WO2021012840A1 - Stylo télescopique - Google Patents

Stylo télescopique Download PDF

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Publication number
WO2021012840A1
WO2021012840A1 PCT/CN2020/096413 CN2020096413W WO2021012840A1 WO 2021012840 A1 WO2021012840 A1 WO 2021012840A1 CN 2020096413 W CN2020096413 W CN 2020096413W WO 2021012840 A1 WO2021012840 A1 WO 2021012840A1
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WO
WIPO (PCT)
Prior art keywords
slope
movable
inner rod
extension
self
Prior art date
Application number
PCT/CN2020/096413
Other languages
English (en)
Chinese (zh)
Inventor
余成鹏
Original Assignee
文成县简创有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 文成县简创有限公司 filed Critical 文成县简创有限公司
Publication of WO2021012840A1 publication Critical patent/WO2021012840A1/fr

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Classifications

    • 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
    • B43K24/06—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by turning means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K29/00—Combinations of writing implements with other articles
    • B43K29/02—Combinations of writing implements with other articles with rubbers

Definitions

  • the invention relates to a pen, in particular to a telescopic pen.
  • the traditional pressing operation method has been used for a long time, and it needs a more novel and scientific design.
  • the appearance of the swing pen is to meet this situation; but the swing pen is unstable Sex makes it impossible to popularize. It can only be used as a possibility to try and provide freshness.
  • the purpose of the present invention is to provide a telescopic pen to solve the cumbersome and unstable problems of the existing operation mode.
  • a telescopic pen comprising a movable inner rod, a movable outer cylinder, a plug body, a rotating assembly, a pen core and a spring; the rotating assembly is completely sleeved in the movable outer cylinder, and the movable inner rod is partially sleeved In the movable outer cylinder, the pen core is sleeved in the movable inner rod, the movable outer cylinder and the rotating assembly, the spring is located in the movable inner rod, specifically between the movable inner rod and the pen core, the plug body and
  • the movable outer cylinder is threaded and connected; the bottom end of the movable outer cylinder is provided with a stable friction inner convex; the top of the stable friction inner convex is provided with a number of isolation columns, and the isolation columns are distributed in a ring shape; The end of the isolation use column is provided with a use slope, and a use chute is provided between the two isolation use columns; the rotation assembly is composed of
  • the anti-rotation boss and the internal rotation boss can both be movably slid in the use chute, while the isolation use column can be movably slid in the anti-rotation chute and the internal rotation chute;
  • the adjustment slope and the use slope are both Contact coordination occurs with the internal rotation use slope and the breakaway slope;
  • the contact coordination between the adjustment slope and the internal rotation use slope and the breakaway slope is mainly to assist in changing the coordination relationship between the internal rotation use slope and the breakaway slope and the use slope;
  • the self-moving outer cylinder of the movable inner rod relies on the stable friction of the inner convex end, and is sleeved into the movable outer cylinder, and the rotating assembly is sleeved into the movable outer cylinder from the other end of the movable outer cylinder;
  • the top end of the movable inner rod is also provided with a matching ring; the matching ring and the inner rod matching concave ring are sleeved and matched;
  • a telescopic pen comprising a movable inner rod, a movable outer cylinder, a plug body, a rotating assembly, a magnetic accessory, a pen core and a spring; the rotating assembly is completely sleeved in the movable outer cylinder, and the movable inner rod part Is sleeved in the movable outer cylinder, the pen core is sleeved in the movable inner rod, the movable outer cylinder and the rotating assembly, and the spring is located in the movable inner rod, specifically between the movable inner rod and the pen core.
  • the plug body and the movable outer cylinder are threadedly connected; the bottom end of the movable outer cylinder is provided with a stable friction inner convex; the top of the stable friction inner convex is provided with a number of isolation columns, all of which are ring-shaped Distribution; the end of the isolation use column is provided with a use slope, and a use chute is provided between the two isolation use columns; the rotating assembly is composed of an inner rotation piece and a pushing piece sleeved, the inner rotation piece It can be rotated relative to the pushing member; a plurality of inner rotation bosses and snap ring protrusions are distributed annularly on the inner rotation member, and an inner rotation slide groove is also provided between the inner rotation bosses, and the inner rotation boss
  • the inner rotation use slope and the escape slope are provided on the upper part; the outer surface of the pushing member is provided with an anti-rotation boss, the anti-rotation chute is also provided between the anti-rotation bosses, and the top end is also provided with an adjustment slope;
  • the anti-rotation boss and the internal rotation boss can both be movably slid in the use chute, while the isolation use column can be movably slid in the anti-rotation chute and the internal rotation chute;
  • the adjustment slope and the use slope are both Contact coordination occurs with the internal rotation use slope and the breakaway slope;
  • the contact coordination between the adjustment slope and the internal rotation use slope and the breakaway slope is mainly to assist in changing the coordination relationship between the internal rotation use slope and the breakaway slope and the use slope;
  • the movable inner rod self-moving outer cylinder relies on the stable friction of the inner convex end, and is sleeved into the movable outer cylinder, and the rotating assembly is sleeved into the movable outer cylinder from the other end of the movable outer cylinder; the magnetic accessory It is placed between the movable inner rod and the rotating assembly, so that the movable inner rod and the rotating assembly achieve magnetic matching;
  • the magnetic accessory is composed of two matching rings, at least one of the two matching rings is made of permanent magnets; and the remaining one is not a matching ring made of permanent magnets, It is made of a magnetically attractable material; the two matching rings are respectively fixed to the top of the movable inner rod and the bottom of the pushing member by means of glue, snapping, threading and/or welding.
