阅读说明：本技术 一种刷柄可调节的油漆刷 (Paintbrush with adjustable brush handle ) 是由 储国强 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种刷柄可调节的油漆刷,包括刷头,所述刷头的一侧开设有空腔,所述空腔的内部活动插接有板刷,所述板刷的顶部开设有限位槽,所述空腔的内侧开设有弹簧槽,所述弹簧槽的内部固定连接有弹簧,所述弹簧的一端设有钢珠,所述钢珠活动插接于限位槽的内部。本发明主要由刷头、板刷、弹片、圆球等部件构成,将板刷插入到刷头一侧的空腔中,弹簧槽中的弹簧挤压钢珠插在板刷上的限位槽中,从而将板刷固定住,便于对板刷的更换,在需要调节把手角度的时候,松动螺纹套,使得弹片外张,圆球可以活动,在调整好需要的角度之后,拧紧螺纹套进行收紧弹片将圆球进行固定,从而固定住把手的角度,使得把手角度调节更加便捷。(The invention discloses a paint brush with an adjustable brush handle, which comprises a brush head, wherein a cavity is formed in one side of the brush head, a scrubbing brush is movably inserted into the cavity, a limiting groove is formed in the top of the scrubbing brush, a spring groove is formed in the inner side of the cavity, a spring is fixedly connected into the spring groove, a steel ball is arranged at one end of the spring, and the steel ball is movably inserted into the limiting groove. The invention mainly comprises a brush head, a scrubbing brush, an elastic sheet, a ball and other parts, wherein the scrubbing brush is inserted into a cavity on one side of the brush head, a spring in a spring groove extrudes a steel ball to be inserted into a limiting groove on the scrubbing brush, so that the scrubbing brush is fixed, the scrubbing brush is convenient to replace, when the angle of a handle needs to be adjusted, a thread sleeve is loosened, the elastic sheet is stretched outwards, the ball can move, after the required angle is adjusted, the thread sleeve is screwed down to tighten the elastic sheet to fix the ball, the angle of the handle is fixed, and the angle of the handle is adjusted more conveniently.)

1. The utility model provides a paintbrush with adjustable brush handle, includes brush head, its characterized in that: a cavity is formed in one side of the brush head, a scrubbing brush is movably inserted into the cavity, a limiting groove is formed in the top of the scrubbing brush, a spring groove is formed in the inner side of the cavity, a spring is fixedly connected into the spring groove, a steel ball is arranged at one end of the spring, and the steel ball is movably inserted into the limiting groove;

elastic pieces are welded on the other side of the brush head, thread parts are arranged outside the three groups of elastic pieces, thread sleeves are connected to the outer portions of the thread parts in a threaded mode, round balls are movably connected inside the three groups of elastic pieces, connecting rods are welded outside the round balls, and handles are fixedly connected to the end portions of the connecting rods;

the handle is characterized in that a through hole is formed in one end of the handle, a U-shaped elastic sheet is installed on the inner side of the through hole, an extension bar is movably inserted into the through hole, and a limiting hole matched with the U-shaped elastic sheet is formed in one side of the extension bar.

2. A paint brush as claimed in claim 1, wherein: the handle and the extension bar are both sleeved with rubber sleeves, and anti-skid grains are arranged on the surfaces of the rubber sleeves.

3. A paint brush as claimed in claim 1, wherein: an opening is arranged on one side of the brush head.

4. A paint brush as claimed in claim 1, wherein: the brush hair front end of scrubbing brush is slope surface for scrubbing brush vertically, the brush hair thickness of scrubbing brush is from the one end of slope high side to the one end of slope bottom surface thickening gradually.

5. A paint brush as claimed in claim 1, wherein: a cover body is arranged on one side of the brush head, and the cover body is of a funnel-shaped structure.

6. A paint brush as claimed in claim 1, wherein: one side of the handle is provided with a hanging hole.

Technical Field

The invention relates to the technical field of paintbrushes, in particular to a paintbrush with an adjustable brush handle.

