CN214175397U

CN214175397U - Multifunctional teaching stick for teaching

Info

Publication number: CN214175397U
Application number: CN202120336767.7U
Authority: CN
Inventors: 沈谦
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-09-10
Anticipated expiration: 2031-02-06

Abstract

The utility model relates to a multi-functional religion rod is used in teaching belongs to teaching equipment apparatus technical field. The teaching stick comprises a telescopic mechanism, a holding mechanism, a connecting mechanism and a placing mechanism which are sequentially arranged, wherein the holding mechanism is detachably connected to the telescopic mechanism and is provided with an electric heating film capable of heating a rubber sleeve of an installation pipe, so that the holding hand feeling of a user is improved; the magnetic suction mechanism is fixedly connected to the holding mechanism, and the magnetic suction type detachable positioning connection placing mechanism; the placing mechanism is in threaded connection with a clamping piece used for clamping chalk and capable of ejecting the chalk. This religion rod simple structure can realize the function to holding the position heating, improving the chalk utilization ratio, holds the mechanism simultaneously and places the convenient dismantlement of mechanism and reorganization for this religion rod's function is diversified.

Description

Multifunctional teaching stick for teaching

Technical Field

The utility model relates to a teaching rod especially relates to a teaching is with multi-functional teaching rod, belongs to teaching equipment apparatus technical field.

Background

When a teacher gives lessons in a classroom, the teacher needs to use a pointer to indicate on a blackboard or a whiteboard so as to guide the areas needing to be observed by students, so that the students can rapidly watch the contents needing to be watched, the learning efficiency of the students is improved, and the teacher is helped to give lessons. In addition, the teacher needs to carry the chalk when writing on the blackboard, and the chalk is broken easily in the writing process, and the broken chalk is short in length and cannot be held directly, and meanwhile, the chalk easily dirties hands. The teaching pointer for teaching at present is comparatively single in function, only can play the effect of flexible instruction, can't satisfy the classroom and use diversified demand by the teacher.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem who proposes among the above-mentioned background art, the utility model provides a teaching is with multi-functional religion rod, its convenient to use and function are diversified.

In order to achieve the above object, the utility model provides a following technical scheme:

a multifunctional teaching stick for teaching comprises a telescopic mechanism, wherein a part which is close to a hand-held part when in use is taken as a tail end, one end which is far away from the tail end is taken as a head end, the telescopic mechanism comprises a telescopic rod and a rubber head which is fixed on the head end of the telescopic rod, the tail end of the telescopic rod is detachably positioned and connected with a holding mechanism, the tail end of the holding mechanism is fixedly provided with a connecting mechanism, and the tail end of the connecting mechanism is provided with a placing mechanism in a magnetic type detachable positioning manner;

the holding mechanism comprises a cover plate fixedly connected to the tail end of the telescopic rod, the cover plate is detachably connected with an installation pipe coaxial with the telescopic rod in a threaded manner, the installation pipe is hollow, and an electric heating film capable of heating the holding mechanism is attached to the peripheral wall of the inner side of the installation pipe;

the placing mechanism comprises a fixing plate fixedly connected to the tail end of the connecting mechanism, and a clamping piece used for clamping chalk and capable of ejecting the chalk is connected to the fixing plate in a threaded mode.

The further technical scheme is as follows:

the inside location of installation pipe be equipped with electrical heating membrane electric connection's battery, just fixed cover is equipped with one and the coaxial rubber sleeve of installation pipe on the periphery lateral wall of installation pipe.

The further technical scheme is as follows:

the outer side wall of the rubber sleeve is provided with anti-slip lines which are distributed along the circumferential direction.

The further technical scheme is as follows:

the connecting mechanism comprises a magnetic fixed seat and a magnetic suction ball, the fixed seat is fixedly connected to the tail end face of the mounting pipe through a mounting plate, and a hemispherical groove is formed in the tail end face of the fixed seat; the magnetic suction ball is fixedly connected with a connecting rod, and the tail end of the connecting rod is fixedly connected with the fixing plate; the magnetic attraction ball is magnetically connected in the groove of the fixed seat.

The further technical scheme is as follows:

and a lubricating wear-resistant layer is attached to the inner wall of the groove, and the thickness of the lubricating wear-resistant layer is 3-5 mm.

