CN109605983B

CN109605983B - A squeezing and rotating pen

Info

Publication number: CN109605983B
Application number: CN201811605549.8A
Authority: CN
Inventors: 余成鹏
Original assignee: Wenzhou Jiansi Stationery Co Ltd
Current assignee: Jianchuang Stationery Zhejiang Co ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-05-22
Anticipated expiration: 2038-12-26
Also published as: CN109605983A

Abstract

The purpose of the present invention is to provide a pen that can hide or extend the refill by squeezing and rotating the pen head. At the beginning of writing, the pen core is exposed by squeezing the front pen holder and the rear pen holder; at the end of writing, the pen core is hidden by pressing the front pen holder and the rear pen holder and rotating the front pen holder. The pressing and rotating pen of the present invention is convenient and simple, and the pen core will not be protruded due to accidental pressing during the carrying process.

Description

Extrusion rotating pen

Technical Field

The invention relates to stationery, in particular to a pen with a telescopic pen core realized by extruding and rotating a pen point.

Background

The pressing pen in the prior art is complex in structure, and the pen core can be exposed and retracted by pressing the rear end only by changing a pressing gesture during writing. The pen which adopts the extrusion and rotation modes to rapidly change the state whether the pen core is exposed or not is not reported.

Disclosure of Invention

The invention aims to provide a pen which can quickly extend a pen core by pressing a pen point and then press and rotate the pen point to hide the pen core.

In order to realize the purpose of the invention, the invention adopts the following technical scheme:

an extrusion rotating pen is composed of a rear pen holder, a connecting piece, a front pen holder, a pen core and a spring; the body of the refill is positioned in a pen shell consisting of a front pen holder, a rear pen holder and a connecting piece, the front pen point of the refill is arranged at the front end part of the front pen holder and can extend out and retract, and the connecting piece is connected with the rear pen holder; the rear part of the front penholder is provided with a rotary connecting part, the rear part of the rotary connecting part is provided with two hooks which protrude outwards in the radial direction and are symmetrically distributed, and the front end of the rotary connecting part is provided with a rotary part; the rotary part, the rotary connecting part and the hook are integrally formed on the front penholder; the inner wall of the front part of the rear penholder is provided with a guide groove and a guide clamping groove; the guide groove is composed of two guide strips and locking steps which are symmetrically distributed, the front ends of the two guide strips and the two ends of the locking steps are connected into a whole, a groove between the two guide strips and the locking step is a middle guide locking groove, the front side of the locking step is provided with a guide slope, the locking step which is positioned at the rear end of the middle guide locking groove can be hooked by a clamping hook, and the middle of the top of the locking step is sunken; the guide clamping groove comprises a first guide withdrawing groove positioned on one side of the middle guide groove and a second guide withdrawing groove positioned on the other side; the outer side wall of the first guiding and withdrawing groove far away from the guiding groove and the outer side wall of the second guiding and withdrawing groove far away from the guiding groove are both arc-shaped; the movable starting end of the clamping hook corresponding to the front end of the middle guide locking groove is an arc transition section; two ends of the arc transition section are respectively connected with the outer side walls of the first guiding and withdrawing groove and the second guiding and withdrawing groove; a gap for the hook to rotate and pull out is reserved between the front end of the guide groove and the side wall of the rear end of the guide clamping groove;

a first pressing operation: the distance between the front pen holder and the rear pen holder is extruded by operation, the clamping hook is gradually pushed to the guide slope from the tail end of the middle guide locking groove, the clamping hook is locked on the step, the clamping hook is positioned at the concave part of the locking step at the moment, and the pen point is exposed;

second pressing and rotating operation: the nib exposes the state, slightly compresses the distance between preceding pen-holder and the back pen-holder for the pothook can break away from the bellying at closure step both ends, then rotates the rotating part, and the pothook moves back in the groove or the second direction moves back the groove through first direction, and the pothook can fall into the tail end in middle direction locking groove, and the nib is hidden.

Preferably, a certain gap is left between the connecting member and the rotary part in the extended state of the nib, and the gap between the front barrel and the rear barrel is slightly compressed in the second pressing and rotating operation.

Preferably, the rear end of the rear penholder is provided with a refill axis positioner, the rear end of the refill is positioned in the refill axis positioner, and when the refill is operated to be exposed and hidden, the axis of the refill is superposed with the axes of the front penholder and the rear penholder; the inner part of the front end of the rear penholder is provided with rear penholder internal threads; the inner wall of the rear penholder is provided with a circle of clamping piece limiting strip.

