CN215397886U - Pressing type pen and pressing device - Google Patents

Abstract

The utility model discloses a pressing type pen and pressing device, the said pressing type pen includes: the pen body is internally provided with a hollow part which penetrates through the pen body along the length direction of the pen body; the pressing mechanism is movably arranged in the hollow part; a pressing head connected to a first end of the pressing mechanism; the first elastic piece is arranged in the hollow part, the first end of the first elastic piece is abutted against the snap fastener, and the second end of the first elastic piece is abutted against the inner wall of the hollow part. The pressing type pen comprises a writing state and a non-writing state, and the pressing head is positioned at the same position under the action of the first elastic piece in the writing state and the non-writing state. The pressing head is pressed, after the pen core extends out through the operation of the pressing mechanism in the pen body, the pressing head can automatically rebound to the original position under the action of the first elastic piece, so that the position of the pressing head is kept fixed and cannot swing randomly.

Description

Pressing type pen and pressing device

Technical Field

The utility model relates to the field of cultural goods, in particular to a pressing type pen and a pressing device.

Background

In recent years, there are two types of writing pens on the market, namely, a pen-with-case type and a knock type, in which an operation part is provided at the rear end of a pen holder, and a knock operation for pushing the operation part forward against the biasing force of a spring disposed in the pen holder is performed to switch between a writing state in which a cartridge containing ink protrudes from the front end of the pen holder and a non-writing state in which the cartridge is inserted into the pen holder by the knock operation again.

However, most of the knock-type pens in the market have the problems that the knock cannot automatically rebound after pressing the knock, and the knock-type pen shakes during use, so that the hand feeling is not good when the knock-type pen is pressed again.

SUMMERY OF THE UTILITY MODEL

The present invention provides a knock-type pen and a knock device to overcome the disadvantages of the related art.

In a first aspect, the present application provides a knock-type pen, comprising:

the pen body is internally provided with a hollow part which penetrates through the pen body along the length direction of the pen body;

the pressing mechanism is movably arranged in the hollow part;

the pressing head is connected with the first end of the pressing mechanism, and at least part of the pressing head protrudes out of the hollow part; the pressing head moves along the length direction of the pen body to drive the pressing mechanism to move along the length direction of the pen body;

the first elastic piece is arranged in the hollow part, the first end of the first elastic piece is abutted against the snap, and the second end of the first elastic piece is abutted against the inner wall of the hollow part;

the pressing type pen comprises a writing state and a non-writing state, and the pressing head is positioned at the same position under the action of the first elastic piece in the writing state and the non-writing state.

Furthermore, a first accommodating part is formed at one end of the pressing head close to the pressing mechanism, and the first accommodating part is sleeved at the first end of the pressing mechanism;

the inner wall of the first accommodating part is convexly provided with a first boss, and the first end of the first elastic piece is abutted against the first boss.

Further, a second boss is formed on the inner wall of the hollow portion in a protruding mode, and the second end of the first elastic piece abuts against the second boss.

Furthermore, the inner wall of the hollow part is provided with a convex edge in a protruding way at the end part close to the press head, and the outer side wall of the press head is provided with a flange matched with the convex edge in a clamping way.

The pen further comprises a pen core, wherein the pen core is movably arranged in the hollow part, the second end of the pressing mechanism is abutted to the pen core, and the pressing head moves along the length direction of the pen body to drive the pressing mechanism and the pen core to move along the length direction of the pen body.

Further, the pressing mechanism comprises a first pressing piece and a second pressing piece matched with the first pressing piece; the inner wall of the hollow part is provided with a limiting part in limiting fit with the second pressing part;

the first end of the first pressing piece is connected with the pressing head, the second end of the first pressing piece is matched with the first end of the second pressing piece, and the second end of the second pressing piece is abutted to the pen core; the pressing head moves along the length direction of the pen body to drive the first pressing part to move, the first pressing part drives the second pressing part to move, and the second pressing part drives the pen core to move;

when the pressing type pen is in a writing state, the pressing mechanism is in a first state, the limiting piece limits the second pressing piece to a first position, and the pen core part extends out of the hollow part; when the knock type pen is in a non-writing state, the knock mechanism is in a second state, the limiting piece is separated from the second knock piece, the second knock piece is positioned at a second position, and the pen core is accommodated in the hollow part; the distance between the second position and the end part of the pen body close to the press head is smaller than the distance between the first position and the end part of the pen body close to the press head.

