Lifting stand column and cover plate connecting structure and television cabinet

Abstract

The utility model provides a lifting stand column and cover plate connecting structure and a television cabinet, the lifting stand column and cover plate connecting structure comprises a first fixing plate, a second fixing plate and an adjusting assembly, and the first fixing plate is connected to the lower surface of a cover plate; the second fixing plate is connected to the top of the lifting stand column. One end of the adjusting assembly is connected with the first fixing plate, and the other end is connected with the lifting column; when the lifting stand column is in the storage state, the adjusting assembly is used for adjusting the vertical position of the cover plate relative to the lifting stand column, and therefore it is guaranteed that the cover plate can be completely attached to the upper end face of the cabinet body when falling for storage. When the cover plate is in the lifting state, the adjusting assembly is used for driving the lower end face of the first fixing plate to be attached to the upper end face of the second fixing plate, and the stability of the cover plate connecting structure is guaranteed. According to the lifting stand column and cover plate connecting structure and the television cabinet, it is guaranteed that the cover plate can be completely attached to the upper end face of the cabinet body when the cover plate descends to be stored, and the appearance attractiveness is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of TV cabinet, in particular to a lifting column and cover plate connecting structure and TV cabinet. BACKGROUND

[0002] At present, with the improvement of people's living quality, the traditional fixed TV cabinet can not meet people's needs. Instead, a new type of multifunctional TV cabinet, which includes a cabinet body, an accommodating cavity is formed in the upper part of the cabinet body, and a TV is connected to the bottom of the accommodating cavity through a lifting structure. When watching TV, the lifting mechanism can lift the TV to expose the cabinet body; after watching, the TV can be lowered and stored in the accommodating cavity through the lifting mechanism, which is convenient and beautiful.

[0003] The structure of the related art TV cabinet, such as the patent application with the patent number CN212644079U, discloses a TV lifting support combined with a storage cabinet, which includes a lifting mechanism, a fixing part, and a hanging device. The fixing part is fixedly installed on the lifting mechanism, and the hanging device is installed on the fixing part. The TV is hung on the hanging device. The TV lifting support is installed in the storage cabinet. The top of the storage cabinet is provided with an opening for the TV lifting support to pass through when lifting the TV. The top of the lifting mechanism is fixedly connected with a cover plate matched with the opening. In the structure of this patent, the cover plate is fixedly connected with the lifting mechanism through a support. Since the column of the lifting mechanism or the cabinet body is prone to errors during processing, the upper end surface of the cover plate and the cabinet body is prone to unevenness when the TV is lowered and stored, thereby affecting the appearance of the entire TV cabinet. SUMMARY

[0004] The technical problem to be solved by the present application is to overcome at least one defect of the above related technology, and to provide a lifting column and cover plate connecting structure and TV cabinet, which can ensure that the cover plate is completely matched with the upper end surface of the cabinet body when it is lowered and stored, and improve the appearance.

[0005] The technical solution of the present application is to provide a lifting column and cover plate connecting structure, which includes

[0006] A first fixed plate connected to the lower surface of the cover plate;

[0007] A second fixed plate connected to the top of the lifting column;

[0008] An adjusting assembly is connected at one end to the first fixed plate and at the other end to the lifting column; when the lifting column is in the storage state, the adjusting assembly is used to adjust the up-and-down position of the cover plate relative to the lifting column; when the lifting column is in the working lifting state, the adjusting assembly is used to drive the lower end face of the first fixed plate to abut against the upper end face of the second fixed plate.

[0009] In some embodiments, the adjusting assembly comprises at least two connecting members symmetrically arranged outside the lifting column, at least two symmetrically arranged sliding blocks are slidably connected to the outer wall of the lifting column in the vertical direction, the upper end of each connecting member is connected to the first fixed plate, the upper end of each connecting member is slidably connected to the corresponding sliding block through the second fixed plate, and an elastic element is arranged between each sliding block and the lower end face of the second fixed plate.

[0010] In some embodiments, the outer wall of the lifting column and the cover plate corresponding to the length direction of both sides is respectively provided with a vertical positioning sliding groove, the sliding block is two, and one end of each sliding block is respectively provided with a positioning protrusion which is slidably matched with the positioning sliding groove.

[0011] In some embodiments, the positioning sliding groove is a T-shaped groove, a dovetail groove or a narrow-mouthed circular groove.

