WO2017114511A1

WO2017114511A1 - Click pen

Info

Publication number: WO2017114511A1
Application number: PCT/CN2016/113884
Authority: WO
Inventors: 曹源
Original assignee: 贝发集团股份有限公司
Priority date: 2015-12-31
Filing date: 2016-12-30
Publication date: 2017-07-06

Abstract

A click pen, comprising: an ink cartridge (3) disposed in a holder (1), a connecting element (200) and a sealing element (100), wherein the connecting element (200) and the sealing element (100) are located at a front end of the holder (1); a front end of the connecting element (200) is provided with an opening through which the ink cartridge (3) passes, and the side wall of the connecting element (200) is hollowed out; the sealing element (100) comprises a main body (110) and a sealing cap (120) fixed to a front end of the main body (110); the front end of the main body (110) is provided with an opening through which the ink cartridge (3) passes; the sealing element (100) further comprises a fixing portion (130); the inner wall of the holder (1) is provided with a locking portion; the fixing portion (130) passes through the hollowed side wall of the connecting element (200) and is locked onto the inner wall of the holder (1). The click pen is further provided therein with a first spring (11) and a second spring (12); one end of the first spring (11) is connected to or abuts against a limiting portion at a rear end of the ink cartridge (3), while the other end of the first spring (11) is connected to or abuts against a rear end of the connecting element (200); one end of the second spring (12) is connected to or abuts against a rear end of the sealing element (100), while the other end of the second spring (12) is connected to or abuts against a limiting portion at a front end of the ink cartridge (3).

Description

a pen

This application is required to be submitted to the China Patent Office on December 31, 2015, the application number is 201511032926.X, the priority of the Chinese patent application whose invention name is “a kind of smashing pen” and the Chinese Patent Office submitted to the Chinese Patent Office on December 31, 2015. The priority of the Chinese Patent Application No. 201521141211.3, the utility model of which is incorporated herein by reference.

Technical field

The invention relates to the technical field of writing or drawing instruments, in particular to a stylus pen.

Background technique

Currently, writing or drawing instruments mostly have a nib and a reservoir in communication with the nib, and the reservoir is filled with liquid ink. When the writing or drawing instrument is used, the ink flows through the tip of the pen to the paper surface, leaving a trajectory of the movement of the pen tip on the paper surface for writing or drawing.

In order to prevent the pen tip from being easily damaged when exposed, and the ink in the reservoir evaporates when not in use, causing the writing or drawing device to dry up (ie, the ink in the reservoir is completely evaporated and cannot be written), there is a pen The swaying pen has a swaying member and a sealing plug, and the swaying member is connected to the pen tip and the sealing plug through the fish thread. When the tilting member is pressed, the sealing plug is opened, the pen tip is extended from the sealing plug, and then protrudes from one end of the pen, so that the pen can be used for writing or drawing; when the tilting member is pressed again, the pen tip is retracted. In the sealing plug, the sealing plug is closed, and the nib is sealed inside the sealing plug, so that the ink on the nib does not contact the outside air, thereby avoiding the drying of the pen.

However, in the above technical solution, the fish thread is relatively small and the shape is indefinite. Therefore, in the manufacturing process of the swaying pen, it is difficult to install the fish thread in the swaying pen with a small space; and in the use of the swaying pen, the fish thread is prone to breakage and is difficult to repair. Therefore, in the above technical solution, there is a problem that the manufacture and use of the stylus pen are inconvenient.

Summary of the invention

It is an object of the present invention to provide a stylus pen to solve the problem of inconvenience in the manufacture and use of the swaying pen.

