CN110395067B - Magnetic rotary telescopic pen - Google Patents
Magnetic rotary telescopic pen Download PDFInfo
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- CN110395067B CN110395067B CN201910657582.3A CN201910657582A CN110395067B CN 110395067 B CN110395067 B CN 110395067B CN 201910657582 A CN201910657582 A CN 201910657582A CN 110395067 B CN110395067 B CN 110395067B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
- B43K24/03—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by flicking or tilting
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The invention relates to stationery, in particular to a magnetic rotating type telescopic pen. A magnetic rotation type telescopic pen comprises a first pen holder barrel part, a pen core, a second pen holder barrel part, a clamping part, a magnetic ring and a spring, wherein a body of the pen core, the spring and the clamping part are all positioned in the first pen holder barrel part and the second pen holder barrel part; the front end of the clamping component is connected with the rear end of the first pen holder barrel part through magnetic attraction, and the clamping component can rotate relative to the magnetic ring and the first pen holder barrel part. The compression pen with the replaceable pen core can be quickly operated by one hand without changing gestures during writing. The handheld telescopic pen can be operated quickly by one hand without changing gestures during writing; through the connection of the magnetic rotating type of the components, the writing force can be controlled, and the writing posture can be corrected.
Description
Technical Field
The invention relates to stationery, in particular to a magnetic rotating type telescopic pen.
Background
The writing tool is a necessary tool in daily work and life at present, wherein, the most used is the pressing pen, can be operated by one hand, and is convenient to use. However, the existing pressing pen is complex in structure, and the pen end can be pressed only after the pen holding gesture needs to be changed in the writing process, so that the pen core is controlled to be exposed and retracted, inconvenience is brought to a user sometimes, and the pen state cannot be switched quickly.
Meanwhile, the existing pressing pen is difficult to improve due to technical prejudice, technicians fatigue in improvement, and the existing pressing pen is unstable in structure, easy to lose accessories after being disassembled, and difficult to assemble. Moreover, the large number of components results in particularly high manufacturing costs. For this reason, the pen with cap on the market is still very high due to low cost, and the loss of the cap becomes a big trouble for users.
In addition, when the pressing pen is placed in a schoolbag, a briefcase and a pocket, the pressing button is inevitably knocked out, so that the refill is exposed out of paper, cloth in the briefcase and a pocket of clothes in the figured briefcase, and troubles are caused.
Disclosure of Invention
The invention aims to provide a handheld telescopic pen which can be operated quickly by one hand without changing gestures during writing; through the connection of the magnetic rotating type of the components, the writing force can be controlled, and the writing posture can be corrected.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
a magnetic rotation type telescopic pen comprises a first pen holder barrel part, a pen core, a second pen holder barrel part, a clamping part, a magnetic ring and a spring, wherein a body of the pen core, the spring and the clamping part are all positioned in the first pen holder barrel part and the second pen holder barrel part; the front end of the clamping component is connected with the rear end of the first penholder barrel part through a magnetic ring in an attracting mode through magnetic attraction, and the clamping component can rotate relative to the magnetic ring and the magnetic ring relative to the first penholder barrel part; after the first pen holder barrel part and the second pen holder barrel part are sleeved, a polygonal clamping groove is formed in the contact surface of the outer surface of the clamping part and the second pen holder barrel part, and a limiting stop piece is further arranged inside the polygonal clamping groove; the inner side wall of the second pen holder barrel part is provided with a clamping part bulge, and the clamping part bulge is accommodated in the polygonal clamping groove and cannot be separated; when the second pen holder barrel part and the first pen holder barrel part axially move mutually, the clamping piece protrusion can slide along the periphery of the limiting blocking piece in the polygonal clamping groove; the limiting stop piece is positioned in the middle area of the polygonal clamping groove, when the second pen holder barrel part and the first pen holder barrel part axially move mutually, the clamping piece protrusion is clamped into the limiting stop piece, the second pen holder barrel part and the first pen holder barrel part are in a first stage of being relatively close to the first pen holder barrel part in the axial direction, and the pen core is in an exposed state; when the clamping piece protrusion is separated from the limiting blocking piece and the second pen holder barrel part and the first pen holder barrel part are in the second stage of axial separation, the pen core is in a hidden state.
