TWM629426U - Display supporting structure - Google Patents

Abstract

A display support structure includes a first support arm, a second support arm and a base boss. A first locking piece is slidably arranged in the first support arm, and the first locking piece has a first driving end and a first locking end. One end of the second support arm is pivotally connected to one end of the first support arm. The height of the base boss is the first height or the second height, and the other end of the first support arm is sleeved on the base boss. When the first support arm is sleeved on the base boss whose height is the first height, the second support arm can rotate relative to the first support arm. When the second support arm rotates to the first position relative to the first support arm and the first support arm is sleeved on the base boss with a height of the second height, the base boss abuts against the first driving end to lock the first The member slides up, so that the first locking end cooperates with the first locking mechanism to lock the second support arm so that it cannot rotate relative to the first support arm.

Description

Display support structure

This creation is about a display support structure, and in particular, a dual-purpose display support structure.

Display support structures, used to attach and support displays (screens), can generally be divided into three categories. The first category is vertical display support structures, which are used on horizontal surfaces such as table tops. The second category is wall mounted display support structures, which are used on vertical surfaces such as walls. The third category is the table clip display support structure, used in edge environments such as the edge of a table. The existing dual-purpose display support structure is usually a dual-purpose type of a vertical type and a wall-mounted type, or a dual-purpose type of a table clip type and a wall-mounted type. Therefore, there is a need for a dual-purpose display support structure of a stand-up type and a table-clamp type.

The purpose of this creation is to propose a display support structure, which is a dual-purpose display support structure of upright type and table clip type.

In order to achieve the above purpose, the present invention proposes a display support structure, which includes a first support arm, a second support arm and a base boss. A first locking piece is slidably arranged in the first support arm, and the first locking piece has a first driving end and a first locking end. One end of the second support arm is pivotally connected to one end of the first support arm. The height of the base boss is the first height or the second height, and the other end of the first support arm is sleeved on the base boss. When the first support arm is sleeved on the base boss whose height is the first height, the second support arm can rotate relative to the first support arm. When the second support arm rotates to the first position relative to the first support arm and the first support arm is sleeved on the base boss with a height of the second height, the base boss abuts against the first driving end to lock the first The component slides upward, so that the first locking end cooperates with the first locking mechanism to lock the second support arm, so that the second support arm cannot rotate relative to the first support arm.

In an embodiment of the present invention, the first locking mechanism includes a first locking hole and a second locking hole, the first locking hole is provided in the first support arm, and the second locking hole is provided in the second support arm. When the first locking member slides up so that the first locking end passes through and is engaged with the first locking hole and the second locking hole, the first locking end cooperates with the first locking mechanism to lock the second arm.

In an embodiment of the present invention, the display support structure further includes a third support arm, one end of the third support arm is pivotally connected to the other end of the second support arm. A second locking piece is slidably arranged in the second support arm, and the second locking piece has a second driving end and a second locking end. When the first support arm is sleeved on the base boss with the first height, the third support arm can rotate relative to the second support arm. When the second support arm rotates to the first position relative to the first support arm, the third support arm rotates to the second position relative to the second support arm, and the first support arm is sleeved on the base boss with the second height When the base boss presses against the first driving end to make the first locking piece slide upward, the first locking end cooperates with the first locking mechanism to lock the second arm and pushes against the second driving end to make the second locking piece slide. , so that the second locking end cooperates with the second locking mechanism to lock the third support arm, so that the third support arm cannot rotate relative to the second support arm.

In an embodiment of the present invention, the second locking mechanism includes a rotating shaft and an engaging groove, the rotating shaft is clamped to the third support arm and pivotally connected to the second support arm, and the engaging groove is provided on the second locking member of the second support arm the second locking end. When the second locking member slides so that the engaging groove of the second locking end is engaged with the rotating shaft, the second locking end cooperates with the second locking mechanism to lock the third support arm.

