CN211567442U - A new type of brush - Google Patents

Abstract

A new type of writing brush, the pen tube is divided into an upper pen tube and a lower pen tube, the bottom surface edge of the upper pen tube is provided with an inward hook-shaped portion, and correspondingly, the top surface edge of the lower pen tube is provided with an inwardly recessed concave portion, The hook-shaped part and the concave-shaped part cooperate with each other, and the upper pen tube and the lower pen tube can rotate with each other; a circular cavity is arranged in the pen bucket and the lower pen tube, and a circular hole is arranged between the cavity and the center of the top surface of the lower pen tube. The center of the bottom surface of the pen tube is fixed with a screw rod, and the screw rod can just pass through the round hole. The new type of separate pen head includes a connecting tube, which matches the cavity. The top of the connecting tube has a screw hole corresponding to the screw rod. The side of the connecting pipe is provided with a protruding side lug, and the cavity is vertically provided with a groove corresponding to the side lug, which is convenient for the separate pen head to move up and down. The lower end of the connecting pipe is fixedly connected to the inner pen bucket, the inner pen bucket and the connecting pipe. The outer diameters of the brushes are equal to each other, and the inner pen bucket is used to fix the pen head. The novel brush of the present application can reduce the unnecessary touch of the brush in the learning of calligraphy class, reduce the occurrence of degumming between the pen bucket and the pen head, and has good practicality.

Description

A new type of brush

technical field

The invention relates to the field of calligraphy and painting supplies, in particular to a novel writing brush.

Background technique

The Chinese brush (writing brush) is a traditional writing tool originated in China, and has gradually become a traditional painting tool. The brush was invented by the ancient Chinese people in production practice. With the continuous development of human society, the industrious and intelligent Chinese nation is constantly summing up experience, saving its essence and discarding its dross, and has the courage to explore and innovate. For thousands of years, it has made outstanding contributions to the creation of the splendid culture of the Chinese nation and the promotion of cultural exchanges between the Chinese nation and all ethnic groups in the world. The brush is a treasure provided by the Chinese nation to the world's art treasure house. Although pencils, ballpoint pens, fountain pens, etc. are popular in the world today, brushes cannot be replaced.

Nowadays, in the comprehensive promotion of education reform in primary and secondary schools, primary and secondary school students are encouraged to understand science and enhance their thinking and exploration ability. In use, it is usually put on the pen holder or pen mountain. However, in actual classrooms, the students in the front row still occasionally touch the brushes of the students in the back row, and the stains are large. On the other hand, the existing brushes before and after use , It is a plastic sleeve, which is put on the pen head. When it is dropped or collided during use, the pen holder is easy to be degummed directly from the pen head, so the brush needs to be replaced.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a new type of writing brush, which is used to reduce unnecessary touches of the writing brush during the learning of calligraphy and reduce the occurrence of degumming between the brush bucket and the tip of the brush.

The existing brush includes a pen barrel, a pen barrel is fixedly arranged below the pen barrel, a pen top is fixed above the pen barrel, usually a lanyard is also arranged on the pen top, and a pen head is fixedly arranged at the lower end of the pen barrel.

The improved design of the brush divides the pen tube into an upper pen tube and a lower pen tube. The bottom edge of the upper pen tube is provided with an inward hook-shaped portion. Correspondingly, the top surface edge of the lower pen tube is provided with an inwardly recessed concave portion. , the hook-shaped part and the concave-shaped part cooperate with each other, and the upper pen tube and the lower pen tube can rotate with each other;

A circular cavity is arranged in the pen bucket and the lower pen tube, a circular hole is arranged between the cavity and the center of the top surface of the lower pen tube, a screw rod is fixed in the center of the bottom surface of the upper pen tube, and the screw rod can just pass through the circular hole;

It also includes a new type of separable pen head, which includes a connecting tube, which matches the cavity, the top of the connecting tube has screw holes corresponding to the screw, the side of the connecting tube is provided with protruding side ears, and the cavity is The grooves corresponding to the side lugs are vertically arranged to facilitate the up and down movement of the separable pen head. The lower end of the connecting pipe is fixedly connected to the inner pen bucket.

