Tablet extension backplates, extension stands and extension devices

Abstract

To provide an extension back plate, an extension stand and an extension device for a tablet, which can increase the number of external auxiliary accessories and can be applied to various scenes such as a holding structure or a lifting structure. [Solution] The expansion backplate comprises a plate body, a plurality of connecting through-holes formed in the plate body, and connecting members, the connecting members including side connecting members for attaching the plate body to the side of a tablet and one or more rear connecting members for attaching the plate body to the rear of the tablet. The invention allows external auxiliary accessories to be attached to the connecting through-holes on the plate body of the expansion backplate, and the placement of the connecting through-holes on the plate body can additionally expand the attachment area for external auxiliary accessories. Flexible selection of the connecting through-holes also allows for flexible and autonomous attachment of multiple external auxiliary accessories, and the connecting members allow for flexible attachment and detachment of the expansion backplate to the side or rear of a tablet.

Description

[Technical Field]

[0001] The present invention relates to the field of tablet support technology, and more particularly to an extended backplate, an extended stand and an extended device for a tablet. [Background technology]

[0002] Compared to traditional laptops, tablets are thinner, lighter, and more portable, easily fitting into backpacks or handbags, making them ideal for business trips, travel, and everyday commuting. However, as portability increases, the number of electronic interfaces available is also decreasing, making them unable to meet the work and entertainment needs of users with diverse interface needs.

[0003] Currently, to externally mount other external auxiliary accessories on a tablet, a frame-shaped extension stand is usually adopted, the external auxiliary accessories are mounted to a mounting interface on the frame-shaped extension stand, the tablet can be protected inside the frame-shaped extension stand, and the necessary external auxiliary accessories are fixed and mounted to the edge of the extension stand via the mounting interface. Although this makes it easy to mount external auxiliary accessories, the limitations of the frame structure make it difficult to mount more external auxiliary accessories, which limits the number of external auxiliary accessories to a certain extent and also limits their application scenarios to a certain extent. Summary of the Invention [Problem to be solved by the invention]

[0004] SUMMARY OF THE INVENTION One of the objectives of the present invention is to provide an extended backplate for a tablet, which solves the problem that the existing extended stand for a tablet has a limited number of external auxiliary accessories that can be attached.

[0005] The second objective of the present invention is to provide a tablet extension stand that solves the problems of conventional tablet extension stands, such as the limited number of external auxiliary accessories that can be attached and the limited application scenarios.

[0006] The third object of the present invention is to provide a tablet extension device that solves the problem of the limited application scenarios that exist in conventional tablet extension stands. [Means for solving the problem]

[0007] In order to solve the above problems, one of the objects of the present invention is realized as follows.

[0008] An extended backplate for a tablet, comprising: a plate body; a plurality of connection through-holes formed in the plate body for attaching external auxiliary accessories; and connection members, the connection members including side connection members for attaching the plate body to the side of a tablet, and one or more rear connection members for attaching the plate body to the back of the tablet.

[0009] The connecting through-holes are distributed throughout or in part of the plate body, and the connecting through-holes include one or more of screw through-holes and positioning holes.

[0010] When the connecting through-holes are distributed in a part of the plate body, the plate body is further provided with a fixing part for fixing an external auxiliary accessory without a screw connection part.

[0011] The side connection member has a first clamp groove fixedly provided on one side or both opposing sides of the plate body, The rear connecting member has side grooves recessed on opposite sides of the front of the plate body, and second clamp blocks installed opposite the side grooves on the corresponding sides, and the second clamp blocks and the side grooves on the corresponding sides form second clamp grooves for sliding engagement with the corresponding sides of the tablet.

[0012] A cold shoe interface is provided on the top of the plate body.

[0013] The two objectives of the present invention are achieved as follows:

[0014] A tablet extension stand, comprising an extension frame and the tablet extension back plate, wherein NATO slide bars are provided on both opposing sides of the extension frame; The extension back plate is positioned on one side of the extension frame and is matably connected to the NATO slide bar on one side of the extension frame by the side connecting member; or The extension back plate is positioned at the back of the extension frame and is simultaneously matingly connected to the NATO slide bars on both sides of the extension frame by the back connecting members.

[0015] NATO slide bars are provided on either the top or bottom or both of the extension frame.

[0016] The three aspects of the present invention can be realized as follows:

[0017] A tablet extension device comprising the above-mentioned tablet extension stand, further comprising a side handle, and a first engagement block fixed to the side handle for mating connection with a NATO slide bar on the side of the extension frame.

[0018] Three other implementations of the object of the present invention are realized as follows.

