CN212270543U - Aluminum spiral rib - Google Patents
Aluminum spiral rib Download PDFInfo
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- CN212270543U CN212270543U CN202020742914.6U CN202020742914U CN212270543U CN 212270543 U CN212270543 U CN 212270543U CN 202020742914 U CN202020742914 U CN 202020742914U CN 212270543 U CN212270543 U CN 212270543U
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Abstract
The utility model provides an aluminium system spiral muscle, it can install fast in the location screw hole that has damaged, becomes the location screw hole after the update for the screw spike once more with sleeper fastening connection, its simple structure makes the restoration of the screw thread locating hole in the sleeper swift reliable. The aluminum profile comprises an aluminum profile spirally wound from bottom to top, wherein a central hole is formed in the axial center of the aluminum profile spirally wound, a central straight rod is arranged at the bottom of the central straight rod, the bottom of the height direction of the central straight rod is connected with the initial spiral part at the bottommost through a connecting profile, the longitudinal section of the aluminum profile comprises a conical protrusion and an arc protrusion at the inner edge, the outer end corner of the conical protrusion is of a round angle transition structure, the conical protrusion of the aluminum profile is embedded in a thread groove of a damaged positioning thread hole, and the spiral interval between the arc protrusions at the inner edge of the aluminum profile is coated by the axial spiral of the central hole to form a spiral groove.
Description
Technical Field
The utility model relates to a technical field that the railway rail was laid specifically is aluminium system spiral muscle.
Background
The existing railway fastener system is shown in figure 9 and comprises a steel rail and a sleeper, wherein a positioning threaded hole is preset in the sleeper and can be used for directly drilling a hole in the sleeper, or a nylon sleeve is pre-embedded in the sleepers on two sides of the steel rail, and finally the positioning threaded hole in the sleeper is fastened through a screw spike; the locating threaded hole on the sleeper can be damaged, so that the screw spike can not be screwed down, subsequent maintenance is complex, and a structure capable of maintaining the damaged threaded locating hole without disassembling a whole fastener system is urgently needed
Disclosure of Invention
To the problem, the utility model provides an aluminium system spiral muscle, it can install fast in the location screw hole that has damaged, becomes the location screw hole after the update for the screw spike once more with sleeper fastening connection, its simple structure, the restoration of the screw thread locating hole that makes in the sleeper is swift reliable.
Aluminium system spiral muscle, its characterized in that: the aluminum profile comprises an aluminum profile spirally wound from bottom to top, wherein a central hole is formed in the axial center of the aluminum profile spirally wound, a central straight rod is arranged at the bottom of the central straight rod, the bottom of the height direction of the central straight rod is connected with the initial spiral part at the bottommost through a connecting profile, the longitudinal section of the aluminum profile comprises a conical protrusion and an arc protrusion at the inner edge, the outer end corner of the conical protrusion is of a round angle transition structure, the conical protrusion of the aluminum profile is embedded in a thread groove of a damaged positioning thread hole, and the spiral interval between the arc protrusions at the inner edge of the aluminum profile is coated by the axial spiral of the central hole to form a spiral groove.
It is further characterized in that:
the longitudinal section of the aluminum profile further comprises an upper reinforcing rib and a lower reinforcing rib, the upper reinforcing rib and the lower reinforcing rib are respectively connected with the corresponding upper and lower positions of the maximum diameter of the conical protrusion of the aluminum profile through the connecting protrusion, and the upper reinforcing rib and the lower reinforcing rib increase the overall strength of the whole aluminum spiral rib;
the peripheries of the upper reinforcing rib and the lower reinforcing rib are respectively provided with an inner concave chip removal groove, and the inner concave chip removal grooves are spirally distributed on the periphery of the central hole, so that the chip removal capacity of the whole structure during rotation is increased, and the situation that the bottom is blocked and can not be screwed in due to chips is avoided;
the hole diameter of the central hole is gradually flared from the bottom to the top, so that smooth screwing of the spiral spike is ensured;
the pitch of each adjacent spiral of the aluminum spiral rib is the same, so that the normal screwing of the subsequent spiral spike is ensured;
the spiral at the top is provided with an extension straight section, and the extension straight section deforms along the thread to generate clamping force after the whole aluminum spiral rib is completely screwed into the positioning threaded hole, so that the stable positioning of the whole aluminum spiral rib is ensured.
The use method of the aluminum spiral rib is characterized by comprising the following steps: the aluminum spiral rib inserting tool comprises a cylindrical inserting tool with an upper driving end, wherein a cylindrical part of the inserting tool is an outer stud, the cylindrical part is used for separating a spiral spike from a damaged positioning threaded hole in advance, then, a whole aluminum spiral rib is wound to the outer stud of the inserting tool, then, the outer stud part of the inserting tool wound with the aluminum spiral rib is inserted into a position of a corresponding positioning threaded hole needing to be positioned, then, the outer stud part is rotated to enable the whole aluminum spiral rib to be inserted into the damaged positioning threaded hole in a spiral mode, the aluminum spiral rib is ensured to be tightly inserted into the positioning threaded hole, the inserting tool is removed, and then, the original spiral spike is screwed into the positioning threaded hole repaired by the aluminum spiral rib.
