CN219749339U - Push telescopic writing pen - Google Patents
Push telescopic writing pen Download PDFInfo
- Publication number
- CN219749339U CN219749339U CN202321226889.6U CN202321226889U CN219749339U CN 219749339 U CN219749339 U CN 219749339U CN 202321226889 U CN202321226889 U CN 202321226889U CN 219749339 U CN219749339 U CN 219749339U
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- Prior art keywords
- pen
- shell
- middle section
- rear end
- compression bar
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- 241000180587 Pinnidae Species 0.000 claims abstract description 34
- 230000006835 compression Effects 0.000 claims description 25
- 238000007906 compression Methods 0.000 claims description 25
- 210000003205 muscle Anatomy 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 12
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Clips For Writing Implements (AREA)
Abstract
The utility model discloses a push telescopic writing pen, which comprises a pen shell, a pen core, a telescopic locking mechanism and a pen clamp, wherein a sliding groove is formed in the side part of the pen shell, the pen shell comprises a front end shell, a front section, a middle section and a rear end shell, the middle section comprises a middle section main body and a first inserting part, the first inserting part is cylindrical, a first step surface is formed between the outer side of the first inserting part and the outer side of the middle section main body, the front end of the rear end shell comprises an inserting hole, the first inserting part is inserted and positioned in the inserting hole of the rear end shell, the first step surface is matched with the front end edge of the inserting hole of the rear end shell to be abutted to limit, the sliding groove is formed in the side part of the middle section main body, the sliding groove is provided with an open end and a closed end, the closed end and the open end are respectively arranged corresponding to the front end and the rear end of the pen, an extending groove connected with the open end of the sliding groove is formed in the end of the first inserting part, and the extending groove is provided with an opening at the end of the first inserting part. The pressing telescopic writing pen is simple in structure, convenient to install and reliable to use.
Description
Technical Field
The utility model relates to a pressing telescopic writing pen.
Background
The existing pressing telescopic writing pen is generally composed of a pen shell, a pen core, a pen clamp, a telescopic locking mechanism, a pressing cap and the like, wherein the telescopic locking mechanism is generally composed of a locking piece, a pressing rod, a guide rail, the guide rail arranged on the inner side of the pen shell and the like, and the front end of the pen core can be driven to extend out or retract towards the outer side of the pen shell by pressing the pressing cap on the rear end of the pen, so that the writing state or the storage state can be switched. In the conventional retractable writing pen, the pressing cap is usually designed at the rear end of the pen, and some retractable writing pens exist on the market, which adopt movable pen clips to replace the function of pressing the cap, namely, the pen clips and the retractable locking mechanism have linkage relation.
The writing pen which drives the pen core to stretch by the movable pen clip is arranged outside the pen shell, the telescopic locking mechanism is arranged inside the pen shell, and linkage is established between the pen clip and the telescopic locking mechanism by penetrating through the sliding groove at the side part of the pen shell. In order to facilitate movable installation of the pen holder, the sliding groove of the pen shell of the type on the market at present is usually formed by combining and connecting two open type guide grooves, the two guide grooves are respectively arranged on the middle section and the rear plug of the pen shell, and the middle section and the rear plug are connected in an aligned mode and simultaneously are combined and connected together to form the sliding groove, and the pen holder is installed along the opening of one guide groove in the process.
Above-mentioned prior art's this kind of pen clip mounting structure adopts the grafting locate mode of close-fitting between the back stifled and the middle section of pen shell generally, and both produce relative rotation easily, and then lead to two guide slots to appear misplacing easily, influence the normal activity of pen clip. In addition, in the process of alignment and installation, the two guide grooves are not easy to align, and the assembly is relatively inconvenient. In addition, the machining precision of the guide grooves is also required, and the width of the two guide grooves is required to be certain.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the pressing telescopic writing pen which is simple in structure, convenient to install and more reliable to use.