  • the magnetic accessory is composed of a matching ring, and the matching ring is a permanent magnet; at least one of the movable inner rod or the pushing member is made of a magnetically attractable material; If one is not a magnetically attractable material, the magnetic ring is fixed to the end contacting the mating ring by means of glue, clamping, threading and/or welding.
  • the movable inner rod is squeezed to indirectly squeeze the pushing member, and the adjustment slope will continue to resist the internal rotation use slope.
  • the internal rotation use slope and the adjustment slope are in a semi-contact state, and the internal rotation member is forced to move up continuously.
  • the internal rotation use slope is fully matched with the adjustment slope, then The internal rotation member is forced to rotate to a certain extent, so that the internal rotation use slope and the use slope have half contact.
  • the adjusting slope at this moment will continue to resist the separation slope.
  • the adjusting slope and the separation slope are in a semi-contact state, and the inner
  • the rotating member keeps moving upwards
  • the breakaway slope is fully matched with the adjustment slope, and the internal rotation member is forced to rotate to a certain extent, so that the internal rotation use slope is separated
  • the breakaway slope has half contact with the use slope.
  • the slope has a half-contact, so it will directly cause the inner rotation member to spin further, so that the inner rotation boss breaks away from the conflict with the isolated use post and slides into the use chute again, and the pushing member and the movable inner rod also It is released and can be completely reset. At this time, the pen core is not in use, and the pen core tip remains retracted into the movable inner rod.
  • the outer surface of the movable inner rod is provided with a plurality of extension protrusions distributed in a ring shape; an extension sliding groove is formed between the extension protrusions; the bottom end of the stable friction inner protrusion is also distributed in a ring shape
  • a number of extension posts are provided, the extension posts and the extension chute are sleeved with each other, and the extension posts slide up and down relative to the extension chute; the inner diameter of the extension protrusion is smaller than its outer diameter, and the extension is formed by the extension protrusion
  • the chute is opposite to the extension protrusion, and its inner diameter is larger than its outer diameter.
  • the extension column is in order to better fit with the extension chute, so it is consistent with the extension chute, and its inner diameter is greater than its outer diameter, then the extension column slides After entering the extension chute, it can only be slid off, and cannot be detached from the extension chute by other means.
  • the outer surface of the movable inner rod is provided with a number of extension protrusions distributed annularly; an extension sliding groove is formed between the extension protrusions; the bottom end of the stable friction inner protrusion is also sleeved
  • an extension drum the extension drum and the movable outer drum are sleeved with each other, the extension drum can rotate relative to the movable outer drum, and the bottom of the extension drum is annularly provided with a number of extension posts.
  • extension post and the extension chute are sleeved with each other, and the extension post slides up and down relative to the extension chute; the inner diameter of the extension protrusion is smaller than its outer diameter, and the extension chute is formed by the extension protrusion, which is opposite to the extension protrusion , Its inner diameter is greater than its outer diameter. Therefore, in order to better fit the extension chute, the extension column is consistent with the extension chute. If its inner diameter is greater than its outer diameter, the extension column can only be slid into the extension chute. Sliding away, unable to escape from the extension chute by other means.
  • the outer surface of the movable inner rod is also provided with positioning protrusions;
  • the inside of the movable outer cylinder is provided with positioning grooves corresponding to the positioning protrusions; the positioning protrusions can slide to the positioning In the groove; the cooperation of the positioning groove and the positioning protrusion can effectively prevent the movable inner rod and the movable outer cylinder from rotating, which can effectively protect the extension column while ensuring its smooth operation.
  • the outer surface of the movable inner rod is also provided with a self-locking groove group;
  • the self-locking groove group is composed of a cutting slope, a locking groove, a self-locking reset slope, a self-locking groove, and an anti-misoperation Correct the slope and sliding straight groove composition;
  • the opening of the cut-in slope is the top end of the movable inner rod;
  • the movable outer cylinder is also provided with a self-locking protrusion that cooperates with the self-locking groove group;
  • the self-locking protrusion is other It can slide freely in the self-locking groove group, and when it is fixed in the self-locking groove, it needs to be rotated outside before it can be separated or entered; when the self-locking bump enters the self-locking groove group, it can be quickly cut through the slope enter;
  • the self-locking protrusion is located in the sliding straight groove, specifically close to the end of the sliding straight groove, but with a certain distance from the actual end. At this time, the pen core is in a state where the movable inner rod is exposed;
  • the self-locking protrusion When not in use, the self-locking protrusion is located in the locking groove, specifically close to the side of the self-locking reset slope, at this time, the pen core is in the state of retracting the movable inner rod;
  • the self-locking protrusion quickly enters the self-locking groove through the self-locking reset slope and/or the anti-misoperation correction slope.
