Software development demonstration device

Abstract

The utility model discloses a software development demonstration device, which relates to the technical field of software development and comprises a display screen, the left side and the right side of the display screen are respectively and movably connected with a display screen moving frame, and the bottoms of the two display screen moving frames are fixedly connected with supporting legs. According to the scheme, through cooperation of the lead screw motor, the display screen moving frame, the lifting column body, the abutting block, the outer supporting leg body and the spring telescopic rod, the lead screw motor is started to drive the display screen moving frame to move upwards, and therefore the lifting column body is driven to move upwards; meanwhile, the abutting block is abutted by the inner wall of the outer supporting leg body to move towards one side of the lifting column body, when the lifting column body ascends and descends to a proper height, the spring and the spring telescopic rod reset, the abutting block is clamped into one outer supporting leg clamping groove formed in the inner wall of the outer supporting leg body again, and therefore the lifting column body is stabilized; the problems that in the demonstration process of an existing multimedia display screen, the height of the display screen is inconvenient to adjust, and the display screen is unstable in the adjusting process are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of software development, in particular to a software development demonstration device. Background Art

[0002] Software development is the process of building a software system or the software part of a system according to user requirements, including demand capture, demand analysis, design, implementation and testing, which are generally implemented using a certain programming language. In the process of software development, a display device is needed to display the project content and development results. The existing technology has the following problems:

[0003] Currently, most of the demonstration equipment used for software development is displayed on multimedia display screens. However, during the demonstration process, the existing multimedia display screens are inconvenient to adjust the height of the display screen, and the adjustment process is unstable. In addition, during the demonstration process, the demonstration device is set far away, which may cause the audience at the back to not be able to see the display screen better. If the display screen needs to be moved, the demonstration device must also be moved as a whole, which is time-consuming, labor-intensive and troublesome. Utility Model Content

[0004] The utility model provides a software development demonstration device to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A software development demonstration device comprises a display screen, wherein the left and right sides of the display screen are movably connected with display screen moving frames respectively, and the bottoms of the two display screen moving frames are fixedly connected with supporting legs.

[0007] A further improvement of the technical solution of the utility model is that: the support leg includes an outer support leg, the inner wall of the outer support leg is movably connected with a lifting column, the outer support leg includes an outer support leg body, one side of the inner wall of the outer support leg body is provided with a plurality of outer support leg slots, the bottom of the outer support leg body is fixedly connected with a supporting bottom plate, the top of the outer support leg body is provided with a lifting column extension opening, one side of the outer support leg body is fixedly connected with a motor placement plate, the upper side of one side of the outer support leg body is fixedly connected with a partition, the top of the motor placement plate is fixedly connected with a screw motor, the output end of the screw motor passes through the top of the partition and is fixedly connected with a screw, the outer wall of the screw is threadedly connected with a transmission block, the lifting column includes a lifting column body, and the top of the lifting column body extends to the outer wall of the outer support leg body through the lifting column extension opening. The lifting column body is provided with sliding grooves on the upper and lower sides of one side close to the outer supporting leg slot, and the outer wall of the lifting column body is slidably connected to the inner wall of the outer supporting leg body, and the opposite surfaces of the inner walls of the two sliding grooves are fixedly connected with springs, and the opposite surfaces of the two springs are fixedly connected with sliding blocks, and the outer walls of the two sliding blocks are slidably connected to the inner walls of the sliding grooves, and the two sliding blocks extend to the outer wall of the lifting column body on the side away from the lifting column body and are rotatably connected with a lifting column rotating rod, and the two lifting column rotating rods are rotatably connected with a stop block on the side away from the slider, and the side of the stop block away from the lifting column body is a semicircular cross-section, and the side of the stop block close to the lifting column body is fixedly connected with a spring telescopic rod, and the side of the spring telescopic rod away from the stop block is fixedly connected to one side of the lifting column body, and the outer wall of the stop block is movably connected to the inner wall of one of the outer supporting leg slots.

