CN216484619U

CN216484619U - Internet of things infrared sensor

Info

Publication number: CN216484619U
Application number: CN202121536285.2U
Authority: CN
Inventors: 张梦迪; 张广旭
Original assignee: Tianjin Zhongchuang Ruidi Technology Co ltd
Current assignee: Tianjin Zhongchuang Ruidi Technology Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-05-10
Anticipated expiration: 2031-07-07

Abstract

The utility model relates to the technical field of Internet of things, in particular to an Internet of things infrared sensor, which comprises a shell with an opening at one end, a photoelectric switch and a cleaning mechanism, wherein a window is arranged on the inner side of the opening end of the shell, the photoelectric switch comprises a photoelectric emitter and a photoelectric receiver which are oppositely arranged on two side walls of the shell, the photoelectric emitter and the photoelectric receiver are respectively positioned at two sides of the window, the cleaning mechanism comprises a cover plate with a groove, one side of the cover plate is movably hinged with the shell through a pin shaft, the utility model can accurately detect the transmittance of the window in real time by arranging the photoelectric switch and the cleaning mechanism, and when the detection is unqualified, the window is automatically cleaned, so that the functions of automatically detecting and cleaning the transmittance of the sensor window are realized.

Description

Internet of things infrared sensor

Technical Field

The utility model relates to the technical field of Internet of things, in particular to an infrared sensor of the Internet of things.

Background

The infrared inductor is developed according to the principle of infrared reflection, belongs to an intelligent water-saving and energy-saving device, and comprises an induction water faucet, an automatic hand dryer, a medical hand washer, an automatic soap feeder, an induction urinal flusher and an induction toilet stool, which are called as standard terms, and are also called as thermal infrared human body inductors.

The patent of current publication number CN213180352U discloses an thing networking infrared inductor, belong to infrared induction device technical field, the cooperation through the deer's fur cloth of installation on the slide bar and guide rail is easy just can carry out timely effectual clearance with the dust on the window, however, this inductor dust clearance relies on the manual work to go on completely, however, because the manual work is accurate inadequately to the judgement of inductor window cleanliness, hardly in time clear up the dust of window, and simultaneously, utilize the deer's fur to clean the dust on the window, can be infected with the dust on the deer's fur, need often to change, it is not convenient enough to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the infrared sensor of the Internet of things, which can automatically and accurately judge the cleanliness of an infrared window and automatically clean the infrared window after judging that the cleanliness is unqualified, and solves the problems that the cleanliness of the window of the existing sensor needs to be judged manually and the judgment is not accurate enough.

(II) technical scheme

In order to realize the purpose of automatically and accurately judging the cleanliness of the infrared window and automatically cleaning after judging that the cleanliness is unqualified, the utility model provides the following technical scheme: an infrared sensor of the Internet of things comprises a shell with an opening at one end, a photoelectric switch and a cleaning mechanism, wherein a window is arranged on the inner side of the opening end of the shell, the photoelectric switch comprises a photoelectric emitter and a photoelectric receiver which are oppositely arranged on the two side walls of the shell, the photoelectric emitter and the photoelectric receiver are respectively positioned on the two sides of the window, the cleaning mechanism comprises a cover plate with a groove on one side, one side of the cover plate is movably hinged with the shell through a pin shaft, the pin shaft is fixedly connected with the cover plate, a notch for accommodating the connecting part between the cover plate and the shell is formed in the shell, a driving motor for driving the pin shaft to rotate is arranged on the shell, a rotating shaft is arranged on the side, with the groove, of the cover plate, a cleaning rod is fixedly arranged at one end, positioned in the groove, of the rotating shaft, and bristles are arranged on one side, facing the window, of the cleaning rod, the cover plate is characterized in that a cleaning motor is arranged outside the cover plate on one side of the rotating shaft, the output end of the cleaning motor penetrates through the inner side of the cover plate and is fixedly connected with a first gear, and a second gear meshed with the first gear is arranged on the rotating shaft.

Optionally, the photoelectric receiver is located inside the window, and the light source of the photoelectric emitter passes through the center of the window.

Optionally, the dust removal device further comprises a dust removal mechanism, the dust removal mechanism comprises a dust collection box and a fan, one end of the rotating shaft, which is far away from the cleaning rod, is in threaded connection with the dust collection box, the rotating shaft and the cleaning rod are both of a hollow structure and are communicated, one end of the rotating shaft, which is far away from the cleaning rod, is communicated with the dust collection box, one side, which faces the window, of the cleaning rod is provided with a dust collection hole, the fan is mounted on the dust collection box, an air inlet end of the fan is communicated with the dust collection box, and a dust collection net is arranged in the dust collection box.

Optionally, the dust collecting net is of a circular arc structure, and one side of the dust collecting net facing the rotating shaft is arched.

Optionally, the dust collection holes and the bristles are distributed in a staggered manner.

