Self-adjusting leveling device

Abstract

The present invention relates to a self-adjusting leveling device, comprising a supporting platform, an intermediate rotating bracket and a base, wherein the supporting platform and the intermediate rotating bracket are hinged via an hinge mechanism I, and the intermediate rotating bracket and the base are hinged via an hinge mechanism II, and the hinge mechanism I and the hinge mechanism II cooperate to form self-balancing adjustment in the front-back direction and the left-right direction; a counterweight block is arranged on the back of the supporting platform, and the counterweight block cooperates with the base to form a limiting structure in a balanced state. This scheme can automatically maintain a horizontal state under the action of an external force, and can always maintain a horizontal state without being affected by the installation environment.

Description

Technical Field

[0001] The invention relates to a balancing device, in particular to a self-adjusting leveling device. Background Art

[0002] Equipment installation in some specific occasions needs to ensure that it is always in a horizontal state. For example, in the field of communications, with the rapid development of the communications field and the increasing demand for communications in the industry, especially in some special environments, such as cars driving on uneven roads, ships sailing in wind and waves, etc., the carrier sways and shakes greatly, and the communication antenna cannot be guaranteed to be in a horizontal angle, resulting in poor performance and stability of receiving and transmitting signals. Summary of the invention

[0003] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a self-adjusting leveling device which can automatically maintain levelness under the action of external forces and always maintain a level state regardless of the installation environment.

[0004] The objective of the present invention is achieved through the following technical solutions:

[0005] A self-adjusting leveling device comprises a supporting platform, an intermediate rotating bracket and a base, wherein the supporting platform and the intermediate rotating bracket are hingedly connected via an hinge mechanism I, and the intermediate rotating bracket and the base are hingedly connected via an hinge mechanism II;

[0006] The articulated mechanism I and the articulated mechanism II cooperate to form self-balancing adjustment in the front-to-back direction and the left-to-right direction;

[0007] A counterweight block is arranged on the back of the supporting platform, and the counterweight block cooperates with the base to form a limiting structure in a balanced state.

[0008] This solution utilizes the articulated mechanism I and the articulated mechanism II to form left-right balance adjustment and front-back balance adjustment in the horizontal direction to ensure that the support platform always maintains balance and can quickly restore balance even if a collision or swing occurs.

[0009] Furthermore, a mounting position is provided on the front side of the support platform, the counterweight block is fixed at the center of the back side of the support platform, mounting holes are symmetrically arranged along a cross-shaped path with the mounting position of the counterweight block as the center, and the counterweight block is located at the intersection of the cross-shaped path.

[0010] Furthermore, the articulated mechanism I comprises:

[0011] A damping hinge structure I is arranged on a first side and a second side of the supporting platform, wherein the first side and the second side are a set of symmetrical side of the supporting platform;

[0012] and a link structure I disposed on the inner side of the first side edge and the inner side of the second side edge of the middle rotating bracket, wherein the damping hinge structure I is hingedly matched with the link structure I;

[0013] The damping hinge structure I comprises a rotating shaft I, a sinusoidal section I symmetrically arranged around the rotating shaft I, and a limiting portion located on the left and right sides of the rotating shaft I;

[0014] The link structure I includes an axial hole I that cooperates with the rotating shaft I, a limit platform located on the left and right sides of the axial hole I and cooperating with the limit part, and two mounting holes I symmetrically arranged on both sides of the axial hole I. The support platform is hingedly mounted on the inner side of the middle rotating bracket through the cooperation of the rotating shaft I and the axial hole I.

[0015] Furthermore, the articulated mechanism II comprises:

[0016] A damping hinge structure II is arranged on the outer side of the third side and the outer side of the fourth side of the intermediate rotating bracket, and a link structure II is arranged on the inner side of the first side and the inner side of the second side of the base, and the damping hinge structure II and the link structure II form an articulated match;

[0017] The damping hinge structure II includes a rotating shaft II and a sinusoidal section II symmetrically centered on the rotating shaft II. The link structure II includes an axial hole II matched with the rotating shaft II and two mounting holes II symmetrically arranged on both sides of the axial hole I.

[0018] The intermediate rotating bracket is hingedly mounted on the inner side of the base through the cooperation of the rotating shaft II and the shaft hole II.