[0012] In some embodiments, the elastic member comprises at least two springs, and each spring is respectively sleeved on the outside of each connecting member, and the upper and lower ends of the spring respectively abut against the lower end face of the second fixed plate and the upper end face of the sliding block.

[0013] In some embodiments, a buffer pad is further arranged between the first fixed plate and the second fixed plate, and a hollow slot is arranged on the buffer pad at a position corresponding to the fastener.

[0014] Another technical solution of the present application is to provide a television lifting cabinet, comprising a cabinet body having a containing cavity, a lifting column, a television hanging rack and a cover plate, the lower end of the lifting column is connected to the bottom of the containing cavity, the television hanging rack is connected to the outside of the lifting column in the vertical position, and the top of the lifting column and the cover plate are connected through the connecting structure of any one of the preceding embodiments.

[0015] In some embodiments, the side of the television hanging rack away from the television is provided with a fixed frame surrounding the outside of the lifting column, at least two oppositely arranged connecting blocks are arranged on the inner wall of the fixed frame, connecting grooves are arranged on the outside of the lifting column, each connecting block is slidably connected in the corresponding connecting groove in the vertical direction, and a locking assembly is arranged on the fixed frame for locking the position of the connecting block and the connecting groove.

[0016] In some embodiments, the locking assembly includes a fastening bolt and a locking nut. The fastening bolt extends out of the connecting block in an inward direction. The fixing frame has a clearance hole for the fastening bolt to pass through. The locking nut engages with the outside of one end of the fastening bolt that extends out of the clearance hole, and one end of the locking nut abuts against the outside of the fixing frame.

[0017] In summary, compared with related technologies, the lifting column and cover plate connection structure and TV lifting cabinet structure proposed in this application have the following advantages:

[0018] First, the lifting column and the cover plate are connected by an adjustment component. This component limits and tightens the cover plate when it is raised, ensuring stability between the cover plate and the lifting column. Additionally, it solves the problem of unevenness between the cover plate and the top of the cabinet when it retracts, ensuring a perfect fit. Furthermore, the elastic element provides a stroke buffer during the cover plate's retraction, preventing a hard collision between the cover plate and the top of the cabinet due to excessive lifting column travel, thus avoiding damage to the cabinet or cover plate.

[0019] Secondly, an elastic buffer pad is added between the first fixing plate and the second fixing plate in this application to prevent the metal first fixing plate and the second fixing plate from colliding and causing noise when the cover is lifted for use; moreover, the buffer pad is provided with a clearance groove, which can avoid the fasteners in the corresponding positions and better ensure the flatness of the mating surface.

[0020] On another note, in this application, the TV mounting bracket and the lifting column are slidably connected by connecting blocks and connecting grooves, which facilitates height adjustment; moreover, the connecting groove and the fixed sliding groove can be shared, simplifying the processing technology; in addition, the position is locked by fastening bolts and locking nuts, which makes adjustment convenient and the locking force stable.

[0021] Other improvements and advantages of this application will be set forth in the following detailed description and will be apparent in part from the specification or may be learned by practicing the application. The objectives and other advantages of this application may be realized and obtained through the structures particularly pointed out in the specification and drawings. Attached Figure Description

[0022] Figure 1 This is a schematic diagram of the connection structure between the lifting column and the cover plate in this application;

[0023] Figure 2 for Figure 1 Enlarged structural diagram at point X in the diagram;

[0024] Figure 3 This is a sectional view of the connection structure between the lifting column and the cover plate in this application;

[0025] Figure 4 Figure 1 is a perspective view of a television lifting cabinet according to the present application;

[0026] Figure 5 Figure 2 is an enlarged view of a partial connection structure between a television hanging rack and a lifting column according to the present application;

[0027] Figure 6 Figure 3 is a sectional view of the partial connection structure between the television hanging rack and the lifting column according to the present application.

[0028] Legend of reference signs:

[0029] 1. first fixing plate; 2. cover plate; 3. second fixing plate; 4. lifting column; 5. connecting piece; 6. sliding block; 7. elastic element; 8. positioning sliding groove; 9. buffer pad; 10. clearance groove; 11. cabinet body; 12. television hanging rack; 13. fixed frame; 14. connecting block; 15. connecting groove; 16. fastening bolt; 17. locking nut; 18. metal washer. DETAILED DESCRIPTION

[0030] First, those skilled in the art should understand that the embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application. Those skilled in the art can adjust them as needed to adapt to specific application occasions.