It is further characterized in that: the bottom of the outer stud is jacked at the top of the central straight rod, so that the whole aluminum spiral rib is driven to rotate downwards synchronously when the outer stud is screwed down;
after the threaded positioning hole prefabricated with the aluminum spiral rib is worn and damaged for a long time, the aluminum spiral rib can be inserted again, so that the fastening of the spiral spike and the sleeper is stable and reliable for a long time.
Adopt the utility model discloses a behind the structure, aluminium alloy that aluminium system spiral muscle formed through processing is made by the spiral and is formed, its preparation method is simple, it can quick screw in the location screw hole that has been damaged, form new internal thread structure, later the screw way nail fastening in the centre bore of aluminium system spiral, it can install fast in the location screw hole that has damaged, become the location screw hole after the renewal, make the screw way nail once more with sleeper fastening connection, a structure is simple, make the restoration of the screw thread locating hole in the sleeper swift reliable.
Drawings
Fig. 1 is a front view of a first embodiment of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 1;
fig. 4 is a schematic longitudinal section structure of the aluminum profile of fig. 1;
fig. 5 is a front view of a second embodiment of the present invention;
FIG. 6 is a schematic top view of the structure of FIG. 5;
FIG. 7 is a schematic cross-sectional view of the structure of FIG. 5;
fig. 8 is a schematic longitudinal sectional structure view of the aluminum profile of fig. 5;
FIG. 9 is a schematic view of a prior art railway fastener system;
FIG. 10 is a schematic view of the assembly of the aluminum spiral rib and the insertion tool;
FIG. 11 is a schematic perspective view of a screw spike screwed into an aluminum spiral rib;
the names corresponding to the sequence numbers in the figure are as follows:
The aluminum screw rib 100, the insertion tool 200, the outer stud 201, the positioning threaded hole 300, the screw spike 400 and the sleeper 500.
Detailed Description
Aluminum spiral ribs, see fig. 1-8: the aluminum profile comprises an aluminum profile 1 spirally wound from bottom to top, a central hole 2 is formed in the axial center of the aluminum profile 1 spirally wound, a central straight rod 3 is arranged at the bottom of the central hole 2, the bottom of the central straight rod 3 in the height direction is connected with a bottommost initial spiral part 5 through a connecting profile 4, the longitudinal section of the aluminum profile 1 comprises a peripheral conical protrusion 11 and an arc protrusion 12 of an inner edge, an outer end corner of the conical protrusion 11 is a fillet transition structure 111, the conical protrusion 11 of the aluminum profile 1 is embedded in a thread groove of a damaged positioning thread hole, and spiral grooves 6 are formed in spiral intervals among the arc protrusions 12 of the inner edge of the aluminum profile 1 spirally coated in the axial direction of the central hole 2.
The aperture of the central hole 2 is gradually flared from the bottom to the top, which ensures the smooth screwing of the screw spike;
the pitch P between each adjacent spiral of the aluminum spiral rib 100 is the same, so that the normal screwing of the subsequent spiral spike is ensured;
the topmost spiral is provided with a section of extending straight section 7, and after the whole aluminum spiral rib 100 is screwed into the positioning threaded hole, the extending straight section 7 deforms along the thread to generate clamping force, so that the whole aluminum spiral rib 100 is ensured to be stably positioned.
The first specific embodiment is shown in fig. 1-4: the longitudinal section of the aluminum profile 1 only comprises a conical protrusion 11 at the periphery and an arc protrusion 12 at the inner edge, and the outer end corner of the conical protrusion 11 is a round-angle transition structure 111.
