CN211862309U - Wall map hanging device for junior middle school Chinese teaching - Google Patents
Wall map hanging device for junior middle school Chinese teaching Download PDFInfo
- Publication number
- CN211862309U CN211862309U CN202020190156.1U CN202020190156U CN211862309U CN 211862309 U CN211862309 U CN 211862309U CN 202020190156 U CN202020190156 U CN 202020190156U CN 211862309 U CN211862309 U CN 211862309U
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- CN
- China
- Prior art keywords
- middle school
- chinese teaching
- junior middle
- wall map
- rod
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- Expired - Fee Related
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Abstract
The utility model discloses a wall map linkage is used in junior middle school's chinese teaching relates to teaching aid technical field, including two mounts bases, every a supporting shoe is installed respectively to the both ends of mount base, and wherein fixed mounting has a control box on the supporting shoe of below, each rotate respectively on the supporting shoe and be connected with a round bar, each the relative one end of round bar is fixed mounting respectively has a gear, wherein the top two fixedly connected with is well core rod between the gear, wherein homonymy two all the meshing has the chain between the gear. This hanging chart linkage is used in junior middle school's chinese teaching through the cooperation between movable rod, telescopic link, holding plate, can fix the hanging chart, is convenient for to the student show, through servo motor, round bar, gear, well core rod, chain, cooperation between the movable rod, can hang or fix the hanging chart in lower position making things convenient for the teacher to can rise the hanging chart and demonstrate to the blackboard top, convenient operation does not influence the use of blackboard.
Description
Technical Field
The utility model relates to a teaching aid technical field specifically is a wall map linkage is used in junior middle school's chinese teaching.
Background
The wall map hanging device is a teaching aid specially used for hanging and fixing wall maps, is widely applied to Chinese teaching, can help students to better understand knowledge points through the wall maps, and also enables teachers to teach knowledge more vividly.
At present, a common wall map hanging device is generally used for hanging wall maps on a hook of the common wall map hanging device, so that the wall map is unstable and easy to shake, and the traditional wall map hanging device is generally arranged on one side of a blackboard, but only part of students can see the wall map clearly, students on the other side can hardly see the wall map clearly, so that the defect exists, if the wall map is hung in the middle of the blackboard, the normal use of the blackboard is influenced, the best method is to fix the wall map above the blackboard, but due to the high height, teachers can hardly hang the wall map on the wall map.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wall map linkage is used in junior middle school's chinese teaching to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a wall map hanging device for junior middle school Chinese teaching comprises two installation seats, wherein the two installation seats are fixedly arranged on a wall body above a blackboard, two ends of each installation seat are respectively provided with a supporting block, wherein a control box is fixedly arranged on one supporting block below, each supporting block is respectively and rotatably connected with a round rod, one end of each round rod, which is opposite to the round rod, is respectively and fixedly provided with a gear, wherein a center rod is fixedly connected between the two gears at the upper part, chains are engaged between the two gears at the same side, wherein the top of one of the mounting seats is fixedly provided with a servo motor through a connecting block, a rotating shaft of the servo motor is fixedly connected with a corresponding round rod, a movable rod is horizontally connected between the two chains, one side fixedly connected with of movable rod a plurality of array distribution's telescopic link, telescopic link bottom fixedly connected with layer board.
Furthermore, the control box is electrically connected with the servo motor, and the control box can control the servo motor to rotate forwards or backwards.
Furthermore, a first groove is formed in the lower surface of the movable rod and used for clamping the upper edge of the hanging chart for junior middle school Chinese teaching.
Furthermore, a second groove is formed in the upper surface of the supporting plate and used for clamping the lower edge of the hanging chart for junior and middle school Chinese teaching.
Compared with the prior art, the beneficial effects of the utility model are that: this hanging map linkage is used in junior middle school's chinese teaching, through the movable rod, the telescopic link, the cooperation between the layer board, can fix junior middle school's chinese teaching hanging map, be convenient for to the student show, through servo motor, the round bar, the gear, well core rod, the chain, the cooperation between the movable rod, can hang or fix the hanging map in lower position making things convenient for the teacher to can rise the hanging map and demonstrate to the blackboard top, convenient operation does not influence the use of blackboard.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a right side view of the structure of the present invention.
In the figure: 1. a mounting seat; 2. a support block; 3. a round bar; 4. a gear; 5. a chain; 6. a center pole; 7. connecting blocks; 8. a servo motor; 9. a movable rod; 901. a first groove; 10. a telescopic rod; 11. a support plate; 1101. a second groove; 12. and a control box.
