CN213704996U

CN213704996U - Electronic engineering specialty is with teaching board

Info

Publication number: CN213704996U
Application number: CN202022791292.9U
Authority: CN
Inventors: 史晓娜; 葛丽乾
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-16
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses an electronic engineering specialty is with teaching board. The technical key points are as follows: including the teaching board body, it has the connecting plate to articulate respectively on the two vertical sides of teaching board body, has seted up the cavity on the connecting plate, and connecting plate one side is provided with a plurality of fixture. The utility model has the advantages that: the arranged connecting plate can be used as a box door to be closed when not in use, so that the teaching board can be protected while the space is saved; the fixture that sets up on the connecting plate conveniently carries out the centre gripping to the instrument of using in the activity of imparting knowledge to students fixedly, avoids the instrument to put at will and also protects instrument itself when leading to teaching efficiency not high, simple structure, economical and practical.

Description

Electronic engineering specialty is with teaching board

Technical Field

The utility model relates to a teaching technical field specifically is a teaching board is used to electronic engineering specialty.

Background

Electronic engineering, also known as "weak current technology" or "information technology", can be further subdivided into electrical measurement technology, adjustment technology, electronic technology, and the like, electronic engineering is a subclass of electrical engineering, and is engineering oriented to the electronic field, and the application form of electronic engineering covers electric equipment and various electric switches applying control technology, measurement technology, adjustment technology, computer technology, and even information technology, the main research fields of electronic engineering are circuit and system, communication, electromagnetic field and microwave technology, digital signal processing, and the like, and a teaching board is required during electronic engineering teaching.

The above prior art solution has the following drawbacks: when teaching demonstration is carried out, a plurality of teaching instruments can be used, and the instruments cannot be placed reasonably.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an electronic engineering specialty is with teaching board, its advantage that has: the arranged connecting plate can be used as a box door to be closed when not in use, so that the teaching board can be protected while the space is saved; the utility model discloses a teaching activity, including the instrument that the instrument was used, the fixture that sets up on the connecting plate is convenient to carry out the centre gripping fixed to the instrument that is used in the activity of imparting knowledge to students, avoid the instrument to put at will and lead to the teaching efficiency not high the time also to protect the instrument itself, the board of placing that sets up moves down under the action of gravity, fixed connection's first rack can drive the first gear rotation of meshing on it, fixed connection's first connecting axle can drive first bevel gear rotation on the first gear, first bevel gear can drive the second bevel gear rotation of meshing, second bevel gear fixed connection's second connecting axle can drive the second gear rotation, thereby drive the second rack and remove, and then drive the removal of placing the board, realize the centre gripping operation of instrument, whole mechanism utilizes the gravity of instrument to realize the auto-lock, and then the centre gripping.

The above object of the present invention can be achieved by the following technical solutions:

a teaching board for electronic engineering major comprises a teaching board body, wherein two vertical side surfaces of the teaching board body are respectively hinged with a connecting board, a cavity is arranged on the connecting board, one side of the connecting board is provided with a plurality of clamping mechanisms, the side of the placing board far away from the ground is fixedly connected with one end of a second spring, the second spring is in an uncompressed state under the action of the gravity of the placing board, the expansion direction of the second spring is along the vertical direction, the other end of the second spring is fixedly connected with one side of a fixed block, the other side of the fixed block is fixedly connected with the connecting board, the placing board is sleeved with a fourth connecting frame and is in sliding connection with the fourth connecting frame, the fourth connecting frame is fixedly connected with the connecting board, one side of the placing board close to the connecting board is fixedly connected with a first rack, the first rack is meshed with a first gear, the first gear is fixedly connected with a first connecting shaft, the, first link fixed connection is in the connecting plate, first gear both sides are provided with first bevel gear respectively, first bevel gear fixed connection is in first connecting axle, first bevel gear meshing has second bevel gear, second bevel gear fixedly connected with second connecting axle, the cover is equipped with the second link on the second connecting axle, second link fixed connection is in the connecting plate, fixedly connected with second gear on the second connecting axle, the second gear meshing has the second rack, the cover is equipped with a plurality of third links and sliding connection between the two on the second rack, third link fixed connection is in the connecting plate, the board is placed to second rack fixedly connected with, a plurality of fixture arrange the cavity in.

