CN114352908A - A dynamic balance mechanical spring type monitor stand cantilever system - Google Patents

Abstract

The invention relates to the field of display supports and discloses a dynamic balance mechanical spring type display support cantilever system which comprises a cantilever assembly, a spring assembly and a support assembly; the cantilever assembly comprises an upper arm, a lower arm positioned below the upper arm, and a first side arm and a second side arm which are respectively hinged to two sides of the upper arm and the lower arm through rotating shafts, and the upper arm, the lower arm, the first side arm and the second side arm are matched to form a parallelogram structure; the spring assembly comprises a rotating rod hinged to the second side arm, a threaded rod is movably connected to the rotating rod in a penetrating mode, a connecting frame is connected to one end of the threaded rod in a penetrating mode, and a spring fixedly connected with the first side arm is connected to one end, far away from the threaded rod, of the connecting frame. The movement of the threaded rod drives the included angle between the spring and the lower arm to change, so that the length of the force arm of the rotating and hinging position of the tension of the spring and the parallelogram structure under different angles is changed, and compared with a damping scheme, the damping mechanism has longer service life and more stable structure.

Description

A dynamic balance mechanical spring type monitor stand cantilever system

technical field

The invention belongs to the field of display brackets, in particular to a dynamic balance mechanical spring type display bracket cantilever system.

Background technique

The monitor stand is mainly composed of a cantilever. The cantilever, as the name implies, can be stretched freely, as unrestricted as an arm, and is made of aluminum alloy or carbon steel. The parts that the computer contacts have this kind of protection device to protect the computer, and it can be rotated directly without opening the clamp.

In the existing mechanical spring scheme of the monitor stand, when the cantilever swings up and down, the force arm of the monitor cantilever and the spring tension change synchronously, resulting in different torques. Therefore, it is impossible to simply rely on the spring itself to adapt to the constant force support of the monitor stand. Auxiliary damping and other technical means are used to realize the suspension of the display at different positions. On this basis, in order to solve this problem, a dynamic balance mechanical spring type display bracket cantilever system is proposed here.

SUMMARY OF THE INVENTION

In order to solve the problems raised in the above background art, the present invention provides a dynamic balance mechanical spring-type display stand cantilever system, including: a cantilever assembly, a spring assembly and a bracket assembly; the cantilever assembly includes an upper arm and a lower arm located below the upper arm. and side arm 1 and side arm 2 which are hinged on both sides of the upper arm and the lower arm respectively through the rotating shaft, and the upper arm, lower arm, side arm 1 and side arm 2 cooperate to form a parallelogram structure; the spring assembly includes hinged on the side arm. On the second rotating rod, a threaded rod is movably connected through the rotating rod, one end of the threaded rod is threadedly connected with a connecting frame, and one end of the connecting frame away from the threaded rod is connected with a fixed connection with the side arm. a spring, the other end of the threaded rod is fixedly connected with a turning handle, and the outer peripheral side of the threaded rod is movably sleeved with a limit ring located between the turning handle and the turning rod; Arm at the bottom.

Further, the bottom end of the support arm is fixedly connected with a base, and the bottom end of the base is provided with a clamping mechanism for engaging with the desktop.

Further, the clamping mechanism includes a connecting plate fixedly connected to the bottom end of the base and perpendicular to the base, the inner side of the connecting plate is fixedly connected with an L-shaped metal plate, and the horizontal plate of the metal plate is threadedly connected with a connecting plate. Adjustment knob in vertical direction.

Further, the top end of the adjustment knob is fixedly connected with a soft pad located under the base, and the soft pad is a rubber pad or a silicone pad.

Further, a bearing is installed on the top end of the support arm, the outer ring of the bearing is fixedly connected with the support arm, and the inner ring of the bearing is rotatably connected with the rotating shaft at the bottom end of the side arm.

Further, the front and rear sides of the lower arm are fixedly connected with a fan-shaped frame at the position close to the second side arm, each of the fan-shaped frames is provided with an arc-shaped groove, and the two ends of the rotating rod are located in the corresponding in the arc slot.

Further, a horizontally rotatable swivel head 1 is hinged on the end of the side arm 1 away from the upper arm through a rotating shaft, and the end of the swivel head 1 away from the side arm 1 is fixedly connected with a mounting frame for installing a display.

Further, the end of the rotating head 1 away from the side arm 1 is hinged with the rotating head 2 which can rotate up and down through the rotating shaft, and the end of the rotating head 2 away from the rotating head 1 is fixed to the mounting frame.