Preferably, the front part of the barrel part of the second penholder is provided with a fence-shaped extension column 30, and the fence-shaped extension columns 30 extend outwards along the length square and form a barrel shape; convex strips 11 matched with the fence-shaped extension columns 30 are arranged on the periphery of the front part of the first pen holder barrel part, and adjacent convex strips 11 are clamped between the adjacent extension columns 30, so that the first pen holder barrel part and the second pen holder barrel part are limited to move relatively in the length direction;
preferably, the front end of the clamping part and the rear end of the first penholder barrel part are respectively provided with a magnet or metal attracted with the magnetic ring; the outer side of the magnetic ring is wrapped with an anti-friction layer.
Preferably, the second penholder barrel comprises a penholder barrel body and a front part of the rear barrel, and the front end of the penholder barrel body is provided with a mounting part which is rotationally connected with the front part of the rear barrel; the front part of the rear cylinder comprises a fence-shaped extension column and a cylinder root connected with the fence-shaped extension column, and the installation part is rotatably sleeved with the cylinder root.
Preferably, a locking groove is arranged at the rear part of the first pen rod barrel part, and a locking clamping piece is arranged on the inner wall of the pen rod barrel part body of the second pen rod barrel part corresponding to the locking groove; the locking grooves comprise a loading guide groove, a rotation stopping straight groove, a locking guide groove, a locking clamping groove and a compression straight groove; from the rear part to the front part of the first pen rod barrel part, the loading guide groove, the rotation stopping straight groove, the locking guide groove and the compression straight groove are sequentially communicated from the rear part to the front part;
the locking clamping groove is in the circumferential direction and deviates from the rotation stopping straight groove and the compression straight groove; the locking clamping groove is respectively connected with the rotation stopping straight groove or the compression straight groove through the groove wall of the locking guide groove to form rotation guide of the locking clamping piece;
the clamping piece protrusion is separated from the limiting blocking piece, the second pen holder barrel part and the first pen holder barrel part are in the second stage of axial separation, namely when the pen core is in a hidden state, the locking clamping piece is located in the rotation stopping straight groove.
Preferably, the loading guide groove is in a horn shape with a large back and a small front, the front end of the loading guide groove is communicated with the rotation-stopping straight groove, and the front end of the rotation-stopping straight groove is communicated with the locking guide groove; the locking guide groove is formed by enclosing a first guide inclined wall 150 which is connected with the rotation-stopping straight groove and the locking clamping groove, and a second guide inclined wall 151 which is connected with the locking clamping groove and the rear end of the compression straight groove.
Preferably, the polygonal clamping groove is positioned on the outer side wall of the middle part of the clamping part, and the limiting blocking part is positioned in the middle area of the polygonal clamping groove, so that the bulge of the clamping part is accommodated in a guide groove structure between the polygonal inner wall of the polygonal clamping groove and the outer wall of the limiting blocking part to move;
the guide groove structure comprises a first guide slide way, a first guide slope, a second guide slide way, a second guide slope, a third guide slide way and a return guide slope, wherein the first guide slide way, the first guide slope, the second guide slide way, the second guide slope, the third guide slide way and the return guide slope are used for the protrusion movement of the clamping piece;
the first guide slide way, the first guide slope, the second guide slide way, the second guide slope, the third guide slide way and the return guide slope are sequentially connected end to end, and the tail end of the return guide slope is connected with the first guide slide way;
the limiting stopper comprises a first limiting slope corresponding to the second guide slide way and a blocking clamp position used for accommodating the bulge of the clamping piece and exposing the pen point of the pen core; the blocking clamping position axially corresponds to the middle part of the second guide slope;
the starting position of the first guide slide way of the polygonal clamping groove is provided with a loading guide groove communicated with the rear end of the clamping part, the loading guide groove is a horn-shaped guide groove with a large rear side and a small front side, and the loading guide groove is provided with a blocking step which is positioned at the inner end part of the front side of the horn-shaped guide groove.
Preferably, the rear end of the clamping part is provided with an installation part with the outer diameter smaller than that of the body of the clamping part, the installation part comprises an annular installation groove and an installation convex ring, and the installation convex ring is positioned on the rear side of the installation groove; and the inner wall of the rear end of the first pen holder barrel part is provided with an annular mounting structure corresponding to the mounting groove.
