CN112460927B - Modularized multi-channel big data acquisition terminal based on Internet of things technology - Google Patents

Abstract

The invention discloses a modular multi-channel big data acquisition terminal based on the Internet of Things technology. Infrared scanning head, the fog clearing mechanism is located at the top of the machine head. The fog clearing mechanism is composed of electromagnet, limit tube, push rod, brush head, magnet switch and spring. The brush head is vertically fixed on the front end of the push rod and is in phase with the front lens. Contact, the electromagnet is fixed on the top of the machine head and connected to the rear end of the push rod. The present invention uses the adopted mist clearing mechanism. When the equipment starts to use, the push rod is pushed through the electromagnet to make the push rod pass through the linear groove and the annular groove. , perform horizontal movement and rotation movement, so as to drive the brush head at the end of the push rod to extend and rotate, so as to wipe the water or water mist on the front lens, so as to avoid the existence of water mist on the front lens from affecting the infrared scanning head during use. work.

Description

A modular multi-channel big data acquisition terminal based on Internet of Things technology

technical field

The invention relates to the field of data collection terminals, in particular to a modular multi-channel big data collection terminal based on the Internet of Things technology.

Background technique

As an industrial data collector, the modular multi-channel big data acquisition terminal based on the Internet of Things technology has become one of the mainstream intelligent hardware devices for self-management of social enterprises. The QR code scanning terminal is one of them. To distinguish and read the detailed information of an item has become a special equipment for the express delivery industry;

However, when the above-mentioned equipment is in use, because the front end of the machine head is often placed in the concave part of the machine head to protect the front lens, and when the equipment is used in winter, the lens is prone to fog, resulting in inaccurate recognition. Because of the concave structure in front of the head, the wiping operation is very inconvenient.

SUMMARY OF THE INVENTION

In view of the above problems, the present invention provides a modularized multi-channel big data collection terminal based on the Internet of Things technology.

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a modular multi-channel big data acquisition terminal based on the Internet of Things technology, the structure of which includes: a machine head, a front lens, a handle, a button cover, and a clearing mechanism , scan button, the head is fixed on the top of the handle, the inside of the head is provided with a circuit board and an infrared scanning head, the front lens is set at the concave part of the front of the head, and the key cover is snapped at the front of the handle , the scan button is located in the handle and behind the key cover, the mist clearing mechanism is located at the top of the machine head and is in contact with the front lens, and the mist clearing mechanism consists of an electromagnet, a limiting tube, a push rod, a brush head, It is composed of a magnet switch and a spring. The limiting tube is fixed at the top of the machine head and the axis direction of the limiting tube is the same as the length of the machine head. The push rod is nested in the limiting tube, and the brush head is vertically fixed on the pusher. The front end of the rod is in contact with the front lens, the electromagnet is fixed on the top end inside the handpiece and is connected with the rear end of the push rod.

Preferably, the magnet switch is arranged in the handle by a spring, the magnet switch is pressed against the back of the key cover, the level of the magnet switch is lower than that of the scan button, and the length of the distance between the magnet switch and the key cover It is less than the length of the distance between the scan button and the button cover. Through the above settings, the user will first trigger the magnet switch when pressing the button cover. Before the infrared scanning head in the machine head works, the clearing mechanism will operate first, and the front lens will be placed on the front lens. water mist to clean up.

Preferably, the part of the push rod nested in the limiting tube is provided with a linear groove and an annular groove, the linear groove is linear and parallel to the axis of the push rod, and the annular groove is spirally wound on the push rod It is connected with the push rod, and the push rod is guided by the linear groove to move horizontally for a certain distance, so that the brush head is pushed out, and then the push rod is guided by the annular groove to rotate, so as to drive the brush head to rotate to wipe the front lens.

Preferably, a limit pin is provided on the inner wall of the limit pipe, the limit pin is engaged with the linear groove and the annular groove, and the diameter of the limit pin is smaller than the diameter of the straight groove and the annular groove, and the limit pin is fixed by the static limit. The position pin is engaged with the linear groove and the annular groove, thereby driving the push rod to perform linear and rotational movement relative to the limiting tube.

