CN211951081U - Connecting piece - Google Patents
Connecting piece Download PDFInfo
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- CN211951081U CN211951081U CN202020264842.9U CN202020264842U CN211951081U CN 211951081 U CN211951081 U CN 211951081U CN 202020264842 U CN202020264842 U CN 202020264842U CN 211951081 U CN211951081 U CN 211951081U
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- positioning
- connecting stud
- positioning sleeve
- inwards concave
- convex
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Abstract
The utility model provides a connecting piece, it can be fast accurate convenient two adjacent splicers of location, still guarantees positioning accuracy and positioning firmness after a lot of dismouting. The positioning device comprises an inwards concave positioning sleeve and an outwards convex positioning sleeve, wherein the inwards concave positioning sleeve is integrally and fixedly arranged in a first positioning hole of a first splicing piece, the outwards convex positioning sleeve is fixedly arranged in a second positioning hole of a second splicing piece, the end surface of the outwards convex positioning sleeve facing towards the inwards concave positioning sleeve is forwards convex relative to the corresponding end surface of the second positioning hole to form a forwards convex part, the inwards concave positioning sleeve is inwards concave in a region corresponding to the forwards convex part to form a positioning groove, a central guide hole is arranged in the axial middle region of the inwards concave positioning sleeve, an inwards concave positioning cavity is arranged at the axial rear end of the inwards concave positioning sleeve, a locking nut is fixedly arranged in the inwards concave positioning cavity, and the internal thread of the locking nut and; the connecting structure further comprises a connecting stud and a compression spring, wherein the front end of the connecting stud is a threaded part, and a lateral convex positioning ring is arranged on the outer ring of the middle section of the connecting stud in the length direction.
Description
Technical Field
The utility model relates to a technical field that panel or frame class subassembly are connected specifically is a connecting piece.
Background
Present furniture or packing box, it constitutes holistic structure through the panel of unit area or unit size's frame construction concatenation, need set up detachable elastic connecting piece, current elastic connecting piece, it is under the unassembled state, and another splice evagination of round pin axle orientation for at the concatenation in-process, need the concatenation of counterpointing of one section distance in interval, perhaps need outwards pull up the back concatenation with the round pin axle, its concatenation equipment can not be fast in time conveniently counterpoint.
Disclosure of Invention
In view of the above problem, the utility model provides a connecting piece, it can be fast accurate convenient two adjacent splicers of location, and its make things convenient for the dismouting, still guarantee positioning accuracy and positioning firmness after a lot of dismouting.
A connector, characterized by: the positioning device comprises an inwards concave positioning sleeve and an outwards convex positioning sleeve, wherein the inwards concave positioning sleeve is integrally and fixedly arranged in a first positioning hole of a first splicing piece, the outwards convex positioning sleeve is fixedly arranged in a second positioning hole of a second splicing piece, the end surface of the outwards convex positioning sleeve, facing the inwards concave positioning sleeve, is forwards convex relative to the corresponding end surface of the second positioning hole to form a forwards convex part, the inwards concave positioning sleeve is inwards concave in a region corresponding to the forwards convex part to form a positioning groove, a central guide hole is arranged in the middle region in the axial direction of the inwards concave positioning sleeve, an inwards concave positioning cavity is arranged at the rear end in the axial direction of the inwards concave positioning sleeve, a locking nut is fixedly arranged in the inwards concave positioning cavity, and the internal thread of the locking nut and the central guide hole; the front end of the connecting stud is a threaded part, a side convex positioning ring is arranged on an outer ring of the middle section of the connecting stud in the length direction, the rear end of the connecting stud penetrates through a central through hole of a rear end plate of the convex positioning sleeve and then is exposed and extends to the outer end surface of a corresponding structure of the corresponding second splicing member, a driving structure is arranged on the outer ring surface of the connecting stud exposed out of the corresponding structure of the second splicing member, a stop ring is fixedly arranged at the front end of an inner guide hole of the convex positioning sleeve, the compression spring is positioned in the area of the inner guide hole of the convex positioning sleeve, the front end of the compression spring is abutted to the stop ring, the rear end of the compression spring is abutted to the side convex positioning ring, the threaded part of the connecting stud is retracted into the inner guide hole in an unconnected state, and the threaded part of the connecting stud penetrates through the central guide hole in a connected state and then is in a threaded connection mode to lock the outer ring And tightening the internal thread of the nut.
