Liftable table frame convenient to install

Abstract

The utility model discloses a lifting table frame convenient to install, and belongs to the technical field of table frames. The utility model relates to a liftable table frame convenient and fast to install, which comprises an adjusting assembly and a supporting assembly, the adjusting assembly comprises a first mounting sleeve, a second mounting sleeve, a locking seat and a locking block; the supporting assembly comprises a telescopic pipe. The locking block is clamped at the upper end of the telescopic pipe, and the locking block is fixedly connected with the first mounting sleeve; the upper end of the telescopic pipe penetrates through the interior of the second mounting sleeve; the second mounting sleeve is nested and clamped on the lower side of the first mounting sleeve, and the second mounting sleeve and the first mounting sleeve are mutually clamped through a locking seat; the locking block is located in a cavity formed by matching the first mounting sleeve, the second mounting sleeve and the locking seat; the number of installation assemblies of the table frame can be reduced, installation of the table frame can be completed only through insertion and clamping of the locking base, the installation difficulty of the table frame is reduced, and rapid installation of the table frame is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of table frames, and more specifically, relates to a liftable table frame with convenient installation. Background Art

[0002] As a commonly used piece of furniture, the existing table frames can usually be lifted to adjust the height of the tabletop, so that users can adjust according to their personal circumstances. The most common table frame adjustment methods include electric drive and manual drive. Among them, manual drive is energy-saving and environmentally friendly, has a lower cost, is easier to control the lifting height and speed, and can be stopped at any time when encountering problems during the process; however, the structures of the existing manually adjustable liftable table frames are relatively complex, the number of installation components is large, and it is not convenient for users to install quickly. Summary of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a liftable table frame with convenient installation, which can reduce the installation components of the table frame, and only by inserting and clamping the locking seat, the installation of the table frame can be completed, reducing the installation difficulty of the table frame and facilitating the quick installation of the table frame.

[0004] A liftable table frame with convenient installation of the utility model, the table frame includes an adjustment component and a support component. The adjustment component includes a first mounting sleeve, a second mounting sleeve, a locking seat and a locking block. The support component includes a telescopic tube. The locking block is clamped at the upper end of the telescopic tube, and a fixed connection is provided between the locking block and the first mounting sleeve. The upper end of the telescopic tube penetrates through the inside of the second mounting sleeve. The second mounting sleeve is nested and clamped on the lower side of the first mounting sleeve, and the second mounting sleeve and the first mounting sleeve are clamped with each other through the locking seat. The locking block is located in the cavity formed by the cooperation of the first mounting sleeve, the second mounting sleeve and the locking seat.

[0005] As a further improvement of the utility model, an insertion groove is provided on one side of the second mounting sleeve, and the second mounting sleeve is nested on the outer side of the upper end of the telescopic tube through the insertion groove. One end of the insertion groove is provided with a mounting groove, and the mounting groove is inserted and connected with the locking seat up and down.

[0006] As a further improvement of the utility model, the mounting groove includes a limiting groove and a locking hole. The locking seat includes a first joint and a second joint. Concave plates extending inwards are symmetrically arranged on the left and right sides of the second mounting sleeve, and the upper side surface of the concave plate and the inner side surface of the second mounting sleeve cooperate to form a limiting groove. A number of locking holes are provided in the upper part of the concave plate. A plurality of first joints are respectively symmetrically arranged on the lower side surface of the locking seat and protrude outwards from the locking seat. The second joint is arranged at the center of the lower side surface of the locking seat. A second mounting hole is provided at one end of the first mounting sleeve. When the locking seat is inserted, the first joint is clamped with the locking hole, and the second joint is clamped with the second mounting hole to connect the first mounting sleeve and the second mounting sleeve together.

[0007] As a further improvement of the present utility model, an installation shaft is disposed through the locking block. The side plates of the first installation sleeve are located on both sides of the installation shaft, a fixing pin is disposed in the installation shaft, and the locking block is connected to the first installation sleeve through the fixing pin.

[0008] As a further improvement of the present utility model, the adjusting assembly further includes a limiting block, a handle and a rotating pin. The rotating pin is disposed through the first installation sleeve, and the upper part of the limiting block is rotatably connected to the rotating pin. The limiting block is fixedly connected to one end of the handle. A adjusting groove is provided on one side of the second installation sleeve, and the handle is located in the adjusting groove. An upper notch and a lower notch are provided on one side of the locking block close to the limiting block, and the lower end of the limiting block is selectively abutted against the upper notch and the lower notch.