[0019] A tablet extension device includes the above-mentioned tablet extension stand and further includes a hanger, and a second engagement block is fixed to the lower part of the hanger for mating connection with the NATO slide bar on the upper part of the extension frame.

[0020] The hanger includes a mounting portion and a lifting portion connected to the mounting portion by a hinge, and the second engagement block is fixed to the bottom of the lifting portion. [Effects of the Invention]

[0021] The beneficial effects of the present invention are as follows:

[0022] In this invention, external auxiliary accessories can be attached to the connecting through-holes on the plate body of the extended back plate. The installation of the connecting through-holes on the plate body further expands the mounting area for external auxiliary accessories, thereby increasing the number of external auxiliary accessories. Furthermore, the location of the external auxiliary accessories can be flexibly selected based on actual needs, allowing for flexible and autonomous mounting of multiple external auxiliary accessories. Furthermore, the extended back plate can be attached to the side of the tablet using side connecting members, or to the back of the tablet using rear connecting members, allowing for flexible mounting and removal of the extended back plate. This invention can also be applied to a variety of scenarios, such as gripping structures or lifting structures. [Brief explanation of the drawings]

[0023] The present invention will be described in more detail below in combination with the drawings and specific embodiments. [Figure 1] 2 is a structural diagram of an embodiment of an extended backplate according to the present invention; [Figure 2] 10 is a structural diagram of another embodiment of the extended backplate according to the present invention; [Figure 3] 1 is a structural diagram of an extension frame according to the present invention; [Figure 4] This is a structural schematic diagram of an extended backplate at the back of the tablet. [Figure 5] 1 is a structural schematic diagram of an extended backplate on the side of the tablet. [Figure 6] FIG. 10 is a structural schematic diagram of Example 3. [Figure 7]FIG. 10 is a structural schematic diagram of Example 4. [Figure 8] FIG. 8 is a schematic diagram of the state in which FIG. 7 is used. DETAILED DESCRIPTION OF THE INVENTION

[0024] The following description will be given with reference to the drawings in the embodiments of the present invention to provide a clear, obvious and complete description of the technical solutions in the embodiments of the present invention. Although many specific details are set forth in the following description to provide a full understanding of the present invention, the present invention can be implemented in other ways different from those described herein, and those skilled in the art can make similar applications without violating the content of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

[0025] Example 1

[0026] As shown in Figures 1 and 2, the extended backplate 1 for a tablet comprises a plate body 11, a plurality of connection through-holes 13 formed in the plate body 11 for attaching external auxiliary accessories, and connection members, the connection members including a side connection member 121 for attaching the plate body 11 to the side of the tablet, and one or more rear connection members 122 for attaching the plate body 11 to the back of the tablet.

[0027] In the present invention, the design of the extended backplate 1 allows external auxiliary accessories to be attached to the connecting through-holes 13 on the plate body 11. The provision of the connecting through-holes 13 on the plate body 11 further expands the attachment area for external auxiliary accessories, thereby increasing the number of external auxiliary accessories. Furthermore, the location of the external auxiliary accessories can be flexibly selected based on actual needs, allowing for flexible and autonomous attachment of multiple external auxiliary accessories. Furthermore, the extended backplate 1 can be attached to the side of the tablet using the side connecting member 121, or to the back of the tablet using the rear connecting member 122, allowing for flexible attachment and detachment of the extended backplate 1.

