CN215255467U - Hollow hinge - Google Patents
Hollow hinge Download PDFInfo
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- CN215255467U CN215255467U CN202120661153.6U CN202120661153U CN215255467U CN 215255467 U CN215255467 U CN 215255467U CN 202120661153 U CN202120661153 U CN 202120661153U CN 215255467 U CN215255467 U CN 215255467U
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- arc
- side plate
- support
- shaped groove
- bracket
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Abstract
The utility model relates to a hinge technical field especially relates to a hollow hinge, including first support, second support and linking bridge. The first bracket comprises a first side plate, and a first arc-shaped groove is formed in the first side plate; the second bracket comprises a second side plate, and a second arc-shaped groove is formed in the second side plate; the two sides of the connecting support are respectively fixed with a first supporting component used for sliding along the first arc-shaped groove and a second supporting component used for sliding along the second arc-shaped groove, the first support is fastened with the connecting support through the first supporting component, and the second support is fastened with the connecting support through the second supporting component. The utility model discloses when realizing hinge structure pivoted, the space at vacant axis place need not to set up solid pivot, improves space utilization.
Description
Technical Field
The utility model relates to a hinge technical field especially relates to a hollow hinge.
Background
In the prior art, the hinge generally comprises a rotating shaft, and the two supports are coaxially connected with the rotating shaft to realize relative rotation, but the hinge at the moment has a solid rotating central shaft which occupies a certain space, so that the hinge cannot be used in some scenes with high space utilization rate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a when realizing hinge structure pivoted, the space at vacant axis place need not to set up solid pivot, improves space utilization's hollow hinge.
In order to achieve the above object, the present invention provides a hollow hinge, including:
the first bracket comprises a first side plate, and a first arc-shaped groove is formed in the first side plate;
the second bracket comprises a second side plate, and a second arc-shaped groove is formed in the second side plate; and
a first support assembly and a second support assembly are fixed on two sides of the connecting support respectively and are used for sliding along the first arc-shaped groove and the second arc-shaped groove, the first support is fastened with the connecting support through the first support assembly, and the second support is fastened with the connecting support through the second support assembly;
the first support, the second support and the connecting support rotate around the same axis.
Optionally, the first support and the second support both comprise a mounting plate used for being connected with equipment to be rotated, and mounting holes are formed in the mounting plate.
Optionally, the connecting bracket is provided with at least two connecting holes, the centers of the two connecting holes are arranged around the circumference of the axis, the first supporting assembly and the second supporting assembly both comprise a pin shaft, and the first arc-shaped groove and the second arc-shaped groove are respectively provided with the pin shaft in a penetrating manner and connected with the connecting holes.
Optionally, one end of the pin shaft is provided with a limiting disc, the limiting disc is arranged on the outer sides of the first side plate and the second side plate respectively, and the diameter of the limiting disc is larger than the width of the first arc-shaped groove and the width of the second arc-shaped groove.
Optionally, the first supporting assembly and the second supporting assembly both comprise limiting gaskets, the first side plate and the second side plate are tightly attached to the connecting support through the limiting gaskets, and the pin shaft penetrates through the limiting gaskets and is connected with the connecting hole.
Optionally, the pin shaft sleeve is provided with a sliding sleeve, and the peripheral diameter of the sliding sleeve is matched with the widths of the first arc-shaped groove and the second arc-shaped groove.
Optionally, arc-shaped guide blocks are respectively arranged on two sides of the connecting support, the arc-shaped guide blocks are respectively embedded in the first arc-shaped groove and the second arc-shaped groove, the connecting holes are formed in the arc-shaped guide blocks, and the pin shaft is fixedly connected with the arc-shaped guide blocks through the connecting holes.
Optionally, circular arc-shaped notches are formed in the first side plate, the second side plate and the connecting support along one side end of the axis in the radial direction.