In an embodiment of the present invention, the second locking member includes a sliding member and a linking member, the sliding member is vertically slidable relative to the second support arm, and the linking member is slidably arranged parallel to the second support arm. The bottom surface of the sliding piece is the second driving end, the sliding piece has an inclined plane, one end of the linking piece abuts the inclined plane of the sliding piece, and the other end of the linking piece is the second locking end and is provided with an engaging groove. When the first locking member slides up so that the first locking end passes through and is engaged with the second locking hole, the first locking end also pushes against the bottom surface of the sliding member to make the sliding member slide up, thereby making the inclined plane of the sliding member Push the linking piece to slide, so that the engaging groove of the linking piece slides until it is engaged with the rotating shaft.

In an embodiment of the present invention, the display support structure further includes a display mounting seat, and the display mounting seat is arranged on the third support arm. The monitor mount is used to attach the monitor.

In an embodiment of the present invention, the display support structure further includes a table clip-type base. The base boss with a height of the first height is arranged on the table clip-type base.

In an embodiment of the present invention, the display support structure further includes an upright base. The base boss with a height of the second height is arranged on the upright base.

To sum up, the display support structure of the present invention includes more than two support arms (at least including the first support arm and the second support arm), and the two adjacent support arms are pivotally connected to each other. When the monitor support structure is used in the table clip type, the support arm is sleeved on the table clip base, and the table clip base will not trigger the locking mechanism (at least the first locking mechanism) provided in the support arm, so that the support arm can be Rotate relative to each other; when the monitor support structure is used in the upright state, the arm is sleeved on the upright base, and the arm is retracted within the range of the upright base as much as possible, and the upright base will trigger the locking mechanism provided in the arm , so that the arms cannot rotate relative to each other. The display support structure of the present invention can be used in the table clip type or the upright type by sleeving the supporting arms on the table clip type base or the upright type base, and in the upright type, the locking arms cannot rotate relative to each other and can increase the stability.

In order to make the above-mentioned and other objects, features and advantages of the present invention more obvious and easy to understand, the preferred embodiments are exemplified below, and are described in detail as follows in conjunction with the accompanying drawings.

In the following embodiments, the same or similar reference numerals represent the same or similar elements. In addition, the directional terms mentioned in the following embodiments, such as: up, down, left, right, front or rear, etc., only refer to the directions of the attached drawings, therefore, the directional terms used are for illustration, and Not intended to limit this creation. In addition, some elements, such as screws, washers, and concave cams, are omitted in the drawings for the sake of clarity of emphasis.

Please refer to FIG. 1 and FIG. 2 at the same time. FIG. 1 and FIG. 2 are three-dimensional views of a display support structure used in a table clip type and an upright type, respectively, according to an embodiment of the invention. As shown in FIG. 1 , when the display support structure is used in a table clip type, the display support structure includes a first support arm 10 , a second support arm 20 , a third support arm 30 , a display mounting base 40 and a table clamp base 50 . . One end of the first support arm 10 is sleeved on the table clip base 50 , the other end of the first support arm 10 is pivotally connected to one end of the second support arm 20 , and the other end of the second support arm 20 is pivotally connected to the third support arm At one end of 30 , a monitor mount 40 is disposed on the third arm 30 , the monitor mount 40 is used for connecting a monitor (not shown), and the table clip base 50 is used for clamping in an edge environment such as a table edge. In the table clip type, the second support arm 20 can be rotated relative to the first support arm 10 , and the third support arm 30 can be rotated relative to the second support arm 20 .

As shown in FIG. 2 , when the display support structure is used in the upright state, it is only necessary to first rotate the second arm 20 relative to the first support arm 10 to the first arm 20 in the display support structure of the table clip type shown in FIG. 1 . and the third support arm 30 rotates to the second position relative to the second support arm 20, and finally, one end of the first support arm 10 is changed to be sleeved on the upright base 60, and the upright base 60 uses For placing on a horizontal surface such as a table top. In the upright state, the second arm 20 cannot rotate relative to the first arm 10 , and the third arm 30 cannot rotate relative to the second arm 20 . The design of the first position and the second position is mainly to make the first support arm 10 , the second support arm 20 and the third support arm 30 shrink within the range of the upright base 60 as much as possible, so as to increase the stability.

