CN209977617U

CN209977617U - Microenvironment information acquisition device in public space

Info

Publication number: CN209977617U
Application number: CN201922272715.3U
Authority: CN
Inventors: 卢乔; 周旺根; 余章正; 吴雷; 石贤栋; 万谦
Original assignee: Jiangxi Keyi Hi Tech Co Ltd
Current assignee: Jiangxi Keyi Hi Tech Co Ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-01-21
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a microenvironment information acquisition device in public space, including support main part and the air quality detector who is used for detecting air quality in the public space, the front of support main part slides and is equipped with the fixed establishment who is used for fixed air quality detector, and fixed establishment includes a lift seat, two fixed plates, four springs, two L shaped plates, two baffles, four dovetail pieces and two dovetails, and two fixed plates are established respectively in the positive both sides of lift seat, and two L shaped plates all slide and establish in the front of lift seat, and two baffles are fixed respectively and are established in the inner chamber bottom of two L shaped plates. The utility model provides an air quality detector can go up and down, can detect the air quality of each height in the public space, and is more accurate to the microenvironment information acquisition of public space, has reduced microenvironment information acquisition device's in the public space volume, and occupation space is little, is convenient for deposit.

Description

Microenvironment information acquisition device in public space

Technical Field

The utility model relates to an information acquisition device specifically is a microenvironment information acquisition device in public space.

Background

With the increasing abundance of life, the requirements of Chinese people on all environments such as eating and drinking related to life, work and activities of the Chinese people are also increased. For example: bus internal environment, subway internal environment, taxi internal environment, home environment, and all public place environment.

When gathering microenvironment information in the public space, current information acquisition device is mostly put a certain position in public space through the support with air quality detector, can only gather the air quality on this layer, may influence this public space's microenvironment information acquisition degree of accuracy, and current microenvironment information acquisition device support is bulky, and occupation space is big, is not convenient for deposit. Therefore, the micro-environment information acquisition device in the public space is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a microenvironment information acquisition device in a public space, which comprises a bracket main body and an air quality detector for detecting the air quality in the public space, the front of the bracket main body is provided with a fixing mechanism for fixing the air quality detector in a sliding manner, the fixing mechanism comprises a lifting seat, two fixing plates, four springs, two L-shaped plates, two baffles, four dovetail blocks and two dovetail grooves, the two fixing plates are respectively arranged at two sides of the front of the lifting seat, the two L-shaped plates are arranged at the front of the lifting seat in a sliding manner, the two baffles are respectively fixedly arranged at the bottom ends of the inner cavities of the two L-shaped plates, the four springs are respectively fixedly arranged between the two fixing plates and the two L-shaped plates, the bottom of support main part can be dismantled and be equipped with three supporting leg, air quality detector demountable installation be in the cavity that the L-shaped plate constitutes.

As an optimal technical scheme of the utility model, two the positive both sides at the lift seat are seted up respectively to the dovetail, four the dovetail is fixed respectively and is established two the back both ends of L shaped plate, and four the dovetail respectively with two the dovetail matches the setting.

As a preferred technical scheme of the utility model, the spout has been seted up in the front of support main part, the inner chamber of spout rotates and is equipped with the lead screw, threaded connection has the slider on the lead screw, the one end and the lift seat fixed connection of slider, the top fixed mounting of support main part has step motor, step motor's output shaft and the one end fixed connection of lead screw.

As an optimal technical scheme of the utility model, it is equipped with the U-shaped support, it is three to slide in the support main part the supporting leg is all rotated with the three limit of U-shaped support through the pivot and is connected.

As a preferred technical scheme of the utility model, rectangular clamping groove has all been seted up to the both sides of support subject, the inner chamber both sides wall of U-shaped support all fixed be equipped with two the rectangle fixture block that rectangular clamping groove matches.

As an optimal technical scheme of the utility model, the three limit of U-shaped support is respectively with three the rotation department of supporting leg is the fixed limiting plate that is equipped with of equal slope.

As an optimal technical scheme of the utility model, the fixed floor that is equipped with triangle-shaped in the positive bottom of support main part, the fixed detector seat that is equipped with two in the back of air quality detector the L shaped plate matches.