Optionally, the first side plate is provided with a first arc-shaped protrusion protruding towards the second side plate, and the peripheral surface of the first arc-shaped protrusion is attached to the surface of the arc-shaped notch of the connecting support.
Optionally, the connecting bracket is provided with a second arc-shaped protrusion protruding towards the second side plate, and the peripheral surface of the second arc-shaped protrusion is attached to the surface of the arc-shaped notch of the second side plate.
Implement the utility model discloses an embodiment has following technological effect:
when the first support needs to rotate relative to the second support, the first support assembly and the second support assembly arranged on the connecting support slide in the first arc-shaped groove and the second arc-shaped groove respectively, at the moment, the first support and the second support do not need to rotate relative to each other through a solid rotating shaft, the rotating axis is hidden, when the first arc-shaped groove is overlapped with the second arc-shaped groove, no solid rotating shaft occupies space above the joint of the first support and the second support, and the space utilization rate is improved.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment 1 of the present invention;
FIG. 2 is an exploded view of the embodiment of FIG. 1;
FIG. 3 is a schematic view of the embodiment of FIG. 1 in an expanded state;
FIG. 4 is a schematic view of the embodiment of FIG. 1 in a state of the folding process;
FIG. 5 is a schematic view of the embodiment of FIG. 1 in a folded state;
fig. 6 is an exploded view of the preferred embodiment 2 of the present invention.
Description of reference numerals:
100. the first bracket 110, the first side plate 120, the first arc-shaped groove 130, the mounting plate 140 and the first arc-shaped protrusion;
200. a second bracket 210, a second side plate 220, a second arc-shaped groove,
300. the connecting device comprises a connecting bracket 310, a connecting hole 320, a pin shaft 330, a limiting disc 340, a limiting gasket 350, a sliding sleeve 360, an arc-shaped guide block 370 and a second arc-shaped bulge; 400. a circular arc notch.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to 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 addition, the terms "first", "second", and the like are used in the present invention to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
Referring to fig. 1 to 5, an embodiment of the present invention provides a hollow hinge including a first bracket 100, a second bracket 200, and a connecting bracket 300.
The first bracket 100 includes a first side plate 110, and the first side plate 110 is provided with a first arc-shaped groove 120; the second bracket 200 comprises a second side plate 210, and a second arc-shaped groove 220 is formed in the second side plate 210; a first supporting component for sliding along the first arc-shaped groove 120 and a second supporting component for sliding along the second arc-shaped groove 220 are respectively fixed on two sides of the connecting bracket 300, the first bracket 100 is fastened with the connecting bracket 300 through the first supporting component, and the second bracket 200 is fastened with the connecting bracket 300 through the second supporting component.
Thus, when the first support 100 needs to rotate relative to the second support 200, the first support assembly and the second support assembly arranged on the connecting support 300 slide in the first arc-shaped groove 120 and the second arc-shaped groove 220 respectively, at this time, the first support 100 and the second support 200 do not need to rotate relative to each other through a solid rotating shaft, and the rotating axis is hidden, when the first arc-shaped groove 120 is overlapped with the second arc-shaped groove 220, no solid rotating shaft occupies space above the joint of the first support 100 and the second support 200, and the space utilization rate is improved.
Further, referring to fig. 2, in order to facilitate connection between the first bracket 100 and the second bracket 200 and the device to be rotated, the first bracket 100 and the second bracket 200 in this embodiment both include a mounting plate 130, and the mounting plate 130 is provided with a mounting hole.
The connecting bracket 300 in this embodiment is provided with at least two connecting holes 310, the centers of the two connecting holes 310 are arranged in a circumferential manner around the axis, the first supporting component and the second supporting component both include a pin 320, and the first arc-shaped groove 120 and the second arc-shaped groove 220 are respectively provided with a pin 320 in a penetrating manner and connected with the connecting holes 310.