By adopting the technical scheme, the arranged connecting plate can be closed as a box door when not used, so that the teaching board can be protected while the space is saved; the utility model discloses a teaching activity, including the instrument that the instrument was used, the fixture that sets up on the connecting plate is convenient to carry out the centre gripping fixed to the instrument that is used in the activity of imparting knowledge to students, avoid the instrument to put at will and lead to the teaching efficiency not high the time also to protect the instrument itself, the board of placing that sets up moves down under the action of gravity, fixed connection's first rack can drive the first gear rotation of meshing on it, fixed connection's first connecting axle can drive first bevel gear rotation on the first gear, first bevel gear can drive the second bevel gear rotation of meshing, second bevel gear fixed connection's second connecting axle can drive the second gear rotation, thereby drive the second rack and remove, and then drive the removal of placing the board, realize the centre gripping operation of instrument, whole mechanism utilizes the gravity of instrument to realize the auto-lock, and then the centre gripping.

The present invention may be further configured in a preferred embodiment as: and one side of the connecting plate, which is far away from the cavity, is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, the handle of setting is convenient carries out the switch to the connecting plate.

The present invention may be further configured in a preferred embodiment as: the teaching board body is close to ground one side fixedly connected with and deposits the case, it is close to ground one side fixedly connected with elevating system to deposit the case, elevating system is close to ground one side fixedly connected with base.

Through adopting above-mentioned technical scheme, the case of depositing that sets up can be preserved various gadgets of using like the connecting wire in the teaching activity, conveniently carries out standardization management, and the elevating system of setting conveniently carries out lift adjustment to the teaching board.

The present invention may be further configured in a preferred embodiment as: the lifting mechanism comprises an air cylinder, the air cylinder is fixedly connected with the base, a connecting block is fixedly connected with the output end of the air cylinder, two ends of the connecting block are respectively provided with a guide rod in a penetrating mode and are connected in a sliding mode, and the guide rod is fixedly connected with the base.

Through adopting above-mentioned technical scheme, setting up the cylinder and can driving the connecting block and carry out elevating movement, running through the guide bar that sets up on the connecting block and can hoisting device's stability, the connecting block can drive the teaching board body and carry out elevating movement to teacher and the student that adapt to different heights operate, improved the suitability of device.

The present invention may be further configured in a preferred embodiment as: place the first backup pad of board one end fixedly connected with, first backup pad fixedly connected with telescopic link one end, other end fixedly connected with second backup pad, the cover is equipped with first spring on the telescopic link, first spring does not receive external force state under be in uncompressed state, first spring both ends respectively fixed connection in first backup pad with the second backup pad, the second backup pad is kept away from first spring one end fixedly connected with fixed plate.

Through adopting above-mentioned technical scheme, fixed connection's telescopic link between the first backup pad that sets up and the second backup pad, the structure that the cover was equipped with first spring on the telescopic link can conveniently be fixed the instrument of equidimension not, has also strengthened fixed effect simultaneously, has ensured the stability of centre gripping, has improved the suitability of device.

The present invention may be further configured in a preferred embodiment as: the fixed plate is provided with a rubber sleeve.

Through adopting above-mentioned technical scheme, the rubber pad of setting can avoid producing the damage because the centre gripping produces the instrument, plays the cushioning effect.

The present invention may be further configured in a preferred embodiment as: one side of the base, which is close to the ground, is fixedly connected with a plurality of universal wheels.

Through adopting above-mentioned technical scheme, the universal wheel of setting can conveniently remove the teaching board.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the teaching board can be closed as a box door when not in use through the arranged connecting plate, so that the space is saved and the teaching board can be protected; the utility model discloses a teaching activity, including the instrument that the instrument was used, the fixture that sets up on the connecting plate is convenient to carry out the centre gripping fixed to the instrument that is used in the activity of imparting knowledge to students, avoid the instrument to put at will and lead to the teaching efficiency not high the time also to protect the instrument itself, the board of placing that sets up moves down under the action of gravity, fixed connection's first rack can drive the first gear rotation of meshing on it, fixed connection's first connecting axle can drive first bevel gear rotation on the first gear, first bevel gear can drive the second bevel gear rotation of meshing, second bevel gear fixed connection's second connecting axle can drive the second gear rotation, thereby drive the second rack and remove, and then drive the removal of placing the board, realize the centre gripping operation of instrument, whole mechanism utilizes the gravity of instrument to realize the auto-lock, and then the centre gripping.