As a preferred technical scheme of the utility model, air quality detector includes air quality sensor, operational amplifier, wave filter, AD converter, CPU treater and liquid crystal display, air quality sensor and operational amplifier electric connection, operational amplifier and wave filter electric connection, wave filter and AD converter electric connection, AD converter and CPU treater electric connection, CPU treater and liquid crystal display electric connection.

The utility model has the advantages that:

1. this kind of microenvironment information collection system in public space, step motor's output shaft drives the lead screw and rotates, lead screw and slider thread engagement, make the slider move at the inner chamber of spout, the slider drives the motion of fixed establishment, thereby it moves to drive the air quality detector, step motor controller controls the positive and negative rotation of step motor output shaft through the step motor driver, thereby control air quality detector is in the upper portion of support main part in proper order, middle part and bottom respectively stop for three minutes, make the air quality detector detect the air quality condition in this public space, the air quality detector can go up and down, can detect the air quality of each height in the public space, microenvironment information collection to public space is more accurate.

2. This kind of microenvironment information collection system in public space, through air quality detector and fixed establishment demountable installation, and the support main part can be dismantled with three supporting leg and be connected, promote two L shaped plates to both sides, take out the inner chamber of air quality detector from two L shaped plates, lay down the support main part, slide out the rectangle fixture block on the U-shaped support from the inner chamber of rectangle draw-in groove, rotate three supporting leg, make three supporting leg draw close each other, microenvironment information collection system's volume in the public space has been reduced, occupation space is little, be convenient for deposit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a microenvironment information acquisition device in a public space of the present invention;

fig. 2 is a schematic structural view of a fixing mechanism of the microenvironment information acquisition device in the public space;

fig. 3 is a schematic structural view of a part a in fig. 1 of the microenvironment information acquisition device in the public space of the present invention;

fig. 4 is the utility model relates to a microenvironment information acquisition device's air quality detector working principle diagram in public space.

In the figure: 1. a stent body; 2. a stepping motor; 3. a fixing mechanism; 301. a lifting seat; 302. a fixing plate; 303. a spring; 304. an L-shaped plate; 305. a baffle plate; 306. a dovetail block; 307. a dovetail groove; 4. an air quality detector; 5. supporting legs; 6. a chute; 7. a slider; 8. a rectangular clamping groove; 9. a rib plate; 10. a screw rod; 11. a rectangular fixture block; 12. a U-shaped bracket; 13. and a limiting plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model relates to a microenvironment information collecting device in public space, which comprises a support main body 1 and an air quality detector 4 for detecting the air quality in the public space, wherein the air quality detector 4 is preferably a detector of 4S93/GDYK-221 type, a fixing mechanism 3 for fixing the air quality detector 4 is slidably disposed on the front surface of the support main body 1, the fixing mechanism 3 comprises a lifting seat 301, two fixing plates 302, four springs 303, two L-shaped plates 304, two baffles 305, four dovetail blocks 306 and two dovetail grooves 307, the two fixing plates 302 are respectively disposed on two sides of the front surface of the lifting seat 301, the two L-shaped plates 304 are respectively slidably disposed on the front surface of the lifting seat 301, the two baffles 305 are respectively fixedly disposed at the bottom ends of the inner cavities of the two L-shaped plates 304, the four springs 303 are respectively fixedly disposed between the two fixing plates, the bottom of support main part 1 can be dismantled and be equipped with three supporting leg 5, and air quality detector 4 demountable installation is in the cavity that L shaped plate 304 constitutes.

The two dovetail grooves 307 are respectively arranged on two sides of the front face of the lifting seat 301, the four dovetail blocks 306 are respectively fixedly arranged at two ends of the back face of the two L-shaped plates 304, the four dovetail blocks 306 are respectively matched with the two dovetail grooves 307, and when the two L-shaped plates 304 move, the dovetail blocks 306 move in the inner cavities of the dovetail grooves 307, so that the movement stability of the two L-shaped plates 304 is improved.