Preferably, the rear outer side wall diameter of the first pen rod barrel part is the same as the outer side wall diameter of the clamping part.
Preferably, an iron ring is fixed to the rear end of the first barrel.
Compared with the prior art, after the technical scheme is adopted, the method has the following beneficial effects:
1. the handheld telescopic pen can be operated quickly by one hand without changing gestures during writing, and is convenient to use. In addition, the advantage of this magnetic ring formula connection conveniently changes the refill, reduces the holistic external diameter of pen simultaneously. Meanwhile, the writing posture can be corrected, the most appropriate magnetic attraction force is used, and on the premise that the dismounting force for replacing the refill cannot be too large, when the writing force of a user is too large, the user holds the pen too far ahead, the front pen holder and the rear pen holder can be separated from each other, so that the user is reminded of wrong writing posture, and the writing posture is adjusted to be correct.
2. Compared with the pen with the traditional pen cap, the handheld telescopic pen provided by the invention has the advantages that the pen cap and other separating parts are not arranged, the structure is simple, and the problem that the pen cap is easy to lose is avoided.
3. Compared with the traditional pressing pen, the pressing parts of the handheld telescopic pen are the front part and the rear part of the pen holder instead of pressing the button, so that misoperation can be avoided. And after the locking groove is introduced in the preferable scheme, when the pen core is hidden, the hidden state of the pen core can be locked in a rotating mode through manual operation, and the problem that articles in a briefcase cannot be dirtied or scratched even if the pressing pen is placed in the briefcase and touched by mistake by external force is solved.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is a schematic cross-sectional view of embodiment 1 of the present invention.
Fig. 3 is an exploded installation view of embodiment 1 of the present invention. A
Fig. 4 is a schematic structural view of a cartridge protrusion in a second barrel part according to embodiment 1 of the present invention.
Fig. 5 is a schematic perspective view of embodiment 2 of the present invention.
Fig. 6 is a schematic cross-sectional view of embodiment 2 of the present invention.
Fig. 7 is an enlarged view of the structure at B in fig. 6 according to the present invention.
Fig. 8 is an exploded installation view of embodiment 2 of the present invention.
Fig. 9 is a schematic perspective view of a first barrel part in embodiment 2 of the present invention.
Fig. 10 is a schematic cross-sectional view of a fitting state in embodiment 2 of the present invention.
Fig. 11 is a schematic structural view of a three-dimensional cross section in embodiment 2 of the present invention.
Fig. 12 is a schematic perspective view of the locking member of embodiments 1 and 2 of the present invention.
Fig. 13 is a schematic view of the stopper member and the stopper projection sliding path in embodiments 1 and 2 of the present invention.
Fig. 14 is a schematic structural view of a cartridge projection in a second barrel part according to embodiment 2 of the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced devices or components must be constructed and operated in a particular orientation and thus are not to be considered limiting.
In the present invention, the terms "a" and "an" in the claims and the description should be understood as meaning "one or more", that is, one element may be one in number in one embodiment, and the element may be more than one in number in another embodiment. The terms "a" and "an" should not be construed as limiting the number unless the number of such elements is explicitly recited as one in the present disclosure, but rather the terms "a" and "an" should not be construed as being limited to only one of the number.
The invention is further described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-4, 12 and 13, the magnetic rotation type retractable pen comprises a first pen holder barrel 1, a pen core 2, a second pen holder barrel 3, a blocking component 5, a magnetic ring 9 and a spring 4, wherein the body of the pen core 2, the spring 4 and the blocking component 5 are all located in the first pen holder barrel 1 and the second pen holder barrel 3, the spring 4 is wrapped outside the pen core 2 close to the pen point, and the pen point at the front part of the pen core 2 can be extended out and exposed out of the first pen holder barrel 1.
The front end of the clamping component 5 is connected with the rear end of the first penholder barrel part 1 through a magnetic ring 9 in an attracting mode through magnetic attraction, and the clamping component 5 can rotate relative to the magnetic ring 9 and the magnetic ring 9 relative to the first penholder barrel part 1. After the first pen holder barrel part 1 and the second pen holder barrel part 3 are sleeved, a polygonal clamping groove 51 is arranged on the contact surface of the outer surface of the clamping component 5 and the second pen holder barrel part 3, and a limiting stop piece 52 is further arranged inside the polygonal clamping groove 51. The front end of the clamping component 5 and the rear end of the first penholder barrel part 1 are respectively provided with a magnet or metal which is attracted with the magnetic ring 9.
