CN214066189U - Air quality detection device with probe protection structure - Google Patents
Air quality detection device with probe protection structure Download PDFInfo
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- CN214066189U CN214066189U CN202120266276.XU CN202120266276U CN214066189U CN 214066189 U CN214066189 U CN 214066189U CN 202120266276 U CN202120266276 U CN 202120266276U CN 214066189 U CN214066189 U CN 214066189U
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Abstract
The utility model discloses an air quality detection device with probe protective structure, including base, control box, formaldehyde sensor, rack and revolving cylinder, the control box is installed on the top of base, and the internally mounted of control box has the formaldehyde sensor to the outer wall and the control box fixed connection of formaldehyde sensor, the control box inside of formaldehyde sensor one side is fixed with PM. sensor, and the control box internally mounted of PM. sensor one side has the TVOC sensor to the bottom and the control box fixed connection of TVOC sensor, the control box internally mounted of TVOC sensor one side has temperature and humidity sensor, and temperature and humidity sensor's outer wall and control box fixed connection. Utility model has not only realized air quality detection device and to the protection of probe efficient, avoided air quality detection probe to receive outside damage, made things convenient for the multi-direction rotation of air quality detection probe to use moreover.
Description
Technical Field
The utility model relates to an air quality detection device technical field specifically is an air quality detection device with probe protective structure.
Background
With the development of science and technology, more and more factories appear in succession, automobiles are used more and more in life, the problem of air pollution is more and more serious along with the appearance of the factories and the automobiles, people pay attention to the problem, the outdoor air quality, namely, a common detection object contained in the air reaches a constant detection value within a certain time and a certain area, the detection value is an important index for indicating the environmental health and the suitability for living, and the existing air quality detection device has some defects to be improved when in use.
The air quality detection device on the market is various and can basically meet the use requirements of people, but certain problems still exist, and the following points exist in the concrete problems:
(1) the existing air quality detection device is generally inconvenient to efficiently protect the probe when in use, so that the convenience degree of the air quality detection device when in use is seriously influenced;
(2) the existing air quality detection device is not convenient for detecting the rotation of the angle of the device when in use, thereby greatly influencing the reliability of the air quality detection device when in use;
(3) the existing air quality detection device is not convenient to open conveniently when in use, thereby bringing great trouble to people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air quality detection device with probe protective structure to it is not convenient for to the protection of probe efficient, the rotation of detection device angle, the convenient problem of opening of detection device to provide air quality detection device in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an air quality detection device with a probe protection structure comprises a base, a control box, a formaldehyde sensor, a rack and a rotary cylinder, wherein the top end of the base is provided with the control box, the interior of the control box is provided with the formaldehyde sensor, the outer wall of the formaldehyde sensor is fixedly connected with the control box, the interior of the control box at one side of the formaldehyde sensor is fixedly provided with an PM. sensor, the interior of the control box at one side of a PM. sensor is provided with a TVOC sensor, the bottom end of the TVOC sensor is fixedly connected with the control box, the interior of the control box at one side of the TVOC sensor is provided with a temperature and humidity sensor, the outer wall of the temperature and humidity sensor is fixedly connected with the control box, the interior of the control box below the temperature and humidity sensor is provided with an operational amplifier, the outer wall of the operational amplifier is fixedly connected with the control box, and the interior of the control box below the operational amplifier is fixedly provided with a filter circuit, and a folding mechanism is arranged in the control box at one side of the filter circuit.
Preferably, the top of control box is equipped with the drive frame, and the articulated shaft is installed to the bottom of drive frame to install on the control box outer wall of drive frame one side and drive actuating cylinder.
Preferably, the induction head is installed on the top of drive rack, and installs adjustment cylinder on the drive rack outer wall of induction head one side to adjustment cylinder's one end extends to the inside of induction head.
Preferably, the inside of base installs the gear, and the internally mounted of gear has the linkage frame to the base internally mounted of gear one side has the rack, has now the rotation of air quality detection device angle.
Preferably, a rotary cylinder is installed inside the base on one side of the rack, a push rod is installed on the outer wall of the rotary cylinder, and a transmission frame is fixed at one end, far away from the rotary cylinder, of the push rod.
Preferably, safety door, support frame, hinge pin, cassette and expansion bracket have set gradually in folding mechanism's inside, install the safety door on the outer wall of control box, and the top of safety door installs hinge pin to install the support frame on the safety door outer wall of hinge pin one side, install the cassette on the control box outer wall of support frame below, and the expansion bracket is installed on the top of cassette, realized convenient the opening of air quality detection device.