It is further characterized in that:
the outer ring of the stop ring is in threaded connection with the corresponding position of the inner guide hole of the convex positioning sleeve, so that the stop ring is ensured to be quickly assembled and disassembled;
the outer diameter of the threaded part of the connecting stud is smaller than that of the central guide hole, and gaps are reserved on the outer ring surface, the central through hole and the inner ring wall of the stop ring at the corresponding position in the length direction of the connecting stud, so that when an error exists in the hole opening of the connecting piece, the error can be overcome through the radial adjustment of the connecting stud, and the quick and convenient assembly among the splicing pieces is further ensured;
the front end of the connecting stud is a cone head or a frustum structure which is closed from back to front, so that the connecting stud is quick and convenient when the center is centered;
the driving structure is a pull handle structure, two connectors of the pull handle structure are fixedly connected to corresponding positions of the outer peripheral surface exposed at the rear end of the connecting stud respectively, and an installer drives the connecting stud to rotate through the pull handle structure to complete screwing or unscrewing actions;
the driving structure is a bolt head-shaped structure, the exposed part of the rear end of the connecting stud is the bolt head-shaped structure, the bolt head shape includes but is not limited to hexagon and quadrangle, and an installer drives the connecting stud to rotate through a wrench to complete screwing or unscrewing actions;
the driving structure is specifically an inner groove formed in the rear end face of the connecting stud, the shape of the inner groove includes but is not limited to a straight groove, a cross groove and a star-shaped groove, and an installer drives the connecting stud to rotate through a screwdriver of a corresponding type to complete screwing or unscrewing actions;
when the concave positioning cavity is a cylindrical cavity, the locking nut is welded and positioned in the concave positioning cavity;
when the periphery of the locking nut is non-cylindrical, the cross section of the concave positioning cavity is arranged along the shape of the periphery of the locking nut in a copying manner, and the locking nut is inserted and positioned in the concave positioning cavity; preferably, the locking nut is a hexagonal nut;
the compression spring is specifically a whole linear spring, and the linear spring is sleeved in the corresponding area of the connecting stud;
the compression spring is formed by combining a plurality of spring columns annularly distributed on the periphery of the connecting stud, and the pressure is stable and reliable;
the connecting structure is suitable for the interconnection of two frames and the connection between enclosing plates with the frames.
After the technical scheme is adopted, the thread part of the connecting stud is retracted into the inner guide hole in the unconnected state, the thread part of the connecting stud is connected with the inner thread of the locking nut in a threaded manner after penetrating through the central guide hole in the connected state, the first splicing piece and the second splicing piece can be supported and installed on the same plane, after the alignment holes of the first splicing piece and the second splicing piece are aligned, the front end of the connecting stud is inserted into the alignment center guide hole, so that the front convex part is inserted into the positioning groove, then the driving structure is rotated to drive the threaded part of the connecting stud and the locking nut to finish fastening connection, and simultaneously the first splicing member and the second splicing member finish fastening and positioning, when the second splicing piece and the first splicing piece are required to be detached, the second splicing piece and the first splicing piece can be directly detached only by rotating the driving structure again to enable the connecting stud to be detached from the concave positioning sleeve; the splicing piece positioning device can quickly, accurately and conveniently position two adjacent splicing pieces, is convenient to disassemble and assemble, and still ensures positioning precision and positioning firmness after repeated disassembly and assembly.
