Tabletop support frame capable of stably landing and supporting

Abstract

The utility model discloses a stable landing support table top support frame, which comprises a table top body and a lifting plate, the bottom end of the table top body is provided with the lifting plate, the bottom end of the lifting plate is provided with a bottom plate, the two sides of the bottom plate are symmetrically provided with connecting blocks, and the inner parts of the connecting blocks are movably provided with second electric push rods. And second shafts are mounted at the output ends of the second electric push rods. The table top supporting frame can conveniently unfold and support a table top, conveniently fold or unfold the table top, reduce occupied space, conveniently and circumferentially rotate to adjust the position, conveniently and vertically move the table top, conveniently and rapidly adjust and support the height of the table top, and is convenient to use. And the convenience of adjusting the height of the table top by the table top support frame is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to desktop support frame technical field, concretely is a desktop support frame of stable ground support. BACKGROUND

[0002] By adjusting height, left and right angle, up and down angle etc., the display support frame can make the display in the best viewing position, thereby protecting the cervical vertebra and avoiding neck forward leaning. Some desktop support frames adopt portable and foldable design, which is convenient to carry. Whether using the equipment in the journey or frequently changing the position, it can be easily coped with. Some desktop support frames provide multiple color and pattern choices to meet the individual needs of different groups of people.

[0003] Such as the table surface support frame disclosed in the authorization announcement No. CN211092388U, including the support frame composed of pipe material and the foot stool located below the support frame; the pipe material is fixedly connected through the pipe joint block; the support frame and the foot stool are fixedly connected through the foot connecting block; the pipe joint block includes beam joint and clamping block; the beam joint and the clamping block are fixedly connected through the screw; the upper surface of the beam joint is provided with a groove; the groove is divided into a middle recess and two side recesses; the depth of the middle recess is greater than that of the two side recesses; the lower surface of the clamping block is provided with a depth matching the middle recess and the two side recesses; the clamping block is installed in the groove of the beam joint; the foot connecting block includes a mounting limiting connector, a foot fixing block and a surface cover; the limiting connector, the foot fixing block, the support frame and the foot stool are fixedly connected through the screw; the surface cover covers the surface of the foot fixing block; the limiting connector and the foot fixing block are hidden in the pipe material and the foot stool;

[0004] Although the structure is simple, convenient to disassemble, stable and reasonable in stress distribution, it does not solve the problem that the existing such desktop support frame is not convenient to unfold and support the desktop, not convenient to operate, fold or unfold, affects the occupied space, not convenient to rotate and adjust the position, not convenient to move the desktop up and down, not convenient to adjust the height of the desktop, greatly affecting the convenience of the desktop support frame in adjusting the height of the desktop. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a desktop support frame of stable ground support to solve the problem that the desktop support frame is not convenient to unfold and support the desktop, not convenient to operate, fold or unfold, affects the occupied space, not convenient to rotate and adjust the position, not convenient to move the desktop up and down, not convenient to adjust the height of the desktop, and affects the convenience of the desktop support frame in adjusting the height of the desktop.

[0006] To achieve the above object, the utility model provides the following technical scheme: A desktop support frame of stable ground support, including desktop body and lifting plate, the bottom of desktop body is provided with lifting plate, the bottom of lifting plate is provided with bottom plate, the both sides of bottom plate are symmetrically installed with link block, the inside of link block is movably installed with second electric push rod, the output end of second electric push rod is installed with second shaft, the inside of link block's bottom is installed with first shaft, the outside of link block is provided with big arm, the outside of big arm is provided with support leg, link block is movably connected with big arm through first shaft, the end away from first shaft of big arm is installed with connecting plate, connecting plate is movably connected with second shaft, the center position of connecting plate is movably installed with third shaft, third shaft extends to the surface of connecting plate through support leg, support leg is movably connected with connecting plate through third shaft, the side away from second shaft of connecting plate is provided with two groups of pin hole, pin hole extends to the surface of connecting plate through support leg, and the inside of a group of pin hole is movably installed with pin.

[0007] Preferably, the bottom center position of the desktop body is installed with a rotating shaft, the bottom of the desktop body outside the rotating shaft is provided with an annular groove, the top center position of the lifting plate is installed with a servo motor, the output end of the servo motor is connected with the rotating shaft, and eight groups of support sliders are installed at equal intervals on the top of the lifting plate outside the servo motor and are in sliding connection with the annular groove.