Specifically, the iron ring 12 is fixed at the rear end of the first barrel 1 of the present embodiment, the first barrel 1 is attracted to the iron ring 12 through the magnetic ring 9, and is rotatable, and the anti-friction layer 90 is wrapped around the magnetic ring 9.
The inner side wall of the second penholder barrel part 3 is provided with a clamping piece bulge 31, and the clamping piece bulge 31 is accommodated in the polygonal clamping groove 51 and can not be separated.
When the second barrel part 3 and the first barrel part 1 move axially, the clamping piece protrusion 31 can slide along the periphery of the limit stop piece 52 in the polygonal clamping groove 51. The limiting stop piece 52 is located in the middle area of the polygonal clamping groove 51, when the second pen holder barrel part 3 and the first pen holder barrel part 1 move axially mutually, the clamping piece protrusion 31 is clamped into the limiting stop piece 52, the second pen holder barrel part 3 and the first pen holder barrel part 1 are in a first stage of being relatively close to each other axially, and the pen core 2 is in an exposed state. When the clamping piece protrusion 31 is separated from the limiting stop piece 52 and the second pen holder barrel part 3 and the first pen holder barrel part 1 are in the second stage of axial separation, the pen core 2 is in a hidden state.
The matching mode of the polygonal clamping groove 51, the limiting stop piece 52 and the clamping piece bulge 31 covered by the invention is as follows: the limiting stop piece 52 is located in the middle area of the polygonal clamping groove 51, when the second pen holder barrel part 3 and the first pen holder barrel part 1 move axially mutually, the clamping piece protrusion 31 is clamped into the limiting stop piece 52, the second pen holder barrel part 3 and the first pen holder barrel part 1 are in a first stage of being relatively close to each other axially, and the pen core 2 is in an exposed state. When the clamping piece protrusion 31 is separated from the limiting stop piece 52 and the second pen holder barrel part 3 and the first pen holder barrel part 1 are in the second stage of axial separation, the pen core 2 is in a hidden state. The invention is within the scope of the invention as long as the position-limiting stopper 52 is located in the polygonal slot 51, so that the card member protrusion 31 has the above two states. For those skilled in the art, the latch protrusion 31 is latched into the position-limiting stopper 52 when the second barrel portion 3 and the first barrel portion 1 are in the first stage of relatively approaching to each other in the axial direction, and the latch protrusion 31 can be disengaged from the position-limiting stopper 52 to return to the original position when the second barrel portion 3 and the first barrel portion 1 are in the second stage of separating from each other in the axial direction.
The first polygonal slot 51, the limiting stop piece 52 and the clamping piece protrusion 31 are structured as follows:
the polygonal clamping groove 51 is positioned on the outer side wall of the middle part of the clamping part 5, and the limiting blocking piece 52 is positioned in the middle area of the polygonal clamping groove 51, so that the clamping part protrusion 31 is accommodated in the guide groove structure between the polygonal inner wall of the polygonal clamping groove 51 and the outer wall of the limiting blocking piece 52 to move.
The guide groove structure comprises a first guide slide way 51a, a first guide slope 51b, a second guide slide way 51c, a second guide slope 51d, a third guide slide way 51e and a return guide slope 51f, wherein the first guide slide way is used for moving the clamping piece protrusion 31; the first guide slide way 51a, the first guide slope 51b, the second guide slide way 51c, the second guide slope 51d, the third guide slide way 51e and the return guide slope 51f are sequentially connected at the head position, and the tail end of the return guide slope 51f is connected with the first guide slide way 51 a.
The limiting stopper 52 comprises a first limiting slope 52a corresponding to the second guide slideway 51c and a blocking detent 52b used for accommodating the clip piece bulge 31 and exposing the pen point of the pen core; the blocking detent 52b axially corresponds to the middle of the second guide ramp 51 d.
