but the detector main body 34 is limited by the arrangement frame 31, so that the detector main body 34 can move back and forth in the arrangement frame 31, the position of the detector main body 34 can be conveniently adjusted, small adjustment on the detector main body 34 under different conditions is met, and the use is more convenient; when a strong wind occurs, a user can manually hold the toothed plate 42 and pull the toothed plate 42, the toothed plate 42 moves to drive the plurality of gears 43 to rotate simultaneously, the gears 43 rotate to drive the transmission rod 44 to rotate, the transmission rod 44 rotates to drive the turning plate 45 to rotate, and the vent holes in the upright frame 41 are adjusted along with the rotation of the turning plate 45, so that the vent holes in the side wall of the accommodating mechanism 3 can be conveniently adjusted at any time in practical use, the wind power of different magnitudes of the external environment can be reasonably coped with, and the normal detection activity can be ensured; in addition, a user can draw out the sealing plate 52, then manually lift the turbine 53, further drive the loop bar 55 to move in the loop frame 54, so that the fixture block 57 is separated from the constraint of the fixture groove 58 under the action of the first spring 56, slides in the loop frame 54 until being clamped in the other fixture groove 58, the turbine 53 moves to the outside of the built-in frame 51, the turbine 53 rotates continuously under the action of strong wind, and then is matched with the alarm mechanism 6, so that the alarm function can be realized for an operator under the strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient; as the turbine 53 rotates continuously under the action of wind, the rotating rod 62 is driven to rotate simultaneously, the rotating rod 62 rotates to drive the connecting block 64 and the resisting rod 65 to rotate simultaneously, further, the second spring 63 is acted by centrifugal force, the second spring 63 will be continuously stretched to drive the connecting block 64 and the resisting rod 65 to move simultaneously, the turbine 53 will rotate faster and faster as the wind force is continuously increased, the centrifugal force applied to the second spring 63 is also increased continuously, so that the stretching degree of the second spring 63 is increased gradually, the connecting block 64 and the abutting rod 65 are driven to move continuously until the abutting rod 65 abuts against the switch key on the alarm main body 61, so that the alarm main body 61 is triggered, therefore, the wind power monitoring device has the advantages that the warning effect can be conveniently played for an operator in a strong wind environment, the operator can more accurately grasp the change of wind power, and the detection activity is more convenient.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Air detection instrument suitable for under strong wind weather, its characterized in that, including bottom plate (1), adjustment mechanism (2), arrangement mechanism (3), prevent wind mechanism (4), pnematic mechanism (5) and alarm mechanism (6), be used for playing fixed arrangement effect to other mechanisms the top of bottom plate (1) is equipped with conveniently right arrangement mechanism (3) plays the removal regulating action regulating mechanism (2), the top of adjustment mechanism (2) is fixed with and is used for playing arrangement effect to the detection instrument body arrangement mechanism (3), the both sides of arrangement mechanism (3) are equipped with conveniently right arrangement mechanism (3) play the effect of preventing wind mechanism (4), the top of arrangement mechanism (3) is equipped with conveniently right alarm mechanism (6) play arrangement effect pnematic mechanism (5), the inside of pnematic mechanism (5) is equipped with conveniently plays detection alarm effect to wind force environment alarm mechanism (4) (6).

2. The air detector according to claim 1, wherein the detector is adapted to be used in windy weather: the adjusting mechanism (2) comprises a support plate (21), a first knob (22) and a first screw rod (23), the support plate (21) is clamped in the middle of the top end of the bottom plate (1), the first knob (22) is arranged in the middle of one side of the bottom plate (1), one end of the first knob (22) is connected with the first screw rod (23), and the first screw rod (23) is in threaded connection with the interior of the bottom end of the support plate (21).

3. The air detector according to claim 2, wherein the detector is adapted to be used in windy weather: place mechanism (3) including settling frame (31), second knob (32), second screw rod (33) and detection instrument main part (34), the top of extension board (21) is fixed with settle frame (31), the bottom of settling frame (31) one side is equipped with second knob (32), the one end of second knob (32) is connected with second screw rod (33), second screw rod (33) threaded connection in inside the bottom of detection instrument main part (34), just detection instrument main part (34) block in it is inside to settle the bottom of frame (31).

4. The air detector according to claim 3, wherein the detector is adapted to be used in windy weather: prevent wind mechanism (4) including stile (41), pinion rack (42), gear (43), transfer line (44) and turn over board (45), it is fixed with one respectively to settle frame (31) one end of both sides mutually, the inside block of stile (41) has pinion rack (42), one side meshing of pinion rack (42) has four gear (43), gear (43) pass through transfer line (44) rotate in settle the inside of frame (31), just be fixed with a plurality ofly on the lateral wall of transfer line (44) turn over board (45), turn over board (45) are located inside settling the lateral wall of frame (31).

5. The air detector according to claim 3, wherein the detector is adapted to be used in windy weather: the pneumatic mechanism (5) comprises a built-in frame (51), a sealing plate (52), a turbine (53), a sleeve frame (54), a sleeve rod (55), first springs (56), clamping blocks (57) and clamping grooves (58), wherein the built-in frame (51) is arranged in the middle of the top end of the placement frame (31), the sealing plate (52) is clamped in the top end of the built-in frame (51), the sleeve frame (54) is fixed in the bottom end of the built-in frame (51), the sleeve rod (55) is arranged in the sleeve frame (54), one first spring (56) is respectively arranged in the sleeve rod (55) close to two sides of the back of the bottom end part, the other end of each first spring (56) is connected with the clamping block (57), the clamping block (57) is clamped in the clamping groove (58), the clamping grooves (58) are arranged on the inner wall of the sleeve frame (54), and the two groups of clamping grooves (58) are four, the top end of the loop bar (55) is connected with the turbine (53).

6. The air detector according to claim 5, wherein the detector is adapted to be used in windy weather: the alarm mechanism (6) comprises an alarm main body (61), a rotating rod (62), a second spring (63), a connecting block (64), a resisting rod (65) and a limiting block (66), the side wall of the turbine (53) close to the loop bar (55) is fixed with the rotating bar (62), the second spring (63) is fixed inside the rotating rod (62), the connecting block (64) is fixed at the other end of the second spring (63), the connecting block (64) is clamped inside the rotating rod (62), and one end of the connecting block (64) departing from the second spring (63) is connected with the resisting rod (65), the second spring (63) is wound on the limiting block (66), one end of the limiting block (66) is fixed on the inner wall of the rotating rod (62), the two opposite sides of the inner part of the built-in frame (51) close to the top end are respectively provided with the alarm main body (61).