CN209851892U - Special pen for examination - Google Patents

Abstract

The utility model belongs to the field of stationery, in particular to a special pen for examination, which comprises a pen holder with a hollow structure, wherein a gel pen refill is arranged in the pen holder, one end of the pen holder is connected with a gel pen refill pen nib seat body, a pencil refill nib seat body is clamped on the outer wall of the gel pen refill nib seat body, a pen cap is clamped on the outer wall of the pencil refill nib seat body, one end of the pencil refill nib seat body, which is far away from the gel pen refill nib seat body, is provided with a pencil refill, and friction abrasive paper is bonded on the outer wall of the pen cap; the utility model has simple structure and convenient use and carrying.

Description

Special pen for examination

Technical Field

The utility model belongs to the stationery field especially relates to examination special-purpose pen.

Background

In a tense examination state, when an examinee answers a paper, a gel pen is generally used for making a question and then a pencil is used for coating a card, one pen is put down and the other pen is taken up, meanwhile, tools such as an eraser, a knife and the like can be used, time is consumed, and answer errors are easily caused. Therefore, the multifunctional integrated special pen for the examination, which integrates a pencil, a gel pen, a sassafras and a pencil lead and the like, is more suitable for the future.

The existing multifunctional pen special for the examination in the current market has a complex structure and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned technical problem and provide a special pen for examination.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the special pen for the examination comprises a pen holder with a hollow structure, wherein a gel pen refill penetrates through the pen holder, one end of the pen holder is connected with a gel pen refill nib base body, a pencil refill nib base body is clamped on the outer wall of the gel pen refill nib base body, a pen cap is clamped on the outer wall of the pencil refill nib base body, one end, far away from the gel pen refill nib base body, of the pencil refill nib base body is provided with a pencil refill, and friction abrasive paper is bonded on the outer wall of the pen cap.

The utility model has the advantages that: the utility model has simple structure and convenient use and carrying.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a counter bore for inserting the pencil lead is formed in one end, far away from the neutral pen lead holder, of the pencil lead holder body.

The pencil lead has the beneficial effect that the pencil lead is convenient to replace.

Further, a dredging channel communicated with the counter bore is formed in the pencil lead nib seat body along the axis direction of the pencil lead nib seat body, a sleeve fixedly connected to the end face of one end, far away from the counter bore, of the pencil lead nib seat body is used for being clamped to the outer wall of the gel pen lead nib seat body, and the sleeve and the dredging channel are coaxially arranged.

The beneficial effect who adopts above-mentioned further scheme is through the sleeve joint on neutral core nib pedestal outer wall to this fixed pencil refill of being convenient for, the residual pencil refill that breaks off when not using up the pencil refill or when using simultaneously adopts neutral core or other slender things to offset out the counter bore with the pencil refill through mediation pore.

Furthermore, the port circumference border department fixedly connected with of counter bore with the tube-shape casing that the counter bore link up, be equipped with a plurality of notches that axially run through the outer wall on the lateral wall of tube-shape casing, threaded connection has the fixed sleeve on the tube-shape casing outer wall.

The pencil lead fixing device has the beneficial effect that the pencil lead is convenient to fix and stabilize.

Further, pencil refill nib pedestal is the cone, fixed sleeve includes first fixed sleeve and the fixed sleeve of second, first fixed sleeve's one end with the fixed telescopic one end fixed connection of second and coaxial setting, the fixed telescopic internal diameter of second from with the one end that first fixed sleeve is connected is crescent to the other end, first fixed sleeve threaded connection in on the outer wall of tube-shape casing, the fixed sleeve threaded connection of second in on the pencil refill nib pedestal outer wall.

The pencil lead has the advantages that the pencil lead is convenient to replace and write, and is fixed firmly.

Further, an eraser is arranged at the end of the pen cap.

The beneficial effect of adopting the further scheme is that the correction is convenient.

Further, an anti-slip gasket is arranged on the outer wall of the pen holder.

Adopt the beneficial effect of above-mentioned further scheme to be convenient for hold between fingers.

Furthermore, a storage box for storing the pencil lead is arranged at one end, away from the neutral pencil lead nib base, of the penholder, and the end, away from the neutral pencil lead nib base, of the pencil lead is in a chamfered angle shape.

The pencil lead has the beneficial effect that the pencil lead is convenient to store and take.

Furthermore, one end of the storage box is fixedly connected with the pen holder, clamped or in threaded connection.

The beneficial effects of adopting the above further scheme are that simple structure, convenient to use.