As shown by the dotted line in fig. 5, when the second barrel portion 3 is compressed relative to the locking member 5, the locking member 31 moves along the first guide track 51a from the start position to the end along the first guide slope 51b, and at this time, the locking member 5 rotates until the locking member 31 is located at the end of the first guide slope 51b, and the second barrel portion 3 is compressed relative to the locking member 5 to the maximum stroke for the first time. After the hand is loosened, the clamping piece protrusion 31 rebounds along the second guide slide way 51c, and under the action of the first limiting slope 52a, the clamping part 5 rotates again, so that the clamping piece protrusion 31 is clamped into the blocking clamping position 52b, and the pen point of the pen refill is stably exposed at a proper position. When the second barrel 3 is compressed for the second time relative to the catching part 5, the catching part 5 rotates to move the catching protrusion 31 along the second guiding slope. The clamping part 5 rebounds after the hand is released, and the clamping part bulge 31 moves along the third guide slide way until the clamping part 5 rotates around under the action of the return guide slope; the card member protrusion 31 returns to the initial position, and the pen core 2 is in a hidden state. The force in the carry stage is acted by a single hand to extrude the first penholder barrel part 1 and the second penholder barrel part 3 to move relatively, and the force in the return stage is all acted by the elastic force of the spring 4.
Further specifically, in terms of shape and structural expression, the limiting stopper 52 is composed of a first limiting member 521 and a second limiting member 522, the first limiting member 521 and the second limiting member 522 are both strip-shaped protrusions with two parallel sides, and one end of each of the first limiting member 521 and the second limiting member 522 is connected to form a blocking step similar to a "7" shape, a connection position of the first limiting member 521 and the second limiting member 522 forms an acute angle, and the acute angle accommodating area is the blocking position 52 b. The polygonal slot 51 is a polygonal groove formed by overlapping two parallelograms which have different sizes and are overlapped by the extension lines of two adjacent sides.
Example 2:
as shown in fig. 5 to 14, unlike the embodiment 1, the front part of the second barrel part 3 is provided with fence-shaped extending columns 30, and the fence-shaped extending columns 30 are extended outwards along the length direction and form a cylinder shape; the periphery of the front part of the first pen holder barrel part 1 is provided with convex strips 11 matched with the fence-shaped extension columns 30, and the adjacent convex strips 11 are clamped between the adjacent extension columns 30, so that the relative movement in the length direction between the first pen holder barrel part 1 and the second pen holder barrel part 3 is limited. The second penholder barrel part 3 comprises a penholder barrel part body 3A and a rear barrel front part 3B, the front end of the penholder barrel part body 3A is provided with an installation part 3A1 which is rotationally connected with the rear barrel front part 3B, the rear barrel front part 3B comprises a fence-shaped extension column 30 and a barrel root part 3B1 which is connected with the fence-shaped extension column 30, and the installation part 3A1 is rotationally sleeved with the barrel root part 3B 1. The size of the joint part of the convex strip 11 and the first pen rod barrel part 1 is larger than the top of the convex strip 11, and the cross section is similar to a trapezoid. The fence-shaped extending columns 30 are matched with the convex strips 11 in shape, and strip-shaped through grooves with large inside and small outside are formed in the adjacent fence-shaped extending columns 30, so that the matching is firm. Protruding 11 front portions of sand grip are equipped with along the protruding arc portion 110 that the anterior length direction of sand grip extends, protruding arc portion 110's effect lies in: first, can help the better switching practicality of user and not user state, the second, can correct the posture of writing better, when using, if the protruding atress of arc, then can lead to preceding pen-holder and back pen container structure separation. Thereby alerting the person that the gesture is too far forward.
In addition, the embodiment 1 is different in that the front end of the locking member 5 and the rear end of the first barrel 1 are provided with magnets or metals which attract the magnetic ring 9. The outer side of the magnetic ring 9 is wrapped with an anti-friction layer 90, and the anti-friction layer 90 is preferably made of plastic, PVC, silica gel and the like, so that friction is reduced, viscosity is increased, and hand feeling is improved.
