CN217347289U

CN217347289U - Controllable lead-out pencil

Info

Publication number: CN217347289U
Application number: CN202122673040.0U
Authority: CN
Inventors: 毛国锋
Original assignee: Wenzhou Kangchuang Plastic Hardware Products Co ltd
Current assignee: Wenzhou Kangchuang Plastic Hardware Products Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-09-02
Anticipated expiration: 2031-11-03

Abstract

The utility model relates to a controllable core pencil belongs to propelling pencil technical field, including the pen container, pen container right side threaded connection has the screw thread cap. The utility model discloses, go out the inner wall shrinkage and extrusion tower type spring of a core nib to settling a section of thick bamboo under the pressure effect, after lifting the pencil, tower type spring can drive out the core nib and reset, the pencil core of out core nib inner wall takes out the loss refill by the inner wall of a core section of thick bamboo under the effect of a core nib inner wall frictional force, make the inner wall of a core nib automatic maintenance all the time be full of the refill, when going out the refill, the joint frame moves right and makes its no longer the right side of two sets of play core pipes of fixed clamp, make the right side that can pass through smoothly of reacing the core pipe, after accomplishing out the refill, second reset spring drives out the refill and resets, make joint frame card go into the play core pipe of the inside tight both sides of a core section of thick bamboo again, make it can press from both sides tight pencil core and prevent that it from backing up to go out the refill, make it can go out the core pencil automatically when writing, the simple and convenient use mode.

Description

Controllable lead-out pencil

Technical Field

The utility model relates to a propelling pencil technical field especially relates to a controllable core pencil.

Background

Mechanical pencils, i.e. pencils in which the spring returns to its original position after the pressing force is released. The propelling pencil is divided into a thick lead propelling pencil and a thin lead propelling pencil according to the diameter of the pencil lead.

The existing mechanical pencil is generally used for core stripping by pressing when writing, and a button is required to be pressed for core stripping after the front end of a pencil core is used up, so that the automatic core stripping pencil can automatically complete core stripping.

SUMMERY OF THE UTILITY MODEL

The utility model provides a controllable core pencil has solved current core pencil and need press out the problem of core.

The utility model provides an above-mentioned technical problem's scheme as follows: a controllable lead-out pencil comprises a pencil vase, wherein the right side of the pencil vase is in threaded connection with a threaded pencil cap, the inner wall of the pencil vase is in sliding connection with a placing tube, the left side of the placing tube is clamped with a plugging cap, the inner wall of the plugging cap is in sliding connection with a first reset spring, a plugging rubber plug is placed on the right side of the first reset spring, a lead-out tube is clamped on the outer wall of the plugging rubber plug, a tower-shaped spring is placed on the right side of the lead-out tube, a lead-out pencil head is placed on the right side of the tower-shaped spring, a fixing ring is fixedly installed in the middle position of the inner wall of the lead-out tube, a second reset spring is fixedly connected on the left side of the fixing ring, a lead-out tube is clamped on the left side of the second reset spring, the lead-out tube is divided into two groups, clamping frames are fixedly installed on the opposite sides of the two groups of the lead-out tubes, clamping frames are rotatably connected with clamping balls, the outer wall of the pen container is sleeved with an anti-skidding rubber mat close to the edge of the right side.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the right side of the pen container is provided with a placement groove matched with the placement barrel and the length of the plugging cap, and the middle position of the left side of the placement groove is provided with a core storage groove.

Further, the top and the bottom of shutoff cap have all seted up the bending groove, just the equal fixed mounting of right side edge is close to the obverse surface and the rear surface of shutoff cap has the fixture block, just settle a draw-in groove of outer wall offer with fixture block looks adaptation of section of thick bamboo.

Furthermore, the left sides of the plugging rubber plug and the plugging cap are both provided with conical core-entering holes.

Further, the left side of the tower-shaped spring is matched with the diameter of the core discharging barrel.

Furthermore, a clamping ring is fixedly mounted in the middle of the outer wall of the core outlet pen head, and the diameter of the right side of the tower-shaped spring is matched with the clamping ring.

Furthermore, a conical core through hole is formed in the left side of the core outlet pen point.

Further, the right side of the mounting barrel is provided with a conical structure matched with the threaded pen cap.