In order to achieve the above object, the present invention provides the following technical solutions:

A stylus pen includes a pen holder, a swaying member, and a refill, a connecting member and a sealing member disposed in the stylus, wherein the connecting member and the sealing member are located at a front end of the stylus;

The connecting member has a transmission relationship with the swaying member, the front end of the connecting member is provided with an opening portion through which the refill passes, and the side wall of the connecting member is hollowed out; the sealing member is located inside the connecting member The sealing member includes a main body portion and a sealing cover fixed to the front end of the main body portion, the front end of the main body portion is provided with an opening portion through which the refill passes, and the sealing member further includes a fixing portion, and the inner wall of the pen holder is provided a locking portion, the fixing portion passes through the hollow side wall of the connecting member and is locked on the inner wall of the pen holder;

The first pen spring and the second spring are further disposed in the pen, the pen core has a front end limiting portion and a rear end limiting portion, and one end of the first spring is connected or abuts against the rear end limiting portion Upper end of the first spring is connected or abuts against a rear end of the connecting member; one end of the second spring is connected or abuts against a rear end of the sealing member, and the other end of the second spring is connected Or on the front end limit portion.

As a specific design of the sealing member, the main body portion has a cylindrical shape, an inner diameter of the main body portion is smaller than an inner diameter of a writing tip of the refill, and an opening portion of the main body portion has a circular shape, and the sealing cover is The cylindrical shape and the diameter of the sealing cover are larger than the diameter of the opening of the main body portion.

Preferably, the sealing cover is connected to the main body portion through a connecting portion, and the connecting portion is a stepped elastic piece.

Optionally, the fixing portion is a protrusion provided on an outer sidewall of the main body portion.

As a specific design of the connector, the connector includes a first portion and a second portion that are joined to each other, the first portion and the second portion are both cylindrical, and the front end of the first portion is disposed There is an opening for the pen core to pass through, and a side wall of the first portion is provided with a plurality of rectangular hollow portions, and a rectangular hollow portion on the front end side wall is used for passing the fixing portion.

Further, at the first portion, at least one of the plurality of rectangular hollow portions is present, and the sealing member can be loaded into the connecting member.

Optionally, a plurality of rectangular hollow portions are disposed on the sidewall of the second portion, and the plurality of rectangular hollow portions It is evenly distributed along the circumferential direction of the second portion.

Preferably, the first spring has a stiffness that is less than the stiffness of the second spring

In the embodiment of the present invention, a connecting member is disposed in the swaying pen, and the sealing member is incorporated into the connecting member to fix the relative position of the sealing member and the pen holder. Therefore, when the nib is retracted inside the pen holder, under the extrusion of the second spring, the front end of the connecting member can be closely attached to the front end of the sealing member, and the sealing cover of the sealing member is pressed against the front end of the main body portion, so that the refill is sealed. In the sealing plug; when the stylus is tilted to extend the pen tip, the first spring is pushed by the swaying member, forcing the connecting member to move toward the front end of the swaying pen, so that the front end of the connecting member is away from the front end of the sealing member, thereby The sealing cover of the sealing member is bounced off, and the refill is passed out from the sealing plug to extend the pen holder. Compared with the prior art, the sealing wire is opened by the connecting piece and the second spring, and the fish wire is not needed, which facilitates the manufacture, assembly and use of the pen.

DRAWINGS

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

Figure 1 is a cross-sectional view of a swaying pen according to an embodiment of the present invention,

2 is a front view, a left side view, and a top view of the seal 100 of FIG. 1.

3 is a front view and a left side view of the connector 200 of FIG. 1.

Description of the reference signs:

1-pen, 2-moving part,

3-fill, 100-seal,

11-first spring, 12-second spring,

110- body, 120-seal cover,

130-fixed part, 140-connected part,

200-connector, 210-part,

220-Part II.

detailed description

In order to further illustrate the embodiments of the present invention, the following detailed description is made in conjunction with the accompanying drawings. It should be noted that in the following description, regarding "front", "back" and related concepts, "front" represents the writing end of the stylus (ie, the telescopic side of the pen tip), and "rear" represents the swaying end of the swaying pen ( That is, the side that is facing upward when writing is usually performed).

As shown in FIG. 1 , an embodiment of the present invention provides a stylus pen, including a pen holder 1 , a swaying component 2 , and a refill 3 disposed in the pen shank 1 , a connecting member 200 and a sealing member 100 , a connecting member 200 and a sealing member 100 are located at the front end of the pen holder 1. The above components are specifically analyzed below.

