CN215800708U - Self-locking type turnout vibration reduction fastener - Google Patents
Self-locking type turnout vibration reduction fastener Download PDFInfo
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- CN215800708U CN215800708U CN202121183334.9U CN202121183334U CN215800708U CN 215800708 U CN215800708 U CN 215800708U CN 202121183334 U CN202121183334 U CN 202121183334U CN 215800708 U CN215800708 U CN 215800708U
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Abstract
A self-locking turnout vibration damping fastener comprises an upper iron plate, a vibration damping pad, a lower iron plate, a fixing column, a self-locking cover plate and an anti-rotation self-locking buckle; the upper iron plate is a cuboid plate, the vibration damping pad is arranged between the upper iron plate and the lower iron plate, the lower iron plate is a cuboid plate, the fixing column is a hollow cylinder fixed at the position corresponding to the preformed hole and the through hole, the self-locking cover plate is of a cylindrical structure with a circular upper part and a cylindrical lower part, and the anti-rotation self-locking buckle is of a cylindrical structure; the utility model has the beneficial effects that: the installation can be convenient through the arrangement of the self-locking structure; therefore, the installation operation difficulty can be greatly reduced, the working efficiency of constructors is improved, and the self-locking structure can better prevent the condition that fixed parts are loosened due to vibration.
Description
Technical Field
The utility model relates to the technical field of rail transit corollary equipment, in particular to a self-locking turnout shock-absorbing fastener.
Background
China is in the era of high-speed development of rail transit construction, and particularly the rapid development of urban rail transit greatly improves the convenience of daily life of people; in rail transit, no matter underground lines, ground lines or elevated lines, when trains run through areas such as residential areas, hospitals and office areas, the impact of wheels and steel rails can cause vibration, and after the vibration is transmitted to surrounding buildings, the normal work and life of people nearby are seriously influenced.
The most widely used method for inhibiting the propagation of rail vibrations to the surroundings is to use rail vibration damping fasteners. Because the steel rail vibration damping fastener has certain flexibility, the steel rail vibration damping fastener generates elastic deformation when a vehicle runs, and can effectively reduce the propagation of vibration to the periphery.
At present, the connecting sleeve of the double-layer vibration-damping fastener with the connecting sleeve generally has a hook-locking function, namely, the outer side retaining shoulder presses an upper iron plate, and the inner side bulge is hooked on a ring groove of a lower iron plate upright post, so that the upper iron plate, the lower iron plate and a rubber pad of the fastener are locked together; in order to ensure that the connecting sleeve can be sleeved on the lower iron plate upright post, the upright post needs to be chamfered, the inner side bulge of the connecting sleeve is sleeved downwards along the chamfered position, and when the connecting sleeve reaches the position of the annular groove of the upright post, the bulge and the annular groove can be mutually buckled and hung together by rotating the connecting sleeve to form a hook-lock state.
The above problems have been solved by the technical solution of an interlocking type vibration damping fastener system (grant publication No. CN 211922099U, patent No. 201922018875.5, application date: 2019.11.21, grant publication date: 2020.11.13), but in practical use, the inventor of the present technology found that there is inconvenience in operation in the way of fixing by a lock, and thus further optimized the technology and improved the fixing way of the device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a self-locking turnout vibration reduction fastener.
The utility model is realized by the following technical scheme: a self-locking turnout vibration damping fastener comprises an upper iron plate, an elastic strip seat, a preformed hole, a vibration damping pad, a through hole, a lower iron plate, a fixed column, a column clamping flap, a clamping groove, a self-locking cover plate, a plate clamping flap, a clamping block, a central hole, an anti-rotation self-locking buckle, a clamping wing, a limiting groove and a bolt hole; the upper iron plate is a cuboid plate, the elastic strip seats are symmetrically fixed on the upper iron plate, the reserved holes are round hollowed holes arranged on the outer sides of the elastic strip seats of the upper iron plate, the vibration damping pad is arranged between the upper iron plate and the lower iron plate, the through holes are holes arranged corresponding to the reserved holes, the lower iron plate is a cuboid plate, the fixing columns are hollow cylinders fixed at the positions corresponding to the reserved holes and the through holes, the column clamping flaps are arc-shaped flaps arranged in the fixing columns, the clamping grooves are arc-shaped grooves arranged at the lower parts of the inner sides of the fixing columns, the self-locking cover plate is of a round upper cylindrical structure, the plate buckling flaps are arc-shaped clamping flaps arranged at the lower parts of the self-locking cover plate and corresponding to the column clamping flaps, the clamping blocks are lugs arranged at the bottom of the self-locking cover plate and corresponding to the limiting grooves, and the central holes are holes of the self-locking cover plate, the anti-rotation self-locking buckle is of a cylindrical structure, the clamping wings are structures which are arranged on the outer side of the anti-rotation self-locking buckle and correspond to the clamping grooves, the limiting grooves are grooves which are arranged on the upper edge of the anti-rotation self-locking buckle and correspond to the clamping blocks, and the bolt holes are holes which are arranged on the central position of the anti-rotation self-locking buckle.
