CN114020106A - Multimedia teaching equipment for small and medium-sized enterprise entrepreneurship guidance - Google Patents
Multimedia teaching equipment for small and medium-sized enterprise entrepreneurship guidance Download PDFInfo
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- CN114020106A CN114020106A CN202111315236.0A CN202111315236A CN114020106A CN 114020106 A CN114020106 A CN 114020106A CN 202111315236 A CN202111315236 A CN 202111315236A CN 114020106 A CN114020106 A CN 114020106A
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- 238000001125 extrusion Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 8
- 244000309464 bull Species 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
- G06F1/1603—Arrangements to protect the display from incident light, e.g. hoods
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- General Engineering & Computer Science (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Entrepreneurship & Innovation (AREA)
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Abstract
The invention discloses multimedia teaching equipment for entrepreneurship guidance of medium and small enterprises, which comprises a body and two connecting plates, wherein the left side and the right side of the body are fixedly connected with the connecting plates, and the top and the bottom of the front side of each connecting plate are fixedly connected with fixing plates. The invention discloses a novel multifunctional screen protection device, which is characterized in that a connecting plate, a fixing plate, a rotating plate, a protection plate, a rotating rod, a rotating hole, a movable groove, an adjusting drawing board, a containing groove and a fixing device are arranged for matching use, the adjusting drawing board and the protection plate are in contact with the front side of a body to protect the screen of the body, and the problems that the screen is not protected after the existing multimedia teaching equipment is used, a large amount of dust can be stained on the screen after the existing multimedia teaching equipment is not used for a long time, the screen needs to be cleaned after the existing multimedia teaching equipment is used, the screen is easy to damage once people collide with the screen around the screen, and when no sun-shading curtain exists in a room, the multimedia teaching equipment is not provided with a light reflection prevention device, so that a college under a desk looks very strenuous.
Description
Technical Field
The invention belongs to the technical field of small and medium-sized enterprise entrepreneurship guidance, and particularly relates to multimedia teaching equipment for the entrepreneurship guidance of small and medium-sized enterprises.
Background
The multimedia teaching is computer equipment, and when a small and medium-sized enterprise is in the work of a startup instructor, the small and medium-sized enterprises not only have the sound and the image, but also can quickly browse network resources, and learners can quickly obtain latest knowledge information.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides multimedia teaching equipment for small and medium-sized enterprise entrepreneurship guidance, which has the advantage of a protective screen and solves the problems that the conventional multimedia teaching equipment does not have a device for protecting the screen after being used, a large amount of dust can be stained on the screen after the screen is not used for a long time, the screen needs to be wiped after being used, the screen is easily damaged once people collide with the screen, and when a sun-shading curtain does not exist in a room, the multimedia teaching equipment is not provided with a light reflection prevention device, so that a college under a desk looks strenuous.
The invention is realized in such a way that the multimedia teaching equipment for small and medium-sized enterprise entrepreneurship guidance comprises a body and two connecting plates, wherein the left side and the right side of the body are fixedly connected with the connecting plates, the top and the bottom of the front side of the connecting plates are both fixedly connected with fixed plates, one opposite sides of the two fixed plates are movably connected with rotating plates, the rear sides of the rotating plates are fixedly connected with protective plates, the top and the bottom of each rotating plate are both fixedly connected with rotating rods, one opposite sides of the two rotating plates are both provided with rotating holes matched with the rotating rods for use, one sides of the rotating rods, which are close to the inner walls of the rotating holes, are in contact with the inner walls of the rotating holes, the rear sides of the protective plates are provided with movable grooves, the inner cavities of the movable grooves are movably connected with adjusting drawing boards, the inner cavities of the rotating plates are provided with accommodating grooves, the top and the bottom of the accommodating grooves are both provided with fixing devices, and the inner cavities of the accommodating grooves are movably connected with pull rods, the holding tank has been seted up at the top of adjusting the drawing board, the constant head tank has been seted up at the top of adjusting the drawing board.
Preferably, the left side and the right side of the rotating rod are both fixedly connected with limiting blocks, and one side of each limiting block, which is close to the fixing plate, is in contact with the fixing plate.
Preferably, the top and the bottom of the adjusting drawing board are both fixedly connected with a moving plate, the top and the bottom of the movable groove are both provided with a moving groove matched with the moving plate, and one side of the moving plate close to the inner wall of the moving groove is in contact with the inner wall of the moving groove.
