Touch control pen with telescopic pen point protection function

Abstract

The utility model discloses a touch pen with a telescopic pen point for protection, and relates to the technical field of touch pens. The pen comprises a pen holder, a pen point is arranged on the outer surface of the pen holder, a pen cover is fixedly connected to the outer surface of the pen holder, and a protection device is arranged on the outer surface of the pen holder. The protection device comprises a strip-shaped fixing block, the strip-shaped fixing block is fixedly connected to the outer surface of the pen holder, and a three-phase asynchronous motor is fixedly connected to the outer surface of the strip-shaped fixing block. According to the utility model, the rotating force of the reciprocating screw rod driven by the three-phase asynchronous motor is matched with the strip-shaped fixed block, the three-phase asynchronous motor, the reciprocating screw rod, the moving block, the sliding chute, the L-shaped limiting rod, the strip-shaped connecting rod, the protective shell and other components in the protective device, so that the protective effect of the protective shell and the strip-shaped connecting rod is realized; therefore, after the touch pen falls off, the protective shell can protect the pen holder and the pen point, and the protective effect is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of touch pens, and in particular relates to a touch pen with a retractable pen tip protection. Background Art

[0002] A stylus, also known as a stylus or digital pen, is an input tool for touch screen devices. It is usually used in mobile phones, tablets and other touch-enabled devices. The main function of a stylus is to provide a more precise touch experience, especially in applications such as painting, writing and design.

[0003] According to a disclosed stylus pen holder (publication number: CN207611357U), the housing of the pen holder includes a detachable first housing and a second housing with an inner cavity. The inner cavity at one end of the first housing is an open cavity, and a first internal thread is provided on the inner wall of the cavity; steps are provided on both ends of the second housing, and the steps divide the second housing into a pen-holding housing and a connecting column. An external thread is provided on the outer wall of the connecting column. The connecting column is inserted into the cavity of the first housing, and the second housing is connected to the first housing by the external thread and the first internal thread. The pen-holding housing is also provided with a pen-holding area with protrusions on both sides and a concave middle. The stylus pen holder has a detachable housing, which makes the stylus convenient to carry; the connecting columns at both ends of the second housing can be connected to the first housing respectively to protect the stylus pen tip, and a pen-holding area is provided on the pen-holding housing of the second housing, which is convenient for users to use. However, the utility model cooperates with the housing and the first housing and the second housing, and it is difficult for it to achieve the effect of protecting the pen holder, which needs to be improved. Utility Model Content

[0004] The utility model aims to provide a touch pen with a retractable pen tip protection, which realizes the protective function of the protective shell and the strip connecting rod by driving the rotational force of the reciprocating screw rod driven by a three-phase asynchronous motor and cooperating with the components such as the bar-shaped fixed block, the three-phase asynchronous motor, the reciprocating screw rod, the moving block, the slide groove, the L-shaped limit rod, the strip connecting rod and the protective shell inside the protective device, so that the protective shell and the strip connecting rod can protect the pen holder and the pen tip after the touch pen falls, thereby achieving the protective effect and solving the existing problems.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a touch pen with a retractable pen tip protection, comprising a pen barrel, a pen tip is arranged on the outer surface of the pen barrel, a pen cap is fixedly connected to the outer surface of the pen barrel, and a protective device is arranged on the outer surface of the pen barrel; the protective device comprises a strip-shaped fixed block, the strip-shaped fixed block is fixedly connected to the outer surface of the pen barrel, a three-phase asynchronous motor is fixedly connected to the outer surface of the strip-shaped fixed block, a reciprocating screw is fixedly connected to the output shaft of the three-phase asynchronous motor, and a moving block is threadedly connected to the outer surface of the reciprocating screw. The above design is conducive to the three-phase asynchronous motor driving the reciprocating screw to work.

[0007] Furthermore, a sliding groove is provided on the outer surface of the pen shaft, and one end of an L-shaped limiting rod is fixedly connected to the outer surface of the moving block. The end of the L-shaped limiting rod away from the moving block is slidably connected in the sliding groove. The above design is conducive to the L-shaped limiting rod to limit the moving block.

[0008] Furthermore, a strip-shaped connecting rod is fixedly connected to the outer surface of the moving block, and a protective shell is fixedly connected to the outer surface of the strip-shaped connecting rod. The above design is conducive to the moving block driving the strip-shaped connecting rod to move.

[0009] Furthermore, there are two bar-shaped fixed blocks, which are symmetrical to each other along the vertical center axis of the pen shaft; there are two movable blocks, which are symmetrical to each other along the vertical center axis of the pen shaft; the movable block is located on the motion trajectory of the bar-shaped fixed block. The above design is conducive to the bar-shaped fixed block driving the movable block to move.

