Large-screen display device for database

Abstract

The utility model discloses a large screen display device for a database, which relates to the technical field of display devices and comprises a base, two sides of the top surface of the base are fixedly connected with a pair of sliding columns, the top ends of the pair of sliding columns are fixedly connected with separation blades, the sliding columns are sleeved with sleeves, the sliding columns are sleeved with first springs, and the first springs are sleeved with second springs. The two ends of the first spring are fixedly connected with the bottom face of the blocking piece and the top face of the sleeve respectively, the pair of sliding columns are sleeved with a pressing plate, the top end of the pressing plate is attached to the bottom face of the sleeve, the two ends of the pressing plate are fixedly connected with foot stands, and a telescopic rod is fixedly connected to the middle of the top face of the base. The device is reasonable in structure, rotation of the adjusting disc on the adjusting assembly drives the sleeve rod to rotate, rotation of the sleeve rod enables the arm rod to drive the damping rod to move, and therefore the length size of a curtain on the winding roller can be conveniently adjusted according to different use environments.

Description

Technical Field

[0001] The utility model relates to the technical field of display devices, in particular to a large-screen display device for a database. Background Art

[0002] A database is a warehouse that organizes, stores, and manages data according to data structures. There are many types of databases, from the simplest tables that store various data to large database systems that can store massive amounts of data. They have been widely used in various aspects. In real life, in order to display database information to the outside world, a large-screen display device is needed.

[0003] The Chinese utility model patent publication number is CN210860338U. A large-screen display device for a database includes a base, a rotating disk, a rotating shaft and a rotating plate. The bottom of the rotating disk is movably connected to the top of the base through a bearing, the bottom of the rotating shaft is fixedly connected to the left side of the top of the rotating disk, the left side of the rotating plate is movably connected to the inside of the rotating shaft, and the top of the rotating plate includes an organism. The large-screen display device for a database is provided with a rotating shaft, a rotating plate, a connecting plate, a rolling groove, a hollow block and an adjusting mechanism. Through the action of the adjusting mechanism, the rotating plate can be driven to rotate, and then the mounting plate can be driven to rise or fall through the rotation of the rotating plate, so that the height of the device can be easily adjusted during use, so that the device can achieve the effect of easy adjustment when in use, and solves the problem that some existing display devices are more troublesome to adjust when in use. There are still some problems in the above patents. The existing ones are widely used in the form of projection screens, but most of the existing screens are fixed in size and cannot be freely adjusted in size according to different environments. Therefore, the present application provides a large-screen display device for a database to meet the needs. Utility Model Content

[0004] The purpose of the present application is to provide a large-screen display device for a database, in which the sleeve rod is driven to rotate by the rotation of the adjustment disk on the adjustment component, and the rotation of the sleeve rod causes the arm rod to drive the damping rod to move, so that the length of the curtain on the winding roller can be adjusted according to different usage environments.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a large-screen display device for a database, comprising a base, a pair of sliding columns fixedly connected at both sides of the top surface of the base, a baffle fixedly connected to the top of the pair of sliding columns, a sleeve is sleeved on the sliding column, a first spring is sleeved on the sliding column, two ends of the first spring are respectively fixedly connected to the bottom surface of the baffle and the top surface of the sleeve, a pair of sliding columns are sleeved with a pressing plate, the top of the pressing plate is affixed to the bottom surface of the sleeve, two ends of the pressing plate are fixedly connected with a foot seat, a telescopic rod is fixedly connected at the middle position of the top surface of the base, the top of the telescopic rod is fixedly connected to the middle of the bottom surface of the loading platform, and a curtain is arranged on the loading platform; it also includes an opening component and an adjustment component, the opening components are arranged on both sides of the top surface of the loading platform for use with the curtain, and the adjustment component is arranged on the top surface of the loading platform for use with the opening component.

[0006] Preferably, the opening assembly includes a main shaft fixedly installed on both sides of the top surface of the worktable, the main shaft is rotatably connected to a sleeve rod with an opening upward, the top of the main shaft is fixedly connected to a fixed plate, the fixed plate is rotatably connected to the top of the sleeve rod, and a second spring is sleeved on the main shaft, and the two ends of the second spring are respectively fixedly connected to the bottom surface of the fixed plate and the inner bottom surface of the sleeve rod.

