Display device based on science and technology popularization and application service

Abstract

The invention discloses a display device based on science and technology popularization and application services, and relates to the technical field of science and technology popularization display. Comprising a box body, a storage opening is formed in the bottom of the box body, a supporting frame is movably installed on the inner side of the storage opening, a telescopic frame is movably installed on the supporting frame, a positioning block is fixedly installed on one side of the box body, metal connecting rods are symmetrically and movably installed on the inner side of the box body, and display assemblies are arranged on the end faces of the metal connecting rods. The display assemblies are matched with the positioning blocks, and the display assemblies are symmetrically arranged about the transverse axis of the box body. The metal connecting rod is driven by the traction part to drive the display assembly to stretch out and draw back, one end of the soft curtain is fixed to the positioning block, and the soft curtain can be automatically wound and unwound under the action of the winding drum and the torsional spring. When the display box is not used, the display assembly can be retracted into the box body, so that the occupied space is greatly reduced, and transportation and storage are facilitated; during use, the display rack can be quickly unfolded to meet display requirements of different sites, and operation is simple, convenient and efficient.

Description

Technical Field

[0001] The present invention relates to the technical field of science and technology promotion and display, and in particular to a display device based on science and technology promotion and application services. Background Art

[0002] In today's era, science and technology promotion and application services play a vital role in promoting social progress, promoting economic development and improving people's quality of life. With the continuous development of science and technology, more and more scientific and technological products are being developed. When people promote science and technology, they need to use display devices to display scientific and technological products so that others can have a clearer understanding of scientific and technological achievements.

[0003] Traditional display devices, such as fixed display panels and static display racks, have numerous limitations. Firstly, their rigid structure and large footprint make them difficult to flexibly adjust and accommodate to varying display locations and needs, making transportation and storage extremely inconvenient. Secondly, their limited, mostly static display formats fail to meet the diverse needs of dynamic displays of scientific and technological information. Furthermore, existing display devices are prone to dust and other stains during use, and lack effective cleaning and maintenance mechanisms, impacting both the display effect and the device's lifespan. Summary of the Invention

[0004] Technical problems solved

[0005] In view of the shortcomings of the existing technology, the present invention provides a display device based on technology promotion and application services, which solves the problems that the existing display device has a fixed structure and is extremely inconvenient to transport and store, occupies a large space but lacks an effective cleaning and maintenance mechanism.

[0006] Technical Solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a display device based on science and technology promotion and application services, including a box body, a storage opening is opened at the bottom of the box body, a support frame is movably installed on the inner side of the storage opening, a telescopic frame is movably installed on the support frame, a positioning block is fixedly installed on one side of the box body, a metal connecting rod is symmetrically and movably installed on the inner side of the box body, a display assembly is provided on the end face of the metal connecting rod, the display assembly cooperates with the positioning block, the display assembly is symmetrically arranged about the transverse axis of the box body, a pulling part is provided on the inner side of the box body, the pulling part is movably connected to the metal connecting rod, a hanging rod is provided on the back side of the box body, a cleaning component is provided on the outer side of the display assembly, and the display assembly and the cleaning component are fitted together.

[0008] In the above-mentioned display device based on technology promotion and application services, a card slot is provided on one side of the positioning block, a card strip is inserted into the inner side of the card slot, and the card strip is fixedly connected to the display component.

[0009] The above-mentioned display device based on technology promotion and application services, the display component includes a connecting seat, a slide groove, a slider, and a curtain box, one end of the slider is movably installed on one end of the metal connecting rod, the connecting seat is movably installed on the outside of the slider, the curtain box is fixedly installed on one side of the connecting seat, the slide groove is opened on the other side of the connecting seat, and the slider is slidably arranged on the inner side of the slide groove.

[0010] The above-mentioned display device based on technology promotion and application services, the display component also includes a card block, a mounting groove, a reel, a torsion spring, and a scroll. The mounting groove is opened at the top of the curtain box, the scroll is fixedly installed on the inner side of the mounting groove, the reel is sleeved on the outer side of the scroll, and the torsion spring is fixedly installed on the outer side of the scroll, wherein one end of the torsion spring is fixedly connected to the inner wall of the mounting groove.