Please refer to FIG. 3 and FIG. 4 at the same time. FIG. 3 is a partial exploded view of the first support arm 10 , the second support arm 20 and the third support arm 30 of the display support structure according to an embodiment of the invention. Partially exploded view from another perspective. The first support arm 10 includes a bracket 11 , a housing 12 and a housing 13 . The outer shell 12 is locked on the bracket 11 , and the outer shell 13 is engaged with the outer shell 12 , whereby the outer shell 12 and the outer shell 13 cover the bracket 11 . The first support arm 10 further includes a sliding slot 14 , a first locking member 15 and a sliding limiting member 16 . The chute 14 is formed on the bracket 11 , and a first locking member 15 is slidably arranged in the chute 14 . The first locking member 15 has a first driving end 151 and a first locking end 152 , and a limiting groove 153 is further provided on the first locking member 15 . The sliding limiting member 16 is disposed in the sliding groove 14 through the limiting groove 153 . The limiting groove 153 cooperates with the sliding limiting member 16 to limit the sliding of the first locking member 15 in the sliding groove 14 and its maximum sliding stroke. One end of the bracket 11 is provided with a socket cavity 111, and the socket cavity 111 and the chute 14 are communicated through a through hole 112, and the first driving end 151 of the first locking member 15 in the chute 14 extends into the socket cavity through the through hole 112. 111. The other end of the bracket 11 is provided with an engaging hole 113 , a rotating shaft 114 and a first locking hole 115 , and the rotating shaft 114 passes through and is engaged with the engaging hole 113 .

The second arm 20 includes a bracket 21 , a housing 22 and a housing 23 . The outer shell 22 is locked on the bracket 21 , and the outer shell 23 is engaged with the outer shell 22 , whereby the outer shell 22 and the outer shell 23 cover the bracket 21 . The second support arm 20 further includes a sliding slot 24 , a second locking member 25 and a sliding limiting member 26 . A sliding slot 24 is formed on the bracket 21 , and a second locking member 25 is slidably arranged in the sliding slot 24 . The second locking member 25 has a second driving end 251 and a second locking end 252 , and a limiting groove 253 is further formed on the second locking member 25 . The sliding limiting member 26 is disposed in the sliding groove 24 through the limiting groove 253 . The limiting groove 253 cooperates with the sliding limiting member 26 to limit the sliding of the second locking member 25 in the sliding groove 24 and its maximum sliding stroke. One end of the bracket 21 is provided with a pivot hole 211 and a second locking hole 212 , and the rotating shaft 114 passes through and is pivotally connected to the pivot hole 211 , whereby the second arm 20 is pivotally connected to the first arm 10 . The other end of the bracket 21 is provided with a pivot hole 213 .

One end of the third support arm 30 is clamped with a rotating shaft 31 , and the rotating shaft 31 passes through and is pivotally connected to the pivot hole 213 , whereby the third support arm 30 is pivotally connected to the second support arm 20 . The third support arm 30 is further provided with a display mount 40 for connecting to a display (not shown); in this embodiment, the display mount 40 can slide on the third support arm 30 to provide a lifting function of the display.

The first locking mechanism is used to lock the second support arm 20 so that the second support arm 20 cannot rotate relative to the first support arm 10 . In this embodiment, the first locking mechanism includes a first locking hole 115 and a second locking hole 212 . The first locking hole 115 is provided in the first support arm 10 , and the second locking hole 212 is provided in the second support arm 20 . When the second support arm 20 rotates relative to the first support arm 10 to the first position, the second locking hole 212 will be opposite to the first locking hole 115 , so that the first locking member 15 can slide up to make the first locking end 152 passes through and engages with the first locking hole 115 and the second locking hole 212 , so that the second support arm 20 cannot be rotated relative to the first support arm 10 , that is, the second support arm 20 is locked. In other words, the first locking end 152 can cooperate with the first locking mechanism (including the first locking hole 115 and the second locking hole 212 ) to lock the second arm 20 so that the second arm 20 cannot be relative to the first arm 10 turn.

