WO2020135025A1

WO2020135025A1 - External rotary pulling-connecton pen

Info

Publication number: WO2020135025A1
Application number: PCT/CN2019/124283
Authority: WO
Inventors: 余成鹏
Original assignee: 陶爱琴
Priority date: 2018-12-26
Filing date: 2019-12-10
Publication date: 2020-07-02
Also published as: CN109551936B; CN109551936A

Abstract

An external rotary pulling-connecting pen, comprising a front pen holder device (1) and a rear pen holder (2), wherein the rear pen holder (2) is movably sleeved on an end outside of the front pen holder device (1); the front pen holder device (1) comprises a pen head (101) and a sleeve spine (102), and the sleeve spine (102) is fixedly connected to the rear end of the pen head (101); a buckle protruding inward is fixed to the inner side of the rear pen holder (2); a locking fixing slot (103) is formed in the outer part of the sleeve spine (102); a return slope (104) is formed on the side wall of the locking fixing slot (103); a pair of isolating flow-dividing plates (105) are provided on the outside of the sleeve spine (102); a guiding movable channel is formed between the pair of isolating flow-dividing plates (105); and an auxiliary buckle (106) is fixedly connected to one end of the isolating flow-dividing plates (105). In the described external rotary pulling-connection pen, the use state and a non-use state of a fixed buckle may be positioned by means of the locking fixing slot and a fixed blocking slot, so that stability of the device is improved. The locking fixing slot and the auxiliary buckle match each other so that position guiding is performed on the fixed buckle, thereby improving the convenience of the device.

Description

External rotary drawing pen

Technical field

The invention relates to the technical field of office appliances, in particular to an external rotary drawing pen.

Background technique

With the continuous progress of society, people's desire for cultural knowledge is increasing day by day. People are receiving new knowledge all the time in their daily learning and life. Whenever they hear some very important knowledge, they need to write it down for later review, so they need to Carry pens and papers with you, and most of the existing pens are with pen caps. Once the pen cap is lost or damaged, it will affect the life of the pen. Most automatic pens use springs and snaps for positioning for a long time. Both the spring and the buckle will wear out, and once the buckle breaks, the pen will become unusable, resulting in waste of resources.

Summary of the invention

In view of the deficiencies of the prior art, the present invention provides an external rotary drawing pen, which solves the problems raised in the background art mentioned above.

To achieve the above objectives, the present invention is achieved through the following technical solutions:

An external rotary drawing pen includes a front pen barrel device and a rear pen barrel, the rear pen barrel is movably sleeved at the rear end outside the front pen barrel device; the front pen barrel device includes a pen head and a sleeve post, and the sleeve post The outer diameter is smaller than the maximum outer diameter of the pen head, and the sleeve post is fixedly connected to the rear end of the pen head; the inner side of the rear pen barrel is fixedly provided with an inwardly protruding buckle; the sleeve is located near the pen head The outer wall of the connecting post is provided with an area for buckling activity; in the area for the buckling activity, a locking fixing groove is provided on the outside of the sleeve post, and the side wall of the locking fixing groove is provided with a reset Slope; For the area for buckle movement at the front of the locking fixing groove, a pair of isolation shunt plates are also provided on the outside of the socket column; a guide activity channel is formed between the pair of isolation shunt plates; the front end of the guide activity channel is provided with an inclination The guide boss and the inclined guide boss are provided with a fixed clamping groove at the front.

Preferably, an auxiliary buckle is fixedly connected to one end of the isolation shunt plate, that is, an auxiliary buckle is provided on both sides of the fixed groove.

Preferably, at least a pair of guide protrusions are provided in the socket post in the area for the buckle movement, and the shape of any one guide protrusion is

Auxiliary installation slopes are provided at both ends of the front part of the guide protrusions, and there is a guide gap between any pair of guide protrusions. Introduce locking fixing groove.