2. Various gadgets that use like the connecting wire in can the teaching activity are preserved through the case of depositing that sets up, conveniently carry out the standardization management, and the elevating system of setting conveniently carries out lift adjustment to the teaching board.

3. Can drive the connecting block through setting up the cylinder and carry out elevating movement, run through the stability that the guide bar of setting can hoisting device on the connecting block, the connecting block can drive the teaching board body and carry out elevating movement to teacher and the student that adapt to different heights operate, improved the suitability of device.

Drawings

Fig. 1 is a first view structural diagram of the present invention;

fig. 2 is a second view structural diagram of the present invention;

FIG. 3 is an enlarged view at A in FIG. 1;

FIG. 4 is a first perspective view of the clamping mechanism;

fig. 5 is a second perspective view of the chucking mechanism.

Reference numerals: 1. a teaching board body; 2. a connecting plate; 3. a cavity; 4. a clamping mechanism; 41. placing the plate; 411. a first support plate; 412. a telescopic rod; 413. a second support plate; 414. a first spring; 415. a fixing plate; 42. a first rack; 43. a first gear; 44. a first connecting shaft; 45. a first connecting frame; 46. a first bevel gear; 47. a second bevel gear; 48. a second connecting shaft; 49. a second link frame; 410. a second gear; 4101. a second rack; 4102. a third connecting frame; 4103. a second spring; 4104. a fixed block; 4105. a fourth link frame; 5. a handle; 6. a storage box; 7. a lifting mechanism; 71. a cylinder; 72. connecting blocks; 73. a guide bar; 8. a base; 9. a universal wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the teaching board for electronic engineering major disclosed by the present invention comprises a teaching board body 1, wherein two vertical sides of the teaching board body 1 are respectively hinged with a connecting board 2, the hinging manner has no specific requirement, the connecting board 2 can be fixed and opened at a certain angle, the length of the two connecting boards 2 is half of the teaching board body 1, the two connecting boards can be mutually attached when being closed, a cavity 3 is arranged on the connecting board 2, one side of the connecting board 2 is provided with a plurality of clamping mechanisms 4, the number of the clamping mechanisms 4 has no specific requirement, the more the space allowable range is, the better the clamping mechanism 4 comprises a placing board 41, the side of the first placing board 41 far away from the ground is fixedly connected with a second spring 4103, the second spring 4103 is in an uncompressed state only under the gravity action of the placing board 41, the second spring 4103 is fixedly connected with a fixing block 4104, the fixing block 4104 is fixedly, the placing plate 41 is sleeved with a fourth connecting frame 4105 and is connected with the fourth connecting frame 4105 in a sliding manner, the fourth connecting frame 4105 is fixedly connected with the connecting plate 2, one side of the placing plate 41 close to the connecting plate 2 is fixedly connected with a first rack 42 in a welding manner, the first rack 42 is meshed with a first gear 43, the first gear 43 is fixedly connected with a first connecting shaft 44, the first connecting shaft 44 is horizontally arranged, the fixing position of the first gear 43 is the axial symmetry line position of the first connecting shaft 44, the fixing connection manner is a flat key connection, the first connecting shaft 44 is sleeved with a first connecting frame 45 and is rotatably connected with the first connecting frame 45, the first connecting frames 45 are arranged at two ends of the first connecting shaft 44 and are symmetrically arranged relative to the axial center line of the first connecting shaft 44, the first connecting frame 45 is fixedly connected with the connecting plate 2, the distance from the first connecting frame 45 to the connecting plate 2 is greater than the diameter of the first gear 43, so as to avoid the first gear, the fixed connection mode has no specific requirement, two sides of the first gear 43 are respectively provided with a first bevel gear 46, the first bevel gears 46 are symmetrically arranged about the first gear 43, the diameter of the first bevel gear 46 is not more than that of the first gear 43, the first bevel gear 46 is fixedly connected with the first connecting shaft 44, the fixed connection mode is flat key connection, the first bevel gear 46 is meshed with a second bevel gear 47, the second bevel gear 47 is fixedly connected with a second connecting shaft 48, the second connecting shaft 48 is vertically arranged, a second connecting frame 49 is sleeved on the second connecting shaft 48, the height of the second connecting frame 49 from the connecting plate 2 is more than that of the second bevel gear 47, the second connecting frame 49 is fixedly connected with the connecting plate 2, the second connecting shaft 48 is fixedly connected with a second gear 410, the fixed connection mode is flat key connection, the second gear 410 is meshed with a second rack 4101, a plurality of third connecting frames 4102 are sleeved on the second rack 1 and are in sliding connection with the second connecting shaft 4101, the number of the third connecting frames 4102 is two, the third connecting frames 4102 are fixedly connected to the connecting plates 2, the second rack 4101 is fixedly connected to the placing plate 41, and the holding mechanism 4 is placed in the cavity 3.

