Myopia-preventing prompting pen

Abstract

The utility model relates to the technical field of myopia-preventing stationery, in particular to a myopia-preventing prompting pen. The myopia-preventing prompting pen comprises a writing pen, a pen cap, limiting blocks, a pen clip and a connecting block, the pen cap is clamped on a pen point of the writing pen, the lower end of the writing pen is in threaded connection with the connecting block, the limiting blocks are symmetrically fixed on the connecting block, the pen cap can be clamped and limited through the limiting blocks, the pen clip is rotatably connected on the pen cap, and the connecting block is connected with the pen clip. The prompting pen further comprises a sensing device, a warning device and a fixing device, the sensing device is arranged on the pen clip, the warning device is arranged in the connecting block, and the fixing device is arranged on the pen clip. When the head of a user is too close to a book during writing, the infrared sensor can sense that the head is too close to the book, the controller controls the vibration motor to vibrate to remind the user, meanwhile, the height of the infrared sensor can be adjusted according to the height of the user, normal writing is not affected, the application range is wider, and the using effect can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-myopia stationery, in particular to an anti-myopia prompt pen. Background Art

[0002] Writing is a very common behavior in people's daily lives, and pens are very important writing tools in people's lives or work. For students, incorrect writing postures and habits often occur during the writing process. For example, incorrect sitting posture causes the head to be too close to the pen tip when writing, which can easily cause damage to the eyes and cause myopia.

[0003] The patent with publication number CN201506144U discloses an anti-myopia pen, including a pen head, a pen holder and a pen clip. A hollow transparent sphere is installed at the top of the pen holder, and an alarm circuit composed of a photoresistor, an indicator light, a battery and a switch in series is installed inside the sphere. When in use, the user closes the switch. When the head is too low, the light will be blocked, causing the light brightness at the top of the pen holder to decrease. At this time, the photoresistor is turned on, causing the alarm circuit to be turned on, and the indicator light will light up to alarm, reminding the user to pay attention to the distance between the head and the pen holder to avoid being too close.

[0004] When using the above-mentioned anti-myopia pen, the users are generally those who do writing work or study, and the heights of users are not uniform. Therefore, for users with taller heights, the photoresistor cannot sense well when they lower their heads, which limits their use and affects the anti-myopia effect. Utility Model Content

[0005] In order to overcome the above-mentioned shortcomings, the utility model provides an anti-myopia prompt pen.

[0006] The technical solution of the utility model is: an anti-myopia prompt pen, including a writing pen, a pen cover, a limit block, a pen clip, and a connecting block. The pen cover is clamped on the pen head of the writing pen, the connecting block is threadedly connected to the lower end of the writing pen, the limit blocks are symmetrically fixed on the connecting block, the pen cover can be clamped and limited by the limit blocks, the pen cover is rotatably connected to the pen clip, and the connection between the pen clip and the pen cover is damped. The prompt pen also includes a sensing device, a warning device and a fixing device. The pen clip is provided with a sensing device, the connecting block is provided with a warning device, and the pen clip is provided with a fixing device. When the sensing device senses that people are using the writing pen head too close to the pen head, the warning device will remind people through the warning device.

[0007] Furthermore, the sensing device includes a positioning block, a slide plate and an infrared sensor. The positioning block is symmetrically fixed on the upper end of the writing pen, the slide plate is slidably connected to the pen clip, and the infrared sensor is installed on the lower end of the slide plate.

[0008] Furthermore, the warning device includes a controller, a vibration motor and a battery. The controller is installed on the top of the pen cap, and a battery is inserted into the lower end of the connecting block. The battery supplies power to the infrared sensor. The vibration motor is detachably installed on the upper end of the connecting block. The vibration motor is electrically connected to the controller. The battery can supply power to the controller, and the infrared sensor is also electrically connected to the controller.

[0009] Furthermore, the fixing device includes a card ball and a spring, card slots are symmetrically opened on the upper and lower sides of the pen clip, card balls are evenly spaced and slidably connected on both sides of the slide plate, springs are connected between the card ball and the slide plate, and the card ball is engaged with the card slot.

[0010] Furthermore, the prompt pen also includes scale bars, and scale bars are evenly spaced and fixed on both side walls of the pen clip.

[0011] Furthermore, the prompt pen also includes a correction sleeve, and the sliding sleeve on the writing pen is used to correct the pen holding posture.