Preferably, the self-locking cover plate is provided with a rotating block, and the height of the rotating block is flush with the upper surface of the self-locking cover plate.
Preferably, the anti-rotation self-locking buckle is provided with an adjusting groove at a position perpendicular to the limiting groove, and the adjusting groove is a groove corresponding to the shape of the clamping block.
Preferably, circular bulges are uniformly distributed on the vibration damping pad.
Preferably, a coupling plate is arranged below the lower iron plate, and mounting holes are formed in the coupling plate corresponding to the bolt holes.
Furthermore, the lower edge of the lower iron plate is provided with a boss, and the edge of the coupling plate is provided with a mounting sleeve groove which is provided with the boss corresponding to the lower edge of the lower iron plate.
Furthermore, the coupling plate is made of rubber flexible material.
Preferably, the rubber pad and the lower iron plate are provided with reserved square holes corresponding to the elastic strip seats.
Preferably, a gasket is arranged between the preformed hole of the upper iron plate and the self-locking cover plate.
The utility model has the beneficial effects that: the technology provides a turnout vibration damping fastener, the main structure of which mainly comprises an upper iron base plate, a lower iron base plate, a middle vibration damping pad, a self-locking cover plate, an anti-rotation self-locking buckle, an insulating sleeve, an insulating coupling plate and the like, all parts can be disassembled and replaced, and a fastener system is locked and matched with a bolt hole of the lower iron base plate by rotating the self-locking cover plate, so that the assembly or disassembly of the fastener is realized; this switch damping fastener ordinary switch fastener has better damping effect relatively, and the installation is dismantled simply simultaneously, makes things convenient for the maintenance work in later stage.
The utility model designs a novel self-locking structure and a coupling base plate structure. The novel self-locking structure not only enhances the connection strength of the upper iron base plate and the lower iron base plate, but also is convenient to install and disassemble; the novel coupling base plate realizes the integrative function of the factory preassembly of the coupling base plate and the fastener, not only facilitates the packaging transportation and the field installation of the fastener, but also avoids the occurrence of the position deviation condition of the coupling base plate and the iron base plate in the later-stage adjustment process of the circuit.
Compared with the prior application technology, the technology is improved, and the installation can be convenient through the arrangement of the self-locking structure; therefore, the installation operation difficulty can be greatly reduced, the working efficiency of constructors is improved, and the self-locking structure can better prevent the condition that fixed parts are loosened due to vibration.
Drawings
Fig. 1 is a schematic structural diagram of an integral device of a self-locking type turnout shock-absorbing fastener.
Fig. 2 is a schematic view of the whole device unsealing structure of the self-locking type turnout shock-absorbing fastener.
Fig. 3 is a schematic view of a self-locking cap structure of a self-locking turnout vibration-damping fastener.
Fig. 4 is a schematic view of the bottom structure of a self-locking cap of a self-locking turnout vibration-damping fastener.
Fig. 5 is a schematic view of an anti-rotation self-locking buckle structure of a self-locking turnout shock-absorbing buckle.
Fig. 6 is a schematic view of a coupling plate structure of a self-locking type turnout damping fastener.
Fig. 7 is a schematic view of a lower iron plate structure of a self-locking type turnout damping fastener.