Preferably, the outer side of the tail end of the connecting piece is provided with an external thread of the connecting piece, and the top of the tail end of the connecting piece is adhered with a rubber gasket; the connecting piece is the cavity design, and the refill can pass from the connecting piece in the middle of, and the internal diameter of connecting piece is greater than the external diameter of swivelling joint portion a little, is less than the external diameter of two pothooks, and the pothook is the plastics material, has slight deformability.

Preferably, the hook passes through the hollow part of the connecting piece, and the connecting piece is in threaded connection with the rear penholder through the external thread of the connecting piece.

Preferably, the rotary part has a raised pattern for rotation, and the front barrel has a front barrel top portion having a tapered surface structure between the exposed end of the nib and the rotary part, and the front barrel top portion is integrally connected to the hook, the rotary connection part, and the rotary part.

Preferably, the guide strip on the inner wall of the rear penholder is connected with the bottom wall of the guide clamping groove into a whole.

Preferably, the snap ring on the inner side of the top end of the front penholder is in a stepped step form, so that the space around the spring in the front penholder is reduced, and the spring is not bent and deformed transversely when being compressed.

Preferably, the tail ends of the two guide strips are designed to enlarge the opening at the tail end of the middle guide locking groove by adopting a pin cutting design, so that the clamping hook can conveniently enter.

Preferably, the first pressing operation and the second pressing and rotating operation are not in sequential order.

Compared with the prior art, after the technical scheme is adopted, the method has the following beneficial effects:

according to the technical scheme, the front penholder is extruded and rotated, traditional pressing is not needed, and the pen point can be extruded by one hand to extend out of the pen core when writing is finished or started; the pen point is squeezed and rotated in a small range, and the pen core is changed to be hidden in the pen holder. The pen is convenient and simple, and the pen core can not extend out due to accidental extrusion in the carrying process.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a perspective cut-away view of the present invention.

Fig. 3 is an exploded view of the present invention without a cartridge.

Fig. 4 is a three-dimensional cut-away schematic view of the joint of the rear pen holder and the front pen holder of the invention.

Fig. 5 is a partial enlarged view of a portion a in fig. 4.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example (b):

an extrusion rotary pen as shown in fig. 1 to 4 is composed of a rear pen holder 1, a connecting piece 2, a front pen holder 3, a pen core 4 and a spring 5. The body of the refill 4 is positioned in a pen shell consisting of a front pen holder 3, a rear pen holder 1 and a connecting piece 2, the front pen point of the refill 4 is arranged at the front end part of the front pen holder 3 and can extend out and retract, and the connecting piece 2 is connected with the rear pen holder 1.

The rear part of the front penholder 3 is provided with a rotary connecting part 31, the rear part of the rotary connecting part 31 is provided with two hooks 311 which protrude outwards in the radial direction and are symmetrically distributed, and the front end of the rotary connecting part 31 is provided with a rotary part 32; the rotary part 32, the rotary connection part 31, and the hook 311 are integrally formed with the front barrel 3.

The inner wall of the front part of the rear penholder 1 is provided with a guide groove 13 and a guide clamping groove 15.

The guide groove 13 is composed of two guide strips 132 and locking steps 133 which are symmetrically distributed, the front ends of the two guide strips 132 and the two ends of the locking steps 133 are connected into a whole, the groove between the two guide strips 132 and the locking steps 133 is a middle guide locking groove 130, the front side of the locking steps 133 is provided with a guide slope 134, the locking steps 133 which are positioned at the rear end of the middle guide locking groove 130 can be hooked by the hooks 311, and the top of the locking steps 133 adopts a design that the middle is concave and the two sides are slightly convex.

The guide card slot 15 comprises a first guide withdrawing slot 151 positioned at one side of the middle guide slot 13 and a second guide withdrawing slot 152 positioned at the other side; the outer side wall of the first guiding and withdrawing groove 151 far away from the guiding groove 13 and the outer side wall of the second guiding and withdrawing groove 152 far away from the guiding groove 13 are both arc-shaped; the movable starting end of the hook 311 corresponding to the front end of the middle guide locking groove 130 is an arc transition section; the two ends of the arc transition section are respectively connected with the outer side walls of the first guiding and withdrawing groove 151 and the second guiding and withdrawing groove 152;

a gap for the hook 311 to rotate out is left between the front end of the guide slot 13 and the side wall of the rear end of the guide slot 15.