In order to achieve the above object, the utility model discloses a push telescopic writing pen, comprising a pen shell, a pen core arranged at the inner side of the pen shell, a telescopic locking mechanism and a pen clip movably arranged at the outer side of the pen shell, wherein the pen clip comprises a clip arm, a sliding part and a connecting part, the clip arm can be used for operating and moving a hand part, and can also be used for integrally clamping and fixing the pen on books or clothes, the connecting part of the pen clip is arranged at the inner side of the pen shell and is in linkage fit with the telescopic locking mechanism, the side part of the pen shell is provided with a sliding groove which is in matched sliding connection with the sliding part of the pen clip, the pen shell comprises a front end shell, a front section, a middle section and a rear end shell which are sequentially connected and matched, the front end of the pen core can stretch along a hole at the front end of the front end shell, the middle section comprises a middle section main body and a first plug-in part integrally connected at the rear end of the middle section main body, the first plug-in a cylinder shape, the outer diameter of the first plug-in part is smaller than the outer diameter of the middle section main body, an annular first step surface is formed between the outer side of the first plug-in part and the outer side of the middle section main body, the first step surface is arranged in a surrounding manner along the axis of the pen, the front end of the rear end shell comprises a plug-in hole, the first plug-in part is plugged and positioned in the plug-in hole of the rear end shell, the first step surface is matched and abutted to the front end edge of the plug-in hole of the rear end shell for limiting, the chute is arranged on the side part of the middle section main body, the chute is provided with an open end and a closed end, the closed end and the open end are respectively arranged corresponding to the front end and the rear end direction of the pen, an extension groove connected with the open end of the chute is arranged on the first plug-in part, the end part of the extension groove is provided with an opening, the sliding part of the pen clip is slidingly arranged in the chute along the extension groove through the opening, and when the first plug-in part of the middle section and the plug-in hole of the rear end shell are plugged, the outside of middle section main part and the smooth concatenation of surface in the outside of rear end shell are in the same place, and the appearance is more pleasing to the eye, the front end edge cooperation butt spacing of the spliced eye of first step face and rear end shell, the rear end shell can seal the open end of spout to can restrict the backward slip of the sliding part of pen clamp, improve the reliability when using.
Further, inclined guide surfaces are arranged on two side walls of the extending groove corresponding to the opening. The sliding part of the pen clip is guided, so that the precision requirement during assembly can be reduced, and the insertion and the installation of the sliding part of the pen clip are facilitated.
Further, a protrusion is arranged on the inner side of the front end of the clamping arm of the pen clamp, and a groove matched with the protrusion for guiding movement is formed on the outer side of the middle section. Through the cooperation of arch and recess for it is more firm when the pen clip centre gripping is fixed, in addition also can guarantee the stability of pen clip front end position, prevent that pen clip front end from receiving external force to influence distortion even fracture.
Further, the outside of first grafting portion is provided with annular first protruding muscle, the inboard of spliced eye is provided with the annular second protruding muscle of locating with first protruding muscle cooperation, be provided with the grafting section of thick bamboo of grafting location in the inboard of first grafting portion in the spliced eye to improve the grafting cooperation effect between middle section and the rear end cap, prevent the separation between rear end cap and the middle section.
Further, the telescopic locking mechanism comprises a compression bar, a locking piece, a spring and a guide rail arranged on the inner side of the middle section of the pen shell, wherein the compression bar comprises a compression bar main body and a second plug-in part integrally connected to the rear end of the compression bar main body, the rear end of the compression bar is provided with the second plug-in part, the outer diameter of the second plug-in part is small relative to the outer diameter of the compression bar main body, an annular second step surface is formed between the outer side of the second plug-in part and the outer side of the compression bar main body, the connecting part of the pen clamp is annular, the connecting part sleeve of the pen clamp is fixed on the outer side of the second plug-in part and is in butt joint with the second step surface, the locking piece is connected to the front end of the compression bar in a transmission mode, and the front end of the locking piece is fixed with the rear end of the pen core in a matched mode. The connecting part of the pen clip is sleeved and fixed on the second inserting part, the second step surface is matched with the second step surface to limit, the reliability of connection between the pen clip and the telescopic locking mechanism is improved, the connecting structure is simple, and the installation is more convenient.