Wherein: 1. an upper iron plate; 11. a spring strip seat; 12. reserving a hole; 2. a vibration damping pad; 21. a through hole; 3. a lower iron plate; 4. fixing a column; 41. the column is clamped with the valve; 42. a card slot; 5. a self-locking cover plate; 51. buckling the petals with the plates; 52. a clamping block; 53. a central bore; 54. rotating the block; 6. the anti-rotation self-locking buckle; 61. a clamping wing; 62. a limiting groove; 63. bolt holes; 7. an adjustment groove; 8. a coupling plate; 81. mounting holes; 9. a gasket.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-7, a self-locking vibration-damping fastener for turnout comprises an upper iron plate 1, an elastic strip seat 11, a prepared hole 12, a vibration-damping pad 2, a through hole 21, a lower iron plate 3, a fixed column 4, a column clamping flap 41, a clamping groove 42, a self-locking cover plate 5, a plate clamping flap 51, a clamping block 52, a central hole 53, an anti-rotation self-locking buckle 6, a clamping wing 61, a limiting groove 62 and a bolt hole 63; the upper iron plate 1 is a cuboid plate and is a main structure of a fixed track of the integral device; the elastic strip seats 11 are symmetrically fixed on the upper iron plate 1 and used for fastening and fixing the steel rail of the track; the preformed hole 12 is a circular hollow hole arranged on the outer side of the elastic strip seat 11 of the upper iron plate 1 and is used for mounting the device by penetrating through the self-locking cover plate 5; the damping pad 2 is arranged between the upper iron plate 1 and the lower iron plate 3 and can absorb the vibration caused by the passing of the vehicle; the through hole 21 is a hole arranged at a position corresponding to the preformed hole 12 and used for mounting the device by penetrating through the self-locking cover plate 5; the lower iron plate 3 is a rectangular plate; the fixing column 4 is a hollow cylinder fixed on the lower iron plate 3 at the position corresponding to the preformed hole 12 and the through hole 21 and is used for fixing the whole device by matching with the self-locking cover plate 5 and the anti-rotation self-locking buckle 6; the column clamping flaps 41 are arc flaps arranged in the fixed column 4 and are used for being matched with the plate buckling flaps 51 of the self-locking cover plate 5 to be buckled, so that the device is fixed; the clamping groove 42 is an arc-shaped groove at the lower part of the inner side of the fixing column 4 and is used for being matched with the clamping wing 61 of the anti-rotation self-locking buckle 6 for locking and fixing; the self-locking cover plate 5 is of a cylindrical structure with a round upper part and a round lower part; the plate buckle clack 51 is an arc-shaped clack arranged at the lower part of the self-locking cover plate 5 and corresponding to the column clack 41, and is used for being matched with the column clack 41 of the fixed column 4 to carry out device fixing; the fixture block 52 is a projection which is arranged at the bottom of the self-locking cover plate 5 and corresponds to the limiting groove 62, and is used for being matched with the limiting groove 62 on the anti-rotation self-locking buckle 6 for clamping, so that the self-locking fixation of the whole device is realized; the central hole 53 is a hole of the self-locking cover plate 5 and is used for penetrating a bolt for fixing to realize the connection and fixation between the device and a sleeper; the anti-rotation self-locking buckle 6 is of a cylindrical structure; the clamping wing 61 is a structure which is arranged on the outer side of the anti-rotation self-locking buckle 6 and corresponds to the clamping groove 42, and is used for being matched with the clamping groove 42 to be fastened and fixed so as to realize a self-locking function; the limiting groove 62 is a groove which is arranged on the upper edge of the anti-rotation self-locking buckle and corresponds to the fixture block 52, and is used for being matched with the fixture block 52 for clamping; the bolt hole 63 is a hole which is used for preventing rotation from the center of the lock catch 6 and is used for penetrating a bolt for fixing, so that the device and the sleeper are fixedly connected.
The self-locking cover plate 5 is provided with a rotating block 54, and the height of the rotating block 54 is flush with the upper surface of the self-locking cover plate 5, so that the self-locking cover plate 5 can be conveniently fastened by constructors.
The vertical position of the upper edge of the anti-rotation self-locking buckle 6 and the limiting groove 62 is provided with an adjusting groove 7, the adjusting groove 7 is a groove corresponding to the shape of the fixture block 52, and the fixture block 52 on the self-locking cover plate 5 can be inserted into the adjusting groove 7 to adjust the position of the anti-rotation self-locking buckle 6 according to actual conditions.
The damping pad 2 on evenly distributed have circular arch, can improve damping pad 2's shock-absorbing capacity to improve the shock attenuation effect of whole device.
The lower edge of lower iron plate 3 be provided with the boss, 8 edges of coupling plate be provided with the installation cover groove that the lower edge that corresponds iron plate 3 down is provided with the boss, can increase the firm degree of coupling plate 8 and iron plate 3 down, improve the reliability in utilization of whole device.
The coupling plate 8 is made of rubber flexible materials, so that the damping capacity of the whole device can be improved, and the damping effect of the device is improved.
The rubber pad and the position of the lower iron plate 3 corresponding to the elastic strip seat 11 are provided with reserved square holes, so that the elastic strip seat 11 can be conveniently installed and fixed.
The middle of the preformed hole 12 of the upper iron plate 1 and the self-locking cover plate 5 is provided with the gasket 9, so that the fastening degree between the preformed hole 12 and the self-locking cover plate 5 can be increased, and the use reliability of the device is improved.