Compared with the prior art, the beneficial effects of the present invention are:

In the present invention, the movement of the threaded rod drives the angle between the spring and the lower arm to change, so that the tension of the spring changes with the length of the arm at the hinged position of the parallelogram structure at different angles. The product of the arm is always equal to the product of the gravity of the display and the gravity moment of the display, so that the display can remain suspended in different positions. Compared with the damping scheme, the service life is longer, the structure is more stable, the adjustment is smoother, and the use is more convenient. Has better inventiveness.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is the front view structure schematic diagram of the present invention;

3 is a schematic structural diagram of the spring assembly of the present invention;

4 is a schematic diagram of a vertical hole structure of the present invention;

In the figure: 1. Upper arm; 2. Lower arm; 3. Side arm 1; 4. Side arm 2; 5. Rod; 6. Spring; 7. Connecting frame; 8. Threaded rod; , turning handle; 11, support arm; 12, base; 13, clamping mechanism; 1301, connecting plate; 1302, metal plate; 1303, adjusting knob; 1304, cushion; 14, sector frame; 15, arc groove; 16. Rotating head one; 17. Rotating head two; 18. Mounting frame.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments; based on the The embodiments of the present invention, and all other embodiments obtained by those of ordinary skill in the art without creative work, fall within the protection scope of the present invention.

In the idle place of the device, place all the drivers matched with the electrical components, and connect all the above-mentioned driving components, which refer to the power components, electrical components and the adapted power supply, through wires by those skilled in the art. The specific connection means , it should be referred to the following description, the electrical connection between the electrical devices is completed in sequence, and the detailed connection means are known in the art.

The dynamic balance mechanical spring type display stand cantilever system provided by this specific embodiment, as shown in Figure 1, Figure 2 and Figure 3, includes a cantilever assembly, a spring assembly and a stand assembly wherein:

The cantilever assembly includes an upper arm 1, a lower arm 2 located below the upper arm 1, and a side arm 1 3 and a side arm 2 4 that are hinged on both sides of the upper arm 1 and the lower arm 2 through a rotating shaft. Here, the upper arm 1, the lower arm 2, the side arm One 3 and side arm two 4 cooperate to form a cantilever with a parallelogram structure;

The spring assembly includes a rotating rod 5 hinged on the second side arm 4, a threaded rod 8 is movably connected through the rotating rod 5, and one end of the threaded rod 8 is threadedly connected with a connecting frame 7, and the connecting frame 7 is far from the threaded rod 8. One end is connected with the spring 6 fixedly connected with the side arm 1 3, the other end of the threaded rod 8 is fixedly connected with the turning handle 10, and the outer peripheral side of the threaded rod 8 is movably sleeved with a limiter located between the turning handle 10 and the turning rod 5. Due to the blocking of the limit ring 9, when the threaded rod 8 is rotated, it is equivalent to pulling the spring 6 through the connecting frame 7, and the spring 6 is connected with the side arm 2 3 in the parallelogram structure, so through the The adjusting spring 6 can adjust the supporting strength to adapt to the different weight monitors, so as to realize the suspension state of the monitor in different positions;

The bracket assembly includes a support arm 11 connected to the bottom end of the second side arm 4 through a rotating shaft, and the support arm 11 is used to support the entire device.

In addition to the above:

First, as shown in FIG. 1 , a base 12 is fixedly connected to the bottom end of the support arm 11 , and the bottom end of the base 12 is provided with a clamping mechanism 13 for engaging with the desktop. As shown in FIG. 2 , the clamping mechanism 13 It includes a connecting plate 1301 that is fixedly connected to the bottom end of the base 12 and is perpendicular to the base 12. Here, an L-shaped metal plate 1302 is fixedly connected to the inner side of the connecting plate 1301. The adjustment knob 1303 in the straight direction, in this way, the entire device can be fixed on the desktop by rotating the adjustment knob 1303 to make it abut against the desktop. In addition, as shown in FIG. 2, the top of the adjustment knob 1303 is also fixedly connected with The soft pad 1304 below 12, this soft pad 1304 is a rubber pad or a silicone pad, the function of the soft pad 1304 is to prevent the top end of the adjustment knob 1303 from damaging the bottom end of the desktop.

Second, a bearing is installed at the top of the support arm 11, the outer ring of the bearing is fixedly connected with the support arm 11, and the inner ring of the bearing is rotatably connected with the rotating shaft at the bottom end of the side arm 24, so that the cantilever can be rotated on the spot without will fall.