Furthermore, the limiting piece comprises a plurality of guide rails, and one end of each guide rail, which is close to the pen core, is provided with a first helical tooth; the guide rails are arranged on the inner wall of the hollow part at intervals along the circumferential direction of the pen body;

the outer side wall of the second pressing piece is provided with a plurality of first guide grooves matched with the guide rails, and one end of the second pressing piece, which is far away from the pen core, is provided with second helical teeth matched with the first helical teeth;

the outer side wall of the first pressing piece is provided with a plurality of second guide grooves matched with the guide rails, and the guide rails are positioned in the corresponding second guide grooves; the end part of the first pressing piece close to the pen core is provided with a third helical tooth matched with the second helical tooth, the first pressing piece moves along the length direction of the pen body, and the third helical tooth is abutted against the second helical tooth so as to drive the second pressing piece to move;

when the knock type pen is in a writing state, the first helical teeth are abutted with the second helical teeth, and the guide rail limits the second knock part at the first position; when the pressing type pen is in a non-writing state, the first inclined teeth are separated from the second inclined teeth, the guide rail is positioned in the corresponding first guide groove, and the second pressing piece is positioned at the second position.

Furthermore, a second accommodating part is formed in the first pressing part, and the second accommodating part is sleeved outside at least part of the second pressing part.

Further, the first elastic piece is sleeved outside the first pressing piece.

Further, the pen core comprises a pen holder and a pen point, and the pen point is connected to the end part of one side, far away from the pressing head, of the pen holder;

the pressing type pen further comprises a second elastic piece sleeved outside the pen point, one end of the second elastic piece abuts against the pen holder, and the other end of the second elastic piece abuts against the inner wall of the hollow portion.

Furthermore, a third boss is formed on one end, far away from the snap, of the inner wall of the hollow part, and the other end of the second elastic piece abuts against the third boss.

Further, an abutting piece for abutting against the second end of the pressing mechanism is formed on the inner wall of the hollow portion in a protruding mode.

Further, the pen body comprises a first pen holder and a second pen holder detachably connected with the first pen holder; the first pen holder and the second pen holder are both of a hollow structure, and the hollow part is formed in the first pen holder and the second pen holder together.

Furthermore, the knock type pen further comprises a decoration part arranged on the side part of the pen body.

In a second aspect, the present application provides a knock apparatus including: a pressing mechanism;

the pressing head is connected with one end of the pressing mechanism and moves along a pressing direction to drive the pressing mechanism to move along the pressing direction;

the first end of the first elastic piece is abutted to the press head, and the second end of the first elastic piece is used for being fixed with an external component; when the pressing device is in a non-pressing state, the first elastic piece keeps the pressing head at the same position.

The utility model provides a pressing type pen, including first elastic component, first elastic component install in well kenozooecium, its first end butt in the press head, second end butt in the inner wall of well kenozooecium presses the press head, makes the refill stretch out the back through the operation of pressing mechanism in the pen body, but the press head automatic rebound normal position under the effect of first elastic component, makes the position of press head keep fixed, can not rock at will.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

FIGS. 1 and 2 are schematic views of a knock type pen according to an exemplary embodiment of the present application from different perspectives;

FIG. 3 is a cross-sectional view of a knock type pen according to an exemplary embodiment of the present application;

FIG. 4 is a cross-sectional view of a knock-type pen according to an exemplary embodiment of the present application, shown with the knock mechanism removed and a cartridge removed;

FIGS. 5 and 6 are schematic views of a knock type pen according to an exemplary embodiment of the present application in different operating states;

FIG. 7 is an enlarged partial view of an exemplary embodiment of a snap pen of the present application near the snap end;

FIG. 8 is an enlarged partial view of a pen of the present application, shown in close proximity to the tip end;

fig. 9 to 12 are schematic views illustrating a knock head and a knock mechanism of a knock type pen according to an exemplary embodiment of the present application in different operating states.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items. The application provides a knock-type pen and a knock device. The knock type pen and the knock device according to the present invention will be described in detail with reference to the accompanying drawings. The features of the following examples and embodiments may be combined with each other without conflict.