Further, the second grafting portion is including annular third protruding muscle, the inboard of connecting portion is provided with the protruding muscle of fourth with the protruding muscle cooperation location of third, can improve the fixed effect of cup jointing of connecting portion of second grafting portion and pen clip through the cooperation of protruding muscle of third and fourth, reduces not hard up.
The beneficial effects of the utility model are as follows: compared with the scheme that the sliding groove is formed by connecting two parts in the prior art, the sliding groove is integrated on a single component, namely the middle section of the pen shell, and the open end of the sliding groove is sealed through the rear end cover, so that the sliding part of the pen clamp is limited in the sliding groove. The technical scheme of the utility model has the advantages that the structure is simple, the requirement on the machining precision is low, the inner wall of the chute is smooth and uniform, the problem of blocking is difficult to occur, and the alignment and the installation of the rear end cover and the middle section are not involved, so that the assembly is more convenient. In the use process of the pen, even if the rear end cover and the middle section relatively rotate, the sliding of the pen clip cannot be influenced.
Drawings
FIG. 1 is a block diagram of an embodiment of the present utility model;
FIG. 2 is an exploded view of an embodiment of the present utility model;
FIG. 3 is a partial cross-sectional view 1 of an embodiment of the present utility model;
FIG. 4 is an exploded view of a portion of an embodiment of the present utility model in FIG. 1;
FIG. 5 is a block diagram of a pen clip according to an embodiment of the present utility model;
FIG. 6 is an exploded view of a portion of an embodiment of the present utility model, shown in FIG. 2;
FIG. 7 is a block diagram of a portion of an embodiment of the present utility model;
fig. 8 is a partial cross-sectional view 2 of an embodiment of the present utility model.
Detailed Description
Embodiments of the push retractable writing pen of the present utility model are shown in fig. 1-8: comprises a pen shell 1, a pen core 2 arranged at the inner side of the pen shell 1, a telescopic locking mechanism and a pen clamp 3 movably arranged at the outer side of the pen shell 1, wherein the pen clamp 3 comprises a clamp arm 31, a sliding part 32 and a connecting part 33, the clamp arm 31 can be operated by hands to move so as to drive the pen core 2 to move in a telescopic way, the pen can also be used for integrally clamping and fixing a pen on books or clothes, the connecting part 33 of the pen clamp 3 is arranged at the inner side of the pen shell 1 and is matched with the telescopic locking mechanism in a linkage way, the side part of the pen shell 1 is provided with a sliding groove 10 matched with the sliding part 32 of the pen clamp 3 in a sliding way, the pen shell 1 comprises a front end shell 11, a front section 12, a middle section 13 and a rear end shell 14 which are sequentially connected and matched, the front end of the pen core 2 can stretch along a hole at the front end of the front end shell 11, the middle section 13 comprises a middle section main body 131 and a first plug-in part 132 integrally connected at the rear end of the middle section main body 131, the first plug-in a cylinder shape 132, the outer diameter of the first plugging part 132 is smaller than that of the middle section main body 131, an annular first step surface 133 is formed between the outer side of the first plugging part 132 and the outer side of the middle section main body 131, the first step surface 133 is arranged around the axis of the pen, the front end of the rear end shell 14 comprises a plugging hole 141, the first plugging part 132 is plugged and positioned in the plugging hole 141 of the rear end shell 14, the first step surface 133 is matched and abutted with the front end edge of the plugging hole 141 of the rear end shell 14 to limit, the chute 10 is arranged on the side of the middle section main body 131, the chute 10 is provided with an open end and a closed end, the closed end and the open end are respectively arranged corresponding to the front end and the rear end direction of the pen, the first plugging part 132 is provided with an extension groove 134 connected with the open end of the chute 10, the end of the extension groove 134 is provided with an opening 135, the sliding part 32 of the pen clip is slidably mounted in the chute 10 along the extending groove 134 through the opening 135, when the first inserting part 132 of the middle section 13 and the inserting hole 141 of the rear end shell 14 are inserted, the outer side of the middle section main body 131 and the outer side of the rear end shell 14 are smoothly spliced together, the appearance is more attractive, the first step surface 133 is in fit and abutting connection with the front end edge of the inserting hole 141 of the rear end shell 14 to limit, and the rear end shell 14 can seal the open end of the chute 10, so that the backward sliding of the sliding part 32 of the pen clip 3 can be limited, and the reliability in use is improved.
