CN216007918U - Flexible reinforcing structure for connecting bolt ball joint of net rack with multiple web members - Google Patents
Flexible reinforcing structure for connecting bolt ball joint of net rack with multiple web members Download PDFInfo
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- CN216007918U CN216007918U CN202122671384.8U CN202122671384U CN216007918U CN 216007918 U CN216007918 U CN 216007918U CN 202122671384 U CN202122671384 U CN 202122671384U CN 216007918 U CN216007918 U CN 216007918U
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Abstract
The utility model discloses a rack bolted ball node is connected flexible reinforced structure with many web members, reach many web members that link to each other with the steel ball including the steel ball, the bottom of steel ball is provided with the tip ring flange, be provided with the staple bolt ring flange on many web members, be provided with two at least wire rope coupling assembling between tip ring flange and the staple bolt ring flange, wire rope coupling assembling includes wire rope, double-screw bolt and aluminium sleeve pipe, wire rope includes a plurality of steel wire strands, the double-screw bolt includes no silk section and has the silk section, the steel wire strand overlap joint of scattering is at the no silk section of double-screw bolt, no silk section includes the vertebra physique that a plurality of arranged in proper order, the stub end of each conical body all is located the direction that deviates from wire rope, the steel wire strand crimping of scattering is between aluminium sleeve pipe and no silk section, the silk section of double-screw bolt links to each other with tip ring flange or staple bolt ring flange. The utility model discloses not only can make being connected between steel ball and the many web members more firm reliable, it is convenient to install, adjust moreover, still does not influence the original connection structure between rack bolted ball node and the many web members.
Description
Technical Field
The utility model relates to a rack bolted spherical joint consolidates technical field, especially indicates rack bolted spherical joint and many web members are connected flexible reinforced structure.
Background
The bolt ball joint is an important structure in the net rack and is a circular steel pipe rod assembly for connecting the net rack and a double-layer reticulated shell and other space grid structures. The basic structure of the bolt-ball joint comprises a steel ball, a high-strength bolt, a sleeve, a fastening screw, a conical head or a sealing plate and other parts, wherein one end of the high-strength bolt is connected to the steel ball, the other end of the high-strength bolt is connected to the conical head or the sealing plate, the sleeve is sleeved outside the high-strength bolt, one end of the sleeve is connected to the steel ball in a butting mode, the other end of the sleeve is connected to the conical head or the sealing plate in a butting mode, the reliability of connection needs to depend on the combined action of the high-strength bolt and the sleeve, when any one of the components is loosened, and then the stability of a plurality of web members on the steel ball can be affected. And install other rigid member additional between many web members and the steel ball, not only can influence the bearing performance of original structure, also can influence aesthetic property moreover, flexible wire rope although the dead weight is light, and stretch-draw ability is strong, but need cooperate specific structure just can realize the fastening.
The common steel wire rope is a spiral rope which is formed by twisting a plurality of layers of steel wires into strands, and then twisting a certain number of strands by taking a rope core as a center. In order to connect the steel wire rope between the flanges, a steel wire rope chuck or a crimping aluminum sleeve is required to be arranged at the end part of the steel wire rope, a parallel double-strand steel wire rope is constructed to form a rope sleeve, and then the rope sleeve is sleeved on the corresponding tensioning part. However, the steel ball in the bolt ball joint and the multi-web rod do not have a sleeving structure, and the steel wire rope cannot be conveniently connected. And the aluminum sleeves are crimped on the double-strand steel wire rope by using a steel wire rope sleeve pressing machine, when the tensioning part needs to pass through the steel wire rope firstly and then is crimped to be the aluminum sleeve, the site construction cannot be carried out at the construction position of the bolt ball joint, although the steel wire rope sleeve can be constructed by using a steel wire rope chuck on site, the crimped bolt of the steel wire rope chuck needs to be screwed on site, the construction operation process is complex, and the pretightening force of the steel wire rope is difficult to ensure when the steel wire rope chuck is operated.
Disclosure of Invention
Not enough to in the above-mentioned background art, the utility model provides a flexible reinforced structure is connected with many web members to rack bolted spherical joint, and the connection structure who has solved current rack bolted spherical joint is difficult to reinforced (rfd) technical problem.