Drawings
Fig. 1 is a schematic sectional view of a front view of a first embodiment of the present invention;
fig. 2 is a schematic sectional view of a front view of a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of case one from the left side view of fig. 1 according to the present invention;
fig. 4 is a schematic structural diagram of case two in the left view of fig. 1 according to the present invention;
FIG. 5 is a schematic right side view of the structure of FIG. 2;
FIG. 6 is a schematic view of section A-A of FIG. 2;
the names corresponding to the sequence numbers in the figure are as follows:
the structure comprises a concave positioning sleeve 1, a positioning groove 101, a central guide hole 102, a concave positioning cavity 103, a convex positioning sleeve 2, a front convex part 21, a rear end plate 22, an inner guide hole 23, a locking nut 3, a connecting stud 4, a threaded part 41, a side convex positioning ring 42, a central through hole 5, a stop ring 6, a gap 7, a pull handle structure 8, a bolt head shape structure 9, an inner groove 10, a linear spring 11, a spring column 12 and a frustum structure 13.
Detailed Description
A connector, see fig. 1-6: the positioning device comprises an inwards concave positioning sleeve 1 and an outwards convex positioning sleeve 2, wherein the inwards concave positioning sleeve 1 is integrally and fixedly arranged in a first positioning hole (not shown in the figure and specifically arranged according to the corresponding splicing piece) of a first splicing piece, the outwards convex positioning sleeve 2 is fixedly arranged in a second positioning hole (not shown in the figure and specifically arranged according to the corresponding splicing piece) of a second splicing piece, the end surface of the outwards convex positioning sleeve 2 facing the inwards concave positioning sleeve 1 is forwards convex relative to the corresponding end surface of the second positioning hole to form a forwards convex part 21, the area of the inwards concave positioning sleeve 1 corresponding to the forwards convex part 21 is inwards concave to form a positioning groove 101, a central guide hole 102 is arranged in the middle area in the axial direction of the inwards concave positioning sleeve 1, an inwards concave positioning cavity 103 is arranged at the rear end of the axial direction of the inwards concave positioning sleeve 1, a locking nut 3 is fixedly arranged in the inwards concave positioning cavity 103, and the internal thread of the locking; the connecting structure also comprises a connecting stud 4 and a compression spring, wherein the front end of the connecting stud 4 is a threaded part 41, the outer ring of the middle section of the connecting stud 4 in the length direction is provided with a side convex positioning ring 42, the rear end of the connecting stud 4 penetrates through the central through hole 5 of the rear end plate 22 of the convex positioning sleeve 2 and is exposed, the connecting stud 4 is provided with a driving structure on the outer ring surface exposed out of the corresponding structure of the second splicing member, the front end of the inner guide hole 23 of the convex positioning sleeve 2 is fixedly provided with a stop ring 6, the compression spring is positioned in the area of the inner guide hole 23 of the convex positioning sleeve 2, the front end of the compression spring is propped against the stop ring 6, the rear end of the compression spring is propped against a side convex positioning ring 42, the threaded part 41 of the connecting stud 4 is retracted into the inner guide hole 23 in the unconnected state, and the threaded part 41 of the connecting stud 4 penetrates through the central guide hole 102 in the connected state and then is in threaded connection with the internal thread of the locking nut 3.