As shown in fig. 5, the extending groove 134 has the same width as the chute 10, and both are located in the same axial direction as the pen, and both side walls of the extending groove 134 corresponding to the opening 135 are provided with inclined guide surfaces 1351. The guide surface 1351 has a guiding function on the sliding part 32 of the pen clip 3, so that the precision requirement during assembly can be reduced, and the insertion and installation of the sliding part 32 of the pen clip are facilitated.
As shown in fig. 4, 5 and 7, the inner side of the front end of the clamping arm 31 of the pen clamp 3 is provided with a protrusion 311, and the outer side of the middle section 13 is provided with a groove 136 which cooperates with the protrusion 311 to guide movement. Through the cooperation of protruding 311 and recess 136 for pen clip 3 centre gripping is fixed the time more firm, in addition also can guarantee the stability of pen clip 3 front end position, prevents that pen clip 3 front end from receiving external force to influence distortion even fracture.
As shown in fig. 8, the outer side of the first plugging portion 132 is provided with an annular first protruding rib 1321, the inner side of the plugging hole 141 is provided with an annular second protruding rib 1411 that is positioned in cooperation with the first protruding rib 1321, and the plugging hole 141 is provided with a plugging barrel 142 that is plugged and positioned at the inner side of the first plugging portion 132, so as to improve the plugging and matching effect between the middle section 13 and the rear end cover 14, prevent the separation between the rear end cover 14 and the middle section 13 along the axial direction of the pen, and particularly prevent the rear end cover 14 from being ejected when the pen clip 3 moves backwards under the driving of the spring.
As shown in fig. 3 and 6, the telescopic locking mechanism includes a compression bar 41, a locking member 42, a spring, and a guide rail disposed on the inner side of the middle section 13 of the pen shell, where the compression bar 41 includes a compression bar main body 411, a second plug portion 412 integrally connected to the rear end of the compression bar main body 411, the outer diameter of the second plug portion 412 is smaller than that of the compression bar main body 411, an annular second step 413 is formed between the outer side of the second plug portion 412 and the outer side of the compression bar main body 411, the rear end of the compression bar 41 is provided with the second plug portion 412, the spring is abutted between the front end shell 11 and the pen core 2, the front end of the locking member 42 is abutted to the rear end of the pen core 2, the front end of the compression bar 41 is abutted to the rear end of the locking member 42, the guide rail is in limit fit with the compression bar 41 and the locking member 42, the connecting portion 32 of the pen clip 3 is annular, and the connecting portion 32 of the pen clip 3 is sleeved and fixed on the outer side of the second plug portion 412 and is abutted to the second step 413. The connecting portion 32 of the pen clip 3 is sleeved and fixed on the second inserting portion 412 through the hole at the rear end of the middle section 13, the connecting structure is simple, the installation is more convenient, the connection is limited through the cooperation of the second step 413 and the connecting portion 32, the reliability of connection between the pen clip 3 and the telescopic locking mechanism is improved, the connecting structure is simple, and the installation is more convenient. The structure and the working principle of the telescopic locking mechanism are common to the push telescopic writing pens, and belong to the prior art. When the pen holder 3 is driven to move downwards, the pressing rod 41 can be driven to push the locking piece 42 to move downwards, the locking piece 42 is driven to rotate by the cooperation of teeth between the pressing rod 41 and the locking piece 42, and the locking piece 42 is in matched abutting joint with the guide rail to limit or release after rotating, so that the expansion and contraction of the pen core 2 are controlled.
The second plugging portion 412 includes a third annular rib 4121, a fourth rib 321 that is located on the inner side of the connecting portion 32 and cooperates with the third rib 4121, and the socket fixing effect of the connecting portion 32 of the second plugging portion 412 and the pen clip can be improved and looseness can be reduced by cooperation of the third rib 4121 and the fourth rib 321.