The second locking mechanism is used to lock the third support arm 30 so that the third support arm 30 cannot rotate relative to the second support arm 20 . In this embodiment, the second locking mechanism includes a rotating shaft 31 and an engaging groove 254 , the rotating shaft 31 is clamped to the third support arm 30 and pivotally connected to the second support arm 20 , and the engaging groove 254 is provided in the second support arm 20 The second locking end 252 of the second locking piece 25. There are two opposite planes 311 and 312 on the peripheral surface of the rotating shaft 31, so that the cross section of the rotating shaft 31 is circular but the two opposite arcuate shapes are cut off; When the sliding groove 24 slides in the direction, the engaging groove 254 can slide and engage with the rotating shaft 31 . When the third support arm 30 rotates to the second position relative to the second support arm 20, the two flat surfaces 311 and 312 of the rotating shaft 31 will be parallel to the sliding direction of the second locking member 25 in the sliding groove 24, thereby the second locking The member 25 is slidable so that the engaging groove 254 of the second locking end 252 slides to engage with the rotating shaft 31 , so that the third arm 30 cannot rotate relative to the second arm 20 , that is, the third arm 30 is locked. In other words, the second locking end 252 can cooperate with the second locking mechanism (including the rotating shaft 31 and the engaging groove 254 ) to lock the third arm 30 , so that the third arm 30 cannot rotate relative to the second arm 20 .

In the present embodiment, the second locking member 25 includes a sliding member 25a and a linking member 25b. Specifically, a slide bar 214 is vertically arranged in the chute 24 parallel to the second support arm 20 , one end of the slide bar 214 is provided with a transverse plate 215 , and the transverse plate 215 is provided with a second locking hole 212 . The sliding member 25a is slidably arranged on the sliding rod 214 , that is, the sliding member 25a is vertically slidable relative to the second arm 20 ; The linking member 25b is slidably arranged in the chute 24, that is, the linking member 25b is slidably arranged in parallel with respect to the second arm 20; The two locking ends 252 are provided with engaging grooves 254 . When the first locking member 15 slides up so that the first locking end 152 passes through and is engaged with the second locking hole 212 , the first locking end 152 also abuts against the bottom surface (the second driving end 251 ) of the sliding member 25 a . The sliding member 25a is slid up along the sliding rod 214, so that the inclined plane 255 of the sliding member 25a pushes the linking member 25b to slide in the sliding groove 24, so that the other end (the second locking end 252) of the linking member 25b is engaged in the engaging groove 254 slides to be engaged with the rotating shaft 31 .

In this embodiment, a rotation limiter 17 is further provided at the pivotal connection between the first support arm 10 and the second support arm 20 , and the rotation limiter 17 is used to limit the rotation between the first support arm 10 and the second support arm 20 . Pivot stroke. A rotation limiter 27 is also provided at the pivotal connection between the second support arm 20 and the third support arm 30 , and the rotation limiter 27 is used to limit the pivoting strokes of the second support arm 20 and the third support arm 30 .

Please refer to FIG. 5 and FIG. 6 at the same time. FIG. 5 and FIG. 6 are a perspective view and a partial exploded view of a table clip-type base 50 of a display support structure according to an embodiment of the invention, respectively. The table clip base 50 includes a base boss 51 , a C-shaped clip 52 , a screw 53 , a clamping plate 54 , a housing 55 and a housing 56 . The C-shaped clip 52 includes an upper plate 521 , a lower plate 522 and a vertical plate 523 , and the vertical plate 523 is connected between the upper plate 521 and the lower plate 522 . The base boss 51 is disposed on the upper plate 521 . The screw 53 passes through the lower plate 522 and is connected to the clamping plate 54 at one end. The casing 55 covers the upper plate 521 , and the casing 56 covers the vertical plate 523 .

Please refer to FIG. 7 and FIG. 8 at the same time. FIG. 7 and FIG. 8 are a perspective view and a partial exploded view of an upright base 60 of a display support structure according to an embodiment of the invention, respectively. The upright base 60 includes a base boss 61 , a chassis 62 , a turntable 63 and a housing 64 . The base boss 61 is arranged on the chassis 62 . The turntable 63 is arranged under the chassis 62, and the turntable 63 is used to provide the horizontal rotation function of the entire upright base 60, because the first arm 10, the second arm 20 and the third arm 30 in the upright state are all Relative rotation is not possible, so a turntable 63 is required to provide a horizontal rotation function. The casing 64 covers the chassis 62 .