Furthermore, an opening is formed in one end, far away from the penholder, of the storage box, and a cover plate used for opening or closing the opening is arranged at the opening.

The pencil lead holder has the beneficial effect that the pencil lead holder is convenient to take and store pencil leads.

Drawings

FIG. 1 is a diagram of the usage state of the product of the present invention;

FIG. 2 is a schematic view of the product structure of the present invention;

FIG. 3 is a disassembled exploded view of FIG. 2;

FIG. 4 is a schematic diagram of a structure of a writing tip seat of a pencil lead;

FIG. 5 is a disassembled view of the cylindrical housing and the fixing sleeve;

FIG. 6 is a schematic diagram of a pencil lead structure;

fig. 7 is a side view of fig. 6.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the pen holder comprises a pen holder body, 2 a gel pen refill, 3 a gel pen refill pen point seat body, 4 a pencil refill pen point seat body, 5 a pen cap, 6 a pencil refill, 7 friction sand paper, 8 a counter bore, 9 a cylindrical shell, 10 a notch, 11 a first fixing sleeve, 12 a second fixing sleeve, 13 an eraser, 14 a storage box, 15 an anti-slip gasket, 16 a cylinder, 17 and a dredging channel.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

The special pen for the examination as shown in figures 1-3 comprises a pen holder 1 with a hollow structure, a gel pen refill 2 penetrates through the pen holder 1, one end of the pen holder 1 is connected with a gel pen refill nib base body 3, the gel pen refill nib base body 3 is in threaded connection with one end of the pen holder 1, a pencil refill nib base body 4 is clamped on the outer wall of the gel pen refill nib base body 3, a pen cap 5 is clamped on the outer wall of the pencil refill nib base body 4, a pencil refill 6 is arranged at one end, far away from the gel pen refill nib base body 3, of the pencil refill nib base body 4, a friction abrasive paper 7 is bonded on the outer wall of the pen cap 5, and the clamping is in the prior art, specifically is a matching relationship of a groove and a protrusion, and is not specifically marked in the figures.

The pencil lead 6 shown in fig. 6 and 7 has a chamfered end at one end to increase the speed of applying the card and to rub the frictional sandpaper 7.

As shown in fig. 4, a counter bore 8 for inserting the pencil lead 6 is arranged at one end of the pencil lead holder body 4 far away from the neutral pen lead holder body 3.

As shown in fig. 4, a dredging channel 17 communicated with the counter bore 8 is arranged in the pencil lead nib base 4 along the axis direction, a sleeve 16 used for being clamped on the outer wall of the neutral pen lead nib base 3 is fixedly connected to the end face of one end of the pencil lead nib base 4 far away from the counter bore 8, and the sleeve 16 and the dredging channel 17 are coaxially arranged.

As shown in fig. 5, a cylindrical housing 9 which is communicated with the counterbore 8 is fixedly connected to the circumferential edge of the port of the counterbore 8, a plurality of notches 10 which axially penetrate through the outer wall are arranged on the side wall of the cylindrical housing 9, and a fixing sleeve is connected to the outer wall of the cylindrical housing 9 in a threaded manner.

As shown in fig. 4 and 5, the pencil lead nib base 4 is a cone, the fixing sleeve includes a first fixing sleeve 11 and a second fixing sleeve 12, one end of the first fixing sleeve 11 is fixedly connected to one end of the second fixing sleeve 12 and coaxially disposed, an inner diameter of the second fixing sleeve 12 gradually increases from one end connected to the first fixing sleeve 11 to the other end, the first fixing sleeve 11 is in threaded connection with the outer wall of the cylindrical housing, and the second fixing sleeve 12 is in threaded connection with the outer wall of the pencil lead nib base 4.

The specific pencil lead 6 is inserted into the counter bore 8, the first fixing sleeve 11 and the second fixing sleeve 12 are respectively in threaded connection with the outer walls of the cylindrical shell 9 and the pencil lead base body 4, the pencil lead 6 is fixed under the action of the first fixing sleeve 11 and the cylindrical shell 9, meanwhile, in order to further fix the pencil lead 6, a rubber layer or other flexible materials are arranged on the inner wall of the cylindrical shell 9, the pencil lead 6 is fastened by the rubber layer or other flexible materials, finally, the first fixing sleeve 11 and the second fixing sleeve 12 are taken down, meanwhile, a chamfer is arranged at one end, far away from the first fixing sleeve 11, of the second fixing sleeve 12, writing of the pencil lead 6 is facilitated, the pencil lead 6 can be replaced, when the pencil lead 6 is not convenient to take out, air is blown by force through a dredging hole channel 17, the pencil lead 6 is blown out, or the pencil lead 6 is poked by the gel pen lead 2, the inner diameter of the dredging channel 17 is smaller than that of the counter bore 8, so that the pencil lead 6 cannot enter the dredging channel 17.