[0008] A further improvement of the technical solution of the utility model is that the display screen moving frame includes a moving frame body, the bottom of the moving frame body is fixedly connected to the top of the extension port of the lifting column, the upper side of one side of the moving frame body is fixedly connected to one side of the transmission block, the lower side of the moving frame body away from the transmission block is fixedly connected to a motor placement block, the inner wall of the motor placement block is fixedly connected to a motor, the output end of the motor passes through the inner wall of the moving frame body and is fixedly connected to a rotating rod, the left and right ends of the rotating rod are movably connected to the inner wall of the moving frame body, the outer wall of the rotating rod is fixedly connected to a rotating rod, and the end of the rotating rod away from the moving frame body is rotatably connected to a push-pull A rotating rod, one side of the push-pull rotating rod is rotatably connected to the third rotating rod, the side of the push-pull rotating rod away from the rotating rod is rotatably connected to the second rotating rod, the side of the second rotating rod away from the push-pull rotating rod is rotatably connected to the upper inner wall of the mobile frame body, the end of the second rotating rod away from the second rotating rod is rotatably connected to the fourth rotating rod, the middle part of the fourth rotating rod is rotatably connected to the middle part of the third rotating rod, the end of the fourth rotating rod away from the second rotating rod is rotatably connected to the display screen fixing plate, the end of the third rotating rod away from the push-pull rotating rod is rotatably connected to the fifth rotating rod, and the end of the fifth rotating rod away from the third rotating rod is rotatably connected to the inner wall of the display screen fixing plate.

[0009] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0010] The utility model provides a software development demonstration device, which adopts the cooperation of the screw motor, the display screen moving frame, the lifting column body, the stop block, the outer supporting leg body and the spring telescopic rod in the solution. When it is necessary to adjust the height according to the demand, the screw motor is first started to drive the display screen moving frame to move upward, so as to drive the lifting column body at the bottom to move upward. While the lifting column body moves upward, the stop block is moved toward one side of the lifting column body by the stop movement of the inner wall of the outer supporting leg body. When it is lifted to a suitable height, the spring and the spring telescopic rod reset the stop block and re-slot it into one of the outer supporting leg slots opened on the inner wall of the outer supporting leg body, so as to stabilize the lifting column body, thereby solving the problem that the height of the display screen is inconvenient to adjust during the demonstration of the existing multimedia display screen and the problem of instability during the adjustment process.

[0011] The utility model provides a software development demonstration device, which adopts the cooperation of the display screen, motor, rotating rod, rotating rod, push-pull rotating rod, second rotating rod, third rotating rod, fifth rotating rod, display screen fixing plate and fourth rotating rod in the solution. When the display screen needs to be moved according to the needs of the audience in the rear row, the rotating rod is driven to rotate by starting the motor, thereby driving the rotating rod to rotate and pushing the push-pull rotating rod to pull the second rotating rod to rotate. The push-pull rotating rod rotates to press the third rotating rod to rotate so that the fifth rotating rod rotates and pushes the display screen fixing plate. At the same time, the second rotating rod rotates to push the fourth rotating rod to rotate so that the display screen fixing plate moves forward and drives the display screen to move forward. This solves the problem that during the demonstration process, the audience in the rear may not be able to better watch the display screen due to the fact that the demonstration device is set far away. If the display screen needs to be moved, the demonstration device needs to be moved as a whole, which is time-consuming, labor-intensive and troublesome. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the main three-dimensional structure of the utility model;

[0013] Figure 2 This is a three-dimensional cross-sectional structural diagram of the support leg of the utility model;

[0014] Figure 3 This is a schematic diagram of the three-dimensional structure of the outer supporting leg of the utility model;

[0015] Figure 4 This is a schematic diagram of the three-dimensional structure of the lifting column of the utility model;

[0016] Figure 5 It is a schematic diagram of the three-dimensional structure of the display screen moving frame of the utility model.

[0017] In the figure: 1, display screen; 2, display screen moving frame; 21, moving frame body; 22, motor placement block; 23, motor; 24, rotating rod; 25, rotating rod; 26, push-pull rotating rod; 27, second rotating rod; 28, third rotating rod; 29, fourth rotating rod; 210, fifth rotating rod; 211, display screen fixing plate; 3, supporting leg; 31, outer supporting leg; 311, outer supporting leg body; 312, supporting bottom plate; 313, outer supporting leg slot; 314, lifting column extension; 315, motor placement plate; 316, screw motor; 317, partition; 318, screw; 319, transmission block; 32, lifting column; 321, lifting column body; 322, slide groove; 323, spring; 324, slider; 325, lifting column rotating rod; 326, stop block; 327, spring telescopic rod. DETAILED DESCRIPTION

[0018] 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.

