CN213145061U - High-strength double-end fastening bolt for railway containing anticorrosive coating - Google Patents
High-strength double-end fastening bolt for railway containing anticorrosive coating Download PDFInfo
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- CN213145061U CN213145061U CN202022037337.3U CN202022037337U CN213145061U CN 213145061 U CN213145061 U CN 213145061U CN 202022037337 U CN202022037337 U CN 202022037337U CN 213145061 U CN213145061 U CN 213145061U
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Abstract
The utility model relates to the technical field of fastening bolts, and discloses a high-strength double-ended fastening bolt for railways, which comprises a bolt main body, wherein nuts are connected with both ends of the bolt main body in a threaded manner, and anti-falling mechanisms are arranged at positions of both ends of the bolt main body, which correspond to the nuts; the anti-disengaging mechanism is including seting up the fixed slot in bolt main part end department, threaded hole has been seted up to the tank bottom of fixed slot, threaded hole female connection has the screw rod, sliding connection has the slide bar in the fixed slot, the one end fixed connection that the screw rod is close to the slide bar is on the corresponding position of slide bar, it sets up the through-hole to have seted up two symmetries on the cell wall of fixed slot, the shifting chute has been seted up on the position that the bolt main part corresponds the through-hole, sliding connection has the movable block in the shifting chute, sliding connection. The utility model discloses make and to prevent effectively that the nut is not hard up, let whole device more reliable.
Description
Technical Field
The utility model relates to a fastening bolt technical field especially relates to a high strength double-end fastening bolt for railway who contains anticorrosive coating.
Background
The fastener is a mechanical part which is used for fastening connection and has extremely wide application. The fastener is widely used in the industries including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, molds, hydraulic pressure and the like, and various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical industry, instruments, supplies and the like, and are the most widely applied mechanical basic parts.
The high-strength double-end fastening bolt applied to the railway at present can cause the nut on the bolt to be loosened due to the influence of factors such as railway vibration after being used for a long time, and further unnecessary loss is generated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art and using the high strength stud fastening bolt on the railway, after long-time the use, because the influence of factors such as the vibrations of railway, probably lead to the nut on the bolt not hard up, and then produce the problem of unnecessary loss, and the railway that provides contains the anticorrosive coating uses high strength stud fastening bolt.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-strength double-headed fastening bolt containing an anticorrosive coating for railways comprises a bolt main body, wherein nuts are in threaded connection with two ends of the bolt main body, and anti-falling mechanisms are arranged at positions, corresponding to the nuts, of the two ends of the bolt main body;
the anti-falling mechanism comprises a fixed groove arranged at the end of the bolt main body, a threaded hole is formed at the bottom of the fixed groove, a screw rod is connected with the threaded hole in a threaded manner, a slide rod is connected in the fixed groove in a sliding manner, one end of the screw rod, which is close to the slide rod, is fixedly connected to the corresponding position of the slide rod, two through holes are symmetrically formed in the groove wall of the fixed groove, a moving groove is formed in the position of the bolt main body, which corresponds to the through hole, a moving block is connected in the moving groove in a sliding manner, a connecting rod is connected in the through hole in a sliding manner, one end of the connecting rod is fixedly connected to the corresponding position of the moving block, the other end of the connecting rod is arranged in a hemispherical manner and abuts against the rod wall of the, two springs are fixedly connected between the moving block and the bottom of the moving groove.
Preferably, a stabilizing groove is formed in the position, corresponding to the spring, of the bottom of the moving groove, a stabilizing rod is connected in the stabilizing groove in a sliding mode, and one end, far away from the bottom of the stabilizing groove, of the stabilizing rod sequentially penetrates through the notch of the stabilizing groove and the spring and is fixedly connected to the corresponding position of the moving block.
Preferably, one end of the sliding rod, which is far away from the screw rod, penetrates through the notch of the fixing groove and is fixedly connected with the rotating disc.
Preferably, one end of the rotating disc close to the bolt main body is fixedly connected with an annular sealing gasket.
Preferably, the annular sealing gasket is made of rubber.