[0011] In the above-mentioned display device based on technology promotion and application services, the inner side surface of the display component is fixedly connected to the side surface of the card strip.

[0012] The above-mentioned display device based on technology promotion and application services, the cleaning component includes a positioning shaft, a cleaning frame, and a rubber roller. The positioning shaft is set on the display component, the cleaning frame is movably installed on the outside of the positioning shaft, and the rubber roller is rotatably installed on the inside of the cleaning frame, and the rubber roller is in contact with the display piece in the display component.

[0013] The above-mentioned display device based on technology promotion and application services, the pulling part includes a driving box, a push rod, and a pulling rod. The driving box is fixedly installed on the inner side of the box body, the push rod is movably arranged inside the driving box, and the pulling rod is fixedly installed at one end of the push rod, and the end face of the pulling rod is movably connected to the metal connecting rod.

[0014] The above-mentioned display device based on technology promotion and application services has a cavity in the middle of the box body and a U-shaped opening near the side, and the U-shaped opening is in the same straight line as the metal connecting rod.

[0015] In the above-mentioned display device based on technology promotion and application services, the pulling rod is a two-section connecting rod, the long rod and the short rod are movably connected by a short axis, and one end of the long rod is movably connected to the metal connecting rod by a short axis.

[0016] In the above-mentioned display device based on technology promotion and application services, the drive box is externally connected to a power source and is initially in an extended state.

[0017] Beneficial effects

[0018] The present invention has the following beneficial effects:

[0019] 1. In this display device, a pull-type metal connecting rod drives the display assembly to extend and retract. One end of the soft curtain is fixed to a positioning block, and the curtain automatically retracts and unfolds under the action of a reel and torsion spring. When not in use, the display assembly can be retracted into the box, significantly reducing the space occupied and facilitating transportation and storage. When in use, it can be quickly unfolded to adapt to the display needs of various venues, providing simple and efficient operation.

[0020] 2. In the present invention, the support frame and the telescopic frame at the bottom are combined, and the weight of the telescopic frame is greater than that of the support frame, so that the center of gravity of the device is lowered, and it has strong stability when placed on the ground; at the same time, the hanging rod design on the back of the box body provides a wall-hanging installation method, which meets the needs of various installation scenarios and expands the scope of use of the device.

[0021] 3. In the present invention, the unfolded soft screen can be used in conjunction with external projection equipment to present technology promotion and application service information in a dynamic and rich form. Compared with traditional static displays, it can display technology content more vividly and comprehensively, attract the audience's attention, and enhance the display effect.

[0022] 4. In the present invention, when the soft curtain is rolled up, the rubber roller in the cleaning component rotates by friction to absorb dust, thereby ensuring the cleanliness of the curtain surface, reducing the frequency of manual cleaning, extending the service life of the display device, and maintaining a long-term stable display effect.

[0023] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional schematic diagram of a display device based on technology promotion and application services of the present invention;

[0025] Figure 2 Schematic diagram of part of the structure of the present invention Figure 1 ;

[0026] Figure 3 Schematic diagram of part of the structure of the present invention Figure 2 ;

[0027] Figure 4 Schematic diagram of part of the structure of the present invention Figure 3 ;

[0028] Figure 5 Schematic diagram of part of the structure of the present invention Figure 4 ;

[0029] Figure 6 Schematic diagram of part of the structure of the present invention Figure 5 ;

[0030] Figure 7 Schematic diagram of part of the structure of the present invention Figure 6 ;

[0031] Figure 8 Schematic diagram of part of the structure of the present invention Figure 7 ;

[0032] Figure 9 Schematic diagram of part of the structure of the present invention Figure 8 ;

[0033] Figure 10 Schematic diagram of part of the structure of the present invention Figure 9 .