Preferably, the arc length of the annular groove is equal to half of the diameter of the push rod, the length of the linear groove is equal to half of the thickness of the brush head, and the projected length of the linear groove and the annular groove on the axis of the push rod is equal to the length of the brush head Thickness, through the above arrangement, when the push rod moves within its range of motion, the brush head can just scrape on the front lens.

Preferably, the brush head is provided with shaving and absorbent cotton, the shaving bristles are square, the shaving bristles are arranged in rows on both sides of the brush head, the absorbent cotton is in the shape of a rectangular parallelepiped and extends along the direction of the brush head. The length direction is set in the middle of the brush head, and the thickness of the absorbent cotton is smaller than the height of the side of the shaving bristles. The water mist on the front lens can be better scraped off by the square shaving bristles and stored in the absorbent cotton.

Preferably, the intersection of the front end of the machine head and the front lens is provided with a square groove for accommodating the brush head, and the brush head always abuts against the front lens during operation, thereby setting the brush head to be horizontal and stable when stationary. It is stored in the square slot at the front of the machine head to avoid affecting the scanning range of the front lens.

beneficial effect

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention utilizes the adopted fog-clearing mechanism. When the equipment starts to use, the push rod is pushed by the electromagnet to make the push rod pass through the linear groove and the annular groove to perform horizontal movement and rotational movement, thereby driving the brush head at the end of the push rod to extend. Out and rotate, so as to wipe the water or water mist on the front lens, so as to avoid the existence of water mist on the front lens affecting the work of the infrared scanning head during use;

2. In the present invention, the length of the distance between the magnet switch and the key cover is set to be smaller than the length of the distance between the scanning button and the key cover, so that when the user presses the key cover, the magnet switch will be triggered first, and the infrared scanning head in the machine head will be activated before the operation. The clearing mechanism operates first to clean the water mist on the front lens to avoid interfering with the work of the infrared scanning head in the machine head;

3. In the present invention, a square groove for accommodating the brush head is provided at the intersection of the front end of the machine head and the front lens, so that the brush head is horizontal when stationary and is stored in the square groove at the front end of the machine head, so as to avoid affecting the front end. The scanning range of the lens is also provided with shaving and water-absorbing cotton at the end of the shaving head in contact with the front lens. The square shaving can better scrape off the water mist on the front lens and store it in the absorbent. Cotton inside.

Description of drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural diagram of the mist clearing mechanism of the present invention.

FIG. 3 is a schematic structural diagram of the magnet switch of the present invention.

FIG. 4 is a schematic view of the front structure of the front lens of the present invention.

FIG. 5 is a schematic structural diagram of the linear groove and the annular groove of the present invention.

6 is a schematic view of the side structure of the brush head of the present invention.

Figure 7 is a schematic diagram of the front structure of the shaving and water-absorbing cotton of the present invention.

In the picture: machine head-1, front lens-2, handle-3, button cover-4, clearing mechanism-5, scan button-6, electromagnet-51, limit tube-52, push rod-53, brush head -54, magnet switch-55, spring-56, straight groove-531, annular groove-532, limit pin-521, shaving-541, absorbent cotton-542.

Detailed ways

In order to make the technical means, creative features, achieved goals and effects of the present invention easy to understand, the preferred embodiments of the present invention are further described below with reference to the specific embodiments and the accompanying drawings.