Referring to fig. 1 to 4, an embodiment of the present invention provides a knock-type pen, including: the pen comprises a pen body 20, a pen core 40, a pressing mechanism 30, a pressing head 10 and a first elastic piece 50, wherein a hollow part 28 penetrating along the length direction (vertical direction in figure 3) of the pen body 20 is arranged in the pen body 20; the knock mechanism 30 and the pen core 40 are movably installed in the hollow portion 28. The second end (the lower end shown in fig. 3) of the knock mechanism 30 abuts the cartridge 40. The knock head 10 is connected to a first end (an upper end shown in fig. 3) of the knock mechanism 30, the knock head 10 at least partially protrudes from the hollow portion 28, and the knock head 10 moves along the longitudinal direction of the pen body 20 to drive the knock mechanism 30 and the pen core 40 to move along the longitudinal direction of the pen body 20. The first elastic member 50 is installed in the hollow portion 28, a first end (an upper end shown in fig. 3) of the first elastic member 50 abuts against the knock rod 10, and a second end (a lower end shown in fig. 3) of the first elastic member 50 abuts against an inner wall of the hollow portion 28.

The knock type pen according to the embodiment of the present application includes a writing state and a non-writing state, the knock head 10 is coupled with the knock mechanism 30 inside the pen body 20, and finally, a writing state in which the pen core 40 is protruded out of the hollow portion 28 from the front end portion of the pen body 20 and a non-writing state in which the pen core 40 is completely accommodated in the hollow portion 28 of the pen body 20 are realized, and the knock head 10 is located at the same position by the first elastic member 50 in the writing state and the non-writing state. When the knock rod 10 is pressed, the pen core 40 is extended by the operation of the knock mechanism 30 in the pen body 20, and the knock rod 10 can automatically rebound to the original position under the action of the first elastic member 50, so that the position of the knock rod 10 is kept fixed and cannot swing freely.

Referring to fig. 2, 5 and 6, the knock type pen is in a non-writing state when not in use, and as shown in fig. 2, the knock head 10 is at the initial position and the cartridge 40 is completely accommodated in the hollow portion 28. When the knock type pen is used, a user pushes the knock head 10 to move along the longitudinal direction of the pen body 20, thereby moving the knock mechanism 30 and the pen core 40 together, and moving the pen core 40 to partially protrude out of the hollow portion 28, as shown in fig. 5. When the user releases the thumb-operated pen, the thumb-operated pen 10 will automatically rebound to the original position under the elastic action of the first elastic member 50, so that the position of the thumb-operated pen 10 will remain fixed and will not shake, and the thumb-operated pen will be in the writing state, as shown in fig. 6. After the knock type pen is used, the user pushes the knock head 10 again to move in the longitudinal direction of the pen body 20, and the pen core 40 is moved to be accommodated in the hollow portion 28 (i.e., in a non-writing state) by operating the knock mechanism 30, as shown in fig. 2.

Referring to fig. 3 and 8, in some alternative embodiments, the pen body 20 includes a first pen barrel 25 and a second pen barrel 26 detachably connected to the first pen barrel 25; the first pen rod 25 and the second pen rod 26 are both hollow structures, and the hollow part 28 is formed inside the first pen rod 25 and the second pen rod 26 together to accommodate the inner pressing mechanism 30 and the pen core 40. In the embodiment, the first pen holder 25 and the second pen holder 26 are detachably connected through threads, the threads are simple in structure, reliable in fixation, convenient to install and detach, and easy to replace the pen core 40. Further, the outside of the first pen rod 25 can be sleeved with a third pen rod 27, the third pen rod 27 and the first pen rod 25 are fixed through gluing, connection is firm, and the third pen rod 27 can protect the first pen rod 25.

In some alternative embodiments, the knock-type pen may further include a decoration 271 provided at a side portion of the pen body 20 for aesthetic purposes. In addition, the decoration 271 may also function as a pen clip. In this embodiment, the side of the outer end of the third pen holder 27 is provided with the decoration 271, and the decoration 271 may include several styles of numbers 0 to 9 and letters a to Z, so as to increase the appearance selection of the product and improve the user experience.