[0008] Preferably, the top of the both sides of the bottom plate is movably installed with a left support arm, the bottom of the both sides of the lifting plate is movably installed with a right support arm, and the end away from the bottom plate of the left support arm is movably installed with a second roller.

[0009] Preferably, the second roller is in sliding connection with the lifting plate, the end away from the lifting plate of the right support arm is slidably installed with a first roller, the first roller is in sliding connection with the bottom plate, the intersection of the left support arm and the right support arm is installed with a support shaft, the support shaft extends to the outside through the left support arm and the right support arm, a trolley frame is installed on the top of the bottom plate, and a sliding groove is arranged in the inside of the bottom plate below the trolley frame.

[0010] Preferably, the inside of the trolley frame is symmetrically installed with a connecting block, the side away from the trolley frame of the connecting block is installed with a first electric push rod, and the first electric push rod extends to the outside of the sliding groove.

[0011] Preferably, a square groove is symmetrically installed on the side wall of the trolley frame, the output end of the first electric push rod is installed with a locking block, and the inside of the locking block is movably installed with a support column.

[0012] Preferably, the support column passes through the square groove and extends to the surface of the left support arm, the movable shaft is installed inside the trolley frame on both sides of the first electric push rod, and the movable shaft extends to the outside of the trolley frame.

[0013] Preferably, the movable shaft is provided with movable wheels at both ends, and the bottom plate top of one side of the movable wheel is symmetrically provided with a limiting strip.

[0014] Compared with the prior art, the desktop support frame has the advantages that the desktop support frame can conveniently expand and support the desktop, convenient operation folding or unfolding is facilitated, the occupied space is reduced, convenient circumferential rotation adjustment is facilitated, the desktop is conveniently moved up and down, the height of the desktop is conveniently adjusted and supported, and the convenience of the desktop support frame for height adjustment of the desktop is improved.

[0015] (1) The second shaft is driven to move by the second electric push rod, the large arm is driven to rotate around the first shaft by the second shaft to adjust a certain angle, the connecting plate is synchronously moved by the large arm, the support leg is synchronously moved by the connecting plate through the third shaft, the support leg is manually pulled, the support leg is rotated around the third shaft under the support of the third shaft, when the bottom of the support leg is in complete contact with the ground, the pin is inserted into the corresponding pin hole, the pin fixes the connecting plate and the support leg, the support leg and the large arm are conveniently unfolded and used, when folding and storing are needed, reverse operation is performed, the large arm and the support leg are conveniently rotated into a vertical state to reduce the occupied space, the desktop support frame conveniently expands and supports the desktop, convenient operation folding or unfolding is facilitated, and the occupied space is reduced.

[0016] (2) The rotating shaft is driven to rotate by the servo motor, the desktop body is circumferentially rotated around the rotating shaft under the sliding support of the support sliding head and the annular groove, and multi-angle rotation adjustment is facilitated, the desktop support frame is conveniently circumferentially rotated and adjusted, and the convenience of the desktop support frame for rotation adjustment of the desktop is improved.

[0017] (3) The locking block is driven to move by the first electric push rod, the support column is moved on the surface of the square groove in the trolley frame by the locking block, the left support arm is moved by the support column, the second roller is slidably supported on the bottom of the lifting plate by the left support arm, the right support arm is moved by the left support arm under the linkage of the support shaft, the first roller is slidably supported on the surface of the bottom plate by the right support arm, and the trolley frame itself slightly moves, so that the lifting plate and the desktop body move up and down, the desktop is conveniently moved up and down, the desktop support frame conveniently adjusts and supports the height of the desktop, and the convenience of the desktop support frame for height adjustment of the desktop is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is the front view structure schematic view of the utility model;

[0020] Figure 3 It is the three-dimensional structure schematic view of the desktop body of the utility model;

[0021] Figure 4 It is the three-dimensional structure schematic view of the servo motor of the utility model;

[0022] Figure 5 It is the three-dimensional structure schematic view of the lifting plate of the utility model;

[0023] Figure 6 It is the three-dimensional structure schematic view of the bottom plate of the utility model;

[0024] Figure 7 It is the front view sectional structure schematic view of the bottom plate of the utility model;

[0025] Figure 8 It is the three-dimensional structure schematic view of the trolley frame of the utility model;

[0026] Figure 9 It is the bottom view structure schematic view of the desktop body of the utility model;

[0027] Figure 10 It is the front view structure schematic view of the big arm of the utility model;

[0028] Figure 11 It is the front view structure schematic view of the connecting plate of the utility model.

