CN212073535U

CN212073535U - Rotary crayon structure

Info

Publication number: CN212073535U
Application number: CN202020252581.9U
Authority: CN
Inventors: 钟思镇; 储祥伟
Original assignee: Dongyi Industrial Heyuan Co ltd
Current assignee: Dongyi Industrial Heyuan Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-12-04
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a revolve dynamic formula crayon structure, include: fixed cover, rotatory core, tail stopper, wax core and pen socket, fixed cover and rotatory cover joint, the one end rotation of rotatory core and rotatory cover is connected, and the upper and lower both ends trompil of rotatory cover link up, and the one end of rotatory core passes rotatory cover, and the other end and the wax core fixed connection of rotatory core, fixed cover are worn to locate by the wax core, and the one end of fixed cover is equipped with the writing hole that the end of writing of wax core passed, and the pen socket cover is established and is sheathe in fixedly. The utility model realizes the screwing-in and screwing-out of the wax core by extending one end of the rotary core out of the rotary sleeve and manually rotating the rotary core, can clearly know the rotating length of the rotary core, and can not generate the problem that the rotary core is separated from the rotary sleeve because one end of the rotary core extends out of the rotary sleeve; in addition, the rotary sleeve and the fixed sleeve are clamped, so that the rotary sleeve is convenient to mount and dismount, when the rotary sleeve slips, the rotary sleeve is convenient to replace in time, the whole pen does not need to be replaced, and the cost is reduced.

Description

Rotary crayon structure

Technical Field

The utility model relates to the technical field of stationery, in particular to a rotary crayon structure.

Background

Crayons are generally made by mixing paraffin wax and pigment, and are generally rod-shaped in their conventional shape. The crayon in the early stage is prepared by directly mixing raw materials to prepare a rod-shaped crayon core, and then wrapping the exterior of the crayon core with wrapping paper, but the crayon with the structure is not convenient in the processes of storage, transportation and use, is easy to break and damage, is easy to contact with the crayon core material in the process of use, dirties hands and is not easy to clean. Crayons with plastic casings have then appeared later.

The crayon among the prior art all sets up the internal thread on the tail inner wall, through the inside threaded connection of hob and tail, the other end and the refill of hob are connected to reach the purpose of precession screw-out.

However, the rotary crayon with the structure has the following problems that the screw rod rises or falls by rotating the pen tail, the refill is driven to screw in and screw out, the screw rod is inconvenient to know the screw length of screwing in and screwing out, the screw rod is disconnected with the pen tail after the screw rod is easily rotated for multiple turns, and the refill cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a whirl crayon structure aims at preventing that hob and a tail of a writing brush from breaking away from even, leads to the unable use.

The utility model discloses a realize like this:

the utility model provides a revolve dynamic formula crayon structure, include: fixed cover, rotatory core, tail stopper, wax core and pen socket, fixed cover with rotatory cover joint, rotatory core with the one end of rotatory cover is rotated and is connected, the trompil of the upper and lower both ends of rotatory cover link up, the one end of rotatory core is passed rotatory cover, the other end of rotatory core with wax core fixed connection, the wax core wears to locate fixed cover, the one end of fixed cover is equipped with the hole of a pen that the end of writing of wax core passed, the pen socket cover is established fixed sheathe in.

Furthermore, the rotary type crayon structure also comprises a tail plug, and the tail plug is inserted at the tail end of the rotary sleeve.

Further, the swivel sleeve includes threaded connection portion and joint portion, threaded connection portion with joint portion upper and lower body coupling, threaded connection portion's diameter is less than the diameter of joint portion, threaded connection portion is equipped with the internal thread.

Furthermore, a clamping groove is formed in the clamping portion, and a clamping block matched with the clamping groove is arranged on the fixing sleeve.

Furthermore, one end of the wax core is fixedly connected with the rotary core through a bolt, and the other end of the wax core is a pointed writing end.

Furthermore, the outer side of one end of the fixed sleeve for fixing the wax core writing end is provided with anti-skid grains.

Furthermore, a flexible buffer cushion which is connected with the writing end of the wax core in an abutting mode is arranged in the pen sleeve.

Further, the inner diameter of the pen cap is larger than the outer diameter of the tail plug, the tail plug is inserted into the tail end of the rotating sleeve, and the pen cap can be sleeved on the outer side of the tail plug in an unused state.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model realizes the screwing-in and screwing-out of the wax core by extending one end of the rotary core out of the rotary sleeve and manually rotating the rotary core, can clearly know the rotating length of the rotary core, and can not generate the problem that the rotary core is separated from the rotary sleeve because one end of the rotary core extends out of the rotary sleeve; and may be provided with a tail plug when not in use for aesthetic reasons. In addition, the rotary sleeve and the fixed sleeve are clamped, so that the rotary sleeve is convenient to mount and dismount, when the rotary sleeve slips, the rotary sleeve is convenient to replace in time, the whole pen does not need to be replaced, and the cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is an exploded view of a spinning crayon construction according to an embodiment of the present application;

FIG. 2 is a schematic view of an installation structure of a rotational crayon structure according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a pen cap and a tail plug according to an embodiment of the present disclosure;

fig. 4 is a schematic structural view of a rotational crayon structure according to an embodiment of the present disclosure when not in use.