The technical scheme of the utility model is realized like this: a flexible reinforcing structure for connecting a bolt ball joint of a net rack with a multi-web rod comprises a steel ball and the multi-web rod connected with the steel ball, wherein an end flange is arranged at the bottom of the steel ball, an anchor ear flange is arranged on the multi-web rod, at least two steel wire rope connecting assemblies are arranged between the end flange and the anchor ear flange, each steel wire rope connecting assembly comprises a steel wire rope, a stud and an aluminum sleeve, each steel wire rope comprises a plurality of steel wire strands, a pressing ring or a binding wire is arranged at the end of each steel wire rope, each steel wire strand is scattered from the pressing ring or the binding wire to the tail end, each stud comprises a non-wire section and a wire section, the scattered steel wire strands are lapped on the non-wire section of the stud, each non-wire section comprises a plurality of cone bodies which are sequentially arranged, the large head end of each cone body is positioned in the direction departing from the steel wire rope, a smooth transition section is arranged between the large head end of the cone body and the small head end of the adjacent cone body, and the scattered steel wire strands are crimped between the aluminum sleeve and the non-wire sections, the threaded section of the stud is connected with the end flange or the hoop flange.
Furthermore, through holes for the studs to pass through are formed in the end flange and the hoop flange, and nuts for fixing the studs are arranged at the ends of the studs passing through the through holes; or the end flange and the hoop flange are both provided with screw holes in threaded connection with the studs; or the flange plate at the end part is provided with a through hole for the stud to pass through, the end part of the stud passing through the through hole is provided with a nut for fixing the stud, and the hoop flange plate is provided with a screw hole in threaded connection with the stud; or the hoop flange plate is provided with a through hole for the stud to pass through, the end part of the stud passing through the through hole is provided with a nut for fixing the stud, and the end flange plate is provided with a screw hole in threaded connection with the stud.
Further, the transition section comprises a first transition section and a second transition section, and the contour lines of longitudinal section views of the first transition section and the second transition section form an S shape.
Furthermore, the threadless section comprises four conical bodies which are arranged in sequence, the sizes of the large ends of the conical bodies are the same, and the sizes of the small ends of the conical bodies are the same.
Furthermore, the threadless section comprises four conical bodies which are sequentially arranged, and the size of the large end and the size of the small end of each conical body are sequentially reduced in a direction departing from the steel wire rope.
Furthermore, a positioning ring groove is arranged between the wire-free section and the wire-containing section, and the diameter of the positioning ring groove is smaller than that of the big head end of the adjacent conical body and larger than that of the small head end of the adjacent conical body.
Further, when the aluminum sleeve is not pressed and connected with the scattered steel wire strands, the section of the aluminum sleeve is in a kidney-shaped hole shape, and the inner wall of the aluminum sleeve is a smooth wall; after the aluminum sleeve is pressed and connected with the scattered steel wire strands, the section of the aluminum sleeve is circular, and the inner wall of the aluminum sleeve is a concave-convex wall matched with the cone.
Further, the length of the wire section is greater than that of the wire-free section, and the length of the aluminum sleeve is greater than the total length of each conical body and less than the sum of the lengths of each conical body and the positioning ring groove.
Furthermore, studs are arranged at two ends of the steel wire rope, and the screw directions of the threaded sections of the studs at the two ends are opposite.
Furthermore, a multi-edge section matched with the wrench is arranged between the non-threaded section and the threaded section.
The utility model discloses not only can consolidate rack bolted spherical joint conveniently, make being connected between steel ball and the many web members more firm reliable, install the simple operation moreover, still do not influence the original connection structure between rack bolted spherical joint and the many web members. Additionally, the utility model provides a wire rope coupling assembling of adoption carries out the tensioning and connects, and not only processing, installation are convenient, but also be convenient for adjust the tensile force, and the double-screw bolt that wherein has the no silk section carries out the crimping with wire rope and is connected, and not only the course of working is very convenient, can press set machine batch crimping through wire rope in job site's work material processing district, and is very convenient when the construction installation moreover. When the tensioning steel wire rope is installed after the flange plate is positioned and fixed, the stud can penetrate through the flange plate, and then a nut and other members are installed on a threaded section of the stud to form a blocking relation with the flange plate. When the tensioning steel wire rope is installed before the flange plate is positioned and fixed, the stud is directly connected with the flange plate through threads, and then the structure needing tensioning is positioned and fixed. Additionally, the utility model discloses both can make the atress direction of ring flange extend along linear direction, can avoid again to locate to install subassembly such as pulley and the matching of bifilar wire rope at the ring flange, also avoided the inconvenience of using the wire rope chuck moreover.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.
