CN211628482U

CN211628482U - Classroom teaching is with religion rod that has scalable regulation structure

Info

Publication number: CN211628482U
Application number: CN202020813213.7U
Authority: CN
Inventors: 潘丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-10-02
Anticipated expiration: 2030-05-15

Abstract

The utility model provides a teaching stick with a telescopic adjusting structure for classroom teaching, which relates to the technical field of teaching aids and solves the problems that the existing teaching stick with a telescopic adjusting structure cannot be quickly popped out and is not convenient enough to use when being used for a long time, and comprises a main body, a rotating part, a moving rod and a top part; the main body is of a cylindrical structure, and a rubber anti-slip sleeve is arranged on the outer side of the bottom of the main body; the rotating piece is arranged at the bottom of the main body, and the embedded piece at the top end of the rotating piece is embedded in the rotating groove. The rotating part is used for being installed at the bottom of the main body, so that the top end of the rotating part can be connected with the bottom end of the moving rod through the spring, the moving rod can directly rotate the rotating part when the moving rod needs to be prolonged in use, the limiting of the moving rod can be relieved through the rotating part, the moving rod can be rapidly popped out through the spring, and the moving rod can rapidly drive the chalk to be used.

Description

Classroom teaching is with religion rod that has scalable regulation structure

Technical Field

The utility model belongs to the technical field of the teaching aid, more specifically say, in particular to classroom teaching is with religion rod that has scalable regulation structure.

Background

The pointer is also called a teacher's stick and a pointer, and refers to a stick for a teacher to indicate board writing and pictures during teaching. Older teachers used a ring-like instrument for punishing and flagging students.

For example, application No.: relate to a multi-functional teaching stick for teaching in CN201720857991.4, including handle, extension rod, nail needle, sleeve pipe, draw-in groove and spring, be connected with the axis of rotation on the handle, and be connected with telescopic link and lower extension rod in the axis of rotation, it is provided with down the extension rod to go up the telescopic link below, and the inside spout that is provided with of lower extension rod, the nail needle sets up at last telescopic link end, and the connecting pipe is provided with the safety cover with nail needle outside, the sleeve pipe sets up inside the connecting pipe, and the intraduct is provided with reset spring, reset spring end-to-end connection has the fixture block, the draw-in groove sets up at the extension rod top, spring coupling is in telescopic link upper end down, and spring end-to. This multi-functional teaching is with religion rod is mainly used for the teacher to give lessons and designs, has set up the axis of rotation on this device, sets the religion rod into two parts moreover, and the design can make the religion rod use as the compasses like this, has increased the function of religion rod.

Based on discovery among the prior art, the teacher's stick of current scalable regulation structure is when using, in needs extension application, can't make its pop out fast, and it is convenient inadequately to use, and the teacher's stick of current scalable regulation structure is when using, and the function is comparatively single, when higher department needs to use, can't fix the chalk mark and write, also can't convenient length of adjusting the chalk be in order to use.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a teaching stick with a telescopic adjusting structure for classroom teaching is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a classroom teaching is with religion rod that has scalable regulation structure to solve the religion rod of current scalable regulation structure when using, in needs extension use, can't make it pop out fast, it is convenient inadequately to use, and the religion rod of current scalable regulation structure when using, the function is comparatively single, when higher department needs to be used, can't fix the chalk and mark and write, also can't convenient length of adjusting the chalk in order to supply the problem of using.

The utility model discloses classroom teaching is with purpose and efficiency of religion rod that has scalable regulation structure is reached by following concrete technological means:

a pointer with a telescopic adjusting structure for classroom teaching comprises a main body, a rotating part, a moving rod and a top part; the main body is of a cylindrical structure, and a rubber anti-slip sleeve is arranged on the outer side of the bottom of the main body; the rotating piece is arranged at the bottom of the main body, and the embedded piece at the top end of the rotating piece is embedded and arranged in the rotating groove; the bottom end of the moving rod is embedded in the inner groove, and the guide blocks on the two sides of the moving rod are embedded in the guide grooves; the outer side of the bottom of the moving rod is in contact with the top end of the embedded part through a spring, and the limiting part at the bottom of the moving rod is inserted into the guide part; the ejector piece is installed at the top end of the moving rod, the guide head at the bottom of the ejector piece is embedded in the ejector groove, and the bottom end of the ejector rod at the bottom of the ejector piece is inserted into the jack at the top end of the moving rod.