[0007] Preferably, the upper and lower ends of the outer surface of the sleeve rod are fixedly connected with a ring, the outer surface of the ring is fixedly connected with an arm rod, the other end of the arm rod is fixedly connected with a damping rod, the upper and lower ends of the damping rod are rotatably connected with a docking plate, the other end of the docking plate is rotatably connected with a winding roller, a winding spring is provided on the top of the winding roller, and the curtain is fixedly connected to the winding roller.

[0008] Preferably, the adjustment assembly includes a linkage disk fixedly mounted on the bottom end of the sleeve rod, a latching tooth is provided on the bottom edge of the linkage disk, a gear shaft is meshed on the latching tooth, the gear shaft is fixedly connected to the rotating rod, a first shaft rod seat is sleeved on the middle position of the gear shaft, and the bottom end of the first shaft rod seat is fixedly connected to the loading platform.

[0009] Preferably, the other end of the rotating rod is fixedly connected to a first pulley, a transmission belt is sleeved on the first pulley, a top end of the transmission belt is sleeved on a second pulley, and the second pulley is fixedly connected to the output rod.

[0010] Preferably, one end of the output rod is rotatably connected to the second shaft rod seat, the bottom end of the second shaft rod seat is fixedly connected to the middle position of the top surface of the loading platform, and the other end of the output rod is fixedly connected to an adjustment disk.

[0011] In summary, the technical effects and advantages of the utility model are:

[0012] The utility model has a reasonable structure. A sleeve rod is rotatably connected to the main shaft. A second spring is arranged inside the sleeve rod. The sleeve rod is driven to rotate through an adjusting component. A sleeve ring is fixedly connected to the surface of the sleeve rod. The sleeve rod is rotated to make the arm rod on the sleeve ring pull the damping rod to move. A docking plate is fixedly connected to both ends of the damping rod, and a winding roller is rotatably connected to the docking plate. The curtain is rolled up on the winding roller and moves through the position of the damping rod, so that the winding roller can adjust the opening size of the curtain. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the display device;

[0015] Figure 2 Schematic diagram of the three-dimensional structure of the stage;

[0016] Figure 3 It is a schematic diagram of the three-dimensional structure of the sleeve rod section;

[0017] Figure 4 for Figure 2 Enlarged structural diagram at A in the middle.

[0018] In the figure: 1. base; 102. slide column; 103. baffle; 104. sleeve; 105. first spring; 106. pressure plate; 107. foot seat; 108. telescopic rod; 109. loading platform; 110. curtain; 2. main shaft; 201. sleeve rod; 202. fixed plate; 203. second spring; 204. sleeve ring; 205. arm rod; 206. damping rod; 207. docking plate; 208. winding roller; 209. winding spring; 3. linkage plate; 301. latching tooth; 302. gear shaft; 303. rotating rod; 304. first shaft rod seat; 305. first pulley; 306. transmission belt; 307. second pulley; 308. output rod; 309. second shaft rod seat; 310. adjusting plate. DETAILED DESCRIPTION

[0019] 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.

[0020] Example: Reference Figure 1-Figure 4 The large-screen display device for a database shown in the figure comprises a base 1, a pair of slide columns 102 are fixedly connected to both sides of the top surface of the base 1, a baffle 103 is fixedly connected to the top of the pair of slide columns 102, a sleeve 104 is sleeved on the slide column 102, a first spring 105 is sleeved on the slide column 102, two ends of the first spring 105 are respectively fixedly connected to the bottom surface of the baffle 103 and the top surface of the sleeve 104, a pair of slide columns 102 are sleeved with a pressure plate 106, and the top of the pressure plate 106 is attached to The bottom surface of the sleeve 104 and the two ends of the pressure plate 106 are fixedly connected with foot seats 107, and the middle position of the top surface of the base 1 is fixedly connected with a telescopic rod 108, and the top of the telescopic rod 108 is fixedly connected to the middle of the bottom surface of the loading platform 109, and a curtain 110 is arranged on the loading platform 109; it also includes an opening component and an adjustment component, the opening components are arranged on both sides of the top surface of the loading platform 109 for use with the curtain 110, and the adjustment component is arranged on the top surface of the loading platform 109 for use with the opening component.

[0021] It should be noted here that when the screen 110 is displaying, the software product is used by projection, and the software data is projected onto the surface of the screen 110 through a projector for display. The specific working principle is referenced by the existing technology and will not be elaborated on here. The unfolded size of the screen 110 can be adjusted by opening the components.