The pen 1 is a casing of the pen, and the material of the pen 1 may be polypropylene or the like. The outer part of the pen 1 may be provided with a pen holder or the like. The swaying part 2 includes a swaying portion and a transmission mechanism. The swaying portion can be located at the rear end of the pen holder 1 or at the side wall of the pen holder 1. The gear mechanism in the transmission mechanism is rotated by the swaying of the swaying portion. In order to realize the expansion and contraction of the refill 3, the swaying member 2 in the present invention is the same as the prior art, and details are not described herein again. The refill 3 includes a tip portion at the front end and a core portion at the rear end, and a writing liquid such as ink is stored in the winding core, and a rear end limiting portion is formed at a rear end of the winding core. A front end limit portion is formed at a boundary between the pen tip and the winding core.

As shown in FIG. 2, the sealing member 100 is used to seal the nib of the refill 3. Specifically, the sealing member 100 is located at the front end of the sheath 1 and is located in the connecting member 200, that is, at the front end of the connecting member 200, and the sealing member 100 is provided. The main body portion 110 is formed in a cylindrical shape, and an inner diameter of at least a portion of the main body portion 110 is slightly smaller than an inner diameter of the refill 3 so that the sealing plug can slide on the refill 3 while ensuring the airtightness of the sealing plug. . A plurality of protruding fixing portions 130 are provided on the side wall of the main body portion 110, and the fixing portion 130 protrudes from the hollow side wall of the connecting member 200 mentioned later. A locking portion is disposed on the inner wall of the front end of the pen holder 1 so that the sealing member 100 is located inside the connecting member 200, but the sealing member 100 is locked on the locking portion when the connecting member 200 moves toward the front end of the pen holder 1, thereby The connector 200 is separated. The front end of the main body portion 110 is provided with a sealing cover 120, and an opening portion through which the refill 3 passes is formed on the front end surface of the main body portion 110, and the diameter of the opening portion is slightly larger than the diameter of the refill 3.

There is a transmission relationship between the sealing member 100 and the swaying member 2, as follows, a second spring 12 is set on the tip of the refill 3, and one end of the second spring 12 abuts against the front end of the winding core of the refill 3, The other end of the two springs 12 abuts against the rear end of the seal 100.

As shown in FIG. 3, the connector 200 is used to cooperate with the first spring 11 to control the opening and closing of the sealing member 100. The maximum outer diameter of the connector 200 is slightly smaller than the inner diameter of the sheath 1, and includes a first portion 210 and a second portion 220 that are joined to each other. The first portion 210 is closer to the top end of the sheath 1 than the second portion 220, the first portion 210 and The second portion 220 has a cylindrical shape, and it is preferable that the inner diameter and the outer diameter of the first portion 210 and the second portion 220 are equal to each other. The front end of the first portion 210 is provided with an opening through which the refill 3 passes, which is slightly larger than the diameter of the tip of the refill 3, but smaller than the maximum diameter of the sealing cover 120, and is provided on the side wall of the first portion 210. Multiple rectangular cutouts. Further, it is preferable that a plurality of rectangular hollow portions are provided on the side wall of the second portion 220, and the plurality of rectangular hollow portions are evenly distributed along the circumferential direction of the second portion 220.

There is a transmission relationship between the connecting member 200 and the swaying member 2, specifically, the connecting member 200 is on the refilling core 3, the rear end of the refill 3 is provided with a limiting portion, and the refill 3 is sleeved with a first spring 11, first One end of the spring 11 abuts against the limiting portion, and the other end of the first spring 11 abuts against the rear end of the connecting member 200.

In the following, the pen retracting state shown in FIG. 1 is taken as an initial state, and the use process of the stylus pen provided by the embodiment of the present invention is specifically analyzed.

