CN221098192U

CN221098192U - Multi-connecting-rod cantilever bracket

Info

Publication number: CN221098192U
Application number: CN202323010671.XU
Authority: CN
Inventors: 麦启斌
Original assignee: Zhaoqing Hejia Electronic Co ltd
Current assignee: Zhaoqing Hejia Electronic Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-06-07
Anticipated expiration: 2033-11-08

Abstract

The utility model discloses a multi-connecting-rod cantilever bracket, and belongs to the technical field of cantilever brackets. The utility model comprises a lower joint, a lower arm, a middle joint, an upper arm and an upper joint, wherein the lower arm comprises a lower main rod and a lower auxiliary rod which are arranged on the lower joint in parallel in a rotating way, the other ends of the lower main rod and the lower auxiliary rod are arranged on the middle joint in a rotating way, a pressure spring, a sliding block and a thrust piece which are mutually abutted in sequence are arranged in the lower main rod, and the thrust piece is rotatably abutted on a nail of the middle joint. The upper arm comprises an upper main rod and an upper auxiliary rod which are arranged between the middle joint and the upper joint in parallel in a rotating manner, a hook piece, a tension spring, a connecting block and a hook strip which are sequentially hooked are arranged in the upper main rod, the tail end of the hook piece is hooked on a hook hole of the upper main rod, and the tail end of the hook strip is hooked on the upper auxiliary rod. The utility model adopts the design of two sets of connecting rods, which can effectively resist the gravity of the product and the self so as to bear larger load; the joints and the arms are wrapped by the arm sleeves and the protective shells, and the arm sleeves can hide wires, so that the whole attractive and compact structure is realized.

Description

Multi-connecting-rod cantilever bracket

Technical Field

The utility model belongs to the technical field of cantilever supports, and particularly relates to a multi-connecting-rod cantilever support.

Background

With the rapid development of technology, many people start to broadcast their own recorded programs on the network or use entertainment equipment and electronic equipment in entertainment places. During audio and video recording, a user cannot hold the device at any time, so that the device needs to be fixed by a bracket. In the live broadcast process, a microphone is fixedly arranged on a cantilever bracket, the current cantilever bracket is similar to a microphone cantilever bracket with an extensible function disclosed in China patent 2022226765917, as shown in figure 1, and comprises a cantilever bracket, and the tail end of the cantilever bracket is provided with a microphone interface; the cantilever bracket comprises a plurality of supporting pipes and a rotary joint between the adjacent supporting pipes. The cantilever bracket mainly adopts damping between a joint and a connecting rod for angle adjustment, the damping of the joint has the defect of larger weight force if the damping is large, but the angle is difficult to adjust; if the damping is small, the weight is small although the damping is easy to adjust. Therefore, the multi-connecting-rod cantilever bracket is provided, and the problems that the existing cantilever bracket adopts joint damping to cause small bearing, difficult adjustment and the like are solved.

Disclosure of utility model

The utility model aims to provide a multi-connecting-rod cantilever bracket, which aims to solve the problems of small bearing, difficult adjustment and the like caused by joint damping of the existing cantilever bracket in the background art. In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a many connecting rods cantilever support, includes joint, lower arm, well joint, upper arm, upper joint down, and the lower arm includes parallel and rotary mounting at lower mobile jib of joint, lower auxiliary rod down, and lower mobile jib, the other end of lower auxiliary rod and the installation of well joint rotation are equipped with pressure spring, sliding block and the thrust piece of mutual butt in proper order in the mobile jib down, and the rotatable butt of thrust piece is on the nail of blocking of well joint. The lower arm is sequentially connected with the lower main rod, the lower auxiliary rod, the middle joint and the lower joint in a rotating way to form a square connecting rod, a pressure spring is added in the lower main rod, and the pressure spring acts on the middle joint and the lower main rod to form a moment for resisting the middle joint. The upper arm comprises an upper main rod and an upper auxiliary rod which are arranged between the middle joint and the upper joint in parallel in a rotating manner, a hook piece, a tension spring, a connecting block and a hook strip which are sequentially hooked are arranged in the upper main rod, the tail end of the hook piece is hooked on a hook hole of the upper main rod, and the tail end of the hook strip is hooked on the upper auxiliary rod. The upper arm forms a square connecting rod through the upper main rod, the upper auxiliary rod, the middle joint and the upper joint, a tension spring is added in the upper main rod, and the compression spring acts on the upper auxiliary rod and the upper joint to form a moment for resisting the gravity of the upper joint. The damping of the middle joint, the lower arm and the upper arm of the technical scheme is small, the adjustment is convenient, the gravity of the product is resisted by designing the tension spring and the pressure spring, the whole bearing is large, and the effects of easy adjustment and large bearing are realized.