The further technical scheme is as follows:

the clamping piece is including fixing the sleeve pipe on the tail end face of fixed plate, just set firmly on the tail end face of fixed plate one be located the sheathed tube is inside and with the coaxial screw thread post of sleeve pipe, threaded connection has a length to be greater than on this screw thread post the internal thread pipe of screw thread post, the interval sets firmly a plurality of shell fragment on the internal perisporium of tail end of this internal thread pipe.

The further technical scheme is as follows:

the sleeve and the threaded column are consistent in height, and the outer diameter of the internal threaded pipe is smaller than the inner diameter of the sleeve.

The further technical scheme is as follows:

the elastic pieces are arranged in a gradually reducing mode from the head end to the tail end, and the tail ends of the elastic pieces form clamping rings with the diameter smaller than that of the chalk.

The further technical scheme is as follows:

the shell fragment sets up to four that evenly arrange along internal thread pipe circumference inside wall.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the electric heating film which can heat the installation pipe and the rubber sleeve is arranged in the holding mechanism of the teaching stick, so that the holding comfort level of a user in cold weather can be improved;

2. the utility model discloses a placement mechanism can place complete or cut chalk, utilizes the screw thread to rotate the ejecting effect of internal thread pipe in-process screw thread post to the chalk simultaneously, can adjust the length of writing of chalk; in addition, the elastic pieces in the clamping pieces of the placing mechanism can elastically clamp the chalk, so that the chalk can be prevented from falling; the arrangement of the placing mechanism can realize the full utilization of the cut chalk and prevent hands from being dirty;

3. the connecting mechanism of the utility model is a magnetic suction type structure, when needing to write, the whole placing mechanism is directly pulled downwards to separate the magnetic suction ball from the fixed seat, so as to write; after the magnetic suction ball is used, the magnetic suction ball is placed in the groove, so that the magnetic suction ball is magnetically connected with the fixing seat again, the fixing can be carried out, and the use is more convenient; meanwhile, the magnetic suction ball can rotate in the groove, and the magnetic suction ball cannot fall off when a user mistakenly touches the placing mechanism.

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 structural view of the gripping mechanism of the present invention;

FIG. 3 is a schematic structural view of the connecting mechanism and the placing mechanism of the present invention;

fig. 4 is a schematic view of the structure of the middle internal thread tube of the present invention.

In the figure:

1. a telescoping mechanism; 11. a telescopic rod; 12. a rubber head;

2. a holding mechanism; 21. installing a pipe; 22. a rubber sleeve; 23. electrically heating the film; 24. a battery; 25. a cover plate;

3. a connecting mechanism; 301. a groove; 31. a fixed seat; 311. mounting a plate; 32. lubricating the wear-resistant layer; 33. a magnetic suction ball; 34. a connecting rod;

4. a placement mechanism; 41. a fixing plate; 42. a sleeve; 43. a threaded post; 44. an internally threaded tube; 45. an elastic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention describes a multifunctional teaching stick for teaching in detail, which is described below with the end near the hand-held portion as the tail end and the end far from the tail end as the head end.

The teaching stick comprises a telescopic mechanism 1, wherein the telescopic mechanism 1 comprises a telescopic rod 11 as a teaching stick main body and a rubber head 12 fixed on the head end of the telescopic rod. The telescopic rod 11 is provided with a plurality of telescopic rod sections, so that the telescopic rod can be stretched, the overall strength of the telescopic rod serving as the teaching stick main body can be adjusted, and the structure of the telescopic rod is a conventional technical scheme in the field, so that the detailed description is omitted in the specific embodiment; in addition, a rubber head 12 is fixedly arranged at the head end of the tail section rod section, and the arrangement of the rubber head can prevent the plate surface from being scratched when the rubber head is contacted with the plate surface.

