CN210921308U - Rotating shaft mechanism and lamp - Google Patents

Abstract

The utility model discloses a pivot mechanism and lamps and lanterns, a pivot mechanism includes first connecting piece, the rolling ball, housing part and second connecting piece, the rolling ball is established inside the housing part, be equipped with spacing notch on the housing part, first connecting piece passes spacing notch and is connected with the rolling ball, first connecting piece is equipped with first line hole of crossing, the second connecting piece is equipped with the second and crosses the line hole, be equipped with damping piece in the housing part, damping piece locates between bulb and the second connecting piece, be equipped with the line groove on the inner wall of housing part, it crosses the line hole to be equipped with the third on the rolling ball, the line hole communicates line groove and first line hole of crossing in the line hole is crossed to the third, be equipped with the fourth on the damping piece and cross the line hole, the line hole communicates line. A lamp comprises a lamp holder and a lamp holder, wherein the lamp holder is provided with a rotating shaft mechanism in any one implementation mode of the first aspect. In this technical scheme, the cable can pass through in the pivot, makes the structure compacter pleasing to the eye to the pivot angle scope of pivot mechanism is bigger, and the result of use is better.

Description

Rotating shaft mechanism and lamp

Technical Field

The utility model is used for the lamps and lanterns field especially relates to a pivot mechanism and lamps and lanterns.

Background

The existing rotating shaft mechanism, particularly the wire passing rotating shaft mechanism, realizes the effects of up-and-down swinging and damping hovering by rotating around a shaft core and clamping the left side and the right side.

The structure mode limits the appearance of the product, and the structure size is large and the product is not beautiful. In addition, due to the constraint of the cable, the swing angle of the rotating shaft mechanism is also limited, and the using effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a pivot mechanism and lamps and lanterns, the cable can be followed in the pivot and passed through, makes the structure compacter pleasing to the eye to the pivot angle scope of pivot mechanism is bigger, and the result of use is better.

The utility model provides a technical scheme that its technical problem adopted is:

in a first aspect, a rotating shaft mechanism comprises a first connecting piece, a rotating ball, a shell piece and a second connecting piece, wherein the rotating ball is arranged inside the shell piece, the shell piece is provided with a first concave surface matched with the rotating ball, the shell piece is provided with a limiting notch, the first connecting piece penetrates through the limiting notch to be connected with the rotating ball, the first connecting piece is provided with a first wire passing hole, the shell piece is provided with an opening, the second connecting piece is connected with the shell piece through the opening, the second connecting piece is provided with a second wire passing hole, a damping piece is arranged in the shell piece and is arranged between a ball head and the second connecting piece, the damping piece is provided with a second concave surface matched with the rotating ball, the inner wall of the shell piece is provided with a wire passing groove, and the rotating ball is provided with a third wire passing hole, the third wire passing hole is communicated with the wire passing groove and the first wire passing hole, a fourth wire passing hole is arranged on the damping piece, and the fourth wire passing hole is communicated with the wire passing groove and the second wire passing hole.

With reference to the first aspect, in certain implementations of the first aspect, the first connector and the rotating ball are integrally formed.

With reference to the first aspect and the implementations described above, in certain implementations of the first aspect, the first connector and the rotating ball are threadedly connected.

With reference to the first aspect and the implementations described above, in certain implementations of the first aspect, the second connector is threadedly connected to the opening.

With reference to the first aspect and the implementations described above, in certain implementations of the first aspect, a spring washer is disposed between the second connector and the damping member.

With reference to the first aspect and the implementations described above, in certain implementations of the first aspect, a flat washer is disposed between the spring washer and the damping member, the flat washer and the spring washer forming a washer assembly.

With reference to the first aspect and the foregoing implementation manners, in certain implementation manners of the first aspect, a plurality of sets of the washer assemblies are disposed between the second connecting member and the damping member.