Further describing the foregoing solution, the lower joint is fixedly connected to the clamping module, the upper joint is fixedly connected to the mounting module, the clamping module is used for fixing the product on a desktop, and the mounting module is used for mounting a mobile phone, a microphone, and the like.

More preferably, the rotary shafts among the lower joint, the lower arm, the middle joint, the upper arm and the upper joint adopt opposite locking screws and damping gaskets so as to facilitate the adjustment of damping and the improvement of service life; the joint piece of the middle joint is respectively connected with the lower main rod and the upper auxiliary rod in a rotating way by arranging two bulges.

More preferably, lower arm, upper arm and arm cover joint, lower joint, well joint, upper joint have cup jointed the protective case, and the arm cover has been seted up the wire casing and is used for accomodating the electric wire, wire casing and adhesive tape sliding connection realize that whole product is more pleasing to the eye, succinct. Furthermore, the installation module adopts the universal head design, conveniently adjusts microphone, cell-phone.

Compared with the prior art, the utility model has the following beneficial effects:

1. Two sets of connecting rods are adopted, one set is used for resisting the gravity of the installed product, and the other set is used for resisting the gravity of the installed product and the upper arm;

2. When a user adjusts the angle of the bracket, the force arm is long and labor-saving, the force arm for installing the product and the upper arm is short, and the product is resisted by the tension of the tension spring, so that a relatively large load can be born; the gravity of the upper arm is counteracted by the pressure spring of the lower arm, so that the whole stability is realized;

3. The lower joint, the lower arm, the middle joint, the upper arm and the upper joint are wrapped by the arm sleeve and the protective shell, and the arm sleeve can hide the lead, so that the whole is attractive and concise.

Drawings

FIG. 1 is a schematic diagram of the Chinese patent 2022226765917;

FIG. 2 is a schematic diagram of an embodiment of the present utility model;

FIG. 3 is an exploded view of an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 5 is a schematic view of the lower joint structure according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a lower arm structure according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a middle joint structure according to an embodiment of the present utility model;

FIG. 8 is a schematic view of an upper arm structure according to an embodiment of the present utility model;

FIG. 9 is a schematic view of a structure of a superior joint according to an embodiment of the present utility model;

FIG. 10 is a reference diagram of a usage status provided in an embodiment of the present utility model;

FIG. 11 is a reference diagram of a usage status provided in an embodiment of the present utility model;

FIG. 12 is a reference diagram of a usage status provided in an embodiment of the present utility model;

Wherein, each reference sign in the figure:

1. A clamping module; 2. a lower joint;

3. A lower arm; 31. an arm sleeve; 311. a wire slot; 32. an adhesive tape; 33. a lower auxiliary rod; 34. a lower main rod; 341. a pressure spring; 342. a sliding block; 343. a thrust piece;

4. Middle joint; 41. a protective shell; 42. a joint sheet; 43. locking screws; 431. damping gaskets; 44. a protrusion; 45. blocking nails;

5. An upper arm; 51. an upper main rod; 511. hooking pieces; 512. a tension spring; 513. a connecting block; 514. a hooking strip; 515. a hook hole; 52. an upper auxiliary rod;

