Science popularization propaganda car convenient for people at different angles to watch

Abstract

The utility model relates to the technical field of popular science propaganda vehicles, and discloses a popular science propaganda vehicle convenient for people at different angles to watch, which comprises a carriage, side plates hinged on two sides of the carriage, hydraulic driving rods hinged between the side plates and the front end of the carriage, and chains hinged between the side plates and the rear end of the carriage, a guide rail is fixedly mounted on the inner bottom wall of the carriage, a sliding strip is slidably mounted in the guide rail, a platform plate is fixedly mounted at the top of the sliding strip, a support is fixedly mounted on the inner bottom wall of the carriage, and a displacement motor is mounted in the support. According to the science popularization propaganda car convenient for people to watch at different angles, a driving motor drives one transmission bevel gear to rotate, the transmission bevel gear can drive an annular bevel gear to rotate, a rotating disc can rotate around a rotating shaft, and science popularization tools located on the surface of the rotating disc can rotate by 360 degrees; therefore, people at different angles can watch the device conveniently, and the publicity range is expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of science popularization propaganda vehicles, in particular to a science popularization propaganda vehicle which is convenient for people to watch from different angles. Background Art

[0002] When using a science propaganda vehicle, the science popularization equipment is first installed inside the vehicle, and then the driver drives the propaganda vehicle around to maximize the science popularization for the masses; if the science popularization equipment is large and inconvenient to move, it can only be placed in the vehicle, allowing people to approach the vehicle to watch. Although the two sides and the rear door of the propaganda vehicle can be opened, there is still a certain distance between the people and the science popularization equipment on the vehicle. At the same time, the vehicle structure will also produce some blind spots for viewing. People have to walk around the vehicle to reduce the blind spots, which will greatly affect the propaganda effect. Therefore, the industry needs a science popularization propaganda vehicle that is convenient for people from different angles to watch to solve the problem. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a science popularization propaganda vehicle that is convenient for people to watch from different angles, has the advantage of being convenient for people to watch from different angles, and solves the above-mentioned problems.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose of facilitating people to watch at different angles, the utility model provides the following technical solutions: a popular science propaganda vehicle that is convenient for people to watch at different angles, including a carriage, side panels are hinged on both sides of the carriage, a hydraulic drive rod is hinged between the side panels and the front end of the carriage, a chain is hinged between the side panels and the rear end of the carriage, a guide rail is fixedly installed on the inner bottom wall of the carriage, a slide bar is slidably installed inside the guide rail, a platform plate is fixedly installed on the top of the slide bar, a support is fixedly installed on the inner bottom wall of the carriage, a displacement motor is installed inside the support, a displacement screw is fixedly installed on the output end of the displacement motor, a threaded sleeve is threadedly connected to the outer side of the displacement screw, a circular groove is opened on the top of the platform plate, a rotating shaft is fixedly installed on the inner bottom wall of the circular groove, a turntable is rotatably installed on the top of the rotating shaft, an annular bevel gear is fixedly installed on the bottom of the turntable, a connecting shaft is rotatably connected to the inner wall of the circular groove, a transmission bevel gear is fixedly installed on the outer side of the connecting shaft, and a shaft rod of one of the transmission bevel gears is fixedly installed with the output end of the drive motor.

[0007] Preferably, the carriage is mounted on a frame of the driving vehicle, and a movable door is hinged at the rear end of the carriage.

[0008] Preferably, there are two groups of guide rails, each group has two guide rails and are symmetrically arranged, and the platform plate is slidably connected to the upper part of the carriage through sliding bars and guide rails.

[0009] Preferably, the other end of the displacement screw is fixedly connected to the inner wall of the carriage through a support, the top of the threaded sleeve is fixedly connected to the bottom of the platform plate, and the two threaded sleeves are installed one on the left side of the bottom of the platform plate and the other on the right side of the bottom of the platform plate.

[0010] Preferably, there are a plurality of rotating shafts, which are arranged in a ring shape with equal intervals.

[0011] Preferably, the annular bevel gear and the transmission bevel gear are meshed with each other.