Specifically, the number of the connecting holes 310 in this embodiment is four, the centers of the four connecting holes 310 are all arranged around the circumference of the axis, the first supporting assembly and the second supporting assembly respectively include two pins 320, two of the pins 320 pass through the first circular arc groove 120 to be connected with the connecting holes 310, and the other two pins 320 pass through the second circular arc groove 220 to be connected with the connecting holes 310, so that the connecting bracket 300 respectively slides stably and reliably in the first circular arc groove 120 and the second circular arc groove 220 through the two pins 320.
Further, in this embodiment, one end of the pin 320 is provided with a limiting disc 330, the limiting disc 330 is respectively disposed at the outer sides of the first side plate 110 and the second side plate 210, specifically, the diameter of the limiting disc 330 is greater than the widths of the first circular arc groove 120 and the second circular arc groove 220, so that the first bracket 100 and the second bracket 200 can be fastened with the connecting bracket 300, and the relative axial movement of the first bracket 100, the second bracket 200 and the connecting bracket 300 is limited.
The first supporting component and the second supporting component of this embodiment all include spacing gasket 340, all paste through spacing gasket 340 between first curb plate 110 and second curb plate 210 and the linking bridge 300 tightly, round pin axle 320 passes spacing gasket 340 and is connected with connecting hole 310, through spacing gasket 340, reduce the friction between first support 100, second support 200 and the linking bridge 300, reduce the loss that produces when rotating relatively, specifically, spacing gasket 340 generally is non-metallic material, and can be made for the copper product material, in the protective scope that does not deviate from this application, technical staff in the art can choose as required.
Further, in order to reduce the abrasion of the pin 320 when the pin slides in the first circular arc groove 120 and the second circular arc groove 220 and prevent the pin 320 from generating a gap with the inner side wall of the first circular arc groove 120 or the second circular arc groove 220 to cause the first bracket 100 and the second bracket 200 to radially rock relative to the connecting bracket 300, the pin 320 is sleeved with a sliding sleeve 350, and the peripheral diameter of the sliding sleeve 350 is matched with the widths of the first circular arc groove 120 and the second circular arc groove 220.
In this embodiment, the first side plate 110, the second side plate 210 and the connecting bracket 300 are all provided with an arc notch 400 at one end along the radial direction of the axis, so that the space where the axis is located is further left, and the space occupation is reduced.
Further, the edge of the circular arc notch 400 of the first side plate 110 is provided with a first circular arc protrusion 140 protruding towards the second side plate 210, the circular arc notch 400 and the first circular arc groove 120 are coaxially arranged, the outer circumferential surface of the first circular arc protrusion 140 is attached to the surface of the circular arc notch 400 of the connecting bracket 300, so that the first bracket 100 is rotated in a manner of being attached to the circular arc notch 400 of the connecting bracket 300, and the stability of the first bracket 100 when rotating relative to the connecting bracket 300 is improved; the edge of the arc notch of the connecting bracket is provided with a second arc-shaped protrusion 370 protruding towards the second side plate, the second arc-shaped protrusion 370 and the second arc-shaped groove 220 are coaxially arranged, and the peripheral surface of the second arc-shaped protrusion 370 is attached to the surface of the arc notch 400 of the second bracket 200.
Example 2:
referring to fig. 6, the difference between the present embodiment and the above embodiments is that arc-shaped guide blocks 360 are respectively disposed on two sides of the connecting bracket 300 of the present embodiment, the arc-shaped guide blocks 360 are respectively embedded in the first arc-shaped groove 120 and the second arc-shaped groove 220, a connecting hole 310 is disposed on each arc-shaped guide block 360, and the pin 320 is fixedly connected to the arc-shaped guide blocks 360 through the connecting holes 310, so that, when the first bracket 100 and the second bracket 200 rotate relative to the connecting bracket 300, the connecting bracket 300 slides along the first arc-shaped groove 120 and the second arc-shaped groove 220 through the arc-shaped guide blocks 360 and is connected to the connecting holes 310 through the pin 320, and one end of the pin 320 is provided with a limiting disc 330, so that the first bracket 100 and the second bracket 200 can be fastened to the connecting bracket 300 to limit the relative axial movement of the first bracket 100, the second bracket 200, and the connecting bracket 300.
