Conductive module of magic ruler and conductive magic ruler thereof

Abstract

The conductive module comprises a shell and a cavity, a first side wall of the shell is provided with a connecting piece in the cavity, and the connecting piece is connected with the first side wall through a pre-pressing spring and penetrates through the first side wall to the outside of the cavity. Positive and negative conducting rings are arranged on the surface, outside the cavity, of the first side wall; the second side wall is provided with a through hole and positive and negative electrode elastic conductive contacts, the through hole is used for inserting a connecting piece, and the positive and negative electrode elastic conductive contacts are located in the cavity and penetrate through the second side wall to the outside of the cavity; and positive and negative power lines are also arranged in the cavity and are respectively connected with the positive and negative conductive rings and the positive and negative elastic conductive contacts. According to the magic ruler module, the adjacent conductive modules are connected through the connecting pieces, the modules can relatively and infinitely rotate, the modules are clamped and fixed through the positioning devices, circuits are kept communicated in the rotating process, and infinite extension of the magic ruler module can be achieved.

Description

Technical Field

[0001] The utility model specifically relates to a conductive module of a magic ruler and a conductive magic ruler. Background Art

[0002] A wire is the most basic conductive device. To protect its appearance and performance, wire conduits, wire boxes, etc. are often provided. This kind of structure limits the possibility of free deformation and expansion. A magic ruler is formed by movably connecting a number of modules in a hinged structure. The shape of the module is usually an isosceles triangular prism. The hinged structure generally consists of a connecting rod and a spring to ensure good rotatability, fit, and elastic mobility in the hinged axial direction between the modules. Due to its specific structure and connection method, the magic ruler has the advantages of free deformation and infinite expansion. Currently, on the market, there is no product that combines a magic ruler with a conductive device. Summary of the Utility Model

[0003] The purpose of the utility model is to overcome the deficiencies of the prior art, and provides a conductive module of a magic ruler and a conductive magic ruler, solving the problems in the above background art.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a conductive module of a magic ruler is provided, which includes a housing and a cavity formed inside the housing. The housing includes a first side wall and a second side wall;

[0005] A connecting piece is installed in the cavity on the first side wall. The connecting piece is connected to the first side wall through a pre-pressed spring and penetrates through the first side wall to the outside of the cavity. A positive and negative conductive ring is provided on the surface of the first side wall located outside the cavity;

[0006] The second side wall is provided with a through hole and positive and negative elastic conductive contacts. The through hole is used for inserting the connecting piece. The positive and negative elastic conductive contacts are located inside the cavity and penetrate through the second side wall to the outside of the cavity;

[0007] Positive and negative power lines are further provided in the cavity, which are respectively connected to the positive and negative conductive rings and the positive and negative elastic conductive contacts.

[0008] In a preferred embodiment of the utility model, the module is provided with a positioning device, and the positioning device includes a groove and a bump, and the groove and the bump are respectively located on the outer surfaces of the first side wall and the second side wall.

[0009] In a preferred embodiment of the utility model, the connecting piece is installed at the center of the first side wall, and the through hole is located at the center of the second side wall.

[0010] In a preferred embodiment of the utility model, the positive and negative conductive rings are composed of two concentric rings with the axis of the connecting piece as the center of the circle.

[0011] In a preferred embodiment of the present utility model, there are two sets of positive and negative power supply lines, and four positive and negative elastic conductive contacts are correspondingly arranged.

[0012] In a preferred embodiment of the present utility model, one end of the connecting member is provided with a convex platform, the convex platform is located inside the cavity, and the pre-pressure spring is sleeved outside the rod body of the connecting member and is located between the convex platform and the inner wall of the first side wall.

[0013] In a preferred embodiment of the present utility model, the other end of the connecting member is provided with an anti-disconnection device.

[0014] In a preferred embodiment of the present utility model, the module is an isosceles triangular prism or a quadrangular prism.

[0015] The present utility model also provides a conductive magic ruler, including the conductive module of the above-mentioned magic ruler.