A locking groove is arranged at the rear part of the first pen rod barrel part 1, and a locking clamping piece 33 is arranged on the inner wall of the pen rod barrel part body of the second pen rod barrel part 3 corresponding to the locking groove; the locking grooves comprise a loading guide groove 14, a rotation stopping straight groove 15, a locking guide groove 15a, a locking clamping groove 16 and a compression straight groove 17; the loading guide groove 14, the rotation stopping straight groove 15, the locking guide groove, and the compression straight groove 17 are communicated in order from the rear to the front of the first barrel part 1. The locking slot 16 is offset in the circumferential direction from the rotation-stop straight groove 15 and the compression straight groove 17. The locking groove 16 is connected to the rotation stopping straight groove 15 or the compression straight groove 17 through the groove wall of the locking guide groove 15a to form a rotation guide of the locking dog 33. The clamping piece protrusion 31 is separated from the limiting stop piece 52, and the second pen holder barrel part 3 and the first pen holder barrel part 1 are in the second stage of axial separation, namely when the pen core 2 is in a hidden state, the locking clamping piece 33 is positioned in the rotation stopping straight groove 15. The pen core is led into the locking groove, when the pen core is hidden, the hidden state of the pen core can be locked through rotation, and the pen tip is prevented from being exposed from time to time due to external force extrusion.
Further, the fitting guide groove 14 is formed in a horn shape having a large rear and a small front, the front end of the fitting guide groove 14 communicates with the rotation stop straight groove 15, and the front end of the rotation stop straight groove 15 communicates with the locking guide groove 15 a. The locking guide groove 15a is surrounded by a first guide inclined wall 150 connecting the rotation stop straight groove 15 and the locking notch 16, and a second guide inclined wall 151 connecting the locking notch 16 and the rear end of the compression straight groove 17. More specifically, each set of locking grooves includes one fitting guide groove 14, one rotation stop straight groove 15, two locking guide grooves 15a, two locking catching grooves 16 and one compression straight groove 17; the two locking notches are deviated and divided at both sides of the rotation-stopping straight groove 15 and the compression straight groove 17, and a locking guide groove 15a and a locking notch 16 are distributed at each side.
When the clamping piece protrusion 31 is separated from the limiting stop piece 52 and the second barrel part 3 and the first barrel part 1 are in the second stage of axial separation, namely the pen core 2 is in a hidden state, the locking clamping piece 33 is just positioned in the rotation stopping straight groove 15.
The purpose of locking groove is in order to be in the hidden state at the refill 2, its refill 2 that exposes by external force extrusion, prevents that it from in the schoolbag, in the briefcase because of being extruded draw injury or fish tail package inner wall. Specifically, it is made such that the locking seizing piece 33 leaves the rotation-stopping straight groove 15 into the locking guide groove 15a by the user slightly pressing the first barrel part 1. In the re-locking guide groove 15a, regardless of the rotational operation, the locking dog 33 is guided into the locking catch groove 16 by the first guide inclined wall 150 or the second guide inclined wall 151. After entering the locking clamping groove 16, the pen holder is in a clamping state, no rotating force is applied, and generally, the pen holder is not more than separated, so that the telescopic length between the second pen holder barrel part 3 and the first pen holder barrel part 1 is locked by the mechanical axial direction, the uncertain state of the elasticity of the spring 4 is overcome, the structure is changed only, the manual operation is simple, the cost of parts and materials is not increased, and the pen holder has the beneficial effect.
The rear end of the second penholder barrel 3 is provided with a tail mounting structure 32, and the tail mounting structure 32 can be suitable for different refills according to requirements. Example 1 was repeated with the rest of the structure.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered as the scope of the invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
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 (8)
1. A magnetic rotary telescopic pen is characterized in that: the pen core comprises a first pen holder barrel part (1), a pen core (2), a second pen holder barrel part (3), a clamping component (5), a magnetic ring (9) and a spring (4), wherein a body of the pen core (2), the spring (4) and the clamping component (5) are all positioned in the first pen holder barrel part (1) and the second pen holder barrel part (3), the spring (4) is wrapped outside the pen core (2) close to a pen point, and the pen point at the front part of the pen core (2) can extend out of and expose out of the first pen holder barrel part (1);
the front end of the clamping component (5) is connected with the rear end of the first penholder cylinder part (1) through a magnetic ring (9) in an attracting way through magnetic attraction,
the clamping component (5) can rotate relative to the magnetic ring (9) and the magnetic ring (9) relative to the first penholder cylinder (1);
after the first pen holder barrel part (1) and the second pen holder barrel part (3) are sleeved, a polygonal clamping groove (51) is formed in the contact surface of the outer surface of the clamping component (5) and the second pen holder barrel part (3), and a limiting stop piece (52) is further arranged inside the polygonal clamping groove (51);
the inner side wall of the second penholder barrel part (3) is provided with a clamping piece bulge (31), and the clamping piece bulge (31) is accommodated in the polygonal clamping groove (51) and cannot be separated; when the second penholder barrel part (3) and the first penholder barrel part (1) move axially, the clamping piece protrusion (31) can slide along the periphery of the limiting blocking piece (52) in the polygonal clamping groove (51);
the limiting stop piece (52) is located in the middle area of the polygonal clamping groove (51), when the second pen holder barrel part (3) and the first pen holder barrel part (1) axially move mutually, the clamping piece protrusion (31) is clamped into the limiting stop piece (52), the second pen holder barrel part (3) and the first pen holder barrel part (1) are in a first stage of axial relative approach, and the pen core (2) is in an exposed state;
when the clamping piece protrusion (31) is separated from the limiting blocking piece (52) and the second pen holder barrel part (3) and the first pen holder barrel part (1) are in the second stage of axial separation, the pen core (2) is in a hidden state;
the front end of the clamping component (5) and the rear end of the first penholder barrel part (1) are respectively provided with a magnet or metal attracted with the magnetic ring (9); an anti-friction layer (90) is wrapped on the outer side of the magnetic ring (9).