Compared with the prior art, the beneficial effects of the utility model are that: the air quality detection device not only realizes the efficient protection of the air quality detection device on the probe, avoids the air quality detection probe from being damaged by the outside, but also facilitates the multi-directional rotation use of the air quality detection probe;
(1) the change of an external value sensed by the sensing head is fed back to the formaldehyde sensor, the PM2.5 sensor, the TVOC sensor and the temperature and humidity sensor, a weak signal of the sensing head is amplified by the operational amplifier, noise interference is removed by the filter circuit, the signal is acquired by AD and is processed and calculated by a 32-bit high-precision CPU, and then the signal is converted into a pollutant concentration value, the pollutant concentration can be accurately measured and displayed on a liquid crystal screen, after the detection is finished, the adjusting cylinder is opened, the adjusting cylinder drives the sensing head to rotate under the support of the driving frame, the driving cylinder is opened, the driving cylinder drives the driving frame to rotate under the cooperation of the articulated shaft to the driving frame under the support of the control box, the driving frame is folded into the control box to protect the sensing head, and the high-efficiency protection of the air quality detection device to the probe is realized, the air quality detection probe is prevented from being damaged by the outside;
(2) the rotary cylinder is turned on by operating the external switch, the rotary cylinder drives the push rod to move, the push rod drives the transmission frame to move, the transmission frame drives the rack to move, the linkage frame is driven to rotate under the matching of the rack and the gear under the limit of the internal structure of the base, the linkage frame drives the control box to rotate, so that the control box drives the induction head to rotate, the rotation of the angle of the air quality detection device is realized, and the air quality detection probe can be conveniently rotated in multiple directions;
(3) through the hinge pin with emergency exit and control box installation together, under the support of cassette, the expansion bracket slides in the inside of support frame, and expansion bracket and support frame support the emergency exit, make things convenient for the emergency exit to open and detect the maintenance to the inside components and parts of control box, realized the convenient opening of air quality detection device, made things convenient for the dismantlement maintenance in air quality detection device later stage.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic view of the sectional structure of the gear according to the present invention;
FIG. 3 is a schematic view of a cross-sectional enlarged structure of the folding mechanism of the present invention;
figure 4 is the safety door side view section structure schematic diagram of the utility model.
In the figure: 1. a base; 2. a control box; 3. a formaldehyde sensor; 4. a PM2.5 sensor; 5. a TVOC sensor; 6. a temperature and humidity sensor; 7. hinging a shaft; 8. a driving cylinder; 9. a driving frame; 10. an inductive head; 11. an adjusting cylinder; 12. a folding mechanism; 1201. a safety door; 1202. a support frame; 1203. a hinge pin; 1204. a card holder; 1205. a telescopic frame; 13. an operational amplifier; 14. a filter circuit; 15. a linkage frame; 16. a gear; 17. a rack; 18. a rotating cylinder; 19. a push rod; 20. a transmission frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
Referring to fig. 1-4, the present invention provides an embodiment: an air quality detection device with a probe protection structure comprises a base 1, a control box 2, a formaldehyde sensor 3, a rack 17 and a rotary cylinder 18, wherein the top end of the base 1 is provided with the control box 2, the inside of the control box 2 is provided with the formaldehyde sensor 3, the model of the formaldehyde sensor 3 is MIX2820N, the outer wall of the formaldehyde sensor 3 is fixedly connected with the control box 2, the inside of the control box 2 at one side of the formaldehyde sensor 3 is fixedly provided with a PM2.5 sensor 4, the model of the PM2.5 sensor 4 is PMs5003, the inside of the control box 2 at one side of the PM2.5 sensor 4 is provided with a TVOC sensor 5, the model of the TVOC sensor 5 is HGM-013, the bottom end of the TVOC sensor 5 is fixedly connected with the control box 2, the inside of the control box 2 at one side of the TVOC sensor 5 is provided with a temperature and humidity sensor 6, the model of the temperature and humidity sensor 6 is 602F-3500F, and the outer wall of the temperature and humidity sensor 6 is fixedly connected with the control box 2, an operational amplifier 13 is installed inside the control box 2 below the temperature and humidity sensor 6, the outer wall of the operational amplifier 13 is fixedly connected with the control box 2, a filter circuit 14 is fixed inside the control box 2 below the operational amplifier 13, a folding mechanism 12 is arranged inside the control box 2 on one side of the filter circuit 14, a driving frame 9 is arranged at the top end of the control box 2, a hinge shaft 7 is installed at the bottom end of the driving frame 9, a driving cylinder 8 is installed on the outer wall of the control box 2 on one side of the driving frame 9, an induction head 10 is installed at the top end of the driving frame 9, an adjusting cylinder 11 is installed on the outer wall of the driving frame 9 on one side of the induction head 10, and one end of the adjusting cylinder 11 extends into the induction head 10;