With reference to the first aspect and the foregoing implementation manners, in certain implementation manners of the first aspect, each of the third line passing hole and the fourth line passing hole includes two intersecting straight holes.

In a second aspect, a lamp comprises a lamp holder and a lamp holder, wherein the lamp holder is provided with the rotating shaft mechanism in any one implementation manner of the first aspect.

One of the above technical solutions has at least one of the following advantages or beneficial effects: the first connecting piece of the rotating shaft mechanism can swing in a reciprocating mode, the first wire passing hole, the third wire passing hole, the wire passing groove, the fourth wire passing hole and the second wire passing hole are communicated, cables such as a power supply wire or a control wire can pass through the rotating shaft mechanism from the inside, the cables cannot limit the movement of the first connecting piece at the moment, the electric wires cannot be damaged, and the structure is more compact and attractive. And the swing angle range of the rotating shaft mechanism can be larger through the wire passing groove, and the using effect is better.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of the structure of one embodiment of the hinge mechanism of the present invention;

FIG. 2 is a cross-sectional view taken at A-A in FIG. 1;

FIG. 3 is a side view of the structure of one embodiment shown in FIG. 1;

FIG. 4 is a cross-sectional view taken at B-B of FIG. 3;

fig. 5 is a cross-sectional structure diagram of one embodiment 90 ° of the state shown in fig. 1.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, the embodiment of the utility model provides a rotating shaft mechanism, including first connecting piece 1, rolling ball 2, housing part 3 and second connecting piece 7, rolling ball 2 is established inside housing part 3, housing part 3 has with rolling ball 2 complex first concave surface, be equipped with the opening on housing part 3, second connecting piece 7 passes through the opening and is connected with housing part 3, be equipped with damping piece 4 in the housing part 3, damping piece 4 is located between bulb and the second connecting piece 7, be equipped with on the damping piece 4 with rolling ball 2 complex second concave surface, housing part 3 and damping piece 4 form a spherical inner chamber through first concave surface and second concave surface, wrap up rolling ball 2 in the inner chamber, make rolling ball 2 can be around the activity of centre of sphere in the sphere cavity. The shell component 3 is provided with a limiting notch, the first connecting piece 1 penetrates through the limiting notch to be connected with the rotating ball 2, the first connecting piece 1 can rotate around the circle center of the rotating ball 2 in the shell component 3 along the limiting notch, and the shape of the limiting notch limits the degree of freedom of the movable connecting piece.

Referring to fig. 2, the first connecting member 1 is provided with a first wire passing hole, the second connecting member 7 is provided with a second wire passing hole, the inner wall of the housing member 3 is provided with a wire passing groove, the rotating ball 2 is provided with a third wire passing hole, the third wire passing hole communicates with the wire passing groove and the first wire passing hole, the damping member 4 is provided with a fourth wire passing hole, and the fourth wire passing hole communicates with the wire passing groove and the second wire passing hole. The cable (such as a power line or a control line) can pass through the first wire passing hole of the first connecting piece 1, then enter from one hole of the third wire passing hole of the rotating ball 2, pass out from the other hole, then pass through the wire passing groove of the shell component 3, pass out from the fourth wire passing hole, and finally pass through the second wire passing hole of the second connecting piece 7 and pass through other fixed structures at the other end, so that the electrical communication between the first connecting piece 1 and the second connecting piece 7 is realized, and the simplicity of appearance can be further ensured. In addition, referring to fig. 4, the swing angle range of the rotating shaft mechanism can be larger through the wire passing groove, and the using effect is better.

For example, in the embodiments of fig. 2 and 4, the third wire passing hole and the fourth wire passing hole both include two intersecting straight holes, so that the two straight holes are more conveniently formed, and the processing cost is lower.

Wherein, the first connecting piece 1 and the rotating ball 2 are integrally formed or assembled into an integral component after being respectively formed. For example, in the embodiment shown in fig. 2 and 4, the first connecting member 1 and the rotating ball 2 are threadedly coupled.