[0019] like Figure 1 As shown, the utility model provides a software development demonstration device, the left and right sides of the display screen 1 are movably connected with display screen moving frames 2, and the bottoms of the two display screen moving frames 2 are fixedly connected with support legs 3;

[0020] When the height needs to be adjusted, the display screen moving frame 2 is driven above the opposite surface of the supporting leg 3 to drive the inner wall of the supporting leg 3 to rise upward, thereby driving the display screen 1 to rise. When the position of the display screen 1 needs to be adjusted according to the viewing needs of the rear audience, the internal transmission below the opposite surface of the display screen moving frame 2 is started to extend the front of the display screen moving frame 2 forward and drive the display screen 1 to extend forward.

[0021] like Figure 2-4 As shown, the utility model provides a software development demonstration device, the support leg 3 includes an outer support leg 31, the inner wall of the outer support leg 31 is movably connected with a lifting column 32, the outer support leg 31 includes an outer support leg body 311, one side of the inner wall of the outer support leg body 311 is provided with a plurality of outer support leg slots 313, the bottom of the outer support leg body 311 is fixedly connected with a support bottom plate 312, the top of the outer support leg body 311 is provided with a lifting column extension port 314, and one side of the outer support leg body 311 is fixedly connected There is a motor placement plate 315, a partition plate 317 is fixedly connected to the upper side of the outer support leg body 311, a screw motor 316 is fixedly connected to the top of the motor placement plate 315, the output end of the screw motor 316 passes through the top of the partition plate 317 and is fixedly connected to a screw 318, the outer wall of the screw 318 is threadedly connected to a transmission block 319, the lifting column 32 includes a lifting column body 321, the top of the lifting column body 321 extends to the outer wall of the outer support leg body 311 through the lifting column extension port 314, and the lifting column A slide groove 322 is respectively provided on the upper and lower sides of one side of the main body 321 close to the outer supporting leg slot 313. The outer wall of the lifting column main body 321 is slidably connected to the inner wall of the outer supporting leg main body 311. The inner walls of the two slide grooves 322 are fixedly connected to the opposite surfaces of the two springs 323. The opposite surfaces of the two springs 323 are fixedly connected to the sliders 324. The outer walls of the two sliders 324 are slidably connected to the inner walls of the slide grooves 322. The two sliders 324 extend to the outer wall of the lifting column main body 321 away from the side of the lifting column main body 321. The lifting column rotating rod 325 is rotatably connected to the wall, and the side of the two lifting column rotating rods 325 away from the slider 324 is rotatably connected to the stop block 326, and the side of the stop block 326 away from the lifting column body 321 is a semicircular cross-section, and the side of the stop block 326 close to the lifting column body 321 is fixedly connected to a spring telescopic rod 327, and the side of the spring telescopic rod 327 away from the stop block 326 is fixedly connected to one side of the lifting column body 321, and the outer wall of the stop block 326 is movably connected to the inner wall of one of the outer support leg slots 313;

[0022] When the height needs to be adjusted according to the demand, the screw motor 316 is first started. After the screw motor 316 is started, the transmission screw rod 318 rotates, and the screw rod 318 rotates to make the transmission block 319 move upward, thereby driving the display screen moving frame 2 to move upward. The display screen moving frame 2 moves upward and drives the lifting column body 321 at the bottom to move upward. While the lifting column body 321 moves upward, the stop block 326 is pushed by the inner wall of the outer support leg body 311 to move toward one side of the lifting column body 321 to press the spring telescopic rod 327. At the same time, the lifting column rotating rod 325 on the upper and lower sides of the stop block 326 rotates to push the slider 324 to slide on the inner wall of the slide groove 322 to press the spring 323. When it is lifted to a suitable height, the spring 323 and the spring telescopic rod 327 reset the stop block 326 and re-enter one of the outer support leg slots 313 opened on the inner wall of the outer support leg body 311, thereby stabilizing the lifting column body 321.