[0022] As a preferred implementation scheme in this embodiment, the opening assembly includes a main shaft 2 fixedly installed on both sides of the top surface of the worktable 109, a sleeve rod 201 with an opening upward is rotatably connected to the main shaft 2, a fixed disk 202 is fixedly connected to the top of the sleeve rod 201, a second spring 203 is sleeved on the main shaft 2, and the two ends of the second spring 203 are respectively fixedly connected to the bottom surface of the fixed disk 202 and the inner bottom surface of the sleeve rod 201, a sleeve ring 204 is fixedly connected to the upper and lower ends of the outer surface of the sleeve rod 201, an arm rod 205 is fixedly connected to the outer surface of the sleeve rod 201, a damping rod 206 is fixedly connected to the other end of the arm rod 205, and a docking plate 207 is rotatably connected to the upper and lower ends of the damping rod 206, and a winding roller 208 is rotatably connected to the other end of the docking plate 207, and a winding roller 208 is provided with a coil spring 209 on the top of the winding roller 208, and the curtain 110 is fixedly connected to the winding roller 208.

[0023] Specifically, a sleeve rod 201 is rotatably connected to the main shaft 2, and a second spring 203 is arranged inside the sleeve rod 201. The sleeve rod 201 is driven to rotate by the adjustment component. A sleeve ring 204 is fixedly connected to the surface of the sleeve rod 201. The sleeve rod 201 is rotated to make the arm rod 205 on the sleeve ring 204 pull the damping rod 206 to move. A docking plate 207 is fixedly connected to both ends of the damping rod 206, and a winding roller 208 is rotatably connected to the docking plate 207. The curtain 110 is wound on the winding roller 208 and moves by the position of the damping rod 206, so that the winding roller 208 can adjust the opening size of the curtain 110.

[0024] As a preferred implementation scheme in this embodiment, the adjustment component includes a linkage disk 3 fixedly installed at the bottom end of the sleeve rod 201, and a latch tooth 301 is provided on the bottom edge of the linkage disk 3, and a gear shaft 302 is meshed on the latch tooth 301, and the gear shaft 302 is fixedly connected to the rotating rod 303, and a first shaft rod seat 304 is sleeved on the middle position of the gear shaft 302, and the bottom end of the first shaft rod seat 304 is fixedly connected to the worktable 109, and the other end of the rotating rod 303 is fixedly connected to a first pulley 305, and a transmission belt 306 is sleeved on the first pulley 305, and the top end of the transmission belt 306 is sleeved on the second pulley 307, and the second pulley 307 is fixedly connected to the output rod 308, and one end of the output rod 308 is rotatably connected to the second shaft rod seat 309, and the bottom end of the second shaft rod seat 309 is fixedly connected to the middle position of the top surface of the worktable 109, and the other end of the output rod 308 is fixedly connected to an adjustment disk 310.

[0025] Specifically, when the sleeve rod 201 is rotated, a pair of sleeve rods 201 are provided, and the installation positions of the linkage disks 3 on the sleeve rod 201 are opposite, so that when the gear shaft 302 is rotated, the sleeve rod 201 can rotate in the opposite direction. The second pulley 307 on the output rod 308 is rotated by rotating the adjusting disk 310. The rotation of the second pulley 307 drives the first pulley 305 to rotate through the transmission belt 306. The transmission belt 306 can use a toothed belt. The rotation of the first pulley 305 drives the linkage disk 3 on the locking tooth 301 to rotate through the gear shaft 302, thereby facilitating the sleeve rod 201 to rotate in the opposite direction to open the curtain 110.

[0026] The working principle of the utility model is as follows: a sleeve rod 201 is rotatably connected to the main shaft 2, a second spring 203 is arranged inside the sleeve rod 201, the sleeve rod 201 is driven to rotate by the adjusting assembly, a sleeve ring 204 is fixedly connected to the surface of the sleeve rod 201, the sleeve rod 201 is rotated to make the arm rod 205 on the sleeve ring 204 pull the damping rod 206 to move, a docking plate 207 is fixedly connected to both ends of the damping rod 206, and a winding roller 208 is rotatably connected to the docking plate 207, the curtain 110 is wound on the winding roller 208, and the position of the damping rod 206 is moved, so that the winding roller 208 can adjust the opening size of the curtain 110;