Specifically, the arc guide block 360 is integrally formed with the connecting bracket 300.
To sum up, the utility model discloses when realizing hinge structure pivoted, the space at vacant axis place need not to set up solid rotating shaft, improves space utilization.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A hollow hinge, comprising:
the first bracket comprises a first side plate, and a first arc-shaped groove is formed in the first side plate;
the second bracket comprises a second side plate, and a second arc-shaped groove is formed in the second side plate; and
a first support assembly and a second support assembly are fixed on two sides of the connecting support respectively and are used for sliding along the first arc-shaped groove and the second arc-shaped groove, the first support is fastened with the connecting support through the first support assembly, and the second support is fastened with the connecting support through the second support assembly;
the first support, the second support and the connecting support rotate around the same axis.
2. The hollow hinge according to claim 1, wherein the first bracket and the second bracket each comprise a mounting plate for connecting with a device to be rotated, and the mounting plate is provided with a mounting hole.
3. The hollow hinge according to claim 1, wherein the connecting bracket is provided with at least two connecting holes, the centers of the two connecting holes are arranged around the circumference of the axis, the first supporting component and the second supporting component both comprise a pin shaft, and the first arc-shaped groove and the second arc-shaped groove are respectively provided with the pin shaft in a penetrating manner to be connected with the connecting holes.
4. The hollow hinge according to claim 3, wherein one end of the pin shaft is provided with a limiting disc, the limiting discs are respectively arranged at the outer sides of the first side plate and the second side plate, and the diameter of each limiting disc is larger than the width of each first circular arc-shaped groove and the width of each second circular arc-shaped groove.
5. The hollow hinge according to claim 3 or 4, wherein the first support assembly and the second support assembly each comprise a limiting gasket, the first side plate and the second side plate are respectively attached to the connecting bracket through the limiting gaskets, and the pin shaft penetrates through the limiting gaskets and is connected with the connecting hole.
6. The hollow hinge according to claim 3 or 4, wherein the pin shaft sleeve is provided with a sliding sleeve, and the outer diameter of the sliding sleeve is matched with the width of the first circular arc-shaped groove and the width of the second circular arc-shaped groove.
7. The hollow hinge according to claim 3 or 4, wherein arc-shaped guide blocks are respectively arranged on two sides of the connecting support, the arc-shaped guide blocks are respectively embedded in the first arc-shaped groove and the second arc-shaped groove, the connecting holes are formed in the arc-shaped guide blocks, and the pin shaft is fixedly connected with the arc-shaped guide blocks through the connecting holes.
8. The hollow hinge according to claim 1, wherein the first side plate, the second side plate and the connecting bracket are provided with circular arc-shaped notches along one radial side end of the axis.
9. The hollow hinge according to claim 8, wherein the first side plate is provided with a first circular arc protrusion protruding toward the second side plate, and the outer peripheral surface of the first circular arc protrusion is attached to the circular arc notch surface of the connecting bracket.
10. The hollow hinge according to claim 8, wherein the connecting bracket is provided with a second circular arc protrusion protruding toward the second side plate, and an outer peripheral surface of the second circular arc protrusion is fitted to a surface of the circular arc notch of the second side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120661153.6U CN215255467U (en) | 2021-03-31 | 2021-03-31 | Hollow hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120661153.6U CN215255467U (en) | 2021-03-31 | 2021-03-31 | Hollow hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215255467U true CN215255467U (en) | 2021-12-21 |
Family
ID=79506995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120661153.6U Active CN215255467U (en) | 2021-03-31 | 2021-03-31 | Hollow hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215255467U (en) |
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2021
- 2021-03-31 CN CN202120661153.6U patent/CN215255467U/en active Active
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