CN209103609U - A teaching picture fixing device for English teaching - Google Patents

Abstract

The utility model discloses a teaching picture fixing device for English teaching, which comprises a base, a fixing rod and a placing plate. A roller is arranged at the lower end of the base, and a first bearing is installed on the upper surface of the base. A support rod is installed on the inner side, the fixed rod is located in the middle of the base, and the upper end of the fixed rod is provided with a second bearing, the inner side of the second bearing is provided with a transmission rod, the placing plate is located on the upper end of the support rod, and is placed The lower surface of the plate is provided with a restricting groove, the inner side of the restricting groove is provided with a connecting rod, the lower end of the fixing plate is provided with a connecting bar, and the lower end of the connecting bar is provided with a clamping rod, and the right side of the clamping rod is provided with a connecting rod. spring, and the right end of the spring is provided with a splint, and the left side of the splint is provided with a picture. The teaching picture fixing device for English teaching solves the problems that most of the teaching picture fixing devices for English teaching cannot adjust the height of pictures and have limitations in the display process.

Description

A teaching picture fixing device for English teaching

technical field

The utility model relates to the technical field of English teaching auxiliary equipment, in particular to a teaching picture fixing device for English teaching.

Background technique

As the official language of many countries, English has gradually been paid more attention. Nowadays, English learning is not only teaching on the blackboard, but also through the form of picture display, so that learners can understand the specific content of learning more intuitively. Pictures need to be displayed on specific devices. English teaching Fixing devices with teaching pictures is a commonly used auxiliary tool, but the currently used teaching picture fixing devices for English teaching still have shortcomings. It is inconvenient for teachers to use. Most of the teaching picture fixing devices for English teaching can only display the content on one side of the picture after being fixed, and the content on the back needs to be fixed again, and the operation is complicated. The purpose of the utility model is to provide a teaching method for English teaching. The picture fixing device is used to solve the problems posed by the above-mentioned background art.

Utility model content

The purpose of the utility model is to provide a teaching picture fixing device for English teaching, so as to solve the problems that most of the teaching picture fixing devices for English teaching proposed in the above background technology cannot adjust the picture height and have limitations in the display process.

In order to achieve the above purpose, the utility model provides the following technical solutions: a teaching picture fixing device for English teaching, comprising a base, a fixing rod and a placing plate, the lower end of the base is provided with a roller, and the upper surface of the base is installed with a first Bearing, the inner side of the first bearing is installed with a support rod, and the lower end of the support rod is provided with a connecting block, the fixed rod is located in the middle of the base, and the upper end of the fixed rod is provided with a second bearing, the second bearing is The inner side is provided with a transmission rod, the placing plate is located at the upper end of the support rod, and the lower surface of the placing plate is provided with a restriction groove, the inner side of the restriction groove is installed with a connecting rod, and the lower end of the connecting rod is provided with a fixing plate, the The lower end of the fixing plate is provided with a connecting bar, and the lower end of the connecting bar is provided with a clamping rod, a spring is installed on the right side of the clamping rod, and a clamping plate is provided at the right end of the spring, and a picture is provided on the left side of the clamping plate.

Preferably, the connection between the support rod and the placing plate is screw connection, and the support rod is symmetrically arranged with respect to the center of the base.

Preferably, the connection mode of the transmission rod and the connecting block is meshing connection, and the transmission rod and the fixed rod form a rotating structure.

Preferably, the vertical section of the connecting rod is a "T"-shaped structure, and the connecting rod and the placing plate form a sliding structure.

Preferably, the connection mode of the connecting bar and the fixing plate is a snap connection, and the vertical cross-section of the upper end of the connecting bar is a trapezoidal structure.

Preferably, the clamping plate and the clamping rod are fixedly connected, and the clamping plate and the clamping rod form an "L"-shaped structure, and the clamping rod forms a telescopic structure through a spring and a connecting bar.