In some alternative embodiments, a first receiving portion 14 is formed at one end of the pressing head 10 close to the pressing mechanism 30, and the first receiving portion 14 is sleeved on the first end of the pressing mechanism 30. A first boss 11 is formed on the inner wall of the first receiving portion 14, and a first end of the first elastic member 50 abuts against the first boss 11 to fix the first elastic member 50. In this embodiment, the upper end of the first accommodating portion 14 of the thumb press 10 is cylindrical, the lower end of the first accommodating portion is approximately circular truncated cone-shaped, and the first boss 11 is disposed at the junction of the upper end and the lower end of the first accommodating portion. The first boss 11 may be a ring-shaped structure formed by protruding from an inner wall of the first receiving portion 14. In other embodiments, the first end of the first elastic element 50 may be fixedly connected to the inner wall of the first receiving portion 14 of the pressing head 10 by gluing or the like, and the first elastic element 50 may also be fixed.

In some alternative embodiments, the inner wall of the hollow portion 28 is formed with a second boss 22 in a protruding manner, and the second end of the first elastic member 50 abuts against the second boss 22 to fix the first elastic member 50. The second boss 22 may be a ring-shaped structure formed to protrude from an inner wall of the hollow portion 28. In other embodiments, the second end of the first elastic element 50 may also be fixedly connected to the inner wall of the hollow portion 28 by gluing or the like, and the function of fixing the first elastic element 50 may also be achieved.

In some alternative embodiments, the inner wall of the hollow portion 28 is convexly formed with a flange 21 at the end portion close to the press head 10, and the outer side wall of the press head 10 is provided with a flange 12 snap-fitted with the flange 21, so that the press head 10 is prevented from being separated from the pen body 20 under the elastic action of the first elastic member 50 after the user releases the press head 10. The flange 21 may be a ring-shaped structure formed by protruding from the inner wall of the hollow portion 28. The flange 12 may be a ring-shaped structure formed to protrude from the outer sidewall of the knock head 10. Optionally, the inner wall of the hollow 28 is convexly formed with an abutment for abutment with the second end of the snap mechanism. The abutting pieces can limit the pressing mechanism 30, and the pressing mechanism 30 is prevented from falling out when the pen core is replaced.

Referring to fig. 3 and 8, in some alternative embodiments, the cartridge 40 includes a barrel 41 and a nib 42, the nib 42 is connected to an end of the barrel 41 on a side away from the press stud 10, the press stud further includes a second elastic member 60 sleeved outside the nib 42, one end of the second elastic member 60 abuts against the barrel 41, the other end of the second elastic member 60 abuts against an inner wall of the hollow portion 28, and the second elastic member 60 plays a role in making the barrel 41 generate a rebound. In this embodiment, a third boss 23 is formed at one end of the inner wall of the hollow portion 28, which is far from the knock head 10, and the other end of the second elastic member 60 abuts against the third boss 23, thereby fixing the second elastic member 60. The third boss 23 may be a ring-shaped structure formed to protrude from the inner wall of the hollow portion 28. In other embodiments, the second elastic member 60 may be a spring, a spring sheet, a rubber sleeve, or other elastic structural members.

Referring to fig. 2, 5 and 6, when the knock type pen is not used, it is in a non-writing state, and as shown in fig. 2, the knock 10 and the cartridge 40 are both located at initial positions, and the shaft 41 and the tip 42 of the cartridge 40 are both accommodated in the hollow portion 28. When the knock type pen is used, a user pushes the knock head 10 to move along the longitudinal direction of the pen body 20, so as to drive the knock mechanism 30 and the pen core 40 to move together, and the pen core 40 moves until the pen head 42 partially extends out of the hollow part 28, as shown in fig. 5. The user releases the knock pen 10 and the cartridge 41 is slightly rebounded by the second elastic member 60. The knock pen 10 is automatically rebounded back to the original position by the elasticity of the first elastic member 50, so that the position of the knock pen 10 is kept fixed and does not shake randomly, and the knock pen is in a writing state as shown in fig. 6. After the knock type pen is used, the user presses the knock head 10 again and releases the knock head, and the shaft 41 is rebounded to the initial position by the second elastic member 60. The tip 42 of the pen core 40 is accommodated in the hollow portion 28 by operating the knock mechanism 30 (i.e., in a non-writing state), as shown in fig. 2.

