CN210466891U

CN210466891U - Multi-functional appurtenance of hand-held type english teaching

Info

Publication number: CN210466891U
Application number: CN201921224438.2U
Authority: CN
Inventors: 赵科研
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-05
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a multi-functional appurtenance of hand-held type english teaching, including one-level clamp plate and second grade clamp plate, be connected with four sighting rods between one-level clamp plate and the second grade clamp plate, and the welding has the casing on the one-level clamp plate, is connected with the lead screw between one-level clamp plate and the casing, and threaded connection has the nut on the lead screw, is connected with branch between nut and the second grade clamp plate, and the casing lower extreme internal rotation cover is equipped with the pivot, and overlaps respectively on pivot and the lead screw and be equipped with one. The utility model has the advantages that the four marker posts are connected between the first-stage pressing plate and the second-stage pressing plate through equidistant pin shafts, the rotating shaft and the screw rod are arranged in the shell, and the nut moving on the screw rod drives the supporting rod to provide a supporting effect for the second-stage pressing plate by utilizing the meshing transmission of the first-stage gear and the second-stage gear, so that the four marker posts are in a horizontal state; utilize spring and adsorption plate to adsorb one-level clamp plate and second grade clamp plate on the blackboard to in reference to four sighting rods carry out convenient standard four-wire three-grid operation.

Description

Multi-functional appurtenance of hand-held type english teaching

Technical Field

The utility model relates to an english teaching technical field especially relates to a multi-functional appurtenance of hand-held type english teaching.

Background

With the continuous progress of economic globalization, english as a universal language around the world is receiving more and more attention from many people. Meanwhile, English is also provided with the scope of the necessary lessons. In the existing English teaching process, for the teacher's writing neatness, three grids of four lines are often drawn on the blackboard, and then writing is carried out on the blackboard.

Traditional blackboard does not prepare three check structures of four-wire, draws the in-process of three check of four-wire, because there is not special apparatus, the teacher can only draw every horizontal line one by one through the ruler, because can't guarantee the interval between every horizontal line, often can influence the blackboard-writing effect because the interval differs. Although some simple auxiliary reference equipment appears constantly, traditional auxiliary equipment has bulky portable not, occupies great space for teaching easily to very easily influence the teaching quality, also simultaneously because great weight exists the drawback that influences convenient use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the English teaching auxiliary tool is inconvenient to use and carry and preserve in the prior art, and providing a multi-functional appurtenance of hand-held type english teaching.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a multi-functional appurtenance of hand-held type english teaching, includes one-level clamp plate and second grade clamp plate, be connected with four sighting rods between one-level clamp plate and the second grade clamp plate, and the welding has the casing on the one-level clamp plate, be connected with the lead screw between one-level clamp plate and the casing, and threaded connection has the nut on the lead screw, be connected with branch between nut and the second grade clamp plate, the internal rotation cover of casing lower extreme is equipped with the pivot, and overlaps respectively on pivot and the lead screw and be equipped with one-level gear and second grade gear, one-level gear is connected with the meshing of second grade gear, all install adsorption apparatus.

Preferably, four marker posts are equidistantly arranged between the first-stage pressing plate and the second-stage pressing plate, and two ends of each marker post are respectively and rotatably connected with the first-stage pressing plate and the second-stage pressing plate.

Preferably, the two ends of the screw rod are respectively and rotatably sleeved in the first-stage pressing plate and the shell, and the two ends of the supporting rod are respectively and rotatably connected with the nut and the second-stage pressing plate.

Preferably, the primary gear and the secondary gear are both bevel gears.

Preferably, the middle of the lower end of the shell is vertically provided with a long cavity, and the support rod is sleeved with the long cavity in a sliding mode and penetrates through the long cavity.