[0029] In the drawing: 1, desktop body; 2, lifting plate; 3, bottom plate; 4, annular groove; 5, support sliding head; 6, servo motor; 7, rotating shaft; 8, sliding groove; 9, left support arm; 10, right support arm; 11, first roller; 12, second roller; 13, square groove; 14, support shaft; 15, limiting strip; 16, first electric push rod; 17, trolley frame; 18, connecting block; 19, movable shaft; 20, movable wheel; 21, support column; 22, support leg; 23, link block; 24, second electric push rod; 25, first shaft; 26, big arm; 27, second shaft; 28, connecting plate; 29, third shaft; 30, pin; 31, locking block; 32, pin hole. DETAILED DESCRIPTION

[0030] In order to further explain the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific embodiments, structures, features and effects according to the utility model are described in detail as follows by combining with the drawings and preferred embodiments.

[0031] Referring to Figures 1-11 The utility model provides a kind of desktop support frame of stable ground support, including desktop body 1 and lifting plate 2, the bottom end of desktop body 1 is provided with lifting plate 2, the bottom end of lifting plate 2 is provided with bottom plate 3, the both sides of bottom plate 3 are symmetrically equipped with link block 23, the inside of link block 23 is movably equipped with second electric push rod 24, the output end of second electric push rod 24 is equipped with second shaft 27, the inside of the bottom end of link block 23 is equipped with first shaft 25, the outside of link block 23 is provided with big arm 26, the outside of big arm 26 is provided with support leg 22, link block 23 is movably connected with big arm 26 by first shaft 25, one end of big arm 26 away from first shaft 25 is equipped with connecting plate 28, connecting plate 28 is movably connected with second shaft 27, third shaft 29 is extended to the surface of connecting plate 28 by passing through support leg 22, support leg 22 is movably connected with connecting plate 28 by third shaft 29, one side of connecting plate 28 away from second shaft 27 is provided with two groups of pin hole 32, pin hole 32 is extended to the surface of connecting plate 28 by passing through support leg 22, and the inside of one group of pin hole 32 is movably equipped with pin 30;

[0032] When desktop support needs to be stabilized, open second electric push rod 24, under the support of link block 23 and bottom plate 3, second electric push rod 24 drives second shaft 27 to move, second shaft 27 drives big arm 26 to rotate around first shaft 25 to adjust a certain angle, big arm 26 drives connecting plate 28 to move synchronously, connecting plate 28 drives support leg 22 to move synchronously by third shaft 29, manually pull support leg 22, under the support of third shaft 29, support leg 22 rotates around third shaft 29, when the bottom of support leg 22 is completely contacted with ground, pin 30 is inserted into corresponding pin hole 32, pin 30 fixes connecting plate 28 and support leg 22, to facilitate the expansion of support leg 22 and big arm 26, when folding is needed, reverse operation is carried out, to facilitate the vertical state of big arm 26 and support leg 22 to reduce the occupied space, the desktop support frame is conveniently expanded to support the desktop, convenient operation folding or expansion is facilitated, and the occupied space is reduced.

[0033] The bottom end center position of desktop body 1 is equipped with rotating shaft 7, the bottom end of the outside of rotating shaft 7 is provided with annular groove 4, the top end center position of lifting plate 2 is equipped with servo motor 6, the output end of servo motor 6 is connected with rotating shaft 7, eight groups of support sliding heads 5 of equal interval are installed on the top end of the outside of servo motor 6, support sliding head 5 is slidably connected with annular groove 4.

[0034] When the angle of the articles on the desktop body 1 needs to be adjusted, the servo motor 6 is turned on, and under the support of the lifting plate 2, the servo motor 6 drives the rotating shaft 7 to rotate, and the rotating shaft 7 drives the desktop body 1 to rotate circumferentially around the rotating shaft 7 under the sliding support of the support sliding head 5 and the annular groove 4, so that the desktop support frame can be conveniently adjusted in a circumferential manner, and the convenience of the desktop support frame in adjusting the rotation of the desktop articles is improved.