Wherein, 1, fixing the sleeve; 2. a wax core; 3. rotating the core; 4. a rotating sleeve; 5. a tail plug; 6. a pen cap; 11. anti-skid threads; 41. a threaded portion; 42. a clamping part; 43. a card slot; 61. a cushion pad.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-4, the utility model provides a rotary crayon structure, which comprises: fixed cover 1, rotatory cover 4, rotatory core 3, tail stopper 5, wax core 2 and pen socket, fixed cover 1 with 4 joints of rotatory cover, rotatory core 3 with the one end of rotatory cover 4 is rotated and is connected, the upper and lower both ends trompil of rotatory cover 4 link up, the one end of rotatory core 3 is passed rotatory cover 4, the other end of rotatory core 3 with 2 fixed connection of wax core, wax core 2 wears to locate fixed cover 1, the one end of fixed cover 1 is equipped with the hole of a pen that the writing end of wax core 2 passed, the pen socket cover is established fixed cover 1 is last.

In the embodiment of the application, the rotary core 3 is provided with an external thread matching with the internal thread of the fixed sleeve 1.

Further, the rotary crayon structure further comprises a tail plug 5, and the tail plug 5 is inserted at the tail end of the rotary sleeve 4.

Further, swivel sleeve 4 includes threaded connection portion and joint portion 42, threaded connection portion with joint portion 42 upper and lower body coupling, threaded connection portion's diameter is less than joint portion 42's diameter, threaded connection portion is equipped with the internal thread.

Further, a clamping groove 43 is formed in the clamping portion 42, and a clamping block matched with the clamping groove 43 is arranged on the fixing sleeve 1.

Further, one end of the wax core 2 is fixedly connected with the rotary core 3 through a bolt, and the other end of the wax core 2 is a pointed writing end.

Furthermore, the outer side of one end of the fixed sleeve 1 for fixing the writing end of the wax core 2 is provided with anti-skid grains.

Further, a flexible buffer pad 61 which is abutted against the writing end of the wax core 2 is arranged in the pen cap.

Further, the inner diameter of the pen cap is larger than the outer diameter of the tail plug 5, the tail plug 5 is inserted into the tail end of the rotating sleeve 4, and the pen cap can be sleeved on the outer side of the tail plug 5 in an unused state.

The working principle is as follows:

the rotating sleeve 4 is clamped with the fixing sleeve 1 to realize fixation, one end of the rotating core 3 extends out of the fixing sleeve 1, the other end of the rotating core 3 is in threaded connection with a threaded part 41 of the fixing sleeve 1, the rotating core 3 can be screwed in and out through manual rotation of the rotating core 3, so that the wax core 2 is driven to be screwed in and out, specifically, when a crayon is used for writing, the rotating core 3 is rotated clockwise to enable the wax core 2 to be screwed out of a pen point of the fixing sleeve 1, when the rotating core 3 is not used, the rotating core 3 is rotated anticlockwise to enable the wax core 2 to be screwed in and out of the fixing sleeve 1, one end of the rotating core 3 extends out of the rotating sleeve 4, the rotating length of the rotating core 3 can be clearly known, and the problem that the rotating core 3 is separated from the rotating sleeve 4 cannot occur due to the fact that one end of the rotating core 3 extends out of the rotating sleeve 4; and may be provided with a tail plug 5 when not in use for aesthetic reasons. In addition, the rotary sleeve 4 is clamped with the fixed sleeve 1, so that the installation and the disassembly are convenient, when the rotary sleeve 4 slides, the rotary sleeve 4 is convenient to replace in time, the whole pen does not need to be replaced, and the cost is reduced.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rotary crayon construction, comprising: fixed cover, rotatory core, tail stopper, wax core and pen socket, fixed cover with rotatory cover joint, rotatory core with the one end of rotatory cover is rotated and is connected, the trompil of the upper and lower both ends of rotatory cover link up, the one end of rotatory core is passed rotatory cover, the other end of rotatory core with wax core fixed connection, the wax core wears to locate fixed cover, the one end of fixed cover is equipped with the hole of a pen that the end of writing of wax core passed, the pen socket cover is established fixed sheathe in.

2. The rotating crayon structure of claim 1, further comprising a tail plug, said tail plug being attached to said tail end of said rotating sleeve.

3. The structure of claim 1, wherein the rotating sleeve comprises a threaded connection portion and a clamping portion, the threaded connection portion and the clamping portion are integrally connected up and down, the diameter of the threaded connection portion is smaller than that of the clamping portion, and the threaded connection portion is provided with an internal thread.

4. The rotatable crayon structure of claim 3, wherein said engaging portion has a slot, and said fastening sleeve has a snap engaging with said slot.

5. The structure of claim 1, wherein one end of the wax core is fixedly connected to the rotary core by a bolt, and the other end of the wax core is a pointed writing end.

6. The structure of claim 1, wherein the fixing sleeve has an anti-slip pattern on the outer side of the end thereof for fixing the writing end of the wax core.

7. The rotatable crayon construction of claim 1, wherein said cap defines a flexible bumper pad disposed therein for abutting a writing end of said wick.

8. The structure of claim 1, wherein the inner diameter of the cap is larger than the outer diameter of the tail plug, the tail plug is inserted into the tail end of the rotating sleeve, and the cap can be fitted over the outer side of the tail plug when not in use.