[0023] like Figure 5 As shown, the utility model provides a software development demonstration device, the display screen moving frame 2 includes a moving frame body 21, the bottom of the moving frame body 21 is fixedly connected to the top of the lifting column extension port 314, one side of the moving frame body 21 is fixedly connected to one side of the transmission block 319, the moving frame body 21 is fixedly connected to a motor placement block 22 at the lower side away from the transmission block 319, the inner wall of the motor placement block 22 is fixedly connected to a motor 23, the output end of the motor 23 passes through the inner wall of the moving frame body 21 and is fixedly connected to a rotating rod 24, the left and right ends of the rotating rod 24 are movably connected to the inner wall of the moving frame body 21, the outer wall of the rotating rod 24 is fixedly connected to a rotating rod 25, and the end of the rotating rod 25 away from the moving frame body 21 is rotatably connected to the push-pull rotating rod 2 6. One side of the push-pull rotating rod 26 is rotatably connected to the third rotating rod 28, the side of the push-pull rotating rod 26 away from the rotating rod 25 is rotatably connected to the second rotating rod 27, the side of the second rotating rod 27 away from the push-pull rotating rod 26 is rotatably connected to the upper inner wall of the mobile frame body 21, the end of the second rotating rod 27 away from the second rotating rod 27 is rotatably connected to the fourth rotating rod 29, the middle part of the fourth rotating rod 29 is rotatably connected to the middle part of the third rotating rod 28, the end of the fourth rotating rod 29 away from the second rotating rod 27 is rotatably connected to the display screen fixing plate 211, the end of the third rotating rod 28 away from the push-pull rotating rod 26 is rotatably connected to the fifth rotating rod 210, and the end of the fifth rotating rod 210 away from the third rotating rod 28 is rotatably connected to the inner wall of the display screen fixing plate 211;

[0024] When the display screen 1 needs to be moved according to the needs of the rear audience, the motor 23 on the inner wall of the motor placement block 22 is started. After the motor 23 is started, the transmission rotating rod 24 rotates, thereby driving the rotating rod 25 to rotate, pushing the push-pull rotating rod 26 to pull the second rotating rod 27 to rotate, and the push-pull rotating rod 26 rotates to press the third rotating rod 28 to rotate, thereby causing the fifth rotating rod 210 to rotate and push the display screen fixing plate 211. At the same time, the second rotating rod 27 rotates to push the fourth rotating rod 29 to rotate, thereby moving the display screen fixing plate 211 forward and driving the display screen 1 forward.

[0025] The following is a detailed description of the working principle of the software development demonstration device.

[0026] like Figure 1-5 As shown, when the height needs to be adjusted according to the demand, the screw motor 316 is first started. After the screw motor 316 is started, the transmission screw 318 rotates. The screw 318 rotates to make the transmission block 319 move upward, thereby driving the display screen moving frame 2 to move upward. The display screen moving frame 2 moves upward and drives the bottom lifting column body 321 to move upward. While the lifting column body 321 moves upward, the stop block 326 is pushed by the inner wall of the outer support leg body 311 to move to one side of the lifting column body 321 to press the spring telescopic rod 327. At the same time, the lifting column rotating rods 325 on the upper and lower sides of the stop block 326 rotate to push the slider 324 to slide on the inner wall of the slide groove 322 to press the spring 323. When it is lifted to a suitable height, the spring 323 and the spring The telescopic rod 327 resets the stop block 326 and re-inserts it into one of the outer supporting leg slots 313 opened on the inner wall of the outer supporting leg body 311, thereby stabilizing the lifting column body 321. When the display screen 1 needs to be moved according to the needs of the rear audience, the motor 23 on the inner wall of the motor placement block 22 is started. After the motor 23 is started, the transmission rotating rod 24 rotates, thereby driving the rotating rod 25 to rotate, pushing the push-pull rotating rod 26 to pull the second rotating rod 27 to rotate, and the push-pull rotating rod 26 rotates to press the third rotating rod 28 to rotate, thereby causing the fifth rotating rod 210 to rotate and push the display screen fixing plate 211. At the same time, the second rotating rod 27 rotates to push the fourth rotating rod 29 to rotate, thereby moving the display screen fixing plate 211 forward and driving the display screen 1 forward.

[0027] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A software development demonstration device, comprising a display screen (1), characterized in that: The left and right sides of the display screen (1) are movably connected to display screen moving frames (2), and the bottoms of the two display screen moving frames (2) are fixedly connected to support legs (3).

2. A software development demonstration device according to claim 1, characterized in that: The support leg (3) comprises an outer support leg (31), and the inner wall of the outer support leg (31) is movably connected to a lifting column (32).