[0012] The beneficial effects of the utility model are as follows: when people's heads are too close to books when writing, the infrared sensor can sense it and control the vibration motor to vibrate to remind people through the controller. At the same time, the height of the infrared sensor can be adjusted according to the height of the user, which will not affect normal writing. The application range is wider and the use effect can be guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0014] Figure 2 It is a three-dimensional structural schematic diagram of the writing pen, positioning block, limiting block and other components of the utility model.

[0015] Figure 3 It is a partial cross-sectional view of the utility model.

[0016] Figure 4 It is a three-dimensional structural schematic diagram of the pen cover, pen clip, infrared sensor and other components of the utility model.

[0017] Figure 5 It is a three-dimensional structural schematic diagram of the slide plate, infrared sensor, scale bar and other components of the utility model.

[0018] Figure 6 It is a three-dimensional structural schematic diagram of the slide plate, the card ball, the spring and other components of the utility model.

[0019] Figure 7 It is a three-dimensional structural schematic diagram of the pen clip and the card slot of the utility model.

[0020] Explanation of the accompanying drawings: 1-writing pen, 2-positioning block, 3-pen cover, 4-limiting block, 5-pen clip, 6-slide plate, 7-infrared sensor, 8-card ball, 801-card slot, 9-spring, 10-scale bar, 11-controller, 12-connecting block, 13-vibration motor, 14-battery, 15-correction sleeve. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] Embodiment: A myopia prevention prompt pen, such as Figure 1-Figure 7 As shown, it includes a writing pen 1, a pen cover 3, a limit block 4, a pen clip 5, a connecting block 12, a sensing device, a warning device and a fixing device. The pen cover 3 is clamped on the pen tip of the writing pen 1, and the connecting block 12 is threadedly connected to the lower end of the writing pen 1. The limit blocks 4 are symmetrically fixed on the connecting block 12. When the writing pen 1 is used to write, the pen cover 3 can be clamped and limited by the limit block 4. The pen cover 3 is rotatably connected to the pen clip 5. The connection between the pen clip 5 and the pen cover 3 has a damping to increase the friction between the pen clip 5 and the pen cover 3 and prevent the pen clip 5 from rotating at will. The pen clip 5 is provided with a sensing device, the connecting block 12 is provided with a warning device, and the pen clip 5 is provided with a fixing device. When the sensing device senses that the head of people using the writing pen 1 is too close to the pen tip, it will remind people through the warning device.

[0023] like Figure 1 , Figure 4 and Figure 5 As shown, the sensing device includes a positioning block 2, a slide plate 6 and an infrared sensor 7. The positioning block 2 is symmetrically fixed to the upper end of the writing pen 1, the slide plate 6 is slidably connected to the pen clip 5, and the infrared sensor 7 is installed at the lower end of the slide plate 6.

[0024] like Figure 1 and Figure 3 As shown, the warning device includes a controller 11, a vibration motor 13 and a battery 14. The controller 11 is installed on the top of the pen cap 3, and the battery 14 is plugged into the lower end of the connecting block 12. The battery 14 supplies power to the infrared sensor 7. The vibration motor 13 is detachably installed on the upper end of the connecting block 12. The vibration motor 13 is electrically connected to the controller 11. The battery 14 can supply power to the controller 11, and the infrared sensor 7 is also electrically connected to the controller 11.

[0025] like Figure 6 and Figure 7 As shown, the fixing device includes a card ball 8 and a spring 9, card slots 801 are symmetrically opened on the upper and lower sides of the pen clip 5, and card balls 8 are evenly spaced and slidably connected on the left and right sides of the slide plate 6. Springs 9 are connected between the card ball 8 and the slide plate 6, and the card ball 8 is engaged with the card slots 801.

[0026] like Figure 5 As shown, the prompt pen further includes a scale bar 10 , and the scale bars 10 are evenly spaced and fixed on the left and right side walls of the pen clip 5 .

[0027] like Figure 1 and Figure 2 As shown, the prompt pen also includes a correction sleeve 15, and the writing pen 1 is slidably covered with the correction sleeve 15 for correcting the pen holding posture.

