Painting brush with rotatable pen point
Technical Field
The utility model relates to the technical field of articles for daily use, in particular to a painting brush with a rotatable pen point.
Background
The painting brush mainly refers to an oil painting brush and a water painting brush, and is generally made of animal coarse hair or fine fiber, has different sizes and various varieties, and is mainly used for painting, oil painting and the like.
The conventional brush generally consists of a pen holder and a brush head, and the brush head is fixed at the head of the pen holder through a clamping ring. In the process of drawing or writing, particularly when a brush with a flat pen point is adopted, if the thickness of the brush is required to be changed, the holding angle of the brush and the writing force and angle can be manually adjusted, and when the back hand or reverse writing is required, the brush is very inconvenient.
Disclosure of utility model
In order to overcome the defects of the prior art, the utility model provides the rotatable brush with the pen point, which can randomly change the angle between the pen point and the pen holder and is convenient to use. In order to solve the technical problems, the utility model provides the following technical scheme:
The utility model provides a rotatable painting brush of nib, the painting brush includes pen-holder and nib, the inside mounting that is equipped with of upper end of pen-holder, the upper end of this mounting is equipped with the spheroid, the inside connecting piece that is equipped with of lower extreme of nib, the lower extreme of this connecting piece is equipped with spherical chamber, and when the pen-holder is connected with the nib, the spheroid of mounting is surrounded in by the spherical chamber of connecting piece entirely, or the spheroid of mounting is surrounded in by the spherical chamber of connecting piece half, and when the spheroid of mounting was surrounded in by the spherical chamber of connecting piece half, the nib can carry out the large-angle rotation for the pen-holder.
On the basis of adopting the technical scheme, the utility model can also adopt the following further technical scheme:
The fixing piece comprises a fixing column and a fixing sleeve, the fixing sleeve is sleeved outside the fixing column, a ball body is arranged at the upper end of the fixing column, a first limiting block and a second limiting block are arranged on the side portion of a column body of the fixing column, and a limiting groove is formed in the second limiting block.
The fixed sleeve is hollow and the fixed column is inserted in the hollow part of the fixed sleeve, a first clamping block and a second clamping block are arranged on the side part of the fixed sleeve, the first clamping block is in propping clamping with the first limiting block, and the second clamping block is clamped in a limiting groove of the second limiting block.
The upper peripheral edge of the fixed sleeve is provided with a clamping strip, and the fixed sleeve is fixedly connected with the pen holder through interference fit of the clamping strip.
The connecting piece comprises a joint and a joint sleeve, the joint and the joint sleeve are mutually clamped or connected in a threaded manner, and the joint sleeve and the pen point are mutually clamped and fixed.
When the joint and the joint sleeve are mutually clamped, the diameter of the lower part of the joint is larger than that of the upper part of the joint, a step is formed at the diameter change part of the joint, and the lower part of the joint is hollow to form a spherical cavity.
At least two deformation grooves are formed in the lower portion of the connector, and the lower ends of the deformation grooves penetrate through the bottom of the connector.
When the joint and the joint sleeve are connected through mutual threads, the outer wall of the joint is provided with external threads, and the inner wall of the joint sleeve is provided with internal threads.
The lower part of the joint is hollow to form a spherical cavity, the joint is provided with at least two deformation grooves, and the lower ends of the deformation grooves penetrate through the bottom of the joint.
The upper part of the pen point is provided with brush hair.
Compared with the prior art, the utility model has the following beneficial effects:
According to the painting brush, the pen point and the pen holder are separated from each other by a certain distance by pulling up the pen point relative to the pen holder, but the pen point is not completely separated from the pen holder, in this state, the pen point can rotate relative to the pen holder due to the mutual matching of the sphere and the spherical cavity, and the pen point can rotate at a larger angle relative to the pen holder due to a certain distance left between the pen point and the pen holder, so that various painting requirements can be met, and a painting path is not required to be changed simply by hands.
Drawings
FIG. 1 is a schematic view of a rotatable brush with a nib according to an embodiment of the present utility model.
FIG. 2 is a cross-sectional view of a rotatable brush with a nib according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a rotatable brush with a nib and a pen holder according to an embodiment of the present utility model.
FIG. 4 is a schematic view of a connector structure of a rotatable nib brush according to an embodiment of the present utility model.
FIG. 5 is a schematic view showing a structure of a fixed column of a rotatable nib brush according to an embodiment of the present utility model.
FIG. 6 is a schematic view of a structure of a fixing sleeve of a rotatable nib brush according to an embodiment of the present utility model.
FIG. 7 is a schematic diagram showing a structure of a pen point removed according to a second embodiment of a rotatable pen point of the present utility model.
FIG. 8 is a cross-sectional view of a pen tip removed from a rotatable brush according to a second embodiment of the present utility model.
Fig. 9 is a schematic diagram of a pen with a rotatable nib and a pen holder according to a second embodiment of the utility model.
FIG. 10 is a schematic diagram showing a two-joint structure of a pen with a rotatable nib according to an embodiment of the present utility model.
FIG. 11 is a schematic diagram of a second fixed column structure of a rotatable nib brush according to an embodiment of the present utility model.
FIG. 12 is a schematic view of a second embodiment of a rotatable nib brush according to the present utility model.
The pen comprises a pen holder 1, a fixed column 2, a ball 21, a first limiting block 22, a second limiting block 23, a limiting groove 24, a fixed sleeve 3, a first clamping block 31, a second clamping block 32, a clamping strip 33, a joint 4, a step 41, a spherical cavity 42, a deformation groove 43, external threads 44 and a joint sleeve 5.