In the nib-extended state, a certain gap is left between the connecting member 2 and the rotary portion 32 for slightly compressing the gap between the front barrel 3 and the rear barrel 1 in the second pressing and rotating operation.

The rear end of the rear pen holder 1 is provided with a pen core axis positioner 11, the rear end of the pen core 4 is positioned in the pen core axis positioner 11, and when the pen core 4 is operated to be exposed and hidden, the axis of the pen core 4 is superposed with the axes of the front pen holder 3 and the rear pen holder 1; the inner part of the front end of the rear penholder 1 is provided with rear penholder internal threads 14; the inner wall of the rear penholder 1 is provided with a circle of clamping piece limiting strips 12.

The outer side of the tail end of the connecting piece 2 is provided with a connecting piece external thread 21, and the top of the tail end of the connecting piece 2 is adhered with a rubber gasket 22; the connecting piece 2 is of a hollow design, the pen core 4 can penetrate through the middle of the connecting piece 2, the inner diameter of the connecting piece 2 is slightly larger than the outer diameter of the rotary connecting part 31 and smaller than the outer diameters of the two clamping hooks 311, and the clamping hooks 311 are made of plastic materials and have slight deformation capacity.

The hook 311 passes through the hollow part of the connector 2, and the connector 2 is connected with the rear barrel 1 through the connector external thread 21 and the rear barrel thread 14.

The rotary part 32 is provided with a concave-convex pattern which is convenient for rotation, a front penholder top part 33 with a conical surface structure is arranged between the pen point exposed end of the front penholder 3 and the rotary part 32, and the front penholder top part 33 is also connected with the clamping hook, the rotary connecting part 31 and the rotary part 32 into an integral structure.

The guide strip 13 on the inner wall of the rear penholder 1 is connected with the bottom wall of the guide clamping groove 15 into a whole.

The snap ring at the inner side of the top end of the front penholder 3 adopts a step form, so that the space around the spring in the front penholder is reduced, and when the spring 5 is compressed, the spring 5 is not bent and deformed transversely.

The tail ends of the two guide bars 132 are designed to enlarge the opening at the tail end of the middle guide locking groove 130 by adopting a pin cutting design, so that the hooks 311 can enter conveniently.

The structure of the pen in the patent is as above, and the operations of extending and hiding the pen core at the beginning and the end of writing are as follows:

a first pressing operation: the hook 311 is operated to squeeze the distance between the front barrel 3 and the rear barrel 1 from the tail end of the middle guide locking groove 130 as a movable starting end, so that the spring 5 in the front barrel is compressed, the hook is gradually pushed into the guide slope 134 from the tail end of the middle guide locking groove 130, the hook 311 slightly deforms to cross over the guide slope 134 and hook the locking step 133, the hook is positioned at the concave part of the locking step 133 at the moment, and the pen point is exposed.

Second pressing and rotating operation: when the pen point is exposed, the distance between the front pen holder 3 and the rear pen holder 1 is slightly compressed, so that the forward movement space of the hook 311 is higher than the convex surfaces at the two ends of the locking step 133, then the rotating part 32 is rotated, the hook is separated from the locking step 133 and enters the first guiding and retreating groove 151 or the second guiding and retreating groove 152, and because the side walls of the first guiding and retreating groove 151 and the second guiding and retreating groove 152 are designed in an arc shape, the hook 311 falls into the tail end of the middle guiding and locking groove 130. The hook 311 is separated from the locking step 133, the spring is compressed and restored, and the pen point is hidden.