The second embodiment is shown in fig. 5-8: the longitudinal section of the aluminum profile 1 comprises a conical protrusion 11 on the periphery and an arc protrusion 12 on the inner edge, the outer end corner of the conical protrusion 11 is a fillet transition structure 111, the longitudinal section of the aluminum profile 1 further comprises an upper reinforcing rib 13 and a lower reinforcing rib 14, the upper reinforcing rib 13 and the lower reinforcing rib 14 are respectively connected through a connecting protrusion 15 and the corresponding upper and lower positions of the maximum diameter of the conical protrusion 11 of the aluminum profile 1, and the upper reinforcing rib 13 and the lower reinforcing rib 14 increase the overall strength of the whole aluminum spiral rib 100;
the peripheries of the upper reinforcing rib 13 and the lower reinforcing rib 14 are respectively provided with an inner concave chip removal groove 16, and the inner concave chip removal grooves 16 are spirally arranged on the periphery of the central hole 2, so that the chip removal capacity of the whole structure during rotation is increased, and the situation that the bottom is blocked and cannot be screwed in due to chips is avoided;
a use method of an aluminum spiral rib comprises the following steps: the aluminum screw bolt inserting tool comprises a cylindrical inserting tool 200 (see figure 10) with an upper driving end, wherein the cylindrical part of the inserting tool 200 is an outer stud 201, the outer stud 201 is used for pre-separating a screw bolt 300 from a damaged positioning threaded hole, then the whole aluminum screw rib 100 is wound on the outer stud 201 of the inserting tool 200, then the outer stud part 201 of the inserting tool 200 wound with the aluminum screw rib 100 is inserted into a position, needing to be positioned, of the corresponding positioning threaded hole 300, then the outer stud part 201 is rotated to enable the whole aluminum screw rib 100 to be inserted into the damaged positioning threaded hole 300 in a screw inserting mode, after the aluminum screw rib 100 is fixedly inserted into the positioning threaded hole 300, the inserting tool 200 is removed, and then the original screw bolt 400 is screwed into the positioning threaded hole 300 repaired by the aluminum screw rib 100 again.
The bottom of the outer stud 201 is supported on the top of the central straight rod 3, so that the whole aluminum spiral rib 100 is driven to rotate downwards synchronously when the outer stud 201 is screwed down;
after the threaded positioning hole 300 prefabricated with the aluminum spiral rib 100 is worn and damaged for a long time, the aluminum spiral rib 100 can be inserted again, so that the fastening of the screw path 400 nail and the sleeper 500 is stable and reliable for a long time.
The material of aluminium system spiral muscle is selected according to actual need, also can be copper or similar metal, and the screw thread locating hole that needs often to screw up can be applied to aluminium system spiral muscle simultaneously, ensures the fastening connection of screw and corresponding fastener.
The beneficial effects are as follows: the aluminum spiral rib is formed by spirally manufacturing the aluminum profile formed by processing, the manufacturing method is simple, the aluminum spiral rib can be quickly screwed into a damaged positioning threaded hole to form a new internal thread structure, then the spiral spike is fastened in a central hole of the aluminum spiral, the aluminum spiral rib can be quickly installed in the damaged positioning threaded hole to form an updated positioning threaded hole, the spiral spike is fastened and connected with the sleeper again, the structure is simple, and the repair of the threaded positioning hole in the sleeper is quick and reliable.
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 (6)
1. Aluminium system spiral muscle, its characterized in that: the aluminum profile comprises an aluminum profile spirally wound from bottom to top, wherein a central hole is formed in the axial center of the aluminum profile spirally wound, a central straight rod is arranged at the bottom of the central straight rod, the bottom of the height direction of the central straight rod is connected with the initial spiral part at the bottommost through a connecting profile, the longitudinal section of the aluminum profile comprises a conical protrusion and an arc protrusion at the inner edge, the outer end corner of the conical protrusion is of a round angle transition structure, the conical protrusion of the aluminum profile is embedded in a thread groove of a damaged positioning thread hole, and the spiral interval between the arc protrusions at the inner edge of the aluminum profile is coated by the axial spiral of the central hole to form a spiral groove.
2. The aluminum spiral bar of claim 1 wherein: the longitudinal section of the aluminum profile further comprises an upper reinforcing rib and a lower reinforcing rib, wherein the upper reinforcing rib and the lower reinforcing rib are respectively connected with the corresponding upper position and the lower position of the maximum diameter of the conical protrusion of the aluminum profile through the connecting protrusion.
3. The aluminum spiral bar of claim 2 wherein: the periphery of going up strengthening rib, lower strengthening rib is provided with the indent chip groove respectively, the indent chip groove spiral arrange in the periphery of centre bore.
4. The aluminum spiral bar of claim 1 or 2, wherein: the aperture of the central hole is gradually flared from the bottom to the top.
5. The aluminum spiral bar of claim 1 or 2, wherein: the pitch of each adjacent spiral of the aluminum spiral rib is the same.
6. The aluminum spiral bar of claim 1 or 2, wherein: the spiral at the top is provided with a section of extending straight section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742914.6U CN212270543U (en) | 2020-05-08 | 2020-05-08 | Aluminum spiral rib |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742914.6U CN212270543U (en) | 2020-05-08 | 2020-05-08 | Aluminum spiral rib |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212270543U true CN212270543U (en) | 2021-01-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020742914.6U Active CN212270543U (en) | 2020-05-08 | 2020-05-08 | Aluminum spiral rib |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212270543U (en) |
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2020
- 2020-05-08 CN CN202020742914.6U patent/CN212270543U/en active Active
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