Preferably, the inner cavity of the accommodating groove is movably connected with a pulling plate, the bottom of the pulling plate is fixedly connected with a positioning plate matched with the positioning groove, and the bottom of the positioning plate penetrates through the accommodating groove and extends to the inner cavity of the positioning groove.
Preferably, the fixing device comprises movable plates, tension springs are fixedly connected to opposite sides of the two movable plates, one side of each tension spring, which is close to the inner wall of the accommodating groove, is fixedly connected with the inner wall of the accommodating groove, clamping rods are fixedly connected to opposite sides of the two movable plates, and connecting rods are fixedly connected to opposite sides of the two movable plates.
Preferably, the fixing plate is provided with a plurality of clamping grooves at one side close to the rotating plate, the clamping grooves are matched with the clamping rods, one side of each clamping rod close to the corresponding clamping groove penetrates through the accommodating groove and extends to the inner cavity of the corresponding clamping groove, and the clamping grooves are uniformly formed at one side of the fixing plate close to the rotating plate.
Preferably, the side of the movable plate away from the clamping rod is fixedly connected with a sliding block, one side of the accommodating groove close to the sliding block is provided with a sliding groove matched with the sliding block, and one side of the sliding block close to the inner wall of the sliding groove is in contact with the inner wall of the sliding groove.
Preferably, the front side of the connecting rod is movably connected with an extrusion rod through a rotating shaft, the rear side of the extrusion rod is movably connected with a push plate through a rotating shaft, and the rear side of the pull rod penetrates through the rotating plate and is fixedly connected with the push plate.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention discloses a novel multifunctional screen protection device, which is characterized in that a connecting plate, a fixing plate, a rotating plate, a protection plate, a rotating rod, a rotating hole, a movable groove, an adjusting drawing board, a containing groove and a fixing device are arranged for matching use, the adjusting drawing board and the protection plate are in contact with the front side of a body to protect the screen of the body, and the problems that the screen is not protected after the existing multimedia teaching equipment is used, a large amount of dust can be stained on the screen after the existing multimedia teaching equipment is not used for a long time, the screen needs to be cleaned after the existing multimedia teaching equipment is used, the screen is easy to damage once people collide with the screen around the screen, and when no sun-shading curtain exists in a room, the multimedia teaching equipment is not provided with a light reflection prevention device, so that a college under a desk looks very strenuous.
2. According to the invention, the limiting block is arranged, when the rotating plate rotates to drive the rotating rod to rotate in the rotating hole, the limiting block can limit the position of the rotating rod, and the effect that the rotating plate cannot shake up and down during rotation is achieved.
3. According to the invention, the movable plate and the movable groove are arranged, the drawing board is adjusted to move to drive the movable plate to move in the movable groove, the position of the drawing board can be limited, and the drawing board can not fall off.
4. According to the invention, the drawing board is adjusted to move to a proper position by arranging the pulling plate and the positioning plate, and the positioning plate penetrates through the accommodating groove to the positioning groove, so that the adjusting drawing board can be fixed in position and cannot move in disorder.
5. According to the invention, the fixing device is arranged, the clamping rod penetrates through the accommodating groove to the clamping groove, the rotary plate can be fixed in position, and the clamping rod can not be separated from the movable plate through the tension of the tension spring on the movable plate.
6. According to the invention, the clamping grooves are arranged, and the clamping rods penetrate through the accommodating grooves to the clamping grooves at different positions, so that different positions of the protection plate can be fixed, and the effect of shading the screen by turning the protection plate is achieved.
7. According to the invention, the sliding block and the sliding groove are arranged, the movable plate moves to drive the sliding block to move in the sliding groove, the moving position of the movable plate can be limited, the movable plate does not rub the inner wall of the accommodating groove when moving, and the movable plate does not block when moving.
8. According to the invention, by arranging the extrusion rod and the push plate, when a user needs to move the two movable plates at the same time, the pull rod is pulled to drive the push plate to extrude the extrusion rod, so that the two connecting rods can be pulled to move at the same time, and the user can conveniently move the position of the clamping rod.
Drawings
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;
FIG. 2 is a perspective view of an adjustable drawing board provided by an embodiment of the present invention;
FIG. 3 is a perspective view of a fixing plate according to an embodiment of the present invention;
FIG. 4 is a front cross-sectional view of a rotating plate provided in accordance with an embodiment of the present invention;
FIG. 5 is a top cross-sectional view of a fixation plate provided in accordance with an embodiment of the present invention;
FIG. 6 is a schematic diagram of a protective board and an adjustable drawing board according to an embodiment of the present invention;
fig. 7 is an enlarged view of a portion of fig. 6 a according to an embodiment of the present invention.
