CN219300392U

CN219300392U - Road safety science popularization interactive demonstration screen with adjustable viewing angle function

Info

Publication number: CN219300392U
Application number: CN202223577590.3U
Authority: CN
Inventors: 何华平
Original assignee: Hefei Yanjia Technology Co ltd
Current assignee: Hefei Yanjia Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-04
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a road safety science popularization interactive demonstration screen with an adjustable viewing angle function, which belongs to the field of demonstration instruments and comprises a demonstration screen structure, wherein a connecting rope is wound on the outer surface of an internal thread ring, one end of the connecting rope is arranged at the rear end of a screen body.

Description

Road safety science popularization interactive demonstration screen with adjustable viewing angle function

Technical Field

The utility model relates to a demonstration instrument, in particular to a road safety science popularization interactive demonstration screen with an adjustable viewing angle function.

Background

The road traffic safety equipment is an integrated device integrating teaching and science popularization propaganda demonstration, which utilizes a logic circuit to show corresponding results of automobiles, bicycles, trucks, pedestrians and the like under various traffic road conditions, and the device is widely applied to children teaching games and propaganda in science and technology museums according to corresponding traffic signal indication traveling and violation. When the conventional popular science interactive demonstration screen is used, the demonstration screen is usually placed at a certain position and then fixed by using bolts, but the heights of audience personnel are different, so that short sub-population needs to face upward for watching, and tall sub-population needs to semi-squat for watching, the watching effect is influenced, and the use is inconvenient.

Disclosure of Invention

The utility model aims to overcome the defects that in the prior art, after a demonstration screen is placed at a certain position, the demonstration screen is fixed by using bolts, but the heights of audience personnel are different, so that short children need to look up, tall children need to look at while squatting, the watching effect is influenced, and the road safety science popularization interaction demonstration screen with the function of adjusting the watching angle is provided, so that the defects are overcome, and the use is convenient.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model discloses a road safety science popularization interactive demonstration screen with an adjustable viewing angle function, which comprises a demonstration screen structure, wherein the demonstration screen structure comprises a fixing mechanism and a moving mechanism which is arranged in the fixing mechanism and used for moving, the top end of the moving mechanism is provided with a screen body, and the top end of the fixing mechanism is provided with an angle adjusting mechanism used for adjusting an angle;

the moving mechanism comprises an inverted T-shaped sliding plate and round blocks arranged on two sides of the top end of the inverted T-shaped sliding plate, a rotating rod is arranged between the two groups of round blocks, and an external strip used for being arranged at the bottom end of the screen body is arranged at the top end of the rotating rod;

the angle adjusting mechanism comprises a rear rod and a thread groove formed in the outer surface of the rear rod, an inner thread ring is connected to the outer surface of the thread groove in a threaded mode, a connecting rope is wound on the outer surface of the inner thread ring, and one end of the connecting rope is arranged at the rear end of the screen body.

Preferably, the other end of the connecting rope is arranged on the outer surface of the internal thread ring, the internal thread ring is I-shaped, and the internal thread ring limits the wound connecting rope.

Preferably, the top end of the fixing mechanism is movably provided with a movable turntable for rotating, and the rear-mounted rod is arranged at the top end of the movable turntable.

Preferably, the lower extreme of the T-shaped slide board is installed and is linked up the ring, and the mounting frame is installed to the surface of the T-shaped slide board and one side that keeps away from the linking up ring, and the inside movable mounting of mounting frame has the cylinder that is used for removing, and mounting frame and internal thread ring are equipped with two sets of.

Preferably, the fixing mechanism comprises a mounting box and a limiting groove arranged on one side of the inner wall of the mounting box, two groups of limiting grooves are formed in the limiting groove, and the two groups of rollers are respectively and movably connected in the two groups of limiting grooves.

Preferably, a mounting rod is mounted in the mounting box and is far away from one side of the limiting groove, and a gear is mounted on the outer surface of the mounting rod.

Preferably, a saw rack is arranged on one side of the vertical surface of the inverted T-shaped sliding plate, and the saw rack is meshed with the gear to drive the moving mechanism to move.