The outer diameter of the threaded part 41 of the connecting stud 4 is smaller than that of the central guide hole 102, and gaps 7 are reserved on the outer annular surface of the corresponding position of the connecting stud 4 in the length direction, the central through hole 5 and the inner annular wall of the stop ring 6, so that when an error exists in the hole opening of the connecting piece, the error can be overcome through the radial adjustment of the connecting stud 4, and the assembly among splicing pieces is fast and convenient;
the front end of the connecting stud 4 is a cone head or a frustum structure which is closed from back to front, so that the connecting stud 4 is quick and convenient when the center is centered;
the driving structure is specifically a pull handle structure 8, two connectors of the pull handle are respectively and fixedly connected to corresponding positions of the outer peripheral surface exposed at the rear end of the connecting stud, and an installer drives the connecting stud to rotate through the pull handle structure to complete screwing or unscrewing actions;
the driving structure is specifically a bolt head-shaped structure 9, the exposed part of the rear end of the connecting stud is the bolt head-shaped structure, the shape of the bolt head includes but is not limited to hexagon and quadrangle, and an installer drives the connecting stud to rotate through a wrench to complete screwing or unscrewing actions;
the driving structure is specifically an inner groove 10 formed in the rear end face of the connecting stud, the shape of the inner groove includes but is not limited to a straight groove, a cross groove and a star-shaped groove, and an installer drives the connecting stud to rotate through a screwdriver of a corresponding type to complete screwing or unscrewing actions;
when the concave positioning cavity 103 is a cylindrical cavity, the locking nut 3 is welded and positioned in the concave positioning cavity 103;
when the periphery of the locking nut 3 is non-cylindrical, the cross section of the concave positioning cavity 103 is arranged along the shape of the periphery of the locking nut 3, and the locking nut 3 is inserted into and positioned in the concave positioning cavity 103; preferably, the locking nut is a hexagonal nut;
the compression spring is specifically a whole linear spring 11, and the linear spring 11 is sleeved in the corresponding area of the connecting stud 4;
the compression spring is formed by combining a plurality of spring columns 12 annularly distributed on the periphery of the connecting stud 4, and pressure stability and reliability are ensured.
The first specific embodiment is shown in fig. 1: the front end of the connecting stud 4 is of a cylindrical structure; the driving structure is specifically a pull handle structure 8, two connectors of the pull handle structure 8 are respectively and fixedly connected to corresponding positions of the outer peripheral surface exposed at the rear end of the connecting stud 4, and an installer drives the connecting stud 4 to rotate through the pull handle structure 8 to complete screwing or unscrewing actions; the compression spring is specifically a whole linear spring 11, and the linear spring 11 is sleeved in the corresponding area of the connecting stud 4.
The second embodiment is shown in fig. 2: the front end of the connecting stud 4 is specifically a frustum structure 13 which is closed from back to front, so that the connecting stud 4 is ensured to be fast and convenient when the center is centered; the driving structure is specifically a bolt head-shaped structure 9, the exposed part at the rear end of the connecting stud is a hexagonal bolt head-shaped structure, and an installer drives the connecting stud to rotate through a wrench to complete screwing or unscrewing actions; meanwhile, the rear end face of the hexagonal bolt head is provided with an inner groove 10, the inner groove 10 is in a cross shape, and an installer drives the connecting stud to rotate through a cross screwdriver to complete screwing or unscrewing actions; the compression spring is formed by combining a plurality of spring columns 12 annularly distributed on the periphery of the connecting stud 4, and pressure stability and reliability are ensured.
The working principle is as follows: the threaded part of the connecting stud is retracted into the inner guide hole in the unconnected state, the threaded part of the connecting stud in the connected state penetrates through the inner thread of the locking nut after penetrating through the central guide hole, so that the first splicing member and the second splicing member can be supported and mounted on the same plane, after the alignment holes of the first splicing member and the second splicing member are aligned, the front end of the connecting stud is inserted into the alignment central guide hole, the front convex part is inserted into the positioning groove, then the driving structure is rotated to drive the threaded part of the connecting stud and the locking nut to finish fastening connection, and simultaneously the first splicing member and the second splicing member finish fastening and fixing positions; the connecting structure is suitable for the mutual connection of two frames, the connection between enclosing plates with the frames and the connection between one frame and one plate; the splicing piece positioning device can quickly and accurately position two adjacent splicing pieces, is convenient to disassemble and assemble, and still ensures positioning precision and positioning firmness after repeated disassembly and assembly.