CN114161863B

CN114161863B - Portable needle tube pen fixing sleeve

Info

Publication number: CN114161863B
Application number: CN202111662972.3A
Authority: CN
Inventors: 崔龙雨
Original assignee: Bozhou University
Current assignee: Bozhou University
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2023-04-25
Anticipated expiration: 2041-12-31
Also published as: CN114161863A

Abstract

The invention relates to a portable needle tube pen fixing sleeve, which comprises three pen sleeves (1) with the same structure, wherein any two adjacent pen sleeves (1) are connected and fixed through a connecting component (2); the connecting component (2) comprises a fixing plate (3) fixedly connected to the pen cap (1), a connecting rod (4) is arranged on the fixing plate (3), and two opposite connecting rods (4) are fixedly connected together through a fixing block (5). The invention has the advantages that: according to the invention, the three needle tube pens are fixed together through the rotary plastic pen cap, so that the three needle tube pens are convenient to replace during drawing, the drawing efficiency is improved, the trouble of pen replacement and pen selection is reduced, the pen cap is made of plastic, has elasticity, and the connecting direction and angle of the pen cap are adjusted through the mutually matched screws and nuts, so that the pen cap is suitable for different drawing staff.

Description

Portable needle tube pen fixing sleeve

Technical Field

The invention relates to the technical field of cultural goods, in particular to a portable needle tube pen fixing sleeve.

Background

The needle tube pen is one of basic tools for drawing a drawing paper, and can draw uniform lines. The pen body is pen-shaped, the pen point is a hollow steel round tube with the length of about 2cm, a movable thin steel needle is hidden in the pen point, the needle tube pen swings up and down, and paper fibers blocking the pen point can be timely removed. Ink flow from the syringe pen is a result of air pressure and gravity. Air entering the pen tube comes from the pen point in the process of transporting the pen.

The hand-drawn building drawing is a necessary course link for students such as environmental design, architecture and the like, and is also a necessary subject for examination and examination, however, the hand-drawn drawing is required to be selected from three needle tube pens of thick, medium and thin, and when drawing, the three needle tube pens are frequently replaced, so that the operation is extremely inconvenient and the drawing time is wasted.

Disclosure of Invention

In order to solve the technical problems, the invention provides a portable needle tube pen fixing sleeve.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a fixed cover of portable needle tubing pen which characterized in that: comprises three pen caps with the same structure, and any two adjacent pen caps are connected and fixed through a connecting component;

the connecting assembly comprises a fixing plate which is fixedly connected to the pen cap, a connecting rod is arranged on the fixing plate, and two opposite connecting rods are fixedly connected together through a fixing block.

Based on the scheme, the following technical scheme can be adopted:

the pen cap is of a through cylindrical structure made of plastic, and two ends of the pen cap are connected with a tightening device for clamping the needle tube pen.

The tightening device comprises convex rings arranged on two sides of the pen cap, an annular open groove is formed in the outer side of the convex rings, a group of through holes are uniformly formed in the inner circumference of the annular open groove, a pressing plate is connected in each through hole in a matched mode, and a tightening ring is arranged in the annular open groove and is in compression fit with the pressing plate.

The clamp plate is the T template, is equipped with the arc wall at the terminal surface of the riser of T template, and the slipmat is connected in the arc wall cooperation, is equipped with the arc recess at the terminal surface of the diaphragm of T template, the setting of shrink ring is in the arc recess.

The inner wall of pen cap is equipped with the recess, the fixed plate sets up in the recess, still is equipped with the through-hole in the recess, the connecting rod sets up in the through-hole, cup joints the gasket on the connecting rod, and the gasket sets up in the outside of pen cap.

The fixed plate comprises a circular plate, and two reinforcing plates are respectively arranged on two sides of the circular plate.

The connecting rod is a screw rod, and the fixed block is a screw tube with a polygonal cross section.

The three pen caps are arranged in a staggered mode after being connected and fixed through the connecting assembly, and the included angle between any two pen caps is 50-70 degrees.

The beneficial effects of the invention are as follows: according to the invention, the three needle tube pens are fixed together through the rotary plastic pen cap, so that the three needle tube pens are convenient to replace during drawing, the drawing efficiency is improved, the trouble of pen replacement and pen selection is reduced, the pen cap is made of plastic, has elasticity, and the connecting direction and angle of the pen cap are adjusted through the mutually matched screws and nuts, so that the pen cap is suitable for different drawing staff.

Drawings

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

FIG. 2 is a schematic diagram of the assembled structure of FIG. 1;

FIG. 3 is a schematic view of the assembled structure of FIG. 1;

FIG. 4 is a side view of FIG. 3;

FIG. 5 is a schematic view of the structure of the tightening device;

FIG. 6 is a schematic view of the present invention in use.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

As shown in fig. 1, 2, 3 and 4, the invention relates to a portable needle tube pen fixing sleeve, which comprises three pen sleeves 1 with the same structure, wherein each pen sleeve 1 is of a through cylindrical structure made of plastic, and two ends of each pen sleeve 1 are connected with a tightening device 6 for clamping a needle tube pen 13. The pen cap 1 is made of plastic, so that the pen cap is elastic, the replacement of a needle tube pen is facilitated, the tightening device 6 is convenient for clamping the needle tube pen, and the pen cap is placed to fall off or move in the pen cap 1 in the use process, so that the operation is inconvenient.

