CN219827454U - Double-shaft sliding rail pivot device - Google Patents
Double-shaft sliding rail pivot device Download PDFInfo
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- CN219827454U CN219827454U CN202321568602.8U CN202321568602U CN219827454U CN 219827454 U CN219827454 U CN 219827454U CN 202321568602 U CN202321568602 U CN 202321568602U CN 219827454 U CN219827454 U CN 219827454U
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- shaft
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- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a double-shaft sliding rail pivot device, which comprises a fixed seat, wherein the fixed seat is provided with two accommodating grooves and a positioning hole, and a straight rail is formed on two side walls of each accommodating groove; two sliding blocks, each sliding block is provided with two side sliding grooves, a pivoting part and an inner sliding groove, the two sliding blocks are respectively arranged in each containing groove, and each side sliding groove is combined with each straight rail; each rotary bracket comprises a pivoting rod and a combining part, and the pivoting rod and the pivoting part are pivoted with each other; the connecting rod comprises two connecting parts and a shaft part, the two connecting parts are respectively provided with a connecting rod in a protruding mode, the shaft part is provided with a shaft rod in a protruding mode, the connecting rod penetrates through the positioning hole through the shaft rod, and the connecting rod movably penetrates through the inner sliding groove of the sliding block; the two rotary brackets reach a linkage state by virtue of the arrangement of the connecting rods, so that the two rotary brackets can synchronously carry out folding action, and the whole structure is simple and has the effects of saving space and reducing cost.
Description
Technical Field
The utility model relates to a hinge, in particular to a double-shaft sliding rail hinge.
Background
In order to pursue convenience in use and to keep a certain screen size, some of the mobile phones are designed to be folded in a direction other than the common pen with a flip function, and modern people use the handheld electronic device, so that the weight, volume and hand feeling in use of the handheld electronic device are quite attractive, and the development direction of the whole structure is improved by taking the light and thin structure as a main shaft.
Referring to fig. 12, a conventional dual-axis hinge mainly includes a base 90, a dual-axis assembly 91 and a plurality of gears 92, wherein a plurality of shaft holes are respectively formed at opposite ends of the base 90, the dual-axis assembly 91 is respectively assembled on the base 90, and two shafts penetrate through the shaft holes, and the two shafts can synchronously rotate by engaging and linking the assembled gears 92.
However, the above-mentioned structure has the components with larger volume and heavier weight such as the double-shaft assembly 91 and the gear 92, which occupies a lot of space and increases the weight as a whole; therefore, the overall structure of the biaxial structure has the problems and disadvantages described above, and needs to be improved.
Disclosure of Invention
In view of the drawbacks and shortcomings of the prior art, the present utility model provides a dual-axis sliding rail hinge device, which is assembled on a fixed seat through two sliding blocks and a connecting rod by means of two rotating brackets, so as to achieve the purpose that the two rotating brackets can synchronously and interactively fold.
In order to achieve the above-mentioned purpose, the present utility model adopts the technical means of designing a dual-axis sliding rail hinge device, which comprises:
the fixing seat is provided with two containing grooves and a positioning hole, the two containing grooves are respectively positioned at two opposite sides of the positioning hole, two opposite end parts of the two containing grooves are respectively concavely provided with a notch, each containing groove is provided with two straight rails, and the two straight rails are respectively convexly arranged on two opposite side walls of the containing groove;
the sliding block is provided with two side sliding grooves, a pivoting part and an inner sliding groove, wherein each side sliding groove is respectively concaved into two opposite side surfaces of one end of the sliding block, the pivoting part is positioned at the other end of the sliding block, the inner sliding groove is concavely arranged on the sliding block and extends towards two side directions, the two sliding blocks are respectively arranged in each containing groove and combined with each straight rail, and the pivoting part is adjacent to the notch;
each rotary bracket comprises a pivoting rod and a combining part, and each pivoting rod is pivoted with each pivoting part;
the connecting rod comprises two connecting parts and a shaft part, the two connecting parts are respectively positioned at two opposite sides of the shaft part, the two connecting parts are bent and extended reversely, the two connecting parts are respectively provided with a connecting rod in a protruding mode, the shaft part is provided with a shaft rod in a protruding mode, the connecting rod is rotatably arranged in the positioning hole of the fixing seat in a penetrating mode through the shaft rod, and each connecting rod is movably arranged in the inner sliding groove of each sliding block in a penetrating mode.