[0031] In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly specified and limited, the term "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection. For those skilled in the art, the specific meaning of the above-mentioned terms in the embodiments of the present application can be understood according to the specific circumstances.

[0032] In the embodiments of the present application, unless otherwise explicitly specified and limited, the "upper end" or "lower end" of the first feature on the second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the "below" and "underside" of the first feature on the second feature can be that the first feature is directly below or obliquely below the second feature, or it only means that the horizontal height of the first feature is less than that of the second feature.

[0033] The present application will be further described in detail below in conjunction with the drawings and specific embodiments.

[0034] Reference Figures 1-6As shown, the embodiment of the present application discloses a lifting column and cover plate connecting structure, which comprises a first fixed plate 1, a second fixed plate 3 and an adjusting assembly, wherein the first fixed plate 1 is connected to the lower surface of the cover plate 2 through connecting bolts; the second fixed plate 3 is connected to the top of the lifting column 4 through connecting bolts; one end of the adjusting assembly is connected to the first fixed plate 1, and the other end is connected to the lifting column 4; and when the lifting column 4 is in the storage state, the adjusting assembly is used for adjusting the up-down position of the cover plate 2 relative to the lifting column 4, so as to ensure that the cover plate 2 can be completely attached to the upper end surface of the cabinet 11 when the lifting column 4 is lowered for storage; in addition, when the lifting column 4 is in the working lifting state, the adjusting assembly is used to drive the lower end surface of the first fixed plate 1 to be attached to the upper end surface of the second fixed plate 3, so as to ensure the stability of the cover plate 2 structure.

[0035] Specifically, in the embodiment, referring to the accompanying drawings Figure 2 、 3 The adjusting assembly comprises at least two connecting pieces 5 symmetrically arranged outside the lifting column 4, at least two symmetrically arranged sliding blocks 6 are slidably connected to the outer wall of the lifting column 4 in the vertical direction, the upper end of each connecting piece 5 is connected to the first fixed plate 1, the upper end and the lower end of each connecting piece 5 are respectively slid through the second fixed plate 3 and connected to the corresponding sliding block 6, and the elastic element 7 is arranged between each sliding block 6 and the lower end surface of the second fixed plate 3. In this structure, when the lifting column 4 drives the cover plate 2 to be lifted upward to the use height, the cover plate 2 can be pulled downward tightly under the left and right of the elastic element 7 until the first fixed plate 1 and the second fixed plate 3 are attached and abutted, so as to ensure the stability between the cover plate 2 and the lifting column 4. When the lifting column 4 drives the cover plate 2 to be lowered for storage, due to the arrangement of the elastic element 7, the sliding block 6 and the connecting piece 5 structure, the cover plate 2 has an adjustable position that can be moved upward relative to the lifting column 4, that is, when the cover plate 2 is lowered to contact the cabinet 11, the lifting column 4 can still move downward by a proper stroke, so that the cover plate 2 can be completely pulled and reset to the upper surface of the cabinet 11, solving the problem of uneven attachment caused by the size difference of the lifting column 4 in the traditional fixed connection structure.

[0036] In the embodiment, considering the lifting stability and the appearance degree of beauty, preferably, positioning sliding grooves 8 extending in the vertical direction are respectively arranged on the outer walls corresponding to the length directions of the lifting column 4 and the cover plate 2, correspondingly, the sliding block 6 is two, and one end of the two sliding blocks 6 is respectively provided with a positioning protrusion matched with the positioning sliding groove 8. The two sliding blocks 6 are slidably matched in the corresponding positioning sliding grooves 8 through the positioning protrusions, which can not only realize vertical lifting, but also can realize horizontal limiting, that is, the positioning protrusion cannot horizontally separate from the positioning sliding groove 8.

[0037] As a feasible and preferred solution of the positioning sliding groove 8, the positioning sliding groove 8 is a T-shaped groove; generally, the positioning sliding groove 8 can also be a dovetail groove or a narrow-mouth round groove. The T-shaped groove, the dovetail groove and the narrow-mouth round groove are all common structure closing grooves, which are easy to process and mold, and can help to ensure a low mold cost of the framework, but the structure of the T-shaped groove is simpler and easier to manufacture, and can better reduce the mold cost of the framework compared with the other two structures. Therefore, the positioning protrusion should also be a structure matched with the T-shaped groove or the dovetail groove or the narrow-mouth round groove, and is preferably a T-shaped structure.

