CN216733653U - Propelling pencil with triangular rod - Google Patents

Abstract

The utility model discloses a triangular-rod propelling pencil, which comprises a hollow wooden pen holder and a tip sleeve connected to one end of the wooden pen holder, wherein a core feeding mechanism for feeding a core towards the tail end of the tip sleeve is arranged in the tip sleeve, the top of the core feeding mechanism is connected with one end of a core storage tube, the other end of the core storage tube is connected with a snap fastener, the snap fastener is provided with a lead inlet hole corresponding to the inner hole of the core storage tube, and the snap fastener is sleeved on the periphery of the wooden pen holder. When the pen holder is used, the press head does not need to be pulled out, the lead core can be filled in through the small hole on the press head, the use is convenient, the pen holder is made of wood, a natural and friendly rod is provided for people, and the environment is more friendly.

Description

Propelling pencil with triangular rod

Technical Field

The utility model relates to the technical field of mechanical pencils, in particular to a mechanical pencil with a triangular rod.

Background

Traditional pencil needs often to be curled and cut, and is inconvenient to use, has consequently appeared propelling pencil, follows people convenient to use's demand, and propelling pencil, as the name suggests, is exactly the pencil that can go out the core automatically, and current propelling pencil all is provided with the core mechanism including the pen-holder usually, is located the point cover of pen-holder front end, is located the press head of pen-holder rear end, the pen-holder inside, send the core mechanism including with the claw lamella of lead core cooperation centre gripping, with the lantern ring that claw lamella cooperation activity cup jointed. The pressing head is pressed by a hand, the claw piece and the lantern ring can be driven to move forwards, the claw piece can simultaneously clamp the lead core and convey the lead core forwards, when the lantern ring moves forwards for a certain distance, the lantern ring is limited to stop moving backwards relative to the claw piece, and the claw piece is reset and opened by the elasticity of the claw piece so as to release the clamping state of the lead core; when the hand is separated from the tail cover, the claw clacks and the lantern ring move backwards under the action of the spring to clamp and fix the lead core again so as to facilitate writing.

The existing propelling pencil is designed to be triangular in order to accord with human engineering, when a lead core needs to be filled, a press head needs to be pulled out, the lead core is filled into a lead storage tube, the use is inconvenient, in addition, the material of the pencil holder is generally plastic, and the pencil holder is difficult to degrade after being discarded and pollutes the environment.

Disclosure of Invention

The utility model provides a triangular-rod propelling pencil, which is convenient to load a lead and has small environmental pollution.

The utility model is realized in such a way that the triangular-bar propelling pencil comprises a hollow wooden pen holder and a tip sleeve connected to one end of the wooden pen holder, wherein a core feeding mechanism for feeding a core towards the tail end of the tip sleeve is arranged in the tip sleeve, the top of the core feeding mechanism is connected with one end of a core storage tube, the other end of the core storage tube is connected with a snap fastener, the snap fastener is provided with a lead inlet hole corresponding to the inner hole of the core storage tube, and the snap fastener is sleeved on the periphery of the wooden pen holder.

Preferably, the top of the sharp sleeve is provided with a connecting section, and the connecting section is inserted into the wooden penholder.

Preferably, the periphery of the connecting end is provided with a knurling layer.

Preferably, the bottom of the core feeding mechanism is connected with a core protecting sleeve, the bottom end of the core protecting sleeve extends out of the tip sleeve, and a core protecting hole for a lead to pass through is formed in the position corresponding to the core outlet of the core feeding mechanism.

Preferably, the wooden barrel has three gripping surfaces along its length.

Preferably, the snap is the same as the wooden penholder in shape.

Preferably, a plurality of slots are arranged on three of the gripping surfaces.

Preferably, a plurality of said grommets are distributed flush on three of said gripping surfaces.

Preferably, a plurality of the slots are distributed on three of the gripping surfaces in a staggered manner.

Preferably, the diameter of the lead inlet hole is 0.5 to 0.7 mm.

When the pen holder is used, the press head does not need to be pulled out, the lead core can be filled in through the small hole on the press head, the use is convenient, the pen holder is made of wood, a natural and friendly rod is provided for people, and the environment is more friendly.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a triangular-rod mechanical pencil according to the present invention.

Fig. 2 is a schematic view of a partial cross-sectional structure of the mechanical pencil with a triangular rod provided by the utility model.

Fig. 3 is a schematic structural view of the triangular-rod mechanical pencil provided by the utility model.

Fig. 4 is a schematic structural view of the wood pen holder of fig. 1.