Further, the dual-axis sliding rail hinge device comprises two straight rails extending towards the notch.
Furthermore, the two-shaft sliding rail hinge device is characterized in that two limiting grooves are formed in the position of the fixing seat at the positioning hole, each limiting groove is concaved inwards on two opposite sides of the positioning hole, two anti-falling pieces are formed at the end part of the shaft rod and are respectively convexly arranged on the opposite sides of the shaft rod, and the two anti-falling pieces penetrate through the two limiting grooves.
Furthermore, the dual-shaft sliding rail hinge device is characterized in that each containing groove is formed with two arc rails, the two arc rails are respectively and convexly arranged on two opposite side walls of the containing groove, the two arc rails are positioned between the notch and the two straight rails, the pivoting rod is formed with two arc grooves, the two arc grooves are respectively and concavely arranged on two opposite side surfaces of the pivoting rod, and the two arc rails are arranged in the two arc grooves in a penetrating manner.
Furthermore, the end portion of the pivoting rod is concavely provided with a clamping groove, two pivoting rods are formed in the clamping groove, the two pivoting rods are respectively convexly arranged on two opposite side wall surfaces in the clamping groove, the sliding block is provided with two pivoting grooves, the two pivoting grooves are concavely arranged on two opposite side surfaces of the pivoting portion, the extending directions of the two pivoting grooves are mutually perpendicular to the extending directions of the sideslip grooves, and the two pivoting rods movably penetrate through the two pivoting grooves.
Furthermore, the dual-shaft sliding rail hinge device is characterized in that the combining part is a one-piece body and is penetrated with a plurality of combining holes.
The utility model has the advantages that the two rotary brackets reach the linkage state by the arrangement of the connecting rod, so that the two rotary brackets can synchronously slide along the arc rail to carry out the folding action, and the connecting rod can also reach the function of rotation limit in the rotating process.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is an exploded view of the present utility model.
Fig. 3 is an enlarged view of a portion of the slider of the present utility model.
Fig. 4 is an enlarged view of a portion of the present utility model.
Fig. 5 is another enlarged partial view of the present utility model.
Fig. 6 is a top view of the present utility model with a 180 degree expansion.
FIG. 7 is a cross-sectional view of the present utility model with a 180 degree expansion.
Fig. 8 is a top view of the present utility model with a 90 degree deployment.
Fig. 9 is a cross-sectional view of the present utility model with a 90 degree development.
Fig. 10 is a top view of the present utility model in a 0 degree fold.
FIG. 11 is a cross-sectional view of the present utility model folded at 0 degrees.
Fig. 12 is an external view of the prior art.
Detailed Description
The following description of the preferred embodiments of the present utility model is provided in connection with the accompanying drawings, which illustrate the technical means adopted by the present utility model to achieve the intended practical purposes.
Referring to fig. 1, the dual-axis sliding hinge of the present utility model includes a fixing base 10, two sliding blocks 20, two rotating brackets 30 and a connecting rod 40.
Referring to fig. 1 and 2, the fixing base 10 has two accommodating grooves 11 and a positioning hole 12, the two accommodating grooves 11 are respectively located at two opposite sides of the positioning hole 12, two opposite ends of the two accommodating grooves 11 are respectively concave to form a notch 111, the notch 111 is communicated with the accommodating grooves 11, two straight rails 13 and two arc rails 14 are formed in each accommodating groove 11 of the fixing base 10, the two straight rails 13 and the two arc rails 14 are respectively protruded on two opposite side walls of the accommodating grooves 11, each straight rail 13 extends towards the notch 111, each arc rail 14 is located between the notch 111 and each straight rail 13, in this embodiment, the fixing base 10 is located at the positioning hole 12 to form two limiting grooves 15, each limiting groove 15 is concave at two opposite sides of the positioning hole 12, each arc rail 14 is an arc rail structure with a central angle of 90 degrees, but the form of the fixing base 10 can be changed according to the requirements of users without limitation.