Fig. 1 is a schematic view of an application state of the present invention;
FIG. 2 is an enlarged view at B in FIG. 1;
FIG. 3 is an enlarged view of one end of the wire rope connecting assembly of the present invention;
FIG. 4 is a schematic view of the bolt of FIG. 3;
FIG. 5 is a schematic cross-sectional view of the aluminum sleeve of FIG. 3 when not crimped;
FIG. 6 is a cross-sectional view of FIG. 3;
FIG. 7 is an enlarged view taken at A in FIG. 6;
wherein:
1. the steel wire comprises a steel wire strand, 2, a steel wire rope, 3, a compression ring, 5 and an aluminum sleeve;
4. the bolt comprises a stud 41, a cone 42, a big end 43, a small end 44, a transition section 45, a first transition section 46, a second transition section 47, a threaded section 48, a positioning ring groove 49 and a multi-edge section;
6. the steel ball, 7, many web members, 8, tip ring flange, 9, staple bolt ring flange, 10, wire rope coupling assembling, 11, sleeve, 12, conical head.
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 any creative effort belong to the protection scope of the present invention.
The bottom of steel ball 6 is provided with tip ring flange 8, is provided with staple bolt ring flange 9 on the many web poles 7, is provided with two at least wire rope coupling assembling 10 between tip ring flange 8 and the staple bolt ring flange 9, and the realization is to the reinforcement of being connected between steel ball 6 and the many web poles 7 through the stretch-draw of wire rope coupling assembling 10 to tip ring flange 8 and staple bolt ring flange 9.
Specifically, wire rope coupling assembling 10 includes wire rope 2, double-screw bolt 4 and aluminium sleeve 5, and wire rope 2 includes a plurality of steel strand 1, and wire rope 2's one end or both ends are provided with clamping ring 3 or prick the silk, and clamping ring 3 or prick the silk apart from tip 150mm, and wire rope 2 is from pressing ring 3 or pricking silk department to terminal steel strand 1 scatter. The stud comprises a non-threaded section and a threaded section 47, the stud is made of Q345B, the diameter of the stud is 22mm, and the screw grade is 10.9. The surface finish degree of the non-wire section is 3 grades Ra25, and the non-wire section of double-screw bolt 4 is lapped at the 1 steel strand that scatters, connects through aluminium sleeve 5 crimping, and the 1 crimping of steel strand that scatters is between aluminium sleeve 5 and non-wire section, and aluminium sleeve 5 extrudees for the hydraulic pressure extrusion bed, and extrusion die is circular, and the diameter is 46mm, and extrusion pressure is 43 Kg.
The threadless section comprises a plurality of cone-shaped bodies 41 which are sequentially arranged, the number of the cone-shaped bodies 41 is four, the length of each cone-shaped body is 30mm, the size of the large end 42 of each cone-shaped body 41 is the same and is 21mm, and the size of the small end 43 of each cone-shaped body 41 is the same and is 17.5 mm. The big end 42 of each conical body 41 is positioned in the direction departing from the steel wire rope 2, and forms a barb-shaped matching structure when being pressed and connected with the steel wire strand 1. When the aluminum sleeve 5 is not pressed and connected with the scattered steel wire strands 1, the section of the aluminum sleeve 5 is in a kidney-shaped hole shape, and the inner wall of the aluminum sleeve 5 is a smooth wall; the length of the aluminum sleeve is 92mm, the width of the aluminum sleeve is 57mm, the wall thickness of the aluminum sleeve is 9mm, the length of an inner hole is 48mm, and the width of the inner hole is 24 mm. After the aluminum sleeve 5 is pressed and connected with the scattered steel wire strand 1, the section of the aluminum sleeve 5 is circular, the diameter of the aluminum sleeve 5 is 46mm, and the inner wall of the aluminum sleeve 5 is a concave-convex wall matched with the conical body 41.
The threaded section 47 of the stud 4 is connected with the end flange 8 or the hoop flange 9. The connection mode comprises a plurality of types, namely: through holes for the studs 4 to pass through are formed in the end flange 8 and the hoop flange 9, and nuts for fixing the studs 4 are arranged at the ends of the studs 4 passing through the through holes; and the second method comprises the following steps: screw holes in threaded connection with the studs 4 are formed in the end flange 8 and the hoop flange 9; and the third is that: a through hole for the stud 4 to pass through is formed in the end flange 8, a nut for fixing the stud 4 is arranged at the end of the stud 4 passing through the through hole, and a screw hole in threaded connection with the stud 4 is formed in the hoop flange 9; and fourthly: the hoop flange 9 is provided with a through hole for the stud 4 to pass through, the end part of the stud 4 passing through the through hole is provided with a nut for fixing the stud 4, and the end flange 8 is provided with a screw hole in threaded connection with the stud 4.