Third, as shown in FIG. 1 , in order to enhance the stability of the cantilever of the parallelogram structure, the front and rear sides of the lower arm 2 are fixedly connected with a fan-shaped frame 14 at the position close to the second side arm 4, and each fan-shaped frame 14 is opened through There is an arc-shaped groove 15, the arc-shaped groove 15 is generally curved upward, and the two ends of the rotating rod 5 are respectively located in the corresponding arc-shaped groove 15. In addition, the hole formed on the second side arm 4 due to the hinged connection of the rotating rod 5 is a The vertical hole, which can make the movement of the arc groove 15 drive the rotating rod 5 to move up and down in the groove in the side wall 2 4, so as to play the role of adjusting the size of the force arm. The style of the vertical hole is shown at point K in Figure 4 .

Fourth, as shown in FIG. 1, the end of the side arm 1 3 away from the upper arm 1 is hinged with a horizontally rotatable rotating head 16 through the rotating shaft, and the end of the rotating head 1 16 away from the side arm 1 is hinged through the rotating shaft. The rotating rotating head 2 17, the end of the rotating head 2 17 away from the rotating head 1 16 is fixedly connected with a mounting frame 18, and a damping gasket for preventing the hanging monitor from bowing is installed in the rotating head 2 17, so that the The mounted monitor can be rotated freely, which can be adjusted up and down as well as horizontally.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (8)

1. A dynamically balanced mechanical spring type display stand cantilever system, comprising: a cantilever assembly, a spring assembly and a bracket assembly;

the cantilever assembly comprises an upper arm (1), a lower arm (2) positioned below the upper arm (1), and a first side arm (3) and a second side arm (4) which are respectively hinged to the upper arm (1) and the lower arm (2) through rotating shafts, wherein the upper arm (1), the lower arm (2), the first side arm (3) and the second side arm (4) are matched to form a parallelogram structure;

the spring assembly comprises a rotating rod (5) hinged to the second side arm (4), a threaded rod (8) is movably connected to the rotating rod (5) in a penetrating mode, a connecting frame (7) is connected to one end of the threaded rod (8) in a penetrating mode through threads, a spring (6) fixedly connected with the first side arm (3) is connected to one end, far away from the threaded rod (8), of the connecting frame (7), a rotating handle (10) is fixedly connected to the other end of the threaded rod (8), and a limiting ring (9) located between the rotating handle (10) and the rotating rod (5) is movably sleeved on the outer peripheral side of the threaded rod (8);

the bracket component comprises a support arm (11) connected to the bottom end of the side arm II (4) through a rotating shaft.

2. The dynamically balanced mechanical spring loaded display stand cantilever system of claim 1, wherein: the bottom end of the support arm (11) is fixedly connected with a base (12), and a clamping mechanism (13) used for being clamped with a desktop is arranged at the bottom end of the base (12).

3. The dynamically balanced mechanical spring loaded display stand cantilever system of claim 2, wherein: the clamping mechanism (13) comprises a connecting plate (1301) which is fixedly connected to the bottom end of the base (12) and perpendicular to the base (12), an L-shaped metal plate (1302) is fixedly connected to the inner side of the connecting plate (1301), and an adjusting knob (1303) located in the vertical direction is in threaded through connection with a transverse plate of the metal plate (1302).

4. The dynamically balanced mechanical spring loaded display stand cantilever system of claim 3, wherein: the top end of the adjusting knob (1303) is fixedly connected with a soft pad (1304) located below the base (12), and the soft pad (1304) is a rubber pad or a silica gel pad.

5. The dynamically balanced mechanical spring loaded display stand cantilever system of claim 1, wherein: the bearing is installed on the top end of the support arm (11), the outer ring of the bearing is fixedly connected with the support arm (11), and the inner ring of the bearing is rotatably connected with the rotating shaft at the bottom end of the side arm II (4).

6. The dynamically balanced mechanical spring loaded display stand cantilever system of claim 1, wherein: the front side and the rear side of the lower arm (2) are fixedly connected with fan-shaped frames (14) at positions close to the side arms (4), each fan-shaped frame (14) is provided with an arc-shaped groove (15) in a penetrating mode, the arc-shaped grooves (15) are bent upwards in an overall mode, and two ends of the rotating rod (5) are located in the corresponding arc-shaped grooves (15) respectively.

7. The dynamically balanced mechanical spring loaded display stand cantilever system of claim 1, wherein: one end of the side arm I (3) far away from the upper arm (1) is hinged with a first rotating head (16) capable of horizontally rotating through a rotating shaft, and one end of the first rotating head (16) far away from the side arm I (3) is fixedly connected with an installation frame (18) used for installing a display.

8. The dynamically balanced mechanical spring display stand cantilever system of claim 7, wherein: one end of the first rotating head (16), which is far away from the first side arm (3), is hinged with a second rotating head (17) which can rotate up and down through a rotating shaft, and one end of the second rotating head (17), which is far away from the first rotating head (16), is fixed with the mounting frame (18).

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