In the figure: 1. a body; 2. a connecting plate; 3. a fixing plate; 4. rotating the plate; 5. a protection plate; 6. a rotating rod; 7. hole turning; 8. a movable groove; 9. adjusting the drawing board; 10. a receiving groove; 11. a fixing device; 12. a pull rod; 13. accommodating grooves; 14. positioning a groove; 15. a limiting block; 16. moving the plate; 17. a moving groove; 18. pulling the plate; 19. positioning a plate; 1101. a movable plate; 1102. a tension spring; 1103. a clamping rod; 1104. a connecting rod; 20. a card slot; 21. a slider; 22. a chute; 23. an extrusion stem; 24. a push plate.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 6, the multimedia teaching device for small and medium-sized enterprise entrepreneurship guidance provided by the embodiment of the invention comprises a body 1 and two connecting plates 2, wherein the left side and the right side of the body 1 are fixedly connected with the connecting plates 2, the top and the bottom of the front side of the connecting plates 2 are both fixedly connected with fixed plates 3, one opposite sides of the two fixed plates 3 are movably connected with rotating plates 4, the rear side of each rotating plate 4 is fixedly connected with a protection plate 5, the top and the bottom of each rotating plate 4 are both fixedly connected with rotating rods 6, one opposite sides of the two rotating plates 4 are both provided with rotating holes 7 matched with the rotating rods 6, one side of each rotating rod 6 close to the inner wall of each rotating hole 7 is in contact with the inner wall of the corresponding rotating hole 7, the rear side of each protection plate 5 is provided with a movable groove 8, the inner cavity of each movable groove 8 is movably connected with an adjusting drawing board 9, the inner cavity of each rotating plate 4 is provided with an accommodating groove 10, and the top and the bottom of each accommodating groove 10 are both provided with a fixing device 11, the inner cavity of accommodating groove 10 is movably connected with pull rod 12, and accommodating groove 13 and locating groove 14 are respectively formed in the top of adjusting drawing board 9 and the top of adjusting drawing board 9.
Referring to fig. 3, the left side and the right side of the rotating rod 6 are both fixedly connected with a limiting block 15, and one side of the limiting block 15 close to the fixing plate 3 is in contact with the fixing plate 3.
Adopt above-mentioned scheme: through setting up stopper 15, change 4 rotatory drive bull stick 6 of board when changeing 7 internal rotations, stopper 15 can carry on spacingly to bull stick 6 positions, has played and has changeed the effect that board 4 can not take place to rock from top to bottom when rotatory.
Referring to fig. 6, the top and the bottom of the adjusting palette 9 are both fixedly connected with a moving plate 16, the top and the bottom of the movable groove 8 are both provided with a moving groove 17 used in cooperation with the moving plate 16, and one side of the moving plate 16 close to the inner wall of the moving groove 17 contacts with the inner wall of the moving groove 17.
Adopt above-mentioned scheme: through setting up movable plate 16 and shifting chute 17, adjust drawing board 9 and remove drive movable plate 16 and remove in shifting chute 17, can carry out position limiting to adjusting drawing board 9, played the effect that adjusting drawing board 9 can not take place to drop.
Referring to fig. 7, the inner cavity of the accommodating groove 13 is movably connected with a pulling plate 18, a positioning plate 19 used in cooperation with the positioning groove 14 is fixedly connected to the bottom of the pulling plate 18, and the bottom of the positioning plate 19 penetrates through the accommodating groove 13 and extends to the inner cavity of the positioning groove 14.
Adopt above-mentioned scheme: through setting up and dragging board 18 and locating plate 19, adjust drawing board 9 and remove to suitable position, run through holding tank 13 to constant head tank 14 through locating plate 19, can carry out the rigidity to adjusting drawing board 9, make it can not take place to remove in disorder.
Referring to fig. 4, the fixing device 11 includes movable plates 1101, tension springs 1102 are fixedly connected to opposite sides of the two movable plates 1101, one side of the tension spring 1102 close to the inner wall of the accommodating groove 10 is fixedly connected to the inner wall of the accommodating groove 10, catch levers 1103 are fixedly connected to opposite sides of the two movable plates 1101, and connecting levers 1104 are fixedly connected to opposite sides of the two movable plates 1101.