Referring to fig. 7, 9-12, in some alternative embodiments, the pressing mechanism 30 may include a first pressing member 31 and a second pressing member 32 coupled to the first pressing member 31; the inner wall of the hollow part 28 is provided with a limiting part which is in limiting fit with the second pressing part 32.

The first end of the first pressing member 31 is connected with the pressing head 10, the second end of the first pressing member 31 is matched with the first end of the second pressing member 32, and the second end of the second pressing member 32 is abutted with the pen core 40; the knock 10 moves along the length direction of the pen body 20 to drive the first knock member 31 to move, the first knock member 31 drives the second knock member 32 to move, and the second knock member 32 drives the pen core 40 to move.

As shown in fig. 6 and 11, when the knock type pen is in the writing state, the knock mechanism 30 is in the first state, the second knock member 32 is stopped at the first position by the stopper, and the pen core 40 partially protrudes out of the hollow portion 28. As shown in fig. 2 and 9, when the knock type pen is in the non-writing state, the knock mechanism 30 is in the second state, the stopper is disengaged from the second knock member 32, the second knock member 32 is in the second position, and the cartridge 40 is accommodated in the hollow portion 28. Wherein, the distance between the second position and the end part of the pen body 20 close to the press head 10 side (the end is indicated by the position of the convex edge 21 in fig. 9 to 12) is smaller than the distance between the first position and the end part of the pen body close to the press head side, and the press head is in the same position under the action of the first elastic element when the press type pen is in a writing state and a non-writing state.

When the knock type pen is not used, it is in a non-writing state, as shown in fig. 2 and 9, the knock 10 and the cartridge 40 are both located at initial positions, the knock mechanism 30 is in the second state, the stopper is separated from the second knock 32, the second knock 32 is located at a second position, and the shaft 41 and the tip 42 of the cartridge 40 are both accommodated in the hollow portion. As shown in fig. 5 and 10, when the knock-type pen is used, a user presses the knock head 10 to move along the length direction of the pen body 20, so as to drive the first knock member 31 to move, the first knock member 31 drives the second knock member 32 to move, the second knock member 32 drives the pen core 40 to move, and the pen core 40 moves until the pen point 42 partially protrudes out of the hollow portion 28. As shown in fig. 6 and 11, the user releases the pressing head 10, the stopper blocks the pen shaft 41 from rebounding under the action of the second elastic member 60, the pressing head 10 automatically rebounds to the original position under the elastic action of the first elastic member 50, so that the position of the pressing head 10 can be kept fixed and cannot be shaken randomly, and the pressing pen is in the writing state at this time, as shown in fig. 2 and 9, after the use of the pressing pen is finished, the user releases the pressing head 10 after pressing again, the stopper is disengaged from the second pressing member 32, the second pressing member 32 is located at the second position, and the pen shaft 41 rebounds to the original position under the action of the second elastic member 60, so that the pen tip 42 of the pen core 40 is accommodated in the hollow portion 28 (i.e., in the non-writing state).

In some optional embodiments, the first elastic element 50 is sleeved outside the first pressing element 31, a first end of the first elastic element 50 abuts against the first boss 11, and a second end of the first elastic element 50 abuts against the second boss 22. In other embodiments, the first elastic element 50 may be a spring, a spring sheet, a rubber sleeve, or other elastic structural elements.

In this embodiment, a first receiving portion 14 is formed at an end of the knock rod 10 close to the knock mechanism 30, and the first receiving portion 14 is sleeved on a first end (upper end as shown in fig. 3) of the first knock member 31 to limit the movement of the first knock member 31 except the movement in the direction of the pen body 20 (longitudinal direction as shown in fig. 3). The inner wall of the first receiving portion 14 at the end far from the first pressing member 31 is provided with a plurality of protrusions 13, and the protrusions 13 are tightly attached to the first end of the pressing mechanism 30 to play a role of blocking. The first snap member 31 has a second receiving portion 312 formed therein, and the second receiving portion 312 is at least partially sleeved outside the second snap member 32 to limit the second snap member 32 to perform other movements except for a movement along the pen body 20 (shown as a longitudinal direction in fig. 3) and a rotational movement. The second end of the first snap member 31 is engaged with the first end of the second snap member 32, and the second end of the second snap member 32 is abutted against the pen core 40.