Furthermore, the main body comprises an inner groove, a guide groove and a rotating groove; an inner groove with a circular structure is arranged in the main body, and the inner groove is of a cylindrical structure with a convex middle part; guide grooves are formed in two sides of the interior of the main body, and the guide grooves are of rectangular structures; the inner wall of the bottom of the main body is provided with a rotary groove in an annular structure, and the cross section of the rotary groove is in a rectangular structure.

Further, the rotating part comprises an embedded part, a guide part and a moving groove; the rotary piece is of a cylindrical tubular structure, an embedded piece is arranged at the top end of the rotary piece, and the section of the embedded piece is of an L-shaped structure; the top end of the rotating part is provided with a guide part with a tubular structure, and the interior of the guide part is of a funnel-shaped structure; and moving grooves are formed in two sides of the interior of the guide piece, and two sides of the bottom of each moving groove are of inclined structures.

Furthermore, the movable rod comprises a guide block, a limiting piece and a top groove; the moving rod is of a cylindrical structure with a convex middle part, guide blocks are arranged on two sides of the bottom of the moving rod, and the section of each guide block is of a rectangular structure; limiting parts made of spring plate materials are arranged on two sides of the bottom of the moving rod, the bottom of each limiting part is of a wedge-shaped convex structure, and springs are arranged on the inner sides of the limiting parts; the top end of the moving rod is provided with a jack with a cylindrical structure, the top end of the moving rod is provided with a top groove with an annular structure, and the cross section of the top groove is of an L-shaped structure.

Furthermore, the top piece comprises a guide head, a fixing piece and a top rod; the top piece is of a tubular structure, and the top end of the top piece is of a funnel-shaped structure; a guide head with an annular structure is arranged at the bottom of the top piece, and the section of the guide head is of an L-shaped structure; a fixing piece is arranged at the top end inside the top piece, and the inner side of the top end of the fixing piece is of an inclined structure; the inside bottom of ejecting is equipped with the screw thread, and the ejector pin is installed through the screw thread to the bottom of ejecting to the ejector pin is cylindrical threaded rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the device, a rotating part and a top part are arranged, wherein the rotating part is arranged at the bottom end of a main body, so that the top end of the rotating part can be connected with the bottom end of a moving rod through a spring, the moving rod can directly rotate the rotating part when needing to be used for a long time, the rotating part can relieve the limit of the moving rod, the moving rod can be quickly popped out through the spring, so that the moving rod can quickly drive chalk to be used, an embedded part at the top end of the rotating part is embedded and arranged in a rotating groove, so that the rotating part can be fixedly connected and can freely rotate, the limit of a limiting part is conveniently relieved, a guide part plays a role of guiding the limiting part, the limiting part can pass through the inside of the guide part when being inserted, so that the limiting part can be conveniently fixed, the movable groove is used for enabling the limiting part to pass through, so that when the limiting part needs to be relieved from limiting and the movable rod is popped up, the rotating part can be directly rotated through manpower, the limiting part can directly enter the movable groove to move upwards, two sides of the bottom of the movable groove are of inclined structures, and the limiting part can be guided when the limiting part rises;

the top part is arranged at the top end of the moving rod, so that when the device is used, chalk can be embedded and installed in the top part, the chalk can be conveniently driven to write on a blackboard at a high position, the top end of the top part is of a funnel-shaped structure, so that the chalk can be guided when being inserted, the guide head is embedded and installed in the top groove, the top part can freely rotate and cannot be separated, the ejector rod can be controlled to move upwards through threads at the inner bottom end of the top part when the top part rotates, the ejector rod can upwards jack the chalk, the chalk can be freely adjusted in length for use, the fixing part is arranged in the top end of the top part, the fixing part is made of rubber, and can be firmly fixed after the chalk is embedded, so that the chalk can be fixedly used, thereby solved when using, when needs extension uses, can't make its pop out fast, it is convenient inadequately to use, and the teaching stick of current scalable regulation structure when using, the function is comparatively single, when higher department needs to use, can't fix the chalk and mark and write, also can't convenient length of adjusting the chalk be in order to supply the problem of using.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the main cross section and a partially enlarged structure of the present invention.

