CN211063016U - Conductive slip ring and camera shooting assembly with same - Google Patents

Abstract

The utility model provides a conductive slip ring, including casing, conductive brush and conductive loop, conductive loop set up in the casing, conductive brush wear to establish and fixed connection in the casing, conductive brush supports and holds conductive loop, conductive brush with still be equipped with the lubricating layer between the conductive loop. The utility model discloses a lead electrical slip ring, lead electrical brush and lead electrical loop and say and be provided with the lubricating layer, the lubricating layer can reduce the coefficient of friction between leading electrical brush and the electrical loop, improves the self-lubricating of leading electrical slip ring, avoids leading electrical slip ring to use the problem that easily takes place to destroy because of wearing and tearing after a period, and then improves the reliability of leading electrical slip ring, improves the life of leading electrical slip ring. The utility model also provides a subassembly of making a video recording, the subassembly of making a video recording includes foretell conductive slip ring. The utility model discloses a subassembly of making a video recording can improve the life of the subassembly of making a video recording through setting up foretell conductive slip ring.

Description

Conductive slip ring and camera shooting assembly with same

Technical Field

The utility model belongs to the technical field of electromechanical device, in particular to lead electrical slip ring and have this subassembly of making a video recording that leads electrical slip ring.

Background

Conductive slip rings, also known as conductive slip rings, are used in any electromechanical system that requires continuous rotation while also requiring the transmission of power and signals from a fixed location to a rotating location. The current brush and the current loop of the current slip ring are easy to wear, and the current slip ring can not be used normally after being used for a period of time.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a conductive slip ring and an electromechanical system having the conductive slip ring, which aim to enhance the reliability of the conductive slip ring and prolong the service life of the conductive slip ring.

The utility model provides a conductive slip ring, including casing, conductive brush and conductive loop, conductive loop set up in the casing, conductive brush wear to establish and fixed connection in the casing, conductive brush supports and holds conductive loop, conductive brush with still be equipped with the lubricating layer between the conductive loop.

The utility model discloses a lead electrical slip ring, lead electrical brush and lead electrical loop and say and be provided with the lubricating layer, the lubricating layer can reduce the coefficient of friction between leading electrical brush and the electrical loop, improves the self-lubricating of leading electrical slip ring, avoids leading electrical slip ring to use the problem that easily takes place to destroy because of wearing and tearing after a period, and then improves the reliability of leading electrical slip ring, improves the life of leading electrical slip ring.

In one embodiment, in order to ensure that the lubricating layer can reduce the friction coefficient between the conductive brush and the conductive loop, the lubricating layer is a graphene lubricating layer.

So set up, graphite alkene lubricating layer can play the effect that reduces coefficient of friction between electrically conductive brush and the conductive loop way as the lubricating layer, and graphite alkene lubricating layer has good electric conductivity simultaneously, and then can improve the transmission efficiency between electrically conductive brush and the conductive loop way.

In one embodiment, in order to ensure that graphene can be arranged between the conductive brush and the conductive loop, the graphene lubricating layer is arranged on the conductive brush; and/or the presence of a catalyst in the reaction mixture,

the graphene lubricating layer is arranged on the conductive loop.

With the arrangement, the graphene can play a role in reducing the friction coefficient between the conductive brush and the conductive layer and improving the transmission efficiency between the conductive brush and the conductive layer.

In one embodiment, to ensure that the conductive loop can rotate relative to the housing, the conductive slip ring further includes a first bearing and a rotor, the first bearing is fixedly disposed in the housing, one end of the conductive loop is connected to the first bearing, and the rotor extends into the housing and is fixedly connected to the other end of the conductive loop.

So set up, the one end of conductive loop is connected with first bearing, and the other end and the rotor fixed connection of conductive loop, under the drive of rotor, the conductive loop can rotate relative to the casing, and then realizes the basic function of conductive slip ring.

In one embodiment, to ensure that the rotor and the conductive ring can stably rotate relative to the housing, the conductive ring further includes a second bearing disposed in the housing and connected to the rotor.

So set up, the rotor is connected with the second bearing, rotor and conductive loop way fixed connection, and the second bearing can assist rotor and the relative casing rotation of conductive loop way, and then makes rotor and the relative casing pivoted stability of conductive loop way improve.