Preferably, the outer surface of the installation rod is wound with an installation rope on one side of the gear, one end of the installation rope is installed on the outer surface of the installation rod, the other end of the installation rope is installed on the outer surface of the connection ring, the motor is installed on the outer surface of the installation box, and the installation rod is installed at the output end of the motor.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

compared with the prior art, the utility model has the following beneficial effects:

(1) According to the road safety science popularization interactive demonstration screen with the adjustable viewing angle function, through the arrangement of the connecting rope, the rear rod, the internal thread ring and the screen body, the rear rod is held by hand and rotated, so that the connecting rope wound on the outer surface of the internal thread ring is unreeled, at the moment, the screen body is forwards inclined by self gravity, and the rotating rod is driven to rotate between two groups of round blocks through the external connecting strip arranged at the bottom end of the screen body, so that the angle of the screen body to be projected is changed, and the device is suitable for people with different heights;

(2) According to the road safety science popularization interactive demonstration screen with the adjustable viewing angle function, the motor is started through the arrangement of the inverted T-shaped sliding plate, the roller, the limiting groove, the mounting rod, the gear teeth and the saw racks, the mounting rod drives the mounting rope to be wound on the outer surface of the mounting rod, one side of the inverted T-shaped sliding plate is lifted, and as the gear is also arranged on the outer surface of the mounting rod, the inverted T-shaped sliding plate is pushed to move upwards by the rotation of the gear through the saw racks, namely the screen body moves upwards, the roller rolls in the limiting groove, and the height of the screen body is adjusted, so that the road safety science popularization interactive demonstration screen is convenient to use.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a block diagram of the recliner mechanism of the present utility model;

FIG. 3 is a block diagram of a movement mechanism according to the present utility model;

FIG. 4 is an enlarged view of FIG. 3A in accordance with the present utility model;

fig. 5 is a structural view of the fixing mechanism of the present utility model.

In the figure: 1. a demonstration screen structure; 11. an angle adjusting mechanism; 111. a movable turntable; 112. a rear-mounted rod; 113. a thread groove; 114. an internally threaded ring; 115. a connecting rope; 12. a screen body; 13. a moving mechanism; 131. an inverted T-shaped slide plate; 132. a linking ring; 133. a mounting frame; 134. a roller; 135. round blocks; 136. a rotating rod; 137. an external connection bar; 138. a saw rack; 14. a fixing mechanism; 141. a mounting box; 142. a limit groove; 143. a mounting rod; 144. a gear; 145. installing a rope; 146. and a motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, a road safety science popularization interactive demonstration screen with adjustable viewing angle function comprises a demonstration screen structure 1, wherein the demonstration screen structure 1 comprises a fixing mechanism 14 and a moving mechanism 13 arranged in the fixing mechanism 14 and used for moving, a screen body 12 is installed at the top end of the moving mechanism 13, and an angle adjusting mechanism 11 used for adjusting angles is installed at the top end of the fixing mechanism 14 and the rear end of the screen body 12.

The utility model is further described below with reference to examples.

Embodiment one:

referring to fig. 2-4, the moving mechanism 13 includes an inverted T-shaped slide 131 and round blocks 135 mounted on two sides of the top end of the inverted T-shaped slide 131, a rotating rod 136 is mounted between the two sets of round blocks 135, an external connection bar 137 for mounting at the bottom end of the screen body 12 is mounted at the top end of the rotating rod 136, the angle adjusting mechanism 11 includes a rear rod 112 and a thread groove 113 formed on the outer surface of the rear rod 112, an internal thread ring 114 is connected with the outer surface of the thread groove 113 in a threaded manner, a connecting rope 115 is wound on the outer surface of the internal thread ring 114, one end of the connecting rope 115 is mounted at the rear end of the screen body 12, the other end of the connecting rope 115 is mounted on the outer surface of the internal thread ring 114, the internal thread ring 114 is in an i-shape, the internal thread ring 114 limits the wound connecting rope 115, a movable turntable 111 for rotating is mounted at the top end of the fixed mechanism 14, a connecting ring 132 is mounted at the top end of the movable turntable 111, a mounting frame 133 is mounted at the lower end of the movable turntable 131, a mounting frame 133 is mounted at one side of the outer surface of the rear rod 112, the inverted T-shaped slide 131 is wound on the inner surface of the connecting ring 132, and the inner thread ring 133 is mounted at one side of the movable frame 133, and the inner thread ring 133 is movably mounted at the inner thread ring 134.

In this embodiment: the rear rod 112 is held by hand and rotated, so that the connecting rope 115 wound on the outer surface of the inner threaded ring 114 is unreeled, the screen 12 is inclined forwards by self gravity, the rotating rod 136 is driven to rotate between the two groups of round blocks 135 by the external connecting strip 137 arranged at the bottom end of the screen 12, and the projection angle of the screen 12 is changed, so that the device is suitable for people with different heights.