Referring to fig. 4, in some alternative embodiments, the limiting member includes a plurality of guide rails 24, one end of the guide rail 24 near the pen core 40 is provided with a first helical tooth 241, and the plurality of guide rails 24 are arranged on the inner wall of the hollow portion 28 at intervals along the circumferential direction of the pen body 20. The outer side wall of the second pressing member 32 is provided with a plurality of first guide grooves adapted to the guide rails 24, and one end of the second pressing member, which is far away from the pen core 40, is provided with a second helical tooth 321 adapted to the first helical tooth 241.

The outer side wall of the first snap member 31 is provided with a plurality of second guide grooves adapted to the guide rails 24, and the guide rails 24 are located in the corresponding second guide grooves. The end of the first pressing member 31 close to the pen core 40 is provided with a third helical tooth 311 matched with the second helical tooth 321, the first pressing member 31 moves along the length direction of the pen body 20, and the third helical tooth 311 abuts against the second helical tooth 321 to drive the second pressing member 32 to move.

When the knock type pen is in the writing state, the knock mechanism 30 is in the first state, the first helical tooth 241 is in contact with the second helical tooth 321, and the guide rail 24 limits the second knock member 32 to the first position, as shown in fig. 11. When the knock type pen is in the non-writing state, the knock mechanism 30 is in the second state, the first inclined teeth 241 are engaged with the second inclined teeth 321 but do not move relatively, the guide rail 24 is located in the corresponding first guide groove, and the second knock member 32 is located in the second position, as shown in fig. 9.

In the present embodiment, the first knock member 31 includes a third helical tooth 311, and the second knock member 32 includes a second helical tooth 321. The third helical tooth 311 of the first knock member 31 is provided with one second guide groove every other oblique plane, and the second helical tooth 321 of the second knock member 32 is provided with one first guide groove every other two oblique planes. The inner wall of the hollow portion 28 is provided with guide rails 24 having the same number as the first guide grooves and the second guide grooves, as shown in fig. 3, the starting point of the upper end of the guide rail 24 is located on one side of the second boss 22 close to the third helical teeth 311, the guide rail is integrally embedded into the first guide grooves and the second guide grooves, the width of the guide rail is substantially the same as the width of the first guide grooves and the width of the second guide grooves, one end of the guide rail 24 close to the pen core 40 is provided with first helical teeth 241, and the chamfer angle of the first helical teeth 241 is substantially the same as the chamfer angle of the second helical teeth 321.

When the knock type pen is not used, it is in a non-writing state, as shown in fig. 2 and 9, the knock head 10 and the cartridge 40 are both located at initial positions, the shaft 41 and the tip 42 of the cartridge 40 are both accommodated in the hollow portion 28, the knock mechanism 30 is in the second state, the stopper is disengaged from the second knock member 32, the second knock member 32 is located at the second position, and the guide rail 24 is integrally inserted into the second guide groove of the first knock member 31 and the first guide groove of the second knock member 32. As shown in fig. 5 and 10, when the knock type pen is used, a user presses the knock head 10 to move along the length direction of the pen body 20, so as to drive the first knock member 31 to move until the third inclined tooth 311 of the first knock member contacts with the inclined surface of the second inclined tooth 321 of the second knock member, the guide rail 24 is in the first guide groove of the second knock member 32, so that the rotation of the second knock member 32 is limited, the first knock member 31 drives the second knock member 32 to move along the guide rail 24, the second knock member 32 drives the pen core 40 to move until the pen point 42 partially extends out of the hollow part 28, the first elastic member 50 and the second elastic member 60 are both pressed to be in a compressed state, the guide rail 24 gradually separates from the first guide groove of the second knock member 32 during the downward movement of the second knock member 32, and the second knock member 32 loses the rotation limitation of the guide rail 24, the second helical tooth 321 of the second snap member 32 starts to perform a rotation movement, and the guide rail 24 moves along the slope of the second helical tooth 321 until the edge is locked, at which time the third helical tooth 311 is just in contact with the second helical tooth 321. As shown in fig. 6 and 11, when the user releases the press head 10, the press head 10 automatically rebounds back to the original position under the elastic action of the first elastic member 50, so that the position of the press head 10 remains fixed and cannot be shaken randomly, but the guide rail 24 limits the second pressing member 32 to the first position, and blocks the pen shaft 41 from rebounding under the action of the second elastic member 60, so that the pen point 42 remains extended, and the press pen is in the writing state.