(III) advantageous effects

Compared with the prior art, the utility model provides an infrared sensor of the Internet of things, which has the following beneficial effects:

1. by arranging the photoelectric switch and the cleaning mechanism, the photoelectric switch can accurately detect the transmittance of the window in real time, and automatically clean the window when the transmittance is unqualified, so that the transmittance automatic detection and cleaning functions of the sensor window are realized, and the problems that the cleanliness of the existing sensor window needs to be judged manually and the judgment is not accurate enough are solved;

2. according to the utility model, the photoelectric receiver is arranged on the inner side of the window, so that dust can be prevented from influencing the use of the lens on the photoelectric receiver, and the use precision of the photoelectric receiver is ensured;

3. by arranging the dust removal mechanism, the dust brushed by the brush bristles on the window can be sucked and collected, so that the cleaning effect of the window is effectively improved.

Drawings

FIG. 1 is a schematic view of a partial cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cleaning state structure of the present invention;

fig. 3 is a schematic structural diagram of the cleaning mechanism of the present invention.

In the figure: 1. a housing; 2. a window; 3. a photo-emitter; 4. a photoelectric receiver; 5. a cover plate; 6. Brushing; 7. a second gear; 8. a notch; 9. a pin shaft; 10. cleaning the motor; 11. a dust collecting box; 12. A fan; 13. a rotating shaft; 14. a dust collecting net; 15. a first gear; 16. a cleaning rod; 17. a dust suction hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1 to fig. 3, an embodiment of the present invention provides a technical solution: an infrared sensor of the Internet of things comprises a shell 1 with an opening at one end, a photoelectric switch and a cleaning mechanism, wherein a window 2 is arranged on the inner side of the opening end of the shell 1, the photoelectric switch comprises a photoelectric emitter 3 and a photoelectric receiver 4 which are oppositely arranged on two side walls of the shell 1, the photoelectric emitter 3 and the photoelectric receiver 4 are respectively arranged on two sides of the window 2, the cleaning mechanism comprises a cover plate 5 with a groove, one side of the cover plate 5 is movably hinged with the shell 1 through a pin shaft 9, the pin shaft 9 is fixedly connected with the cover plate 5, a notch 8 for accommodating a connecting part between the cover plate 5 and the shell 1 is arranged on the shell 1, a driving motor for driving the pin shaft 9 to rotate is arranged on the shell 1, a rotating shaft 13 is arranged on one side of the cover plate 5 with the groove, a cleaning rod 16 is fixedly arranged at one end of the rotating shaft 13, bristles 6 are arranged on one side, facing the window 2, a cleaning motor 10 is arranged outside the cover plate 5 on one side of the rotating shaft 13, the output end of the cleaning motor 10 penetrates to the inner side of the cover plate 5 and is fixedly connected with a first gear 15, a second gear 7 meshed with the first gear 15 is arranged on the rotating shaft 13, during the use period of the infrared sensor, the photoelectric switch can detect the transmittance of the window 2 in real time, when dust is accumulated on the outer surface of the window 2, a medium through which the light source passes is changed, the photoelectric switch transmits a pulse signal to an external controller, and the driving motor connected with the pin shaft 9 through the controller is started to drive the pin shaft 9 and the cover plate 5 to rotate, so that the cover plate 5 is attached to one surface of the window 2 after being overturned, and simultaneously starting the cleaning motor 10, the cleaning motor 10 drives the rotating shaft 13 and the cleaning rod 16 to rotate through the transmission coordination of the first gear 15 and the second gear 7, and the window 2 is cleaned by the brush hairs 6 at the bottom of the cleaning rod 16, thereby realizing the functions of automatically detecting the light transmittance of the sensor window 2 and cleaning.

On the basis of the above-mentioned embodiment, in order to improve the accuracy of the photoelectric receiver 4, the photoelectric receiver 4 is arranged inside the window 2, and the light source of the photoelectric emitter 3 passes through the center of the window 2, and since the photoelectric receiver 4 also has a lens, the photoelectric receiver 4 is arranged inside the window 2, so that dust can be prevented from affecting the use of the lens, thereby ensuring the accuracy of the photoelectric receiver 4.

On the basis of the above embodiment, the dust removing device further comprises a dust collecting mechanism, the dust collecting mechanism comprises a dust collecting box 11 and a fan 12, one end of a rotating shaft 13, which is far away from a cleaning rod 16, is in threaded connection with the dust collecting box 11, the rotating shaft 13 and the cleaning rod 16 are both in a hollow structure and are communicated, one end of the rotating shaft 13, which is far away from the cleaning rod 16, is communicated with the dust collecting box 11, one side of the cleaning rod 16, which faces towards a window 2, is provided with a dust collecting hole 17, the fan 12 is installed on the dust collecting box 11, an air inlet end of the fan 12 is communicated with the dust collecting box 11, a dust collecting net 14 is arranged in the dust collecting box 11, the dust collecting hole 17 and bristles 6 are respectively provided in a plurality, the dust collecting holes 17 and the bristles 6 are distributed in a staggered manner, when the sensor is in a cleaning state, the fan 12 is started, negative pressure is formed in the dust collecting box 11 by the fan 12, dust brushed off by the bristles 6 on the window 2 is sucked into the cleaning rod 16 through the dust collecting hole 17, and is discharged into the dust collecting box 11 through the rotating shaft 13 for collection, the cleaning effect of the window 2 is effectively improved.