Further, a smooth transition section 44 is arranged between the large end 42 of the conical body 41 and the small end 43 of the adjacent conical body 41, so that stress concentration caused when the aluminum sleeve 5 is in compression joint with the steel strand 1 is avoided, and the overall structural strength of the steel strand 1 is ensured. The transition section 44 comprises a first transition section 45 and a second transition section 46, the contour lines of longitudinal section views of the first transition section 45 and the second transition section 46 form an S shape, a smooth inverted buckle structure is formed when the steel wire strand 1 is pressed, and the connection reliability is fully ensured.
Through the actual measurement of hydraulic pressure detection mechanism, the testing result is: the connection is normal when the pulling force is lifted by 0KN to 180KN, the 180KN to 210KN is lifted, 2 steel wire strands of the steel wire rope 2 are broken, the aluminum sleeve 5 is not loosened and broken, and the aluminum sleeve is tightly combined with the steel wire rope.
Further, a positioning ring groove 48 is arranged between the non-wire section and the wire section 47, and the diameter of the positioning ring groove 48 is smaller than the diameter of the large head end 42 of the adjacent conical body 41 and larger than the diameter of the small head end 43 of the adjacent conical body 41. In the connection process, after the steel wire strands 1 of the steel wire rope 2 are separated, the separated steel wire strands 1 are uniformly distributed and overlapped on the periphery of the non-wire section conical body 41, then the aluminum sleeve 5 is sleeved, and the part of the end of the steel wire strand 1, which is exposed out of the aluminum sleeve by 20mm, is positioned in the positioning ring groove 48.
Further, the length of the wire section 47 is greater than that of the wire-free section, and the length of the aluminum sleeve 5 is greater than the total length of each conical body 41 and less than the sum of the lengths of each conical body 41 and the positioning ring groove 48, so that the steel wire strand 1 exposed out of the aluminum sleeve 5 and the positioning ring groove 48 can form a stop structure.
Furthermore, studs are arranged at two ends of the steel wire rope 2, the threaded sections 47 of the studs 4 at the two ends have opposite rotating directions, and a multi-edge section 49 matched with a wrench is arranged between the non-threaded section and the threaded section 47. When the utility model is used, the stud 4 at one end or two ends is connected between two flange plates, the utility model can be connected with the screw hole in the flange plate through the stud in a threaded manner, then the flange plate is positioned and fixed, and then the multi-edge section 49 is screwed by a wrench to realize fastening; the stud of the present invention may pass through the through hole in the flange, and the nut or the threaded sleeve is mounted on the end of the stud to realize the stop fit with the flange, and then the flange is fixed and positioned, and then the multi-edge section 49 is screwed by the wrench, or the nut or the threaded sleeve is screwed to realize the fastening; the flange plate can be positioned and fixed firstly, and then the studs 4 at the two ends are rotated in the same direction, so that the threaded connection and tensioning can be realized.
The other structure of this embodiment is the same as embodiment 1.
The present invention is not exhaustive and is well known to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The flexible reinforced structure is connected with many web members to rack bolt ball node, including steel ball (6) and many web members (7) that link to each other with steel ball (6), its characterized in that: the bottom of the steel ball (6) is provided with an end flange (8), the multi-web member (7) is provided with an anchor ear flange (9), at least two steel wire rope connecting assemblies (10) are arranged between the end flange (8) and the anchor ear flange (9), each steel wire rope connecting assembly (10) comprises a steel wire rope (2), a stud (4) and an aluminum sleeve (5), each steel wire rope (2) comprises a plurality of steel wire strands (1), the end part of each steel wire rope (2) is provided with a pressing ring (3) or a binding wire, each steel wire rope (2) is scattered from the pressing ring (3) or the binding wire to the steel wire strand (1) at the tail end, each stud comprises a non-wire section and a wire section (47), the scattered steel wire strands (1) are lapped on the non-wire section of the stud (4), each non-wire section comprises a plurality of cone-shaped bodies (41) which are arranged in sequence, and the big end (42) of each cone-shaped body (41) is positioned in the direction deviating from the steel wire rope (2), a smooth transition section (44) is arranged between the large end (42) of the conical body (41) and the small end (43) of the adjacent conical body (41), the scattered steel wire strands (1) are pressed between the aluminum sleeve (5) and the non-wire section, and the wire section (47) of the stud (4) is connected with the end flange (8) or the hoop flange (9).