[0012] Preferably, the bottom of the driving motor is fixedly mounted to the inner bottom wall of the circular groove.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a popular science propaganda vehicle that is convenient for people to watch from different angles, and has the following beneficial effects:

[0015] 1. This popular science propaganda vehicle is convenient for people to watch from different angles. The displacement motor drives the displacement screw to rotate, and the displacement screw drives the threaded sleeve to move sideways. Then the platform plate slides on the guide rail through the slide bar, and the platform plate will move to the top of the unfolded side plate, so that people can watch the popular science tools at close range.

[0016] 2. The popular science propaganda vehicle is convenient for people to watch from different angles. The driving motor drives one of the transmission bevel gears to rotate, and the transmission bevel gear drives the annular bevel gear to rotate. The turntable will rotate around the axis, and the popular science tools on the surface of the turntable will rotate 360 ​​degrees, so that people from different angles can watch the tools and expand the scope of publicity. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a side view;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a side view;

[0019] Figure 3 This is a schematic diagram of the structure of the platform plate of the utility model when viewed from above;

[0020] Figure 4 It is a structural schematic diagram of the platform plate and the turntable of the utility model.

[0021] In the figure: 1. carriage; 2. side panel; 3. hydraulic drive rod; 4. chain; 5. guide rail; 6. slide bar; 7. platform plate; 8. support; 9. displacement motor; 10. displacement screw; 11. threaded sleeve; 12. circular groove; 13. rotating shaft; 14. turntable; 15. annular bevel gear; 16. connecting shaft; 17. transmission bevel gear; 18. driving motor. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-2 The popular science propaganda vehicle is convenient for people to watch from different angles, and includes a carriage 1, which is mounted on the frame of the driving vehicle, and a movable door is hinged at the rear end of the carriage 1. Side panels 2 are hinged on both sides of the carriage 1, and a hydraulic driving rod 3 is hinged between the side panels 2 and the front end of the carriage 1. The side panels 2 can be expanded and retracted by the hydraulic driving rod 3; a chain 4 is hinged between the side panels 2 and the rear end of the carriage 1, which is used to pull the side panels 2 to prevent the side panels 2 from turning down under force.

[0024] See also Figure 3 A guide rail 5 is fixedly installed on the inner bottom wall of the carriage 1. There are two groups of guide rails 5, each group has two guide rails 5 and they are symmetrically arranged. A slide bar 6 is slidably installed inside the guide rail 5, and a platform plate 7 is fixedly installed on the top of the slide bar 6. The platform plate 7 is slidably connected to the upper part of the carriage 1 through the slide bar 6 and the guide rail 5.

[0025] See also Figure 3 A support 8 is fixedly installed on the inner bottom wall of the carriage 1, a displacement motor 9 is installed inside the support 8, a displacement screw 10 is fixedly installed on the output end of the displacement motor 9, and the other end of the displacement screw 10 is fixedly connected to the inner wall of the carriage 1 through the support 8. The rotation of the displacement motor 9 can drive the displacement screw 10 to rotate.

[0026] See also Figure 3 The outer side of the displacement screw 10 is threadedly connected with a threaded sleeve 11, and the top of the threaded sleeve 11 is fixedly connected to the bottom of the platform plate 7. One of the two threaded sleeves 11 is installed on the left side of the bottom of the platform plate 7, and the other is installed on the right side of the bottom of the platform plate 7. In this way, one platform plate 7 can be displaced forward and the other platform plate 7 can be displaced backward, thereby expanding the display range and facilitating people's viewing.

[0027] See also Figure 4A circular groove 12 is provided on the top of the platform plate 7, and a rotating shaft 13 is fixedly installed on the inner bottom wall of the circular groove 12. There are several rotating shafts 13, which are arranged in a ring shape with equal intervals. A turntable 14 is rotatably installed on the top of the rotating shaft 13. The turntable 14 is located inside the circular groove 12, and an annular bevel gear 15 is fixedly installed on the bottom of the turntable 14.

