CN212624487U - Education and teaching auxiliary assembly - Google Patents
Education and teaching auxiliary assembly Download PDFInfo
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- CN212624487U CN212624487U CN202021183649.9U CN202021183649U CN212624487U CN 212624487 U CN212624487 U CN 212624487U CN 202021183649 U CN202021183649 U CN 202021183649U CN 212624487 U CN212624487 U CN 212624487U
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- fixedly connected
- blackboard
- moving
- limit switch
- wall
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Abstract
The utility model discloses an education and teaching auxiliary assembly, including the base, the equal fixedly connected with support column of upper surface of base, first shifting chute has all been seted up on the surface that two support columns are relative, and the second shifting chute has all been seted up at the back of two support columns, and the positive fixed mounting of one of them support column has control switch, the equal fixedly connected with installation piece of one side inner wall of two support columns. This education and teaching auxiliary assembly, the inner wall that sets up two spouts is provided with the mobile device, the mobile device all includes the movable block, the surface of two movable blocks cup joints with the inner wall slip of two spouts, reached and made the blackboard adjust the height from top to bottom and adjusted blackboard inclination's effect, it needs long-time bowing to hang down to have solved the mr when writing blackboard lower half, increase mr's labour and reduced the efficiency of giving lessons, and because the angle of blackboard can not be adjusted, lead to the problem that the mr can't give lessons in many people ladder classroom.
Description
Technical Field
The utility model relates to an education and teaching auxiliary assembly especially relates to teaching equipment technical field.
Background
Education, teaching and cultivation, which is based on the prior experience and knowledge to develop people and explain various phenomena, problems or behaviors, is based on the cognition of people with a relatively mature or rational thinking, so that things can approach the most basic existence of things, and people can slowly feel a state of understanding a thing by sense touch and form a relatively perfect or rational self-consciousness.
However, the existing teaching equipment has some defects, because the blackboard is fixed and cannot move up and down, a teacher needs to bend down for a long time to lower the head when writing the lower half part of the blackboard, the labor force of the teacher is increased, the teaching efficiency is reduced, and because the inclined angle of the blackboard can not be adjusted, the teacher cannot give lessons in multi-person step classrooms, and great troubles are caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide an education and teaching auxiliary assembly.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to an education and teaching auxiliary device, which comprises a base, wherein the upper surface of the base is fixedly connected with support columns, the surfaces of two support columns opposite to each other are provided with first moving grooves, the back surfaces of two support columns are provided with second moving grooves, the front surface of one support column is fixedly provided with a control switch, the inner wall of one side of the two support columns is fixedly connected with an installation block, and the surface of one side of the two installation blocks is provided with a chute;
and the outer surfaces of the two moving blocks are in sliding sleeve connection with the inner walls of the two sliding grooves.
Preferably, the surface of one side of each of the two moving blocks is provided with a first mounting hole, the inner walls of the two first mounting holes are fixedly sleeved with moving rods through bearings, and the surface of one end of each of the two moving rods penetrates through the first moving groove and extends to the outer surface of the supporting column;
through the technical scheme, the movable rod is installed through the bearing to conveniently rotate the angle adjusting device at the back.
Preferably, one end surfaces of the two moving rods are fixedly connected with blackboards, a first limit switch is fixedly installed on the inner top wall of one sliding groove, a second limit switch is fixedly installed on the inner bottom wall of one sliding groove, and the models of the first limit switch and the second limit switch are LX 5-028;
through above-mentioned technical scheme, first limit switch plays the effect of removing spacingly with second limit switch.
Preferably, the back of the blackboard is fixedly connected with a support, one side surface of each of the two moving blocks is provided with a gear rack, one side surface of each of the two moving blocks is fixedly connected with a fixed block, and one side surface of each of the two fixed blocks is fixedly connected with a connecting rod;
through the technical scheme, the fixed block drives the connecting rod to ascend through the ascending of the moving block.