After the use of the knock type pen is finished, the user presses the knock head 10 again to move along the length direction of the pen body 20, so as to drive the first knock member 31 to move until the third bevel 311 of the first knock member contacts with the bevel of the second bevel 321 of the second knock member, as shown in fig. 12, the first knock member 31 presses the second knock member 32, the guide rail 24 is separated from the second knock member 32, so that the second knock member 32 has no rotation limitation, the second knock member 32 rotates simultaneously with the pressing of the first knock member 31, the guide rail 24 gradually slides down along the second bevel 321 into the guide groove of the second knock member 32, and the third bevel 311 rotates to a next preparation position. When the thumb press 10 is released, the thumb press 10 automatically rebounds back to the original position under the elastic action of the first elastic member 50, so that the position of the thumb press 10 is kept fixed and cannot be shaken randomly, the second thumb press 32 is not limited by the guide rail 24 in the radial direction, the second elastic member 60 does not rebound under the compressive force, the pen shaft 41 rebounds to the original position under the action of the second elastic member 60, and the pen point 42 is accommodated in the hollow portion 28 (i.e., in a non-writing state), as shown in fig. 2.

The embodiment of the application also provides a pressing device, which comprises a pressing mechanism, a pressing head and a first elastic part, wherein the pressing head is connected to one end of the pressing mechanism and moves along a pressing direction to drive the pressing mechanism to move along the pressing direction, the first end of the first elastic part is abutted to the pressing head, the second end of the first elastic part is used for being fixed with an external component, when the pressing device is in a non-pressing state, the first elastic part is used for keeping the pressing head at the same position, and because the first end of the first elastic part is abutted to the pressing head and the second end is fixed, the pressing head can automatically rebound to the original position under the action of the first elastic part, so that the position of the pressing head is kept fixed and cannot shake randomly. In the above-described embodiments and implementations of the knock-type pen, the description of the knock mechanism, the knock head, and the first elastic member is also applicable to the knock device of the present embodiment, the knock direction may be a longitudinal direction of the pen body, and the external member may be an inner wall of the hollow portion.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims (15)

1. A knock-type pen, comprising:

the pen body is internally provided with a hollow part which penetrates through the pen body along the length direction of the pen body;

the pressing mechanism is movably arranged in the hollow part;

the pressing head is connected with the first end of the pressing mechanism, and at least part of the pressing head protrudes out of the hollow part; the pressing head moves along the length direction of the pen body to drive the pressing mechanism to move along the length direction of the pen body;

the first elastic piece is arranged in the hollow part, the first end of the first elastic piece is abutted against the snap, and the second end of the first elastic piece is abutted against the inner wall of the hollow part;

the pressing type pen comprises a writing state and a non-writing state, and the pressing head is positioned at the same position under the action of the first elastic piece in the writing state and the non-writing state.

2. The knock type pen according to claim 1, wherein a first receiving portion is formed at an end of the knock head adjacent to the knock mechanism, and the first receiving portion is fitted over the first end of the knock mechanism;

the inner wall of the first accommodating part is convexly provided with a first boss, and the first end of the first elastic piece is abutted against the first boss.

3. The knock type pen according to claim 1, wherein a second boss is formed to protrude from an inner wall of the hollow portion, and a second end of the first elastic member abuts against the second boss.

4. The knock type pen according to claim 1, wherein a flange is formed by protruding the inner wall of the hollow portion at the end portion thereof adjacent to the knock head, and a flange for snap-fitting with the flange is provided on the outer side wall of the knock head.