[0028] The connecting through-holes 13 are distributed throughout or in part of the plate body 11, and include one or two of threaded through-holes or positioning holes. In this embodiment, there are multiple connecting through-holes 13, and the multiple connecting through-holes 13 may be distributed throughout the entire plate body 11 (see FIG. 1), or may be distributed in part of the plate body 11 (i.e., in certain positions, see FIG. 2) as needed. The threaded through-holes are generally of a standard diameter, which facilitates connection with conventional external auxiliary accessories and expands the range of application. In this embodiment, the threaded through-holes can be a 1 / 4 threaded hole 131 or a 3 / 8 threaded hole 132. As shown in FIG. 1 , in one embodiment, the plurality of connecting through-holes 13 are distributed throughout the entire plate body 11, and the plurality of connecting through-holes 13 include one or more of ¼-inch screw holes 131, 3 / 8-inch screw holes 132, and locating holes 133. The ¼-inch screw holes 131 and 3 / 8-inch screw holes 132 refer to the screw diameters, with ¼ indicating a diameter of one-quarter inch and 3 / 8 indicating a diameter of three-eighths of an inch, which are standard screw hole dimensions in the art and are suitable for attaching various external auxiliary accessories. In this embodiment, the ¼-inch screw holes 131 are provided in both the central region and the edge region of the plate body 11. The 3 / 8-inch screw holes 132 and locating holes 133 are provided between the central region with the ¼-inch screw holes 131 and the edge region with the ¼-inch screw holes 131, which helps to rationalize the layout of the attachment positions of external auxiliary accessories as the number of accessories increases. Although this embodiment discloses the distribution of the connection through-holes 13, the present invention is not limited thereto, and the number and distribution positions of the 1 / 4 screw holes 131, 3 / 8 screw holes 132, and positioning holes 133 can be reasonably set according to actual needs. As shown in Fig. 2, in another embodiment, when the connection through-holes 13 are distributed in a portion of the plate body 11, a fixing part 14 for fixing an external auxiliary accessory without a screw connection (e.g., an external auxiliary accessory without a screw, such as a battery, a mobile hard disk, or a hub) is fixedly provided on the plate body 11, and the fixing part 14 includes one or two of a battery hanging plate 141 and a fixing jig 142. The battery hanging plate 141 may be a V-port battery hanging plate for matching with a V-port battery, or may be a battery hanging plate structure for matching with other general batteries.To accommodate more external accessories, the battery holder plate 141 and the fixing jig 142 may adopt related structures in the prior art. The fixing jig 142 is used to clamp a hard disk or a hub (multi-port transponder). In this embodiment, the fixing portions 14 and the mounting areas for the connecting through-holes 13 are arranged side by side on the plate body 11, and the connecting through-holes 13 include one or more of 1 / 4" screw holes 131, 3 / 8" screw holes 132, and positioning holes 133. The starting ends of the fixing portions 14 and the connecting through-holes 13 are both located on the side of the plate body 11 facing away from the tablet (i.e., the back side of the plate body 11), and the side of the plate body 11 facing the tablet (i.e., the front side of the plate body 11) is flat, making it convenient for close installation with the tablet.

[0029] A side connecting member 121 is provided to attach the extension backplate 1 to the side of the tablet, and the side connecting member 121 includes first clamping grooves 1211 fixedly provided on one side or opposite sides of the plate body 11. In this embodiment, the first clamping grooves 1211 are structured as two oppositely installed first clamping blocks 1212, with the first clamping groove 1211 formed between the two first clamping blocks 1212. In this embodiment, there are two first clamping grooves 1211, and the two first clamping grooves 1211 are respectively provided on opposite sides of the back of the plate body 11. One of the first clamping blocks 1212 is provided with a clamping member 1213 for clamping the plate body 11 to the corresponding side of the tablet.

[0030] The rear connecting member 122 includes side grooves 1222 recessed on opposite sides of the front of the plate body 11, and second clamping blocks 1221 installed opposite the corresponding side grooves 1222. The two second clamping blocks 1221 are installed opposite each other, and the second clamping blocks 1221 and the corresponding side grooves 1222 form second clamping grooves for slidingly fitting into the corresponding sides of the tablet. The two second clamping blocks 1221 are installed on opposite sides of the front of the plate body 11, i.e., the second clamping grooves are located on the front of the plate body 11. Each second clamping block 1221 is provided with a clamping member 1213 for clamping the plate body 11 to the corresponding side of the tablet. The clamping member 1213 can be a locking bolt. The second clamping grooves are parallel to the axial direction of the first clamping groove 1211. The side connecting member 121 is located below the rear connecting member 122. The side of the first clamp block 1212 far from the first clamp groove 1211 does not protrude from the front of the plate body 11, and the side of the second clamp block 1221 far from the second clamp groove does not protrude from the rear of the plate body 11, thereby avoiding interference with tablet mounting. A cold shoe interface 15 for connecting compatible external auxiliary accessories is provided on the top of the plate body 11, increasing the number of mounting options for external auxiliary accessories. The number of cold shoe interfaces 15 may be one or more, and in this embodiment, the number of cold shoe interfaces 15 is at least two, allowing for more external auxiliary accessories to be connected.