In one embodiment, in order to ensure that the rotor is fixedly connected with the conductive loop, the rotor and the conductive loop are of an integrally formed structure.

So set up, rotor and conductive loop fixed connection, and the rotor is connected between with conductive loop and is had better stability to realize that the rotor drives the relative casing rotation of conductive loop.

In one embodiment, the rotor and the conductive loop are in a split structure, and the rotor and the conductive loop are fixed to each other by welding or clamping.

So set up, rotor and conductive loop fixed connection to realize that the rotor drives the relative casing rotation of conductive loop.

In one embodiment, to ensure that the conductive brush is fixedly connected to the housing, the conductive brush is fixed to the housing by an adhesive connection.

So set up, electrically conductive brush and casing realize fixed connection, and adhesive bonding makes electrically conductive brush and casing have good leakproofness, is favorable to the normal use of electrically conductive sliding ring.

In one embodiment, in order to ensure the reliability of the connection of the conductive slip ring and the external device, the number of the conductive brushes is two, the number of each group of conductive brushes is at least two, and the two groups of conductive brushes are alternately arranged along the axial direction of the shell.

So set up, two sets of electrically conductive brushes homoenergetic are connected with external equipment, and then improve the reliability that electricity swivelling joint and external equipment are connected.

The utility model also provides a subassembly of making a video recording, the subassembly of making a video recording includes foretell conductive slip ring.

The utility model discloses a subassembly of making a video recording can improve the life of the subassembly of making a video recording through setting up foretell conductive slip ring.

Drawings

Fig. 1 is a schematic structural diagram of a conductive slip ring according to an embodiment of the present invention;

fig. 2 is a cross-sectional view at a-a of the conductive slip ring shown in fig. 1.

Description of reference numerals:

100. a conductive slip ring; 10. a housing; 11. an inner cavity; 12. a first mounting groove; 13. a second mounting groove; 20. a conductive loop; 21. a conductive chute; 22. a surface insulating layer; 30. a rotor; 40. a conductive brush; 50. a first bearing; 60. a second bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a conductive slip ring 100 according to an embodiment of the present invention, and fig. 2 is a cross-sectional view of the conductive slip ring 100A-a shown in fig. 1. The utility model provides a conductive slip ring 100, it is as electric rotary connector, can follow fixing device transmission current, data signal to rotary device to realize fixing device and rotary device's being connected.

In the present embodiment, the slip ring 100 is provided in a camera, but it is understood that in other embodiments, the slip ring 100 may be provided in an electromechanical system in the fields of robots, medical equipment, smart home appliances, and the like.

The conductive slip ring 100 comprises a shell 10, a conductive loop 20, a rotor 30 and a conductive brush 40, wherein the conductive loop 20 and the conductive brush 40 are both connected with the shell 10, the rotor 30 is connected with the conductive loop 20, and the rotor 30 is connected with the shell 10; the shell 10 is used for protecting the conductive loop 20 and the conductive brush 40, the conductive loop 20 is connected with an external rotating mechanism, the conductive brush 40 is connected with an external fixing mechanism, the conductive loop 20 and the conductive brush 40 are used for realizing the connection of an electric signal or a data signal of the external rotating mechanism and the external fixing mechanism, and the rotor 30 is used for realizing the connection of the conductive loop 20 and the external rotating mechanism.

The casing 10 is substantially cylindrical, an inner cavity 11 is formed inside the casing 10, the inner cavity 11 is used for accommodating the conductive loop 20, and a connecting hole (not shown) is formed in a side wall of the casing 10 and used for connecting the conductive brush 40.

In the present embodiment, the housing 10 is substantially cylindrical in shape; it is understood that, in other embodiments, the housing 10 may be provided in other shapes such as a prism, and is not limited thereto.