6. An upper joint; 7. installing a module; 8. a microphone.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Referring to fig. 2-12, the present utility model provides a multi-link cantilever bracket, which includes a lower joint 2, a lower arm 3, a middle joint 4, an upper arm 5, and an upper joint 6, wherein the lower arm 3 includes a lower main rod 34 and a lower auxiliary rod 33 which are parallel and rotatably mounted on the lower joint 2, the other ends of the lower main rod 34 and the lower auxiliary rod 33 are rotatably mounted on the middle joint 4, a compression spring 341, a sliding block 342, and a thrust piece 343 which are sequentially abutted with each other are disposed in the lower main rod 34, and the thrust piece 343 is rotatably abutted on a nail blocking 45 of the middle joint 4. As shown in fig. 4, 5, 6 and 7, the lower arm 3 is sequentially connected by a lower main rod 34, a lower auxiliary rod 33, a middle joint 4 and a lower joint 2 in a rotating way to form a square connecting rod, a pressure spring 341 is added into the lower main rod 34, and the pressure spring 341 acts on the middle joint 4 and the lower main rod 34 to form a moment resisting the middle joint 4. As shown in fig. 4, 8 and 9, the upper arm 5 includes an upper main rod 52 and an upper auxiliary rod 51 which are parallel and rotatably installed between the middle joint 4 and the upper joint 6, a hook piece 511, a tension spring 512, a connecting block 513 and a hook strip 514 which are sequentially hooked are arranged in the upper main rod 52, the tail end of the hook piece 511 is hooked on a hook hole 515 of the upper main rod 52, and the tail end of the hook strip 514 is hooked on the upper auxiliary rod 51. The upper arm 5 forms a square connecting rod through the upper main rod 52, the upper auxiliary rod 51, the middle joint 4 and the upper joint 6, a tension spring 512 is added in the upper main rod 52, and a compression spring 341 acts on the upper auxiliary rod 51 and the upper joint 6 to form a moment resisting the gravity of the upper joint 6.

As shown in fig. 5, the rotary shafts among the lower joint 2, the lower arm 3, the middle joint 4, the upper arm 5 and the upper joint 6 adopt a locking screw 43 and a damping gasket 431, so as to facilitate the adjustment of damping and the improvement of service life; as shown in fig. 7, the joint piece 42 of the middle joint 4 is rotatably connected to the lower boom 34 and the upper boom 52 by providing two protrusions 44, respectively.

As shown in fig. 2, the lower joint 2 is fixedly connected with the clamping module 1, the upper joint 6 is fixedly connected with the mounting module 7, the clamping module 1 is used for fixing a product on a table top, and the mounting module 7 is used for mounting a mobile phone, a microphone 8 and the like. The lower arm 3, the upper arm 5 and the arm sleeve 31 are clamped, the lower joint 2, the middle joint 4 and the upper joint 6 are sleeved with the protective shell 41, the arm sleeve 31 is provided with the wire slot 311 for accommodating wires, and the wire slot 311 is slidably connected with the adhesive tape 32, so that the whole product is more attractive and concise. Furthermore, the installation module 7 adopts the universal head design, conveniently adjusts microphone 8, cell-phone.

The following further illustrates the principles of the present utility model in connection with a mode of use in order to provide a more thorough understanding of the present utility model.

Referring to fig. 10-12, in actual use, the storage state is shown in fig. 2 and 10, and the upper arm 5 and the lower arm 3 are designed in parallel, so that the occupied space is small. When the upper arm 5 is required to be unfolded, as shown in fig. 11 and 12, the upper joint 6 or the upper arm 5 can be grasped, and the upper arm 5 is pulled to the corresponding position, as shown in fig. 11, and the internal structure is shown in fig. 4. When the user mounts the microphone 8 on the mounting module 7, the microphone 8 has a gravity G vertically downward, and referring to the force analysis of fig. 11, abm generates a clockwise torque, and in order to resist the force of abm, a tension spring 512 is disposed between b and c1, and the smaller the distance between b and c1, the larger the bearable load, the larger the tension of the tension spring 512, and the rotation of abm can be resisted. Meanwhile, the upper arm 5, the upper joint 6 and the microphone 8 are taken as a whole, the gravity of the upper arm 5, the upper joint 6 and the microphone 8 is vertically downward, the middle joint 4 receives relatively large torque, in order to resist the whole torque of the upper arm 5, the upper joint 6 and the microphone 8, the torque in the opposite direction needs to be applied to the he connecting rod, and the pressure spring 341 supports the e1, so that the he connecting rod is reversely rotated anticlockwise to resist the gravity of the upper arm 5. In summary, the abcdc link and the tension spring 512 are used to counteract the gravity of the microphone 8, and the efngh link and the compression spring 341 are used to counteract the gravity of the upper arm 5 and the microphone 8.