Preferably, the bolt main body and the nut are both plated with an anti-corrosion coating.
Compared with the prior art, the utility model provides a high strength stud for railway that contains anticorrosive coating possesses following beneficial effect:
1. this high strength stud fastening bolt for railway that contains anticorrosive coating, through setting up bolt main part, nut, fixed slot, screw rod, slide bar, shifting chute, movable block, connecting rod and spring, install the nut in the bolt main part back, with the screw rod precession screw hole for the slide bar removes in the fixed slot, and then makes the slide bar release the movable block outside the shifting chute through the connecting rod, makes the inclined plane of movable block support the nut, makes and to prevent effectively that the nut is not hard up, lets whole device more reliable.
2. This high strength stud for railway that contains anticorrosive coating, through setting up stable groove and stabilizer bar, at the in-process that the movable block removed, the movable block drives the stabilizer bar and removes in stable groove for the movable block moves ground more reliable and more stable.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make can prevent effectively that the nut is not hard up, let whole device more reliable.
Drawings
FIG. 1 is a schematic structural view of a high-strength stud bolt for railway with an anticorrosive coating according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: 1 bolt body, 2 nuts, 3 fixed grooves, 4 screws, 5 sliding rods, 6 moving grooves, 7 moving blocks, 8 connecting rods, 9 springs, 10 stabilizing grooves, 11 stabilizing rods, 12 rotating discs and 13 annular sealing gaskets.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, the high-strength double-headed fastening bolt for railways, which comprises a bolt main body 1, wherein nuts 2 are respectively connected to two ends of the bolt main body 1 in a threaded manner, and anti-falling mechanisms are respectively arranged at positions, corresponding to the nuts 2, of the two ends of the bolt main body 1;
the anti-falling mechanism comprises a fixed groove 3 arranged at the end of a bolt body 1, a threaded hole is formed at the bottom of the fixed groove 3, a screw rod 4 is connected with the threaded hole in a threaded manner, a slide rod 5 is connected in the fixed groove 3 in a sliding manner, one end, close to the slide rod 5, of the screw rod 4 is fixedly connected to the corresponding position of the slide rod 5, two through holes are symmetrically formed in the groove wall of the fixed groove 3, a moving groove 6 is formed in the position, corresponding to the through hole, of the bolt body 1, a moving block 7 is connected in the moving groove 6 in a sliding manner, a connecting rod 8 is connected in the through hole in a sliding manner, one end of the connecting rod 8 is fixedly connected to the corresponding position of the moving block 7, the other end of the connecting rod 8 is arranged in a hemispherical manner and abuts against the rod, two springs 9 are fixedly connected between the bottoms of the moving block 7 and the moving groove 6 together, after the nut 2 is installed on the bolt body 1, the screw rod 4 is screwed into the threaded hole, the sliding rod 5 moves in the fixed groove 3, the sliding rod 5 pushes the moving block 7 out of the moving groove 6 through the connecting rod 8, the nut 2 is abutted by the inclined plane of the moving block 7, the nut 2 can be effectively prevented from loosening, and the whole device is more reliable.
The bottom of the moving groove 6 is provided with a stabilizing groove 10 corresponding to the position of the spring 9, the stabilizing groove 10 is internally and slidably connected with a stabilizing rod 11, one end of the stabilizing rod 11 far away from the bottom of the stabilizing groove 10 sequentially penetrates through the notch of the stabilizing groove 10 and the spring 9 and is fixedly connected to the corresponding position of the moving block 7, and in the moving process of the moving block 7, the moving block 7 drives the stabilizing rod 11 to move in the stabilizing groove 10, so that the moving block 7 can move more stably and reliably.
One end of the sliding rod 5, which is far away from the screw rod 4, penetrates through the notch of the fixing groove 3 and is fixedly connected with a rotating disc 12, so that the sliding rod 5 can be conveniently rotated.
One end of the rotating disc 12 close to the bolt main body 1 is fixedly connected with an annular sealing gasket 13, so that a good sealing effect is achieved, and dust or rainwater is prevented from entering the fixing groove 3.