  • the self-locking protrusion is located in the self-locking groove, the pen core is still in the retractable movable inner rod status;
  • the self-locking methods can be divided into two types:
  • the self-locking protrusion When the self-locking protrusion is located in the locking groove, it can be rotated left and right. When self-locking is required, directly rotate left and right to make it enter the self-locking groove;
  • the first one can double prevent misoperation, because the opening of the self-locking groove is narrowed, so when entering the self-locking groove, a certain external force is required;
  • the second method is more practical, but it is usually used At times, people may subconsciously rotate and move the inner rod, which will make it self-lock; each has its own advantages and disadvantages. In actual use, it can be classified and used;
  • the self-locking reset slope can help the self-locking convex block quickly enter the locking groove and the self-locking groove; and the anti-misoperation correction slope can help the self-locking convex block quickly enter the sliding straight groove, preventing it from entering the self-locking groove by mistake.
  • the internal pressure is too strong, which causes the position of the self-locking protrusion to slide on the side of the straight groove, it helps the self-locking protrusion to quickly enter the self-locking groove.
  • a refill accommodating groove is arranged inside the plug body, and in order to facilitate the insertion of the refill, the front end of the refill accommodating groove is provided with an inclined loading slope.
  • a pen holder and/or an erasable eraser can be added to the plug body; other gadgets can also be added to increase the functionality of the pen, so that it has other existing auxiliary functions.
  • the first type is when you pick up the pen with your thumb facing the end of the pen, it is divided into 1. Pick up the telescopic pen; 2. Hold the pen with your fingers, and stretch the button of the pen with your thumb to expose the pen core; 3. Rotate and expand Pen, adjust it to use state.
  • the telescopic pen provided by the invention is divided into 1. Directly use the gesture of writing to pick up the telescopic pen; 2.
  • the movable outer barrel is clamped by the tiger's mouth, and the index and middle fingers compress the movable inner rod to make the pen core exposed. .
  • the traditional retractable pen has a pressing structure at the end. Therefore, the erasable eraser cannot be integrated and installed on the pen; the pressing structure of the present invention is optimized to Hold the pen, so the tail can add an erasable wipe.
  • the structure can be self-locking, portable and easy to carry, and the self-locking structure can also prevent misoperation;
  • extension columns and extension protrusions to form a dislocation distribution similar to bamboo joints, and the gaps caused by the hidden structure will not affect the actual use.
  • Figure 1 is a perspective view of Embodiment 1 of the present invention.
  • Figure 2 is a perspective cross-sectional view of Embodiment 1 of the present invention.
  • Fig. 3 is a partial enlarged view of C in Fig. 2 of the present invention.
  • Figure 4 is a three-dimensional exploded view of Embodiment 1 of the present invention.
  • Figure 5 is a perspective view of Embodiment 2 of the present invention.
  • Fig. 6 is a perspective sectional view of Embodiment 2 of the present invention.
  • Fig. 7 is a partial enlarged view of B in Fig. 6 of the present invention.
  • Figure 8 is a three-dimensional exploded view of Embodiment 2 of the present invention.
  • Figure 9 is a perspective view of Embodiment 3 of the present invention.
  • Figure 10 is a perspective cross-sectional view of Embodiment 3 of the present invention.
  • Fig. 11 is a partial enlarged view of the part A of Fig. 10 of the present invention.
  • Figure 12 is a three-dimensional exploded view of Embodiment 3 of the present invention.
  • Figure 13 is a three-dimensional cross-sectional view of the movable outer cylinder of the embodiments 2 and 3 of the present invention.
  • Figure 14 is a mating diagram of an extension post and an extension protrusion according to an embodiment of the present invention.
  • Fig. 15 is a perspective view of the movable inner rod of the embodiments 2 and 3 of the present invention.
  • Fig. 16 is a perspective view of the rotating assembly of embodiments 2 and 3 of the present invention.
  • Fig. 17 is a perspective cross-sectional view of the movable outer cylinder according to Embodiment 1 of the present invention.
  • a telescopic pen as shown in Figures 1 to 4, 14 and 17, comprising a movable inner rod 1, a movable outer cylinder 2, a plug body 3, a rotating assembly, a magnetic accessory, a pen core 7 and a spring 8.
  • the rotating assembly is completely sleeved in the movable outer cylinder 2, the movable inner rod 1 is partially sleeved in the movable outer cylinder 1, and the pen core 7 is sleeved in the movable inner rod 1, the movable outer cylinder 2 and the rotating assembly ,
  • the above-mentioned spring 8 is located in the movable inner rod 1, specifically between the movable inner rod 1 and the pen core 7, and the above-mentioned plug body 3 and the movable outer cylinder 2 are threadedly connected.