Preferably, the adsorption mechanism comprises the following components: grooves are formed in the lower ends of the first-stage pressing plate and the second-stage pressing plate, springs are welded in the grooves, and adsorption plates are welded at the free ends of the springs.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses the correspondence sets up one-level clamp plate and second grade clamp plate to four sighting rods are connected to the equidistance between one-level clamp plate and second grade clamp plate, through setting up lead screw and pivot in the casing, utilize the meshing transmission between one-level gear and the second grade gear, make the rotatory nut that drives of lead screw remove with branch, thereby provide the support to the second grade clamp plate and support, so that rule under the reference of four sighting rods.

2. The utility model discloses a set up the recess on one-level clamp plate and second grade clamp plate to utilize spring elastic support adsorption plate in the recess, make one-level clamp plate and second grade clamp plate adsorb on the blackboard through the adsorption plate, thereby reduce the manual operation degree of difficulty.

To sum up, the utility model connects four marker posts with equal distance pin shafts between the first-stage pressing plate and the second-stage pressing plate, and through arranging the rotating shaft and the lead screw in the shell, the nut moving on the lead screw drives the support rod to provide a supporting function for the second-stage pressing plate by utilizing the meshing transmission of the first-stage gear and the second-stage gear, thereby enabling the four marker posts to be in a horizontal state; utilize spring and adsorption plate to adsorb one-level clamp plate and second grade clamp plate on the blackboard to in reference to four sighting rods carry out convenient standard four-wire three-grid operation.

Drawings

Fig. 1 is a schematic structural view of a handheld english teaching multifunctional auxiliary tool provided by the present invention;

FIG. 2 is an enlarged view of the structure of part A of the handheld English teaching multifunctional auxiliary tool provided by the present invention;

fig. 3 is the utility model provides a pair of multi-functional appurtenance of hand-held type english teaching's adsorption apparatus schematic diagram.

In the figure: 1 first-level clamp plate, 2 second-level clamp plates, 3 marker posts, 4 shells, 5 lead screws, 6 nuts, 7 supporting rods, 8 rotating shafts, 9 first-level gears, 10 second-level gears, 11 long cavities, 12 grooves, 13 springs, 14 adsorption plates and 15 handles.

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.

Referring to fig. 1-3, a multi-functional appurtenance of hand-held type english teaching, including one-level clamp plate 1 and second grade clamp plate 2, one-level clamp plate 1 is the same with second grade clamp plate 2 structure size, be connected with four sighting rods 3 between one-level clamp plate 1 and the second grade clamp plate 2, four sighting rods 3 structure size are the same, and the welding has casing 4 on one-level clamp plate 1, be connected with lead screw 5 between one-level clamp plate 1 and the casing 4, and threaded connection has nut 6 on the lead screw 5, be connected with branch 7 between nut 6 and the second grade clamp plate 2, the end rotation cover is equipped with pivot 8 under the casing 4, and the cover is equipped with one-level gear 9 and second grade gear 10 respectively on pivot 8 and the lead screw 5, one-level gear 9 is connected with the meshing of second grade gear 10, all.

Referring to the accompanying drawing 1, the housing 4 is L-shaped, the upper and lower ends of the housing are respectively connected to the upper and lower ends of the first-stage pressing plate 1, and the lower end of the first-stage pressing plate 1 and the lower end of the housing 4 are respectively sleeved with a bearing to provide a rotatable limiting support for the lead screw 5.

Four sighting rods 3 equidistance are located between one-level clamp plate 1 and second

grade clamp plate

2, and 3 both ends of sighting rod rotate with one-level clamp plate 1 and second grade clamp plate 2 respectively and are connected to in order to use one-level clamp plate 1 to rotate second grade clamp plate 2 through four sighting rods 3 as the impetus, thereby adjustment auxiliary device overall structure, convenient to use and carry. Two ends of the screw rod 5 are respectively and rotatably sleeved in the first-stage pressing plate 1 and the shell 4, and two ends of the supporting rod 7 are respectively and rotatably connected with the nut 6 and the second-stage pressing plate 2.

First-level gear 9 and second grade gear 10 are bevel gear, and the perpendicular division is equipped with long chamber 11 in the casing 4 lower extreme, and branch 7 slip cap establishes and runs through long chamber 11 to provide the stop collar to branch 7 and establish, ensure the motion of branch 7 steady.