Example

As shown in Figures 1-7, the present invention provides a modular multi-channel big data acquisition terminal based on the Internet of Things technology, the structure of which includes: a handpiece 1, a front lens 2, a handle 3, a button cover 4, and a clearing mechanism 5. Scan button 6, the handpiece 1 is fixed on the top of the handle 3, a circuit board and an infrared scanning head are arranged inside the handpiece 1, the front lens 2 is arranged on the concave part of the front end of the handpiece 1, the The key cover 4 is snapped at the front end of the handle 3, the scan button 6 is arranged in the handle 3 and behind the key cover 4, and the clearing mechanism 5 is arranged at the top of the handpiece 1 and is in contact with the front lens 2. The fog mechanism 5 is composed of an electromagnet 51, a restricting tube 52, a push rod 53, a brush head 54, a magnet switch 55, and a spring 56. The restricting tube 52 is fixed on the top of the machine head 1, and the axial direction of the restricting tube 52 is the same as that of the machine head 1. The length direction of the handpiece 1 is the same, the push rod 53 is nested in the limiting tube 52, the brush head 54 is vertically fixed on the front end of the push rod 53 and is in contact with the front lens 2, and the electromagnet 51 is fixed on the machine head 53. The top inside the head 1 is connected to the rear end of the push rod 53 .

The magnet switch 55 is set in the handle 3 through the spring 56, the magnet switch 55 is pressed against the back of the key cover 4, the level of the magnet switch 55 is lower than the level of the scan button 6, and the magnet switch 55 is connected to the button cover 4. The length of the distance between the key cover 4 is smaller than the length of the distance between the scan button 6 and the key cover 4. Through the above setting, the user will first trigger the magnet switch 55 when pressing the key cover 4. Before the infrared scanning head in the machine head 1 works, Make the clearing mechanism 5 operate first to clean the water mist on the front lens 2 .

The part of the push rod 53 nested in the limiting tube 52 is provided with a linear groove 531 and an annular groove 532, the linear groove 531 is linear and parallel to the axis of the push rod 53, and the annular groove 532 is helical It is wrapped around the push rod 53 and connected to the push rod 53, and the push rod 53 is guided by the linear groove 531 to move horizontally for a certain distance, so as to push out the brush head 54, and then the push rod 53 is guided to rotate through the annular groove 532, thereby driving the brush head. 54 rotate to wipe the front lens 2.

Limiting pins 521 are arranged on the inner wall of the limiting tube 52 . The limiting pins 521 are engaged with the linear grooves 531 and the annular grooves 532 . The diameters of the limiting pins 521 are smaller than the diameters of the linear grooves 531 and the annular grooves 532 . , through the stationary limit pin 521 engaging with the linear groove 531 and the annular groove 532 , thereby driving the push rod 53 to perform linear and rotational movement relative to the limiting tube 52 .

The arc length of the annular groove 532 is equal to half of the diameter of the push rod 53 , the length of the linear groove 531 is equal to half of the thickness of the brush head 54 , and the projected length of the linear groove 531 and the annular groove 532 on the axis of the push rod 53 Equal to the thickness of the brush head 54 , through the above arrangement, when the push rod 53 moves within its range of motion, the brush head 54 can just scrape on the front lens 2 .

The brush head 54 is provided with shaving bristles 541 and absorbent cotton 542, the shaving bristles 541 are square, the shaving bristles 541 are arranged in rows on both sides of the brush head 54, the absorbent cotton 542 is in the shape of a cuboid and It is arranged in the middle of the brush head 54 along the length direction of the brush head 54, the thickness of the water-absorbing cotton 542 is smaller than the height of the side of the shaving bristles 541, and the water mist on the front lens 2 can be better scraped off by the square shaving bristles 541 , and accommodated in the absorbent cotton 542 .

The intersection of the front end of the machine head 1 and the front lens 2 is provided with a square groove for accommodating the brush head 54. The brush head 54 always abuts against the front lens 2 during operation, so that the brush head 54 is set in a stationary state. It is horizontal and is accommodated in the square groove at the front end of the handpiece 1 to avoid affecting the scanning range of the front lens 2 .