Adopt above-mentioned scheme: through setting up fixing device 11, kelly 1103 runs through and accomodates in groove 10 to draw-in groove 20, can carry out the rigidity to commentaries on classics board 4, through the pulling force of extension spring 1102 to fly leaf 1101, has played the effect that kelly 1103 can not take place to break away from.
Referring to fig. 4 and 5, a clamping groove 20 matched with the clamping rod 1103 is formed on one side of the fixing plate 3 close to the rotating plate 4, one side of the clamping rod 1103 close to the clamping groove 20 penetrates through the inner cavity of the accommodating groove 10 and extends to the clamping groove 20, and the clamping grooves 20 are multiple in number and are uniformly formed on one side of the fixing plate 3 close to the rotating plate 4.
Adopt above-mentioned scheme: through setting up draw-in groove 20, kelly 1103 runs through and accomodates groove 10 to different positions draw-in groove 20 in, can fix the different positions of guard plate 5, has played the effect that guard plate 5 overturns and carries out the sunshade to the screen.
Referring to fig. 4, a sliding block 21 is fixedly connected to a side of the movable plate 1101 away from the locking rod 1103, a sliding groove 22 used in cooperation with the sliding block 21 is formed in a side of the receiving groove 10 close to the sliding block 21, and a side of the sliding block 21 close to an inner wall of the sliding groove 22 contacts with an inner wall of the sliding groove 22.
Adopt above-mentioned scheme: through setting up slider 21 and spout 22, the movable plate 1101 removes and drives slider 21 and remove in spout 22, can carry out spacingly to movable plate 1101 moving position, and movable plate 1101 can not take place to rub with the inner wall of accommodating groove 10 when removing, can not take place to block when removing.
Referring to fig. 4, the front side of the connecting rod 1104 is movably connected with the extrusion rod 23 through a rotating shaft, the rear side of the extrusion rod 23 is movably connected with the push plate 24 through a rotating shaft, and the rear side of the pull rod 12 penetrates through the rotating plate 4 and is fixedly connected with the push plate 24.
Adopt above-mentioned scheme: through setting up extrusion pole 23 and push pedal 24, when the user needs to remove two fly leaf 1101 simultaneously, drive push pedal 24 through pulling pull rod 12 and extrude extrusion pole 23, can pull two connecting rods 1104 simultaneously and remove, the convenient to use person removes kelly 1103 position.
The working principle of the invention is as follows:
when the protective board is used, the protective board 5 and the drawing board 9 are adjusted to be in contact with the front side of the body 1 to protect the screen of the body 1, when a user needs to block light on two sides of the screen, the drawing rod 12 is pulled to move in the accommodating groove 10, the drawing rod 12 moves to drive the pushing plate 24 to move in the accommodating groove 10, the pushing plate 24 moves to drive the two extrusion rods 23 to extrude the connecting rod 1104 to move, the two connecting rods 1104 move to pull the movable board 1101 to move, the movable board 1101 moves to pull the tension spring 1102 and drive the clamping rod 1103 to separate from the clamping groove 20 and move to a proper position, then the rotary board 4 is turned over to rotate, the rotary board 4 rotates to drive the rotary rod 6 to move in the rotary hole 7, after the rotary board 4 drives the protective board 5 to rotate to a proper position, the drawing rod 12 is loosened, the tension spring 1102 generates elastic deformation to drive the movable board 1101 to return to the original position, the movable board 1101 moves to drive the clamping rod 1103 to penetrate through the accommodating groove 10 to the clamping groove 20, and the protective board 5 can be fixed in position, when a user needs to use the oil pen for recording, the user can write on the rear side of the adjusting drawing board 9, the creation performance of the multimedia teaching equipment for entrepreneurship guidance of small and medium-sized enterprises is improved, and the use by the user is facilitated.