Compared with the prior art, the beneficial effect of the utility model is: the teaching picture fixing device for English teaching solves the problem that the height of the picture cannot be adjusted by most teaching picture fixing devices for English teaching, and solves the problem that most English teaching teaching picture fixing devices cannot adjust the picture height. The teaching picture fixing device can only display the content of one side of the picture at a time, which leads to the problem of limitations in the display process;

1. A support rod is provided. The connection between the support rod and the placing plate is threaded connection. The support rod and the base form a rotating structure. The height of the placing plate can be adjusted through the rotation of the support rod, so as to complete the adjustment of the picture height;

2. A connecting rod is provided, and the connecting rod and the placing plate form a sliding structure. The distance between the pictures is adjusted through the sliding of the connecting rod. At the same time, the connecting rod and the placing plate form a rotating structure. The connecting rod drives the fixed plate to rotate, so that the back of the picture is The content is displayed, no need to fix it again, and the operation is simple;

3. A transmission rod is provided, and the connecting block at the lower end of the transmission rod and the supporting rod is meshed and connected. When one supporting rod is rotated, the other supporting rod can be driven to rotate through the action of the transmission rod, which facilitates the adjustment of the height of the placing plate.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the utility model;

Fig. 2 is the side view structure schematic diagram of the utility model;

3 is a schematic diagram of the connection structure between the connecting rod and the placing plate of the present invention;

FIG. 4 is a schematic diagram of the connection structure between the connecting bar and the picture of the present invention.

In the figure: 1, base; 2, roller; 3, first bearing; 4, support rod; 5, connecting block; 6, fixed rod; 7, second bearing; 8, transmission rod; 9, placing plate; 10, Limiting groove; 11, connecting rod; 12, fixing plate; 13, connecting bar; 14, clamping rod; 15, spring; 16, splint; 17, picture.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-4, the present utility model provides a technical solution: a teaching picture fixing device for English teaching, comprising a base 1, a roller 2, a first bearing 3, a support rod 4, a connecting block 5, a fixing rod 6, The second bearing 7, the transmission rod 8, the placing plate 9, the limiting groove 10, the connecting rod 11, the fixing plate 12, the connecting bar 13, the clamping rod 14, the spring 15, the clamping plate 16 and the picture 17, the lower end of the base 1 is provided with a roller 2 , and a first bearing 3 is installed on the upper surface of the base 1, a support rod 4 is installed on the inner side of the first bearing 3, and the lower end of the support rod 4 is provided with a connecting block 5, the fixing rod 6 is located in the middle of the base 1, and the fixing rod The upper end of 6 is provided with a second bearing 7, the inner side of the second bearing 7 is provided with a transmission rod 8, the placing plate 9 is located at the upper end of the supporting rod 4, and the lower surface of the placing plate 9 is provided with a limiting groove 10, the inner side of the limiting groove 10 A connecting rod 11 is installed, and the lower end of the connecting rod 11 is provided with a fixing plate 12, the lower end of the fixing plate 12 is provided with a connecting bar 13, and the lower end of the connecting bar 13 is provided with a clamping rod 14, and a spring is installed on the right side of the clamping rod 14 15, and the right end of the spring 15 is provided with a splint 16, the splint 16 and the clamp rod 14 are fixedly connected, and the clamp plate 16 and the clamp rod 14 form an "L"-shaped structure, and the clamp rod 14 constitutes a telescopic structure through the spring 15 and the connecting bar 13 , to facilitate the fixing of the picture 17, the left side of the splint 16 is provided with the picture 17;

As shown in FIG. 1 , the connection mode between the support rod 4 and the placing plate 9 is threaded connection, and the support rod 4 is symmetrically arranged with respect to the center of the base 1, which facilitates the adjustment of the height of the placing plate 9. The connection mode of the transmission rod 8 and the connecting block 5 is as follows: The meshing connection, and the transmission rod 8 and the fixed rod 6 constitute a rotating structure, and the transmission rod 8 ensures that the two support rods 4 can rotate synchronously;

As shown in FIG. 3 , the vertical section of the connecting rod 11 has a “T”-shaped structure, and the connecting rod 11 and the placing plate 9 form a sliding structure, which facilitates the adjustment of the distance between the pictures 17 , and at the same time the connecting rod 11 can rotate on the placing plate 9 , to facilitate the display of the content on the back of the picture 17, the connection method of the connecting bar 13 and the fixing plate 12 is a snap connection, and the vertical section of the upper end of the connecting bar 13 is a trapezoidal structure, which is convenient for the picture 17 to be fixed below the placement plate 9 .