The working principle of the present invention is described as follows:

The user holds the handle 3 and presses the key cover 4 to trigger the scan button 6, so that the circuit board and the infrared scanning head are arranged inside the machine head 1 to start working, and the express code in front of the front lens 2 is scanned and entered. The length of the distance between the magnet switch 55 and the key cover 4 is set to be smaller than the length of the distance between the scan button 6 and the key cover 4, so that when the user presses the key cover 4, the magnet switch 55 will be triggered preferentially, and the electromagnet 51 is driven to extend, and the push rod will be pushed out. 53. By engaging the limit pin 521 on the limit tube 52 with the straight groove 531 and the annular groove 532 on the push rod 53, the push rod 53 is driven to perform linear motion relative to the limit tube 52 through the straight groove 531, and the brush head 54 Extend the outside of the front lens 2, drive the push rod 53 to rotate relative to the restriction tube 52 through the annular groove 532, drive the brush head 54 to rotate, wipe the water or water mist on the front lens 2, and avoid the front lens 2 during use. The existence of water mist affects the work of the infrared scanning head in the nose 1;

The end of the brush head 54 that is in contact with the front lens 2 is provided with a shaving 541 and a water-absorbing cotton 542. The square shaving can obtain a larger contact surface with the front lens 2, and can better remove the water mist on the front lens 2. Scrape off, and store the water mist and water droplets in the water-absorbing cotton 542 to prevent the water droplets from flowing down the front lens 2 and affecting the use of the front lens 2 again.

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and range of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (3)

1. The utility model provides a modularization multichannel big data acquisition terminal based on internet of things, its structure includes: aircraft nose (1), preceding lens (2), handle (3), button lid (4), clear fog mechanism (5), scanning button (6), its characterized in that:

the intelligent cleaning machine is characterized in that the machine head (1) is fixed at the top end of the handle (3), a circuit board and an infrared scanning head are arranged inside the machine head (1), the front lens (2) is arranged at the concave part at the front end of the machine head (1), the key cover (4) is clamped at the front end of the handle (3), the scanning button (6) is arranged in the handle (3) and is positioned behind the key cover (4), and the mist cleaning mechanism (5) is arranged at the top end of the machine head (1) and is in contact with the front lens (2);

the fog cleaning mechanism (5) is composed of an electromagnet (51), a limiting pipe (52), a push rod (53), a brush head (54), a magnet switch (55) and a spring (56), the limiting pipe (52) is fixed at the top end inside the machine head (1), the axial direction of the limiting pipe (52) is the same as the length direction of the machine head (1), the push rod (53) is nested in the limiting pipe (52), the brush head (54) is vertically fixed at the front end of the push rod (53) and is in contact with the front lens (2), the electromagnet (51) is fixed at the top end inside the machine head (1) and is connected with the rear end of the push rod (53);

the magnet switch (55) is arranged in the handle (3) through a spring (56), the magnet switch (55) is abutted against the rear part of the key cover (4), the horizontal height of the magnet switch (55) is lower than that of the scanning button (6), and the length of the distance between the magnet switch (55) and the key cover (4) is smaller than that of the distance between the scanning button (6) and the key cover (4);

the part of the push rod (53) nested in the limiting pipe (52) is provided with a linear groove (531) and an annular groove (532), the linear groove (531) is linear and is parallel to the axis of the push rod (53), and the annular groove (532) is spirally wound on the push rod (53) and is connected with the push rod (53);

the inner wall of the limiting pipe (52) is provided with a limiting pin (521), the limiting pin (521) is clamped on the linear groove (531) and the annular groove (532), and the diameter of the limiting pin (521) is smaller than that of the linear groove (531) and the annular groove (532).

2. The modular multi-channel big data acquisition terminal based on the internet of things technology as claimed in claim 1, wherein: the arc length of the annular groove (532) is equal to half of the diameter of the push rod (53), the length of the linear groove (531) is equal to half of the thickness of the brush head (54), and the length of the linear groove (531) and the annular groove (532) projected on the axis of the push rod (53) is equal to the thickness of the brush head (54).

3. The modular multi-channel big data acquisition terminal based on the internet of things technology as claimed in claim 1, wherein: be equipped with on brush head (54) and scrape hair (541), cotton (542) absorb water, it is the square to scrape hair (541), scrape the both sides at brush head (54) of establishing in bank of hair (541), cotton (542) absorb water is the cuboid form and establishes the middle part at brush head (54) along the length direction of brush head (54), the thickness of cotton (542) absorb water is less than the height of scraping hair (541) side.

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