[0035] The left support arms 9 are movably installed at the top ends of the two sides of the bottom plate 3, and the right support arms 10 are movably installed at the bottom ends of the two sides of the lifting plate 2.

[0036] The second rollers 12 are slidably connected with the lifting plate 2, the first rollers 11 are slidably installed at the ends of the right support arms 10 away from the lifting plate 2, and the first rollers 11 are slidably connected with the bottom plate 3.

[0037] The support shafts 14 are installed at the intersections of the left support arms 9 and the right support arms 10, extend through the left support arms 9 and the right support arms 10 to the outside, and the trolley frames 17 are installed at the top ends of the bottom plate 3.

[0038] The connecting blocks 18 are symmetrically installed in the trolley frames 17, the first electric push rods 16 are installed at the sides of the connecting blocks 18 away from the trolley frames 17, and the first electric push rods 16 extend to the outside of the sliding grooves 8.

[0039] The square grooves 13 are symmetrically installed on the side walls of the trolley frames 17, the output ends of the first electric push rods 16 are installed with the locking blocks 31, and the support columns 21 are movably installed in the locking blocks 31.

[0040] The support columns 21 extend to the surfaces of the left support arms 9 through the square grooves 13, the movable shafts 19 are installed in the trolley frames 17 on the two sides of the first electric push rods 16, and the movable shafts 19 extend to the outside of the trolley frames 17.

[0041] When it is needed to move up and down, the first electric push rod 16 is opened, and under the support of the connecting block 18, the first electric push rod 16 drives the locking block 31 to move, the locking block 31 drives the support column 21 to move on the surface of the internal square groove 13 of the trolley frame 17, the support column 21 drives the left support arm 9 to move, the left support arm 9 drives the second roller 12 to slide and support on the bottom of the lifting plate 2, under the linkage of the support shaft 14, the left support arm 9 drives the right support arm 10 to move, the right support arm 10 drives the first roller 11 to slide and support on the surface of the bottom plate 3, at the same time, the trolley frame 17 itself will slightly move, the trolley frame 17 drives the first electric push rod 16, the movable shaft 19 and the movable wheel 20 to move, under the limitation of the movable wheel 20 by the limiting strip 15, the first electric push rod 16 slightly moves under the limitation of the sliding groove 8, so that the lifting plate 2 and the desktop body 1 move up and down, which facilitates the convenient up and down movement of the desktop, realizes the convenient height adjustment support of the desktop support frame to the desktop, and improves the convenience of the desktop support frame to the desktop height adjustment.

[0042] Working principle: when the desktop support needs to be stabilized, the second electric push rod 24 drives the second shaft 27 to move, the second shaft 27 drives the large arm 26 to rotate around the first shaft 25 to adjust a certain angle, the large arm 26 drives the connecting plate 28 to move synchronously, the connecting plate 28 drives the support leg 22 to move synchronously through the third shaft 29, the support leg 22 is manually pulled, under the support of the third shaft 29, the support leg 22 rotates around the third shaft 29, when the bottom of the support leg 22 is in full contact with the ground, the pin 30 is inserted into the corresponding pin hole 32, the pin 30 fixes the connecting plate 28 and the support leg 22, to facilitate the expansion of the support leg 22 and the large arm 26, when folding is needed, reverse operation is performed, to facilitate the vertical state of the large arm 26 and the support leg 22, to reduce the occupied space, the servo motor 6 drives the rotating shaft 7 to rotate, the rotating shaft 7 drives the desktop body 1 to rotate around the rotating shaft 7 under the sliding support of the support sliding head 5 and the annular groove 4, to facilitate multi-angle rotation adjustment, the first electric push rod 16 drives the locking block 31 to move, the locking block 31 drives the support column 21 to move on the surface of the internal square groove 13 of the trolley frame 17, the support column 21 drives the left support arm 9 to move, the left support arm 9 drives the second roller 12 to slide on the bottom of the lifting plate 2, under the linkage of the support shaft 14, the left support arm 9 drives the right support arm 10 to move, the right support arm 10 drives the first roller 11 to slide on the surface of the bottom plate 3, at the same time, the trolley frame 17 will slightly move, the trolley frame 17 drives the first electric push rod 16, the movable shaft 19 and the movable wheel 20 to move, under the limitation of the limiting strip 15 on the movable wheel 20, the first electric push rod 16 slightly moves under the limitation of the sliding groove 8, to make the lifting plate 2 and the desktop body 1 move up and down, to facilitate the convenient up and down movement of the desktop, to complete the use of the desktop support frame.