  • the bottom end of the movable outer cylinder 2 is provided with a stable friction inner protrusion 25.
  • a plurality of isolation columns 24 are arranged on the top of the friction stabilizing inner protrusion 25, and the isolation columns 24 are distributed in a ring shape.
  • a use slope 241 is provided at the end of the isolation column 24, and a use chute 23 is provided between the two isolation columns 24.
  • the above-mentioned rotating assembly is composed of an inner rotating member 6 and a pushing member 5 sleeved together, and the above-mentioned inner rotating member 6 can rotate relative to the pushing member 5.
  • a plurality of inner rotation bosses 61 and engaging ring projections 63 are distributed annularly on the inner rotation member 6, an inner rotation sliding groove 62 is also provided between the inner rotation boss 61, and the inner rotation boss 61 is provided with an inner rotation slide groove 62.
  • An anti-rotation boss 51 is provided on the outer surface of the pushing member 5, an anti-rotation sliding groove 52 is also provided between the anti-rotation bosses 51, and an adjustment slope 53 is also provided at the top.
  • a locking groove 56 is also provided inside, and the above-mentioned inner rotation member 6 and the pushing member 5 are connected by the locking groove 56 and the locking ring protrusion 63 in a snap fit connection.
  • the anti-rotation boss 51 and the internal rotation boss 61 can both be movably slid in the use chute 23, and the isolation post 24 can be movably slid in the anti-rotation chute 52 and the internal rotation chute 62.
  • the adjustment slope 53 and the use slope 241 mentioned above will be in contact with the internal rotation use slope 612 and the escape slope 611.
  • the above-mentioned adjustment slope 53 and the contact coordination between the internal rotation use slope 612 and the escape slope 611 are mainly to assist in changing the coordination relationship between the internal rotation use slope 612 and the escape slope 611 and the use slope 241.
  • the movable inner rod 1 self-moving outer cylinder 2 relies on stable friction at the inner convex 25 end, and is sleeved into the movable outer cylinder 2, and the rotating assembly is sleeved into the movable outer cylinder 2 from the other end of the movable outer cylinder 2.
  • the above-mentioned magnetic accessory is placed between the movable inner rod 1 and the rotating assembly, so that the movable inner rod 1 and the rotating assembly can achieve magnetic matching.
  • the above-mentioned magnetic accessory is composed of a matching ring 4, and the above-mentioned matching ring 4 is a permanent magnet. Then, at least one of the movable inner rod 1 or the pushing member 5 is made of a magnetically attractable material. If the other is not a magnetically attractable material, the magnetic ring is fixed to the end contacting the mating ring by means of glue, snapping, threading and/or welding.
  • the adjustment slope 53 will continue to resist the inner rotation. Slope 612.
  • the internal rotation use slope 612 and the adjustment slope 53 are in a semi-contact state, and the internal rotation member 6 is forced to move up continuously.
  • the internal rotation boss 61 is out of the mating range of the use chute 23, the internal rotation The use slope 612 is fully matched with the adjustment slope 53, and the internal rotation member 6 is forced to rotate to a certain extent, so that the internal rotation use slope 612 and the use slope 241 have half contact.
  • the adjustment slope 53 at this moment will continue to resist the separation slope 611.
  • the gap between the adjustment slope 53 and the separation slope 611 is half Contact state, and the internal rotation member 6 is forced to move up continuously, when the internal rotation boss 61 is out of the mating range of the use chute 23, the above-mentioned disengagement slope 611 fully cooperates with the adjustment slope 53, and the internal rotation member 6 is forced
  • the amplitude of the rotation causes the internal rotation use slope 612 to break away from the use slope 241, and the separation slope 611 has half contact with the use slope 241.
  • a number of extending protrusions 11 are arranged annularly on the outer surface of the movable inner rod 1.
  • An extension sliding groove 14 is formed between the extension protrusions 11.
  • the bottom end of the friction stabilizing inner protrusion 25 is also provided with a plurality of extension posts 21 distributed in a ring shape.
  • the extension posts 21 and the extension chute 14 are sleeved with each other, and the extension posts 21 slide up and down relative to the extension chute 14.
  • the inner diameter of the above-mentioned extension protrusion 11 is smaller than its outer diameter, and the extension chute 14 is formed by the extension protrusion 11. It is opposite to the extension protrusion 11, and its inner diameter is greater than its outer diameter. Therefore, the extension post 21 is for better and extended extension. If the chute 14 is matched, it is consistent with the extension chute 14 and its inner diameter is greater than its outer diameter. After the extension post 21 slides into the extension chute 14, it can only be slid and disengaged, and cannot be detached from the extension chute 14 by other means.
  • the outer surface of the movable inner rod 1 is further provided with positioning protrusions 14.
  • the inside of the movable outer cylinder 2 is provided with a positioning groove 26 corresponding to the positioning protrusion 14.