Further, the outer wall of the socket post located away from the pen head is provided with an installation slide corresponding to the number of buckles, the middle of the guide protrusion corresponds to the end of the installation slide; both ends of the rear of the guide protrusion are provided for The buckle enters the auxiliary slide that locks the fixing groove.

Furthermore, there are three buckles and they are evenly distributed.

Furthermore, the pen head is provided with three evenly distributed installation slideways, and one side of the inner wall of the three installation slideways is provided with a disassembly slide, and the other side of the three inner wall of the installation slideway is provided with installation Snap.

Preferably, the outer surface of the socket post located away from the pen head is provided with a cut-out groove, and one side in the installation slideway is provided with an anti-detachment buckle.

Preferably, the inside of the fixing slot is provided with a notch inclined inward.

The invention provides an external rotary drawing pen, which has the following beneficial effects:

1. The external rotary pull-out pen can realize the positioning of the fixed buckle in the use state and the non-use state by locking the fixing groove and the fixing card slot, thereby improving the stability of the device. By locking the fixing groove and auxiliary The mutual cooperation of the buckles facilitates the position guidance of the fixed buckles, so that the fixed buckles can accurately enter the fixed buckles and the locking buckles, which improves the convenience of the device.

2. The external rotary drawing pen realizes the precise guidance of the fixed buckle through the cooperation between the guide block and the first auxiliary installation slope, and improves the practicality of the device. By removing the landslide and installing the buckle Cooperating with each other, it is easy to detach the rear pen barrel from the pen barrel, thereby facilitating the replacement of the pen core.

3. The external rotary drawing pen can separate the fixed slot through the cut, so that the fixed buckle can be fixed inside the rear pen barrel, so that the fixed buckle does not move, and the fixed slot is elastically matched, which saves more effort when used By opening a groove on the surface of the pen holder, the material is saved and the weight is reduced.

4. The external rotary pull-out pen is provided with an internal thread inside the pen head, the pen head is threadedly connected to the barrel through the internal thread, and a closed ring is provided at one end of the sleeve, and a locking cap is screwed to the other end of the sleeve. It prevents the pen stem from being detached from the sleeve, and at the same time it is easy to replace the pen core, which improves the convenience and stability of the device.

BRIEF DESCRIPTION

FIG. 1 is a schematic diagram of the internal structure of the device in Embodiment 1 of the present invention

2 is a schematic structural diagram of a front pen holder device in Embodiment 1 of the present invention;

3 is a schematic diagram of the structure inside the device in Example 2 of the present invention

4 is a schematic structural view of a connecting portion of a pen holder and a guide block in Embodiment 2 of the present invention;

5 is a schematic diagram of the internal structure of the device in Example 3 of the present invention

6 is a schematic view of the structure of the connecting part of the pen holder and the anti-detachment buckle in Embodiment 3 of the present invention;

7 is a schematic diagram of the internal structure of the device in Example 4 of the present invention

FIG. 8 is a schematic structural diagram of a connecting part of a pen holder and an auxiliary buckle in Embodiment 4 of the present invention.

In the picture: 1-front pen holder, 101-pen head, 102-pen holder, 103-lock fixing groove, 104-reset slope, 105-isolated shunt plate, 106-auxiliary buckle, 107-fixed groove, 2-rear Pen holder, 3-first auxiliary installation slope, 4-guide block, 5-removal slope, 6-installation slide, 7-removal slope, 8-installation buckle, 9-groove, 10-cut, 11-proof Buckle, 12-sleeve, 13-lock cap.

detailed description

The technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

The first implementation mode:

Please refer to FIG. 1 to FIG. 2, the present invention provides a technical solution: an external rotary drawing pen includes a front pen barrel device 1 and a rear pen barrel 2, the rear pen barrel 2 is movably sleeved on the outside of the front pen barrel device 1 rear end.