In summary, the utility model adopts two sets of connecting rod designs, one set is used for resisting the gravity of the installed product, and the other set is used for resisting the gravity of the installed product and the upper arm 5; when a user adjusts the angle of the bracket, the force arm is long and labor-saving, the force arm for installing the product and the upper arm 5 is short, and the product is resisted by the tension force of the tension spring 512, so that a relatively large load can be born; the gravity of the upper arm 5 is counteracted by the pressure spring 341 of the lower arm 3, so that the whole stability is realized; the lower joint 2, the lower arm 3, the middle joint 4, the upper arm 5 and the upper joint 6 are wrapped by the arm sleeve 31 and the protective shell 41, and the arm sleeve 31 can hide wires, so that the whole is attractive and concise.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiments, and the terms "upper," "lower," "left," "right," "front," "back," and the like are used herein with reference to the positional relationship of the drawings.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The above embodiments are only for illustrating the present utility model, not for limiting the present utility model, and various changes and modifications may be made by one of ordinary skill in the relevant art without departing from the spirit and scope of the present utility model, and therefore, all equivalent technical solutions are also within the scope of the present utility model, and the scope of the present utility model is defined by the claims.

Claims

1. The utility model provides a many connecting rods cantilever support, includes lower joint (2), lower arm (3), well joint (4), upper arm (5), upper joint (6), its characterized in that: the lower arm (3) comprises a lower main rod (34) and a lower auxiliary rod (33) which are arranged on the lower joint (2) in parallel in a rotating way, wherein the other ends of the lower main rod (34) and the lower auxiliary rod (33) are arranged on the middle joint (4) in a rotating way, a pressure spring (341), a sliding block (342) and a thrust piece (343) which are mutually abutted in sequence are arranged in the lower main rod (34), and the thrust piece (343) is rotatably abutted on a nail blocking (45) of the middle joint (4);

the upper arm (5) comprises an upper main rod (52) and an upper auxiliary rod (51) which are arranged between the middle joint (4) and the upper joint (6) in parallel in a rotating mode, a hook piece (511), a tension spring (512), a connecting block (513) and a hook strip (514) which are sequentially hooked are arranged in the upper main rod (52), the tail end of the hook piece (511) is hooked on a hook hole (515) of the upper main rod (52), and the tail end of the hook strip (514) is hooked on the upper auxiliary rod (51).

2. A multi-link cantilever according to claim 1, wherein: the lower joint (2) is fixedly connected with the clamping module (1), and the upper joint (6) is fixedly connected with the mounting module (7).

3. A multi-link cantilever according to claim 1, wherein: the rotary shafts among the lower joint (2), the lower arm (3), the middle joint (4), the upper arm (5) and the upper joint (6) are installed by adopting opposite locking screws (43) and damping gaskets (431), and the joint piece (42) of the middle joint (4) is respectively connected with the lower main rod (34) and the upper main rod (52) in a rotary mode through two bulges (44).

4. A multi-link cantilever according to claim 1, wherein: the lower arm (3), the upper arm (5) and the arm sleeve (31) are clamped, the arm sleeve (31) is provided with a wire slot (311), and the wire slot (311) is in sliding connection with the adhesive tape (32).

5. A multi-link cantilever according to claim 1, wherein: the lower joint (2), the middle joint (4) and the upper joint (6) are sleeved with a protective shell (41).

6. A multi-link cantilever according to claim 2, wherein: the installation module (7) adopts a universal head design.