[0034] In the figure, 1. box body; 2. support frame; 3. telescopic frame; 4. curtain box; 5. soft curtain; 6. positioning shaft; 7. connecting seat; 8. slider; 9. metal connecting rod; 10. pulling rod; 11. mounting slot; 12. reel; 13. torsion spring; 14. clamping block; 15. U-shaped opening; 16. storage opening; 17. slide; 18. reel; 19. cleaning frame; 20. rubber roller; 21. drive box; 22. ejector rod; 23. positioning block; 24. clamping strip; 25. clamping slot. DETAILED DESCRIPTION

[0035] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0036] See also Figure 1-10 The embodiment of the present invention provides a technical solution: a display device based on science and technology promotion and application services, including a box body 1, a storage opening 16 is opened at the bottom of the box body 1, a support frame 2 is movably installed on the inner side of the storage opening 16, a telescopic frame 3 is movably installed on the support frame 2, a positioning block 23 is fixedly installed on one side of the box body 1, a metal connecting rod 9 is symmetrically and movably installed on the inner side of the box body 1, the end face of the metal connecting rod 9 is provided with a display component, the display component cooperates with the positioning block 23, the display component is symmetrically arranged about the transverse axis of the box body 1, a pulling part is provided on the inner side of the box body 1, the pulling part is movably connected to the metal connecting rod 9, a hanging rod is provided on the back side of the box body 1, a cleaning component is provided on the outer side of the display component, and the display component and the cleaning component are fitted together.

[0037] Specifically, a card slot 25 is formed on one side of the positioning block 23 , and a card strip 24 is inserted into the inner side of the card slot 25 . The card strip 24 is fixedly connected to the display component, and the inner side surface of the display component is fixedly connected to the side surface of the card strip 24 .

[0038] In this embodiment, the positioning block 23 is arranged on one side of the box body 1, and the positioning block 23 is arranged parallel to the soft curtain 5, wherein the card slot 25 opened on the outside of the positioning block 23 is used for plugging in the card strip 24, wherein the outside of the card strip 24 is fixedly connected to the back of the soft curtain 5, and the end of the soft curtain 5 is fixed by plugging the card strip 24 into the inside of the positioning block 23. Therefore, when the curtain box 4 gathers toward the positioning block 23, the card strip 24 and the end face of the soft curtain 5 are fixed, and the soft curtain 5 wrapped around the outside of the reel 12 is rolled up under the rotation of the reel 12.

[0039] Specifically, the display assembly includes a connecting seat 7, a slide groove 17, a slider 8, and a curtain box 4. One end of the slider 8 is movably mounted on one end of the metal connecting rod 9. The connecting seat 7 is movably mounted on the outside of the slider 8. The curtain box 4 is fixedly mounted on one side of the connecting seat 7. The slide groove 17 is opened on the other side of the connecting seat 7, and the slider 8 is slidably arranged on the inner side of the slide groove 17.

[0040] In this embodiment, a connecting seat 7 is provided to connect the metal connecting rod 9 and the curtain box 4. A slide groove 17 is opened on the back of the connecting seat 7 for installing the slider 8. When the metal connecting rods 9 gather together under the drive of the pulling part, the metal connecting rods 9 drive the slider 8 to gather together along the slide groove 17 and expand the connecting seat 7 outward. Since one end of the soft curtain 5 is fixed, the soft curtain 5 rolled up into the curtain box 4 is gradually pulled out.

[0041] Specifically, the display assembly also includes a card block 14, a mounting groove 11, a reel 12, a torsion spring 13, and a reel 18. The mounting groove 11 is opened at the top of the curtain box 4, the reel 18 is fixedly installed on the inner side of the mounting groove 11, the reel 12 is sleeved on the outer side of the reel 18, and the torsion spring 13 is fixedly installed on the outer side of the reel 18, wherein one end of the torsion spring 13 is fixedly connected to the inner wall of the mounting groove 11.

[0042] In this embodiment, a card block 14 is provided to limit the rolled-up soft curtain 5 to prevent it from rolling back, wherein the card block 14 is made of a hollow rubber block, and its shrinkage is used to limit the soft curtain 5. The mounting groove 11 is used for storing the reel 18, the torsion spring 13, the drum 12 and the soft curtain 5 in the wound state. The drum 12 is used for winding the soft curtain 5, wherein the torsion spring 13 provided on the outside of the drum 12 is used to store potential energy. When the curtain box 4 and the soft curtain 5 are fully unfolded, they are in a retracted state and store a certain amount of elastic potential energy. When the curtain box 4 is stored, the soft curtain 5 rotates in the opposite direction under the action of the drum 12 and the torsion spring 13 to roll up the soft curtain 5.