Fig. 3 is a schematic view of a partial cross-sectional structure of the rotating member of the present invention.

Fig. 4 is a schematic view of the three-dimensional and partially enlarged structure of the movable rod of the present invention.

Fig. 5 is a schematic view of the top member of the present invention with a partially enlarged cross section.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. an inner tank; 102. a guide groove; 103. a rotating tank; 2. a rotating member; 201. an insert; 202. a guide member; 203. a moving groove; 3. a travel bar; 301. a guide block; 302. a limiting member; 303. a top groove; 4. a top piece; 401. a guide head; 402. a fixing member; 403. and a push rod.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a teaching stick with a telescopic adjusting structure for classroom teaching, which comprises a main body 1, a rotating part 2, a moving rod 3 and a top part 4; the main body 1 is a cylindrical structure, the outer side of the bottom of the main body 1 is provided with a rubber anti-slip sleeve, and the rotating groove 103 is used for embedding and installing the embedded part 201, so that the rotating part 2 can be more smooth in rotation and cannot be separated from the bottom of the main body 1; the rotating member 2 is installed at the bottom of the main body 1, the inserting member 201 at the top end of the rotating member 2 is embedded and installed inside the rotating groove 103, the guiding member 202 plays a role of guiding the limiting member 302, so that the limiting member 302 can pass through the inside of the guiding member 202 when being inserted, so that the limiting member 302 can be conveniently fixed, the moving groove 203 is used for allowing the limiting member 302 to pass through, so that the limiting member 302 can directly rotate the rotating member 2 through manpower when the limiting member 302 needs to be released to enable the moving rod 3 to pop up, so that the limiting member 302 can directly enter the moving groove 203 to move upwards, and two sides of the bottom of the moving groove 203 are of an inclined structure, so that the limiting member 302 can be guided when rising; the bottom end of the moving rod 3 is embedded and installed in the inner groove 101, and the guide blocks 301 on both sides of the moving rod 3 are embedded and installed in the guide grooves 102; the outer side of the bottom of the moving rod 3 is contacted with the top end of the embedding part 201 through a spring, the limiting part 302 at the bottom of the moving rod 3 is inserted into the guide part 202, the limiting part 302 is arranged at the bottom end of the moving rod 3, so that when the moving rod 3 does not use retraction, the outer side of the bottom of the limiting part 302 can be contacted with the bottom of the moving rod through the guide part 202, so that the moving rod 3 can be pulled and fixed by the limiting part 302, the bottom of the limiting part 302 is of a wedge-shaped structure, so that guiding can be performed when passing through the guide part 202, and the top groove 303 is used for embedding and installing the guide head 401, so that the top part 4 can rotate through the guide head 401 and can not be separated; the top piece 4 is arranged at the top end of the moving rod 3, the guide head 401 at the bottom of the top piece 4 is embedded and arranged in the top groove 303, the bottom end of the ejector rod 403 at the bottom of the top piece 4 is inserted into the jack at the top end of the moving rod 3, the fixing piece 402 is arranged in the top end of the top piece 4, the fixing piece 402 is made of rubber materials and can be firmly fixed after chalk is embedded, and therefore the chalk can be fixed for use; the main body 1 comprises an inner groove 101, a guide groove 102 and a rotating groove 103; an inner groove 101 with a circular structure is arranged in the main body 1, and the inner groove 101 is of a cylindrical structure with a convex middle part; guide grooves 102 are formed in two sides of the interior of the main body 1, and the guide grooves 102 are rectangular; the inner wall of the bottom of the main body 1 is provided with a rotary