The front pen holder device 1 includes a pen head 101 and a sleeve post 102, the outer diameter of the sleeve post 102 is smaller than the maximum outer diameter of the pen head 101, and the sleeve post 102 is fixedly connected to the rear end of the pen head 101. A clip 20 protruding inward is fixed inside the rear pen holder 2.

The outer wall of the sleeve post 102 near the pen head 101 is provided with an area for buckling activity; in the area for buckle activity, a locking fixing groove 103 is provided on the outside of the sleeve post 102 The side wall of the locking fixing groove 103 is provided with a reset slope 104. The outer diameter of the area of the socket post 102 near the pen head 101 is smaller than the area of the socket post 102 away from the pen head 101, so the buckle 20 can just move in this area.

The locking fixing groove 103 is formed by a step wall outside the socket post 102 that is higher than the area for the buckle to move. For the area at the front end of the locking fixing groove 103 for the buckling activity, a pair of isolation shunt plates 105 are also provided outside the socket post 102. A guide movable channel is formed between a pair of isolation manifolds 105, and an inclined guide boss 108 is provided at the front end of the guide movable channel, and a fixed clamping slot 107 is provided at the front of the inclined guide boss 108. An auxiliary buckle is fixedly connected to one end of the isolation shunt plate 105, that is, an auxiliary buckle is provided on both sides of the fixed slot 107. The inside of the fixing slot 107 is provided with a cutout inclined inward.

At least one pair of guide protrusions 4 is also provided in the socket post 102 in the area for the buckling activity, and the shape of any one guide protrusion 4 is

Auxiliary installation slopes are provided at both ends of the front part of the guide protrusions 4, there is a guide gap between any pair of guide protrusions 4, the position of the locking fixing groove 103 and the guide gap is opposite, so that when the buckle 20 is reset The locking fixing groove 103 is introduced through the auxiliary installation slope.

The outer wall of the socket post 102 away from the pen head 101 is provided with mounting slides 6 corresponding to the number of buckles 20, the middle of the guide protrusion 4 corresponds to the end of the installation slide 6; the rear ends of the guide protrusion 4 Both are provided with auxiliary slideways for snapping into the locking fixing groove 103. The number of the above-mentioned buckles 20 is three and is evenly distributed. The number of the locking fixing grooves 103 is also matched with the buckle 20. Similarly, there are three pairs of isolation shunt plates 105, and the inclined guide bosses 108 are located in the three pairs of isolation shunt plates 105 and correspond to the positions of the locking fixing grooves 103. The misalignment of the guide protrusion 4 is located in the corresponding area between the locking fixing grooves 103 for the buckle movement. The pen head 101 is provided with three evenly distributed installation guide rails 6 on the outer surface, and one side of the inner wall of the three installation guide rails 6 is provided with a disassembly slide 7, and the other side of the three inner wall of the installation guide rail 6 is provided with Install the buckle 8.

The outer surface of the socket post 102 located away from the pen head 101 is provided with a notch 9, and a side of the installation slide 6 is provided with an anti-detachment buckle 11.

The working principle of the first implementation mode:

When in use, first push the rear pen 2 toward the front pen device 1, so that the fixed buckle moves along with the slope on the side of the inclined guide boss 108 and deforms. When the fixed buckle is over the slope of the inclined guide boss 108 At the time, the fixed buckle immediately restores its deformation and is engaged with the fixed card slot 107. At this time, the position between the front pen holder 1 and the rear pen holder 2 is fixed. When not in use, gently push the rear pen holder 2 toward the pen head 101 to disengage the fixed buckle from the fixed holder slot 107, and then rotate the rear pen holder 2 and withdraw it. At this time, the fixed buckle slides into the lock along with the reset slope 104 In the fixing groove 103, the locking fixing groove 103 is engaged with the fixing buckle.

