CN219535590U - Cable quick contraction structure and lifting support - Google Patents

Abstract

The utility model belongs to the technical field of lifting brackets, and particularly relates to a cable quick contraction structure and a lifting bracket, comprising a cable; the middle part of the cable is spirally wound with a spiral section; the spiral section is penetrated with an elastic piece, and two ends of the elastic piece are respectively connected with two ends of the spiral section; when the cable is pulled to be elongated by external force, the spiral section and the elastic piece can be elastically elongated, after the external force is removed, the elastic piece is elastically reset to provide elasticity, the spiral section and the cable are driven to be rapidly contracted, and the cable cannot be clamped by the lifting device in the rapid downward moving process, so that the structure is stable and reliable.

Description

Cable quick contraction structure and lifting support

Technical Field

The utility model belongs to the technical field of lifting supports, and particularly relates to a cable quick contraction structure and a lifting support.

Background

Referring to fig. 1, an existing telescopic spiral cable (cable) is generally wound with a spiral section 2 on a cable 1, and when an external force pulls the spiral section 2 of the cable 1, the spiral section 2 of the cable 1 is elastically stretched, so that the cable 1 is stretched, and after the external force is removed, the spiral section 2 of the cable 1 is elastically reset, so that the cable 1 is driven to shrink, and the spiral cable 1 can stretch. However, the elastic force of the spiral section 2 is smaller when the spiral section 2 is reset, and after long-time use, the spiral section 2 is easy to elastically fatigue, at this time, the cable 1 is driven to shrink slowly by virtue of the elastic force of the spiral section 2 when the spiral section 2 is reset, so that the cable 1 which is not timely shrunk is easy to be clamped by the lifting device in the process of rapid lifting, and the fault is caused.

Disclosure of Invention

The utility model aims to provide a cable quick contraction structure and a lifting bracket, and aims to solve the technical problems that in the prior art, the elasticity of a cable is smaller when a spiral section of the cable is reset, the spiral section is easy to elastically fatigue after long-time use, at the moment, the cable is contracted by virtue of the elasticity of the spiral section when the spiral section is reset, the cable is contracted slowly, and the cable which is not contracted timely is easy to clamp in the quick lifting process of a lifting device, so that faults are caused.

In order to achieve the above object, an embodiment of the present utility model provides a cable quick contraction structure, including a cable; the middle part of the cable is spirally wound with a spiral section; the spiral section is penetrated with an elastic piece, and two ends of the elastic piece are respectively connected with two ends of the spiral section.

Optionally, the two ends of the spiral section are respectively provided with a connecting part, and the two ends of the elastic piece are respectively connected with the two connecting parts.

Optionally, the connecting portion is a straight rod portion, two ends of the connecting portion are respectively connected with the end portion of the cable and the end portion of the spiral section, and the connecting portion is non-parallel to the end portion of the cable and the end portion of the spiral section.

Optionally, hooks are respectively arranged at two ends of the elastic piece, and the two hooks are respectively hung on the two connecting parts.

Optionally, the two ends of the elastic piece are respectively provided with a connecting ring, and the two connecting rings are respectively sleeved on the two connecting parts.

Optionally, electrical connectors are provided at both ends of the cable.

Optionally, the elastic element is a spring.

A lifting bracket is provided with the cable rapid contraction structure.

Optionally, the lifting device comprises a supporting rod and a lifting rod which is arranged on the supporting rod in a sliding manner; the lifting rod can move up and down relative to the supporting rod, and a screen mounting frame is arranged at the upper end of the lifting rod; the cable wears to locate the bracing piece with in the lifter, the upper end of cable extends to the screen mounting bracket.

Optionally, the support rod is disposed on a base.

Compared with the prior art, the one or more technical schemes in the cable quick contraction structure provided by the embodiment of the utility model have at least one of the following technical effects:

when the cable is pulled to be elongated by external force, the spiral section and the elastic piece can be elastically elongated, after the external force is removed, the elastic piece is elastically reset to provide elasticity, the spiral section and the cable are driven to be rapidly contracted, and the cable cannot be clamped by the lifting device in the rapid downward moving process, so that the structure is stable and reliable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a prior art spiral cable.

Fig. 2 is a schematic structural view of the cable quick contraction structure of the present utility model.

Fig. 3 is an exploded view of a first embodiment of the cable quick-shrink structure of the present utility model.

Fig. 4 is an exploded view of a second embodiment of the cable quick-shrink structure of the present utility model.

Fig. 5 is a schematic structural view of a lifting bracket according to the present utility model.

Fig. 6 is an exploded view of the lifting bracket of the present utility model.

Wherein, each reference sign in the figure:

100. a cable; 110. a helical section; 111. a connection part; 120. an elastic member; 121. a hook; 122. a connecting ring; 130. an electrical connector;

200. a lifting bracket; 210. a support rod; 220. a lifting rod; 230. and a screen mounting frame.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, referring to fig. 2-4, a cable quick-shrink structure is provided, comprising a cable 100; the middle portion of the cable 100 is spirally wound with a spiral section 110.

Referring to fig. 2-4, an elastic member 120 is disposed in the spiral hole of the spiral section 110, and two ends of the elastic member 120 are respectively connected with two ends of the spiral section 110. The elastic member 120 may be fixedly connected to the spiral segment 110 through a connecting member such as a rope, a ribbon, a connecting buckle, or an iron wire, that is, any connecting member capable of fixedly connecting the elastic member 120 to the spiral segment 110 is not limited herein.