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. 1-3, the present invention provides a technical solution: a wall map hanging device for junior and middle school Chinese teaching comprises two installation seats 1, wherein the two installation seats 1 are fixedly arranged on a wall body above a blackboard, two ends of each installation seat 1 are respectively provided with a supporting block 2, a control box 12 is fixedly arranged on one supporting block 2 below, each supporting block 2 is respectively and rotatably connected with a round rod 3, one end, opposite to each round rod 3, is respectively and fixedly provided with a gear 4, a central rod 6 is fixedly connected between the two gears 4 above, the central rod 6 is arranged to enable a servo motor 8 to drive the two gears 4 above to synchronously rotate, chains 5 are respectively meshed between the two gears 4 on the same side, the chains 5 can move along with the gears 4, a servo motor 8 is fixedly arranged at the top of one installation seat 1 through a connecting block 7, the servo motor 8 is arranged to provide a power source for the rotation of the two gears 4 above, and the servo motor 8 is electrically connected with the control box 12, the control box 12 can control the servo motor 8 to rotate forward or backward, the servo motor 8 rotates forward and drives the movable rod 9 to ascend through the round rod 3, the gear 4 and the chain 5, the servo motor 8 rotates backward and drives the movable rod 9 to descend, and a rotating shaft of the servo motor 8 is fixedly connected with the corresponding round rod 3.
Horizontally connected with a movable rod 9 between two chains 5, movable rod 9 can follow 5 movements of chain and up-and-down motion, a first recess 901 has been seted up to movable rod 9 lower surface, it is used for blocking the top edge of wall map for junior middle school's chinese teaching to set up first recess 901, telescopic link 10 of four array distribution of one side fixedly connected with of movable rod 9, a telescopic link 10 bottom fixedly connected with layer board 11, it can hold the wall map to set up layer board 11, a second recess 1101 has been seted up to the upper surface of layer board 11, it is used for blocking the lower limb of junior middle school's chinese teaching wall map to set up second recess 1101, set up telescopic link 10 and can adjust the distance between layer board 11 and the movable rod 9 according to the size of different junior middle school chinese teaching wall maps, make the wall map card between first recess 901 and second recess 1101, thereby fix the wall map.
The working principle is as follows: when the hanging chart fixing device is used, the hanging chart fixing device is firstly installed on a wall body above a teaching blackboard through the installation seat 1, then the telescopic rod 10 is stretched, a hanging chart for Chinese teaching is placed in the second groove 1101 of the supporting plate 11, then the telescopic rod 10 is upwards compressed, the upper edge of the hanging chart for Chinese teaching enters the first groove 901 of the movable rod 9, so that the hanging chart is fixed, then the servo motor 8 is started through the control box 12, the servo motor 8 drives the upper two gears 4 to rotate through the corresponding round rod 3 and the central rod 6, so that the two chains 5 move, the two chains 5 drive the movable rod 9, the telescopic rod 10, the supporting plate 11 and the hanging chart to upwards move to the upper part of the blackboard, the servo motor 8 is closed through the control box 12, when teaching display is finished, the servo motor 8 is started to reversely rotate through the control box 12 again, so that the hanging chart is lowered, the hanging chart is taken down, and when the hanging chart is not used, the movable rod 9, the telescopic rod 10 and the supporting plate 11 are lifted to the upper part of the blackboard.
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 (4)
1. The utility model provides a wall map linkage is used in junior middle school's chinese teaching, includes two mount pads (1), its characterized in that:
the two installation seats (1) are fixedly installed on a wall body above the blackboard, and two ends of each installation seat (1) are respectively provided with a supporting block (2);
wherein a control box (12) is fixedly arranged on the lower supporting block (2), and a round rod (3) is respectively and rotatably connected to each supporting block (2);
one end of each round rod (3) opposite to each other is fixedly provided with a gear (4), a central rod (6) is fixedly connected between the two gears (4) above the round rods, and chains (5) are meshed between the two gears (4) on the same side;
the top of one of the mounting seats (1) is fixedly provided with a servo motor (8) through a connecting block (7), and a rotating shaft of the servo motor (8) is fixedly connected with a corresponding round rod (3);
two horizontally connect has a movable rod (9) between chain (5), one side fixedly connected with a plurality of array distribution's of movable rod (9) telescopic link (10), a telescopic link (10) bottom fixedly connected with layer board (11).
2. The wall map hanging device for junior middle school Chinese teaching according to claim 1, wherein: the control box (12) is electrically connected with the servo motor (8).
3. The wall map hanging device for junior middle school Chinese teaching according to claim 1, wherein: the lower surface of the movable rod (9) is provided with a first groove (901).
4. The wall map hanging device for junior middle school Chinese teaching according to claim 1, wherein: the upper surface of the supporting plate (11) is provided with a second groove (1101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020190156.1U CN211862309U (en) | 2020-02-19 | 2020-02-19 | Wall map hanging device for junior middle school Chinese teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020190156.1U CN211862309U (en) | 2020-02-19 | 2020-02-19 | Wall map hanging device for junior middle school Chinese teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211862309U true CN211862309U (en) | 2020-11-06 |
Family
ID=73251891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020190156.1U Expired - Fee Related CN211862309U (en) | 2020-02-19 | 2020-02-19 | Wall map hanging device for junior middle school Chinese teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211862309U (en) |
-
2020
- 2020-02-19 CN CN202020190156.1U patent/CN211862309U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201106 Termination date: 20220219 |