  • the positioning protrusion 14 can slide in the positioning groove 26. The cooperation of the positioning groove 26 and the positioning protrusion 14 can effectively prevent the movable inner rod 1 and the movable outer cylinder 2 from rotating, and can effectively protect the extension column 21 while ensuring its smooth operation.
  • the plug body 3 is provided with a refill accommodating groove 31.
  • the front end of the refill accommodating groove 31 is provided with an inclined loading slope.
  • a pen holder 32 and/or an erasable wipe 33 can be added to the plug body 3 above.
  • Other gadgets can also be added to increase the functionality of the pen, so that it has other existing auxiliary functions.
  • a telescopic pen as shown in Figures 5-8, 13, 15 and 16, comprising a movable inner rod 1, a movable outer cylinder 2, a plug body 3, a rotating assembly, a pen core 7 and a spring 8.
  • the rotating assembly is completely sleeved in the movable outer cylinder 2, the movable inner rod 1 is partially sleeved in the movable outer cylinder 1, and the pen core 7 is sleeved in the movable inner rod 1, the movable outer cylinder 2 and the rotating assembly ,
  • the above-mentioned spring 8 is located in the movable inner rod 1, specifically between the movable inner rod 1 and the pen core 7, and the above-mentioned plug body 3 and the movable outer cylinder 2 are threadedly connected.
  • the bottom end of the movable outer cylinder 2 is provided with a stable friction inner protrusion 25.
  • a plurality of isolation columns 24 are arranged on the top of the friction stabilizing inner protrusion 25, and the isolation columns 24 are distributed in a ring shape.
  • a use slope 241 is provided at the end of the isolation column 24, and a use chute 23 is provided between the two isolation columns 24.
  • the above-mentioned rotating assembly is composed of an inner rotating member 6 and a pushing member 5 sleeved together, and the above-mentioned inner rotating member 6 can rotate relative to the pushing member 5.
  • inner rotation member 6 On the outer surface of the inner rotation member 6, there are a number of inner rotation bosses 61 and engaging ring projections 63 distributed annularly, and an inner rotation slide groove 62 is also provided between the inner rotation bosses 61, and the inner rotation boss 61 is provided with There are internal rotation use slope 612 and escape slope 611.
  • the outer surface of the pushing member 5 is provided with an anti-rotation boss 51, and an anti-rotation sliding groove 52 is also provided between the anti-rotation bosses 51, an adjusting slope 53 is also provided at the top, and an engaging groove 56 is provided inside the bottom end.
  • the above-mentioned inner rotating member 6 and the pushing member 5 are connected by a locking groove 56 and a locking ring protrusion 63 in a snap-fit manner.
  • the anti-rotation boss 51 and the internal rotation boss 61 can both be movably slid in the use chute 23, and the isolation post 24 can be movably slid in the anti-rotation chute 52 and the internal rotation chute 62.
  • the adjustment slope 53 and the use slope 241 mentioned above will be in contact with the internal rotation use slope 612 and the escape slope 611.
  • the above-mentioned adjustment slope 53 and the contact coordination between the internal rotation use slope 612 and the escape slope 611 are mainly to assist in changing the coordination relationship between the internal rotation use slope 612 and the escape slope 611 and the use slope 241.
  • the movable inner rod 1 self-moving outer cylinder 2 relies on stable friction at the inner convex 25 end, and is sleeved into the movable outer cylinder 2, and the rotating assembly is sleeved into the movable outer cylinder 2 from the other end of the movable outer cylinder 2.
  • the top end of the movable inner rod 1 is also provided with a matching ring 13.
  • the aforementioned mating ring 13 and the inner rod mating concave ring 55 are sleeved and matched with each other.
  • the adjustment slope 53 will continue to resist the inner rotation. Slope 612.
  • the internal rotation use slope 612 and the adjustment slope 53 are in a semi-contact state, and the internal rotation member 6 is forced to move up continuously.
  • the internal rotation boss 61 is out of the mating range of the use chute 23, the internal rotation The use slope 612 is fully matched with the adjustment slope 53, and the internal rotation member 6 is forced to rotate to a certain extent, so that the internal rotation use slope 612 and the use slope 241 have half contact.
  • the adjustment slope 53 at this moment will continue to resist the separation slope 611.
  • the distance between the adjustment slope 53 and the separation slope 611 is half Contact state, and the internal rotation member 6 is forced to move up continuously, when the internal rotation boss 61 is out of the mating range of the use chute 23, the above-mentioned disengagement slope 611 fully cooperates with the adjustment slope 53, and the internal rotation member 6 is forced
  • the amplitude of the rotation causes the internal rotation use slope 612 to break away from the use slope 241, and the separation slope 611 has half contact with the use slope 241.
  • a number of extending protrusions 11 are arranged annularly on the outer surface of the movable inner rod 1.
  • An extension sliding groove 14 is formed between the extension protrusions 11.
  • the bottom end of the above-mentioned stable friction inner protrusion 25 is also sleeved with an extension drum 28.