Please refer to FIG. 9 to FIG. 11 at the same time. FIG. 9 is a cross-sectional view of a display support structure used in a table clip according to an embodiment of the invention. FIG. 10 is a schematic diagram of the second support arm 20 shown in FIG. 9 without locking, and FIG. 11 is a FIG. 9 shows a schematic diagram of the third arm 30 without locking. When the display support structure is used in the table clip type, one end of the first arm 10 is provided with a socket cavity 111 to be socketed on the base boss 51 of the table clip base 50, and the height of the base boss 51 is the first height h1, The height of the base boss 51 is not enough to push against the first driving end 151 of the first locking member 15 to make the first locking member 15 slide up until the first locking end 152 passes through and is engaged with the first locking hole 115 and the first locking member 152 . Two locking holes 212 ; in this embodiment, the first locking end 152 only passes through the first locking hole 115 , but does not pass through the second locking hole 212 . Since the first locking end 152 does not pass through at the same time and is engaged with the first locking hole 115 and the second locking hole 212 , the second arm 20 can rotate relative to the first arm 10 , that is, the second arm 20 is not locked (as shown in Figure 10).

In addition, the first locking end 152 will not push against the second driving end 251 of the second locking member 25 to make the second locking member 25 slide in the sliding slot 24 . Since the second locking member 25 does not slide, the engaging groove 254 of the second locking end 252 of the second locking member 25 does not slide to engage with the rotating shaft 31 , so the third arm 30 can be relative to the second arm 20 Rotation, that is, the third arm 30 is unlocked (as shown in FIG. 11 ).

Please refer to FIG. 12 to FIG. 14 at the same time. FIG. 12 is a cross-sectional view of a display support structure according to an embodiment of the invention used in an upright state. FIG. 13 is a schematic diagram of the second support arm 20 shown in FIG. 12 being locked, and FIG. 14 is a diagram The third arm 30 shown at 12 has a schematic view of locking. When the display support structure is used in the upright state, one end of the first arm 10 is provided with a socket cavity 111 to be socketed to the base boss 61 of the upright base 60, and the height of the base boss 61 is the second height h2 (the second height h2). The height h2 is greater than the first height h1), and the height of the base boss 61 is sufficient to abut against the first driving end 151 of the first locking member 15 to make the first locking member 15 slide upward. Since the first locking member 15 slides upward, and the second arm 20 rotates to the first position relative to the first arm 10, the second locking hole 212 is relative to the first locking hole 115, so the first locking member The first locking end 152 of the 15 will pass through and be engaged with the first locking hole 115 and the second locking hole 212, so that the second arm 20 cannot rotate relative to the first arm 10, that is, the second arm 20 has lock (as shown in Figure 13).

In addition, the first locking end 152 also abuts against the bottom surface (second driving end 251 ) of the sliding member 25 a of the second locking member 25 , so that the sliding member 25 a slides up along the sliding rod 214 , thereby causing the inclined plane of the sliding member 25 a to slide up. 255 pushes the linking member 25b of the second locking member 25 to slide in the chute 24 . Since the linking member 25b slides in the chute 24, and the third arm 30 rotates to the second position relative to the second arm 20, the two planes 311 and 312 of the rotating shaft 31 are parallel to the second locking member 25 in sliding Therefore, the engaging groove 254 of the other end (the second locking end 252 ) of the linking member 25b will slide to engage with the rotating shaft 31 , so that the third arm 30 cannot be relative to the second arm 20 Rotation, that is, the third arm 30 is locked (as shown in Figure 14).

To sum up, the display support structure of the present invention includes more than two support arms (at least including the first support arm and the second support arm), and the two adjacent support arms are pivotally connected to each other. When the monitor support structure is used in the table clip type, the support arm is sleeved on the table clip base, and the table clip base will not trigger the locking mechanism (at least the first locking mechanism) provided in the support arm, so that the support arm can be Rotate relative to each other; when the monitor support structure is used in the upright state, the arm is sleeved on the upright base, and the arm is retracted within the range of the upright base as much as possible, and the upright base will trigger the locking mechanism provided in the arm , so that the arms cannot rotate relative to each other. The display support structure of the present invention can be used in the table clip type or the upright type by sleeving the supporting arms on the table clip type base or the upright type base, and in the upright type, the locking arms cannot rotate relative to each other and can increase the stability.