[0009] As a further improvement of the present utility model, the telescopic tube includes a first telescopic tube and a second telescopic tube. The first telescopic tube is located below the second telescopic tube, the second telescopic tube extends into the first telescopic tube, and the first telescopic tube is slidably connected to the second telescopic tube.

[0010] As a further improvement of the present utility model, a base is fixedly disposed at the lower end of the first telescopic tube.

[0011] As a further improvement of the present utility model, a hook is fixedly disposed on the side surface of the upper end of the second telescopic tube.

[0012] As a further improvement of the present utility model, the table frame is symmetrical left and right, and a first connecting rod is fixedly disposed between the lower ends of the first telescopic tubes on both sides.

[0013] As a further improvement of the present utility model, the table frame is symmetrical left and right, and a second connecting rod is fixedly disposed between the lower ends of the second telescopic tubes on both sides.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] By providing the first installation sleeve, the second installation sleeve and the locking seat, the second installation sleeve is nested and clamped under the first installation sleeve, which can reduce the installation components of the table frame. By aligning the locking seat and installing it in the installation groove, and inserting the locking seat upward for clamping, the installation of the table frame can be completed, reducing the installation difficulty of the table frame and facilitating the quick installation of the table frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of the present utility model;

[0017] Figure 2 is the structural schematic diagram of a single bracket of the present utility model;

[0018] Figure 3 is the exploded view of the adjusting assembly of the present utility model;

[0019] Figure 4Schematic diagram of the adjustment assembly of the present utility model.

[0020] Figure 5 Another schematic diagram of the adjustment assembly of the present utility model;

[0021] Figure 6 Schematic diagram of the handle and the locking block of the present utility model;

[0022] Figure 7 Side view of the handle and the locking block of the present utility model;

[0023] Figure 8 Schematic diagram of the structure of the installation groove of the present utility model;

[0024] Figure 9 Installation schematic diagram of the locking seat and the installation groove of the present utility model;

[0025] Figure 10 Enlarged schematic diagram of the installation groove of the present utility model;

[0026] Figure 11 Cross-sectional view when the installation joint and the second joint of the present utility model are installed.

[0027] Explanation of the reference numerals in the figure:

[0028] Adjustment assembly 1, first mounting sleeve 11, first mounting hole 111, second mounting hole 112, second mounting sleeve 12, mounting joint 121, locking seat 13, first joint 131, second joint 132, locking block 14, upper notch 141, lower notch 142, mounting shaft 15, handle 16, rotating pin 17, support assembly 2, first telescopic tube 21, second telescopic tube 22, base 23, first connecting rod 24, second connecting rod 25, hook 26, installation groove 3, limiting groove 31, locking hole 32, adjustment groove 4. Detailed implementation manners

[0029] Detailed embodiment one: Please refer to Figures 1 - 11 A liftable table frame with convenient installation, the table frame of which includes an adjustment assembly 1 and a support assembly 2. The adjustment assembly 1 includes a first mounting sleeve 11, a second mounting sleeve 12, a locking seat 13 and a locking block 14. The support assembly 2 includes a telescopic tube.

[0030] The locking block 14 is snap-fitted to the upper end of the telescopic tube, and a fixed connection is provided between the locking block 14 and the first mounting sleeve 11. The upper end of the telescopic tube penetrates through the inside of the second mounting sleeve 12. The second mounting sleeve 12 is nested and snap-fitted to the lower side of the first mounting sleeve 11, and the second mounting sleeve 12 and the first mounting sleeve 11 are snap-fitted to each other through the locking seat 13. The locking block 14 is located in the cavity formed by the cooperation of the first mounting sleeve 11, the second mounting sleeve 12 and the locking seat 13.

[0031] In this embodiment, a first mounting hole 111 is provided at one end of the first mounting sleeve 11, and a mounting joint 121 is fixedly provided at a position corresponding to the first mounting hole 111 on the second mounting sleeve 12. When installing, the mounting joint 121 is inserted and connected in alignment with the first mounting hole 111.

[0032] As Figure 4 shown, an insertion groove is provided on one side of the second mounting sleeve 12, and the second mounting sleeve 12 is nested on the outer side of the upper end of the telescopic tube through the insertion groove. An installation groove 3 is provided at one end of the insertion groove, and the installation groove 3 is inserted into and connected with the locking seat 13 up and down.