The adsorption mechanism includes the following components: the lower ends of the first-stage pressing plate 1 and the second-stage pressing plate 2 are respectively provided with a groove 12, a spring 13 is welded in each groove 12, and an adsorption plate 14 is welded at the free end of each spring 13.

Further explanation is as follows: the adsorption plate 14 can be made of silica gel, so that on one hand, the primary pressure plate 1 and the secondary pressure plate 2 can be prevented from being directly scratched on the blackboard, and the auxiliary device and the blackboard are prevented from being abraded; on the other hand, the friction resistance between the whole auxiliary device and the blackboard can be increased, so that the auxiliary device can be fixed on the blackboard, and the marking can be conveniently carried out by taking the four marker posts 3 as references.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

the handle 15 is held by hand, the first-stage pressing plate 1 and the second-stage pressing plate 2 are placed on the blackboard, at the moment, the first-stage pressing plate 1 is abutted to the second-stage pressing plate 2, and the four marker posts 3 are in an inclined state.

Through rotatory pivot 8, pivot 8 drives the rotation of one-level gear 9, because one-level gear 9 is connected with the meshing of second grade gear 10, and lead screw 5 rotates in casing 5 under the drive of second grade gear 10.

The nut 6 moves upwards on the screw rod 5 and drives the supporting rod 7 to move upwards synchronously, and the supporting rod 7 provides a supporting effect for the secondary pressure plate 2 in the upwards moving process, so that the secondary pressure plate 2 drives the same ends of the four mark posts 3 to deflect upwards until the same ends are horizontal.

And drawing lines on the blackboard at equal intervals horizontally by referring to the four marker posts 3, so that English letters are written in three grids of four lines.

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

1. A hand-held English teaching multifunctional auxiliary tool comprises a primary pressing plate (1) and a secondary pressing plate (2), and is characterized in that four marker posts (3) are connected between the primary pressing plate (1) and the secondary pressing plate (2), a shell (4) is welded on the primary pressing plate (1), a lead screw (5) is connected between the primary pressing plate (1) and the shell (4), a nut (6) is in threaded connection with the lead screw (5), a support rod (7) is connected between the nut (6) and the secondary pressing plate (2), a rotating shaft (8) is sleeved in the lower end of the shell (4) in a rotating way, a primary gear (9) and a secondary gear (10) are respectively sleeved on the rotating shaft (8) and the lead screw (5), the primary gear (9) is in meshed connection with the secondary gear (10), and adsorption mechanisms are respectively installed in the primary pressing plate (1) and the secondary pressing plate (2), and a handle (15) is welded on the shell (4).

2. The multifunctional hand-held English teaching aid according to claim 1, wherein four marker posts (3) are equidistantly disposed between the primary pressure plate (1) and the secondary pressure plate (2), and two ends of each marker post (3) are rotatably connected to the primary pressure plate (1) and the secondary pressure plate (2) respectively.

3. The multifunctional hand-held English teaching aid according to claim 2, wherein two ends of the screw rod (5) are respectively rotatably sleeved in the primary pressure plate (1) and the housing (4), and two ends of the support rod (7) are respectively rotatably connected with the nut (6) and the secondary pressure plate (2).

4. The multifunctional hand-held English teaching aid according to claim 1, wherein the primary gear (9) and the secondary gear (10) are bevel gears.

5. The multifunctional hand-held English teaching aid according to claim 1, wherein the lower end of the housing (4) is vertically provided with a long cavity (11), and the support rod (7) is slidably sleeved on and penetrates through the long cavity (11).

6. The multifunctional hand-held English teaching aid of claim 1, wherein the suction mechanism comprises the following components: the lower ends of the first-stage pressing plate (1) and the second-stage pressing plate (2) are respectively provided with a groove (12), a spring (13) is welded in each groove (12), and an adsorption plate (14) is welded at the free end of each spring (13).