[0038] In another aspect, the elastic element 7 includes a cylindrical spring, and the number of the spring is matched with the sliding block 6; in this embodiment, two sliding blocks 6 are taken as an example for description. Therefore, the number of the spring is also two, and the two springs are respectively sleeved on the outside of the two connecting pieces 5 to ensure the stability during the extension and contraction of the spring. The upper and lower ends of the spring respectively abut against the lower end surface of the second fixed plate 3 and the upper end surface of the sliding block 6. In addition, the preferred structure of the connecting piece 5 in this structure is also a columnar structure, so that the spring is more convenient to sleeve on the outside of the connecting piece 5, and the stability is better.

[0039] In other embodiments, the elastic element 7 can also be a rubber bellows, an elastic gasket or the like.

[0040] In another aspect, in the structure of the present application, since the first fixed plate 1 and the second fixed plate 3 are generally metal plates, when the lifting column 4 drives the cover plate 2 to lift, the first fixed plate 1 and the second fixed plate 3 will start to collide under the action of the elastic element 7, and noise will be generated. Therefore, in this embodiment, a buffer pad 9 is further arranged between the first fixed plate 1 and the second fixed plate 3, as shown in FIG. 6, and the buffer pad 9 is preferably an EVA plate. Figure 2 3 More specifically, the buffer pad 9 can be glued on the upper surface of the second fixed plate 3 or the lower surface of the first fixed plate 1, or both the lower surface of the first fixed plate 1 and the upper surface of the second fixed plate 3.

[0041] In the structure of the present application, the first fixed plate 1 is fixed on the lower surface of the cover plate 2 by screws, and the top of the lifting column 4 is connected with a sealing plate, and the second fixed plate 3 is fixed on the sealing plate by screws. Therefore, there will be protruding screw heads at the connection. In this embodiment, the buffer pad 9 is provided with a clearance groove 10 corresponding to the fastener (screw head) at the corresponding position, so that the first fixed plate 1, the second fixed plate 3 and the buffer pad 9 can be completely flat and tightly fitted, and the appearance of the cover plate 2 during lifting is guaranteed.

[0042] Referring to FIG. 6, the buffer pad 9 is arranged between the first fixed plate 1 and the second fixed plate 3. Figure 4 5 ​​And 6, another embodiment of the application discloses a television lifting cabinet, comprising a cabinet body 11 with a containing cavity, a lifting column 4, a television hanging rack 12 and a cover plate 2, the lower end of the lifting column 4 is connected to the bottom of the containing cavity, the television hanging rack 12 is connected to the outside of the lifting column 4 in a vertically adjustable manner, and the top of the lifting column 4 is connected with the cover plate 2 through the connecting structure of the above embodiment.

[0043] More specifically, a fixed frame 13 is arranged on the side of the television hanging rack 12 away from the television, and at least two oppositely arranged connecting blocks 14 are arranged on the inner wall of the fixed frame 13. A connecting groove 15 is arranged on the outside of the lifting column 4, each connecting block 14 is slidably connected in the corresponding connecting groove 15 in a vertical direction, and the fixed frame 13 is provided with a locking assembly for locking the position of the connecting block 14 and the connecting groove 15.

[0044] In this embodiment, preferably, the connecting groove 15 can directly use the positioning sliding groove 8 connected by the sliding block 6, that is, the vertically extending positioning sliding groove 8 integrally formed on the outer wall of the lifting column 4 is used for both sliding cooperation with the sliding block 6 and realizing the up and down movement of the television hanging rack 12, simplifying the connecting structure.

[0045] On the other hand, referring to the accompanying drawings Figure 5 、 6 The locking assembly comprises a fastening bolt 16 and a locking nut 17. The fastening bolt 16 penetrates the connecting block 14 in a direction from inside to outside, and the fixed frame 13 is provided with an avoiding hole for the fastening bolt 16 to penetrate. The locking nut 17 is fitted on the outside of the end of the fastening bolt 16 penetrating the avoiding hole, and one end of the locking nut 17 abuts tightly against the outside of the fixed frame 13, realizing the locking and limiting of the connecting block 14 and the lifting column 4. As a preferred structure, the locking nut 17 is a knob nut, which is convenient for manual adjustment and does not need to use tools.