The first pressing operation and the second pressing and rotating operations are not in sequential order.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A squeezing and rotating pen, comprising a rear pen holder (1), a connecting piece (2), a front pen holder (3), a refill (4) and a spring (5); the main body of the pen refill (4) is located in the front pen holder (3) In the pen housing composed of the rear pen holder (1) and the connecting piece (2), the front tip of the refill (4) is at the front end of the front pen holder (3) and can be extended and retracted, and the connecting piece (2) ) is connected with the rear pen holder (1); the rear part of the front pen holder (3) is provided with a rotating connecting part (31), and the rear part of the rotating connecting part (31) is provided with two radially outwardly protruding symmetrically distributed hooks ( 311), the front end of the rotating connecting part (31) is provided with a rotating part (32); the rotating part (32), the rotating connecting part (31), and the hook (311) are integrated on the front pen holder (3); (1) The inner wall of the front part is provided with a guide groove (13) and a guide slot (15); the guide groove (13) is composed of two symmetrically distributed guide bars (132) and locking steps (133). The front end of the strip (132) and the two ends of the locking step (133) are connected as a whole, and the groove between the two guide strips (132) and the step (133) of the locking step is an intermediate guide locking groove (130), and the locking The front side of the locking step (133) is provided with a guide slope (134), and the locking step (133) located at the rear end of the middle guide locking groove (130) can be hooked by the hook (311). The locking step (133) The top middle of the groove is recessed; the guide slot (15) includes a first guide groove (151) on one side of the middle guide groove (13), and a second guide groove (152) on the other side; the first The outer side wall of the guide groove (151) away from the guide groove (13) and the outer side wall of the second guide groove (152) away from the guide groove (13) are arc-shaped; The movable starting end of the hook (311) is an arc-shaped transition section; the two ends of the arc-shaped transition section are respectively connected to the outer side walls of the first guide groove (151) and the second guide groove (152); the front end of the guide groove (13) A space for the hook (311) to be rotated and disengaged is left between it and the rear side wall of the guide slot (15); the first squeeze operation: operate and squeeze the front pen holder (3) and the rear pen holder (1) The distance between the hooks is gradually advanced from the tail end of the middle guide locking groove (130) to the guide slope (134), the hooks (311) hook onto the locking steps (133), and the hooks are located at the locking steps (133). 133), the pen tip is exposed; the second squeeze and rotation operation: the pen tip is exposed, slightly compress the distance between the front pen barrel (3) and the rear pen barrel (1), so that the hook (311) can be released from the locking step (133) The convex surfaces at both ends, then rotate the rotating part (32), the hook passes through the first guide recess (151) or the second guide recess (152), and the hook (311) will fall into the middle guide lock The end of the groove (130), the nib is hidden.

2 . The squeezing rotary pen according to claim 1 , characterized in that: when the pen tip is extended, a certain gap is left between the connecting piece ( 2 ) and the rotating part ( 32 ) for the second squeezing. 3 . When operating and rotating, slightly compress the gap between the front barrel (3) and the rear barrel (1).

3. A squeeze-and-rotate pen according to claim 1, characterized in that: the rear end of the rear pen holder (1) is provided with a refill axis locator (11), and the rear end of the refill (4) is located at the refill axis Inside the center locator (11), when the refill (4) is operated to expose and hide, the axis of the refill (4) coincides with the axes of the front pen holder (3) and the rear pen holder (1); the front end of the rear pen holder (1) There is an inner thread (14) of the rear pen holder inside; and a ring of clamp limiting strips (12) is arranged on the inner wall of the rear pen holder (1).

4. A kind of extrusion rotary pen according to claim 1 is characterized in that the outer side of the tail end of the connecting piece (2) has a connecting piece external thread (21), and the top of the tail end of the connecting piece (2) is pasted with a rubber pad piece (22); the connecting piece (2) is of hollow design, the refill (4) can pass through the middle of the connecting piece (2), and the inner diameter of the connecting piece (2) is slightly larger than the outer diameter of the rotating connecting part (31), less than The outer diameter of the two hooks (311), the hooks (311) are made of plastic and have a slight deformation ability.

5 . The squeezing and rotating pen according to claim 1 , wherein the hook ( 311 ) passes through the hollow part of the connecting piece ( 2 ), and passes between the connecting piece ( 2 ) and the rear pen holder ( 1 ). 6 . The outer thread (21) of the connecting piece is connected with the thread (14) of the rear pen barrel.

6. A kind of extrusion rotary pen according to claim 1, it is characterized in that on the rotary part (32), there are concave-convex patterns which are convenient for rotation, and between the exposed end of the pen tip on the front pen holder (3) and the rotary part (32) is a The front pen holder top (33) of the tapered surface structure, the front pen holder top (33), the hook, the rotating connecting part (31) and the rotating part (32) are all connected into an integral structure.

7 . The squeezing and rotating pen according to claim 1 , wherein the guide strip ( 13 ) on the inner wall of the rear pen holder ( 1 ) and the bottom wall of the guide slot ( 15 ) are integrated into one. 8 .

8 . The squeezing and rotating pen according to claim 1 , wherein the snap ring on the inner side of the top end of the front pen holder ( 3 ) is in the form of steps. 9 .

9 . The squeezing and rotating pen according to claim 1 , wherein the tail ends of the two guide strips ( 132 ) are designed to expand the opening of the tail end of the middle guide locking groove ( 130 ) through a foot-cut design. 10 .

10 . The squeezing and rotating pen according to claim 1 , wherein the first squeezing operation and the second squeezing and rotating operation are in no particular order. 11 .