when the device is used, the change of an external value sensed by the sensing head 10 is fed back to the formaldehyde sensor 3, the PM2.5 sensor 4, the TVOC sensor 5 and the temperature and humidity sensor 6, a weak signal of the sensing head 10 is amplified by the operational amplifier 13, noise interference is removed by the filter circuit 14, AD acquisition is carried out, 32-bit high-precision CPU processing calculation is adopted, the concentration value of a pollutant is converted into a concentration value of the pollutant, the concentration of the pollutant can be accurately measured and displayed on a liquid crystal screen, after the detection is finished, the adjusting cylinder 11 is opened, the adjusting cylinder 11 drives the sensing head 10 to rotate under the support of the driving frame 9, the driving cylinder 8 is opened, under the support of the control box 2 and the cooperation of the articulated shaft 7 to the driving frame 9, the driving cylinder 8 drives the driving frame 9 to rotate, the driving frame 9 is folded into the control box 2 to protect the sensing head 10, the air quality detection device can effectively protect the probe, and the air quality detection probe is prevented from being damaged by the outside;
a gear 16 is arranged inside the base 1, a linkage frame 15 is arranged inside the gear 16, a rack 17 is arranged inside the base 1 on one side of the gear 16, a rotary cylinder 18 is arranged inside the base 1 on one side of the rack 17, a push rod 19 is arranged on the outer wall of the rotary cylinder 18, and a transmission frame 20 is fixed at one end, far away from the rotary cylinder 18, of the push rod 19;
when the air quality detection device is used, the external switch is operated to turn on the rotary cylinder 18, the rotary cylinder 18 drives the push rod 19 to move, the push rod 19 drives the transmission frame 20 to move, the transmission frame 20 drives the rack 17 to move, the linkage frame 15 is driven to rotate under the matching of the rack 17 and the gear 16 under the limiting of the internal structure of the base 1, and the linkage frame 15 drives the control box 2 to rotate, so that the control box 2 drives the induction head 10 to rotate, the rotation of the angle of the air quality detection device is realized, and the air quality detection probe can be conveniently rotated in multiple directions;
a safety door 1201, a support frame 1202, a hinge pin 1203, a clamping seat 1204 and an expansion bracket 1205 are sequentially arranged inside the folding mechanism 12, the safety door 1201 is installed on the outer wall of the control box 2, the hinge pin 1203 is installed at the top end of the safety door 1201, the support frame 1202 is installed on the outer wall of the safety door 1201 on one side of the hinge pin 1203, the clamping seat 1204 is installed on the outer wall of the control box 2 below the support frame 1202, and the expansion bracket 1205 is installed at the top end of the clamping seat 1204;
during the use, the safety door 1201 and the control box 2 are installed together through the hinge pin 1203, under the support of the clamping seat 1204, the telescopic frame 1205 slides in the support frame 1202, the telescopic frame 1205 and the support frame 1202 support the safety door 1201, the safety door 1201 is convenient to open, the detection and maintenance of components inside the control box 2 are facilitated, the convenient opening of the air quality detection device is realized, and the later-stage disassembly maintenance of the air quality detection device is facilitated.
The working principle is as follows: when the device is used, an external power supply firstly induces the change of an external value through the induction head 10 and feeds back the change to the formaldehyde sensor 3, the PM2.5 sensor 4, the TVOC sensor 5 and the temperature and humidity sensor 6, a weak signal of the induction head 10 is amplified through the operational amplifier 13, noise interference is removed through the filter circuit 14, then AD acquisition is carried out, 32-bit high-precision CPU processing calculation is adopted, then the weak signal is converted into a pollutant concentration value, the pollutant concentration can be accurately measured and displayed on a liquid crystal screen, after the detection is finished, the adjusting cylinder 11 is opened, the induction head 10 is driven to rotate by the adjusting cylinder 11 under the support of the driving frame 9, the driving cylinder 8 is opened, the driving cylinder 8 drives the driving frame 9 to rotate under the support of the control box 2 and under the matching of the articulated shaft 7 to the driving frame 9, the driving frame 9 is folded into the control box 2 to protect the induction head 10, the air quality detection device can effectively protect the probe, the air quality detection probe is prevented from being damaged by the outside, then the rotary cylinder 18 is opened by operating an external switch, the rotary cylinder 18 drives the push rod 19 to move, the push rod 19 drives the transmission frame 20 to move, the transmission frame 20 drives the rack 17 to move, the linkage frame 15 is driven to rotate under the matching of the rack 17 and the gear 16 under the limit of the internal structure of the base 1, the linkage frame 15 drives the control box 2 to rotate, so that the control box 2 drives the induction head 10 to rotate, the angle of the air quality detection device is rotated, the air quality detection probe is convenient to use in a multi-direction rotation mode, the safety door 1201 and the control box 2 are installed together through the hinge pin 1203, under the support of the clamping seat 1204, the telescopic frame 1205 slides in the support frame 1202, the telescopic frame 1205 and the support frame 1202 support the safety door 1201, and the detection and maintenance of the components in the control box 2 are convenient to open by the safety door, the air quality detection device is convenient to open, the later-stage disassembly and maintenance of the air quality detection device are facilitated, and the use work of the air quality detection device is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.