groove 103 with a ring structure, the section of the rotary groove 103 is a rectangular structure, the inner groove 101 is used for embedding and installing the moving rod 3, so that the moving rod 3 can freely move in the inner part and can not be separated, and the guide groove 102 is used for embedding the guide block 301, so that the moving rod 3 can freely move up and down and can not rotate; the rotating member 2 comprises an embedded member 201, a guide member 202 and a moving groove 203; the rotating part 2 is of a cylindrical tubular structure, the top end of the rotating part 2 is provided with an embedded part 201, and the cross section of the embedded part 201 is of an L-shaped structure; the top end of the rotating part 2 is provided with a guide part 202 with a tubular structure, and the interior of the guide part 202 is of a funnel-shaped structure; the two sides of the interior of the guide part 202 are provided with moving grooves 203, and the two sides of the bottom of the moving grooves 203 are of an inclined structure, the rotating part 2 is arranged at the bottom end of the main body 1, so that the top end of the rotating part 2 can be connected with the bottom end of the moving rod 3 through a spring, when the moving rod 3 needs to be used for a long time, the rotating part 2 can be directly rotated, the limiting on the moving rod 3 can be relieved by the rotating part 2, the moving rod 3 can be quickly ejected through the spring, the moving rod 3 can quickly drive chalk to be used, the embedded part 201 at the top end of the rotating part 2 is arranged in the rotating groove 103 in an embedded mode, the rotating part 2 can be fixedly connected and can freely rotate, and the limiting on the limiting part 302 can be conveniently relieved; wherein, the movable rod 3 comprises a guide block 301, a limiting piece 302 and a top groove 303; the moving rod 3 is of a cylindrical structure with a convex middle part, guide blocks 301 are arranged on two sides of the bottom of the moving rod 3, and the section of each guide block 301 is of a rectangular structure; limiting parts 302 made of spring plate materials are arranged on two sides of the bottom of the moving rod 3, the bottom of each limiting part 302 is of a wedge-shaped convex structure, and a spring is arranged on the inner side of each limiting part 302; the top end of the moving rod 3 is provided with a jack with a cylindrical structure, the top end of the moving rod 3 is provided with a top groove 303 with a ring structure, the cross section of the top groove 303 is of an L-shaped structure, the moving rod 3 is directly extended for use, and the guide block 301 is embedded in the guide groove 102 for movement, so that the moving rod 3 cannot rotate when moving; the top piece 4 comprises a guide head 401, a fixing piece 402 and a top rod 403; the top piece 4 is of a tubular structure, and the top end of the top piece 4 is of a funnel-shaped structure; the bottom of the top piece 4 is provided with a guide head 401 with a ring structure, and the cross section of the guide head 401 is of an L-shaped structure; the top end of the top part 4 is provided with a fixing part 402, and the inner side of the top end of the fixing part 402 is of an inclined structure; the inside bottom of top 4 is equipped with the screw thread, and ejector pin 403 is installed through the screw thread to the bottom of top 4, and ejector pin 403 is cylindrical threaded rod, top 4 is used for establishing on the top of carriage release lever 3, make this device when using, the inside of top 4 can the embedding installation chalk, thereby convenient drive chalk carries out the writing on blackboard at the eminence, and the top of top 4 is funnel shaped structure, be for making the chalk when inserting, can lead, and guide head 401 is used for the embedding to install in the inside of overhead tank 303, make rotation that top 4 can be free, and can not break away from, make top 4 when rotatory, can upwards remove through the screw thread control ejector pin 403 of its inside bottom, make ejector pin 403 can upwards jack-up the chalk, make the chalk can free regulation length use.