The conductive slip ring 100 further includes a first bearing 50, the first bearing 50 being used to assist the rotation of the conductive loop 20 relative to the housing 10. A first mounting groove 12 is formed at one end of the housing 10, and a first bearing 50 is arranged in the first mounting groove 12, wherein the outer wall of the first bearing 50 is relatively and fixedly connected with the inner wall of the first mounting groove 12, and the inner wall of the first bearing 50 is fixedly connected with one end of the conductive loop 20; the first bearing 50 can support the conductive loop 20, so as to ensure an indirect connection between the conductive loop 20 and the housing 10, and meanwhile, when the conductive loop 20 rotates relative to the housing 10, the first bearing 50 can assist the rotation of the conductive loop 20, so as to ensure the normal operation of the conductive slip ring 100.

One end of the rotor 30 extends into the inner cavity of the shell 10 and is fixedly connected with the conductive loop 20, and the other end of the rotor 30 is positioned outside the shell 10 and is fixedly connected with an external rotating component; when the external rotating assembly rotates, the external rotating assembly can drive the conductive ring 20 to rotate together through the rotor 30, so as to ensure the normal operation of the conductive slip ring 100.

In the present embodiment, the rotor 30 is substantially T-shaped; it is understood that in other embodiments, the rotor 30 may be provided with other shapes as long as the external rotating component can drive the conductive loop 20 through the rotor 30.

In the present embodiment, the rotor 30 and the conductive loop 20 are integrally formed, and the integrally formed structure can ensure that the rotor 30 and the conductive loop 20 have good connection stability, prevent a space difference from occurring when the rotor 30 and the conductive loop 20 rotate relatively, and facilitate normal operation of the conductive slip ring 100; it is understood that in other embodiments, the rotor 30 and the conductive loop 20 may be a separate structure, and the rotor 30 and the conductive loop 20 are fixed by welding or clamping, which can also achieve the above purpose.

The slip ring 100 further includes a second bearing 60, the second bearing 60 being used to assist the rotation of the rotor 30. A second mounting groove 13 is formed in one end, far away from the first mounting groove 12, of the housing 10, and the second mounting groove 13 is used for mounting a second bearing 60; the outer wall of second bearing 60 and the relative fixed connection of the inner wall of second mounting groove 13, the inner wall and the rotor 30 fixed connection of second bearing 60, second bearing 60 can support rotor 30, and when rotor 30 rotated, second bearing 60 can assist rotor 30 to rotate, and first bearing 50 and second bearing 60 can improve rotor 30 and conductive loop 20 pivoted stability, guarantee that conductive slip ring 100 carries out work smoothly.

The shape of conductive loop way 20 is roughly cylindricly, conductive loop way 20 is equipped with a plurality of electrically conductive spouts 21, electrically conductive spout 21 is used for connecting electrically conductive brush 40, be provided with surface insulation layer 22 between two adjacent electrically conductive spouts 21, surface insulation layer 22 makes the surface of two adjacent electrically conductive spouts 21 be in the state that does not communicate, the inside electricity intercommunication of two adjacent electrically conductive spouts 21 to the transmission efficiency of the signal of telecommunication and the data signal of the reinforcing slip ring 100 that leads, be favorable to the normal use of the slip ring 100 that leads.

One end of the conductive brush 40 extends into the inner cavity 11 through the connecting hole and abuts against the conductive sliding chute 21 in the conductive loop 20, and the other end of the conductive brush 40 is disposed outside the housing 10 and connected with an external fixing device. The number of the conductive brushes 40 is plural, and the plural conductive brushes 40 are connected to the conductive loop 20, so that the conductive slip ring 100 is ensured to have good transmission capability of electrical signals and data signals.

In the embodiment, the conductive brush 40 is fixed to the hole wall forming the connection hole by adhesive bonding, and the conductive brush 40 is fixed to the housing 10 by adhesive bonding, so that the conductive brush 40 and the housing 10 have good sealing performance, which is beneficial to normal use of the conductive slip ring 100; it is understood that in other embodiments, the conductive brush 40 and the housing 10 may be fixed by other connection methods as long as the above-mentioned purpose can be achieved.

In this embodiment, the conductive brushes 40 are arranged in two groups, the number of each group of conductive brushes 40 is at least two, the two groups of conductive brushes 40 are alternately arranged along the axial direction of the housing 10, and each conductive brush 40 correspondingly abuts against different conductive sliding grooves 21, so that the plurality of conductive brushes 40 are connected with the conductive loop 20, and signal transmission of the conductive slip ring 100 is facilitated; it is understood that in other embodiments, the conductive brushes 40 can be arranged in other groups, and are not limited in particular.

