CN210073029U

CN210073029U - Think political affairs presentation device for teaching

Info

Publication number: CN210073029U
Application number: CN201920487484.5U
Authority: CN
Inventors: 张可丹; 袁金星; 黄加迪; 戴顺珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-02-14
Anticipated expiration: 2029-04-11

Abstract

The utility model discloses a presentation device for ideological and political affairs teaching, which belongs to the field of presentation devices and comprises a base, wherein the left side and the right side of the base are respectively and fixedly connected with a threaded sleeve, the threaded sleeve is connected with a threaded rod through threads, the lower end of the threaded rod is fixedly connected with a convex block, the lower end of the threaded rod is fixedly connected with an anti-falling block, the anti-falling block is rotatably connected with a pressing plate, the upper end of the base is fixedly connected with an annular rod, the annular rod is slidably connected with a supporting rod, the left side of the upper end of the annular rod is connected with a threaded pin through threads, the presentation device is convenient to move through the connection of a roller, the pressing plate is pressed down through the threaded rod and is conveniently connected with the ground through the pressing plate, the roller is prevented from rotating, the base is fixed, the sliding rod can automatically reset, the disadvantages caused by using glue for fixation are avoided.

Description

Think political affairs presentation device for teaching

Technical Field

The utility model relates to a presentation device field, more specifically say, relate to a think political affairs presentation device for teaching.

Background

And (3) demonstration: information is conveyed to others by some means and tools. Is a way of information communication. The process of things is displayed by experiments or objects and tools to be known or understood by people.

Present think political affairs teaching and use presentation device's single structure, most inconvenient removal, must support through the object and just can remove presentation device, the location is unstable moreover, when needs explain some manuscripts, most are through using glue at the back of manuscript, just can fix the manuscript on presentation device, but not only the fixed insecure of manuscript before glue is not dry like this, still damage the manuscript easily when taking off the manuscript from presentation device's surface again after the glue is dry moreover.

Disclosure of Invention

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a think political affairs presentation device for teaching, through the connection of gyro wheel, conveniently remove presentation device, through the threaded rod clamp plate that pushes down, conveniently be connected with ground through the clamp plate, avoid the gyro wheel to rotate, fix the base simultaneously, elastic action through the spring makes the slide bar can automatic re-setting, conveniently drive the briquetting extrusion manuscript simultaneously, conveniently fix the manuscript at the front end of blank, avoid through the fixed drawback of bringing of use glue.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A demonstration device for think political affairs teaching comprises a base, wherein the left side and the right side of the base are respectively and fixedly connected with a threaded sleeve, the threaded sleeve is connected with a threaded rod through threads, the lower end of the threaded rod is fixedly connected with a convex block, the lower end of the threaded rod is fixedly connected with an anti-falling block, the anti-falling block is rotatably connected with a pressing plate, the upper end of the base is fixedly connected with an annular rod, the annular rod is slidably connected with a supporting rod, the left side of the upper end of the annular rod is connected with a threaded pin through threads, the supporting rod is uniformly provided with clamping grooves, the upper end of the supporting rod is connected with a white plate through a bolt, the upper end of the white plate is provided with a sliding groove, the upper end of the white plate is provided with a through groove, the inner part of the, through the connection of gyro wheel, conveniently remove presentation device, through threaded rod push down the clamp plate, conveniently be connected with ground through the clamp plate, avoid the gyro wheel to rotate, fix the base simultaneously, the elastic action through the spring makes the slide bar can automatic re-setting, conveniently drives the briquetting extrusion manuscript simultaneously, conveniently fixes the manuscript at the front end of blank, avoids through the fixed drawback of bringing of use glue.

Furthermore, the left side and the right side of the lower end of the base are respectively connected with the idler wheels in a rotating mode, the lower end of the pressing plate is fixedly connected with the anti-slip pad, the lower end of the threaded rod is connected with the pressing plate in a rotating mode, the pressing plate is prevented from sliding with the ground through the connection of the anti-slip pad, and the base is fixed more firmly.

Furthermore, the threaded pin passes through the upper end left side of annular pole through the screw rotation and connects in the inside of draw-in groove, the lower extreme fixedly connected with L shape piece of blank, through the connection of L shape piece, when meetting great object and needing the demonstration, can hang the object on L shape piece or put on L shape piece.

Furthermore, the inside of the sliding groove is communicated with the inside of the through groove, the rear side of the sliding block is connected with an anti-falling pin through threads, the anti-falling pin is connected with the inside of the through groove in a sliding mode, the sliding block is prevented from being separated from the inside of the sliding groove, and meanwhile sliding of the sliding block is not delayed.