The utility model provides a controllable core pencil has following advantage:

the right end of the core discharging pen point is contacted with the paper surface after the pencil core on the inner wall of the core discharging pen point is used for one section, the tower-shaped spring is contracted and extruded towards the inner wall of the arranging cylinder under the action of pressure, after the pencil core discharging pen point is lifted to be contacted with the paper surface, the tower-shaped spring can drive the core discharging pen point to reset, the pencil core on the inner wall of the core discharging pen point can take the lost pencil core out of the inner wall of the core discharging cylinder under the action of friction force of the inner wall of the core discharging pen point, so that the inner wall of the core discharging pen point is always kept full of the pencil core automatically, the pencil core is inserted into the inner wall of the core discharging cylinder through the plugging rubber plug, when the pencil core is discharged, the tower-shaped spring drives the pencil core to move towards the right side on the inner wall of the core discharging cylinder through the core discharging pen point, the pencil core drives the core to move towards the right side and extrude the second reset spring under the action of friction force, the right movement of the clamping frame can not fixedly clamp the right sides of two groups of the core discharging cylinder, so that the core can pass through the pencil core smoothly, after the pencil lead is drawn out, the second reset spring drives the lead drawing tube to reset, so that the clamping frame is clamped into the lead drawing tubes on the two clamping sides in the lead drawing barrel again, the lead drawing tubes can clamp the pencil lead to prevent the pencil lead from backing up, the lead drawing pencil can automatically draw the lead while writing, and the use mode is simple and convenient.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The following examples and the accompanying drawings illustrate specific embodiments of the present invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a front view of a controllable lead-out pencil according to an embodiment of the present invention;

fig. 2 is an exploded view of a controllable lead-out pencil according to an embodiment of the present invention;

fig. 3 is an exploded view of a mounting barrel of a controllable lead-out pencil according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a lead discharging barrel in a controllable lead discharging pencil according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a lead-out state of a lead-out barrel in a controllable lead-out pencil according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a pen container; 2. a threaded pen cap; 3. a placement cylinder; 4. a plugging cap; 5. a first return spring; 6. plugging the rubber plug; 7. core discharging is carried out; 8. a tower spring; 9. taking out the core pen point; 10. a second return spring; 11. a second return spring; 12. discharging a core pipe; 13. a clamping frame; 14. a clamping round ball; 15. an antiskid rubber pad.

Detailed Description

The principles and features of the present invention will be described with reference to the accompanying fig. 1-5, which are provided for illustration only and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in figures 1-5, a controllable lead-out pencil comprises a pencil vase 1, a threaded pencil cap 2 is connected with the right side of the pencil vase 1 through threads, a mounting tube 3 is connected with the inner wall of the pencil vase 1 in a sliding manner, a plugging cap 4 is clamped on the left side of the mounting tube 3, a first return spring 5 is connected with the inner wall of the plugging cap 4 in a sliding manner, a plugging rubber plug 6 is placed on the right side of the first return spring 5, a lead-out tube 7 is clamped on the outer wall of the plugging rubber plug 6, a tower-shaped spring 8 is placed on the right side of the lead-out tube 7, a lead-out pencil head 9 is placed on the right side of the tower-shaped spring 8, a fixing ring 10 is fixedly installed in the middle position of the inner wall of the lead-out tube 7, a second return spring 11 is fixedly connected with the left side of the fixing ring 10, lead-out tubes 12 are divided into two groups, clamping frames 13 are fixedly installed on the opposite sides of the two groups of the lead-out tubes 12, clamping frames 13 are both sides are rotatably connected with clamping balls 14, the outer wall of the pen container 1 is sleeved with an anti-slip rubber pad 15 close to the right edge.

Preferably, the right side of the pen container 1 is provided with a placement groove matched with the placement barrel 3 and the plugging cap 4 in length, and the middle position of the left side of the placement groove is provided with a core storage groove.

Preferably, the bending groove has all been seted up to the top and the bottom of shutoff cap 4, and the equal fixed mounting of right side edge is close to the front surface and the rear surface of shutoff cap 4 has the fixture block, and the outer wall of settling a section of thick bamboo 3 offers the draw-in groove with fixture block looks adaptation.

Preferably, the left sides of the plugging rubber plug 6 and the plugging cap 4 are both provided with conical core-entering holes.

Preferably, the left side of the tower spring 8 is adapted to the diameter of the knockout drum 7.

Preferably, a clamping ring is fixedly arranged in the middle of the outer wall of the core-discharging pen point 9, and the diameter of the right side of the tower-shaped spring 8 is matched with the clamping ring.

Preferably, the left side of the coring pen point 9 is provided with a conical core through hole.

Preferably, the right side of the cartridge 3 is provided with a tapered structure adapted to the screw cap 2.