[0019] Furthermore, the mounting hole I and the mounting hole II are step holes, and a pin and a return spring are inserted into the step holes. Under the action of the return spring, the pin extends out of the step hole and abuts against the surface of the corresponding sinusoidal section I or the sinusoidal section II, so that a nonlinear damping hinge is formed between the rotating shaft I and the shaft hole I, and between the rotating shaft II and the shaft hole II.

[0020] Furthermore, the mounting hole I and the mounting hole II are through-hole stepped holes, and the stepped holes are sealed by hexagon socket screws at the opposite ends where the pins extend out.

[0021] Furthermore, the limiting portions on the left and right sides of the rotating shaft I are two limiting inclined surfaces distributed in a V shape.

[0022] Furthermore, the sinusoidal section I and the sinusoidal section II are respectively symmetrical about the corresponding rotation axis I and rotation axis II.

[0023] Furthermore, the intermediate rotating bracket is a rectangular frame, and a wiring groove is arranged on the border of the rectangular frame.

[0024] Furthermore, the counterweight block is circular, and a chamfer is provided on a bottom contour of the counterweight block, and the inclined surface formed by the chamfer cooperates with the base as the limiting structure.

[0025] The beneficial effect of the present invention is that the present invention utilizes elastic pins in combination with sinusoidal sections to form a damping hinge structure, so that during the impact or swinging process, the greater the movement angle, the stronger the elastic limiting force received, thereby enhancing the stability in the impact or swinging environment and avoiding the problem of being unable to recover due to excessive swinging angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an exploded view of the present invention;

[0027] Figure 2 It is a state diagram of the present invention;

[0028] Figure 3 It is the main view of the support platform;

[0029] Figure 4 It is a top view of the support platform;

[0030] Figure 5 This is a schematic diagram of the back of the support platform;

[0031] Figure 6 is a schematic diagram of the damping hinge structure I;

[0032] Figure 7 1 is a schematic diagram of the structure of the intermediate rotating bracket;

[0033] Figure 8 is a schematic diagram of link structure I;

[0034] Fig. 9 is a schematic diagram of the damping hinge structure II;

[0035] Fig.10 is a schematic diagram of the base structure;

[0036] Fig.11 is a schematic diagram of link structure II;

[0037] Fig.12 It is the assembly diagram of the damping hinge structure II and the link structure II. DETAILED DESCRIPTION

[0038] The technical solution of the present invention is further described in detail below in conjunction with specific embodiments, but the protection scope of the present invention is not limited to the following.

[0039] refer to Figure 1As shown, a self-adjusting leveling device includes a support platform 1, an intermediate rotating bracket 2 and a base 3. The support platform 1 and the intermediate rotating bracket 2 are hinged by a hinge mechanism I, and the intermediate rotating bracket 2 and the base 3 are hinged by a hinge mechanism II. A counterweight block 11 is arranged on the back of the support platform 1, and the counterweight block 11 cooperates with the base 3 to form a limit structure in a balanced state. Figure 2 As shown, it is a state of use, the corresponding equipment is installed on the supporting platform 1, and in this embodiment, the antenna array 4 is installed, wherein the base 3 is provided with a fixing hole 31, and its structure can be referred to Fig.10 As shown, in the installed state, the base 3 can be installed horizontally or tilted. Figure 2 The schematic diagram of the tilted installation is shown by Figure 2 It can be seen that this solution has a technical advancement that is not affected by the installation angle. No matter what angle is used for installation, the support platform 1 always remains in a horizontal state. Among them, the articulated mechanism I and the articulated mechanism II cooperate to form a self-balancing adjustment in the front-to-back direction and the left-to-right direction, so that the support platform 1 always remains in a horizontal state.

[0040] More specifically, a mounting position 13 is provided on the front of the support platform 1, and the counterweight block 11 is fixed at the center of the back of the support platform 1. The mounting holes 14 distributed along a cross-shaped path are symmetrically arranged around the mounting position of the counterweight block 11. The counterweight block 11 is located at the intersection of the cross-shaped path. The structure can be referred to Figure 3-5 As shown, the mounting position 13 is used to fix the antenna array 4. In this embodiment, the mounting position 13 is designed as a screw hole column.

[0041] In one aspect, reference Figure 5-8 As shown, the hinge mechanism I includes a damping hinge structure I12 arranged on the first side and the second side of the support platform 1. The first side and the second side are a set of symmetrical sides of the support platform 1. Figure 4 As shown, the damping hinge structure I12 is arranged on the front and rear sides of the supporting platform 1.

