CN205077337U - Double -deck damping fastener of bolt formula - Google Patents
Double -deck damping fastener of bolt formula Download PDFInfo
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- CN205077337U CN205077337U CN201520832185.2U CN201520832185U CN205077337U CN 205077337 U CN205077337 U CN 205077337U CN 201520832185 U CN201520832185 U CN 201520832185U CN 205077337 U CN205077337 U CN 205077337U
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- grafting
- lower floor
- tie plate
- iron chair
- upper strata
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Abstract
Double -deck damping fastener of bolt formula, the supporting rail's who sets gradually including from the top down upper iron tie plate, middle rubber tie plate and the iron tie plate of lower floor, the key is: the iron tie plate's of lower floor one end be provided with the outside grafting recess of opening, the other end is detained with the help of the locking that the connecting rod was provided with T shape structure, locking is detained with the iron tie plate parallel arrangement of lower floor and towards grafting recess one side, at upper iron tie plate's the one end grafting boss that the groove phase matches that is provided with and pegs graft, upper strata iron tie plate's the other end is provided with and locks knot assorted T connected in star, upper strata iron tie plate pegs graft with the grafting recess with the help of the grafting boss with the iron tie plate's of lower floor one end and sets up, upper strata iron tie plate detains and the setting of T connected in star buckle with the help of locking with the iron tie plate's of lower floor the other end. Can reduce the vibration noise, guarantee the track torsional rigidity that the rail is good simultaneously, guarantee driving safety, bolt formula locking mechanism, simple structure, the installation of being convenient for.
Description
Technical field
The utility model relates to Damping fastening technical field, particularly bolt-type double-layer vibration damping fastener.
Background technology
The large conveying quantity of track traffic and fast and safely, more and more receive publicity, the particularly fast development of urban track traffic, making to pass through intown urban track traffic increases rapidly, but because existing track equipment is delayed, the track traffic speed of a motor vehicle improves constantly, to live compact district near resident again, the vehicle vibration that sends of wheel and track and produce larger noise under steam, have a strong impact on the life of people, adopt soft elastomeric material pad can reduce vibration noise between rail and sleeper for reducing noise, but the torsional stiffness of track can be affected, bring traffic safety hidden danger.
Utility model content
In order to overcome the shortcoming of prior art, the utility model devises bolt-type double-layer vibration damping fastener, can reduce vibrating noise, ensures the track torsional stiffness that rail is good simultaneously, and ensure traffic safety, bolt-type locking mechanism, structure is simple, is convenient to install.
The technical solution adopted in the utility model is, bolt-type double-layer vibration damping fastener, comprise the upper strata iron chair of the supporting rail set gradually from top to bottom, intermediate rubber backing plate and lower floor's iron chair, key is: one end of described lower floor's iron chair is provided with the grafting groove of outward opening, the other end is provided with the tight locking button of T-shaped structure by connecting rod, tight locking button and lower floor's iron chair be arranged in parallel and towards grafting groove side, the grafting boss with grafting groove match is provided with in one end of upper strata iron chair, the other end of upper strata iron chair is provided with the T-shaped groove matched with tight locking button, one end of upper strata iron chair and lower floor's iron chair is arranged by grafting boss and the grafting of grafting groove, the other end of upper strata iron chair and lower floor's iron chair is arranged by tight locking button and T-shaped groove buckle.
The upper surface of lower floor's iron chair is provided with positioning boss, and the soffit of intermediate rubber backing plate is provided with the detent matched with positioning boss.
Described positioning boss has 2,3 or 4.
T-shaped bottom portion of groove and tight locking button contact position are provided with nylon intermediate plate.
Nylon locking block is provided with between T-shaped groove inner wall and tight locking button.
Described grafting boss is L shape.
Nylon snap close is provided with between the inwall and grafting boss of grafting groove.
