CN211222734U

CN211222734U - Teaching double-purpose pen

Info

Publication number: CN211222734U
Application number: CN201922218223.6U
Authority: CN
Inventors: 孟美蓉
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-11
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a teaching dual-purpose pen, including first pen-holder and second pen-holder, the lower part of first pen-holder is provided with the roating seat, the inside that the top of roating seat is located first pen-holder is provided with movable chamber, the inside that the inside in activity chamber is located the roating seat is provided with the screw rod, nut seat has been cup jointed to the outside of screw rod, the top both sides of nut seat are provided with the connecting rod, the end-to-end connection of connecting rod has the fixed cover of chalk, the internally mounted of the fixed cover of chalk has the chalk, the top of first pen-holder is provided with the pen cap, the below of first pen-holder is connected with the second pen-holder, the mounting groove has been seted up on the surface of second pen-holder, the internally mounted of mounting groove has the battery. The utility model discloses an external screw thread pole and internal thread hole unite two into one chalk and laser pen, simultaneously through the fixed cover of roating seat, screw rod, nut seat, connecting rod and chalk make things convenient for the teacher to operate, and portable.

Description

Teaching double-purpose pen

Technical Field

The utility model relates to a teaching aid technical field specifically is a teaching dual-purpose pen.

Background

As is known, a teacher often uses a chalk and a laser pen in a lecture, but the chalk and the laser pen are inconvenient to hold in hands at the same time, so that how to combine the two pens into one and how to carry the chalk and the laser pen are particularly important.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a teaching dual-purpose pen, the effectual solution is held chalk and laser pen in very inconvenient problem in the hand simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: including first pen-holder and second pen-holder, the lower part of first pen-holder is provided with the roating seat, the inside that the top of roating seat is located first pen-holder is provided with movable chamber, the inside top that the inside in activity chamber is located the roating seat is provided with the screw rod, the nut seat has been cup jointed to the outside of screw rod, the top both sides of nut seat are provided with the connecting rod, the end-to-end connection of connecting rod has the fixed cover of chalk, the internally mounted of the fixed cover of chalk has the chalk, the top of first pen-holder is provided with the pen cap, the below of first pen-holder is connected with the second pen-holder, the mounting groove has been seted up on the surface of second pen-holder, the internally mounted of mounting groove has the battery, the below of mounting groove is provided with the switch, the infrared laser lamp is.

Preferably, a clamping groove is formed in the top end of the first pen holder, and the pen cap and the first pen holder are connected with the clamping groove through a clamping ring.

Preferably, the outer side of the mounting groove is provided with a protective cover, and the surface of the protective cover is provided with a pull ring.

Preferably, the rear end of the second penholder is provided with an internal threaded hole, and the first penholder and the second penholder are connected with the internal threaded hole through an external threaded rod.

Preferably, the inner diameter of the chalk fixing sleeve is equal to the outer diameter of the chalk.

Preferably, the anti-slip sleeve is sleeved outside the first pen holder and is a rubber component.

The utility model discloses whole device unites two into one chalk and laser pen through external screw thread pole and internal thread hole, simultaneously through the fixed cover of roating seat, screw rod, nut seat, connecting rod and chalk make things convenient for the teacher to operate, and portable.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the chalk mounting structure of the present invention.

Fig. 3 is a schematic view of the battery mounting structure of the present invention.

Reference numbers in the figures: 1. a first pen holder; 2. a rotating base; 3. a movable cavity; 4. a screw; 5. a nut seat; 6. a connecting rod; 7. a chalk fixing sleeve; 8. chalk; 9. a card slot; 10. a pen cap; 11. a snap ring; 12. an externally threaded rod; 13. a second pen holder; 14. an internally threaded bore; 15. mounting grooves; 16. a battery; 17. a protective cover; 18. a switch; 19. an infrared laser lamp.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-3.