On the basis of the above embodiment, in order to better collect dust, the dust collecting net 14 is designed to be in an arc-shaped structure, and one side of the dust collecting net 14 facing the rotating shaft 13 is in an arc shape, so that the dust is blocked by the dust collecting net 14 after being sucked into the dust collecting box 11, and due to the arc-shaped structure of the dust collecting net 14, the dust can be collected towards the edge of the dust collecting net 14, and after the fan 12 stops working, the dust cannot fall into the rotating shaft 13, thereby facilitating the dust collecting work.

The working principle is as follows: during the use of the infrared inductor, the photoelectric switch can detect the transmittance of the window 2 in real time, when dust is accumulated on the outer surface of the window 2, a medium through which a light source passes is changed, the photoelectric switch transmits a pulse signal to an external controller, and the driving motor connected with the pin shaft 9 through the controller is started, the driving motor drives the pin shaft 9 and the cover plate 5 to rotate, so that the cover plate 5 is attached to one surface of the window 2 after being overturned, the cleaning motor 10 is started simultaneously, the cleaning motor 10 drives the rotating shaft 13 and the cleaning rod 16 to rotate through the transmission matching of the first gear 15 and the second gear 7, the window 2 is cleaned through the bristles 6 at the bottom of the cleaning rod 16, in the cleaning process of the inductor, the fan 12 is started synchronously, the fan 12 forms negative pressure in the dust collection box 11, and the dust brushed off by the bristles 6 on the window 2 is sucked into the cleaning rod 16 through the dust collection hole 17, and the rotating shaft 13 is discharged into the dust collection box 11 for collection, dust is blocked by the dust collection net 14 after being sucked into the dust collection box 11, due to the arc-shaped structure of the dust collection net 14, the dust can be collected towards the edge of the dust collection net 14, and the dust cannot fall into the rotating shaft 13 after the fan 12 stops working, so that the dust can be conveniently collected, and after the window 2 is cleaned, the driving motor can drive the cover plate 5 to reset.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a thing networking infrared inductor which characterized in that: comprises a shell (1) with an opening at one end, a photoelectric switch and a cleaning mechanism, wherein a window (2) is arranged on the inner side of the opening end of the shell (1), the photoelectric switch comprises a photoelectric emitter (3) and a photoelectric receiver (4) which are oppositely arranged on the two side walls of the shell (1), the photoelectric emitter (3) and the photoelectric receiver (4) are respectively positioned on the two sides of the window (2), the cleaning mechanism comprises a cover plate (5) with a groove on one surface, one side of the cover plate (5) is movably hinged with the shell (1) through a pin shaft (9), the pin shaft (9) is fixedly connected with the cover plate (5), a notch (8) for accommodating the connecting part between the cover plate (5) and the shell (1) is arranged on the shell (1), and a driving motor for driving the pin shaft (9) to rotate is arranged on the shell (1), apron (5) one side that has the recess is equipped with pivot (13), pivot (13) are located one end in the recess has set firmly clean pole (16), clean pole (16) orientation one side of window (2) is equipped with brush hair (6), is located apron (5) outside of pivot (13) one side is equipped with clean motor (10), clean motor (10) output run through extremely apron (5) inboard and rigid coupling have first gear (15), be equipped with in pivot (13) with second gear (7) of first gear (15) interlock.

2. The infrared sensor of the internet of things as claimed in claim 1, wherein: the photoelectric receiver (4) is positioned at the inner side of the window (2), and the light source of the photoelectric emitter (3) passes through the center of the window (2).

3. The infrared sensor of the internet of things as claimed in claim 1, wherein: the dust collection device is characterized by further comprising a dust collection mechanism, the dust collection mechanism comprises a dust collection box (11) and a fan (12), one end, far away from a cleaning rod (16), of the rotating shaft (13) is in threaded connection with the dust collection box (11), the rotating shaft (13) and the cleaning rod (16) are both of a hollow structure and are communicated, one end, far away from the cleaning rod (16), of the rotating shaft (13) is communicated with the dust collection box (11), one side, facing the window (2), of the cleaning rod (16) is provided with a dust collection hole (17), the fan (12) is installed on the dust collection box (11), the air inlet end of the fan (12) is communicated with the dust collection box (11), and a dust collection net (14) is arranged in the dust collection box (11).

4. The infrared sensor of the internet of things as claimed in claim 3, wherein: the dust collecting net (14) is of an arc-shaped structure, and one side of the dust collecting net (14) facing the rotating shaft (13) is arched.

5. The infrared sensor of the internet of things as claimed in claim 3, wherein: the dust absorption holes (17) and the bristles (6) are respectively distributed in a plurality, and the dust absorption holes (17) and the bristles (6) are distributed in a staggered mode.