  • the extension drum 28 and the movable outer drum 2 are sleeved with each other, and the extension drum 28 can rotate relative to the movable outer drum 2.
  • a number of extension posts 21 are distributed annularly at the bottom of the extension drum 28.
  • the extension posts 21 and the extension chute 14 are sleeved with each other, and the extension posts 21 slide up and down relative to the extension chute 14.
  • the inner diameter of the above-mentioned extension protrusion 11 is smaller than its outer diameter, and the extension chute 14 is formed by the extension protrusion 11. It is opposite to the extension protrusion 11, and its inner diameter is greater than its outer diameter. Therefore, the extension post 21 is for better and extended extension. If the chute 14 is matched, it is consistent with the extension chute 14 and its inner diameter is greater than its outer diameter. After the extension post 21 slides into the extension chute 14, it can only be slid and disengaged, and cannot be detached from the extension chute 14 by other means.
  • the outer surface of the movable inner rod 1 is further provided with a self-locking groove set 12.
  • the self-locking groove set 12 is composed of a cut-in slope 121, a locking groove 123, a self-locking reset slope 124, a self-locking groove 125, an anti-misoperation correction slope 126, and a sliding straight groove 127.
  • the opening of the cut-in slope 121 is the top end of the movable inner rod 1.
  • the movable outer cylinder 2 is also provided with a self-locking protrusion 22 that cooperates with the self-locking groove set 12.
  • the self-locking protrusion 22 can slide freely in the self-locking groove set 12, and when it is fixed in the self-locking groove 125, it needs a certain amount of outer rotation before it can escape or enter. When the self-locking protrusion 22 enters the self-locking groove group 12, it can be quickly entered through the cutting slope 121.
  • the self-locking protrusion 22 is located in the sliding straight groove 127, specifically close to the end of the sliding straight groove 127, but a certain distance is reserved from the actual end. At this time, the pen core is exposed to the movable inner rod 1 status.
  • the above-mentioned self-locking protrusion 22 is located in the locking groove 123, specifically close to the side of the self-locking reset slope 124. At this time, the pen core is in a state of retracting the movable inner rod 1.
  • the above-mentioned self-locking protrusion 22 quickly enters the self-locking groove 125 through the self-locking reset slope 124 and/or the anti-misoperation correction slope 126.
  • the refill remains In the state of retracting the movable inner rod 1.
  • the self-locking methods can be divided into two types:
  • the first one can double prevent misoperation, because the opening of the self-locking groove is narrowed, so when entering the self-locking groove, a certain external force is required.
  • the second method is more practical, but in normal use, people may subconsciously rotate the inner rod to make it self-locking. Each has its pros and cons, and can be classified and used in actual use.
  • the self-locking reset slope 124 can help the self-locking protrusion 22 quickly enter the locking groove and the self-locking groove.
  • the anti-misoperation correction slope 126 can help the self-locking protrusion 22 quickly enter the sliding straight groove, avoiding it from entering the self-locking groove by mistake, and can also enter the self-locking groove when necessary, but the internal pressure is too strong, resulting in the self-locking protrusion When the 22 position is off the side of the straight groove, it helps the self-locking protrusion 22 to quickly enter the self-locking groove.
  • the plug body 3 is provided with a refill accommodating groove 31.
  • the front end of the refill accommodating groove 31 is provided with an inclined loading slope.
  • a pen holder 32 and/or an erasable wipe 33 can be added to the plug body 3 above.
  • Other gadgets can also be added to increase the functionality of the pen, so that it has other existing auxiliary functions.
  • the rotating assembly is completely sleeved in the movable outer cylinder 2, the movable inner rod 1 is partially sleeved in the movable outer cylinder 1, and the pen core 7 is sleeved in the movable inner rod 1, the movable outer cylinder 2 and the rotating assembly ,
  • the above-mentioned spring 8 is located in the movable inner rod 1, specifically between the movable inner rod 1 and the pen core 7, and the above-mentioned plug body 3 and the movable outer cylinder 2 are threadedly connected.
  • the bottom end of the movable outer cylinder 2 is provided with a stable friction inner protrusion 25.
  • a plurality of isolation columns 24 are arranged on the top of the friction stabilizing inner protrusion 25, and the isolation columns 24 are distributed in a ring shape.
  • a use slope 241 is provided at the end of the isolation column 24, and a use chute 23 is provided between the two isolation columns 24.
  • the above-mentioned rotating assembly is composed of an inner rotating member 6 and a pushing member 5 sleeved together, and the above-mentioned inner rotating member 6 can rotate relative to the pushing member 5.
  • a plurality of inner rotation bosses 61 and engaging ring projections 63 are distributed annularly on the inner rotation member 6, an inner rotation sliding groove 62 is also provided between the inner rotation boss 61, and the inner rotation boss 61 is provided with an inner rotation slide groove 62.
  • An anti-rotation boss 51 is provided on the outer surface of the pushing member 5, an anti-rotation sliding groove 52 is also provided between the anti-rotation bosses 51, and an adjustment slope 53 is also provided at the top.