Principle of operation
During normal installation, the upper iron plate 1, the damping pad 2, the lower iron plate 3 and the coupling plate 8 are sequentially installed one by one from top to bottom, and meanwhile, the fixing column 4 on the lower iron plate 3 penetrates through the through hole 21 on the damping pad 2; then the anti-rotation self-locking buckle 6, the gasket 9 and the self-locking cover plate 5 are placed into the corresponding fixing column 4, the fixture block 52 on the self-locking cover plate 5 is inserted into the limiting groove 62 of the anti-rotation self-locking buckle 6, an operator realizes that the plate buckle flap 51 on the self-locking cover plate 5 is firmly fixed with the column buckle flap 41 and the clamping wing and the clamping groove 42 of the anti-rotation self-locking buckle 6 by rotating the rotating block 54 on the self-locking cover plate 5, and the integral rotation installation is finished after the installation is finished; finally, the fixing bolts are fixed to the sleepers through the central holes 53, the bolt holes 63 and the mounting holes 81, and the installation of the whole device is completed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a from locking-type switch damping fastener which characterized in that: the device comprises an upper iron plate, a spring strip seat, a preformed hole, a vibration damping pad, a through hole, a lower iron plate, a fixing column, a column clamping flap, a clamping groove, a self-locking cover plate, a plate buckling flap, a clamping block, a central hole, an anti-rotation self-locking buckle, a clamping wing, a limiting groove and a bolt hole; the upper iron plate is a cuboid plate, the elastic strip seats are symmetrically fixed on the upper iron plate, the reserved holes are round hollowed holes arranged on the outer sides of the elastic strip seats of the upper iron plate, the vibration damping pad is arranged between the upper iron plate and the lower iron plate, the through holes are holes arranged corresponding to the reserved holes, the lower iron plate is a cuboid plate, the fixing columns are hollow cylinders fixed at the positions corresponding to the reserved holes and the through holes, the column clamping flaps are arc-shaped flaps arranged in the fixing columns, the clamping grooves are arc-shaped grooves arranged at the lower positions of the inner sides of the fixing columns, the self-locking cover plate is of a round upper cylindrical structure, the plate buckling flaps are arc-shaped clamping flaps arranged at the lower parts of the self-locking cover plate and corresponding to the column clamping flaps, the clamping blocks are lugs arranged at the bottom of the self-locking cover plate and corresponding to the limiting grooves, and the central holes are holes of the self-locking cover plate, the anti-rotation self-locking buckle is of a cylindrical structure, the clamping wings are arranged on the outer side of the anti-rotation self-locking buckle and correspond to the clamping grooves, the limiting grooves are grooves formed in the upper edge of the anti-rotation self-locking buckle and correspond to the clamping blocks, and the bolt holes are holes in the central position of the anti-rotation self-locking buckle.
2. The self-locking type vibration-damping fastener for turnout junction according to claim 1, wherein: the self-locking cover plate is provided with a rotating block, and the height of the rotating block is flush with the upper surface of the self-locking cover plate.
3. The self-locking type vibration-damping fastener for turnout junction according to claim 1, wherein: the anti-rotation self-locking device is characterized in that an adjusting groove is arranged at the vertical position of the upper edge of the anti-rotation self-locking buckle and the limiting groove, and the adjusting groove is a groove corresponding to the shape of the clamping block.
4. The self-locking type vibration-damping fastener for turnout junction according to claim 1, wherein: circular bulges are uniformly distributed on the vibration damping pad.
5. The self-locking type vibration-damping fastener for turnout junction according to claim 1, wherein: and a coupling plate is arranged below the lower iron plate, and mounting holes are formed in the positions, corresponding to the bolt holes, of the coupling plate.
6. The self-locking vibration-damping fastener for turnout junction according to claim 5, wherein: the lower edge of the lower iron plate is provided with a boss, and the edge of the coupling plate is provided with a mounting sleeve groove which is provided with the boss corresponding to the lower edge of the lower iron plate.
7. The self-locking vibration-damping fastener for turnout junction according to claim 6, wherein: the coupling plate is made of plastic flexible materials.
8. The self-locking type vibration-damping fastener for turnout junction according to claim 1, wherein: bosses are arranged on the vibration damping pad and the lower iron plate corresponding to the elastic strip seats.
9. The self-locking type vibration-damping fastener for turnout junction according to claim 1, wherein: and a gasket is arranged between the preformed hole of the upper iron plate and the self-locking cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183334.9U CN215800708U (en) | 2021-05-29 | 2021-05-29 | Self-locking type turnout vibration reduction fastener |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183334.9U CN215800708U (en) | 2021-05-29 | 2021-05-29 | Self-locking type turnout vibration reduction fastener |
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| Publication Number | Publication Date |
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| CN215800708U true CN215800708U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121183334.9U Active CN215800708U (en) | 2021-05-29 | 2021-05-29 | Self-locking type turnout vibration reduction fastener |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481710A (en) * | 2022-02-22 | 2022-05-13 | 河北中烁轨道科技有限公司 | Composite track plate convenient to disassemble and production process thereof |
-
2021
- 2021-05-29 CN CN202121183334.9U patent/CN215800708U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481710A (en) * | 2022-02-22 | 2022-05-13 | 河北中烁轨道科技有限公司 | Composite track plate convenient to disassemble and production process thereof |
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