Specifically, referring to fig. 2 to 4, when the cable 100 is pulled to extend by an external force, the spiral section 110 and the elastic member 120 elastically extend, and after the external force is removed, the elastic member 120 elastically resets to provide an elastic force to drive the spiral section 110 and the cable 100 to quickly shrink, so that the lifting device does not clamp the cable 100 in the quick downward movement process, and the structure is stable and reliable.

Further, the elastic member 120 has excellent elasticity, and elastic fatigue is not easily generated even after long-term use.

Further, referring to fig. 2 to 4, the two ends of the spiral section 110 are respectively provided with a connecting portion 111, and the two ends of the elastic member 120 are respectively connected to the two connecting portions 111, so that the elastic member 120 is conveniently connected to the spiral section 110 by providing the connecting portions 111.

Further, referring to fig. 2-4, hooks 121 are disposed at two ends of the elastic member 120, and the two hooks 121 are respectively connected to the two connecting portions 111, so that the elastic member 120 is connected to the connecting portions 111, and assembly is facilitated.

In other embodiments, the two ends of the elastic member 120 are respectively provided with a connection ring 122, and the two connection rings 122 are respectively sleeved on the two connection portions 111, so that the elastic member 120 is connected to the connection portions 111, and assembly is convenient. For example: the attachment ring 122 may be a snap-on structure in a key.

The connecting part 111 may be a mounting ring, and the hook 121 is sleeved on an annular hole of the mounting ring, so that the installation is convenient. The connecting ring 122 is sleeved on the annular hole of the mounting ring, and the connection is firm.

In other embodiments, referring to fig. 2-4, the connection portion 111 is a straight rod portion, two ends of the connection portion 111 are respectively connected with an end of the cable 100 and an end of the spiral section 110, and the connection portion 111 is disposed non-parallel to the end of the cable 100 and the end of the spiral section 110. The end of the cable 100 and the end of the spiral section 110 play a limiting role, preventing the hooks 121 and the connecting ring 122 from sliding out of the connecting portion 111, and the structure is stable.

In another embodiment of the present utility model, referring to fig. 2-4, the two ends of the cable 100 are provided with electrical connectors 130, and by providing the electrical connectors 130, the cable 100 is convenient to electrically connect with an electronic device (e.g., the electronic device may be a display screen, a battery, etc.).

Specifically, the elastic member 120 is a spring, which has a simple structure and good elasticity.

In another embodiment of the present utility model, referring to fig. 5-6, there is also provided a lifting bracket 200 having the above-described rapid retraction structure of the cable 100. The lifting bracket 200 can be a display screen bracket, so that the lifting bracket 200 can not clamp the cable 100 in the process of rapidly moving downwards, and the structure is stable and reliable.

Further, referring to fig. 5 to 6, the lifting bracket 200 includes a support bar 210 and a lifting bar 220 slidably provided to the support bar 210. The lifting rod 220 can move up and down relative to the supporting rod 210, a screen mounting rack 230 is arranged at the upper end of the lifting rod 220, and the screen mounting rack 230 is used for mounting a display screen. The cable 100 is inserted into the support rod 210 and the lifting rod 220, and the upper end of the cable 100 extends to the screen mounting frame 230 for electrical connection with the display screen.

The lifting rod 220 may be slidably connected to the support rod 210 through a sliding rail.

Further, the support bar 210 is disposed on a base (not shown), which is disc-shaped and stably supports the support bar 210 through the base.

The rest of the present embodiment is the same as the first embodiment, and the unexplained features in the present embodiment are all explained by the first embodiment, and are not described here again.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. For those skilled in the art, the architecture of the utility model can be flexible and changeable without departing from the concept of the utility model, and serial products can be derived. But a few simple derivatives or substitutions should be construed as falling within the scope of the utility model as defined by the appended claims.

Claims (9)

1. A cable quick contraction structure comprises a cable; the middle part of the cable is spirally wound with a spiral section; the spiral section is characterized in that an elastic piece is arranged in the spiral section in a penetrating way, and two ends of the elastic piece are respectively connected with two ends of the spiral section; the two ends of the spiral section are respectively provided with a connecting part, and the two ends of the elastic piece are respectively connected with the two connecting parts.

2. The cable quick contraction structure according to claim 1, wherein: the connecting part is a straight rod part, two ends of the connecting part are respectively connected with the end part of the cable and the end part of the spiral section, and the connecting part is non-parallel to the end part of the cable and the end part of the spiral section.

3. The cable quick contraction structure according to claim 2, wherein: hooks are arranged at two ends of the elastic piece, and the two hooks are respectively hung on the two connecting parts.

4. The cable quick contraction structure according to claim 2, wherein: the two ends of the elastic piece are respectively provided with a connecting ring, and the two connecting rings are respectively sleeved on the two connecting parts.

5. The cable quick contraction structure according to claim 1, wherein: and electric connectors are arranged at two ends of the cable.

6. The cable quick contraction structure according to claim 1, wherein: the elastic piece is a spring.

7. A lifting bracket characterized by having the cable quick contraction structure according to any one of claims 1 to 5.

8. The lifting bracket of claim 7, wherein: comprises a supporting rod and a lifting rod which is arranged on the supporting rod in a sliding way; the lifting rod can move up and down relative to the supporting rod, and a screen mounting frame is arranged at the upper end of the lifting rod; the cable wears to locate the bracing piece with in the lifter, the upper end of cable extends to the screen mounting bracket.

9. The lifting bracket of claim 8, wherein: the support rod is arranged on a base.