Preferably, one end surfaces of the two connecting rods penetrate through the second moving groove and extend to the back of the supporting column, and one end surfaces of the two connecting rods are fixedly connected with adjusting rods;
through above-mentioned technical scheme, the connecting rod plays fixed regulation pole and drives the regulation pole and carry out the effect that rises and descend.
Preferably, the back surface of the adjusting rod is provided with a second mounting hole, an electric telescopic rod is fixedly sleeved on the inner wall of the second mounting hole, one end of a piston rod of the electric telescopic rod is hinged to the back surface of the support, motors are fixedly mounted on the rear inner walls of the two supporting columns, the model of each motor is XD50GB775, and the model of each electric telescopic rod is step-by-step 50;
through above-mentioned technical scheme, electric telescopic handle uses with adjusting the pole cooperation, plays angle regulation's effect.
Preferably, the output shafts of the two motors are fixedly provided with transmission shafts through couplers, the outer surfaces of one ends of the two transmission shafts are fixedly sleeved with gear discs, the outer surfaces of the gear discs are meshed with the outer surfaces of the gear bars, and the control switch, the first limit switch, the second limit switch, the electric telescopic rod and the motors are electrically connected with a main power supply;
through above-mentioned technical scheme, the pinion disc plays the effect that drives the rack and rises or descend.
The utility model discloses the beneficial effect who reaches is:
this education and teaching auxiliary assembly, the inner wall that sets up two spouts is provided with the mobile device, the mobile device all includes the movable block, the surface of two movable blocks cup joints with the inner wall slip of two spouts, reached and made the blackboard adjust the height from top to bottom and adjusted blackboard inclination's effect, it needs long-time bowing to hang down to have solved the mr when writing blackboard lower half, increase mr's labour and reduced the efficiency of giving lessons, and because the angle of blackboard can not be adjusted, lead to the problem that the mr can't give lessons in many people ladder classroom.
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 structural diagram of the present invention;
FIG. 2 is a front view of the back of the present invention;
FIG. 3 is a cross-sectional view of the support post structure of the present invention;
fig. 4 is a cross sectional view of the right structure of the support post of the present invention.
As shown in the figure: 1. a base; 2. a support pillar; 3. a first moving slot; 4. a second moving slot; 5. a control switch; 6. mounting blocks; 7. a chute; 8. a moving block; 81. a first mounting hole; 82. a travel bar; 83. a blackboard; 84. a first limit switch; 85. a second limit switch; 86. a support; 87. a gear rack; 88. a fixed block; 89. a connecting rod; 810. adjusting a rod; 811. a second mounting hole; 812. an electric telescopic rod; 813. a motor; 814. a drive shaft; 815. a gear disc.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-4, an education and teaching auxiliary device comprises a base 1, wherein support columns 2 are fixedly connected to the upper surface of the base 1, first moving grooves 3 are formed in the opposite surfaces of the two support columns 2, second moving grooves 4 are formed in the back surfaces of the two support columns 2, a control switch 5 is fixedly installed on the front surface of one support column 2, installation blocks 6 are fixedly connected to the inner walls of one side of the two support columns 2, and sliding grooves 7 are formed in the surface of one side of each installation block 6;
the inner walls of the two sliding grooves 7 are provided with moving devices, each moving device comprises a moving block 8, and the outer surfaces of the two moving blocks 8 are in sliding sleeve connection with the inner walls of the two sliding grooves 7.
Furthermore, first mounting holes 81 are formed in the surfaces of one side of each of the two moving blocks 8, moving rods 82 are fixedly sleeved on the inner walls of the two first mounting holes 81 through bearings, and the surfaces of one ends of the two moving rods 82 penetrate through the first moving grooves 3 and extend to the outer surface of the support column 2;
further, the moving rod 82 is mounted by a bearing to the rear for easy rotational adjustment of the angle.