Working principle: When using the teaching picture fixing device for English teaching, first move the teaching picture fixing device for English teaching to a predetermined position through the roller 2 under the base 1, and according to the user's own height, by rotating one of the supports The rod 4 adjusts the height of the placing plate 9, reduces the resistance when the support rod 4 rotates through the first bearing 3, and the transmission rod 8 and the connecting block 5 at the lower end of the support rod 4 are connected by meshing connection, so as to pass The transmission rod 8 rotates on the fixed rod 6 to drive the other support rod 4 to rotate, and the friction force between the transmission rod 8 and the fixed rod 6 is reduced through the second bearing 7. After the adjustment is completed, the clamp rod 14 is pushed by hand to drive the splint. 16 moves to separate the splint 16 from the connecting bar 13, place the picture 17 between the connecting bar 13 and the splint 16, and fix the picture 17 between the splint 16 and the connecting bar 13 through the elastic action of the spring 15, and the connecting bar 13 and The fixing plate 12 forms a disassembly structure, which facilitates the replacement and maintenance of the connecting bar 13. The connecting rod 11 and the placing plate 9 form a rotating structure. The connecting rod 11 drives the fixed plate 12 to rotate, thereby making the picture 17 rotate, which is convenient for the back content of the picture 17. This is the use method of the teaching picture fixing device for English teaching.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description in the specification and the drawings, and the specific connection method of each part adopts the mature bolts, rivets and welding in the prior art. and other conventional means, the machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here, and the content that is not described in detail in this specification. It belongs to the prior art known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. a kind of English teaching fixes device, including pedestal (1), fixed link (6) and placement plate (9), feature with teaching picture Be: the lower end of the pedestal (1) is provided with idler wheel (2), and the upper surface of pedestal (1) is equipped with first bearing (3), and described It is equipped on the inside of one bearing (3) support rod (4), and the lower end of support rod (4) is provided with link block (5), the fixed link (6) It is provided with second bearing (7) positioned at the upper end of the centre of pedestal (1), and fixed link (6), is set on the inside of the second bearing (7) It is equipped with drive rod (8), the placement plate (9) is located at the upper end of support rod (4), and the lower surface setting of placement plate (9) is restricted Slot (10) is equipped with connecting rod (11) on the inside of the limiting groove (10), and the lower end of connecting rod (11) is provided with fixed plate (12), the lower end of the fixed plate (12) is provided with connection strap (13), and the lower end of connection strap (13) is provided with clamping bar (14), institute It states and is equipped on the right side of clamping bar (14) spring (15), and the right end of spring (15) is provided with clamping plate (16), the clamping plate (16) Left side is provided with picture (17).

2. a kind of English teaching according to claim 1 fixes device with teaching picture, it is characterised in that: the support rod (4) with the connection type of placement plate (9) to be threadedly coupled, and center symmetric setting of the support rod (4) about pedestal (1).

3. a kind of English teaching according to claim 1 fixes device with teaching picture, it is characterised in that: the drive rod It (8) is to engage connection, and drive rod (8) and fixed link (6) constitute rotational structure with the connection type of link block (5).

4. a kind of English teaching according to claim 1 fixes device with teaching picture, it is characterised in that: the connecting rod (11) vertical section is in T-shape structure, and connecting rod (11) and placement plate (9) constitute slide construction.

5. a kind of English teaching according to claim 1 fixes device with teaching picture, it is characterised in that: the connection strap (13) with the connection type of fixed plate (12) to be connected together, and the trapezoidal structure of vertical section of connection strap (13) upper end.

6. a kind of English teaching according to claim 1 fixes device with teaching picture, it is characterised in that: the clamping plate It (16) is to be fixedly connected, and clamping plate (16) and clamping bar (14) constitute L-shaped structure, and clamping bar (14) passes through with clamping bar (14) Spring (15) and connection strap (13) constitute stretching structure.