The specific use mode and function of the embodiment are as follows:

in the utility model, when the device is needed to be used, the device can be moved to use by manpower, when the chalk is needed to be used for writing or marking at a high place, the chalk is inserted into the top end of the top part 4 by manpower, so that the top part 4 can be contacted with the fixing part 402, the chalk can be effectively fixed, the rotating part 2 at the bottom of the main body 1 can be directly rotated by manpower, the limiting part 302 can enter the moving groove 203, the limiting part 302 can pass through the moving groove 203, the limiting part 302 and the moving rod 3 are relieved from limiting, the spring at the top end of the rotating part 2 can support the moving rod 3 to move upwards and pop out, the moving rod 3 can drive the chalk to move for use, thereby the chalk is used, when the chalk is worn and used to be unusable, the top part 4 can be directly rotated by manpower, the ejector rod 403 is controlled by the internal thread of the ejector piece 4 to move upwards, so that the ejector rod 403 can eject the chalk embedded in the ejector piece 4, and the chalk can be used for a long time.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a classroom teaching is with religion rod that has scalable regulation structure which characterized in that: the method comprises the following steps: a main body (1), a rotating piece (2), a moving rod (3) and a top piece (4); the main body (1) is of a cylindrical structure, and a rubber anti-slip sleeve is arranged on the outer side of the bottom of the main body (1); the rotating piece (2) is arranged at the bottom of the main body (1), and an embedded piece (201) at the top end of the rotating piece (2) is embedded in the rotating groove (103); the bottom end of the moving rod (3) is embedded and installed in the inner groove (101), and the guide blocks (301) on two sides of the moving rod (3) are embedded and installed in the guide grooves (102); the outer side of the bottom of the moving rod (3) is in contact with the top end of the embedded part (201) through a spring, and a limiting part (302) at the bottom of the moving rod (3) is inserted into the guide part (202); the top piece (4) is installed at the top end of the moving rod (3), the guide head (401) at the bottom of the top piece (4) is embedded and installed in the top groove (303), and the bottom end of the ejector rod (403) at the bottom of the top piece (4) is inserted into the insertion hole at the top end of the moving rod (3).

2. The teaching stick with telescopic adjusting structure as claimed in claim 1, wherein: the main body (1) comprises an inner groove (101), a guide groove (102) and a rotating groove (103); an inner groove (101) with a circular structure is formed in the main body (1), and the inner groove (101) is of a cylindrical structure with a convex middle part; guide grooves (102) are formed in two sides of the interior of the main body (1), and the guide grooves (102) are of rectangular structures; the inner wall of the bottom of the main body (1) is provided with a rotating groove (103) with an annular structure, and the cross section of the rotating groove (103) is of a rectangular structure.

3. The teaching stick with telescopic adjusting structure as claimed in claim 1, wherein: the rotating part (2) comprises an embedded part (201), a guide part (202) and a moving groove (203); the rotating part (2) is of a cylindrical tubular structure, an embedded part (201) is arranged at the top end of the rotating part (2), and the cross section of the embedded part (201) is of an L-shaped structure; the top end of the rotating part (2) is provided with a guide part (202) with a tubular structure, and the interior of the guide part (202) is of a funnel-shaped structure; two sides of the interior of the guide piece (202) are provided with moving grooves (203), and two sides of the bottom of each moving groove (203) are of inclined structures.

4. The teaching stick with telescopic adjusting structure as claimed in claim 1, wherein: the moving rod (3) comprises a guide block (301), a limiting piece (302) and a top groove (303); the moving rod (3) is of a cylindrical structure with a convex middle part, guide blocks (301) are arranged on two sides of the bottom of the moving rod (3), and the section of each guide block (301) is of a rectangular structure; limiting parts (302) made of spring plate materials are arranged on two sides of the bottom of the moving rod (3), the bottom of each limiting part (302) is of a wedge-shaped convex structure, and springs are arranged on the inner sides of the limiting parts (302); the top end of the moving rod (3) is provided with a jack with a cylindrical structure, the top end of the moving rod (3) is provided with a top groove (303) with an annular structure, and the cross section of the top groove (303) is of an L-shaped structure.

5. The teaching stick with telescopic adjusting structure as claimed in claim 1, wherein: the top piece (4) comprises a guide head (401), a fixing piece (402) and a push rod (403); the top piece (4) is of a tubular structure, and the top end of the top piece (4) is of a funnel-shaped structure; a guide head (401) with a ring structure is arranged at the bottom of the top piece (4), and the cross section of the guide head (401) is of an L-shaped structure; a fixing piece (402) is arranged at the top end inside the top piece (4), and the inner side of the top end of the fixing piece (402) is of an inclined structure; the inside bottom of ejecting (4) is equipped with the screw thread, and ejector pin (403) are installed through the screw thread to the bottom of ejecting (4) to ejector pin (403) are cylindrical threaded rod.