Further, the one end fixed connection of spring is in the rear side surface of slide bar, the other end fixed connection of spring is in the rear side surface of slider, one side fixedly connected with friction pad of briquetting makes slide bar automatic re-setting through the elastic reaction of spring, and the briquetting automatic re-setting simultaneously fixes the manuscript between blank and briquetting.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme passes through the connection of gyro wheel, conveniently removes presentation device, pushes down the clamp plate through the threaded rod, conveniently passes through the clamp plate and is connected with ground, avoids the gyro wheel to rotate, fixes the base simultaneously, and the elastic action through the spring makes the slide bar can automatic re-setting, conveniently drives the briquetting extrusion manuscript simultaneously, conveniently fixes the manuscript at the front end of blank, avoids through the fixed drawback of bringing of use glue.

(2) The lower extreme left and right sides of base rotates respectively and is connected with the gyro wheel, and the lower extreme fixedly connected with slipmat of clamp plate, the lower extreme and the clamp plate of threaded rod rotate to be connected, through the connection of slipmat, prevent that clamp plate and ground from taking place to slide for the base is fixed more firmly.

(3) The screw pin passes through the upper end left side of annular pole through the screw rotation and connects in the inside of draw-in groove, and the lower extreme fixedly connected with L shape piece of blank through the connection of L shape piece, when meetting great object and needing the demonstration, can hang the object on L shape piece or put on L shape piece.

(4) The inside of spout and the inside switch-on that leads to the groove, there is the anticreep round pin the rear side of slider through threaded connection, and the anticreep round pin is connected with the inside sliding connection who leads to the groove, through the anticreep round pin with the inside sliding connection who leads to the groove, avoids the slider to break away from the inside of spout, does not hinder the slider simultaneously and slides.

(5) The one end fixed connection of spring is in the rear side surface of slide bar, and the other end fixed connection of spring is in the rear side surface of slider, and one side fixedly connected with friction pad of briquetting makes the slide bar automatic re-setting through the elastic reaction of spring, and the briquetting automatic re-setting simultaneously fixes the manuscript between blank and briquetting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a perspective view of the connection between the pressing plate and the threaded rod of the present invention;

fig. 3 is an enlarged left side view of the junction of the whiteboard and the L-shaped member of the present invention;

fig. 4 is a top cross-sectional view of the junction between the whiteboard and the slider of the present invention;

fig. 5 is an enlarged left side sectional view of the joint of the slider and the pressing block of the present invention.

The reference numbers in the figures illustrate:

the device comprises a base 1, a roller 2, a thread bushing 3, a threaded rod 4, a convex block 41, an anti-falling block 5, a pressing plate 6, an anti-sliding pad 7, an annular rod 8, a supporting rod 9, a threaded pin 10, a clamping groove 11, a white board 12, an L-shaped piece 13, a sliding groove 14, a through groove 15, a sliding block 16, an anti-falling pin 17, a sliding rod 18, a spring 19, a pressing block 20 and a friction pad 21.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-5, a demonstration device for thinking political affairs teaching comprises a base 1, referring to fig. 1-5, wherein the left side and the right side of the base 1 are respectively fixedly connected with a threaded sleeve 3, the threaded sleeve 3 is connected with a threaded rod 4 through threads, the lower end of the threaded rod 4 is fixedly connected with a convex block 41, the lower end of the threaded rod 4 is fixedly connected with an anti-falling block 5, the anti-falling block 5 is rotatably connected with a pressing plate 6, the upper end of the base 1 is fixedly connected with an annular rod 8, the annular rod 8 is slidably connected with a supporting rod 9, the left side of the upper end of the annular rod 8 is connected with a threaded pin 10 through threads, the supporting rod 9 is uniformly provided with a clamping groove 11, the upper end of the supporting rod 9 is connected with a white plate 12 through a bolt, the upper end of the white plate 12 is provided with a chute 14, the upper, slide bar 18's front side lower extreme fixedly connected with briquetting 20, through the connection of gyro wheel 2, conveniently remove presentation device, push down clamp plate 6 through threaded rod 4, conveniently pass through clamp plate 6 and be connected with ground, avoid gyro wheel 2 to rotate, fix base 1 simultaneously, the elastic action through spring 19 makes slide bar 18 can automatic re-setting, conveniently drive briquetting 20 extrusion manuscript simultaneously, conveniently fix the manuscript at the front end of blank 12, avoid through the fixed drawback of bringing of using glue.

Referring to fig. 1-2, the left and right sides of the lower end of the base 1 are respectively rotatably connected with the rollers 2, the lower end of the pressing plate 6 is fixedly connected with the anti-slip pad 7, the lower end of the threaded rod 4 is rotatably connected with the pressing plate 6, the pressing plate 6 is prevented from sliding with the ground through the connection of the anti-slip pad 7, so that the base 1 is fixed more firmly, the threaded pin 10 penetrates through the left side of the upper end of the annular rod 8 through the rotation of the threads and is connected inside the clamping groove 11, the lower end of the white board 12 is fixedly connected with the L-shaped piece 13, and when a large object needs to be demonstrated, the object can be hung on the L-shaped piece 13 or placed on.