[0031] Example 2

[0032] 3 to 5, the tablet extension stand includes an extension frame 2 and an extension back plate 1 of Example 1. The structure of the extension back plate 1 has been described in detail in Example 1, so it will not be described again in this example. In this example, the extension frame 2 has a rectangular frame structure, and the inside of the extension frame 2 is used to mount and fix the tablet. The side of the extension frame 2 closest to the front of the tablet is the front, and the side closest to the rear of the tablet is the back. To attach the extension backplate 1 to the side or rear of the tablet, NATO slide bars 21 are fixed to opposite sides of the rear of the extension frame 2. The NATO slide bars 21 are mated with the side connecting members 121 or rear connecting members 122 of the extension backplate 1, allowing the extension backplate 1 to be positioned on the side or rear of the tablet. The installation of the NATO slide bars 21 uses a conventional NATO slide bar structure, which reduces manufacturing costs while also allowing the use of a conventional matching slide groove structure, making installation easier. The NATO slide bars 21 also have multiple connection through-holes 13, which facilitate the connection of more external auxiliary accessories. NATO slide bars 21 installed in other positions in this application all have multiple connection through-holes 13, which include one or more of a 1 / 4" screw hole 131, a 3 / 8" screw hole 132, and a locating hole 133.

[0033] As shown in Figures 3 and 5, to install the extended backplate 1 on one side of the tablet, the extended backplate 1 is mated and connected to the slide bar on one side of the expansion frame 2 by a side connection member 121, so that the extended backplate 1 is located on one side of the expansion frame 2. To install the extended backplate 1 on both sides of the tablet, the extended backplate 1 is mated and connected to the slide bar on both sides of the expansion frame 2 by both side connection members 121, so that the extended backplate 1 is located on both sides of the expansion frame 2.

[0034] As shown in Figures 3 and 4, to position the extended backplate 1 on the back of the tablet, the extended backplate 1 is matingly connected to the NATO slide bars 21 on both sides of the extension frame 2 by the back connecting members 122, i.e., the NATO slide bars 21 on both sides of the extension frame 2 are respectively slidably connected to the second clamping grooves, and the two second clamping grooves are respectively slidably connected to the NATO slide bars 21 on the corresponding sides of the extension frame 2, so that the extended backplate 1 is positioned on the back of the extension frame 2.

[0035] As shown in FIG. 3 , a NATO slide bar 21 is provided on one or both of the top and bottom of the extension frame 2. In this embodiment, NATO slide bars 21 are provided on both the top and bottom of the extension frame 2, and in this embodiment, NATO slide bars 21 are provided on both the top of the extension frame 2 and the bottom of its back. The inner edge of the top of the extension frame 2 is higher than the top of the tablet to form a gripping area that is easy for the user to grasp. An arc quick shoe plate 22 is fixedly provided at the bottom of the extension frame 2 for attaching the extension stand 2 to a camera head with an arc structure. In addition, a recess is opened in the extension frame 2 to expose the interface attached to the tablet when attaching the tablet.

[0036] Example 3

[0037] As shown in Figure 6, a tablet extension device includes a tablet extension stand according to the second embodiment, and further includes a side handle 3. A first engaging block 31 is fixed to the side handle 3 for mating with the NATO slide bar 21 on the side of the extension frame 2. A slide groove is formed in the first engaging block 31 for sliding connection to the corresponding side of the NATO slide bar 21. A fastening member 1213 is screwed to the first engaging block 31 for fastening the first engaging block 31 to the NATO slide bar 21. In this embodiment, one side of the side handle 3 is closed, and a mounting groove is recessed on the side opposite the closed side to accommodate the corresponding side of the extension frame 2. The two opposing side surfaces and the bottom of the mounting groove are tightly fitted to the corresponding surface of the extension frame 2, enhancing gripping stability. The first engaging block 31 is located opposite the closed end of the side handle 3. The side handles 3 of this embodiment allow the user to stably grip the tablet with their hands, improving grip stability and comfort and avoiding the problems of the extension frame 2 being easily damaged by directly gripping it with the user's hands and placing the hand in front of the tablet, which can affect use. This embodiment is suitable for when the extension backplate 1 is located on one side of the tablet, i.e., one side of the extension frame 2 is connected to the extension backplate 1 by a NATO slide bar 21 (not shown in FIG. 6), and the other side of the extension frame 2 is connected to the side handle 3 by the NATO slide bar 21, which improves grip stability of the tablet.