  • a locking groove 56 is also provided inside, and the above-mentioned inner rotation member 6 and the pushing member 5 are connected by the locking groove 56 and the locking ring protrusion 63 in a snap fit connection.
  • the anti-rotation boss 51 and the internal rotation boss 61 can both be movably slid in the use chute 23, and the isolation post 24 can be movably slid in the anti-rotation chute 52 and the internal rotation chute 62.
  • the adjustment slope 53 and the use slope 241 mentioned above will be in contact with the internal rotation use slope 612 and the escape slope 611.
  • the above-mentioned adjustment slope 53 and the contact coordination between the internal rotation use slope 612 and the escape slope 611 are mainly to assist in changing the coordination relationship between the internal rotation use slope 612 and the escape slope 611 and the use slope 241.
  • the movable inner rod 1 self-moving outer cylinder 2 relies on stable friction at the inner convex 25 end, and is sleeved into the movable outer cylinder 2, and the rotating assembly is sleeved into the movable outer cylinder 2 from the other end of the movable outer cylinder 2.
  • the above-mentioned magnetic accessory is placed between the movable inner rod 1 and the rotating assembly, so that the movable inner rod 1 and the rotating assembly can achieve magnetic matching.
  • the above-mentioned magnetic accessory is composed of two matching rings 4, and at least one of the above-mentioned two matching rings 4 is made of a permanent magnet.
  • the remaining matching ring which is not made of permanent magnets, is made of magnetically attractable materials.
  • the two matching rings 4 are respectively fixed to the top of the movable inner rod 1 and the bottom of the pushing member 5 by means of glue, snapping, threading and/or welding.
  • the adjustment slope 53 will continue to resist the inner rotation. Slope 612.
  • the internal rotation use slope 612 and the adjustment slope 53 are in a semi-contact state, and the internal rotation member 6 is forced to move up continuously.
  • the internal rotation boss 61 is out of the mating range of the use chute 23, the internal rotation The use slope 612 is fully matched with the adjustment slope 53, and the internal rotation member 6 is forced to rotate to a certain extent, so that the internal rotation use slope 612 and the use slope 241 have half contact.
  • the adjustment slope 53 at this moment will continue to resist the separation slope 611.
  • the gap between the adjustment slope 53 and the separation slope 611 is half Contact state, and the internal rotation member 6 is forced to move up continuously, when the internal rotation boss 61 is out of the mating range of the use chute 23, the above-mentioned disengagement slope 611 fully cooperates with the adjustment slope 53, and the internal rotation member 6 is forced
  • the amplitude of the rotation causes the internal rotation use slope 612 to break away from the use slope 241, and the separation slope 611 has half contact with the use slope 241.
  • a number of extending protrusions 11 are arranged annularly on the outer surface of the movable inner rod 1.
  • An extension sliding groove 14 is formed between the extension protrusions 11.
  • the bottom end of the above-mentioned stable friction inner protrusion 25 is also sleeved with an extension drum 28.
  • the extension drum 28 and the movable outer drum 2 are sleeved with each other, and the extension drum 28 can rotate relative to the movable outer drum 2.
  • a number of extension posts 21 are distributed annularly at the bottom of the extension drum 28.
  • the extension posts 21 and the extension chute 14 are sleeved with each other, and the extension posts 21 slide up and down relative to the extension chute 14.
  • the inner diameter of the above-mentioned extension protrusion 11 is smaller than its outer diameter, and the extension chute 14 is formed by the extension protrusion 11. It is opposite to the extension protrusion 11, and its inner diameter is greater than its outer diameter. Therefore, the extension post 21 is for better and extended extension. If the chute 14 is matched, it is consistent with the extension chute 14 and its inner diameter is greater than its outer diameter. After the extension post 21 slides into the extension chute 14, it can only be slid and disengaged, and cannot be detached from the extension chute 14 by other means.
  • the outer surface of the movable inner rod 1 is further provided with a self-locking groove set 12.
  • the self-locking groove set 12 is composed of a cut-in slope 121, a locking groove 123, a self-locking reset slope 124, a self-locking groove 125, an anti-misoperation correction slope 126, and a sliding straight groove 127.
  • the opening of the cut-in slope 121 is the top end of the movable inner rod 1.
  • the movable outer cylinder 2 is also provided with a self-locking protrusion 22 that cooperates with the self-locking groove set 12.
  • the self-locking protrusion 22 can slide freely in the self-locking groove set 12, and when it is fixed in the self-locking groove 125, it needs a certain amount of outer rotation before it can escape or enter. When the self-locking protrusion 22 enters the self-locking groove group 12, it can be quickly entered through the cutting slope 121.
  • the self-locking protrusion 22 is located in the sliding straight groove 127, specifically close to the end of the sliding straight groove 127, but a certain distance is reserved from the actual end. At this time, the pen core is exposed to the movable inner rod 1 status.
  • the above-mentioned self-locking protrusion 22 is located in the locking groove 123, specifically close to the side of the self-locking reset slope 124. At this time, the pen core is in a state of retracting the movable inner rod 1.