Referring to fig. 2 and 3, each sliding block 20 has two side sliding grooves 21, a pivoting portion 22 and an inner sliding groove 23, each side sliding groove 21 is respectively recessed in two opposite sides of one end of the sliding block 20, the pivoting portion 22 is located at the other end of the sliding block 20, in this embodiment, two opposite sides of the pivoting portion 22 are respectively recessed to form a pivoting groove 221, the extending direction of the pivoting groove 221 is perpendicular to the extending direction of the side sliding groove 21, the inner sliding groove 23 is recessed in the sliding block 20 and extends towards two sides, in other words, as illustrated by three-dimensional coordinates, the side sliding grooves 21, the inner sliding groove 23 and the pivoting groove 221 are respectively elongated grooves extending towards three axes, the two sliding blocks 20 are respectively disposed in each containing groove 11 and each side sliding groove 21 is combined with each straight rail 13, and the position of the pivoting portion 22 is adjacent to the position of the notch 111, but not limited thereto, the form of the sliding block 20 can be changed according to the requirements of users.
Referring to fig. 2 and 4, each rotary bracket 30 includes a pivoting rod 31 and a connecting portion 32, the pivoting rod 31 and the connecting portion 32 are respectively located at two ends of the rotary bracket 30, the pivoting rod 31 is formed with two arc grooves 311 and two pivoting rods 312, the two arc grooves 311 are respectively recessed at two opposite sides of the pivoting rod 31, the shape of the arc grooves 311 corresponds to the shape of the arc rails 14, a clamping groove 313 is formed in the end portion of the pivoting rod 31 in a recessed manner, two pivoting rods 312 are formed in the clamping groove 313, and the two pivoting rods 312 are respectively protruded at two opposite side wall surfaces in the clamping groove 313; the combining portion 32 is a sheet body and penetrates through a plurality of combining holes 321, but not limited thereto, the form of the rotating bracket 30 can be changed according to the requirement of a user, each pivoting rod 31 movably penetrates through the pivoting groove 221 of each pivoting portion 22 by the pivoting rod 312, so that the rotating bracket 30 can pivot with the sliding block 20 and pivot by taking the two pivoting rods 312 as the rotation centers.
Referring to fig. 2 and 5, the connecting rod 40 includes two connecting portions 41 and a shaft portion 42, the two connecting portions 41 are respectively located at two opposite sides of the shaft portion 42, the two connecting portions 41 are bent and extended in opposite directions, a connecting rod 411 is respectively protruded on the same side of the two connecting portions 41, a shaft 421 is protruded on the shaft portion 42, two anti-releasing members 422 are provided at the end of the shaft 421, the two anti-releasing members 422 are respectively protruded on opposite sides of the shaft 421, the connecting rod 40 rotatably passes through the positioning hole 12 of the fixing seat 10 with the shaft 421, the anti-releasing members 422 pass through the limiting groove 15, each connecting rod 411 movably passes through the inner chute 23 of each slider 20, and in this embodiment, the connecting rod 40 is in an S shape, but not limited thereto.
When the utility model is used, the utility model is shown in a form of 180-degree unfolding by being virtually installed on an electronic device (not shown in the drawings) and continuously pivoted, referring to fig. 6 and 7, wherein the inner sides of the fixed seat 10 and the rotary bracket 30 are positioned on the same plane, the two sliding blocks 20 respectively abut against the inner sides of the fixed seat 10, the two connecting rods 411 of the connecting rod 40 abut against one side of the inner chute 23 adjacent to the positioning hole 12, and the pivoting rod 312 is adjacent to one end of the opening of the side chute 21; referring to fig. 8 and 9, in the present utility model, the angle between the two rotating brackets 30 is 90 degrees, during the pivoting process, the sliding block 20 will move along the direction of the straight rail 13 towards the notch 111, the connecting rod 40 rotates with the shaft 421 as the rotation center, the two connecting rods 411 move and abut against one side of the inner chute 23 away from the positioning hole 12, the pivoting rod 31 of the rotating bracket 30 slides along the arc rail 14, and during the process, the two rotating brackets 30 have a virtual shaft 421 for pivoting action respectively; referring to fig. 10 and 11, in the present utility model, the angle between the two rotating brackets 30 is 0 degrees (i.e. the two rotating brackets are parallel to each other), the sliding block 20 is continuously displaced along the direction of the straight rail 13 towards the notch 111 during the pivoting process, the connecting rod 40 is continuously rotated to a rotation position slightly different from the pre-rotation state by 90 degrees by taking the shaft 421 as the rotation center, the two connecting rods 411 are reversely moved to the central position of the approximate sliding groove, and the pivoting rod 31 of the rotating bracket 30 continuously slides along the arc rail 14.