In addition to the above structural features, the writing pen of this embodiment may be an erasing writing pen, and the rear end of the rear end housing 14 is further provided with an erasing member 5, where the erasing member 5 may erase a written note, and is disposed at the rear end of the rear end housing 14, so that the overall structure is more compact by reasonably utilizing the extra space of the pen.
The above embodiment is only one of the preferred embodiments of the present utility model, and common changes and substitutions made by those skilled in the art within the scope of the technical solution of the present utility model are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a press telescopic writing pen, includes the pen shell, sets up at the inboard refill of pen shell, flexible locking mechanism, the activity sets up the pen clamp in the pen shell outside, and the pen clamp is including arm lock, sliding part, connecting portion, and the connecting portion setting of pen clamp is inboard and with flexible locking mechanism linkage cooperation at the pen shell, and the pen shell lateral part is provided with the spout of the sliding part cooperation sliding connection with the pen clamp, the pen shell is including connecting gradually complex front end shell, anterior segment, middle section, rear end shell, its characterized in that: the middle section is including middle section main part, an organic whole connection first grafting portion at middle section main part rear end, and first grafting portion is the tube-shape, and the external diameter of first grafting portion is little for the external diameter of middle section main part, is formed with annular first ladder face between the outside of first grafting portion and the middle section main part outside, the front end of rear end shell is including the spliced eye, first grafting portion grafting location is in the spliced eye of rear end shell, the front end edge cooperation butt spacing of first ladder face and the spliced eye of rear end shell, the spout is seted up at middle section main part lateral part, the spout has open end and blind end, and blind end and open end correspond the front and back end direction setting of pen respectively, are provided with the extension groove that is connected with the open end of spout on the first grafting portion, and the extension groove has the opening in the tip of first grafting portion.
2. The push-button retractable writing pen of claim 1, wherein: the extending groove is provided with inclined guide surfaces corresponding to the two side walls of the opening.
3. The push-button retractable writing pen of claim 1, wherein: the pen clip is characterized in that a bulge is arranged on the inner side of the front end of the clamping arm of the pen clip, and a groove matched with the bulge for guiding movement is formed in the outer side of the middle section.
4. The push-button retractable writing pen of claim 1, wherein: the outside of first grafting portion is provided with annular first protruding muscle, the inboard of spliced eye is provided with the annular second protruding muscle of locating with first protruding muscle cooperation, be provided with the grafting section of thick bamboo of grafting location in the inboard of first grafting portion in the spliced eye.
5. The push-button retractable writing pen of claim 1, wherein: the telescopic locking mechanism comprises a compression bar, a locking piece, a spring and a guide rail arranged on the inner side of the middle section of the pen shell, wherein the compression bar comprises a compression bar main body and a second plug-in part integrally connected to the rear end of the compression bar main body, the rear end of the compression bar is provided with a second plug-in part, the outer diameter of the second plug-in part is small relative to the outer diameter of the compression bar main body, an annular second step surface is formed between the outer side of the second plug-in part and the outer side of the compression bar main body, the connecting part of the pen clamp is annular, the connecting part sleeve of the pen clamp is fixedly arranged on the outer side of the second plug-in part and is in butt joint with the second step surface in a matched mode, the locking piece is connected to the front end of the compression bar, and the front end of the locking piece is fixedly matched with the rear end of the pen core.
6. The push-button retractable writing pen of claim 5, wherein: the second plug-in connection part comprises a third annular convex rib, and a fourth convex rib matched and positioned with the third convex rib is arranged on the inner side of the connection part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226889.6U CN219749339U (en) | 2023-05-17 | 2023-05-17 | Push telescopic writing pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226889.6U CN219749339U (en) | 2023-05-17 | 2023-05-17 | Push telescopic writing pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219749339U true CN219749339U (en) | 2023-09-26 |
Family
ID=88087649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321226889.6U Active CN219749339U (en) | 2023-05-17 | 2023-05-17 | Push telescopic writing pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219749339U (en) |
-
2023
- 2023-05-17 CN CN202321226889.6U patent/CN219749339U/en active Active
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| GR01 | Patent grant |