Household environment detection device based on Internet of Things

Abstract

The utility model discloses a household environment detection device based on the Internet of Things, which comprises a shell and a sliding frame, the sliding frame is connected in the shell in a sliding manner, first springs are fixedly arranged between the upper and lower ends of the right side outside the sliding frame and the shell, and a driving assembly is arranged outside the shell. By means of the design of the partition function, dust in outside air can be filtered in the process of being discharged into the shell, so that the cleaning effect of the interior of the shell is guaranteed, it is guaranteed that the harmful gas sensor and the PM2.5 sensor are in a clean state all the time by means of the device, and the cleaning effect of the interior of the shell is guaranteed. Therefore, the detection effect of the harmful gas sensor and the PM2.5 sensor on the indoor air is ensured. Through the design of a scraping function, dust adhered to the outer side of the filter screen can be removed, so that the filter screen is prevented from being blocked by the dust, the stability of the filter screen during use is ensured, and the smoothness of external air penetrating through the filter screen and entering the shell is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection device technical field, concretely to a domestic environment detection device of internet of things. BACKGROUND

[0002] When detecting indoor environment, the state of indoor environment can be intuitively understood, and the data detected by the traditional indoor environment detection device cannot be transmitted to people through the internet of things after detecting the indoor environment, so that people cannot understand the detection data in time and effectively. Moreover, the traditional detection device does not have the function of cleaning the detection probe, and it is difficult to ensure that the detection device works stably for a long time.

[0003] The device in the publication document solves the above problems, but the above device has the following shortcomings: when the cleaning cotton wipes the detection probe, the dust on the detection probe will adhere to the cleaning cotton, and when the cleaning cotton is used again, the dust on the cleaning cotton will adhere to the detection probe again, thereby affecting the detection effect of the detection probe. Based on this, the utility model discloses a domestic environment detection device of internet of things to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a domestic environment detection device of internet of things to solve the problems in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a domestic environment detection device of internet of things, including shell and slide, the slide is slid in the shell, the first spring is fixed between the outer right side of the slide and the shell, the shell is provided with the drive assembly, the drive assembly includes the motor fixed in the outer rear end of the shell, the rotating shaft fixed in the front end of the motor is rotatable and penetrates the shell, the eccentric wheel is fixedly sleeved on the rotating shaft, the air inlet hole is integrally arranged on the left side in the shell, the one-way valve is fixedly arranged in the air inlet hole, the filter screen is fixedly arranged in the air inlet hole, the installation groove is integrally arranged on the left side of the shell, the harmful gas sensor is fixedly arranged in the upper end of the installation groove, and the PM2.5 sensor is fixedly arranged in the lower end of the installation groove.

[0006] Furthermore, the motor is a stepper motor, the motor stops running after rotating 180 degrees, and the wireless communication module is fixedly arranged on the top of the shell.

[0007] Further, the shell outer wall is fixedly provided with a controller connected with the motor, the wireless communication module, the harmful gas sensor and the PM2.5 sensor through wires, and the left end surface of the filter screen is designed in the same plane with the left end surface of the shell.

[0008] Further, the U-shaped rod top is slidably penetrated through the shell, the U-shaped rod bottom right side is fixedly provided with a connecting plate, and the connecting plate U-shaped rod bottom left side is fixedly provided with a scraping strip.

[0009] Further, the scraping strip right end surface is designed to be mutually attached with the shell left end surface, the shell outer left side upper end is slidably connected with a supporting plate, and the supporting plate is fixedly sleeved on the U-shaped rod outside.

[0010] Further, the shell inside top is integrally provided with a clearance hole, the clearance hole is a through hole design, the second spring fixedly provided on the shell top is sleeved on the U-shaped rod outside, and the second spring top is fixedly connected with the U-shaped rod outer wall.

[0011] Further, the shell inside left side lower end is fixedly provided with a rubber sealing sleeve, the sealing sleeve inside is slidably connected with a sliding rod, and the sliding rod right end is fixedly connected with the sliding frame outer wall left side.

[0012] Further, the sliding frame inside left side lower end is integrally provided with a communication hole, the sliding rod inside is integrally provided with an L-shaped hole, and the L-shaped hole inside is fixedly provided with a check valve.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The dust in the external air is filtered and treated in the process of being discharged into the shell interior through the partition function design, so that the cleaning effect of the shell interior is ensured, and therefore, the harmful gas sensor and the PM2.5 sensor are ensured to be in a clean state at all times, that is, the effect of the harmful gas sensor and the PM2.5 sensor on detecting indoor air is ensured.

[0015] 2. The dust adhered to the outer side of the filter screen is removed through the scraping function design, so that the filter screen is prevented from being blocked by dust, and therefore, the stability of the filter screen during use is ensured, that is, the smoothness of the external air passing through the filter screen and entering the shell interior is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings described in the following description are only some embodiments of the present application, and for the ordinary skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0017] Figure 1 It is a front perspective view of the household environment detection device of the Internet of Things.