In the first embodiment, as shown in fig. 1, 2 and 3, the present invention comprises a first pen holder 1 and a second pen holder 13, a rotary base 2 is disposed at the lower part of the first pen holder 1, a movable cavity 3 is disposed inside the first pen holder 1 above the rotary base 2, a screw rod 4 is disposed inside the movable cavity 3 at the top end of the rotary base 2, a nut base 5 is sleeved outside the screw rod 4, connecting rods 6 are disposed at both sides of the top of the nut base 5, the end of the connecting rod 6 is connected with a chalk fixing sleeve 7, chalk 8 is disposed inside the chalk fixing sleeve 7, a pen cap 10 is disposed above the first pen holder 1, a second pen holder 13 is connected below the first pen holder 1, a mounting groove 15 is disposed on the surface of the second pen holder 13, a battery 16 is mounted inside the mounting groove 15, a switch 18 is disposed below the mounting groove 15, an infrared laser lamp 19 is mounted at the front end of the second pen holder 13, the output end of the battery 16 is electrically connected with the input end of the switch 18, the output end of the switch 18 is electrically connected with the input end of the infrared laser lamp 19, firstly, the chalk 8 is filled into the chalk fixing sleeve 7, the rotating seat 2 is screwed, the rotating seat 2 drives the integrated screw rod 4 to rotate, the nut seat 5 makes ascending and descending motion along with the clockwise and anticlockwise rotation of the screw rod 4, because the chalk fixing sleeve 7 is integrally connected with the nut seat 5 through the connecting rod 6, the chalk fixing sleeve 7 ascends or descends along with the nut seat 5, thereby controlling the entering and exiting of the chalk 8, when in use in teaching, the chalk 8 can be used for writing on a black pen by directly holding the first pen holder 1, meanwhile, the hands of a teacher are prevented from being dirtied by the chalk 8, when the chalk 8 is not used, the clamp ring 11 of the pen cover 10 is connected with the clamp groove 9 of the first pen holder 1, the chalk cover 10 is enabled to be covered outside the, secondly first pen-holder 1 is connected through the internal thread hole 14 of external screw thread pole 12 with second pen-holder 13, holds the pull ring and extracts visor 17, ann battery 16 in mounting groove 15, the power supply of battery 16, opening of switch 18 control infrared laser lamp 19, when being convenient for at multimedia teaching, utilize infrared laser lamp 19 to shine on projection screen's teaching key point, deepen students's memory, whole device is perfect unites two into one chalk 8 and laser pen, make things convenient for the teacher to carry and convenient operation.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, a clamping groove 9 is formed in the top end of the first pen holder 1, the pen cap 10 is connected with the first pen rod 1 through a clamping ring 11 and the clamping groove 9, the clamping ring 11 of the pen cap 10 is connected with the clamping groove 9 of the first pen rod 1, and the pen cap 10 can be installed and detached conveniently by being pressed into the clamping groove 11.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 1, a protective cover 17 is installed on the outer side of the installation groove 15, a pull ring is arranged on the surface of the protective cover 17, the battery 16 is protected by the protective cover 17, the influence on use caused by dust entering the installation groove 15 is avoided, and when the battery 16 needs to be replaced, the pull ring is pulled to pull out the protective cover 17.

In the fourth embodiment, based on the first embodiment, as shown in fig. 1, the rear end of the second barrel 13 is provided with an internal threaded hole 14, the first barrel 1 and the second barrel 13 are connected with the internal threaded hole 14 through the external threaded rod 12, and the first barrel 1 and the second barrel 13 can be conveniently mounted and dismounted through the external threaded rod 12 and the internal threaded hole 14.

In the fifth embodiment, on the basis of the first embodiment, the inner diameter of the chalk fixing sleeve 7 is equal to the outer diameter of the chalk 8, so that the chalk 8 can be fixed and replaced conveniently.

Sixth embodiment, on the basis of first embodiment, given by fig. 1, the antiskid cover is cup jointed to the outside of first pen-holder 1, and the antiskid cover is a rubber material's component, improves the antiskid nature and the feeling that first pen-holder 1 was held when teaching was used.