The beneficial effects of the utility model are: what this device adopted is that bolt-type fixes Double layer iron backing plate and intermediate rubber backing plate, side is arranged by grafting boss and the grafting of grafting groove, the transverse movement of levels iron chair can be limited, opposite side is arranged by tight locking button and T-shaped groove buckle, the lengthwise movement of levels iron chair can be limited, its transverse movement can be limited again, there is locking and fixing double action, effectively can keep the elasticity of intermediate rubber backing plate and the fastness of levels iron chair.This device is carried out and is laterally installed, simple, even if when middle rubber mat plate inefficacy needs to change, only need, with simple TO nylon locking block, to eliminate the unloading process of loaded down with trivial details effort, the more convenient replacing problem solving intermediate rubber backing plate more time saving and energy savingly, locking mechanism is positioned at top simultaneously, is convenient to make an inspection tour in time check, scents a hidden danger in time, effectively overcome snap close and check difficulty, the various drawbacks hidden some dangers for.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of Fig. 1 iron chair at the middle and upper levels.
The structural representation of Tu3Shi Tu1Zhong lower floor iron chair.
Fig. 4 is the structural representation of intermediate rubber backing plate in Fig. 1.
Fig. 5 is the structural representation of nylon locking block in Fig. 1.
In accompanying drawing, 1 is intermediate rubber backing plate, and 2 is nylon snap closes, and 3 is grafting boss, and 4 is upper strata iron chairs, and 5 is T-shaped grooves, and 6 is grafting grooves, and 7 is nylon locking blocks, and 8 is tight locking buttons, and 9 is nylon intermediate plates, and 10 is lower floor's iron chairs, and 11 is positioning boss.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
Specific embodiment, as shown in Figures 1 to 5, bolt-type double-layer vibration damping fastener, comprise the upper strata iron chair 4 of the supporting rail set gradually from top to bottom, intermediate rubber backing plate 1 and lower floor's iron chair 10, key is: one end of described lower floor's iron chair 10 is provided with the grafting groove 6 of outward opening, the other end is provided with the tight locking button 8 of T-shaped structure by connecting rod, tight locking button 8 and lower floor's iron chair 10 be arranged in parallel and towards grafting groove 6 side, the grafting boss 3 matched with grafting groove 6 is provided with in one end of upper strata iron chair 4, the other end of upper strata iron chair 4 is provided with the T-shaped groove 5 matched with tight locking button 8, upper strata iron chair 4 is arranged by grafting boss 3 and grafting groove 6 grafting with one end of lower floor's iron chair 10, longitudinal relative displacement of levels iron chair can be limited, upper strata iron chair 4 is arranged by tight locking button 8 and T-shaped groove 5 buckle with the other end of lower floor's iron chair 10, longitudinal relative displacement of levels iron chair can be limited.
In order to locate intermediate rubber backing plate 1, avoid left and right slippage, the upper surface of lower floor's iron chair 10 is provided with positioning boss 11, and the soffit of intermediate rubber backing plate 1 is provided with the detent matched with positioning boss 11.
Be preferably, described positioning boss 11 has 2,3 or 4.
Directly contact with lower floor iron chair 10 in order to avoid upper strata iron chair 4 and the noise that causes or even damage the harmful effects such as backing plate, bottom T-shaped groove 5, tight locking button 8 contact position is provided with nylon intermediate plate 9.
In order to position upper strata iron chair 4 and lower floor's iron chair 10 and lock, between T-shaped groove 5 inwall and tight locking button 8, be provided with nylon locking block 7.
Described grafting boss 3 is L shape.
Between the inwall and grafting boss 3 of grafting groove 6, be provided with nylon snap close 2, play damping effect.
The two ends of lower floor's iron chair 10 are also provided with through hole, are provided with anchor bolt in through hole, play effect fixing further.
The utility model is when specifically using, it is rubber tie plate under rail below rail, gauge apron is pressed in the both sides of rail, what upper strata iron chair 4 supported is rubber tie plate under rail and rail, it is lower floor's iron chair 10 of locking with it below upper rubber backing plate 4, intermediate rubber backing plate 1 between the two, it is fixed by the positioning boss 11 on lower floor's iron chair 10, one end of lower floor's iron chair 10 is grafting groove 6, what coordinate with it is grafting boss 3, the nylon snap close 2 playing damping effect is installed therebetween, the other end of lower floor's iron chair 10 is tight locking buttons 8, what coordinate with it is T-shaped groove 5, nylon locking block 7 and nylon intermediate plate 9 are installed therebetween, when train passes through, rubber make-ready under rail, intermediate rubber backing plate 1, nylon intermediate plate 9, a set of elastic system part can be formed, greatly can improve effectiveness in vibration suppression, this locking mechanism is easy for installation, succinctly, locking effect is good, safety.
