Village planning demonstration model

Abstract

The utility model relates to the technical field of demonstration models, and discloses a village planning demonstration model, which comprises a base, an electric telescopic rod is fixedly mounted on the upper surface of the base, a display stand is fixedly mounted at the top end of the electric telescopic rod, a circular groove is arranged in the display stand, and a turntable is rotatably mounted on the inner wall of the circular groove. According to the utility model, the square block drives the spherical groove to move downwards, the end part of the pin is provided with the spherical chamfer, the pin slides into the spherical groove through the square block, and then the pin is tightly propped through the acting force of the spring, so that when the display model needs to be dismounted and replaced, the display model can be dismounted and replaced only by reversely pulling out the pin, and the replacement is convenient. The display model is convenient to disassemble, assemble and replace through the device, and the use flexibility of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of demonstration models, in particular to a village planning demonstration model. Background Art

[0002] Planning demonstration models are often used to showcase development plans for cities, villages or other areas. These models can help people understand planning designs more intuitively, thereby promoting communication, decision-making and public participation. The background can include the following aspects: Development needs: The background of the planning demonstration model should clearly state the development needs of the plan, such as urbanization, population growth, economic development, environmental protection, etc. This helps to better understand the purpose and significance of the planning scheme. Natural environment: Considering the natural geographical conditions of the planned area, including topography, water system, vegetation, etc., these factors will have an important impact on the planning design and also need to be reflected in the demonstration model. Social conditions: Understanding the social status of the planning area, including population structure, residential needs, employment, etc., will help to better formulate a planning scheme that conforms to the actual situation. Policy orientation: Considering the policy orientation and planning direction of relevant government departments, ensure that the planning demonstration model is consistent with the government's development plan. Adequate preparation of background information can make the planning demonstration model more convincing and provide decision makers and the public with clear planning concepts and directions.

[0003] An existing national land space planning model (publication number: CN219225750U) has at least the following drawbacks:

[0004] When the above patent is in use, the locking plate and the transparent cover are used in conjunction to facilitate the staff to observe the hollow demonstration body from above. The planning demonstration model and the base in the above patent are designed as an integral whole. If the planning demonstration model needs to be updated or replaced, but it is made into a whole with the base, it will increase the complexity and cost of the operation, and at the same time limit the flexibility of the planning demonstration model. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that in the prior art, the planning demonstration model and the base are designed as an integral whole. If the planning demonstration model needs to be updated or replaced, but it is made into a whole with the base, the complexity and cost of the operation will increase, and the flexibility of the planning demonstration model will be limited. A village planning demonstration model is proposed to solve the problem that

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A village planning demonstration model comprises a base, an electric telescopic rod is fixedly mounted on the upper surface of the base, a display stand is fixedly mounted on the top of the electric telescopic rod, a circular groove is arranged inside the display stand, a turntable is rotatably mounted on the inner wall of the circular groove, a plurality of gears are rotatably mounted in a circular square equidistantly on the lower surface of the turntable, the top of the gear passes through the upper surface of the turntable and is provided with a square hole, a square block is inserted into the inside of the square hole, a display model is fixedly mounted on the upper surface of the square block, a positioning assembly for fixing the square block is arranged on the gear, and a driving mechanism for driving the turntable to rotate is arranged on the display stand.

[0008] As a further solution of the utility model, the positioning assembly includes four grooves equidistantly opened in the circumferential direction of the upper surface of the gear, and pins are inserted into the four side walls of the square hole. The adjacent ends of the four pins are provided with spherical chamfers, and the ends of the pins away from each other pass through the inner wall of the groove and are fixedly installed with a baffle.

[0009] As a further solution of the utility model, a spring is arranged inside the sink, and the two ends of the spring are respectively fixed to the inner wall of the sink and the outer surface of the baffle, and the four sides of the square block are provided with spherical grooves matching the spherical chamfers.