[0042] The hinge mechanism 1 also includes a link structure 121 disposed on the inner side of the first side edge and the inner side of the second side edge of the intermediate rotating bracket 2, wherein the inner side of the first side edge and the inner side of the second side edge refer to the inner side edges that match the first side edge and the second side edge of the supporting platform 1, with reference to Figure 7 As shown, the link structure I21 is symmetrically arranged on the inner sides of the front and rear sides of the middle rotating bracket 2.

[0043] The damping hinge structure I12 is hingedly matched with the link structure I21, so that it can swing freely in a swinging state and quickly restore balance under the action of the counterweight block 11.

[0044] refer to Figure 6As shown, the damping hinge structure I12 includes a rotation axis I123, a sinusoidal section I122 symmetrically arranged around the rotation axis I123, and a limit portion 121 located on the left and right sides of the rotation axis I123;

[0045] refer to Figure 8 As shown, the link structure I21 includes an axial hole I212 that cooperates with the rotating shaft I123, a limit platform 23 located on the left and right sides of the axial hole I212 and cooperating with the limit portion 121, and two mounting holes I211 symmetrically arranged on both sides of the axial hole I212. The support platform 1 is hingedly mounted on the inner side of the middle rotating bracket 2 through the cooperation of the rotating shaft I123 and the axial hole I212.

[0046] In another aspect, reference Figure 9-11 As shown, the articulated mechanism II includes a damping articulated structure II22 disposed on the outside of the third side and the outside of the fourth side of the middle rotating bracket 2, and correspondingly, the damping articulated structure II22 is disposed on the outside of the left and right sides of the middle rotating bracket 2. In addition, the articulated mechanism II also includes a linking structure II32 disposed on the inside of the first side and the inside of the second side of the base 3, and the damping articulated structure II12 forms an articulated match with the linking structure II32.

[0047] refer to Fig. 9 As shown, the damping hinge structure II22 includes a rotation axis II222 and a sinusoidal section II221 symmetrical with the rotation axis II222 as the center. Fig.11 As shown, the link structure II32 includes an axial hole II322 that cooperates with the rotating shaft II222, and two mounting holes II321 symmetrically arranged on both sides of the axial hole I212; the intermediate rotating bracket 2 is hingedly mounted on the inner side of the base 3 through the cooperation of the rotating shaft II222 and the axial hole II322.

[0048] Among them, the articulated mechanism I and the articulated mechanism II are basically the same in structure and working principle. The only difference is that the articulated mechanism I also includes a limiting function composed of a limiting portion 121 and a limiting platform 23, while the articulated mechanism II is limited by the cooperation between the counterweight block 11 and the base 3.

[0049] refer to Fig.12 As shown, the mounting hole I211 and the mounting hole II321 are stepped holes, and a pin 5 and a reset spring 6 are inserted into each of the stepped holes. Under the action of the reset spring 6, the pin 5 extends out of the stepped hole and abuts against the surface of the corresponding sinusoidal section I122 or the sinusoidal section II221, so that a nonlinear damping hinge is formed between the rotating shaft I123 and the shaft hole I212, and between the rotating shaft II222 and the shaft hole II322. The mounting hole I211 and the mounting hole II321 are through-step holes, and the stepped hole is sealed by a hexagon socket screw 7 at the opposite end where the pin 5 extends out.

[0050] As a preferred embodiment, the limiting parts 121 on the left and right sides of the rotating shaft I123 are two limiting inclined surfaces distributed in a V shape, the sinusoidal section I and the sinusoidal section II221 are respectively symmetrical about the corresponding rotating shaft I123 and the rotating shaft II222, and the middle rotating bracket 2 is a rectangular frame, and a wiring groove 24 is provided on the frame of the rectangular frame. The counterweight block 11 is circular, and the bottom contour of the counterweight block 11 is provided with a chamfer 15, and the inclined surface formed by the chamfer 15 cooperates with the base 3 as a limiting structure.

[0051] The above is only a preferred embodiment of the present invention. It should be understood that the present invention is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art shall not deviate from the spirit and scope of the present invention, and shall be within the scope of protection of the claims attached to the present invention.