[0033] As Figures 8 - 11 shown (wherein the telescopic tube is not drawn), the installation groove includes a limit groove 31 and a locking hole 32; the locking seat 13 includes a first joint 131 and a second joint 132; concave plates extending inward are symmetrically provided on the left and right sides of the second mounting sleeve 12, and the upper side surface of the concave plate and the inner side surface of the second mounting sleeve 12 cooperate to form the limit groove 31; a plurality of locking holes 32 are provided in the upper part of the concave plate; a plurality of first joints 131 are symmetrically provided on the lower side surface of the locking seat 13 left and right, protruding outward from the locking seat 13; the second joint 132 is provided at the center of the lower side surface of the locking seat 13; a second mounting hole 112 is provided at one end of the first mounting sleeve 11; when the locking seat 13 is inserted, the first joint 131 is engaged with the locking hole 32, and the second joint 132 is engaged with the second mounting hole 112 to connect the first mounting sleeve 11 and the second mounting sleeve 12 together.

[0034] A mounting shaft 15 is penetrated through the locking block 14. The side plates of the first mounting sleeve 11 are located on both sides of the mounting shaft 15. A fixing pin is provided in the mounting shaft 15, and the locking block 14 is connected to the first mounting sleeve 11 through the fixing pin. In this embodiment, a table board is fixedly provided on the upper side of the first mounting sleeve 11.

[0035] The adjusting assembly 1 further includes a limit block, a handle 16 and a rotating pin 17. The rotating pin 17 is penetrated through the first mounting sleeve 11, and the upper part of the limit block is rotatably connected to the rotating pin 17. The limit block is fixedly connected to one end of the handle 16. An adjusting groove 4 is provided on one side of the second mounting sleeve 12, and the handle 16 is located in the adjusting groove 4. An upper notch 141 and a lower notch 142 are provided on one side of the locking block 14 close to the limit block, and the lower end of the limit block can selectively abut against the upper notch 141 and the lower notch 142 to adjust the inclination angle of the table board relative to the telescopic tube.

[0036] The telescopic tube includes a first telescopic tube 21 and a second telescopic tube 22. The first telescopic tube 21 is located below the second telescopic tube 22. The second telescopic tube 22 extends into the first telescopic tube 21, and the first telescopic tube 21 is slidably connected to the second telescopic tube 22. In this embodiment, the telescopic height of the telescopic tube is adjusted by a hand-cranked screw rod. Controlling the telescopic tube by a hand-cranked screw rod is a conventional technical means in the prior art, and its specific connection relationship and working principle will not be elaborated here.

[0037] A base 23 is fixedly provided at the lower end of the first telescopic tube 21. A hook 26 is fixedly provided on the side of the upper end of the second telescopic tube 22. The table frame is symmetric left and right, and a first connecting rod 24 is fixedly provided between the lower ends of the first telescopic tubes 21 on both sides. A second connecting rod 25 is fixedly provided between the lower ends of the second telescopic tubes 22 on both sides.

[0038] Working principle:

[0039] During installation, the locking block 14 is snapped onto the upper end of the first telescopic tube 21. At the same time, the locking block 14 and the first mounting sleeve 11 are fixedly connected through the mounting shaft 15 and the fixing pin. The mounting joint 121 is inserted and connected by aligning it with the first mounting hole 111. At the same time, a through hole is provided on one side of the first mounting sleeve 11 for the rotating pin 17 to penetrate through the first mounting sleeve 11, connecting the limiting block and the first mounting sleeve 11. The upper part of the limiting block is rotatably connected to the rotating pin 17, and the handle 16 is located in the adjusting groove 4;

[0040] Through the insertion groove provided on one side of the second mounting sleeve 12, the second mounting sleeve 12 is inserted into the upper end of the first telescopic tube 21. At the same time, the second mounting sleeve 12 is snapped onto the lower side of the first mounting sleeve 11. Align the first joint 131 with the locking hole and the second joint 132 with the second mounting hole, and insert the locking seat 13 to complete the installation of the table frame;

[0041] When manually adjusting the tabletop, press the handle 16 upward so that the lower end of the limiting block and the lower notch 142 of the locking block 14 lose their limitation, and rotate the adjusting assembly 1 and the tabletop to adjust the inclination angle. When the adjustment is completed, release the handle 16 so that the lower end of the limiting block and the upper notch 141 of the locking block 14 are snapped and limited. At this time, the tabletop is inclined relative to the horizontal plane.