[0027] When the sleeve rod 201 is rotated, a pair of sleeve rods 201 are provided, and the installation positions of the linkage disks 3 on the sleeve rod 201 are opposite, so that when the gear shaft 302 is rotated, the sleeve rod 201 can rotate in the opposite direction. The second pulley 307 on the output rod 308 is rotated by rotating the adjusting disk 310. The rotation of the second pulley 307 drives the first pulley 305 to rotate through the transmission belt 306. The transmission belt 306 can use a toothed belt. The rotation of the first pulley 305 drives the linkage disk 3 on the locking tooth 301 to rotate through the gear shaft 302, thereby facilitating the sleeve rod 201 to rotate in the opposite direction to open the curtain 110.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A large-screen display device for a database, comprising a base (1), characterized in that: A pair of sliding columns (102) are fixedly connected to both sides of the top surface of the base (1); a baffle (103) is fixedly connected to the top of the pair of sliding columns (102); a sleeve (104) is sleeved on the sliding column (102); a first spring (105) is sleeved on the sliding column (102); two ends of the first spring (105) are respectively fixedly connected to the bottom surface of the baffle (103) and the top surface of the sleeve (104); the pair of sliding columns (102) are fixedly connected to the top of the baffle (103) and the top of the sleeve (104); (102) is sleeved with a pressing plate (106), the top end of the pressing plate (106) is attached to the bottom surface of the sleeve (104), the two ends of the pressing plate (106) are fixedly connected with foot seats (107), the middle part of the top surface of the base (1) is fixedly connected with a telescopic rod (108), the top end of the telescopic rod (108) is fixedly connected with the middle part of the bottom surface of the loading platform (109), and a curtain (110) is arranged on the loading platform (109); It also includes an opening component and an adjustment component, wherein the opening component is arranged on both sides of the top surface of the loading platform (109) and is used in conjunction with the curtain (110), and the adjustment component is arranged on the top surface of the loading platform (109) and is used in conjunction with the opening component.

2. A large-screen display device for a database according to claim 1, characterized in that: The opening assembly comprises a main shaft (2) fixedly mounted on both sides of the top surface of the loading platform (109); a sleeve rod (201) with an opening facing upward is rotatably connected to the main shaft (2); a fixed disk (202) is fixedly connected to the top of the main shaft (2); the fixed disk (202) is rotatably connected to the top of the sleeve rod (201); a second spring (203) is sleeved on the main shaft (2); two ends of the second spring (203) are respectively fixedly connected to the bottom surface of the fixed disk (202) and the inner bottom surface of the sleeve rod (201).

3. A large-screen display device for a database according to claim 2, characterized in that: The upper and lower ends of the outer surface of the sleeve rod (201) are fixedly connected with a sleeve ring (204), the outer surface of the sleeve ring (204) is fixedly connected with an arm rod (205), the other end of the arm rod (205) is fixedly connected with a damping rod (206), the upper and lower ends of the damping rod (206) are rotatably connected with a docking plate (207), the other end of the docking plate (207) is rotatably connected with a winding roller (208), a winding spring (209) is arranged on the top of the winding roller (208), and the curtain (110) is fixedly connected to the winding roller (208).

4. A large-screen display device for a database according to claim 2, characterized in that: The adjustment assembly comprises a linkage disk (3) fixedly mounted on the bottom end of the sleeve rod (201); a latching tooth (301) is provided on the bottom edge of the linkage disk (3); a gear shaft (302) is meshed on the latching tooth (301); the gear shaft (302) is fixedly connected to a rotating rod (303); a first shaft rod seat (304) is sleeved on the middle position of the gear shaft (302); and the bottom end of the first shaft rod seat (304) is fixedly connected to the loading platform (109).

5. A large-screen display device for a database according to claim 4, characterized in that: The other end of the rotating rod (303) is fixedly connected to a first pulley (305), a transmission belt (306) is sleeved on the first pulley (305), the top end of the transmission belt (306) is sleeved on a second pulley (307), and the second pulley (307) is fixedly connected to an output rod (308).

6. A large-screen display device for a database according to claim 5, characterized in that: One end of the output rod (308) is rotatably connected to the second shaft rod seat (309), the bottom end of the second shaft rod seat (309) is fixedly connected to the middle position of the top surface of the loading platform (109), and the other end of the output rod (308) is fixedly connected to the adjustment disk (310).

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