[0046] More specifically, in the above structure, an inner recessed mounting groove is arranged at the middle position of the inner side of the connecting block 14, a metal gasket 18 is fitted at the bottom of the mounting groove, and a through hole is arranged on the metal gasket 18. The fastening nut penetrates the through hole, the connecting block 14 body and the fixed frame 13 in a direction from inside to outside, and is fitted with the locking nut 17. In this structure, the metal gasket 18 is added, which makes the television hanging rack 12 and the lifting column 4 more stable and reliable when locked and positioned at the set height position.

[0047] In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "inner", "outer" and the like indicating the direction or positional relationship in the description of the present application are based on the direction or positional relationship shown in the drawings, which is merely for the convenience of description, and does not indicate or imply that the device or member must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0048] In the description of the present application, the description referring to the terms "the present embodiment", "some embodiments" and the like means that the specific features, mechanisms, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, mechanisms, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in the present specification and the features of the different embodiments or examples can be combined and combined by those skilled in the art without contradiction.

[0049] The above is merely a specific implementation of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A lifting column and cover plate connection structure, characterized by: The utility model relates to a cabinet body with a receiving cavity, a lifting column, a television hanging rack and a cover plate, the lower end of the lifting column is connected to the bottom of the receiving cavity, the television hanging rack is connected to the outside of the lifting column in a vertically adjustable manner, and the top of the lifting column and the cover plate are connected by the connecting structure according to any one of claims 1 to 6. The adjusting assembly includes at least two connecting members symmetrically arranged outside the lifting column, at least two symmetrically arranged sliding blocks are slidably connected to the outer wall of the lifting column in the vertical direction, the upper end of each connecting member is connected to the first fixing plate, the upper end of each connecting member is slidably connected to the corresponding sliding block through the second fixing plate, and an elastic element is arranged between each sliding block and the lower end surface of the second fixing plate. The outer walls of the lifting column and the cover plate corresponding to the two sides in the length direction are respectively provided with vertically extending positioning sliding grooves, the sliding blocks are two, and one end of each sliding block is provided with a positioning protrusion in sliding cooperation with the positioning sliding groove. The positioning sliding groove is a T-shaped groove, a dovetail groove or a narrow-mouthed circular groove.

2. The lift column and cover plate connection structure of claim 1, wherein: The elastic element includes at least two springs, and each spring is correspondingly sleeved on the outside of each connecting member, and the upper and lower ends of the spring are respectively in abutment with the lower end surface of the second fixing plate and the upper end surface of the sliding block.

3. The lift column and cover plate connection structure of claim 2, wherein: A buffer pad is further arranged between the first fixing plate and the second fixing plate, and an avoidance slot is arranged in a position corresponding to a fastener on the buffer pad.

4. The lift column and cover plate connection structure of claim 3, wherein: The utility model relates to a cabinet body with a receiving cavity, a lifting column, a television hanging rack and a cover plate, the lower end of the lifting column is connected to the bottom of the receiving cavity, the television hanging rack is connected to the outside of the lifting column in a vertically adjustable manner, and the top of the lifting column and the cover plate are connected by the connecting structure according to any one of claims 1 to 6.

5. The lift column and deck connection of claim 2 or 3 or 4, wherein: The side, away from the television, of the television hanging rack is provided with a fixed frame surrounding the outside of the lifting column, the inner wall of the fixed frame is provided with at least two oppositely arranged connecting blocks, the outside of the lifting column is provided with connecting grooves, each connecting block is slidably connected in the corresponding connecting groove in the vertical direction, and the fixed frame is provided with a locking assembly for locking the position of the connecting block and the connecting groove.

6. The lift column and cover plate connection structure of claim 1, wherein: The locking assembly includes a fastening bolt and a locking nut, the fastening bolt penetrates out of the connecting block in the direction from inside to outside, the fixed frame is provided with an avoidance hole for the fastening bolt to penetrate through, the locking nut is fitted on the outside of the end of the fastening bolt penetrating out of the avoidance hole, and one end of the locking nut is in abutment with the outside of the fixed frame.

7. A television stand characterized by: ​ 8. The television stand of claim 7, wherein: ​ 9. The television stand of claim 8, wherein: ​

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