[0043] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as a preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Any indirect modification, equivalent change and modification of the above embodiments, which does not depart from the technical solution of the present application, are still within the scope of the technical solution of the present application.

Claims

1. A table top support frame for a stable floor support, characterised in that: The utility model provides a kind of table top body (1) and lifting plate (2), the bottom end of the table top body (1) is provided with lifting plate (2), the bottom end of the lifting plate (2) is provided with bottom plate (3), the both sides of the bottom plate (3) are symmetrically equipped with link block (23), the inside of the link block (23) is movably equipped with second electric push rod (24), the output of the second electric push rod (24) is equipped with second shaft (27), the inside of the bottom end of the link block (23) is equipped with first shaft (25), the outside of the link block (23) is provided with big arm (26), the outside of the big arm (26) is provided with support leg (22), the link block (23) is movably connected with big arm (26) by first shaft (25), the one end of the big arm (26) away from first shaft (25) is equipped with connecting plate (28), the connecting plate (28) is movably connected with second shaft (27), the center position of the connecting plate (28) is movably equipped with third shaft (29), the third shaft (29) extends to the surface of connecting plate (28) through support leg (22), the support leg (22) is movably connected with connecting plate (28) by third shaft (29), the side of the connecting plate (28) away from second shaft (27) is provided with two groups of pin hole (32), the pin hole (32) extends to the surface of connecting plate (28) through support leg (22), and the inside of a group of pin hole (32) is movably equipped with pin (30).

2. A table top support frame for a stable ground supported table according to claim 1, characterised in that: The bottom end center position of the table top body (1) is equipped with rotating shaft (7), the bottom end outside table top body (1) of the rotating shaft (7) is provided with annular groove (4), the top end center position of the lifting plate (2) is equipped with servo motor (6), the output of the servo motor (6) is connected with rotating shaft (7), the top end outside lifting plate (2) of the servo motor (6) is equipped with eight groups of support sliding head (5) at equal intervals, and the support sliding head (5) is slidably connected with annular groove (4).

3. A table top support frame for a stable ground supported table according to claim 1, characterised in that: The top end of the both sides of the bottom plate (3) is movably equipped with left support arm (9), the bottom end of the both sides of the lifting plate (2) is movably equipped with right support arm (10), and the one end of the left support arm (9) away from the bottom plate (3) is movably equipped with second roller (12).

4. A table top support frame for a stable ground supported table according to claim 3, characterised in that: The second roller (12) is slidably connected with the lifting plate (2), the one end of the right support arm (10) away from the lifting plate (2) is slidably equipped with first roller (11), the first roller (11) is slidably connected with the bottom plate (3), the support shaft (14) is installed at the intersection of the left support arm (9) and the right support arm (10), and the support shaft (14) extends to the outside through the left support arm (9) and the right support arm (10), the top end of the bottom plate (3) is equipped with trolley frame (17), and the inside of the bottom plate (3) below the trolley frame (17) is provided with sliding groove (8).

5. A table top support frame for a stable ground supported table according to claim 4 wherein: The inside of the trolley frame (17) is symmetrically provided with a connecting block (18), one side of the connecting block (18) away from the trolley frame (17) is provided with a first electric push rod (16), and the first electric push rod (16) extends to the outside of the sliding groove (8).

6. A table top support frame for a stabilised fall support according to claim 5, characterised in that: Symmetrically provided on the side wall of the trolley frame (17) is a square groove (13), the output end of the first electric push rod (16) is provided with a locking block (31), and the inside of the locking block (31) is movably provided with a supporting column (21).

7. A table top support frame for a stable ground supported table according to claim 6, characterised in that: The supporting column (21) passes through the square groove (13) and extends to the surface of the left supporting arm (9), and the inside of the trolley frame (17) on both sides of the first electric push rod (16) is provided with a movable shaft (19), which extends to the outside of the trolley frame (17).

8. A table top support frame for a stable ground supported table according to claim 7, characterised in that: Both ends of the movable shaft (19) are provided with movable wheels (20), and one side of the movable wheels (20) is provided with a limiting strip (15) symmetrically on the top end of the bottom plate (3).

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