As shown in fig. 1 and 2, the teaching board body 1 is fixedly connected with a storage box 6 on one side close to the ground in a welding manner, the storage box 6 is fixedly connected with an elevating mechanism 7 on one side close to the ground, and the elevating mechanism 7 is fixedly connected with a base 8.

As shown in fig. 1 and 2, the lifting mechanism 7 includes a cylinder 71, the cylinder 71 is fixedly connected to the base 8, the fixed connection mode has no specific requirement, the output end of the cylinder 71 is fixedly connected to a connection block 72, the fixed connection mode is a bolt connection, the connection block 72 is fixedly connected to the storage box 6, two ends of the connection block 72 are respectively provided with a guide rod 73 in a penetrating manner and slidably connected therebetween, the guide rod 73 penetrates through an intersection point of a vertical extension line and a connection plate 2, which are located away from the teaching board body 1, the guide rod 73 is prevented from interfering with the teaching board body 1, the guide rod 73 is fixedly connected to the base 8, the fixed connection mode is a bolt connection, and a stop ring is arranged on one side of the guide rod.

As shown in fig. 4, one end of the placing plate 41 is fixedly connected with a first supporting plate 411, the first supporting plate 411 is horizontally arranged, the first supporting plate 411 is fixedly connected with one end of an expansion link 412, the other end of the first supporting plate is fixedly connected with a second supporting plate 413, the second supporting plate 413 is horizontally arranged, the expansion link 412 is sleeved with a first spring 414, the first spring 414 is not in an uncompressed state under an external force state, two ends of the first spring 414 are respectively and fixedly connected with the first supporting plate 411 and the second supporting plate 413, the second supporting plate 413 is fixedly connected with a fixing plate 415, the fixing plate 415 is vertically arranged, and has a certain height, and the instrument can be effectively fixed.

As shown in fig. 1, the base 8 is fixedly connected with a plurality of universal wheels 9, and the number of the universal wheels 9 is four, and the base is provided with a stop device.