Embodiment two:

referring to fig. 5, the fixing mechanism 14 includes a mounting box 141 and a limiting groove 142 formed in one side of an inner wall of the mounting box 141, the limiting groove 142 is provided with two groups, the two groups of rollers 134 are movably connected in the two groups of limiting grooves 142, a mounting rod 143 is mounted in the mounting box 141 and is far away from one side of the limiting groove 142, a gear 144 is mounted on an outer surface of the mounting rod 143, a rack saw 138 is mounted on one side of a vertical surface of the inverted T-shaped sliding plate 131, the rack saw 138 is meshed with the gear 144 to drive the moving mechanism 13 to move, a mounting rope 145 is wound on one side of the gear 144, one end of the mounting rope 145 is mounted on the outer surface of the mounting rod 143, the other end of the mounting rope 145 is mounted on the outer surface of the connecting ring 132, a motor 146 is mounted on the outer surface of the mounting box 141, and the mounting rod 143 is mounted on an output end of the motor 146.

In this embodiment: starting motor 146, driving installation rope 145 to twine at the surface of installation pole 143 through installation pole 143, carrying out the drawing to one side of falling T shape slide 131, because the surface of installation pole 143 installs gear 144 equally, the rotation of gear 144 will promote falling T shape slide 131 through saw rack 138 and shift up, promptly screen body 12 moves up, and cylinder 134 rolls in the inside of spacing groove 142, adjusts the height of screen body 12, facilitates the use.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an interactive demonstration screen of road safety science popularization with adjustable viewing angle function, includes demonstration screen structure (1), its characterized in that: the demonstration screen structure (1) comprises a fixing mechanism (14) and a moving mechanism (13) which is arranged in the fixing mechanism (14) and used for moving, a screen body (12) is arranged at the top end of the moving mechanism (13), and an angle adjusting mechanism (11) used for adjusting an angle is arranged at the top end of the fixing mechanism (14) and at the rear end of the screen body (12);

the moving mechanism (13) comprises an inverted T-shaped sliding plate (131) and round blocks (135) arranged on two sides of the top end of the inverted T-shaped sliding plate (131), a rotating rod (136) is arranged between the two groups of round blocks (135), and an external connecting strip (137) used for being arranged at the bottom end of the screen body (12) is arranged at the top end of the rotating rod (136);

the angle adjusting mechanism (11) comprises a rear-mounted rod (112) and a thread groove (113) formed in the outer surface of the rear-mounted rod (112), an inner thread ring (114) is connected to the outer surface of the thread groove (113) in a threaded mode, a connecting rope (115) is wound on the outer surface of the inner thread ring (114), and one end of the connecting rope (115) is installed at the rear end of the screen body (12).

2. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 1, wherein the interactive demonstration screen comprises the following components: the other end of the connecting rope (115) is arranged on the outer surface of the inner threaded ring (114), the inner threaded ring (114) is I-shaped, and the inner threaded ring (114) limits the rolled connecting rope (115).

3. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 1, wherein the interactive demonstration screen comprises the following components: the top end of the fixed mechanism (14) is movably provided with a movable turntable (111) for rotating, and the rear-mounted rod (112) is arranged at the top end of the movable turntable (111).

4. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 1, wherein the interactive demonstration screen comprises the following components: the lower extreme of falling T shape slide (131) is installed and is linked up ring (132), and the surface of falling T shape slide (131) just keeps away from one side of linking up ring (132) and installs installing frame (133), and the inside movable mounting of installing frame (133) has cylinder (134) that are used for removing, and installing frame (133) and internal thread ring (114) are equipped with two sets of.

5. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 4, wherein the interactive demonstration screen comprises the following components: the fixing mechanism (14) comprises a mounting box (141) and limiting grooves (142) formed in one side of the inner wall of the mounting box (141), two groups of limiting grooves (142) are formed, and the two groups of rollers (134) are respectively and movably connected in the two groups of limiting grooves (142).

6. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 5, wherein the interactive demonstration screen comprises the following components: the mounting box (141) is internally provided with a mounting rod (143) at one side far away from the limiting groove (142), and the outer surface of the mounting rod (143) is provided with a gear (144).

7. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 4, wherein the interactive demonstration screen comprises the following components: a saw rack (138) is arranged on one side of the vertical surface of the inverted T-shaped sliding plate (131), and the saw rack (138) is meshed with a gear (144) to drive the moving mechanism (13) to move.

8. The interactive demonstration screen for road safety science popularization with the function of adjusting the viewing angle according to claim 6, wherein the interactive demonstration screen comprises the following components: the outer surface of installation pole (143) and twine in one side of gear (144) have installation rope (145), and the one end of installation rope (145) is installed in the outer surface of installation pole (143), and the other end of installation rope (145) is installed in the outer surface of linking ring (132), and the motor (146) is installed to the surface mounting of install bin (141), and the output at motor (146) is installed to installation pole (143).