When the stylus pen is not used, the front end of the connecting member 200 is in close contact with the front end of the sealing member 100. Since the diameter of the front end opening portion of the connecting member 200 is smaller than the diameter of the sealing cover 120, the sealing cover 120 cannot be pressed by the second spring 12 It protrudes from the front end opening of the connector 200 and can only be compacted on the main body portion 110 of the sealing member 100. Therefore, the refill 3 can be well protected when the tampering pen is not used.

When the stylus is required to be used, the swaying member 2 is pressed, and the connecting member 200 is pushed by the transmission mechanism and the first spring 11, forcing the connecting member 200 to move toward the front end of the sheath 1, and the sealing member 100 is locked by the locking portion to the sheath 1 The fixed position inside does not move with the connecting member 200 toward the front end of the pen holder 1, so that the front end of the sealing member 100 is separated from the front end of the connecting member 200, and the sealing cover 120 is opened; and the transmission mechanism in the swaying member 2 refills the refill 3 is pressed toward the front end of the sheath 1, so that the refill 3 passes through the front end opening of the main body portion 110 of the sealing member 100 and the front end opening of the connecting member 200, so that the pen tip protrudes. Further, under the action of the swaying gear of the swaying member 2, the stylus pen maintains the state in which the pen tip protrudes from the front end of the pen holder 1.

When the tilting member 2 is again tilted, the second spring 12 rebounds, causing the connecting member 200 to move toward the rear end of the sheath 1, and the second spring 12 again compacts the sealing member 100 on the connecting member 200, and the nib is The pen holder 1 is retracted and the seal 100 re-seals the nib.

In the embodiment of the present invention, the connecting member 200 is disposed in the swaying pen, and the sealing member 100 is incorporated into the connecting member 200 to fix the relative position of the sealing member 100 and the pen holder 1. Therefore, when the pen tip is retracted inside the pen holder 1 , under the pressing of the second spring 12 , the front end of the connector 200 can be brought into close contact with the front end of the sealing member 100 , and the sealing cover 120 of the sealing member 100 can be pressed against the main body portion 110 . The front end causes the refill 3 to be sealed in the sealing plug; and when the stylus is tilted to extend the pen tip, the first spring 11 is pushed by the swaying member 2, forcing the connecting member 200 to move toward the front end of the swaying pen The front end of the connecting member 200 is away from the front end of the sealing member 100, so that the sealing cover 120 of the sealing member 100 is bounced, and the refill 3 is passed out from the sealing plug to extend the pen holder 1. Compared with the prior art control of the sealing plug by the fish thread, the present application can open the sealing member 100 by fitting the second spring 12 with the connecting member 200, without using the fish thread, which facilitates the manufacture, assembly and use of the pen.

In order to better match the structure of the stylus pen for the stylus pen mounting, in the embodiment of the present invention, the main body portion 110 is preferably cylindrical, the opening portion of the main body portion 110 has a circular shape, and the sealing cover 120 has a cylindrical shape and a sealing cover. The diameter of 120 is larger than the diameter of the opening of the body portion 110.

Preferably, in order to facilitate the pressing and buckling of the sealing cover 120, in the example of the present invention, the sealing cover 120 is connected to the main body portion 110 through the connecting portion 140, and the connecting portion 140 is as shown in FIG. 2, that is, the connecting portion 140 is a step. Shaped shrapnel.

In the embodiment of the present invention, the first spring 11 is provided in the swaying pen, and the refill 3 is provided, because the swaying member 2 has a slight rebound after the swaying. The rear end is further provided with a limiting portion. One end of the first spring 11 is connected to or abuts against the limiting portion, and the other end of the first spring 11 is connected or abuts against the rear end of the connecting member 200. Thus, while the ejector member 2 pushes the refill 3, the refill 3 will also push the connecting portion 140 through the limiting portion, thereby causing the refill 3 to extend toward the front end of the sheath 1 and the connecting member 200 to move toward the front end of the sheath 1. The actions are simultaneously performed, and the influence of the rebound of the swaying member 2 on the movement of the connecting member 200 is avoided.