Background

The paint brush has wide application range and is mainly used for brushing paint, coating, glue and the like. At present, the brush holder angle of paint brushes in the market is not adjustable, wherein the brush holders and bristles of most brushes are on the same plane, and the brush holders and bristles of a small part of brushes have a certain angle.

However, in the actual use process, when workers construct the inside of the internal and external corners, the pipe roots and the pipelines, the workers feel extremely labor and have unsatisfactory painting effect, even some places cannot be painted, and the problem of painting dead angles exists.

Disclosure of Invention

The invention aims to provide a paintbrush with an adjustable brush handle, wherein a scrubbing brush is inserted into a cavity on one side of a brush head, a spring in a spring groove extrudes a steel ball to be inserted into a limiting groove on the scrubbing brush, so that the scrubbing brush is fixed, the scrubbing brush is convenient to replace, when the angle of a handle needs to be adjusted, a threaded sleeve is loosened, a spring plate is stretched outwards, a ball can move, after the required angle is adjusted, the threaded sleeve is screwed down to tighten the spring plate to fix the ball, the angle of the handle is fixed, and the angle of the handle is adjusted more conveniently.

In order to achieve the purpose, the invention provides the following technical scheme: a paint brush with an adjustable brush handle comprises a brush head, wherein a cavity is formed in one side of the brush head, a scrubbing brush is movably inserted into the cavity, a limiting groove is formed in the top of the scrubbing brush, a spring groove is formed in the inner side of the cavity, a spring is fixedly connected into the spring groove, a steel ball is arranged at one end of the spring, and the steel ball is movably inserted into the limiting groove;

elastic pieces are welded on the other side of the brush head, thread parts are arranged outside the three groups of elastic pieces, thread sleeves are connected to the outer portions of the thread parts in a threaded mode, round balls are movably connected inside the three groups of elastic pieces, connecting rods are welded outside the round balls, and handles are fixedly connected to the end portions of the connecting rods;

the handle is characterized in that a through hole is formed in one end of the handle, a U-shaped elastic sheet is installed on the inner side of the through hole, an extension bar is movably inserted into the through hole, and a limiting hole matched with the U-shaped elastic sheet is formed in one side of the extension bar.

Preferably, the rubber sleeve is sleeved outside the handle and the extension bar, and the surface of the rubber sleeve is provided with anti-skid grains.

Preferably, one side of the brush head is provided with an opening.

Preferably, the front end of the brush hair of the scrubbing brush is an inclined slope surface relative to the vertical direction of the scrubbing brush, and the thickness of the brush hair of the scrubbing brush is gradually increased from one end of the inclined high surface to one end of the inclined bottom surface.

Preferably, a cover body is arranged on one side of the brush head, and the cover body is of a funnel-shaped structure.

Preferably, one side of the handle is provided with a hanging hole.

Compared with the prior art, the invention has the beneficial effects that:

the invention mainly comprises a brush head, a scrubbing brush, an elastic sheet, a ball and other parts, wherein the scrubbing brush is inserted into a cavity on one side of the brush head, a spring in a spring groove extrudes a steel ball to be inserted into a limiting groove on the scrubbing brush, so that the scrubbing brush is fixed, the scrubbing brush is convenient to replace, when the angle of a handle needs to be adjusted, a thread sleeve is loosened, the elastic sheet is stretched outwards, the ball can move, after the required angle is adjusted, the thread sleeve is screwed down to tighten the elastic sheet to fix the ball, so that the angle of the handle is fixed, and the angle of the handle is adjusted more conveniently; according to the invention, the through hole is formed at one end of the handle, and the extension bar is inserted into the through hole when needed, so that the length of the handle is increased, and convenience is brought to construction.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a scrubber according to the present invention;

FIG. 3 is an enlarged view of the area A in FIG. 2;

fig. 4 is an enlarged structural diagram of a region B in fig. 1.