[0018] Figure 2 It is a perspective view of the internal structure of the household environment detection device of the Internet of Things.

[0019] Figure 3 It is an enlarged perspective view of the inside of the air inlet hole.

[0020] Figure 4 It is a perspective view of the slide, motor, shaft and eccentric wheel.

[0021] Figure 5 It is a perspective view of the U-shaped rod, connecting plate and scraping strip.

[0022] In the drawings, the component list represented by each number is as follows:

[0023] 1 - shell, 2 - slide, 3 - first spring, 4 - drive assembly, 401 - motor, 402 - shaft, 403 - eccentric wheel, 404 - air inlet hole, 405 - one-way valve, 406 - filter screen, 407 - mounting groove, 408 - harmful gas sensor, 409 - PM2.5 sensor, 5 - wireless communication module, 6 - controller, 7 - U-shaped rod, 8 - connecting plate, 9 - scraping strip, 10 - support plate, 11 - clearance hole, 12 - second spring, 13 - plugging sleeve, 14 - slide rod, 15 - communication hole, 16 - L-shaped hole, 17 - stop valve. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application, obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the ordinary skilled in the art without creative labor are within the scope of protection of the present application.

[0025] Embodiment 1

[0026] As Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, the device comprises a shell 1 and a sliding frame 2, the sliding frame 2 is slidingly connected in the shell 1, the outer right side of the sliding frame 2 is fixed with a first spring 3 between the upper and lower ends of the shell 1, the shell 1 is externally provided with a driving assembly 4, the driving assembly 4 comprises a motor 401 fixedly arranged at the outer rear end of the shell 1, a rotating shaft 402 fixedly arranged at the front end of the motor 401 and rotatingly penetrating through the shell 1, an eccentric wheel 403 fixedly sleeved on the outer portion of the rotating shaft 402, a gas inlet hole 404 integrally arranged at the inner left side of the shell 1, a one-way valve 405 fixedly arranged in the gas inlet hole 404, a filter screen 406 fixedly arranged in the gas inlet hole 404, an installation groove 407 integrally arranged at the inner left side of the shell 1, a harmful gas sensor 408 fixedly arranged at the upper end of the installation groove 407, and a PM2.5 sensor 409 fixedly arranged at the lower end of the installation groove 407.

[0027] The motor 401 is a stepping motor 401, which stops running after rotating 180 degrees, the shell 1 is fixedly provided with a wireless communication module 5 at the top, the shell 1 is fixedly provided with a controller 6 on the outer wall, the controller 6 is connected with the motor 401, the wireless communication module 5, the harmful gas sensor 408 and the PM2.5 sensor 409 through wires, and the left end face of the filter screen 406 is designed in the same plane with the left end face of the shell 1. The user first starts the motor 401, the motor 401 drives the rotating shaft 402 to drive the eccentric wheel 403 to rotate 180 degrees and then stop running, at this time, the eccentric wheel 403 extrudes the sliding frame 2 to move along the right side of the shell 1, and the first spring 3 is deformed, the sliding frame 2 moving to the right sucks the external air into the left side of the shell 1 through the gas inlet hole 404, and the filter screen 406 filters the dust in the external air, the one-way valve 405 prevents the gas in the left side of the shell 1 from being discharged to the outside through the gas inlet hole 404, the user starts the harmful gas sensor 408 and the PM2.5 sensor 409 to detect the gas in the left side of the shell 1, in addition, the wireless communication module 5 is wirelessly connected with the Internet of Things outside.

[0028] Embodiment 2

[0029] As Figure 2 , Figure 5As shown, the top of the shell 1 is slid through the U-shaped rod 7, the bottom right of the U-shaped rod 7 is fixedly provided with the connecting plate 8, the bottom left of the U-shaped rod 7 is fixedly provided with the scraping strip 9, the right end face of the scraping strip 9 is in mutual adhesion with the left end face of the shell 1, the left side of the outer top of the shell 1 is slidably connected with the supporting plate 10, the supporting plate 10 is fixedly sleeved on the outside of the U-shaped rod 7, the inside top of the sliding frame 2 is integrally provided with the clearance hole 11, the clearance hole 11 is a through hole design, the second spring 12 fixedly provided on the top of the shell 1 is sleeved on the outside of the U-shaped rod 7, and the top of the second spring 12 is fixedly connected with the outer wall of the U-shaped rod 7, the bottom left of the inside of the shell 1 is fixedly provided with the rubber sealing sleeve 13, the sliding rod 14 is slidably connected in the sealing sleeve 13, and the right end of the sliding rod 14 is fixedly connected with the left side of the outer wall of the sliding frame 2, the bottom left of the inside of the sliding frame 2 is integrally provided with the communication hole 15, the L-shaped hole 16 is integrally provided in the inside of the sliding rod 14, and the stop valve 17 is fixedly provided in the inside of the L-shaped hole 16.