[0010] Furthermore, a telescopic device is provided inside the pen shaft, and the telescopic device includes a fixing plate, and a linear motor is fixedly connected to the outer surface of the fixing plate. The above design is conducive to the fixing plate supporting the linear motor to work.

[0011] Furthermore, the linear motor output shaft is fixedly connected to a circular telescopic rod, the telescopic end of the circular telescopic rod is fixedly connected to a push plate, a switch is provided on the outer surface of the pen shaft, and the switch is electrically connected to the linear motor. The above design is conducive to the circular telescopic rod supporting the push plate to move.

[0012] Furthermore, the pushing plate is located on the motion track of the circular telescopic rod, and the pen tip is located on the motion track of the pushing plate. The above design is conducive to the pushing plate driving the pen tip to extend and retract.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model realizes the protective function of the protective shell and the strip connecting rod by driving the rotational force of the reciprocating screw rod through the three-phase asynchronous motor and cooperating with the components such as the strip fixed block, the three-phase asynchronous motor, the reciprocating screw rod, the moving block, the slide groove, the L-shaped limit rod, the strip connecting rod and the protective shell inside the protective device, so that the protective shell and the strip connecting rod can protect the pen holder and the pen tip after the stylus pen falls, thereby achieving the protective effect.

[0015] 2. The utility model realizes the telescopic function of the push plate and the switch by driving the moving force of the circular telescopic rod through a linear motor, and cooperates with the fixed plate, linear motor, circular telescopic rod, push plate and switch components inside the telescopic device, so that the pen tip can be telescopically moved during use, achieving the telescopic effect.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the three-dimensional overall structure of the utility model;

[0019] Figure 2 It is a bottom view of the three-dimensional overall structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the three-dimensional overall structure of the protective device of the utility model;

[0021] Figure 4 For the utility model Figure 3 A three-dimensional enlarged schematic diagram of the overall structure at A;

[0022] Figure 5 It is a schematic diagram of the three-dimensional overall structure of the telescopic device of the utility model.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Pen holder; 2. Pen tip; 3. Protective device; 31. Bar fixed block; 32. Three-phase asynchronous motor; 33. Reciprocating screw; 34. Moving block; 35. Slide; 36. L-shaped limit rod; 37. Bar connecting rod; 38. Protective shell; 4. Pen cap; 5. Telescopic device; 51. Fixed plate; 52. Linear motor; 53. Round telescopic rod; 54. Push plate; 55. Switch. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 The utility model is a touch pen with retractable pen tip protection, comprising a pen body 1, a pen tip 2 is arranged on the outer surface of the pen body 1, a pen cap 4 is fixedly connected to the outer surface of the pen body 1, and a protective device 3 is arranged on the outer surface of the pen body 1; the protective device 3 comprises a bar-shaped fixed block 31, the bar-shaped fixed block 31 is fixedly connected to the outer surface of the pen body 1, a three-phase asynchronous motor 32 is fixedly connected to the outer surface of the bar-shaped fixed block 31, a reciprocating screw 33 is fixedly connected to the output shaft of the three-phase asynchronous motor 32, and a moving block 34 is threadedly connected to the outer surface of the reciprocating screw 33. The above design is conducive to the three-phase asynchronous motor 32 driving the reciprocating screw 33 to work.

[0027] A slide groove 35 is provided on the outer surface of the pen barrel 1, and one end of an L-shaped limiting rod 36 is fixedly connected to the outer surface of the moving block 34. The end of the L-shaped limiting rod 36 away from the moving block 34 is slidably connected in the slide groove 35. The above design is conducive to the L-shaped limiting rod 36 to limit the moving block 34.

[0028] A strip-shaped connecting rod 37 is fixedly connected to the outer surface of the moving block 34 , and a protective shell 38 is fixedly connected to the outer surface of the strip-shaped connecting rod 37 . The above design is conducive to the moving block 34 driving the strip-shaped connecting rod 37 to move.

[0029] There are two bar-shaped fixed blocks 31, which are symmetrical with each other along the vertical center axis of the pen shaft 1. There are two moving blocks 34, which are symmetrical with each other along the vertical center axis of the pen shaft 1. The moving blocks 34 are located on the movement trajectory of the bar-shaped fixed blocks 31. The above design is conducive to the bar-shaped fixed blocks 31 driving the moving blocks 34 to move.

[0030] A telescopic device 5 is arranged inside the pen body 1, and the telescopic device 5 includes a fixing plate 51, and a linear motor 52 is fixedly connected to the outer surface of the fixing plate 51. The above design is conducive to the fixing plate 51 supporting the linear motor 52 to work.