In the above process, the two rotating brackets 30 reach the linkage state by means of the arrangement of the connecting rod 40, so that the two rotating brackets 30 can slide along the arc rail 14 synchronously to perform the folding action, and the connecting rod 40 can also reach the function of rotation limitation in the rotating process, compared with the prior art, the device can omit heavy and bulky elements such as gears, and has the effects of saving space and reducing cost.
The present utility model is not limited to the above-mentioned embodiments, but is capable of modification and variation in all embodiments without departing from the spirit and scope of the present utility model.
Claims (6)
1. A dual-axis slide rail hinge, comprising:
the fixing seat is provided with two containing grooves and a positioning hole, the two containing grooves are respectively positioned at two opposite sides of the positioning hole, two opposite end parts of the two containing grooves are respectively concavely provided with a notch, each containing groove is provided with two straight rails, and the two straight rails are respectively convexly arranged on two opposite side walls of the containing groove;
the sliding block is provided with two side sliding grooves, a pivoting part and an inner sliding groove, wherein each side sliding groove is respectively concaved into two opposite side surfaces of one end of the sliding block, the pivoting part is positioned at the other end of the sliding block, the inner sliding groove is concavely arranged on the sliding block and extends towards two side directions, the two sliding blocks are respectively arranged in each containing groove and combined with each straight rail, and the pivoting part is adjacent to the notch;
each rotary bracket comprises a pivoting rod and a combining part, and each pivoting rod is pivoted with each pivoting part;
the connecting rod comprises two connecting parts and a shaft part, the two connecting parts are respectively positioned at two opposite sides of the shaft part, the two connecting parts are bent and extended reversely, the two connecting parts are respectively provided with a connecting rod in a protruding mode, the shaft part is provided with a shaft rod in a protruding mode, the connecting rod is rotatably arranged in the positioning hole of the fixing seat in a penetrating mode through the shaft rod, and each connecting rod is movably arranged in the inner sliding groove of each sliding block in a penetrating mode.
2. The dual-axis sliding rail hinge of claim 1, wherein each of the straight rails extends toward the notch.
3. The dual-shaft sliding rail hinge as claimed in claim 1 or 2, wherein the fixing seat is provided with two limiting grooves at the position of the positioning hole, each limiting groove is concaved at two opposite sides of the positioning hole, two anti-falling pieces are formed at the end of the shaft rod, the two anti-falling pieces are respectively protruded at opposite sides of the shaft rod, and the two anti-falling pieces are penetrated in the two limiting grooves.
4. The dual-axis sliding rail hinge as claimed in claim 3, wherein each of the receiving grooves is formed with two arc rails, the two arc rails are respectively protruded on two opposite side walls of the receiving groove, the two arc rails are located between the notch and the two straight rails, the pivoting rod is formed with two arc grooves, the two arc grooves are respectively recessed on two opposite side surfaces of the pivoting rod, and the two arc rails are penetrated in the two arc grooves.
5. The dual-axis sliding rail hinge of claim 4, wherein a slot is formed in the end portion of the pivoting bar, two pivoting bars are formed in the slot, the two pivoting bars are respectively protruded on two opposite side wall surfaces in the slot, two pivoting grooves are formed in the slider, the two pivoting grooves are recessed on two opposite side surfaces of the pivoting portion, the extending directions of the two pivoting grooves are perpendicular to the extending directions of the side sliding grooves, and the two pivoting bars movably penetrate through the two pivoting grooves.
6. The dual-axis sliding rail hinge of claim 5, wherein the coupling portion is a single piece and has a plurality of coupling holes therethrough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321568602.8U CN219827454U (en) | 2023-06-19 | 2023-06-19 | Double-shaft sliding rail pivot device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321568602.8U CN219827454U (en) | 2023-06-19 | 2023-06-19 | Double-shaft sliding rail pivot device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827454U true CN219827454U (en) | 2023-10-13 |
Family
ID=88247641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321568602.8U Active CN219827454U (en) | 2023-06-19 | 2023-06-19 | Double-shaft sliding rail pivot device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827454U (en) |
-
2023
- 2023-06-19 CN CN202321568602.8U patent/CN219827454U/en active Active
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