2. A magnetic rotary stylus according to claim 1, wherein: the front part of the second pen holder barrel part (3) is provided with fence-shaped extension columns (30), and the fence-shaped extension columns (30) are extended outwards along the length square and form a barrel shape; the periphery of the front part of the first pen holder barrel part (1) is provided with convex strips (11) matched with the fence-shaped extension columns (30), and the adjacent convex strips (11) are clamped between the adjacent extension columns (30) so that the relative movement between the first pen holder barrel part (1) and the second pen holder barrel part (3) in the length direction is limited.
3. A magnetic rotary stylus according to claim 1, wherein: the second penholder barrel part (3) comprises a penholder barrel part body (3A) and a rear barrel front part (3B), and the front end of the penholder barrel part body (3A) is provided with a mounting part (3A 1) which is rotationally connected with the rear barrel front part (3B); the front part (3B) of the rear barrel comprises a fence-shaped extension column (30) and a barrel root part (3B 1) connected with the fence-shaped extension column (30), and an installation part (3A 1) is rotatably sleeved with the barrel root part (3B 1).
4. A magnetic rotary stylus according to claim 3, wherein: a locking groove is arranged at the rear part of the first pen holder barrel part (1), and a locking clamping piece (33) is arranged on the inner wall of the pen holder barrel part body of the second pen holder barrel part (3) corresponding to the locking groove; the locking grooves comprise a loading guide groove (14), a rotation stopping straight groove (15), a locking guide groove (15 a), a locking clamping groove (16) and a compression straight groove (17); the loading guide groove (14), the rotation stopping straight groove (15), the locking guide groove and the compression straight groove (17) are communicated in sequence from the rear to the front of the first penholder barrel part (1);
the locking clamping groove (16) is deviated from the rotation stopping straight groove (15) and the compression straight groove (17) in the circumferential direction; the locking clamping groove (16) is respectively connected with the rotation stopping straight groove (15) or the compression straight groove (17) through the groove wall of the locking guide groove (15 a) to form the rotation guide of the locking clamping piece (33);
the clamping piece protrusion (31) is separated from the limiting blocking piece (52), the second pen holder barrel part (3) and the first pen holder barrel part (1) are in the second stage of axial separation, namely when the pen core (2) is in a hidden state, the locking clamping piece (33) is located in the rotation stopping straight groove (15).
5. The magnetic rotary type retractable pen according to claim 4, characterized in that: the loading guide groove (14) is in a horn shape with a large back and a small front, the front end of the loading guide groove (14) is communicated with the rotation stopping straight groove (15), and the front end of the rotation stopping straight groove (15) is communicated with the locking guide groove (15 a); the locking guide groove (15 a) is formed by enclosing a first guide inclined wall (150) which is connected with the rotation-stopping straight groove (15) and the locking clamping groove (16) and a second guide inclined wall (151) which is connected with the locking clamping groove (16) and the rear end of the compression straight groove (17).