[0016] In a preferred embodiment of the present utility model, the number of the conductive modules is at least two. The connecting member of one conductive module penetrates through the through hole on the first side wall to the second side wall of the adjacent conductive module, and the first side wall of the conductive module is attached to and rotatably connected to the second side wall of the adjacent conductive module.

[0017] Compared with the background technology, the technical solution of the present utility model has the following advantages:

[0018] This solution can realize the circuit connection between the modules. The modules can rotate relatively infinitely, or can be fixed in position after rotating a certain fixed value through the positioning device. While the modules are rotating, the circuit connection can still be maintained. Through the pairwise connection between the modules, a conductive structure with infinite expansion and free deformation can be realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 It is one of the structural diagrams of the conductive module in Embodiment 1;

[0021] Figure 2 It is the second structural diagram of the conductive module in Embodiment 1;

[0022] Figure 3 It is one of the connection structures of the magic ruler in Embodiment 3;

[0023] Figure 4 It is the second connection structure of the magic ruler in Embodiment 3;

[0024] Figure 5 It is the third of the Rubik's Snake connection structures in Embodiment 3.

[0025] Among them, 1 - housing, 11 - first side wall, 111 - positive and negative conductive rings, 112 - groove, 12 - second side wall, 121 - through hole, 122 - positive and negative elastic conductive contacts, 123 - bump, 2 - cavity, 3 - cover plate, 4 - connecting piece, 41 - boss, 42 - anti - detachment device, 5 - pre - compression spring, 6 - positive and negative power supply lines, 71 - isosceles triangular prism, 72 - quadrangular prism. Specific implementation manner

[0026] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0027] Embodiment 1

[0028] A conductive module of a Rubik's Snake includes a housing 1 and a cavity 2 formed inside the housing 1. The housing 1 includes a first side wall 11 and a second side wall 12. The module of this embodiment is an isosceles triangular prism 71. The first side wall 11 and the second side wall 12 are perpendicular squares, and any of the rectangular inclined surface or triangular surface of the housing 1 can be set as a cover plate 3 for closing the cavity 2.

[0029] A connecting piece 4 is installed in the cavity 2 on the first side wall 11. The connecting piece 4 is connected to the first side wall 11 through a pre - compression spring 5 and penetrates through the first side wall 11 to the outside of the cavity 2. A positive and negative conductive ring 111 is provided on the surface of the first side wall 11 outside the cavity 2.

[0030] The second side wall 12 is provided with a through hole 121 and positive and negative elastic conductive contacts 122. The through hole 121 is used for inserting the connecting piece 4, and the positive and negative elastic conductive contacts 122 are located inside the cavity 2 and penetrate through the second side wall 12 to the outside of the cavity 2.

[0031] Positive and negative power supply lines 6 are also provided inside the cavity 2, which are respectively connected to the positive and negative conductive rings 111 and the positive and negative elastic conductive contacts 122.

[0032] The module is provided with a positioning device, and the positioning device includes a groove 112 and a bump 123. The groove 112 and the bump 123 are respectively located on the outer surfaces of the first side wall 11 and the second side wall 12. In this embodiment, there are 4 grooves 112 and 4 bumps 123 respectively, which are arranged at equal angles around the centers of the first side wall 11 and the second side wall 12. When adjacent modules are connected, they can be fixed in position every 90° rotation.

[0033] The connecting piece 4 is installed at the center of the first side wall 11, the through hole 121 is located at the center of the second side wall 12, and the positive and negative conductive rings 111 are composed of two concentric rings with the axis of the connecting piece 4 as the center of the circle, ensuring that the circuit is always connected at every angle of rotation.

[0034] There are two groups of positive and negative power supply lines 6, one group is for backup, and the positive and negative elastic conductive contacts 122 are correspondingly arranged in four. In this embodiment, the positive and negative elastic conductive contacts 122 adopt pogopin spring pins, so that when the two units rotate infinitely relative to each other and there is a displacement in the direction perpendicular to the normal plane of the rotation, they can stably contact and conduct electricity.