The tail end of the telescopic rod 11 is detachably connected with a holding mechanism 2 in a positioning way. Specifically, the holding mechanism 2 includes a cover plate 25 fixedly connected to the tail end of the telescopic rod 11, and a mounting tube 21 coaxial with the telescopic rod is detachably connected to the cover plate through a thread. The specific structure of the threaded connection between the mounting pipe and the cover plate is as follows: the fixed spiro union post that is equipped with on tail end face one side of apron 25, be close to apron department on the inner wall of installation pipe 21 and be formed with the internal thread, will install pipe threaded connection on the spiro union post through this internal thread to realize apron and installation between the pipe detachable threaded connection. The rubber sleeve 22 which is coaxial with the mounting pipe is fixedly sleeved on the peripheral side wall of the mounting pipe 21, and a user holds the rubber sleeve which is soft in texture when using the rubber sleeve, so that the hand feeling comfort is enhanced; in addition, set up the anti-skidding line of arranging along circumference on this rubber sleeve 22's the lateral wall, increased the frictional force between the position of gripping and the user's hand, can prevent the slippage. The inside cavity of installation pipe 21 and the inboard perisporium facing of this installation pipe are equipped with can be to this electric heating film 23 that grips the mechanism heating, and the inside location of installation pipe 21 is equipped with the battery 24 with electric heating film 23 electric connection, opens switch and can utilize the battery to supply power for electric heating film, makes electric heating film generate heat, and the heat conduction simultaneously to user's the hand of gripping on installation pipe 21 can promote the user and grip the comfort level under cold weather.

The tail end of the holding mechanism 2 is fixedly provided with a connecting mechanism 3. Specifically, the connecting mechanism 3 includes a magnetic fixing seat 31 and a magnetic suction ball 33, which can be closely attracted together by magnetic force. Wherein the fixed seat 31 is fixedly connected to the tail end face of the mounting tube 21 through a mounting plate 311, and a hemispherical groove 301 is formed on the tail end face of the fixed seat 31; the magnetic suction ball 33 is fixedly connected with a connecting rod 34, and the tail end of the connecting rod is fixedly connected with the fixed plate 41; the magnetic suction ball 33 is magnetically connected in the groove 301 of the fixed seat. The groove 301 is designed to be hemispherical and is magnetically connected with the spherical magnetic suction ball, so that the magnetic suction ball can rotate in the groove, and when a user touches the placement mechanism 4 by mistake, the magnetic suction ball cannot directly fall off but rotates in the groove, and the probability that the placement mechanism falls off and is lost is reduced. In addition, a lubricating wear-resistant layer 32 is attached to the inner wall of the groove 301, the thickness of the lubricating wear-resistant layer is 3-5mm, and preferably, the lubricating wear-resistant layer is a polytetrafluoroethylene layer; this lubricated wearing layer's setting can make the magnetism inhale ball friction when rotating lower, rotates comparatively smoothly. The magnetic type connecting mechanism 3 is arranged, so that a placing mechanism to be described later can be directly taken down when needing to write, and after the writing is finished, the magnetic type connecting mechanism can be fixedly connected with the teaching stick again, and the magnetic type teaching stick is convenient to use.

A placing mechanism 4 is arranged on the tail end of the connecting mechanism 3 in a magnetic type detachable positioning way. Specifically, the placing mechanism 4 includes a fixing plate 41 fixedly connected to the tail end of the connecting mechanism 3, and a holding member for holding chalk and ejecting chalk is screwed to the fixing plate. The holding member includes a sleeve 42 fixed on the rear end face of the fixing plate 41, and a threaded column 43 coaxial with the sleeve and located inside the sleeve is fixed on the rear end face of the fixing plate 41, and the height of the threaded column 43 is consistent with that of the sleeve 42. Threaded connection has an internal thread pipe 44 that length is greater than the screw post on the screw post 43, and the both ends of this internal thread pipe are open structure, and the external diameter of internal thread pipe 44 is less than sleeve pipe 42's internal diameter, and the sleeve pipe covers internal thread pipe and screw post and establishes, makes personnel grip comparatively conveniently. The interval sets firmly a plurality of shell fragment 45 on the internal perisporium of tail end of internal thread pipe 44, and this a plurality of shell fragment 45 is from the head end to tail end convergent form arranges, and the tail end of this a plurality of shell fragment forms the clamping ring that the diameter is less than the chalk diameter, and shell fragment 45 sets up four that evenly arrange along internal thread pipe 44 circumference inside wall in this embodiment. In addition, the material of internal thread pipe 44 and shell fragment is the working of plastics in this application, can not take place the corrosion, and life is higher.