The second implementation mode:

Please refer to FIG. 3 to FIG. 4, the outer surface of the pen holder 102 is fixedly installed with an auxiliary buckle 106, one end of the auxiliary buckle 106 is provided with a first auxiliary installation slope 3, and the outer surface of the pen holder 102 is fixedly installed with a guide block 4, a guide block Both ends of the 4 are provided with a second auxiliary installation slope, the outer surface of the pen holder 102 is provided with a locking and fixing groove 103, and both sides of the lock and fixing groove 103 are provided with a dismantling slope 5, and the outer surface of the pen holder 102 is provided with three evenly distributed The installation slide 6 is installed on one side of the inner wall of the three installation slides 6, and the removal slide 7 is used to facilitate the introduction of the fixed buckle into the installation slide 6 to facilitate the rear pen 2 For quick disassembly, an installation buckle 8 is provided on the other side of the inner wall of the three installation slides 6.

The working principle of the third implementation mode:

When in use, first push the rear pen holder 2 toward the pen head 101, and use the guiding effect of the second auxiliary installation slope and the first auxiliary installation slope 3, so as to push the fixing buckle into the fixing slot 107 more quickly, When not in use, gently push the rear pen holder 2 toward the pen head 101 to disengage the fixed buckle from the fixed holder slot 107, and then rotate the rear pen holder 2 and withdraw it. At this time, the fixed buckle slides into the lock with the guide block 4 In the fixing slot 103, the locking fixing slot 103 is engaged with the fixing buckle. When removing, the fixing buckle needs to be pushed toward the guide block 4, and then the rotation movement angle makes the fixing buckle enter the installation slide along with the removal landslide 7 In 6, realize quick disassembly.

The third implementation mode:

Please refer to FIG. 5 to FIG. 6, the outer surface of the pen holder 102 is provided with a notch 9, which saves material, and changes the direction of installation and disassembly, and the outer surface of the pen holder 102 is provided with a fixed card slot 107, which is opened inside the fixed card slot 107 There are cutouts 10 to facilitate the separation of the structure of the fixed slot 107, so that the fixed buckle can be fixed inside the rear pen holder 2, so that the fixed buckle does not move, the fixed slot is elastically matched, and it is more labor-saving to use, while increasing the fixed slot The distance between 107 and the pen head 101, so that even when not in use, the fixed card slot 107 will not leak out, and the outer surface of the pen holder 102 is provided with a mounting slide 6 on the side of the cut slot 9, the mounting slide 6 An anti-detachment buckle 11 is provided on one side of the inside, which is convenient for limiting the fixed buckle.

The working principle of the third implementation mode:

When in use, first push the rear pen holder 2 toward the pen head 101, and use the guiding effect of the second auxiliary installation slope and the first auxiliary installation slope 3, so as to push the fixing buckle into the fixing slot 107 more quickly, When not in use, gently push the rear pen holder 2 toward the pen head 101 to disengage the fixed buckle from the fixed holder slot 107, and then rotate the rear pen holder 2 and withdraw it. At this time, the fixed buckle slides into the lock with the guide block 4 In the fixing slot 103, the locking fixing slot 103 is engaged with the fixing buckle. When removing, the fixing buckle needs to be pushed toward the guide block 4, and then the rotation movement angle makes the fixing buckle enter the installation slide along with the removal landslide 7 In 6, it is connected with the anti-detachment buckle 11.

The fourth implementation mode:

Please refer to FIG. 7 to FIG. 8, the inner side of the pen head 101 is provided with an internal thread, and the inner thread of the pen head 101 is connected with the pen barrel 102, the outer sleeve of the pen barrel 102 is sleeved with a sleeve 12, and one end of the sleeve 12 is provided with a closure The ring prevents the pen 102 and the sleeve 12 from falling off, which improves the stability. The other end of the sleeve 12 is screwed with a locking cap 13.