[0035] One end of the connecting piece 4 is provided with a boss 41, the boss 41 is located in the cavity 2, and the pre-pressure spring 5 is sleeved outside the rod body of the connecting piece 4 and is located between the boss 41 and the inner wall of the first side wall 11. The other end of the connecting piece 4 is provided with an anti-disengagement device 42, such as a convex ring. In this embodiment, the convex ring has a diameter that gradually increases in the direction of the boss 41, and can smoothly pass through the through hole 121 and abut against the end of the through hole 121. The rod body between the convex ring and the boss 41 can also ensure the smooth rotation of the module. The connecting piece 4 in this embodiment can adopt connection methods such as riveting or nut connection that can realize the rotational connection between adjacent modules.

[0036] Embodiment 2

[0037] The difference between Embodiment 2 and Embodiment 1 is that: the module in this embodiment is a quadrangular prism 72, the first side wall 11 and the second side wall 12 are squares at both ends of the prism that are not parallel, the remaining faces of the prism are arranged parallel to each other in pairs, and the positive and negative power supply lines 6 are arranged according to the length of the module.

[0038] Embodiment 3

[0039] This embodiment provides a conductive magic ruler, which includes at least two conductive modules of Embodiment 1 or 2. The connecting piece 4 of one conductive module penetrates through the through hole 121 from the first side wall 11 to the second side wall 12 of the adjacent conductive module to become a rotating shaft, realizing the rotational connection between two adjacent conductive modules. At the same time, the outer surface of the first side wall 11 of one conductive module fits with the outer surface of the second side wall 12 of the adjacent conductive module, and the bumps 123 and grooves 112 of the two cooperate to realize the clamping fixation at a certain rotation angle. Through the connection and rotation between the conductive modules, the infinite expansion and free deformation of the overall structure of the conductive magic ruler are realized.

[0040] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A conductive module of a magic ruler, characterized in that: It includes a housing and a cavity formed inside the housing. The housing includes a first side wall and a second side wall; A connecting member is installed inside the cavity on the first side wall. The connecting member is connected to the first side wall through a pre-compressed spring and penetrates through the first side wall to the outside of the cavity. A positive and negative conductive ring is provided on the surface of the first side wall located outside the cavity; The second side wall is provided with a through hole and positive and negative elastic conductive contacts. The through hole is used for inserting the connecting member. The positive and negative elastic conductive contacts are located inside the cavity and penetrate through the second side wall to the outside of the cavity; Positive and negative power lines are further provided inside the cavity, which are respectively connected to the positive and negative conductive rings and the positive and negative elastic conductive contacts.

2. The conductive module of a magic ruler according to claim 1, wherein: The module is provided with a positioning device, which includes a groove and a bump. The groove and the bump are respectively located on the outer surfaces of the first side wall and the second side wall.

3. The conductive module of a magic ruler according to claim 1, characterized in that: The connecting member is installed at the center of the first side wall, and the through hole is located at the center of the second side wall.

4. The conductive module of a magic ruler according to claim 1, wherein: The positive and negative conductive rings are composed of two concentric rings with the axis of the connecting member as the center of the circle.

5. The conductive module of a magic ruler according to claim 1, characterized in that: There are two groups of positive and negative power lines, and four positive and negative elastic conductive contacts are correspondingly provided.

6. The conductive module of a magic ruler according to claim 1, wherein: One end of the connecting member is provided with a boss, which is located inside the cavity. The pre-compressed spring is sleeved outside the rod body of the connecting member and is located between the boss and the inner wall of the first side wall.

7. The conductive module of a magic ruler according to claim 1, characterized in that: The other end of the connecting member is provided with an anti-detachment device.

8. The conductive module of a magic ruler according to claim 1, wherein: The module is an isosceles triangular prism or a quadrangular prism.

9. A conductive magic ruler, characterized in that: It includes a conductive module of a magic ruler according to any one of claims 1-8.

10. A conductive magic ruler according to claim 9, characterized in that: The number of the conductive modules is at least two. The connecting member of one conductive module penetrates from the first side wall to the through hole of the second side wall of the adjacent conductive module. The first side wall of the conductive module is attached to and rotatably connected to the second side wall of the adjacent conductive module.

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