Further, the second spring 12 is further disposed in the swaying pen. One end of the second spring 12 is connected to or abuts against the rear end of the sealing member 100, and the other end of the second spring 12 is connected or abuts against the front end of the refill 3. The function of the two springs 12 is similar to that of the springs in the prior art pen, and will not be described herein.

Preferably, when the swaying pen is swayed, the connector 200 is prevented from moving to the front end as soon as possible to prevent sealing. The cover 120 is opened by the tip of the refill 3 to cause damage to the nib. In the embodiment of the present invention, the stiffness of the first spring 11 is smaller than the rigidity of the second spring 12. (mainly by the distance protection nib, the refill 3 and the connecting member 200 are descending synchronously, the head of the refill 3 and the head of the connecting member 200 are spaced apart from each other to ensure sufficient opening and closing distance of the cap of the sealing member 100), thereby pushing at the same time in the tilting member 2 In the case of the refill 3 and the connecting member 200, the rigidity of the second spring 12 that abuts against the connecting member 200 is large, so that the connecting member 200 is pushed to the front end of the sheath 1 as soon as possible.

In the description of the above embodiments, specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The various embodiments in the specification are described in a progressive manner, and the same or similar parts between the various embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the method embodiment, since it is basically similar to the device embodiment, the description is relatively simple, and the relevant parts can be referred to the description of the product embodiment.

The above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention. It should be covered by the scope of the present invention. Therefore, the scope of the invention should be determined by the scope of the appended claims.

Claims

A stylus pen includes a pen holder, a swaying member, and a refill disposed in the stylus, the stylus pen characterized by further comprising a connecting member and a sealing member disposed in the pen holder, the connecting member and the sealing member The piece is located at the front end of the pen holder;

The connecting member has a transmission relationship with the swaying member, the front end of the connecting member is provided with an opening portion through which the refill passes, and the side wall of the connecting member is hollowed out; the sealing member is located inside the connecting member The sealing member includes a main body portion and a sealing cover fixed to the front end of the main body portion, the front end of the main body portion is provided with an opening portion through which the refill passes, and the sealing member further includes a fixing portion, and the inner wall of the pen holder is provided a locking portion, the fixing portion passes through the hollow side wall of the connecting member and is locked on the inner wall of the pen holder;

The first pen spring and the second spring are further disposed in the pen, the pen core has a front end limiting portion and a rear end limiting portion, and one end of the first spring is connected or abuts against the rear end limiting portion Upper end of the first spring is connected or abuts against a rear end of the connecting member; one end of the second spring is connected or abuts against a rear end of the sealing member, and the other end of the second spring is connected Or on the front end limit portion.
The swaying pen according to claim 1, wherein a main body portion of the connecting member has a cylindrical shape, an inner diameter of the connecting member is smaller than an inner diameter of a writing tip of the refill, and an opening portion of the main body portion The shape is circular, the sealing cover is cylindrical, and the diameter of the sealing cover is larger than the diameter of the opening of the main body portion.
The stylus pen according to claim 2, wherein the sealing cover is connected to the main body portion via a connecting portion, and the connecting portion is a stepped elastic piece.
The stylus according to claim 2, wherein the fixing portion is a projection provided on an outer side wall of the main body portion.
The stylus according to claim 1, wherein the connecting member includes first and second portions that are joined to each other, and the first portion and the second portion are both cylindrical, the first An opening portion of a portion is provided with an opening through which the pen core passes, and a side wall of the first portion is provided with a plurality of rectangular hollow portions, and a rectangular hollow portion on a side wall of the first portion is used for The fixing portion passes through.
The stylus according to claim 5, wherein a plurality of moments on the first portion At least one hollow portion is present in the shaped hollow portion to enable the seal to fit into the connector.
The swaying pen according to claim 6, wherein a plurality of rectangular hollow portions are provided on a side wall of the second portion, and the plurality of rectangular hollow portions are evenly distributed along a circumferential direction of the second portion.
The stylus according to claim 1, wherein the first spring has a stiffness that is less than a stiffness of the second spring.