  • the above-mentioned self-locking protrusion 22 quickly enters the self-locking groove 125 through the self-locking reset slope 124 and/or the anti-misoperation correction slope 126.
  • the refill remains In the state of retracting the movable inner rod 1.
  • the self-locking methods can be divided into two types:
  • the first one can double prevent misoperation, because the opening of the self-locking groove is narrowed, so when entering the self-locking groove, a certain external force is required.
  • the second method is more practical, but in normal use, people may subconsciously rotate the inner rod to make it self-locking. Each has its pros and cons, and can be classified and used in actual use.
  • the self-locking reset slope 124 can help the self-locking protrusion 22 quickly enter the locking groove and the self-locking groove.
  • the anti-misoperation correction slope 126 can help the self-locking protrusion 22 quickly enter the sliding straight groove, avoiding it from entering the self-locking groove by mistake, and can also enter the self-locking groove when necessary, but the internal pressure is too strong, resulting in the self-locking protrusion When the 22 position is off the side of the straight groove, it helps the self-locking protrusion 22 to quickly enter the self-locking groove.
  • the plug body 3 is provided with a refill accommodating groove 31.
  • the front end of the refill accommodating groove 31 is provided with an inclined loading slope.
  • a pen holder 32 and/or an erasable wipe 33 can be added to the plug body 3 above.
  • Other gadgets can also be added to increase the functionality of the pen, so that it has other existing auxiliary functions.
  • the terms “installed”, “connected” and “connected” should be understood in a broad sense, unless otherwise clearly specified and limited. For example, they can be fixed or detachable. Connect, or connect in one piece. It can be a mechanical connection or an electrical connection. It can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)

Abstract

L'invention concerne un stylo télescopique, comprenant une tige interne mobile (1), un cylindre externe mobile (2), un corps de bouchon (3), un élément de combinaison rotatif, une recharge (7) et un ressort (8). L'élément de combinaison rotatif est gainé dans le cylindre externe mobile (2), une partie de la tige interne mobile (1) est gainée dans le cylindre externe mobile (2), la recharge (7) est gainée dans la tige interne mobile (1), le cylindre externe mobile (2) et l'élément de combinaison rotatif. Le ressort (8) se trouve entre la tige interne mobile (1) et la recharge (7), le corps de bouchon (3) et le cylindre externe mobile (2) sont en liaison par ajustement fileté. L'extrémité inférieure du cylindre externe mobile (2) est pourvue à l'intérieur de celle-ci d'une saillie interne de frottement stable (25), l'extrémité supérieure de la saillie interne de frottement stable (25) est pourvue de plusieurs colonnes à usage d'isolation (24) et les colonnes à usage d'isolation (24) sont réparties de manière circulaire. L'extrémité de queue de chaque colonne à usage d'isolation (24) est pourvue d'une pente d'utilisation (241), et une rainure de coulissement d'utilisation (23) est formée entre deux colonnes à usage d'isolation (24). L'élément de combinaison rotatif est composé d'un élément rotatif interne (6) et d'un élément de poussée (5) au moyen d'un gainage. L'élément rotatif interne (6) peut tourner par rapport à l'élément de poussée (5), la surface extérieure de l'élément rotatif interne (6) est pourvue de plusieurs bossages rotatifs intérieurs (61) et de saillies de bague de serrage (63) qui sont réparties de manière annulaire. Des rainures de coulissement rotatives internes (62) sont en outre formées entre les bossages rotatifs internes (61), et chaque bossage rotatif interne (61) est pourvu d'une pente d'utilisation rotative interne (612) et d'une pente de libération (611).
PCT/CN2020/096413 2019-07-22 2020-06-16 Stylo télescopique WO2021012840A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910662976.8 2019-07-22
CN201910662976.8A CN110328986B (zh) 2019-07-22 2019-07-22 一种伸缩笔

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WO2021012840A1 true WO2021012840A1 (fr) 2021-01-28

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WO (1) WO2021012840A1 (fr)

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CN110328986B (zh) * 2019-07-22 2020-08-11 温州市简系文具有限公司 一种伸缩笔
CN111002739B (zh) * 2019-12-25 2020-10-09 杭州简弈科技有限公司 一种筒反复复位笔
CN113146122B (zh) * 2021-02-25 2022-11-04 上海凌云工业科技有限公司凌云汽车技术分公司 一种用于焊接夹具的自动伸缩锁止压紧头
CN113145969A (zh) * 2021-04-19 2021-07-23 国网山东省电力公司枣庄供电公司 一种具备保护防护手持结构的电烙铁
CN113479002B (zh) * 2021-06-25 2023-04-28 温州市简系文具有限公司 一种卡扣速拔笔

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WO2005100045A1 (fr) * 2004-04-16 2005-10-27 Bon-Chun Koo Stylo a bille a cognement avant
KR200384547Y1 (ko) * 2005-02-23 2005-05-16 구본춘 전방녹크식 볼펜
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