Detailed Description
The utility model provides a pen point rotatable painting brush which is further described with reference to the accompanying drawings.
In a first embodiment, as shown in fig. 1-6, a brush with rotatable pen point comprises a pen holder 1 and a pen point, wherein brush hair for painting is arranged at the upper part of the pen point.
The pen comprises a pen holder 1, a ball body, a connecting piece, and a spherical cavity.
The brush has the following two use states:
when the painting brush is in a traditional use state, namely, the pen point and the pen holder are in a fixed connection state, the ball of the fixing piece is fully surrounded by the spherical cavity of the connecting piece.
When the painting brush is in the state that the angles between the pen point and the pen holder are different, the sphere of the fixing piece is surrounded by the spherical cavity of the connecting piece, and the pen point can rotate at a large angle relative to the pen holder 1.
Specifically, the mounting includes fixed column 2 and fixed cover 3, and fixed cover 3 cover is located outside the fixed column 2.
Further, the upper end of the fixed column 2 is provided with a sphere 21, the side part of the column body of the fixed column 2 is provided with a first limiting block 22 and a second limiting block 23, and the second limiting block 23 is provided with a limiting groove 24. For better fixation, the first limiting block 22 and the second limiting block 23 may be provided in two groups, respectively provided on two opposite sides of the fixed column 2.
Further, the fixing sleeve 3 is hollow, the fixing column 2 is inserted in the hollow part of the fixing sleeve 3, a first clamping block 31 and a second clamping block 32 are arranged on the side part of the fixing sleeve 3, the first clamping block 31 is in propping clamping with the first limiting block 22, and the second clamping block 32 is clamped in the limiting groove 24 of the second limiting block 23. For better fixation, the first clamping block 31 and the second clamping block 32 may be provided in two groups, respectively provided on opposite sides of the fixing sleeve 3.
Further, a clamping strip 33 is arranged on the periphery of the upper portion of the fixing sleeve 3, and the fixing sleeve 3 is fixedly connected with the pen holder 1 through interference fit of the clamping strip 33.
Further, the connecting piece comprises a joint 4 and a joint sleeve 5, and the joint sleeve 5 and the pen point are mutually clamped and fixed.
Further, the joint 4 and the joint sleeve 5 are engaged with each other, the diameter of the lower part of the joint 4 is larger than the diameter of the upper part of the joint 4, the diameter change of the joint 4 forms a step 41, and the lower part of the joint 4 is hollow to form a spherical cavity 42.
Further, at least two deformation grooves 43 are formed in the lower portion of the joint 4, and the lower ends of the deformation grooves 43 penetrate through the bottom of the joint 4. Due to the arrangement of the deformation groove 43, when the pen point is pulled up relative to the pen holder 1, the deformation groove 43 deforms to ensure that the pen point can be pulled up but cannot be separated from the pen holder 1, namely, after the deformation groove 43 deforms, the ball 21 is clamped to prevent the pen point from being completely separated from the pen holder 1.
In a second embodiment, as shown in fig. 7-12, a brush with rotatable pen point comprises a pen holder 1 and a pen point, wherein brush hair for painting is arranged at the upper part of the pen point.
The pen comprises a pen holder 1, a ball body, a connecting piece, and a spherical cavity.
The brush has the following two use states:
when the painting brush is in a traditional use state, namely, the pen point and the pen holder are in a fixed connection state, the ball of the fixing piece is fully surrounded by the spherical cavity of the connecting piece.
When the painting brush is in the state that the angles between the pen point and the pen holder are different, the sphere of the fixing piece is surrounded by the spherical cavity of the connecting piece, and the pen point can rotate at a large angle relative to the pen holder 1.
Specifically, the mounting includes fixed column 2 and fixed cover 3, and fixed cover 3 cover is located outside the fixed column 2.
Further, the upper end of the fixed column 2 is provided with a sphere 21, the side part of the column body of the fixed column 2 is provided with a first limiting block 22 and a second limiting block 23, and the second limiting block 23 is provided with a limiting groove 24. For better fixation, the first limiting block 22 and the second limiting block 23 may be provided in two groups, respectively provided on two opposite sides of the fixed column 2.
Further, the fixing sleeve 3 is hollow, the fixing column 2 is inserted in the hollow part of the fixing sleeve 3, a first clamping block 31 and a second clamping block 32 are arranged on the side part of the fixing sleeve 3, the first clamping block 31 is in propping clamping with the first limiting block 22, and the second clamping block 32 is clamped in the limiting groove 24 of the second limiting block 23. For better fixation, the first clamping block 31 and the second clamping block 32 may be provided in two groups, respectively provided on opposite sides of the fixing sleeve 3.
Further, a clamping strip 33 is arranged on the periphery of the upper portion of the fixing sleeve 3, and the fixing sleeve 3 is fixedly connected with the pen holder 1 through interference fit of the clamping strip 33.
Further, the connecting piece comprises a joint 4 and a joint sleeve 5, and the joint sleeve 5 and the pen point are mutually clamped and fixed.
Further, when the joint 4 and the joint cap 5 are connected by screw threads, the outer wall of the joint 4 is provided with external screw threads 44, and the inner wall of the joint cap 5 is provided with internal screw threads.
Further, the lower portion of the joint 4 is hollow to form a spherical cavity 42, the joint 4 is provided with at least two deformation grooves 43, and the lower ends of the deformation grooves 43 penetrate through the bottom of the joint 4.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.