The working principle is as follows: when the utility model is used, firstly, the chalk 8 is plugged into the chalk fixing sleeve 7, the rotating base 2 is twisted, the rotating base 2 drives the integrated screw rod 4 to rotate, the nut base 5 is lifted and descended along with the clockwise and anticlockwise rotation of the screw rod 4, because the chalk fixing sleeve 7 is integrally connected with the nut base 5 through the connecting rod 6, the chalk fixing sleeve 7 is lifted or descended along with the nut base 5, thereby controlling the passing in and out of the chalk 8, when the chalk is used for teaching, the chalk 8 can be used for writing on the black pen by directly holding the first pen holder 1, meanwhile, the hands of a teacher are prevented from being dirtied by the chalk 8, when the chalk 8 is not used, the clamping ring 11 of the pen cover 10 is connected with the clamping groove 9 of the first pen holder 1, the chalk cover 10 is pressed with strength, the chalk cover 10 is covered outside the chalk 8, the falling is avoided, the pull ring is connected with the inner threaded hole 14 of the second pen holder 13 through the outer threaded rod 12, the protective cover 17, install battery 16 in mounting groove 15, the battery 16 power supply, opening of switch 18 control infrared laser lamp 19, be convenient for when multimedia teaching, utilize infrared laser lamp 19 to shine on projection screen's teaching is emphatic, deepen classmates' memory, whole device is perfect unites two into one chalk 8 and laser pen, makes things convenient for the teacher to carry and convenient operation.

Compared with the prior art, the utility model has the following benefits: whole device unites two into one chalk 8 and laser pen through external screw thread pole 12 and internal thread hole 14, simultaneously through roating seat 2, screw rod 4, nut seat 5, connecting rod 6 and the fixed cover 7 of chalk make things convenient for the teacher to operate, and portable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a teaching dual-purpose pen, includes first pen-holder (1) and second pen-holder (13), its characterized in that: the chalk holder is characterized in that a rotating seat (2) is arranged at the lower part of a first pen holder (1), a movable cavity (3) is arranged above the rotating seat (2) and positioned inside the first pen holder (1), a screw rod (4) is arranged inside the movable cavity (3) and positioned at the top end of the rotating seat (2), a nut seat (5) is sleeved outside the screw rod (4), connecting rods (6) are arranged on two sides of the top of the nut seat (5), a chalk fixing sleeve (7) is connected to the tail end of each connecting rod (6), chalk (8) is installed inside the chalk fixing sleeve (7), a pen cover (10) is arranged above the first pen holder (1), a second pen holder (13) is connected below the first pen holder (1), a mounting groove (15) is formed in the surface of the second pen holder (13), a battery (16) is installed inside the mounting groove (15), a switch (18) is arranged below the, an infrared laser lamp (19) is installed at the front end of the second pen holder (13), the output end of the battery (16) is electrically connected with the input end of the switch (18), and the output end of the switch (18) is electrically connected with the input end of the infrared laser lamp (19).

2. The teaching dual-purpose pen of claim 1, characterized in that: a clamping groove (9) is formed in the top end of the first pen holder (1), and the pen cover (10) is connected with the first pen holder (1) through a clamping ring (11) and the clamping groove (9).

3. The teaching dual-purpose pen of claim 1, characterized in that: and a protective cover (17) is arranged on the outer side of the mounting groove (15), and a pull ring is arranged on the surface of the protective cover (17).

4. The teaching dual-purpose pen of claim 1, characterized in that: an internal threaded hole (14) is formed in the rear end of the second pen holder (13), and the first pen holder (1) and the second pen holder (13) are connected with the internal threaded hole (14) through an external threaded rod (12).

5. The teaching dual-purpose pen of claim 1, characterized in that: the inner diameter of the chalk fixing sleeve (7) is equal to the outer diameter of the chalk (8).

6. The teaching dual-purpose pen of claim 1, characterized in that: the anti-skidding sleeve is sleeved outside the first pen holder (1) and is a component made of rubber.