An eraser 13 is arranged at the end of the pen cap 5.

And an anti-slip gasket 15 is arranged on the outer wall of the pen holder 1.

The end of the pen holder 1 far away from the neutral pen refill nib base body 3 is provided with a storage box 14 for storing the pencil refills 6, as shown in fig. 6 and 7, the end of the pencil refills 6 far away from the pencil refill nib base body 4 is in a bevel angle shape, and as shown in fig. 1, the sleeve 16 can also be clamped on the outer wall of the storage box 14.

One end of the storage box 14 is fixedly connected, clamped or screwed with the pen holder 1, preferably screwed, and most preferably clamped.

The one end that the case 14 kept away from pen-holder 1 is equipped with the opening, the opening part is equipped with and is used for opening or closes the open-ended apron, and apron one end is connected with case 14 through round pin axle rotation, and the apron other end and case 14 joint.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, the term "plurality" means at least two, e.g., two, three, etc., unless explicitly limited otherwise.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The special pen for the examination is characterized by comprising a pen holder (1) of a hollow structure, a gel pen refill (2) penetrates through the pen holder (1), one end of the pen holder (1) is connected with a gel pen refill pen point seat body (3), a pencil refill pen point seat body (4) is clamped on the outer wall of the gel pen refill pen point seat body (3), a pen cap (5) is clamped on the outer wall of the pencil refill pen point seat body (4), the pencil refill pen point seat body (4) is far away from one end of the gel pen refill pen point seat body (3), and a pencil refill (6) is arranged on the outer wall of the pen cap (5), and friction abrasive paper (7) is bonded on the outer wall.

2. The special pen for the examination according to claim 1, wherein a counter bore (8) for inserting the pencil lead (6) is formed in one end of the pencil lead nib base body (4) far away from the gel pen lead nib base body (3).

3. The special pen for the examination according to claim 2, wherein a dredging channel (17) communicated with the counter bore (8) is arranged in the pencil lead nib base body (4) along the axial direction of the pencil lead nib base body, a sleeve (16) used for being clamped on the outer wall of the gel ink pencil lead nib base body (3) is fixedly connected to the end face of one end of the pencil lead nib base body (4) far away from the counter bore (8), and the sleeve (16) and the dredging channel (17) are coaxially arranged.

4. The special pen for the examination according to claim 2, wherein a cylindrical shell (9) which is communicated with the counter bore (8) is fixedly connected to the circumferential edge of the port of the counter bore (8), a plurality of notches (10) which axially penetrate through the outer wall are arranged on the side wall of the cylindrical shell (9), and a fixing sleeve is in threaded connection with the outer wall of the cylindrical shell (9).

5. The special pen for examination as claimed in claim 4, wherein the pen core nib base (4) is cone-shaped, the fixing sleeve comprises a first fixing sleeve (11) and a second fixing sleeve (12), one end of the first fixing sleeve (11) is fixedly connected with one end of the second fixing sleeve (12) and coaxially arranged, the inner diameter of the second fixing sleeve (12) is gradually increased from one end connected with the first fixing sleeve (11) to the other end, the first fixing sleeve (11) is in threaded connection with the outer wall of the cylindrical shell, and the second fixing sleeve (12) is in threaded connection with the outer wall of the pen core nib base (4).

6. Special pen for examinations according to any of claims 1-5 characterized in that the eraser (13) is arranged at the end of the cap (5).

7. The special pen for examination according to any one of claims 1-5, wherein the outer wall of the pen holder (1) is provided with an anti-slip gasket (15).

8. The special pen for the examination according to any one of claims 1 to 5, wherein a storage box (14) for storing pencil leads (6) is arranged at one end of the pen holder (1) far away from the pen point seat body (3) of the gel pen lead, and one end of the pencil leads (6) far away from the pen point seat body (4) of the pencil leads is in a chamfered angle shape.

9. The special pen for examination as claimed in claim 8, wherein one end of the storage box (14) is fixedly connected, clamped or screwed with the pen holder (1).

10. The special pen for the examination as claimed in claim 8, wherein an opening is arranged at one end of the storage box (14) far away from the pen holder (1), and a cover plate for opening or closing the opening is arranged at the opening.