Wherein, the front of the bracket body 1 is provided with a chute 6, the inner cavity of the chute 6 is provided with a screw rod 10 in a rotating way, the screw rod 10 is connected with a slide block 7 in a threaded way, one end of the slide block 7 is fixedly connected with a lifting seat 301, the top end of the bracket body 1 is fixedly provided with a stepping motor 2, the output shaft of the stepping motor 2 is fixedly connected with one end of the screw rod 10, the bracket body 1 is provided with a stepping motor driver and a stepping motor controller, the stepping motor 2 is electrically connected with the stepping motor driver, the stepping motor driver is electrically connected with the stepping motor controller, the stepping motor controller is electrically connected with an external power supply, the stepping motor 2 is preferably a 110HS28 type driving motor, the stepping motor driver is preferably an XDL-542 type driver, the stepping motor controller is preferably a TPC8-8TD type controller, the output shaft of the stepping motor, so that the sliding block 7 moves in the inner cavity of the sliding groove 6, and the sliding block 7 drives the fixing mechanism 3 to move, thereby driving the air quality detector 4 to move.

Wherein, the support main part 1 is glidingly provided with a U-shaped support 12, the three supporting legs 5 are all rotatably connected with three edges of the U-shaped support 12 through a rotating shaft, and the three supporting legs 5 are rotatably connected with the U-shaped support 12, so that the occupied space of the three supporting legs 5 is reduced, and the storage is convenient.

Wherein, rectangle draw-in groove 8 has all been seted up to the both sides of support subject 1, and the inner chamber both sides wall of U-shaped support 12 is all fixed be equipped with the rectangle fixture block 11 that two rectangle draw-in grooves 8 match, need detect public space's air quality time measuring, with two rectangle fixture blocks 11 of U-shaped support 12 inner chamber respectively from the opening part of two rectangle draw-in grooves 8 to the deepest motion of draw-in groove 8 inner chamber, be convenient for install.

Wherein, the fixed limiting plate 13 that is equipped with that inclines respectively with the rotation department of three supporting leg 5 on three limits of U-shaped support 12, the contained angle between limiting plate 13 and the support main part 1 is thirty degrees for three supporting leg 5 can only be at the rotation range motion of thirty degrees, and support stability is high.

Wherein, the fixed floor 9 that is equipped with triangle-shaped of the positive bottom of support main part 1, the fixed detector seat that is equipped with and matches with two L shaped plates 304 in the back of air quality detector 4, the stability of placing that support main part 1 can be improved in setting up of floor 9, and the matching of detector seat and two L shaped plates 304 sets up and is convenient for on being convenient for with air quality detector 4 fixed mounting fixed establishment 3.

The air quality detector 4 comprises an air quality sensor, an operational amplifier, a filter, an A/D converter, a CPU (central processing unit) processor and a liquid crystal display screen, wherein the air quality sensor is electrically connected with the operational amplifier, the operational amplifier is electrically connected with the filter, the filter is electrically connected with the A/D converter, the A/D converter is electrically connected with the CPU processor, the CPU processor is electrically connected with the liquid crystal display screen, the air quality sensor amplifies a sensed signal by the operational amplifier to a weak signal, noise interference is removed by the filter, the signal passes through the A/D converter and is calculated by the CPU processor, and the concentration value is converted into a pollutant concentration value and displayed on the liquid crystal display screen.