In the figure: 1. a wooden pen holder; 11. a gripping surface; 12. a slot hole; 2. a tip sleeve; 21. a connecting section; 3. a core feeding mechanism; 4. a core storage tube; 5. pressing heads; 51. a lead inlet hole; 6. a core protecting sleeve; 61. and (4) protecting the core hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present embodiment provides a triangular-rod propelling pencil, which includes a hollow wooden pen holder 1 and a tip sleeve 2 connected to one end of the wooden pen holder 1, the tip sleeve 2 is internally provided with a core feeding mechanism 3 for feeding a core towards the end thereof, the top of the core feeding mechanism 3 is connected to one end of a core storage tube 4, the other end of the core storage tube 4 is integrally connected with a snap 5, the snap 5 is provided with a lead inlet hole 51 corresponding to the inner hole of the core storage tube 4, the lead can enter the core storage tube 4 from the lead inlet hole 51, the diameter of the lead inlet hole 51 is 0.5 to 0.7mm, preferably 0.55mm, and is adapted to a lead of 0.5mm, the snap 5 is sleeved on the periphery of the wooden pen holder 1, the wooden pen holder 1 has a certain limit supporting function for the snap 5, the snap 5 is in a cap shape, and seems to be integrally connected with the wooden pen holder 1, the design is simple, and further, the snap 5 has the same shape as the pen holder, and the integral feeling is stronger.

When a person writes, the person generally uses the thumb, the forefinger and the middle finger to hold the penholder for writing, so for the comfort of grasping, the wooden penholder 1 is provided with three grasping surfaces 11 in the length direction, and the cross section of the wooden penholder 1 is approximately triangular as shown in fig. 4; can be provided with a plurality of slots 12 on three gripping surface 11, the slot 12 is convenient for support the finger, makes the staff gripping more convenient, also has certain visual effect, and a plurality of slots 12 parallel and level distribute on three gripping surface 11, also can stagger the distribution, human engineering structure when according with the finger gripping more.

2 tops of point cover are provided with linkage segment 21, linkage segment 21 inserts and sets up in wooden pen-holder 1, point cover 2 and linkage segment 21 can be made for the metal, for example, copper, in order to guarantee the intensity of structure, linkage segment 21 inserts in wooden pen-holder 1, make point cover 2 and wooden pen-holder 1 connect, accessible glue is connected as an organic wholely between linkage segment 21 and the wooden pen-holder 1, can set up the knurl layer in the periphery of linkage segment 21, increase the frictional force between linkage segment 21 and the interior accuse of wooden pen-holder 1, make both connect more firmly.

The lead feeding mechanism 3 is similar to the existing mechanical pencil on the market, leads are conveyed downwards by pressing the pressing head 5, the pressing head 5 is loosened, the pressing head 5 is reset under the action of the spring, the pressing head 5 is pressed for many times, and the leads can be continuously conveyed forwards.

The bottom of the core feeding mechanism 3 is connected with a core protecting sleeve 6, the preferred threaded connection is adopted in the embodiment, the bottom end of the core protecting sleeve 6 extends out of the tip sleeve 2, a core protecting hole 61 for the lead to pass through is formed in the position corresponding to the core outlet of the core feeding mechanism 3, and the lead enters the core protecting hole 61 after being output from the core feeding mechanism 3, so that the lead is protected and prevented from being broken.

When the pencil is used, the pressing head 5 does not need to be pulled out, the pencil core can be filled in through the small hole in the pressing head 5, the pencil is convenient to use, the material of the pencil holder is wood, natural intimacy is brought to people, and the pencil is more environment-friendly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a triangular pole propelling pencil which characterized in that, including hollow wooden pen-holder (1) and connect in point cover (2) of wooden pen-holder (1) one end, point cover (2) inside is provided with send core mechanism (3) towards its end core, send the one end that core mechanism (3) top is connected with storage core pipe (4), the storage core pipe (4) other end is connected with press head (5), press head (5) correspond storage core pipe (4) hole has been seted up into plumbous hole (51), just press head (5) cover is established wooden pen-holder (1) periphery.

2. The triangular-rod mechanical pencil according to claim 1, wherein the top of the tip sleeve (2) is provided with a connecting section (21), and the connecting section (21) is inserted into the wooden penholder (1).

3. The triangular-holder mechanical pencil according to claim 2, wherein the connecting section (21) is provided with a knurled layer on the outer periphery.

4. The triangular-rod propelling pencil according to claim 1, wherein a core protecting sleeve (6) is connected to the bottom of the core feeding mechanism (3), the bottom end of the core protecting sleeve (6) extends out of the tip sleeve (2), and a core protecting hole (61) for a lead to pass through is formed at a position corresponding to the core outlet of the core feeding mechanism (3).

5. The triangular-tipped mechanical pencil according to claim 1, wherein the wooden barrel (1) has three gripping surfaces (11) in the length direction thereof.

6. The triangular-tipped mechanical pencil according to claim 5, wherein the knock (5) has the same shape as the wooden shaft (1).

7. The triangular-tipped mechanical pencil according to claim 5, wherein three of the gripping surfaces (11) are provided with a plurality of groovees (12).

8. The triangular-tipped mechanical pencil according to claim 7, wherein a plurality of the grove holes (12) are distributed flush on three of the grip surfaces (11).

9. The triangular-tipped mechanical pencil according to claim 7, wherein a plurality of the grove holes (12) are arranged in a staggered manner on three of the grip surfaces (11).

10. The triangular-tipped mechanical pencil according to claim 1, wherein the lead feeding hole (51) has a diameter of 0.5 to 0.7 mm.

Images