3. A software development demonstration device according to claim 2, characterized in that: The outer supporting leg (31) comprises an outer supporting leg body (311), a plurality of outer supporting leg slots (313) are provided on one side of the inner wall of the outer supporting leg body (311), a supporting base plate (312) is fixedly connected to the bottom of the outer supporting leg body (311), and a lifting column extension opening (314) is provided on the top of the outer supporting leg body (311).

4. A software development demonstration device according to claim 3, characterized in that: A motor placement plate (315) is fixedly connected to one side of the outer support leg body (311), a partition plate (317) is fixedly connected to the top of one side of the outer support leg body (311), a screw motor (316) is fixedly connected to the top of the motor placement plate (315), an output end of the screw motor (316) passes through the top of the partition plate (317) and is fixedly connected to a screw (318), and a transmission block (319) is threadedly connected to the outer wall of the screw (318).

5. A software development demonstration device according to claim 2, characterized in that: The lifting column (32) comprises a lifting column body (321), the top of the lifting column body (321) extends to the outer wall of the outer supporting leg body (311) through a lifting column extension opening (314), and a sliding groove (322) is respectively provided on the upper and lower sides of one side of the lifting column body (321) close to the outer supporting leg slot (313), the outer wall of the lifting column body (321) is slidably connected to the inner wall of the outer supporting leg body (311), the inner wall opposite surfaces of the two sliding grooves (322) are fixedly connected to springs (323), the opposite surfaces of the two springs (323) are fixedly connected to sliders (324), the outer walls of the two sliders (324) are slidably connected to the inner wall of the sliding groove (322), and the two sliders (324) are fixedly connected to the inner wall of the sliding groove (322). The side of the block (324) away from the lifting column body (321) extends to the outer wall of the lifting column body (321) and is rotatably connected to a lifting column rotating rod (325); the side of the two lifting column rotating rods (325) away from the slider (324) is rotatably connected to a stop block (326); the side of the stop block (326) away from the lifting column body (321) is a semicircular cross-section; the side of the stop block (326) close to the lifting column body (321) is fixedly connected to a spring telescopic rod (327); the side of the spring telescopic rod (327) away from the stop block (326) is fixedly connected to one side of the lifting column body (321); the outer wall of the stop block (326) is movably connected to the inner wall of one of the outer support leg slots (313).

6. A software development demonstration device according to claim 1, characterized in that: The display screen moving frame (2) comprises a moving frame body (21); the bottom of the moving frame body (21) is fixedly connected to the top of the lifting column extension opening (314); the upper side of one side of the moving frame body (21) is fixedly connected to one side of a transmission block (319); the lower side of the moving frame body (21) away from the transmission block (319) is fixedly connected to a motor placement block (22); the inner wall of the motor placement block (22) is fixedly connected to a motor (23); the output end of the motor (23) passes through the inner wall of the moving frame body (21) and is fixedly connected to a rotating rod (24); the left and right ends of the rotating rod (24) are movably connected to the inner wall of the moving frame body (21).

7. A software development demonstration device according to claim 6, characterized in that: The outer wall of the rotating rod (24) is fixedly connected to a rotating rod (25); one end of the rotating rod (25) away from the moving frame body (21) is rotatably connected to a push-pull rotating rod (26); one side of the push-pull rotating rod (26) is rotatably connected to a third rotating rod (28); the side of the push-pull rotating rod (26) away from the rotating rod (25) is rotatably connected to a second rotating rod (27); the side of the second rotating rod (27) away from the push-pull rotating rod (26) is rotatably connected to the upper part of the inner wall of the moving frame body (21); one end of the second rotating rod (27) away from the second rotating rod (27) is rotatably connected to a fourth rotating rod (29); the middle part of the fourth rotating rod (29) is rotatably connected to the middle part of the third rotating rod (28).

8. A software development demonstration device according to claim 7, characterized in that: One end of the fourth rotating rod (29) away from the second rotating rod (27) is rotatably connected to the display screen fixing plate (211), one end of the third rotating rod (28) away from the push-pull rotating rod (26) is rotatably connected to the fifth rotating rod (210), and one end of the fifth rotating rod (210) away from the third rotating rod (28) is rotatably connected to the inner wall of the display screen fixing plate (211).

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