[0043] Specifically, the cleaning component includes a positioning shaft 6, a cleaning frame 19, and a rubber roller 20. The positioning shaft 6 is set on the display assembly, the cleaning frame 19 is movably installed on the outside of the positioning shaft 6, and the rubber roller 20 is rollingly installed on the inside of the cleaning frame 19. The rubber roller 20 is in contact with the display piece in the display assembly.

[0044] In this embodiment, a cleaning portion is provided for cleaning the placement surface of the soft curtain 5, wherein the cleaning frame 19 is manually flipped over to drive the rubber roller 20 to move in the direction close to the placement surface of the soft curtain 5, so that the rubber roller 20 is completely in contact with the placement surface of the soft curtain 5. As the soft curtain 5 is rolled up, the rubber roller 20 rotates under the action of friction, thereby absorbing dust attached to the placement surface of the soft curtain 5, thereby ensuring the cleanliness of the soft curtain 5 after rolling up.

[0045] Specifically, the pulling part includes a driving box 21, a top rod 22, and a pulling rod 10. The driving box 21 is fixedly installed on the inner side of the box body 1, the top rod 22 is movably arranged inside the driving box 21, and the pulling rod 10 is fixedly installed at one end of the top rod 22. The end face of the pulling rod 10 is movably connected to the metal connecting rod 9. The driving box 21 is externally connected to a power supply and is initially in an extended state. The pulling rod 10 is a two-section connecting rod. The long rod and the short rod are movably connected by a short axis, and one end of the long rod is movably connected to the metal connecting rod 9 by a short axis.

[0046] In this embodiment, a pulling portion is provided to pull the pulling rod 10, thereby realizing the gathering and expansion of the pulling rod 10. The driving box 21 can be a bidirectional electric push rod to realize the driving of the two sets of push rods 22. The driving box 21 is a prior art that can be used in conjunction with the present device without disclosing its specific structure.

[0047] Specifically, a cavity is opened in the middle of the box body 1 , and a U-shaped opening 15 is opened near the side. The U-shaped opening 15 and the metal connecting rod 9 are in the same straight line.

[0048] In this embodiment, a U-shaped opening 15 is provided to accommodate the metal connecting rod 9 and the curtain box 4. When the metal connecting rod 9 is in a retracted state, the curtain box 4 gathers toward the positioning block 23, thereby realizing the retraction of the display assembly.

[0049] When the device is in use, the support frame 2 and the telescopic frame 3 at the bottom of the box body 1 can be unfolded to put it in an expanded state to support the box body 1, wherein the weight of the telescopic frame 3 is greater than the weight of the support frame 2, so that the center of gravity of the entire device is biased downward, thereby ensuring the overall stability. The box body 1 can also be fixed by directly hanging it on the wall nails through the hooks provided on the back of the box body 1, and then the driving box 21 is driven. The driving here is to release an electrical signal to the driving box 21 to control the expansion of the metal connecting rod 9, wherein the metal connecting rod 9 will extend and expand the screen box 4 while expanding to fully unfold the soft screen 5. The unfolded soft screen 5 will project information related to technology promotion and application services through external projection equipment.

[0050] The present invention has the following beneficial effects:

[0051] 1. In this display device, a pull-type metal connecting rod drives the display assembly to extend and retract. One end of the soft curtain is fixed to a positioning block, and the curtain automatically retracts and unfolds under the action of a reel and torsion spring. When not in use, the display assembly can be retracted into the box, significantly reducing the space occupied and facilitating transportation and storage. When in use, it can be quickly unfolded to adapt to the display needs of various venues, providing simple and efficient operation.

[0052] 2. In the present invention, the support frame and the telescopic frame at the bottom are combined, and the weight of the telescopic frame is greater than that of the support frame, so that the center of gravity of the device is lowered, and it has strong stability when placed on the ground; at the same time, the hanging rod design on the back of the box body provides a wall-hanging installation method, which meets the needs of various installation scenarios and expands the scope of use of the device.

[0053] 3. In the present invention, the unfolded soft screen can be used in conjunction with external projection equipment to present technology promotion and application service information in a dynamic and rich form. Compared with traditional static displays, it can display technology content more vividly and comprehensively, attract the audience's attention, and enhance the display effect.