Although this creation has been disclosed above with preferred embodiments, it is not intended to limit this creation. Any person skilled in the art can make some changes and modifications without departing from the spirit and scope of this creation. The scope of protection shall be determined by the scope of the appended patent application.

10: The first arm 11: Bracket 111: Socket cavity 112: perforation 113: snap hole 114: Spindle 115: The first locking hole 12, 13: Shell 14: Chute 15: The first locking piece 151: The first drive end 152: First locking end 153: Limit slot 16: Sliding limiter 17: Rotation limiter 20: Second arm 21: Bracket 211: pivot hole 212: Second locking hole 213: pivot hole 214: Slider 215: horizontal plate 22, 23: Shell 24: Chute 25: Second locking piece 25a: Slider 25b: Linkage 251: The second drive end 252: Second locking end 253: Limit slot 254: snap groove 255: Inclined plane 26: Sliding limiter 27: Rotation limiter 30: The third arm 31: Spindle 311, 312: Plane 40: Monitor Mount 50: Desk clip base 51: Base boss 52: C-clamp 521: Upper Tablet 522: Lower Plate 523: Vertical Plate 53: Screw 54: splint 55, 56: Shell 60: Upright base 61: base boss 62: Chassis 63: Turntable 64: Shell h1: first height h2: second height

1 is a perspective view of a display support structure used in a table clip type according to an embodiment of the invention; FIG. 2 is a three-dimensional view of a display support structure used in an upright configuration according to an embodiment of the invention; 3 is a partial exploded view of a support arm of a display support structure according to an embodiment of the invention; 4 is a partially exploded view of the support arm of the display support structure shown in FIG. 3 from another viewing angle; 5 is a perspective view of a table clip-type base of a display support structure according to an embodiment of the invention; Fig. 6 is a partial exploded view of the table clip-type base of the display support structure shown in Fig. 5; 7 is a perspective view of an upright base of a display support structure according to an embodiment of the invention; 8 is a partially exploded view of the upright base of the display support structure shown in FIG. 7; 9 is a cross-sectional view of the display support structure of an embodiment of the invention used in a table clip; Fig. 10 is a schematic diagram showing that the second arm of the display support structure shown in Fig. 9 is unlocked; FIG. 11 is a schematic view of the third arm of the display support structure shown in FIG. 9 without locking; 12 is a cross-sectional view of the display support structure used in an upright configuration according to an embodiment of the invention; FIG. 13 is a schematic view of the second arm of the display support structure shown in FIG. 12 being locked; and FIG. 14 is a schematic view showing that the third arm of the display support structure shown in FIG. 12 is locked.

10: The first arm

11: Bracket

111: Socket cavity

113: snap hole

114: Spindle

115: The first locking hole

12, 13: Shell

14: Chute

15: The first locking piece

151: The first drive end

152: First locking end

153: Limit slot

16: Sliding limiter

17: Rotation limiter

20: Second arm

21: Bracket

211: pivot hole

212: Second locking hole

213: pivot hole

22, 23: Shell

24: Chute

25: Second locking piece

25a: Slider

25b: Linkage

251: The second drive end

252: Second locking end

253: Limit slot

26: Sliding limiter

27: Rotation limiter

30: The third arm

31: Spindle

311, 312: Plane

40: Monitor Mount

Claims (8)