[0030] According to the operation mode in embodiment 1, when the sliding frame 2 moves to the right, the sliding frame 2 drives the sliding rod 14 to move to the right along the direction of the sealing sleeve 13, so as to move the L-shaped hole 16 into the sealing sleeve 13, and the stop valve 17 can prevent external gas from entering the inside of the communication hole 15 through the L-shaped hole 16, when the eccentric wheel 403 rotates, the eccentric wheel 403 extrudes the connecting plate 8 to drive the U-shaped rod 7 and the scraping strip 9 to move upward along the longitudinal direction of the shell 1, and the second spring 12 deforms, and through the resilience of the second spring 12, the U-shaped rod 7 drives the connecting plate 8 and the scraping strip 9 to reset, through the above mode, the scraping strip 9 removes the dust adhered to the outside of the filter screen 406, after the gas detection on the left side of the inside of the shell 1 is completed, the user starts the motor 401 again, so that the eccentric wheel 403 rotates 180 degrees again, that is, the extrusion force of the eccentric wheel 403 on the sliding frame 2 is eliminated, and through the resilience of the first spring 3, the sliding frame 2 pushes the sliding rod 14 and the left end of the L-shaped hole 16 to move out of the inside of the sealing sleeve 13, at this time, the gas on the left side of the inside of the shell 1 is discharged to the outside through the communication hole 15 and the L-shaped hole 16. The supporting plate 10 improves the stability of the longitudinal displacement of the U-shaped rod 7, and the clearance hole 11 leaves the displacement space of the sliding frame 2.

Claims

1. A home environment detection device of Internet of Things, comprising a shell (1) and a sliding frame (2), characterized in that: The shell (1) is provided with a driving assembly (4), the driving assembly (4) comprises a motor (401) fixedly arranged at the rear end of the shell (1), a rotating shaft (402) fixedly arranged at the front end of the motor (401) penetrates the shell (1), an eccentric wheel (403) is fixedly arranged on the outside of the rotating shaft (402), a gas inlet hole (404) is integrally arranged on the left side of the inside of the shell (1), a one-way valve (405) is fixedly arranged in the gas inlet hole (404), a filter screen (406) is fixedly arranged in the gas inlet hole (404), a mounting groove (407) is integrally arranged on the left upper end of the inside of the shell (1), a harmful gas sensor (408) is fixedly arranged on the upper end of the inside of the mounting groove (407), and a PM2.5 sensor (409) is fixedly arranged on the lower end of the inside of the mounting groove (407). 2.The home environment detecting device of Internet of Things according to claim 1, wherein: The motor (401) is a stepping motor (401), the motor (401) stops running after rotating 180 degrees, and a wireless communication module (5) is fixedly arranged on the top of the shell (1). 3.The home environment detecting device of Internet of Things according to claim 1, wherein: A controller (6) is fixedly arranged on the outer wall of the shell (1), the controller (6) is connected with the motor (401), the wireless communication module (5), the harmful gas sensor (408) and the PM2.5 sensor (409) through wires, and the left end face of the filter screen (406) is designed to be in the same plane with the left end face of the shell (1). 4.The home environment detecting device of Internet of Things according to claim 1, wherein: A U-shaped rod (7) is slidably arranged on the top of the shell (1), a connecting plate (8) is fixedly arranged on the right bottom of the U-shaped rod (7), and a scraping strip (9) is fixedly arranged on the left bottom of the U-shaped rod (7). 5.The home environment detecting device of Internet of Things according to claim 4, wherein: The right end face of the scraping strip (9) is designed to be in close contact with the left end face of the shell (1), a supporting plate (10) is slidably arranged on the left upper end of the outside of the shell (1), and the supporting plate (10) is fixedly arranged on the outside of the U-shaped rod (7). 6.The home environment detecting device of Internet of Things according to claim 1, wherein: A clearance hole (11) is integrally arranged on the top of the inside of the sliding frame (2), the clearance hole (11) is designed as a through hole, a second spring (12) fixedly arranged on the top of the shell (1) is arranged on the outside of the U-shaped rod (7), and the top of the second spring (12) is fixedly connected with the outer wall of the U-shaped rod (7). 7.The home environment detecting device of Internet of Things according to claim 1, wherein: A rubber sealing sleeve (13) is fixedly arranged on the left lower end of the inside of the shell (1), a sliding rod (14) is slidably arranged in the sealing sleeve (13), and the right end of the sliding rod (14) is fixedly connected with the left side of the outer wall of the sliding frame (2). 8.The home environment detecting device of Internet of Things according to claim 7, wherein: A communication hole (15) is integrally arranged on the left lower end of the inside of the sliding frame (2), an L-shaped hole (16) is integrally arranged in the sliding rod (14), and a flow stop valve (17) is fixedly arranged in the L-shaped hole (16).

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