[0010] As a further solution of the utility model, the driving mechanism includes an annular rack fixedly mounted on the bottom wall of the circular groove, the annular rack meshes with the gear, a driving motor is fixedly mounted on the bottom wall of the circular groove, and the output end of the driving motor is fixedly mounted to the rotation center of the turntable.

[0011] As a further solution of the utility model, self-locking universal wheels are fixedly installed at the four corners of the lower surface of the base.

[0012] As a further solution of the utility model, the square block is matched with the square hole.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The spherical groove is driven downward by the square block, and since the end of the pin is provided with a spherical chamfer, the square block is used to make the pin slide into the inside of the spherical groove, and then the pin is tightened by the force of the spring. When it is necessary to remove and replace the display model, it only needs to be pulled out in reverse to complete the removal and replacement of the display model. The device is convenient for disassembly and replacement of the display model, which increases the flexibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a village planning demonstration model proposed by the utility model;

[0016] Figure 2This is a top view structural schematic diagram of a village planning demonstration model proposed by the utility model;

[0017] Figure 3 A schematic diagram of a circular rack of a village planning demonstration model proposed by the utility model;

[0018] Figure 4 A schematic diagram of gears for a village planning demonstration model proposed in the utility model;

[0019] Figure 5 A schematic diagram of a square block of a village planning demonstration model proposed in the utility model;

[0020] Figure 6 for Figure 2 A partial enlarged schematic diagram in the middle.

[0021] In the figure: 1. base; 2. electric telescopic rod; 3. self-locking universal wheel; 4. display stand; 5. turntable; 6. display model; 7. spherical groove; 8. circular rack; 9. gear; 10. square block; 11. square hole; 12. pin; 13. sink; 14. baffle; 15. spring; 16. drive motor. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Reference Figure 1-Figure 6A village planning demonstration model includes a base 1, an electric telescopic rod 2 is fixedly installed on the upper surface of the base 1, a display stand 4 is fixedly installed on the top of the electric telescopic rod 2, a circular groove is arranged inside the display stand 4, a turntable 5 is rotatably installed on the inner wall of the circular groove, a plurality of gears 9 are rotatably installed on the circumference of the lower surface of the turntable 5, a square hole 11 is opened at the top of the gear 9, a square block 10 is inserted in the square hole 11, a display model 6 is fixedly installed on the upper surface of the square block 10, and a positioning component for fixing the square block 10 is arranged on the gear 9. The positioning assembly includes four recessed grooves 13 equidistantly opened in the circumferential direction of the upper surface of the gear 9, and pins 12 are inserted into the four side walls of the square hole 11. The adjacent ends of the four pins 12 are provided with spherical chamfers, and the ends of the pins 12 that are away from each other penetrate the inner wall of the recessed groove 13 and are fixedly installed with a baffle 14. A spring 15 is arranged inside the recessed groove 13, and the two ends of the spring 15 are respectively fixedly installed with the inner wall of the recessed groove 13 and the outer surface of the baffle 14. Spherical grooves 7 matching the spherical chamfers are opened on the four sides of the square block 10, and the square block 10 is matched with the square hole 11.

[0026] During use, the user manually aligns the square block 10 at the bottom of the display model 6 with the square hole 11, and then applies downward force to make the square block 10 drive the spherical groove 7 to move downward. Since the end of the pin 12 is provided with a spherical chamfer, the square block 10 allows the pin 12 to slide into the interior of the spherical groove 7, and then the pin 12 is tightened by the force of the spring 15. When it is necessary to remove and replace the display model 6, it only needs to be pulled out in the opposite direction to complete the removal and replacement of the display model 6. The device facilitates the disassembly and assembly of the display model 6, which increases the flexibility of the device.

[0027] In this embodiment, a driving mechanism for driving the turntable 5 to rotate is provided on the display stand 4, and the driving mechanism includes an annular rack 8 fixedly mounted on the bottom wall of the circular groove, the annular rack 8 is meshed with the gear 9, and a driving motor 16 is fixedly mounted on the bottom wall of the circular groove, and the output end of the driving motor 16 is fixedly mounted to the rotation center of the turntable 5.