Referring to fig. 1 and 4, the inside of the sliding slot 14 is connected to the inside of the through slot 15, the rear side of the slider 16 is connected to the anti-slip pin 17 through a thread, the anti-slip pin 17 is slidably connected to the inside of the through slot 15, and the anti-slip pin 17 is slidably connected to the inside of the through slot 15, so that the slider 16 is prevented from being separated from the inside of the sliding slot 14, and the sliding of the slider 16 is not delayed, one end of the spring 19 is fixedly connected to the rear side surface of the sliding rod 18, the other end of the spring 19 is fixedly connected to the rear side surface of the slider 16, one side of the press block 20 is fixedly connected to the friction pad 21, the sliding rod 18 automatically resets through the elastic action of the spring 19, and the press.

The demonstration device is moved to a proper position through the roller 2, then the threaded rod 4 is rotated, the threaded rod 4 respectively drives the convex block 41 and the anti-falling block 5 to move downwards, the anti-falling block 5 is rotatably connected with the pressing plate 6, therefore, when the threaded rod 4 is rotated, the pressing plate 6 cannot rotate, when the pressing plate 6 extrudes the anti-slip mat 7 to be tightly attached to the ground, the roller 2 cannot move, at the moment, the demonstration device is fixed, when the pressing plate 6 is moved to the proper position, the height of the white board 12 is fixed through the connection of the threaded pin 10 and the inside of the clamping groove 11, when a manuscript needs to be fixed on the front side of the white board 12, the sliding block 16 is firstly connected to the inside of the sliding groove 14 through the anti-falling pin 17, then the sliding rod 18 is moved to the front side of the white board 12, the manuscript is moved to the front side of the white board 12 and the rear side of the pressing block 20, then the, meanwhile, the pressing block 20 resets, the manuscript is extruded, the friction between the pressing block 20 and the manuscript is increased through the connection of the friction pad 21, at the moment, the manuscript is fixed on the front side of the white board 12, when the manuscript needs to be moved, the sliding block 16 can be moved inside the sliding groove 14, the L-shaped piece 13 is connected, when a large object needs to be demonstrated, the object can be hung on the L-shaped piece 13 or placed on the L-shaped piece 13, the demonstration device is convenient to move through the connection of the roller 2, the pressing plate 6 is pressed down through the threaded rod 4, the pressing plate 6 is convenient to be connected with the ground, the roller 2 is prevented from rotating, meanwhile, the base 1 is fixed, the sliding rod 18 can automatically reset through the elastic action of the spring 19, the pressing block 20 is convenient to be driven to extrude the manuscript, the manuscript is convenient to be fixed at the front end of the white board 12, and the defects caused by.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a think political affairs presentation device for teaching, includes base (1), its characterized in that: the novel whiteboard is characterized in that the left side and the right side of the base (1) are respectively fixedly connected with a threaded sleeve (3), the threaded sleeve (3) is connected with a threaded rod (4) through threads, the lower end of the threaded rod (4) is fixedly connected with a convex block (41), the lower end of the threaded rod (4) is fixedly connected with an anti-falling block (5), the anti-falling block (5) is rotatably connected with a pressing plate (6), the upper end of the base (1) is fixedly connected with an annular rod (8), the annular rod (8) is slidably connected with a supporting rod (9), the left side of the upper end of the annular rod (8) is connected with a threaded pin (10) through threads, the supporting rod (9) is uniformly provided with a clamping groove (11), the upper end of the supporting rod (9) is connected with a whiteboard (12) through bolts, the upper end of the whiteboard, the inside sliding connection of spout (14) has slider (16), slider (16) sliding connection has slide bar (18), the rear side sliding sleeve of slide bar (18) has spring (19), the front side lower extreme fixedly connected with briquetting (20) of slide bar (18).

2. The presentation device for thinking of political affairs teaching according to claim 1, wherein: the left side and the right side of the lower end of the base (1) are respectively connected with the idler wheels (2) in a rotating mode, the lower end of the pressing plate (6) is fixedly connected with the anti-slip pad (7), and the lower end of the threaded rod (4) is connected with the pressing plate (6) in a rotating mode.

3. The presentation device for thinking of political affairs teaching according to claim 1, wherein: the upper end left side that threaded pin (10) passed annular pole (8) through the screw rotation is connected in the inside of draw-in groove (11), the lower extreme fixedly connected with L shape piece (13) of blank (12).

4. The presentation device for thinking of political affairs teaching according to claim 1, wherein: the inside of spout (14) and the inside switch-on of logical groove (15), there is anticreep round pin (17) rear side through threaded connection slider (16), anticreep round pin (17) and the inside sliding connection of logical groove (15).

5. The presentation device for thinking of political affairs teaching according to claim 1, wherein: one end of the spring (19) is fixedly connected to the rear side surface of the sliding rod (18), the other end of the spring (19) is fixedly connected to the rear side surface of the sliding block (16), and one side of the pressing block (20) is fixedly connected with a friction pad (21).