This application religion rod is when using, uses the telescopic link to stretch out and draw back and adjust the length of this religion rod, utilizes rubber head and face contact to prevent the scratch blackboard simultaneously. When needing to write, the placing mechanism is directly pulled downwards integrally, and the magnetic suction ball is separated from the fixed seat to write; after the magnetic suction ball is used, the magnetic suction ball is placed in the groove, and then the magnetic suction ball is magnetically connected with the fixing seat again, so that the magnetic suction ball is convenient to use. In addition, a plurality of broken chalks can be placed in the internal thread tube, then the internal thread tube is in threaded connection with the thread column, the thread column can push the chalks outwards in the threaded connection rotating process, and meanwhile the elastic sheets can elastically clamp the chalks to prevent the chalks from falling off; the inner threaded pipe is rotated according to the use requirement, the length of the threaded column in the inner threaded pipe is adjusted, and the chalk is ejected out. In addition, the battery can supply power to the electrical heating membrane when winter and make the electrical heating membrane generate heat for installation pipe and rubber sleeve heat up, improve user's the comfort level of gripping.

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 multi-functional religion rod is used in teaching, includes telescopic machanism (1) to be close to handheld position when using and be the tail end, use the one end of keeping away from the tail end as the head end, telescopic machanism (1) include telescopic link (11) and fix rubber head (12) on this telescopic link head end, its characterized in that: the tail end of the telescopic rod (11) is detachably connected with a holding mechanism (2) in a positioning mode, the tail end of the holding mechanism (2) is fixedly provided with a connecting mechanism (3), and the tail end of the connecting mechanism (3) is provided with a placing mechanism (4) in a magnetic type detachable positioning mode;

the holding mechanism (2) comprises a cover plate (25) fixedly connected to the tail end of the telescopic rod (11), the cover plate is detachably connected with an installation pipe (21) coaxial with the telescopic rod in a threaded manner, the installation pipe is hollow inside, and an electric heating film (23) capable of heating the holding mechanism is attached to the peripheral wall of the inner side of the installation pipe;

the placing mechanism (4) comprises a fixing plate (41) fixedly connected to the tail end of the connecting mechanism (3), and a clamping piece used for clamping chalk and capable of ejecting the chalk is connected to the fixing plate in a threaded mode.

2. The multifunctional teaching stick as claimed in claim 1, wherein: the inside location of installation pipe (21) be equipped with electric heating membrane (23) electric connection's battery (24), just fixed cover is equipped with one and installs coaxial rubber sleeve (22) of pipe on the periphery lateral wall of installation pipe (21).

3. The multifunctional teaching stick as claimed in claim 2, wherein: the outer side wall of the rubber sleeve (22) is provided with anti-slip lines which are distributed along the circumferential direction.

4. The multifunctional teaching stick as claimed in claim 1, wherein: the connecting mechanism (3) comprises a magnetic fixed seat (31) and a magnetic suction ball (33), the fixed seat (31) is fixedly connected to the tail end face of the mounting pipe (21) through a mounting plate (311), and a hemispherical groove (301) is formed in the tail end face of the fixed seat (31); the magnetic suction ball (33) is fixedly connected with a connecting rod (34), and the tail end of the connecting rod is fixedly connected with the fixing plate (41); the magnetic suction ball (33) is magnetically connected in the groove (301) of the fixed seat.

5. The multifunctional teaching stick of claim 4, wherein: the inner wall of the groove (301) is attached with a lubricating wear-resistant layer (32), and the thickness of the lubricating wear-resistant layer is 3-5 mm.

6. The multifunctional teaching stick as claimed in claim 1, wherein: the holder is including fixing sleeve pipe (42) on the tail end face of fixed plate (41), just set firmly on the tail end face of fixed plate (41) one be located the intraductal portion of cover and with the coaxial screw thread post (43) of sleeve pipe, threaded connection has a length to be greater than on this screw thread post internal thread pipe (44) of screw thread post, the interval has set firmly a plurality of shell fragment (45) on the internal perisporium of tail end of this internal thread pipe.

7. The multifunctional teaching stick of claim 6, wherein: the height of the sleeve (42) is consistent with that of the threaded column (43), and the outer diameter of the internally threaded pipe (44) is smaller than the inner diameter of the sleeve (42).

8. The multifunctional teaching stick of claim 6, wherein: the elastic sheets (45) are arranged in a gradually reducing mode from the head end to the tail end, and the tail ends of the elastic sheets form clamping rings with the diameter smaller than that of the chalk.

9. The multifunctional teaching stick of claim 8, wherein: the elastic pieces (45) are arranged into four pieces which are evenly distributed along the circumferential inner side wall of the internal thread pipe (44).