The annular sealing gasket 13 can be made of rubber, so that sealing is facilitated.
The bolt main body 1 and the nut are both plated with an anti-corrosion coating, so that the anti-corrosion function is achieved.
The utility model discloses in, install nut 2 back on bolt main part 1, with screw rod 4 precession screw hole, make slide bar 5 remove in fixed slot 3, and then make slide bar 5 release the movable block 7 through connecting rod 8 outside the shifting chute 6, make the inclined plane of movable block 7 support nut 2, make and prevent effectively that nut 2 is not hard up, it is more reliable to let whole device, at the in-process that movable block 7 removed, movable block 7 drives stabilizer bar 11 and removes in stable groove 10, make movable block 7 remove ground more reliable and stable.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The high-strength double-headed fastening bolt with the anticorrosive coating for the railway comprises a bolt main body (1) and is characterized in that nuts (2) are in threaded connection with two ends of the bolt main body (1), and anti-falling mechanisms are arranged at positions, corresponding to the nuts (2), of the two ends of the bolt main body (1);
the anti-falling mechanism comprises a fixed groove (3) arranged at the end of the bolt main body (1), a threaded hole is formed in the bottom of the fixed groove (3), a screw rod (4) is connected with the threaded hole in an internal thread manner, a sliding rod (5) is connected in the fixed groove (3) in a sliding manner, one end, close to the sliding rod (5), of the screw rod (4) is fixedly connected to the corresponding position of the sliding rod (5), two through holes are symmetrically formed in the groove wall of the fixed groove (3), a moving groove (6) is formed in the position, corresponding to the through hole, of the bolt main body (1), a moving block (7) is connected in the moving groove (6) in a sliding manner, a connecting rod (8) is connected in the through hole in a sliding manner, one end of the connecting rod (8) is fixedly connected to the corresponding position of the moving block (7), the, one side of the upper end of the moving block (7) is obliquely arranged and penetrates through the notch of the moving groove (6), the inclined plane of the upper end of the moving block (7) abuts against the corresponding position of the nut (2), and two springs (9) are fixedly connected between the moving block (7) and the bottom of the moving groove (6) together.
2. The high-strength double-headed fastening bolt for railways with an anticorrosive coating according to claim 1, characterized in that a stabilizing groove (10) is formed at a position corresponding to the spring (9) at the bottom of the moving groove (6), a stabilizer bar (11) is slidably connected in the stabilizing groove (10), and one end of the stabilizer bar (11) far away from the bottom of the stabilizing groove (10) sequentially passes through the notch of the stabilizing groove (10) and the spring (9) and is fixedly connected to a corresponding position of the moving block (7).
3. The high-strength stud bolt for railway use with anticorrosive coating according to claim 1, wherein the end of the sliding rod (5) remote from the screw (4) passes through the notch of the fixed slot (3) and is fixedly connected with the rotating disc (12).
4. The high-strength stud bolt for railway containing an anticorrosive coating according to claim 3, characterized in that an annular gasket (13) is fixedly connected to one end of the rotary disk (12) close to the bolt body (1).
5. The high-strength stud bolt for railway use with anticorrosive coating according to claim 4, characterized in that the material of the annular packing (13) is rubber.
6. The high-strength stud bolt for railway use containing an anticorrosive coating according to claim 1, characterized in that the bolt body (1) and the nut are each coated with an anticorrosive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022037337.3U CN213145061U (en) | 2020-09-17 | 2020-09-17 | High-strength double-end fastening bolt for railway containing anticorrosive coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022037337.3U CN213145061U (en) | 2020-09-17 | 2020-09-17 | High-strength double-end fastening bolt for railway containing anticorrosive coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213145061U true CN213145061U (en) | 2021-05-07 |
Family
ID=75716960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022037337.3U Active CN213145061U (en) | 2020-09-17 | 2020-09-17 | High-strength double-end fastening bolt for railway containing anticorrosive coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213145061U (en) |
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2020
- 2020-09-17 CN CN202022037337.3U patent/CN213145061U/en active Active
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