Claims

1. A self-adjusting leveling device, characterized in that: It comprises a supporting platform (1), an intermediate rotating bracket (2) and a base (3), wherein the supporting platform (1) and the intermediate rotating bracket (2) are hingedly connected via a hinge mechanism I, and the intermediate rotating bracket (2) and the base (3) are hingedly connected via a hinge mechanism II; The articulated mechanism I and the articulated mechanism II cooperate to form self-balancing adjustment in the front-to-back direction and the left-to-right direction; A counterweight block (11) is arranged on the back of the support platform (1), and the counterweight block (11) cooperates with the base (3) to form a limiting structure in a balanced state; The hinge mechanism I comprises: a damping hinge structure I (12) arranged on a first side and a second side of the support platform (1), the first side and the second side being a pair of symmetrical side of the support platform (1); and a link structure I (21) arranged on the inner side of the first side and the inner side of the second side of the intermediate rotating bracket (2), the damping hinge structure I (12) and the link structure I (21) forming an articulated fit; the damping hinge structure I (12) comprises a rotating shaft I (123), a positive axis symmetrically arranged around the rotating shaft I (123) The tangential section I (122) and the limiting parts (121) are located on the left and right sides of the rotating shaft I (123); the link structure I (21) comprises an axial hole I (212) matched with the rotating shaft I (123), a limiting platform (23) located on the left and right sides of the axial hole I (212) and matched with the limiting part (121), and two mounting holes I (211) symmetrically arranged on both sides of the axial hole I (212); the supporting platform (1) is hingedly mounted on the inner side of the middle rotating bracket (2) through the matching of the rotating shaft I (123) and the axial hole I (212); The hinge mechanism II comprises: a damping hinge structure II (22) arranged on the outside of the third side and the outside of the fourth side of the intermediate rotating bracket (2), and a link structure II (32) arranged on the inside of the first side and the inside of the second side of the base (3), wherein the damping hinge structure II (22) and the link structure II (32) form an articulated match; the damping hinge structure II (22) comprises a rotating shaft II (222), and a sinusoidal section II (221) symmetrically centered around the rotating shaft II (222); the link structure II (32) comprises an axial hole II (322) matched with the rotating shaft II (222), and two mounting holes II (321) symmetrically arranged on both sides of the axial hole I (212); the intermediate rotating bracket (2) is hingedly mounted on the inner side of the base (3) through the matching of the rotating shaft II (222) and the axial hole II (322); The mounting hole I (211) and the mounting hole II (321) are stepped holes, each of which has a pin (5) and a return spring (6) inserted therein. Under the action of the return spring (6), the pin (5) extends out of the stepped hole and abuts against the surface of the corresponding sinusoidal section I (122) or the sinusoidal section II (221), so that a nonlinear damping hinge is formed between the rotating shaft I (123) and the shaft hole I (212), and between the rotating shaft II (222) and the shaft hole II (322); The counterweight block (11) is circular, and the bottom profile of the counterweight block (11) is provided with a chamfer (15). The inclined surface formed by the chamfer (15) cooperates with the base (3) to serve as the limiting structure.

2. A self-adjusting leveling device according to claim 1, characterized in that: The support platform (1) is provided with a mounting position (13) on the front side, the counterweight block (11) is fixed at the center of the back side of the support platform (1), and mounting holes (14) distributed along a cross-shaped path are symmetrically arranged around the mounting position of the counterweight block (11), and the counterweight block (11) is located at the intersection of the cross-shaped path.

3. A self-adjusting leveling device according to claim 2, characterized in that: The mounting hole I (211) and the mounting hole II (321) are through-hole stepped holes, and the stepped holes are sealed by hexagon socket screws (7) at the opposite ends of the pins (5) extending therefrom.

4. A self-adjusting leveling device according to claim 3, characterized in that: The limiting portions (121) on the left and right sides of the rotating shaft I (123) are two limiting inclined surfaces distributed in a V shape.

5. The self-adjusting leveling device according to claim 1, characterized in that: The sinusoidal section I (122) and the sinusoidal section II (221) are respectively symmetrical about the corresponding rotation axis I (123) and rotation axis II (222).

6. A self-adjusting leveling device according to claim 1, characterized in that: The intermediate rotating bracket (2) is a rectangular frame, and a wiring groove (24) is provided on the border of the rectangular frame.

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