A display support structure, comprising: a first support arm (10), wherein a first locking piece (15) is slidably provided therein, and the first locking piece (15) has a first driving end (151) and a first a locking end (152); a second arm (20), one end of which is pivotally connected to one end of the first arm (10); and a base boss (51, 61), the height of which is a first height (h1 ) or a second height (h2), the other end of the first support arm (10) is sleeved on the base boss (51, 61); wherein, when the first support arm (10) is sleeved at a height of When the base boss (51) is at the first height (h1), the second support arm (20) can rotate relative to the first support arm (10); when the second support arm (20) is relative to the first support arm (10) When the first support arm (10) is rotated to a first position, and the first support arm (10) is sleeved on the base boss (61) whose height is the second height (h2), the base boss ( 61) Abut the first driving end (151) to make the first locking member (15) slide up, so that the first locking end (152) cooperates with a first locking mechanism to lock the second arm (20) , so that the second arm (20) cannot rotate relative to the first arm (10). The display support structure according to claim 1, wherein the first locking mechanism comprises a first locking hole (115) and a second locking hole (212), and the first locking hole (115) is provided in the first locking hole (115). A support arm (10), the second locking hole (212) is provided in the second support arm (20); when the first locking member (15) slides up, the first locking end (152) passes through and is locked When cooperating with the first locking hole (115) and the second locking hole (212), the first locking end (152) cooperates with the first locking mechanism to lock the second arm (20). The display support structure according to claim 1, wherein the display support structure further comprises a third support arm (30), and one end of the third support arm (30) is pivotally connected to the second support arm (20). the other end; a second locking piece (25) is slidably arranged in the second arm (20), and the second locking piece (25) has a second driving end (251) and a second locking end (252); When the first support arm (10) is sleeved on the base boss (51) whose height is the first height (h1), the third support arm (30) can be relative to the second support arm (20) Rotation; when the second arm (20) rotates to the first position relative to the first arm (10), the third arm (30) is relative to the first position When the second support arm (20) is rotated to a second position, and the first support arm (10) is sleeved on the base boss (61) whose height is the second height (h2), the base boss (61) pushes against the first driving end (151) to make the first locking member (15) slide up, so that the first locking end (152) cooperates with the first locking mechanism to lock the second arm (20) ) and push against the second driving end (251) to make the second locking piece (25) slide, so that the second locking end (252) cooperates with a second locking mechanism to lock the third arm (30), The third support arm (30) cannot be rotated relative to the second support arm (20). The display support structure according to claim 3, wherein the second locking mechanism comprises a rotating shaft (31) and an engaging groove (254), the rotating shaft (31) is engaged with the third support arm (30) and is pivotally connected to the second arm (20), and the engaging groove (254) is provided at the second locking end (252) of the second locking member (25) of the second arm (20); when the When the second locking member (25) slides so that the engaging groove (254) of the second locking end (252) is engaged with the rotating shaft (31), the second locking end (252) is matched with the second locking end (252). A locking mechanism locks the third arm (30). The display support structure according to claim 4, wherein the first locking mechanism comprises a first locking hole (115) and a second locking hole (212), and the first locking hole (115) is provided in the first locking hole (115). A support arm (10), the second locking hole (212) is provided in the second support arm (20); when the first locking member (15) slides up, the first locking end (152) passes through and is locked When the first locking hole (115) and the second locking hole (212) are engaged, the first locking end (152) cooperates with the first locking mechanism to lock the second arm (20); the second The locking member (25) includes a sliding member (25a) and a linking member (25b), the sliding member (25a) is vertically slidable relative to the second arm (20), and the linking member (25b) is relative to the first supporting arm (20). The two arms (20) are slidably arranged in parallel; the bottom surface of the sliding member (25a) is the second driving end (251), the sliding member (25a) has an inclined plane (255), and one end of the linking member (25b) Abutting against the inclined plane (255) of the sliding member (25a), the other end of the linking member (25b) is the second locking end (252) and is provided with the engaging groove (254); when the first locking When the member (15) slides up and the first locking end (152) passes through and is engaged with the second locking hole (212), the first locking end (152) also abuts against the sliding member (25a) the bottom surface to make the slider (25a) slide up, and then push the inclined plane (255) of the slider (25a) The linking member (25b) slides, so that the engaging groove (254) of the linking member (25b) slides to be engaged with the rotating shaft (31). The display support structure according to claim 3, wherein the display support structure further comprises a display mounting seat (40), the display mounting seat (40) is arranged on the third support arm (30), and the display mounting seat (40) is used to connect a display. The display support structure according to claim 1, wherein the display support structure further comprises a table clip-type base (50), and the base boss (51) with a height of the first height (h1) is provided on the table clip on the base (50). The display support structure according to claim 1, wherein the display support structure further comprises an upright base (60), and the base boss (61) with a height of the second height (h2) is provided on the upright base (60) on.

Images