The novel brush of the present application can reduce unnecessary touches of the brush in the learning of calligraphy, and the detachable pen tip can also reduce the occurrence of degumming of the traditional pen bucket and the pen tip, and has good practicability.

Description of drawings

FIG. 1 is a schematic diagram of a conventional brush.

FIG. 2 is a schematic structural diagram of the separation of the upper pen tube and the lower pen tube.

FIG. 3 is a schematic structural diagram of the combination of the upper pen tube and the lower pen tube.

FIG. 4 is a schematic diagram of the structure of a separate pen head.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in FIG. 1 , the existing writing brush includes a pen barrel 11 , a pen bucket 14 is fixedly arranged below the pen barrel 11 , a pen top 12 is fixedly arranged above the pen barrel 14 , and usually a lanyard 13 is also provided on the pen top 12 , and the pen tip 15 is fixedly arranged at the lower end of the pen holder 14 .

As shown in FIG. 2 and FIG. 4 , the brush with the improved design divides the pen tube 11 into an upper pen tube 21 and a lower pen tube 22, and the bottom edge of the upper pen tube 21 is provided with an inward hook portion 211. Correspondingly, the lower pen tube 22 The edge of the top surface is provided with an inwardly recessed concave portion 222, the hook portion 211 and the concave portion 222 cooperate with each other, and the upper pen tube 21 and the lower pen tube 22 can rotate with each other;

A circular cavity 223 is arranged in the pen bucket 14 and the lower pen tube 22, a circular hole 222 is arranged between the cavity 223 and the center of the top surface of the lower pen tube 22, and the center of the bottom surface of the upper pen tube 21 is fixed with a screw 212, and the screw 212 can just pass through the circular hole 222;

It also includes a new type of separate pen head, the separate type pen head includes a connecting pipe 31, the connecting pipe 31 is matched with the cavity 223, the top of the connecting pipe 31 has a screw hole 312 corresponding to the screw 212, and the side of the connecting pipe 31 is provided with a convex Out of the side lugs 311, the cavity 223 is vertically provided with a groove corresponding to the side lugs 311, which is convenient for the separate pen head 31 to move up and down. The outer diameters are equal, and the inner pen holder 32 is used to fix the pen head 15 .

When in use, you can hold the lower pen tube 22 with your left hand, and rotate the upper pen tube 21 with your right hand. When the screw 212 rotates, the detachable pen head can expand and contract in the cavity 223. When the detachable pen head is retracted into the cavity 223, the pen head 15 is hidden in the cavity 223. When the separable pen head is extended, the pen head 15 extends out of the cavity 223, and the bottom surface of the inner pen box 32 and the bottom surface of the pen box 14 can be flush.

Obviously, the described embodiments are only some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Claims (1)

1. a new type of writing brush, comprising a pen tube, a pen barrel is fixedly provided below the pen tube, a pen top is fixedly provided above the pen tube, and a lanyard is also provided on the pen top, it is characterized in that, the pen tube is divided into upper pen tube and The lower pen tube, the bottom edge of the upper pen tube is provided with an inward hook-shaped part, and correspondingly, the top surface edge of the lower pen tube is provided with an inwardly recessed concave part, the hook-shaped part and the concave part cooperate with each other, and the upper pen tube is provided with an inwardly concave part. and the lower pen tube can rotate with each other; A circular cavity is arranged in the pen bucket and the lower pen tube, a circular hole is arranged between the cavity and the center of the top surface of the lower pen tube, a screw rod is fixed in the center of the bottom surface of the upper pen tube, and the screw rod can just pass through the circular hole; It also includes a new type of separable pen head, which includes a connecting tube, which matches the cavity, the top of the connecting tube has screw holes corresponding to the screw, the side of the connecting tube is provided with protruding side ears, and the cavity is The grooves corresponding to the side lugs are vertically arranged to facilitate the up and down movement of the separable pen head. The lower end of the connecting pipe is fixedly connected to the inner pen bucket.

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