5. The knock-type pen according to claim 1, further comprising a refill movably disposed in said hollow portion, wherein said second end of said knock mechanism abuts against said refill, and said knock head moves along the length of said pen body to move said knock mechanism and said refill along the length of said pen body.

6. The knock-type pen according to claim 5, wherein said knock mechanism includes a first knock member and a second knock member cooperating with said first knock member; the inner wall of the hollow part is provided with a limiting part in limiting fit with the second pressing part;

the first end of the first pressing piece is connected with the pressing head, the second end of the first pressing piece is matched with the first end of the second pressing piece, and the second end of the second pressing piece is abutted to the pen core; the pressing head moves along the length direction of the pen body to drive the first pressing part to move, the first pressing part drives the second pressing part to move, and the second pressing part drives the pen core to move;

when the pressing type pen is in a writing state, the pressing mechanism is in a first state, the limiting piece limits the second pressing piece to a first position, and the pen core part extends out of the hollow part; when the knock type pen is in a non-writing state, the knock mechanism is in a second state, the limiting piece is separated from the second knock piece, the second knock piece is positioned at a second position, and the pen core is accommodated in the hollow part; the distance between the second position and the end part of the pen body close to the press head is smaller than the distance between the first position and the end part of the pen body close to the press head.

7. The knock-type pen according to claim 6, wherein said retainer comprises a plurality of rails, one end of said rails near said pen core being provided with first helical teeth; the guide rails are arranged on the inner wall of the hollow part at intervals along the circumferential direction of the pen body;

the outer side wall of the second pressing piece is provided with a plurality of first guide grooves matched with the guide rails, and one end of the second pressing piece, which is far away from the pen core, is provided with second helical teeth matched with the first helical teeth;

the outer side wall of the first pressing piece is provided with a plurality of second guide grooves matched with the guide rails, and the guide rails are positioned in the corresponding second guide grooves; the end part of the first pressing piece close to the pen core is provided with a third helical tooth matched with the second helical tooth, the first pressing piece moves along the length direction of the pen body, and the third helical tooth is abutted against the second helical tooth so as to drive the second pressing piece to move;

when the knock type pen is in a writing state, the first helical teeth are abutted with the second helical teeth, and the guide rail limits the second knock part at the first position; when the pressing type pen is in a non-writing state, the first inclined teeth are separated from the second inclined teeth, the guide rail is positioned in the corresponding first guide groove, and the second pressing piece is positioned at the second position.

8. The knock-type pen according to claim 6, wherein said first knock member has a second receiving portion formed therein, and said second receiving portion is fitted over at least a part of the second knock member.

9. The knock-type pen according to claim 6, wherein said first elastic member is fitted around the outside of said first knock member.

10. The knock type pen according to claim 5, wherein said cartridge comprises a barrel and a tip, said tip being connected to an end of said barrel on a side away from said knock;

the pressing type pen further comprises a second elastic piece sleeved outside the pen point, one end of the second elastic piece abuts against the pen holder, and the other end of the second elastic piece abuts against the inner wall of the hollow portion.

11. The knock type pen according to claim 10, wherein a third projection is formed at one end of the inner wall of the hollow portion, which is away from the knock head, and the other end of the second elastic member abuts against the third projection.

12. The knock type pen according to claim 5, wherein an abutment for abutting against the second end of the knock mechanism is formed to protrude from an inner wall of the hollow portion.

13. The knock type pen according to claim 1, wherein the pen body comprises a first barrel and a second barrel detachably connected to the first barrel; the first pen holder and the second pen holder are both of a hollow structure, and the hollow part is formed in the first pen holder and the second pen holder together.

14. The knock-type pen according to claim 1, further comprising a decoration provided at a side portion of said pen body.

15. An actuator device, comprising:

a pressing mechanism;

the pressing head is connected with one end of the pressing mechanism and moves along a pressing direction to drive the pressing mechanism to move along the pressing direction;

the first end of the first elastic piece is abutted to the press head, and the second end of the first elastic piece is used for being fixed with an external component; when the pressing device is in a non-pressing state, the first elastic piece keeps the pressing head at the same position.

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