[0028] See also Figure 4 The inner wall of the circular groove 12 is rotatably connected with a connecting shaft 16, and a transmission bevel gear 17 is fixedly installed on the outer side of the connecting shaft 16. The annular bevel gear 15 and the transmission bevel gear 17 are meshed with each other, and a shaft of one transmission bevel gear 17 is fixedly installed with the output end of the driving motor 18, and the bottom of the driving motor 18 is fixedly installed with the inner bottom wall of the circular groove 12. The driving motor 18 can drive the transmission bevel gear 17 to rotate, and the transmission bevel gear 17 can drive the annular bevel gear 15 and the rotating disk 14 to rotate.

[0029] Working principle: When in use, the popular science equipment is placed on the surface of the turntable 14 in advance, and the displacement screw 10 is driven to rotate by the displacement motor 9, and the displacement screw 10 drives the threaded sleeve 11 to move sideways, and then the platform plate 7 slides on the guide rail 5 through the slide bar 6, and the platform plate 7 will move to the top of the unfolded side plate 2, so that people can watch the popular science equipment up close.

[0030] By driving the motor 18 to rotate one of the transmission bevel gears 17, the transmission bevel gear 17 will drive the annular bevel gear 15 to rotate, and the turntable 14 will rotate around the shaft 13, and the popular science tools on the surface of the turntable 14 will rotate 360 ​​degrees, so as to facilitate people to watch the tools from different angles and expand the scope of publicity.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A popular science propaganda vehicle that is convenient for people to watch from different angles, comprising a carriage (1), characterized in that: The two sides of the carriage (1) are hinged with side panels (2), a hydraulic drive rod (3) is hinged between the side panels (2) and the front end of the carriage (1), a chain (4) is hinged between the side panels (2) and the rear end of the carriage (1), a guide rail (5) is fixedly installed on the inner bottom wall of the carriage (1), a slide bar (6) is slidably installed inside the guide rail (5), a platform plate (7) is fixedly installed on the top of the slide bar (6), a support (8) is fixedly installed on the inner bottom wall of the carriage (1), a displacement motor (9) is installed inside the support (8), and a displacement screw (10) is fixedly installed on the output end of the displacement motor (9). ), the outer side of the displacement screw (10) is threadedly connected to a threaded sleeve (11), the top of the platform plate (7) is provided with a circular groove (12), the inner bottom wall of the circular groove (12) is fixedly mounted with a rotating shaft (13), a rotating disk (14) is rotatably mounted on the top of the rotating shaft (13), an annular bevel gear (15) is fixedly mounted on the bottom of the rotating disk (14), the inner wall of the circular groove (12) is rotatably connected to a connecting shaft (16), the outer side of the connecting shaft (16) is fixedly mounted with a transmission bevel gear (17), and the shaft of one of the transmission bevel gears (17) is fixedly mounted to the output end of a driving motor (18).

2. The popular science propaganda vehicle that is convenient for people to watch from different angles according to claim 1 is characterized by: The carriage (1) is mounted on the frame of the driving vehicle, and a movable door is hinged at the rear end of the carriage (1).

3. The popular science propaganda vehicle that is convenient for people to watch from different angles according to claim 1 is characterized by: There are two groups of guide rails (5), each group has two guide rails and they are symmetrically arranged. The platform plate (7) is slidably connected on the carriage (1) via a slide bar (6) and the guide rails (5).

4. The popular science propaganda vehicle that is convenient for people to watch from different angles according to claim 1 is characterized by: The other end of the displacement screw rod (10) is fixedly connected to the inner wall of the carriage (1) via a support (8), the top of the threaded sleeve (11) is fixedly connected to the bottom of the platform plate (7), and the two threaded sleeves (11) are installed, one on the left side of the bottom of the platform plate (7) and the other on the right side of the bottom of the platform plate (7).

5. The popular science propaganda vehicle that is convenient for people to watch from different angles according to claim 1 is characterized by: The rotating shafts (13) are in a plurality and are arranged in a ring-shaped shape with equal intervals.

6. The popular science propaganda vehicle that is convenient for people to watch from different angles according to claim 1 is characterized by: The annular bevel gear (15) and the transmission bevel gear (17) are meshed with each other.

7. The popular science propaganda vehicle that is convenient for people to watch from different angles according to claim 1 is characterized by: The bottom of the driving motor (18) is fixedly mounted on the inner bottom wall of the circular groove (12).

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