[0038] Example 4

[0039] As shown in Figures 7 and 8, this is an extension device for a tablet, which includes the extension stand of Example 2, and further includes a vertical stand 41 and a hanger 43, and a second engagement block 44 is fixedly provided at the bottom of the hanger 43 for fitting and connecting to the NATO slide bar 21 at the top of the extension frame 2. In this embodiment, the hanger 43 includes a mounting portion 431 and a lifting portion 432 connected to the mounting portion 431 by a hinge. One end of the mounting portion 431 is formed as a connecting sleeve, which is connected to another device by a snap-fit ​​method, such as a vertical stand 41, such as a light stand. The vertical stand 41 may have an extension rod attached to it, and the connecting sleeve of the mounting portion 431 is fitted onto the outside of the extension rod and locked by a fastener 1213. The fastener 1213 passes through the connecting sleeve and presses the extension rod, firmly connecting the mounting portion 431 and the extension rod of the vertical stand 41, thereby achieving tablet lifting (see FIG. 8 of the present invention) and easy removal. The other end of the mounting portion 431 is connected to the lifting portion 432 by a hinge, allowing the angle between them to be adjusted according to actual needs. The angle between them is fixed by the fastener 1213, making it convenient for users to use the tablet. The second engaging block 44 is fixed to the bottom of the lifting part 432, and a slide groove is formed in the bottom of the second engaging block 44 to fit into the NATO slide bar 21 at the top of the extension frame 2. A fastener 1213 is screwed to the second engaging block 44 to fasten the second engaging block 44 of the extension frame 2 to the NATO slide bar 21 at the top of the extension frame 2, freeing the user's hands and stably mounting the tablet on the vertical stand 41, thereby expanding the application scenarios of the extension stand. The fastener 1213 can be a locking screw, and when the locking screw fastens two connected connecting members, the free end of the locking screw passes through one connecting member and presses against the other connecting member, thereby fastening and connecting the two connecting members, which is a common fastening member structure in this field.

[0040] Of course, the described embodiments are not all of the embodiments, but only a part of the embodiments of the present invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without performing any creative work fall within the scope of protection of the present invention. [Explanation of symbols]

[0041] 1, extension back plate; 11, plate body; 121, side connection member; 1211, first clamp groove; 1212, first clamp block; 1213, fastening member; 122, back connection member; 1221, second clamp block; 1222, side recess; 13, connection through hole; 131, 1 / 4 screw hole; 132, 3 / 8 screw hole; 133, positioning hole; 14, fixing part; 141, battery hanging plate; 142, fixing jig; 15, cold shoe interface; 2, extension frame; 21, NATO slide bar; 22, arc quick shoe plate; 3, side handle; 31, first engaging block; 41, vertical stand; 43, hanger; 431, mounting part; 432, lifting part; 44, second engaging block.

Claims

1. An extended backplate for a tablet, comprising: a plate body; a plurality of connection through holes formed in the plate body for attaching external auxiliary accessories; and connection members, the connection members including side connection members for attaching the plate body to the side of the tablet, and one or more rear connection members for attaching the plate body to the back of the tablet.

2. The expansion back plate for a tablet according to claim 1, characterized in that the connection through holes are distributed throughout all or part of the plate body, and the connection through holes include one or two of screw through holes or positioning holes.

3. The expansion back plate for a tablet according to claim 2, characterized in that when the connection through holes are distributed in a portion of the plate body, a fixing portion for fixing an external auxiliary accessory that does not have a screw connection portion is fixedly provided on the plate body.

4. The side connection member includes a first clamp groove fixedly provided on one side or both opposing sides of the plate body, The extended back plate for tablets described in claim 1, characterized in that the back connecting member has side grooves recessed on opposite sides of the front of the plate body, and second clamp blocks installed opposite the side grooves on the corresponding sides, and the side grooves on the sides corresponding to the second clamp blocks form second clamp grooves for sliding engagement with the corresponding sides of the tablet.

5. The extended back plate for a tablet according to claim 1 , wherein a cold shoe interface is provided on the upper part of the plate body.

6. A tablet extension stand, comprising: an extension frame; and an extension back plate for a tablet according to any one of claims 1 to 5, wherein NATO slide bars are provided on both opposing sides of the extension frame; The extension back plate is positioned on one side of the extension frame and is matably connected to a NATO slide bar on one side of the extension frame by the side connection member; or The extension back plate is simultaneously mated and connected to the NATO slide bars on both sides of the extension frame by the back connecting member so as to be positioned at the back of the extension frame.

7. The tablet extension stand according to claim 6, wherein a NATO slide bar is provided on one or both of the upper and lower parts of the extension frame.

8. 8. A tablet expansion device comprising: a tablet expansion stand according to claim 7; and a side handle, wherein a first engagement block is fixedly provided on the side handle for mating connection with a NATO slide bar on the side of the extension frame.

9. 8. A tablet expansion device comprising: a tablet expansion stand according to claim 7; a hanger; and a second engagement block fixedly provided at the bottom of the hanger for mating connection with the NATO slide bar at the top of the extension frame.

10. The tablet expansion device described in claim 9, characterized in that the hanger has an attachment portion and a lifting portion connected to the attachment portion by a hinge, and the second engagement block is fixed to the bottom of the lifting portion.

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