[0028] The pen cover 3 is removed from the writing pen 1, and the pen cover 3 is covered on the top of the writing pen 1, and the infrared sensor 7 is facing the side in the field of vision in front of people, and the pen cover 3 is connected to the top of the writing pen 1 through the limit block 4, and the pen clip 5 is rotated 180 degrees to stand up, and then the height of the slide plate 6 can be adjusted. When adjusting, the slide plate 6 is pushed to move upward or downward, and the slide plate 6 moves with the infrared sensor 7. The card ball 8 on the slide plate 6 will be squeezed to move inward, and the spring 9 is compressed. After the card ball 8 is separated from the card slot 801, it will move outward due to the reset of the spring 9. The scale bar 10 is convenient for accurately knowing the height of the movement of the slide plate 6, and the infrared sensor 7 can be adjusted to a suitable height. The slide plate 6 is fixed by the card ball 8, and can be adjusted according to the height of the user to be suitable for people of different heights. When people write, the index finger and thumb pinch the positioning block 2 and complete the writing in a normal pen holding posture. The infrared sensor 7 includes an infrared transmitter and an infrared receiver, which can sense whether the field of vision in front of people is blocked. During the writing process of people, the infrared transmitter The transmitter emits infrared rays. When the head is close to the pen tip, the body blocks the infrared rays, so that the infrared rays are reflected on the infrared receiver. Then the infrared sensor 7 sends a signal to the controller 11, and the controller 11 controls the vibration motor 13 to start and then shut down after three seconds. The vibration motor 13 vibrates, causing the writing pen 1 to vibrate, thereby prompting people, so that people can correct in time, thereby preventing myopia. In order to ensure that students use the pen in a standardized manner, a correction sleeve 15 is put on the writing pen 1, which can be used when students are using it. , slide the correction sleeve 15 to the outside of the positioning block 2, and put the thumb and index finger into the two finger sleeves on the correction sleeve. After the two fingers are in position, it can help the child hold the pen correctly. The correction sleeve 15 can also be removed from the writing pen. After finishing writing, return the slide plate 6 to its position, reverse and reset the pen clip 5, and then remove the pen cover 3 from the top of the writing pen 1 to cover the pen head. The writing pen 1 can be stuck on the book through the pen clip 5 to avoid loss. When the battery 14 is used up, the connecting block 12 can also be removed to replace the battery 14.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-myopia reminder pen, comprising a writing pen (1), a pen cover (3), a limit block (4), a pen clip (5), and a connecting block (12), wherein the pen cover (3) is clamped on the tip of the writing pen (1), the lower end of the writing pen (1) is threadedly connected to the connecting block (12), the limit block (4) is symmetrically fixed on the connecting block (12), the pen cover (3) can be plugged into the connecting block (12) and the limit block (4), the pen cover (3) is rotatably connected to the pen clip (5), and a damping is provided at the connection between the pen clip (5) and the pen cover (3), wherein the invention is characterized in that: The prompt pen also includes a sensing device, a warning device and a fixing device. The pen clip (5) is provided with a sensing device with adjustable sensing height, the connecting block (12) is provided with a warning device, and the pen clip (5) is provided with a fixing device. When the sensing device senses that the head of the writing pen (1) is too close to the pen tip, the warning device reminds the person.

2. The anti-myopia prompt pen according to claim 1, characterized in that: The sensing device comprises a positioning block (2), a slide plate (6) and an infrared sensor (7); the positioning block (2) is symmetrically fixed on the upper end of the writing pen (1); the slide plate (6) is slidably connected to the pen clip (5); and the infrared sensor (7) is installed on the lower end of the slide plate (6).

3. The anti-myopia prompt pen according to claim 2, characterized in that: The warning device comprises a controller (11), a vibration motor (13) and a battery (14); the controller (11) is installed at the top of the pen cap (3); the battery (14) is plugged into the lower end of the connecting block (12); the battery (14) supplies power to the infrared sensor (7); the vibration motor (13) is detachably installed at the upper end of the connecting block (12); the vibration motor (13) is electrically connected to the controller (11); the battery (14) can supply power to the controller (11); and the infrared sensor (7) is also electrically connected to the controller (11).

4. The anti-myopia prompt pen according to claim 3, characterized in that: The fixing device comprises a locking ball (8) and a spring (9); the pen clip (5) is symmetrically provided with a locking groove (801) on both sides; the sliding plate (6) is evenly spaced and slidably connected with the locking balls (8); the locking balls (8) and the sliding plate (6) are connected with the spring (9); and the locking balls (8) and the locking groove (801) are engaged with each other.

5. The anti-myopia prompt pen according to claim 4, characterized in that: The prompt pen also includes a scale bar (10), and the scale bars (10) are evenly spaced and fixed on the two side walls of the pen clip (5).

6. The anti-myopia prompt pen according to claim 1, characterized in that: The prompt pen also includes a correction sleeve (15), and the writing pen (1) is slidably covered with the correction sleeve (15) for correcting the pen-holding posture.

Images