The working principle is as follows: when microenvironment information in a public space needs to be collected, two rectangular clamping blocks 11 in the inner cavity of the U-shaped bracket 12 move from the openings of the two rectangular clamping grooves 8 to the deepest part of the inner cavity of the clamping grooves 8 respectively, the three supporting legs 5 are rotated to enable the three supporting legs 5 to rotate by a certain angle, the bottom ends of the three supporting legs 5 are in close contact with the ground, the bracket main body 1 and the bottom ends of the rib plates 9 are both in close contact with the ground, the two L-shaped plates 304 are pushed in opposite directions to enable the two L-shaped plates 304 to be away from each other, the four springs 303 are compressed, the detector base of the air quality detector 4 is put in from the top ends of the two L-shaped plates 304 until the detector base of the air quality detector 4 is in close contact with the two baffles 305, the two L-shaped plates 304 are loosened, the two L-shaped plates 304 are close to each other under the elastic, starting the stepping motor 2, driving the screw rod 10 to rotate by the output shaft of the stepping motor 2, meshing the screw rod 10 with the slide block 7 to enable the slide block 7 to move in the inner cavity of the chute 6, driving the fixing mechanism 3 to move by the slide block 7 to drive the air quality detector 4 to move, controlling the positive and negative rotation of the output shaft of the stepping motor 2 by the stepping motor controller through the stepping motor driver so as to control the air quality detector 4 to stop at the upper part, the middle part and the bottom part of the bracket main body 1 for three minutes respectively, enabling the air quality detector 4 to detect the air quality condition in the public space, amplifying a weak signal by the air quality sensor through an operational amplifier by a sensed signal, removing noise interference through a filter, then calculating through an A/D converter and a CPU (central processing unit) and then converting the signal into a pollutant concentration value, and show at liquid crystal display, air quality detector 4 can go up and down, air quality to each height in the public space detects, microenvironment information acquisition to the public space is more accurate, detect the back that finishes, promote two L shaped plates 304 to both sides, take out air quality detector 4 from the inner chamber of two L shaped plates 304, fall support subject 1, rectangle fixture block 11 on the U-shaped support 12 slides out from the inner chamber of rectangle draw-in groove 8, rotate three supporting leg 5, make three supporting leg 5 draw close each other, microenvironment information acquisition device's volume in the public space has been reduced, the occupation space is little, be convenient for deposit.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a microenvironment information acquisition device in public space, includes support main part (1) and air quality detector (4) that are used for detecting air quality in the public space, a serial communication port, the front of support main part (1) slides and is equipped with fixed establishment (3) that are used for fixed air quality detector (4), fixed establishment (3) are including one lift seat (301), two fixed plates (302), four springs (303), two L shaped plate (304), two baffle (305), four dovetail block (306) and two dovetail (307), two establish respectively at the positive both sides of lift seat (301) fixed plate (302), two L shaped plate (304) all slide to establish in the front of lift seat (301), two baffle (305) are fixed establishing respectively two the inner chamber bottom of L shaped plate (304), four spring (303) are fixed establishing respectively two fixed plate (302) and two L shaped plate (304) The air quality detector (4) is detachably mounted in a cavity formed by the L-shaped plates (304).

2. The microenvironment information acquisition device in the public space according to claim 1, wherein two dovetail grooves (307) are respectively formed on two sides of the front surface of the lifting seat (301), four dovetail blocks (306) are respectively fixedly formed on two ends of the back surface of the two L-shaped plates (304), and the four dovetail blocks (306) are respectively matched with the two dovetail grooves (307).

3. The microenvironment information acquisition device in the public space according to claim 1, wherein the front surface of the bracket main body (1) is provided with a sliding groove (6), an inner cavity of the sliding groove (6) is provided with a screw rod (10) in a rotating manner, the screw rod (10) is provided with a sliding block (7) in a threaded manner, one end of the sliding block (7) is fixedly connected with the lifting seat (301), the top end of the bracket main body (1) is fixedly provided with a stepping motor (2), and an output shaft of the stepping motor (2) is fixedly connected with one end of the screw rod (10).

4. The microenvironment information acquisition device in the public space according to claim 1, wherein the support main body (1) is slidably provided with a U-shaped support (12), and the three support legs (5) are rotatably connected with three sides of the U-shaped support (12) through rotating shafts.

5. The microenvironment information acquisition device in the public space according to claim 4, wherein rectangular clamping grooves (8) are formed in both sides of the bracket main body (1), and rectangular clamping blocks (11) matched with the two rectangular clamping grooves (8) are fixedly arranged on both side walls of the inner cavity of the U-shaped bracket (12).

6. The microenvironment information acquisition device in the public space according to claim 4, wherein the three sides of the U-shaped support (12) and the rotating positions of the three support legs (5) are respectively and fixedly provided with a limiting plate (13) in an inclined manner.

7. The microenvironment information acquisition device in the public space according to claim 1, wherein a triangular rib plate (9) is fixedly arranged at the bottom of the front side of the bracket main body (1), and a detector base matched with the two L-shaped plates (304) is fixedly arranged at the back side of the air quality detector (4).

8. The device for acquiring microenvironment information in the public space according to claim 1, wherein the air quality detector (4) comprises an air quality sensor, an operational amplifier, a filter, an A/D converter, a CPU processor and a liquid crystal display, the air quality sensor is electrically connected with the operational amplifier, the operational amplifier is electrically connected with the filter, the filter is electrically connected with the A/D converter, the A/D converter is electrically connected with the CPU processor, and the CPU processor is electrically connected with the liquid crystal display.