The current brush and the current loop of the current slip ring are easy to wear, and the current slip ring can not be used normally after being used for a period of time.

The utility model discloses still make following improvement to above-mentioned problem, still be equipped with the lubricating layer (not shown) between conductive brush 40 and the conductive loop way 20, the lubricating layer can reduce the coefficient of friction between conductive brush 40 and the conductive loop way 20, improves conductive sliding ring 100's self-lubricating, avoids conductive sliding ring 100 to use the problem of easy emergence because of wearing and tearing destruction after a period, and then improves conductive sliding ring 100's reliability, improves conductive sliding ring 100's life.

In this embodiment, the graphene lubricating layer is adopted as the lubricating layer, and the arrangement of the graphene lubricating layer can reduce the friction coefficient between the conductive brush 40 and the conductive loop 20, so that the conductive brush 40 or the conductive loop 20 is prevented from being seriously worn when the conductive slip ring 100 is used, the service life of the conductive slip ring 100 is prolonged, and meanwhile, the graphene lubricating layer has good conductivity, so that the signal transmission efficiency of the conductive slip ring 100 can be improved, and the performance of the conductive slip ring 100 is improved; it will be appreciated that in other embodiments, other coatings may be used for the lubricant layer, provided that the above objectives are achieved.

In the present embodiment, in order to enable the conductive slip ring 100 to have good self-lubrication and transmission efficiency, a graphene lubrication layer is disposed between the conductive brush 40 and the conductive loop 20; it is understood that, in other embodiments, the graphene lubricating layer may be disposed only in the conductive brush 40 or the conductive loop 20, and is not particularly limited.

The utility model also provides a subassembly of making a video recording, the subassembly of making a video recording includes foretell conductive slip ring 100.

The utility model discloses a subassembly of making a video recording can improve the life of the subassembly of making a video recording through setting up foretell conductive slip ring 100.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the invention as claimed.

Claims (10)

1. The conductive slip ring (100) comprises a shell (10), a conductive brush (40) and a conductive loop (20), wherein the conductive loop (20) is arranged in the shell (10), the conductive brush (40) penetrates through and is fixedly connected to the shell (10), and the conductive brush (40) abuts against the conductive loop (20), and is characterized in that a lubricating layer with conductive capacity is further arranged between the conductive brush (40) and the conductive loop (20).

2. The conductive slip ring (100) of claim 1, wherein the lubricating layer is a graphene lubricating layer.

3. The conductive slip ring (100) of claim 2, wherein the graphene lubrication layer is disposed on the conductive brush (40); and/or the presence of a catalyst in the reaction mixture,

the graphene lubricating layer is arranged on the conductive loop (20).

4. The conductive slip ring (100) of claim 1, wherein the conductive slip ring (100) further comprises a first bearing (50) and a rotor (30), the first bearing (50) being fixedly disposed in the housing (10), one end of the conductive loop (20) being connected to the first bearing (50), the rotor (30) extending into the housing (10) and being fixedly connected to the other end of the conductive loop (20).

5. The electrical slip ring (100) of claim 4, characterized in that the electrical slip ring (100) further comprises a second bearing (60), the second bearing (60) being disposed in the housing (10) and connected with the rotor (30).

6. The conductive slip ring (100) of claim 4, wherein the rotor (30) is of unitary construction with the conductive loop (20).

7. The conductive slip ring (100) of claim 4, characterized in that the rotor (30) and the conductive loop (20) are of a separate structure, and the rotor (30) and the conductive loop (20) are fixed to each other by welding or clamping.

8. The conductive slip ring (100) of claim 1, characterized in that the conductive brush (40) is fixed with the housing (10) by an adhesive connection.

9. The conductive slip ring (100) of claim 1, characterized in that the number of the conductive brushes (40) is two, the number of the conductive brushes (40) in each group is at least two, and the two groups of the conductive brushes (40) are alternately arranged in the axial direction of the housing (10).

10. A camera assembly comprising a conductive slip ring (100), characterized in that the conductive slip ring (100) is the conductive slip ring (100) according to any one of claims 1 to 9.

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