[0028] When in use, the turntable 5 is driven to rotate by the driving motor 16, so that the turntable 5 drives the gear 9 to rotate, and the gear 9 drives the display model 6 to revolve. The gear 9 drives itself to rotate by engaging with the annular rack 8, so that the gear 9 drives the display model 6 to rotate. Through this device, it is convenient for viewers to view the display model 6 from multiple directions.

[0029] In this embodiment, self-locking universal wheels 3 are fixedly installed at the four corners of the lower surface of the base 1, and the self-locking universal wheels 3 are used to facilitate the movement of the device.

[0030] It should be noted that when the utility model is in use, the user manually aligns the square block 10 at the bottom of the display model 6 with the square hole 11, and then applies force downward to make the square block 10 drive the spherical groove 7 to move downward. Since the end of the pin 12 is provided with a spherical chamfer, the square block 10 allows the pin 12 to slide into the interior of the spherical groove 7, and then the pin 12 is tightened by the force of the spring 15. When it is necessary to remove and replace the display model 6, it only needs to be pulled out in the reverse direction to complete the removal and replacement of the display model 6. The device is convenient for disassembling and replacing the display model 6, which increases the flexibility of the device. When in use, the turntable 5 is driven to rotate by the driving motor 16, so that the turntable 5 drives the gear 9 to rotate, and the display model 6 is driven to revolve through the gear 9. The gear 9 drives itself to rotate by meshing with the annular rack 8, so that the gear 9 drives the display model 6 to rotate. The device is convenient for viewers to watch the display model 6 from multiple directions.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A village planning demonstration model, comprising a base (1), characterized in that: An electric telescopic rod (2) is fixedly mounted on the upper surface of the base (1); a display stand (4) is fixedly mounted on the top of the electric telescopic rod (2); a circular groove is provided inside the display stand (4); a turntable (5) is rotatably mounted on the inner wall of the circular groove; a plurality of gears (9) are rotatably mounted in a square at equal intervals on the circumference of the lower surface of the turntable (5); the top of the gear (9) passes through the upper surface of the turntable (5) and is provided with a square hole (11); a square block (10) is inserted into the inside of the square hole (11); a display model (6) is fixedly mounted on the upper surface of the square block (10); a positioning assembly for fixing the square block (10) is provided on the gear (9); and a driving mechanism for driving the turntable (5) to rotate is provided on the display stand (4).

2. A village planning demonstration model according to claim 1, characterized in that: The positioning assembly comprises four recessed grooves (13) equidistantly arranged in the circumferential direction of the upper surface of the gear (9); four side walls of the square hole (11) are all provided with column pins (12); adjacent ends of the four column pins (12) are provided with spherical chamfers; ends of the column pins (12) that are away from each other penetrate the inner wall of the recessed groove (13) and are fixedly mounted with a baffle (14).

3. A village planning demonstration model according to claim 2, characterized in that: A spring (15) is arranged inside the sink (13), and two ends of the spring (15) are respectively fixedly mounted on the inner wall of the sink (13) and the outer surface of the baffle (14). The four sides of the square block (10) are all provided with spherical grooves (7) matching the spherical chamfers.

4. A village planning demonstration model according to claim 1, characterized in that: The driving mechanism comprises an annular rack (8) fixedly mounted on the bottom wall of the circular groove, the annular rack (8) meshing with a gear (9), a driving motor (16) fixedly mounted on the bottom wall of the circular groove, and an output end of the driving motor (16) fixedly mounted on the rotation center of the turntable (5).

5. A village planning demonstration model according to claim 1, characterized in that: Self-locking universal wheels (3) are fixedly mounted at the four corners of the lower surface of the base (1).

6. A village planning demonstration model according to claim 1, characterized in that: The square block (10) is arranged to match the square hole (11).

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