Second connecting piece 7 and opening accessible buckle, mode such as assembly are connected, see fig. 2 fig. 4, and in some embodiments, second connecting piece 7 tip is equipped with the external screw thread, and the opening inboard is equipped with the external screw thread, and second connecting piece 7 and opening threaded connection can adjust damping force, regulation, the convenient assembling of damping piece 4 to rolling ball 2 through adjusting the degree of depth of second connecting piece 7 screw in opening.

In some embodiments, referring to fig. 2 and 4, a spring washer 6 is disposed between the second connecting member 7 and the damping member 4, and a pre-load force is applied to the damping member 4 through the spring washer 6. The friction torque between the inner cavity of the sphere formed by the damping part 4 and the shell part 3 and the rotating ball 2 is increased under the action of the pre-tightening force, so that the lamp panel connecting piece can be suspended at each designated position and does not naturally fall.

Further, referring to fig. 2 and 4, a flat washer 5 is arranged between the spring washer 6 and the damping member 4, and the flat washer 5 and the spring washer 6 form a washer assembly. According to different torque requirements of different use occasions, a plurality of groups of gasket assemblies are arranged between the second connecting piece 7 and the damping piece 4.

An embodiment of the utility model provides a lamps and lanterns are still provided, including lamp holder and lighting fixture, the lighting fixture has the pivot mechanism in above arbitrary embodiment. Through set up pivot mechanism on the lighting fixture, can realize that cables such as power cord or control line pass through from pivot mechanism is inside, the cable can not restrict the motion of first connecting piece 1 this moment, also can not damage the electric wire, and the structure is compacter pleasing to the eye. And the swing angle range of the rotating shaft mechanism can be larger through the wire passing groove, and the using effect is better. Moreover, the lamp cap can be suspended at various angles, and various use requirements are met.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (9)

1. A rotating shaft mechanism is characterized in that: the rotary ball type wire guide device comprises a first connecting piece, a rotary ball, a shell piece and a second connecting piece, wherein the rotary ball is arranged in the shell piece, the shell piece is provided with a first concave surface matched with the rotary ball, a limit notch is arranged on the shell piece, the first connecting piece penetrates through the limit notch to be connected with the rotary ball, the first connecting piece is provided with a first wire passing hole, the shell piece is provided with an opening, the second connecting piece is connected with the shell piece through the opening, the second connecting piece is provided with a second wire passing hole, a damping piece is arranged in the shell piece and is arranged between the rotary ball and the second connecting piece, the damping piece is provided with a second concave surface matched with the rotary ball, the inner wall of the shell piece is provided with a wire passing groove, the rotary ball is provided with a third wire passing hole, and the third wire passing hole is communicated with the wire passing groove and the first wire, and a fourth wire passing hole is formed in the damping piece and is communicated with the wire passing groove and the second wire passing hole.

2. The spindle mechanism according to claim 1, wherein: the first connecting piece and the rotating ball are integrally formed.

3. The spindle mechanism according to claim 1, wherein: the first connecting piece is in threaded connection with the rotating ball.

4. The spindle mechanism according to claim 1, wherein: the second connecting piece is in threaded connection with the opening.

5. The spindle mechanism according to claim 1, wherein: and a spring washer is arranged between the second connecting piece and the damping piece.

6. The spindle mechanism according to claim 5, wherein: a flat washer is arranged between the spring washer and the damping piece, and the flat washer and the spring washer form a washer assembly.

7. The spindle mechanism according to claim 6, wherein: and a plurality of groups of gasket assemblies are arranged between the second connecting piece and the damping piece.

8. The spindle mechanism according to claim 1, wherein: the third wire passing hole and the fourth wire passing hole comprise two crossed straight holes.

9. A light fixture, characterized by: the lamp holder is provided with the rotating shaft mechanism as claimed in any one of claims 1 to 8.

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