The two pen caps 1 which are arbitrarily adjacent are connected and fixed through a connecting component 2, three pen caps 1 are connected and fixed through the connecting component 2 and then form staggered arrangement, and the included angle between the two pen caps 1 is 60 degrees.

The connecting component 2 comprises a fixing plate 3 fixedly connected to the pen cap 1, specifically, a groove 1.1 is formed in the inner wall of the pen cap 1, the fixing plate 3 is correspondingly arranged in the groove 1.1, and a through hole 1.2 is further formed in the groove 1.1. The shape of the fixing plate 3 is the same as that of the groove 1.1, the fixing plate 3 comprises a circular plate 3.1, two sides of the circular plate 3.1 are respectively provided with a reinforcing plate 3.2, and the reinforcing plates 3.2 are rectangular plates. The two reinforcing plates 3.2 are symmetrically arranged on both sides of the circular plate 3.1. The fixing plate 3 is provided with a connecting rod 4, the connecting rod 4 is a screw rod, and the connecting rod 4 correspondingly passes through the through hole 1.2. The connecting rod 4 is sleeved with a gasket 12, and the gasket 12 is arranged on the outer side of the pen cap 1. The two opposite connecting rods 4 are connected and fixed together through the fixing block 5, the fixing block 5 is a screwed pipe with a polygonal cross section, and the fixing block 5 adopts a screwed pipe with a regular pentagon cross section in the scheme.

The tightening device 6 described in connection with fig. 5 and 6 comprises convex rings 1.3 arranged on two sides of the pen cap 1, annular open grooves 7 are arranged on the outer sides of the convex rings 1.3, three through holes 8 are uniformly formed in the inner circumference of each annular open groove 7, each through hole 8 is a square hole, and a pressing plate 9 is connected in each through hole 8 in a matched mode. A shrink ring 10 is arranged in the annular open groove 7, and the shrink ring 10 is tightly matched with the pressing plate 9. The clamp plate 9 is the T template, is equipped with arc wall 9.2 at the terminal surface of the riser 9.1 of T template, and arc wall 9.2 corresponds the cooperation with the needle tubing pen, and anti-skidding pad 11 is connected in the cooperation of arc wall 9.2, and anti-skidding pad 11 is the arc rubber pad, is equipped with skid-proof arch in the inboard of anti-skidding pad 11. An arc-shaped groove 9.4 is arranged on the end face of the transverse plate 9.3 of the T-shaped plate, and a tightening ring 10 is arranged in the arc-shaped groove 9.4. The compression ring 10 is an elastic ring, and the compression ring 10 can press the compression plate 9 into the cavity of the pen cap 1, so that the compression plate 9 can compress needle tube pens with different diameters, and the universality of the whole device is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fixed cover of portable needle tubing pen which characterized in that: comprises three pen caps (1) with the same structure, and any two adjacent pen caps (1) are connected and fixed through a connecting component (2);

the connecting component (2) comprises a fixed plate (3) which is fixedly connected to the pen cap (1), the fixed plate (3) is provided with a connecting rod (4), and two opposite connecting rods (4) are fixedly connected together through a fixed block (5);

the pen cap (1) is of a through cylindrical structure made of plastic, and two ends of the pen cap (1) are connected with a tightening device (6) for clamping a needle tube pen (13);

the tightening device (6) comprises convex rings (1.3) arranged on two sides of the pen cap (1), an annular open groove (7) is formed in the outer side of the convex rings (1.3), a group of through holes (8) are formed in the inner circumference of the annular open groove (7), a pressing plate (9) is connected in each through hole (8) in a matched mode, a tightening ring (10) is arranged in the annular open groove (7), and the tightening ring (10) tightly presses the pressing plate (9);

the pressing plate (9) is a T-shaped plate, an arc groove (9.2) is formed in the end face of a vertical plate (9.1) of the T-shaped plate, an anti-slip pad (11) is connected in the arc groove (9.2) in a matched mode, an arc groove (9.4) is formed in the end face of a transverse plate (9.3) of the T-shaped plate, and the tightening ring (10) is arranged in the arc groove (9.4);

the three pen caps (1) are connected and fixed through the connecting assembly (2) and then are arranged in a staggered mode.

2. A portable needle pen holder according to claim 1, wherein: the inner wall of pen cap (1) is equipped with recess (1.1), fixed plate (3) set up in recess (1.1), still be equipped with through-hole (1.2) in recess (1.1), connecting rod (4) set up in through-hole (1.2), cup joint gasket (12) on connecting rod (4), gasket (12) set up in the outside of pen cap (1).

3. A portable needle pen holder according to claim 1, wherein: the fixing plate (3) comprises a circular plate (3.1), and two reinforcing plates (3.2) are respectively arranged on two sides of the circular plate (3.1).

4. A portable needle pen holder according to claim 1, wherein: the connecting rod (4) is a screw rod, and the fixed block (5) is a screw tube with a polygonal cross section.