The implementation principle of the embodiment is as follows: when the teaching board is used, the device is moved to a proper position, the lower connecting block 72 is driven by the air cylinder 71 to slide along the axial direction of the guide rod 73, the teaching board body 1 is adjusted to a proper height, and then the connecting plate 2 is opened by the handle 5; when the instrument needs to be placed, the instrument is reasonably placed in the clamping mechanism 4, and the position of the fixing plate 415 is adjusted by the arranged first spring 414 and the arranged telescopic rod 412 according to the size of the instrument; under the action of gravity of the instrument, the placing plate 41 moves downwards to drive the first gear 43 to rotate, the first gear 43 drives the first connecting shaft 44 to rotate, the first connecting shaft 44 drives the bevel gear mechanism to rotate so as to change the force transmission direction, so that the second connecting shaft 48 and the second gear 410 fixedly connected with the first connecting shaft are driven to rotate, the horizontal placing plate 41 is driven to move, and the clamping function of the instrument is realized; after the instrument is removed, the returning operation of the holding mechanism 4 can be performed by the restoring force of the second spring 4103.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The teaching board for the electronic engineering major comprises a teaching board body (1) and is characterized in that two vertical side surfaces of the teaching board body (1) are respectively hinged with a connecting board (2), a cavity (3) is formed in the connecting board (2), one side of the connecting board (2) is provided with a plurality of clamping mechanisms (4), each clamping mechanism (4) comprises a placing board (41), one side, far away from the ground, of the placing board (41) is fixedly connected with one end of a second spring (4103), the second spring (4103) is in an uncompressed state under the action of the gravity of the placing board (41), the second spring (4103) extends and retracts in the vertical direction, the other end of the second spring (4103) is fixedly connected with one side of a fixing block (4104), the other side of the fixing block (4104) is fixedly connected with the connecting board (2), the placing board (41) is sleeved with a fourth connecting frame (4105) and is in sliding connection with the fourth connecting frame (4105), the fourth connecting frame (4105) is fixedly connected to the connecting plate (2), one side, close to the connecting plate (2), of the placing plate (41) is fixedly connected with a first rack (42), the first rack (42) is meshed with a first gear (43), the first gear (43) is fixedly connected with a first connecting shaft (44), the first connecting shaft (44) is sleeved with a first connecting frame (45) and is in rotating connection with the first connecting frame (45), the first connecting frame (45) is fixedly connected to the connecting plate (2), two sides of the first gear (43) are respectively provided with a first bevel gear (46), the first bevel gear (46) is fixedly connected to the first connecting shaft (44), the first bevel gear (46) is meshed with a second bevel gear (47), the second bevel gear (47) is fixedly connected with a second connecting shaft (48), and a second connecting frame (49) is sleeved on the second connecting shaft (48), the second connecting frame (49) is fixedly connected to the connecting plate (2), a second gear (410) is fixedly connected to the second connecting shaft (48), a second rack (4101) is meshed with the second gear (410), a plurality of third connecting frames (4102) are sleeved on the second rack (4101) and are in sliding connection with the second rack, the third connecting frames (4102) are fixedly connected to the connecting plate (2), a placing plate (41) is fixedly connected to the second rack (4101), and a plurality of clamping mechanisms (4) are placed in the cavity (3).

2. A teaching board for electronic engineering specialties according to claim 1, characterized in that a handle (5) is fixedly connected to a side of the connection boards (2) remote from the cavity (3).

3. The teaching board for electronic engineering major as claimed in claim 1, wherein the teaching board body (1) is fixedly connected with a storage box (6) on the side close to the ground, the storage box (6) is fixedly connected with a lifting mechanism (7) on the side close to the ground, and the lifting mechanism (7) is fixedly connected with a base (8) on the side close to the ground.

4. The teaching board for electronic engineering major as claimed in claim 3, wherein the lifting mechanism (7) comprises a cylinder (71), the cylinder (71) is fixedly connected with the base (8), a connecting block (72) is fixedly connected to an output end of the cylinder (71), the connecting block (72) is fixedly connected to the storage box (6), two ends of the connecting block (72) are respectively provided with a guide rod (73) in a penetrating manner and are slidably connected with each other, and the guide rod (73) is fixedly connected to the base (8).

5. The teaching board for electronic engineering major as claimed in claim 1, wherein one end of the placing board (41) is fixedly connected with a first supporting board (411), the first supporting board (411) is fixedly connected with one end of a telescopic rod (412), the other end of the telescopic rod is fixedly connected with a second supporting board (413), the telescopic rod (412) is sleeved with a first spring (414), the first spring (414) is in an uncompressed state when not subjected to an external force, two ends of the first spring (414) are respectively fixedly connected to the first supporting board (411) and the second supporting board (413), and one end of the second supporting board (413) far away from the first spring (414) is fixedly connected with a fixing board (415).

6. The teaching board for the electronic engineering specialty according to claim 5, characterized in that the fixing plate (415) is provided with a rubber sleeve.

7. A teaching board for electronic engineering specialties according to claim 3, characterized in that a plurality of universal wheels (9) are fixedly connected to the side of the base (8) close to the ground.