6. A magnetic rotary stylus according to claim 1, wherein: the polygonal clamping groove (51) is positioned on the outer side wall of the middle part of the clamping part (5), and the limiting blocking piece (52) is positioned in the middle area of the polygonal clamping groove (51), so that the clamping piece bulge (31) is accommodated in a guide groove structure between the polygonal inner wall of the polygonal clamping groove (51) and the outer wall of the limiting blocking piece (52) to move;
the guide groove structure comprises a first guide slide way (51 a), a first guide slope (51 b), a second guide slide way (51 c), a second guide slope (51 d), a third guide slide way (51 e) and a return guide slope (51 f), wherein the first guide slide way (51 a) is used for moving the clamping piece protrusion (31);
the first guide slide way (51 a), the first guide slope (51 b), the second guide slide way (51 c), the second guide slope (51 d), the third guide slide way (51 e) and the return guide slope (51 f) are sequentially connected end to end, and the tail end of the return guide slope (51 f) is connected with the first guide slide way (51 a);
the limiting stopper (52) comprises a first limiting slope (52 a) corresponding to the second guide slideway (51 c) and a blocking position stopper (52 b) used for accommodating the clamping piece bulge (31) and enabling the pen point of the pen core to be exposed; the blocking position (52 b) axially corresponds to the middle of the second guide slope (51 d);
the starting position of a first guide slide way (51 a) of the polygonal clamping groove (51) is provided with a loading guide groove (526) communicated with the rear end of the clamping part (5), the loading guide groove (526) is a horn-shaped guide groove with a large rear side and a small front side, a blocking step (523) is arranged on the loading guide groove, and the blocking step (523) is located at the inner end part of the front side of the horn-shaped guide groove.
7. A magnetic rotary stylus according to claim 1, wherein: the diameter of the outer side wall of the rear part of the first penholder barrel (1) is the same as that of the outer side wall of the clamping component (5).
8. A magnetic rotary stylus according to claim 1, wherein: an iron ring (12) is fixed at the rear end of the first penholder barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657582.3A CN110395067B (en) | 2019-07-20 | 2019-07-20 | Magnetic rotary telescopic pen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657582.3A CN110395067B (en) | 2019-07-20 | 2019-07-20 | Magnetic rotary telescopic pen |
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| CN110395067A CN110395067A (en) | 2019-11-01 |
| CN110395067B true CN110395067B (en) | 2021-02-09 |
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| CN111002739B (en) * | 2019-12-25 | 2020-10-09 | 杭州简弈科技有限公司 | Pen with repeatedly reset cylinder |
| CN112123972B (en) * | 2020-09-24 | 2021-11-19 | 温州市简系文具有限公司 | Pressing acceleration gyro pen |
| CN113317841B (en) * | 2021-05-08 | 2022-07-19 | 青岛大学附属医院 | Telescopic reducing bone drill for intervertebral foramen forming |
| CN113479002B (en) * | 2021-06-25 | 2023-04-28 | 温州市简系文具有限公司 | Buckle quick-pull pen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2098378U (en) * | 1991-02-27 | 1992-03-11 | 董峰 | Ball-point pen with automatic extending nib |
| JPH0958182A (en) * | 1995-08-23 | 1997-03-04 | Mitsubishi Pencil Co Ltd | Writing instrument |
| CN2443850Y (en) * | 2000-04-21 | 2001-08-22 | 倪智勇 | Telescopic ball pen |
| CA2710314C (en) * | 2007-12-26 | 2014-05-06 | Chana Cabatan | Adapter for writing instruments |
| CN204249614U (en) * | 2014-11-15 | 2015-04-08 | 郑喜龙 | A kind of pen |
| CN105691045B (en) * | 2016-04-27 | 2017-11-03 | 青岛点石文具用品有限公司 | Pressed propelling pencil |
| CN208630156U (en) * | 2018-06-28 | 2019-03-22 | 西京学院 | A kind of activity penholder and propelling pencil |
| CN111619268B (en) * | 2018-12-26 | 2021-01-22 | 杭州简弈科技有限公司 | Self-torsion extension buckle pen |
| CN109466209B (en) * | 2018-12-31 | 2023-12-22 | 温州市简系文具有限公司 | Adjustable magnetic control elastic pen |
| CN110802968B (en) * | 2019-04-19 | 2020-12-15 | 杭州简弈科技有限公司 | Twist reverse screens pen |
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