Furthermore, one end surfaces of the two moving rods 82 are fixedly connected with a blackboard 83, the inner top wall of one sliding chute 7 is fixedly provided with a first limit switch 84, the inner bottom wall of one sliding chute 7 is fixedly provided with a second limit switch 85, and the models of the first limit switch 84 and the second limit switch 85 are south horse brand LX 5-028;
further, the first limit switch 84 and the second limit switch 85 play a role of movement limit.
Further, a support 86 is fixedly connected to the back of the blackboard 83, a gear rack 87 is arranged on one side surface of each of the two moving blocks 8, a fixed block 88 is fixedly connected to one side surface of each of the two moving blocks 8, and a connecting rod 89 is fixedly connected to one side surface of each of the two fixed blocks 88;
further, the fixed block 88 is lifted by the lifting of the moving block 8 to drive the connecting rod 89 to lift.
Further, one end surfaces of the two connecting rods 89 penetrate through the second moving groove 4 and extend to the back of the supporting column 2, and one end surfaces of the two connecting rods 89 are fixedly connected with adjusting rods 810;
further, the connecting rod 89 serves to fix the adjusting lever 810 and to drive the adjusting lever 810 to ascend and descend.
Furthermore, a second mounting hole 811 is formed in the back surface of the adjusting rod 810, an electric telescopic rod 812 is fixedly sleeved on the inner wall of the second mounting hole 811, one end of a piston rod of the electric telescopic rod 812 is hinged to the back surface of the support 86, motors 813 are fixedly mounted on the rear inner walls of the two support columns 2, the motors 813 are YUELBEAO/reputation label XD50GB775, and the electric telescopic rod 812 is dragon flying (hardware) label stepping 50;
further, the electric telescopic rod 812 is used with the adjusting rod 810 to adjust the angle.
Furthermore, the output shafts of the two motors 813 are fixedly provided with transmission shafts 814 through couplings, the outer surfaces of one ends of the two transmission shafts 814 are fixedly sleeved with gear discs 815, the outer surfaces of the gear discs 815 are engaged with the outer surface of the gear rack 87, and the control switch 5, the first limit switch 84, the second limit switch 85, the electric telescopic rod 812 and the motor 813 are electrically connected with a main power supply;
further, the gear plate 815 functions to drive the rack gear 87 up or down.
This education and teaching auxiliary assembly, the inner wall that sets up two spout 7 is provided with the mobile device, the mobile device all includes the movable block 8, the surface of two movable blocks 8 cup joints with the inner wall slip of two spout 7, reached and made blackboard 83 height-adjusting and adjust blackboard 83 inclination's effect from top to bottom, it needs to bow for a long time and bow the low head to have solved the mr when writing blackboard 83 lower half, increase the mr's labour and reduced the efficiency of giving lessons, and because blackboard 83's angle can not be adjusted, lead to the problem that the mr can't give lessons in many people ladder classroom.
The working principle is as follows: step one, when a teacher needs to adjust the height of the blackboard 83, the motor 813 is started through the control switch 5, the motor 813 drives the gear disc 815 to rotate through the transmission shaft 814, the gear disc 815 rotates to drive the gear rack 87 to ascend, the ascending of the gear rack 87 drives the moving block 8 in the chute 7 to ascend, the ascending of the moving block 8 drives the moving rod 82 to ascend, the ascending of the moving rod 82 drives the connected blackboard 83 to ascend, meanwhile, the ascending of the moving block 8 drives the adjusting rod 810 connected with the connecting rod 89 to ascend, the adjusting rod 810 drives the electric telescopic rod 812 to ascend, after the moving block ascends to a certain height, the motor 813 can be stopped through the control switch 5, the moving block 8 can also touch the first limit switch 84 to stop the motor 813, when the moving block needs to descend, the motor 813 is started to rotate reversely through the control switch 5 to realize that the blackboard 83 descends, when the moving block 8 touches the second limit switch 85 after falling to a certain height, the motor 813 is controlled to stop working.