2. The net rack stud ball joint and multi-web member connection flexible reinforcement structure of claim 1, wherein: through holes for the studs (4) to pass through are formed in the end flange (8) and the hoop flange (9), and nuts for fixing the studs (4) are arranged at the ends of the studs (4) passing through the through holes; or the end flange (8) and the hoop flange (9) are both provided with screw holes in threaded connection with the studs (4); or the end flange (8) is provided with a through hole for the stud (4) to pass through, the end of the stud (4) passing through the through hole is provided with a nut for fixing the stud (4), and the hoop flange (9) is provided with a screw hole in threaded connection with the stud (4); or the hoop flange plate (9) is provided with a through hole for the stud (4) to pass through, the end part of the stud (4) passing through the through hole is provided with a nut for fixing the stud (4), and the end flange plate (8) is provided with a screw hole in threaded connection with the stud (4).
3. The net rack stud ball joint and multi-web member connection flexible reinforcement structure of claim 2, wherein: the transition section (44) comprises a first transition section (45) and a second transition section (46), and the contour lines of longitudinal section views of the first transition section (45) and the second transition section (46) form an S shape.
4. The net rack stud ball joint and multi-web member connecting flexible reinforcing structure of claim 3, wherein: the threadless section comprises four conical bodies (41) which are sequentially arranged, the sizes of the large end (42) of each conical body (41) are the same, and the sizes of the small end (43) of each conical body (41) are the same.
5. The net rack stud ball joint and multi-web member connecting flexible reinforcing structure of claim 3, wherein: the wire-free section comprises four conical bodies (41) which are sequentially arranged, and the size of a large head end (42) and the size of a small head end (43) of each conical body (41) are sequentially reduced along the direction departing from the steel wire rope (2).
6. The net rack stud ball joint and multi-web member connecting flexible reinforcing structure according to any one of claims 1 to 5, wherein: a positioning ring groove (48) is arranged between the wire-free section and the wire-containing section (47), and the diameter of the positioning ring groove (48) is smaller than that of the big end (42) of the adjacent conical body (41) and larger than that of the small end (43) of the adjacent conical body (41).
7. The net rack stud ball joint and multi-web member connection flexible reinforcement structure of claim 6, wherein: when the aluminum sleeve (5) is not pressed and connected with the scattered steel wire strands (1), the section of the aluminum sleeve (5) is in a waist hole shape, and the inner wall of the aluminum sleeve (5) is a smooth wall; after the aluminum sleeve (5) is pressed and connected with the scattered steel wire strands (1), the section of the aluminum sleeve (5) is circular, and the inner wall of the aluminum sleeve (5) is a concave-convex wall matched with the conical body (41).
8. The net rack stud ball joint and multi-web member connection flexible reinforcement structure of claim 7, wherein: the length of the wire section (47) is greater than that of the wire-free section, and the length of the aluminum sleeve (5) is greater than the total length of each conical body (41) and less than the sum of the lengths of each conical body (41) and the positioning ring groove (48).
9. The net rack stud ball joint and multi-web member connecting flexible reinforcing structure of any one of claims 1-5 and 7-8, wherein: the two ends of the steel wire rope (2) are provided with the studs (4), and the screw directions of the threaded sections (47) of the studs (4) at the two ends are opposite.
10. The net rack stud ball joint and multi-web member connection flexible reinforcement structure of claim 9, wherein: a multi-edge section (49) matched with the wrench is arranged between the non-thread section and the thread section (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122671384.8U CN216007918U (en) | 2021-11-03 | 2021-11-03 | Flexible reinforcing structure for connecting bolt ball joint of net rack with multiple web members |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122671384.8U CN216007918U (en) | 2021-11-03 | 2021-11-03 | Flexible reinforcing structure for connecting bolt ball joint of net rack with multiple web members |
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| CN216007918U true CN216007918U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122671384.8U Active CN216007918U (en) | 2021-11-03 | 2021-11-03 | Flexible reinforcing structure for connecting bolt ball joint of net rack with multiple web members |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434534A (en) * | 2022-09-13 | 2022-12-06 | 陕西省建筑科学研究院有限公司 | Reinforcing method for bolt defects of net rack web members |
-
2021
- 2021-11-03 CN CN202122671384.8U patent/CN216007918U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434534A (en) * | 2022-09-13 | 2022-12-06 | 陕西省建筑科学研究院有限公司 | Reinforcing method for bolt defects of net rack web members |
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