Claims (6)
1. The utility model provides an air quality detection device with probe protective structure, includes base (1), control box (2), formaldehyde sensor (3), rack (17) and revolving cylinder (18), its characterized in that: the device comprises a base (1), a control box (2) is installed at the top end of the base (1), a formaldehyde sensor (3) is installed inside the control box (2), the outer wall of the formaldehyde sensor (3) is fixedly connected with the control box (2), a PM2.5 sensor (4) is fixed inside the control box (2) on one side of the formaldehyde sensor (3), a TVOC sensor (5) is installed inside the control box (2) on one side of the PM2.5 sensor (4), the bottom end of the TVOC sensor (5) is fixedly connected with the control box (2), a temperature and humidity sensor (6) is installed inside the control box (2) on one side of the TVOC sensor (5), the outer wall of the temperature and humidity sensor (6) is fixedly connected with the control box (2), an operational amplifier (13) is installed inside the control box (2) below the temperature and humidity sensor (6), and the outer wall of the operational amplifier (13) is fixedly connected with the control box (2), a filter circuit (14) is fixed in the control box (2) below the operational amplifier (13), and a folding mechanism (12) is arranged in the control box (2) on one side of the filter circuit (14).
2. An air quality detecting device with a probe protecting structure according to claim 1, wherein: the top of control box (2) is equipped with driving frame (9), and articulated shaft (7) are installed to the bottom of driving frame (9) to install on the control box (2) outer wall of driving frame (9) one side and drive actuating cylinder (8).
3. An air quality detecting device with a probe protecting structure according to claim 2, wherein: the induction head (10) is installed on the top end of the driving frame (9), the adjusting cylinder (11) is installed on the outer wall of the driving frame (9) on one side of the induction head (10), and one end of the adjusting cylinder (11) extends to the inside of the induction head (10).
4. An air quality detecting device with a probe protecting structure according to claim 1, wherein: the inside mounting of base (1) has gear (16), and the internally mounted of gear (16) has linkage frame (15), and base (1) internally mounted of gear (16) one side has rack (17).
5. An air quality detecting device with a probe protecting structure according to claim 4, wherein: the rack is characterized in that a rotary cylinder (18) is mounted inside the base (1) on one side of the rack (17), a push rod (19) is mounted on the outer wall of the rotary cylinder (18), and a transmission frame (20) is fixed at one end, far away from the rotary cylinder (18), of the push rod (19).
6. An air quality detecting device with a probe protecting structure according to claim 1, wherein: the inside of folding mechanism (12) has set gradually emergency exit (1201), support frame (1202), hinge pin (1203), cassette (1204) and expansion bracket (1205), install emergency exit (1201) on the outer wall of control box (2), and hinge pin (1203) are installed on the top of emergency exit (1201) to install support frame (1202) on emergency exit (1201) outer wall on hinge pin (1203) one side, install cassette (1204) on control box (2) outer wall of support frame (1202) below, and expansion bracket (1205) is installed on the top of cassette (1204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120266276.XU CN214066189U (en) | 2021-01-31 | 2021-01-31 | Air quality detection device with probe protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120266276.XU CN214066189U (en) | 2021-01-31 | 2021-01-31 | Air quality detection device with probe protection structure |
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| Publication Number | Publication Date |
|---|---|
| CN214066189U true CN214066189U (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120266276.XU Active CN214066189U (en) | 2021-01-31 | 2021-01-31 | Air quality detection device with probe protection structure |
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| CN (1) | CN214066189U (en) |
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2021
- 2021-01-31 CN CN202120266276.XU patent/CN214066189U/en active Active
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