[0031] The output shaft of the linear motor 52 is fixedly connected to a circular telescopic rod 53, the telescopic end of the circular telescopic rod 53 is fixedly connected to a push plate 54, and a switch 55 is provided on the outer surface of the pen body 1, and the switch 55 is electrically connected to the linear motor 52. The above design is conducive to the circular telescopic rod 53 supporting the push plate 54 to move.

[0032] The pushing plate 54 is located on the movement track of the circular telescopic rod 53 , and the pen tip 2 is located on the movement track of the pushing plate 54 . The above design is conducive to the pushing plate 54 driving the pen tip 2 to extend and retract.

[0033] A specific application of this embodiment is: when the user is using the stylus pen, he holds the pen holder 1 for use, and when not in use, the stylus pen is placed on the table, at this time, the three-phase asynchronous motor 32 on the bar-shaped fixed block 31 on the pen holder 1 starts to start, and the three-phase asynchronous motor 32 starts to drive the reciprocating screw 33 to rotate, and the rotation of the reciprocating screw 33 drives the moving block 34 to move, and the movement of the moving block 34 is limited by the L-shaped limiting rod 36 in the slide groove 35 so that the moving block 34 can only move, and the movement of the moving block 34 drives the bar-shaped connecting rod 37 to move, and the movement of the bar-shaped connecting rod 37 drives the protective shell 38 to move, and the protective shell 38 will The pen body 1 and the pen tip 2 are protected, so that after the stylus pen falls, the protective shell 38 will protect the pen body 1 and the pen tip 2 to avoid damage; when not in use, press the switch 55, and after the switch 55 is pressed, it will drive the linear motor 52 to move, and the rotation of the linear motor 52 will drive the circular telescopic rod 53 to move, and the movement of the circular telescopic rod 53 will drive the push plate 54 to move, and the movement of the push plate 54 will drive the pen tip 2 to move. When in use, the push plate 54 will drive the pen tip 2 to move out, and when not in use, the push plate 54 will drive the pen tip 2 to move back, so that the pen tip 2 can be telescopically moved when in use.

[0034] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0035] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A stylus pen with a retractable pen tip protection, comprising a pen holder (1), characterized in that: The outer surface of the pen holder (1) is provided with a pen tip (2), the outer surface of the pen holder (1) is fixedly connected with a pen cap (4), and the outer surface of the pen holder (1) is provided with a protective device (3); The protective device (3) comprises a strip-shaped fixing block (31), the strip-shaped fixing block (31) being fixedly connected to the outer surface of the pen holder (1), the outer surface of the strip-shaped fixing block (31) being fixedly connected to a three-phase asynchronous motor (32), the output shaft of the three-phase asynchronous motor (32) being fixedly connected to a reciprocating screw (33), and the outer surface of the reciprocating screw (33) being threadedly connected to a moving block (34).

2. A stylus pen with a retractable pen tip protection according to claim 1, characterized in that: The outer surface of the pen holder (1) is provided with a slide groove (35), and the outer surface of the moving block (34) is fixedly connected to one end of an L-shaped limiting rod (36), and the end of the L-shaped limiting rod (36) away from the moving block (34) is slidably connected in the slide groove (35).

3. A stylus pen with a retractable pen tip protection according to claim 2, characterized in that: A strip-shaped connecting rod (37) is fixedly connected to the outer surface of the moving block (34), and a protective shell (38) is fixedly connected to the outer surface of the strip-shaped connecting rod (37).

4. The stylus pen with a retractable pen tip protection according to claim 1, characterized in that: The number of the bar-shaped fixed blocks (31) is two and they are symmetrical to each other along the vertical center axis of the pen shaft (1); the number of the moving blocks (34) is two and they are symmetrical to each other along the vertical center axis of the pen shaft (1); the moving blocks (34) are located on the movement trajectory of the bar-shaped fixed blocks (31).

5. The stylus pen with a retractable pen tip protection according to claim 1, characterized in that: A telescopic device (5) is arranged inside the pen holder (1), and the telescopic device (5) comprises a fixing plate (51), and a linear motor (52) is fixedly connected to the outer surface of the fixing plate (51).

6. The stylus pen with a retractable pen tip protection according to claim 5, characterized in that: The output shaft of the linear motor (52) is fixedly connected to a circular telescopic rod (53), the telescopic end of the circular telescopic rod (53) is fixedly connected to a push plate (54), and a switch (55) is provided on the outer surface of the pen holder (1), and the switch (55) is electrically connected to the linear motor (52).

7. The stylus pen with a retractable pen tip protection according to claim 6, characterized in that: The pushing plate (54) is located on the movement track of the circular telescopic rod (53), and the pen tip (2) is located on the movement track of the pushing plate (54).

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