In summary, the following steps: this a multimedia teaching equipment for small and medium-sized enterprise's entrepreneurship guidance, through setting up connecting plate 2, fixed plate 3, change board 4, guard plate 5, bull stick 6, change hole 7, the movable groove 8, adjust drawing board 9, accomodate groove 10 and fixing device 11's cooperation and use, it can protect body 1 screen to adjust drawing board 9 and guard plate 5 and the contact of body 1 front side, solved current multimedia teaching equipment and after using, do not carry out the device of protection to the screen, can be infected with a large amount of dust on not using the screen for a long time, later use still to clean, and in case someone collides the screen on every side, lead to the screen to damage easily, when there is not the sunshade (window) curtain in the room, multimedia teaching equipment does not set up anti-reflection device, the institute of the platform sees the problem just of more efforts like this.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a multimedia teaching equipment for small and medium-sized enterprise's entrepreneurship guidance, includes body (1) and two connecting plates (2), its characterized in that: the left side and the right side of the body (1) are fixedly connected with a connecting plate (2), the top and the bottom of the front side of the connecting plate (2) are fixedly connected with a fixed plate (3), one side opposite to the two fixed plates (3) is movably connected with a rotating plate (4), the rear side of the rotating plate (4) is fixedly connected with a protection plate (5), the top and the bottom of the rotating plate (4) are fixedly connected with rotating rods (6), one side opposite to the two rotating plates (4) is provided with rotating holes (7) matched with the rotating rods (6), one side of each rotating rod (6) close to the inner wall of each rotating hole (7) is in contact with the inner wall of each rotating hole (7), a movable groove (8) is arranged at the rear side of the protection plate (5), the inner cavity of each movable groove (8) is movably connected with an adjusting drawing board (9), an inner cavity of each rotating plate (4) is provided with an accommodating groove (10), and the top and the bottom of each accommodating groove (10) are provided with a fixing device (11), the inner chamber swing joint who accomodates groove (10) has pull rod (12), holding tank (13) have been seted up at the top of adjusting drawing board (9), constant head tank (14) have been seted up at the top of adjusting drawing board (9).
2. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 1, wherein: the equal fixedly connected with stopper (15) in left side and the right side of bull stick (6), stopper (15) are close to one side and the fixed plate (3) contact of fixed plate (3).
3. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 1, wherein: the top and the bottom of adjusting drawing board (9) are all fixedly connected with movable plate (16), moving groove (17) that use with movable plate (16) cooperation are all seted up to the top and the bottom of activity groove (8), one side that moving plate (16) are close to moving groove (17) inner wall contacts with the inner wall of moving groove (17).
4. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 1, wherein: the inner chamber swing joint of holding tank (13) has and pulls board (18), the bottom fixedly connected with that pulls board (18) uses with constant head tank (14) cooperation locating plate (19), the inner chamber of holding tank (13) and extending to constant head tank (14) is run through to the bottom of locating plate (19).
5. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 1, wherein: fixing device (11) are including fly leaf (1101), the equal fixedly connected with extension spring (1102) in the opposite one side of two fly leaves (1101), extension spring (1102) are close to the one side of accomodating groove (10) inner wall and the inner wall fixed connection who accomodates groove (10), the equal fixedly connected with kelly (1103) in the opposite one side of two fly leaves (1101), the equal fixedly connected with connecting rod (1104) in the opposite one side of two fly leaves (1101).
6. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 5, wherein: draw-in groove (20) that use with kelly (1103) cooperation are seted up to one side that fixed plate (3) are close to commentaries on classics board (4), one side that kelly (1103) are close to draw-in groove (20) runs through the inner chamber of accomodating groove (10) and extending to draw-in groove (20), and the quantity of draw-in groove (20) is a plurality of to evenly set up in one side that fixed plate (3) are close to commentaries on classics board (4).
7. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 5, wherein: one side fixedly connected with slider (21) that card pole (1103) were kept away from to fly leaf (1101), one side that accomodates groove (10) and be close to slider (21) is seted up with slider (21) cooperation spout (22) that use, one side that slider (21) is close to spout (22) inner wall contacts with the inner wall of spout (22).
8. The multimedia teaching apparatus for small and medium-sized enterprise startup tutoring of claim 5, wherein: the front side of connecting rod (1104) has extrusion stem (23) through pivot swing joint, the rear side of extrusion stem (23) has push pedal (24) through pivot swing joint, the rear side of pull rod (12) run through commentaries on classics board (4) and with push pedal (24) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111315236.0A CN114020106B (en) | 2021-11-08 | 2021-11-08 | Multimedia teaching equipment for middle and small enterprises to create business coaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111315236.0A CN114020106B (en) | 2021-11-08 | 2021-11-08 | Multimedia teaching equipment for middle and small enterprises to create business coaching |
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| Publication Number | Publication Date |
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| CN114020106A true CN114020106A (en) | 2022-02-08 |
| CN114020106B CN114020106B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111315236.0A Active CN114020106B (en) | 2021-11-08 | 2021-11-08 | Multimedia teaching equipment for middle and small enterprises to create business coaching |
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| CN114020106B (en) | 2023-11-14 |
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