In the figure: 1. a brush head; 2. a cavity; 3. scrubbing and brushing; 4. a limiting groove; 5. a spring slot; 6. a spring; 7. steel balls; 8. a spring plate; 9. a threaded portion; 10. a threaded sleeve; 11. a ball; 12. a connecting rod; 13. a handle; 14. a through hole; 15. a U-shaped elastic sheet; 16. lengthening a rod; 17. a limiting hole; 18. a rubber sleeve; 19. an opening; 20. a cover body; 21. and (7) hanging holes.

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 invention provides a technical solution: a paintbrush with an adjustable brush handle comprises a brush head 1, wherein an opening 19 is formed in one side of the brush head 1, so that the brush head 1 is conveniently clamped at the top of a paint bucket, the paintbrush is conveniently and temporarily placed, a cavity 2 is arranged at one side of the brush head 1, a scrubbing brush 3 is movably inserted in the cavity 2, the front end of the brush hair of the scrubbing brush 3 is an inclined slope surface relative to the vertical direction of the scrubbing brush 3, the thickness of the brush hair of the scrubbing brush 3 is gradually increased from one end of the inclined high surface to one end of the inclined bottom surface, the brushing requirements of the paintbrush on the areas of corners, cambered surfaces and the like are met, the large brush and the small brush do not need to be replaced in the brushing process, the top of the scrubbing brush 3 is provided with a limit groove 4, a spring groove 5 is arranged on the inner side of the cavity 2, a spring 6 is fixedly connected inside the spring groove 5, one end of the spring 6 is provided with a steel ball 7, and the steel ball 7 is movably inserted in the limiting groove 4;

the other side of the brush head 1 is welded with an elastic sheet 8, the three groups of elastic sheets 8 are obliquely arranged, the outer parts of the three groups of elastic sheets 8 are respectively provided with a threaded part 9, the outer part of the threaded part 9 is in threaded connection with a threaded sleeve 10, the structures of the threaded sleeve 10 and the three groups of elastic sheets 8 are similar to the adjusting mode of a sucker type mobile phone support in the prior art, the inner parts of the three groups of elastic sheets 8 are movably connected with a round ball 11, the outer part of the round ball 11 is welded with a connecting rod 12, and the end part of the connecting rod 12 is fixedly connected;

one end of the handle 13 is provided with a through hole 14, the inner side of the through hole 14 is provided with a U-shaped elastic sheet 15, an extension bar 16 is movably inserted in the through hole 14, and one side of the extension bar 16 is provided with a limit hole 17 matched with the U-shaped elastic sheet 15. The outside of handle 13 and extension bar 16 has all cup jointed rubber sleeve 18, the surface of rubber sleeve 18 is equipped with anti-skidding line, and this rubber sleeve 18 is favorable to improving the travelling comfort of hand the cover body 20 is installed to one side of brush head 1, the cover body 20 sets up to the infundibulate structure, places when brushing paint, and paint drips on hand. A hanging hole 21 is formed in one side of the handle 13, so that the paint brush can be hung conveniently.

The working principle is as follows: when the novel blackboard eraser is used, the blackboard eraser 3 is inserted into the cavity 2 on one side of the brush head 1, the spring 6 in the spring groove 5 extrudes the steel ball 7 to be inserted into the limiting groove 4 on the blackboard eraser 3, so that the blackboard eraser 4 is fixed, the blackboard eraser 4 is convenient to replace, when the angle of the handle 13 needs to be adjusted, the thread sleeve 10 is loosened, the elastic sheet 8 is stretched outwards, the ball 11 can move, after the required angle is adjusted, the thread sleeve 10 is screwed down to tighten the elastic sheet 8 to fix the ball 11, so that the angle of the handle 13 is fixed, and the angle adjustment of the handle 13 is more convenient; when required, the extension bar 16 is inserted into the through hole 14, which is beneficial to increasing the length of the handle 13 and brings convenience for construction.

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 invention, the scope of which is defined in the appended claims and their equivalents.