Claims

1. A liftable table frame with convenient installation, characterized in that: The table frame includes an adjustment component (1) and a support component (2); the adjustment component (1) includes a first mounting sleeve (11), a second mounting sleeve (12), a locking seat (13) and a locking block (14); the support component (2) includes a telescopic tube; the locking block (14) is snap-fitted to the upper end of the telescopic tube, and a fixed connection is provided between the locking block (14) and the first mounting sleeve (11); the upper end of the telescopic tube is disposed through the inside of the second mounting sleeve (12); the second mounting sleeve (12) is nested and snap-fitted to the lower side of the first mounting sleeve (11), and the second mounting sleeve (12) and the first mounting sleeve (11) are snap-fitted to each other through the locking seat (13); the locking block (14) is located in the chamber formed by the cooperation of the first mounting sleeve (11), the second mounting sleeve (12) and the locking seat (13). An insertion groove is formed on one side of the second mounting sleeve (12), and the second mounting sleeve (12) is nested on the outer side of the upper end of the telescopic tube through the insertion groove; one end of the insertion groove is provided with a mounting groove (3), and the mounting groove (3) is inserted into the locking seat (13) up and down.

2. The liftable table frame with convenient installation according to claim 1, characterized in that: The mounting groove includes a limit groove (31) and a locking hole (32); the locking seat (13) includes a first joint (131) and a second joint (132); concave plates extending inward are symmetrically arranged on the left and right sides of the second mounting sleeve (12), and the upper side of the concave plate and the inner side of the second mounting sleeve (12) cooperate to form the limit groove (31); a plurality of locking holes (32) are formed in the upper part of the concave plate; a plurality of first joints (131) are respectively arranged symmetrically on the lower side of the locking seat (13) and protrude outward from the locking seat (13); the second joint (132) is arranged at the center of the lower side of the locking seat (13); a second mounting hole (112) is formed at one end of the first mounting sleeve (11); when the locking seat (13) is inserted, the first joint (131) is snap-fitted to the locking hole (32), and the second joint (132) is snap-fitted to the second mounting hole (112) to connect the first mounting sleeve (11) and the second mounting sleeve (12) together.

3. The liftable table frame with convenient installation according to claim 1, wherein: A mounting shaft (15) is disposed through the locking block (14); the side plates of the first mounting sleeve (11) are located on both sides of the mounting shaft (15), a fixing pin is arranged in the mounting shaft (15), and the locking block (14) and the first mounting sleeve (11) are connected by the fixing pin.

4. The liftable table frame with convenient installation according to claim 1, characterized in that: The adjustment component (1) further includes a limit block, a handle (16) and a rotating pin (17); the rotating pin (17) is disposed through the first mounting sleeve (11), and the upper part of the limit block is rotatably connected to the rotating pin (17); the limit block is fixedly connected to one end of the handle (16); an adjustment groove (4) is formed on one side of the second mounting sleeve (12), and the handle (16) is located in the adjustment groove (4); an upper notch (141) and a lower notch (142) are formed on one side of the locking block (14) close to the limit block, and the lower end of the limit block is selectively abutted against the upper notch (141) and the lower notch (142).

5. The liftable table frame with convenient installation according to claim 1, characterized in that: The telescopic tube includes a first telescopic tube (21) and a second telescopic tube (22); the first telescopic tube (21) is located below the second telescopic tube (22), the second telescopic tube (22) extends into the first telescopic tube (21), and the first telescopic tube (21) is slidably connected to the second telescopic tube (22).

6. The liftable table frame with convenient installation according to claim 5, wherein: A base (23) is fixedly arranged at the lower end of the first telescopic tube (21).

7. The liftable table frame with convenient installation according to claim 5, characterized in that: A hook (26) is fixedly arranged on the side surface of the upper end of the second telescopic tube (22).

8. The easy-to-install adjustable table frame according to claim 5, characterized in that: The table frame is symmetric left and right, and a first connecting rod (24) is fixedly arranged between the lower ends of the first telescopic tubes (21) on both sides.

9. The easy-to-install adjustable table frame according to claim 5, characterized in that: The table frame is symmetric left and right, and a second connecting rod (25) is fixedly arranged between the lower ends of the second telescopic tubes (22) on both sides.

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