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A connector, characterized by: the positioning device comprises an inwards concave positioning sleeve and an outwards convex positioning sleeve, wherein the inwards concave positioning sleeve is integrally and fixedly arranged in a first positioning hole of a first splicing piece, the outwards convex positioning sleeve is fixedly arranged in a second positioning hole of a second splicing piece, the end surface of the outwards convex positioning sleeve, facing the inwards concave positioning sleeve, is forwards convex relative to the corresponding end surface of the second positioning hole to form a forwards convex part, the inwards concave positioning sleeve is inwards concave in a region corresponding to the forwards convex part to form a positioning groove, a central guide hole is arranged in the middle region in the axial direction of the inwards concave positioning sleeve, an inwards concave positioning cavity is arranged at the rear end in the axial direction of the inwards concave positioning sleeve, a locking nut is fixedly arranged in the inwards concave positioning cavity, and the internal thread of the locking nut and the central guide hole; the front end of the connecting stud is a threaded part, a side convex positioning ring is arranged on an outer ring of the middle section of the connecting stud in the length direction, the rear end of the connecting stud penetrates through a central through hole of a rear end plate of the convex positioning sleeve and then is exposed and extends to the outer end surface of a corresponding structure of the corresponding second splicing member, a driving structure is arranged on the outer ring surface of the connecting stud exposed out of the corresponding structure of the second splicing member, a stop ring is fixedly arranged at the front end of an inner guide hole of the convex positioning sleeve, the compression spring is positioned in the area of the inner guide hole of the convex positioning sleeve, the front end of the compression spring is abutted to the stop ring, the rear end of the compression spring is abutted to the side convex positioning ring, the threaded part of the connecting stud is retracted into the inner guide hole in an unconnected state, and the threaded part of the connecting stud penetrates through the central guide hole in a connected state and then is in a threaded connection mode to lock the outer ring And tightening the internal thread of the nut.
2. A connector as defined in claim 1, wherein: the outer ring of the stop ring is in threaded connection with the corresponding position of the inner guide hole of the convex positioning sleeve.
3. A connector as defined in claim 2, wherein: the outer diameter of the threaded part of the connecting stud is smaller than that of the central guide hole, and gaps are reserved on the outer ring surface, the central through hole and the inner ring wall of the stop ring at the corresponding position in the length direction of the connecting stud.
4. A connector as defined in claim 1, wherein: the front end of the connecting stud is specifically a cone head or frustum structure which is closed from back to front.
5. A connector as defined in claim 1, wherein: the driving structure is a pull handle structure, and two connectors of the pull handle structure are fixedly connected to corresponding positions of the outer peripheral surface exposed at the rear end of the connecting stud respectively.
6. A connector as defined in claim 1, wherein: the driving structure is a bolt head-shaped structure, the exposed part of the rear end of the connecting stud is the bolt head-shaped structure, and the bolt head shape includes but is not limited to hexagon and quadrangle.
7. A connector as defined in claim 1, wherein: the driving structure is an inner groove formed in the rear end face of the connecting stud, and the shape of the inner groove comprises but is not limited to a straight groove, a cross groove and a star-shaped groove.
8. A connector as defined in claim 1, wherein: when the concave positioning cavity is a cylindrical cavity, the locking nut is welded and positioned in the concave positioning cavity, when the periphery of the locking nut is non-cylindrical, the cross section of the concave positioning cavity is arranged along the peripheral shape of the locking nut in a copying mode, and the locking nut is inserted and positioned in the concave positioning cavity.
9. A connector as defined in claim 1, wherein: the compression spring is specifically a whole linear spring, and the linear spring is sleeved in the corresponding area of the connecting stud and arranged.
10. A connector as defined in claim 1, wherein: the compression spring is formed by combining a plurality of spring columns which are annularly distributed on the periphery of the connecting stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264842.9U CN211951081U (en) | 2020-03-06 | 2020-03-06 | Connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020264842.9U CN211951081U (en) | 2020-03-06 | 2020-03-06 | Connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211951081U true CN211951081U (en) | 2020-11-17 |
Family
ID=73193200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020264842.9U Active CN211951081U (en) | 2020-03-06 | 2020-03-06 | Connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211951081U (en) |
-
2020
- 2020-03-06 CN CN202020264842.9U patent/CN211951081U/en active Active
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