The utility model discloses a concrete theory of operation and application method do: the right end of the pencil lead-out pen point 9 on the inner wall of the lead-out pen point 9 is contacted with the paper surface after one section of the pencil lead is used, the tower-shaped spring 8 is contracted and extruded towards the inner wall of the placing tube 3 under the action of pressure, after the pencil lead-out pen point 9 is lifted to be in contact with the paper surface, the tower-shaped spring 8 can drive the lead-out pen point 9 to reset, the pencil lead on the inner wall of the lead-out pen point 9 can take the lost pencil lead out of the inner wall of the lead-out tube 7 under the action of friction force of the inner wall of the lead-out pen point 9, so that the inner wall of the lead-out pen point 9 is always automatically kept full of the pencil lead, the pencil lead is inserted into the inner wall of the lead-out tube 7 through the plugging rubber plug 6, when the pencil lead is drawn out, the tower-shaped spring 8 drives the pencil lead to move towards the right side at the inner wall of the lead-out tube 12 through the lead-out pen point 9, the lead drives the lead-out tube 12 to move towards the right side and extrude the second reset spring 11 under the action of the friction force, the clamping frame 13 ensures that the two groups do not move towards the right side of the lead-out tube 12 fixedly, the messenger reachs the refill that can pass through smoothly of core pipe 12, after accomplishing out the core, second reset spring 11 drives out core pipe 12 and resets for joint frame 13 is gone into the inside of going out core section of thick bamboo 7 again and is pressed from both sides tight core pipe 12 that goes out of both sides, makes out core pipe 12 and can press from both sides tight pencil core and prevent that it reverses, makes out the core pencil can be automatic when writing out the core, thereby first reset spring 5 can extrude core section of thick bamboo 7 and guarantee that tower spring 8 can keep extruding out core nib 9.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a controllable lead propelling pencil, includes pen container (1), its characterized in that: the pen container is characterized in that a threaded pen cap (2) is connected to the right side of the pen container (1) in a threaded manner, a placement barrel (3) is connected to the inner wall of the pen container (1) in a sliding manner, a plugging cap (4) is clamped to the left side of the placement barrel (3), a first reset spring (5) is connected to the inner wall of the plugging cap (4) in a sliding manner, a plugging rubber plug (6) is placed on the right side of the first reset spring (5), a core discharging barrel (7) is clamped to the outer wall of the plugging rubber plug (6), a tower-shaped spring (8) is placed on the right side of the core discharging barrel (7), a core discharging pen head (9) is placed on the right side of the tower-shaped spring (8), a fixing ring (10) is fixedly installed at the middle position of the inner wall of the core discharging barrel (7), a second reset spring (11) is fixedly connected to the left side of the fixing ring (10), a core discharging tube (12) is clamped to the left side of the second reset spring (11), go out core pipe (12) and separate for two sets ofly, and two sets of equal fixed mounting in the back of the body one side of going out core pipe (12) has joint frame (13), both sides the equal swivelling joint of inner wall of joint frame (13) has screens ball (14), the outer wall of pen container (1) is close to right side edge cover and is equipped with anti-skidding cushion (15).

2. The controllable lead-out pencil according to claim 1, wherein a placement groove matched with the lengths of the placement barrel (3) and the blocking cap (4) is formed in the right side of the pencil barrel (1), and a lead storage groove is formed in the middle position of the left side of the placement groove.

3. The controllable lead-out pencil according to claim 1, wherein the top and the bottom of the blocking cap (4) are both provided with a bending groove, the front surface and the rear surface of the blocking cap (4) near the right edge are both fixedly provided with a clamping block, and the outer wall of the accommodating barrel (3) is provided with a clamping groove matched with the clamping block.

4. The controllable lead-out pencil according to claim 1, wherein the left sides of the blocking rubber plug (6) and the blocking cap (4) are both provided with a conical lead-in hole.

5. A controllable lead-out pencil according to claim 1, characterised in that the left side of the tower spring (8) is adapted to the diameter of the lead-out barrel (7).

6. The controllable lead-out pencil according to claim 1, wherein a clamping ring is fixedly mounted in the middle of the outer wall of the lead-out pencil head (9), and the diameter of the right side of the tower-shaped spring (8) is matched with the clamping ring.

7. The controllable lead-out pencil according to claim 1, characterized in that the left side of the lead-out pencil head (9) is provided with a conical through hole.

8. A controllable lead-out pencil according to claim 1, characterized in that the right side of the holder barrel (3) is provided with a conical structure adapted to the threaded cap (2).