The working principle of the fourth implementation mode:

When in use, first push the rear pen holder 2 towards the front pen holder device 1, so that the fixed buckle moves along the slope on the side of the auxiliary buckle 106 and deforms. When the fixed buckle is over the slope, the fixed buckle Deformation is restored immediately, and it is engaged with the fixing slot 107. At this time, the position between the front pen holder 1 and the rear pen holder 2 is fixed. When not in use, the rear pen holder 2 is gently pushed toward the pen head 101, so that the fixed buckle Disengage from the fixing slot 107, and then rotate the pen barrel 2 and withdraw it. At this time, the fixing buckle slides into the locking fixing slot 103 along with the reset slope 104, and the locking fixing slot 103 is engaged with the fixing buckle. Just loosen the pen head 101 and the locking cap 13, and then insert the pen stem 102 from the end of the sleeve 12, take it out from the end of the closed ring, and thread the pen head 101, and finally lock the cap 13 and the sleeve 12 Make a screw connection.

The above are only preferred specific embodiments of the present invention, but the scope of protection of the present invention is not limited to this. Any person familiar with the technical field within the technical scope disclosed by the present invention, according to the technical solutions of the present invention Equivalent substitutions or changes to the inventive concept should be covered by the protection scope of the present invention.

Claims

An external rotary pull-out pen includes a front pen holder (1) and a rear pen holder (2), characterized in that the rear pen holder (2) is movably sleeved at the rear end outside the front pen holder (1);

The front pen holder device (1) includes a pen head (101) and a sleeve post (102), the outer diameter of the sleeve post (102) is smaller than the maximum outer diameter of the pen head (101), and the sleeve post (102) Fixedly connected to the rear end of the pen head (101);

A clip (20) protruding inward is fixed on the inner side of the rear pen holder (2);

The outer wall of the sleeve post (102) located near the pen head (101) is provided with an area for buckling activity; in the area for buckle activity, the outer of the sleeve post (102) is provided There is a locking fixing groove (103), and the side wall of the locking fixing groove (103) is provided with a reset slope (104);

For the area for the buckle movement located at the front end of the locking fixing groove (103), a pair of isolation shunt plates (105) are also provided outside the socket post (102); a guide is formed between the pair of isolation shunt plates (105) Active channel; the front end of the guide active channel is provided with an inclined guide boss (108), and a fixed clamping slot (107) is provided at the front of the inclined guide boss (108).
The external rotary pull-out pen according to claim 1, characterized in that: an auxiliary buckle (106) is fixedly connected to one end of the isolation shunt plate (105), that is, two sides of the fixed groove (107) are provided There are auxiliary snaps (106).
The external rotary pull-out pen according to claim 1, characterized in that: (Embodiment 2) at least one pair of guide protrusions (4 ), the shape of any guide protrusion (4) is
Auxiliary installation slopes are provided at both ends of the front part of the guide protrusion (4). There is a guide gap between any pair of guide protrusions (4). The positions of the locking fixing groove (103) and the guide gap are When resetting the buckle (20), the auxiliary fixing slope leads into the locking fixing groove (103).
An external rotary pull-out pen according to claim 3, characterized in that the outer wall of the socket post (102) located away from the pen head (101) is provided with a number corresponding to the number of buckles (20) Install the guide rail (6), the middle part of the guide protrusion (4) corresponds to the end of the installation guide rail (6); both ends of the rear part of the guide protrusion (4) are provided with the aid for snapping into the locking fixing groove (103) slide.
An external rotary drawing pen according to claim 4, characterized in that there are three buckles (20) and the number is evenly distributed.
An external rotary drawing pen according to claim 5, characterized in that: the pen head (101) is provided with three evenly distributed mounting slides (6) on the outer surface, and three inner walls of the mounting slides (6) One side is provided with a disassembly slide (7), and the other side of the inner wall of the three installation slides (6) is provided with an installation buckle (8).
An external rotary pull-out pen according to claim 1, characterized in that a groove (9) is formed on the outer surface of the socket post (102) located away from the pen head (101) An anti-disengagement buckle (11) is provided on one side in the installation slide (6).
An external rotary drawing pen according to claim 1, characterized in that: a cutout (10) inclined inwardly is formed inside the fixing slot (107).