Step two, after the height of the blackboard 83 is adjusted in class in the ladder classroom, when the angle of the blackboard 83 needs to be adjusted, the teacher starts the electric telescopic rod 812 to extend through the control switch 5, one end of a piston rod of the electric telescopic rod 812 supports the lower part of the blackboard 83 through the hinged support 86, at the moment, the moving rod 82 drives the blackboard 83 to adjust the angle through the bearing, and when the required angle is adjusted, the electric telescopic rod 812 stops working through the control switch 5.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. An education and teaching auxiliary assembly, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with supporting columns (2), the opposite surfaces of the two supporting columns (2) are respectively provided with a first moving groove (3), the back surfaces of the two supporting columns (2) are respectively provided with a second moving groove (4), the front surface of one of the supporting columns (2) is fixedly provided with a control switch (5), the inner wall of one side of each of the two supporting columns (2) is fixedly connected with a mounting block (6), and the surface of one side of each of the two mounting blocks (6) is respectively provided with a sliding groove (7);
and moving devices are arranged on the inner walls of the two sliding grooves (7), each moving device comprises a moving block (8), and the outer surfaces of the two moving blocks (8) are in sliding sleeve connection with the inner walls of the two sliding grooves (7).
2. An educational teaching aid according to claim 1, wherein: first mounting hole (81) have all been seted up to one side surface of two movable block (8), and two the inner wall of first mounting hole (81) all has cup jointed carriage release lever (82) through the bearing, two the one end surface of carriage release lever (82) all runs through first shifting chute (3) and extends to the surface of support column (2).
3. An educational teaching aid according to claim 2, wherein: two the equal fixedly connected with blackboard (83) in one end surface of carriage release lever (82), one of them the interior roof fixed mounting of spout (7) has first limit switch (84), one of them the interior roof fixed mounting of spout (7) has second limit switch (85), first limit switch (84) with the model of second limit switch (85) is LX 5-028.
4. An educational teaching aid according to claim 3, wherein: the blackboard is characterized in that a support (86) is fixedly connected to the back of the blackboard (83), a gear rack (87) is arranged on the surface of one side of each of the two moving blocks (8), a fixing block (88) is fixedly connected to the surface of one side of each of the two moving blocks (8), and a connecting rod (89) is fixedly connected to the surface of one side of each of the two fixing blocks (88).
5. An educational teaching aid according to claim 4, wherein: two the one end surface of connecting rod (89) all runs through second shifting chute (4) and extends to the back of support column (2), two the equal fixedly connected with in one end surface of connecting rod (89) adjusts pole (810).
6. An educational teaching aid according to claim 5, wherein: the back of the adjusting rod (810) is provided with a second mounting hole (811), the inner wall of the second mounting hole (811) is fixedly sleeved with an electric telescopic rod (812), one end of a piston rod of the electric telescopic rod (812) is hinged to the back of the support (86), the rear inner walls of the two supporting columns (2) are fixedly provided with motors (813), the type of each motor (813) is XD50GB775, and the type of each electric telescopic rod (812) is step-by-step 50.
7. An educational teaching aid according to claim 6, wherein: two the output shaft of motor (813) passes through equal fixed mounting of shaft coupling has transmission shaft (814), two the one end surface of transmission shaft (814) all is fixed the gear dish (815) of having cup jointed, the surface of gear dish (815) with the surface meshing of rack (87), control switch (5), first limit switch (84), second limit switch (85), electric telescopic handle (812) and motor (813) all with main power supply electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021183649.9U CN212624487U (en) | 2020-06-23 | 2020-06-23 | Education and teaching auxiliary assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021183649.9U CN212624487U (en) | 2020-06-23 | 2020-06-23 | Education and teaching auxiliary assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212624487U true CN212624487U (en) | 2021-02-26 |
Family
ID=74755291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021183649.9U Active CN212624487U (en) | 2020-06-23 | 2020-06-23 | Education and teaching auxiliary assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212624487U (en) |
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2020
- 2020-06-23 CN CN202021183649.9U patent/CN212624487U/en active Active
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