[0054] 4. In the present invention, when the soft curtain is rolled up, the rubber roller in the cleaning component rotates by friction to absorb dust, thereby ensuring the cleanliness of the curtain surface, reducing the frequency of manual cleaning, extending the service life of the display device, and maintaining a long-term stable display effect.

[0055] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time.

[0056] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0057] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0058] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one such feature.

[0059] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0060] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. These preferred embodiments do not exhaustively describe all details, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the content of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A display device based on technology promotion and application services, comprising a box body (1), characterized in that: The bottom of the box body (1) is provided with a receiving opening (16), a support frame (2) is movably installed on the inner side of the receiving opening (16), a telescopic frame (3) is movably installed on the support frame (2), a positioning block (23) is fixedly installed on one side of the box body (1), a metal connecting rod (9) is symmetrically and movably installed on the inner side of the box body (1), the end face of the metal connecting rod (9) is provided with a display assembly, the display assembly cooperates with the positioning block (23), the display assembly is symmetrically arranged about the transverse axis of the box body (1), a pulling part is provided on the inner side of the box body (1), the pulling part is movably connected to the metal connecting rod (9), a hanging rod is provided on the back side of the box body (1), a cleaning component is provided on the outer side of the display assembly, and the display assembly and the cleaning component are arranged in a close fit.

2. The display device based on technology promotion and application services according to claim 1, characterized in that: A card slot (25) is provided on one side of the positioning block (23), a card strip (24) is inserted into the inner side of the card slot (25), and the card strip (24) is fixedly connected to the display component.

3. The display device based on technology promotion and application services according to claim 2, characterized in that: The display assembly comprises a connecting seat (7), a slide groove (17), a slider (8), and a curtain box (4); one end of the slider (8) is movably mounted on one end of a metal connecting rod (9); the connecting seat (7) is movably mounted on the outside of the slider (8); the curtain box (4) is fixedly mounted on one side of the connecting seat (7); the slide groove (17) is opened on the other side of the connecting seat (7); and the slider (8) is slidably arranged on the inside of the slide groove (17).

4. The display device based on technology promotion and application services according to claim 3, characterized in that: The display assembly further comprises a block (14), a mounting groove (11), a reel (12), a torsion spring (13), and a reel (18); the mounting groove (11) is opened at the top of the curtain box (4); the reel (18) is fixedly mounted on the inner side of the mounting groove (11); the reel (12) is sleeved on the outer side of the reel (18); the torsion spring (13) is fixedly mounted on the outer side of the reel (18); and one end of the torsion spring (13) is fixedly connected to the inner wall of the mounting groove (11).

5. The display device based on technology promotion and application services according to claim 2, characterized in that: The inner side surface of the display component is fixedly connected to the side surface of the clip strip (24).

6. The display device based on technology promotion and application services according to claim 1, characterized in that: The cleaning component comprises a positioning shaft (6), a cleaning frame (19), and a rubber roller (20); the positioning shaft (6) is arranged on the display assembly; the cleaning frame (19) is movably mounted on the outside of the positioning shaft (6); the rubber roller (20) is rollingly mounted on the inside of the cleaning frame (19); and the rubber roller (20) is fitted with the display piece in the display assembly.

7. The display device based on technology promotion and application services according to claim 1, characterized in that: The pulling portion comprises a driving box (21), a push rod (22), and a pulling rod (10); the driving box (21) is fixedly mounted on the inner side of the box body (1); the push rod (22) is movably arranged inside the driving box (21); the pulling rod (10) is fixedly mounted on one end of the push rod (22); and the end surface of the pulling rod (10) is movably connected to the metal connecting rod (9).

8. The display device based on technology promotion and application services according to claim 1, characterized in that: A cavity is provided in the middle of the box body (1), and a U-shaped opening (15) is provided near the side. The U-shaped opening (15) and the metal connecting rod (9) are in the same straight line.

9. The display device based on technology promotion and application services according to claim 7, characterized in that: The pulling rod (10) is a two-section connecting rod, wherein the long rod and the short rod are movably connected via a short shaft, and one end of the long rod is movably connected to the metal connecting rod (9) via the short shaft.

10. The display device based on technology promotion and application services according to claim 7, characterized in that: The driving box (21) is externally connected to a power source and is initially in an extended state.

Images