Claims (7)
1. bolt-type double-layer vibration damping fastener, comprise the upper strata iron chair (4) of the supporting rail set gradually from top to bottom, intermediate rubber backing plate (1) and lower floor's iron chair (10), it is characterized in that: one end of described lower floor's iron chair (10) is provided with the grafting groove (6) of outward opening, the other end is provided with the tight locking button (8) of T-shaped structure by connecting rod, tight locking button (8) and lower floor's iron chair (10) be arranged in parallel and towards grafting groove (6) side, the grafting boss (3) matched with grafting groove (6) is provided with in one end of upper strata iron chair (4), the other end of upper strata iron chair (4) is provided with the T-shaped groove (5) matched with tight locking button (8), upper strata iron chair (4) is arranged by grafting boss (3) and grafting groove (6) grafting with one end of lower floor's iron chair (10), upper strata iron chair (4) is arranged by tight locking button (8) and T-shaped groove (5) buckle with the other end of lower floor's iron chair (10).
2. bolt-type double-layer vibration damping fastener according to claim 1, it is characterized in that: the upper surface of lower floor's iron chair (10) is provided with positioning boss (11), the soffit of intermediate rubber backing plate (1) is provided with the detent matched with positioning boss (11).
3. bolt-type double-layer vibration damping fastener according to claim 2, is characterized in that: described positioning boss (11) has 2,3 or 4.
4. bolt-type double-layer vibration damping fastener according to claim 1, is characterized in that: in T-shaped groove (5) bottom, tight locking button (8) contact position is provided with nylon intermediate plate (9).
5. bolt-type double-layer vibration damping fastener according to claim 1, is characterized in that: between T-shaped groove (5) inwall and tight locking button (8), be provided with nylon locking block (7).
6. bolt-type double-layer vibration damping fastener according to claim 1, is characterized in that: described grafting boss (3) is L shape.
7. bolt-type double-layer vibration damping fastener according to claim 1, is characterized in that: between the inwall and grafting boss (3) of grafting groove (6), be provided with nylon snap close (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832185.2U CN205077337U (en) | 2015-10-26 | 2015-10-26 | Double -deck damping fastener of bolt formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520832185.2U CN205077337U (en) | 2015-10-26 | 2015-10-26 | Double -deck damping fastener of bolt formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205077337U true CN205077337U (en) | 2016-03-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520832185.2U Active CN205077337U (en) | 2015-10-26 | 2015-10-26 | Double -deck damping fastener of bolt formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205077337U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227660A (en) * | 2016-11-24 | 2017-10-03 | 洛阳双瑞橡塑科技有限公司 | A kind of double-layer vibration damping fastener of low clearance |
| CN108867204A (en) * | 2018-08-10 | 2018-11-23 | 洛阳科博思新材料科技有限公司 | A kind of shoulder block formula fastener system |
| CN112431074A (en) * | 2020-12-14 | 2021-03-02 | 中铁二院工程集团有限责任公司 | Double-layer track vibration reduction fastener with shoulder |
| CN113944071A (en) * | 2020-07-16 | 2022-01-18 | 洛阳双瑞橡塑科技有限公司 | Double-layer vibration damping fastener |
| CN116927006A (en) * | 2023-09-14 | 2023-10-24 | 四川宏亿复合材料工程技术有限公司 | Backing plate for rail damping fastener |
-
2015
- 2015-10-26 CN CN201520832185.2U patent/CN205077337U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227660A (en) * | 2016-11-24 | 2017-10-03 | 洛阳双瑞橡塑科技有限公司 | A kind of double-layer vibration damping fastener of low clearance |
| CN111304971A (en) * | 2016-11-24 | 2020-06-19 | 洛阳双瑞橡塑科技有限公司 | Double-deck damping fastener of low height |
| CN108867204A (en) * | 2018-08-10 | 2018-11-23 | 洛阳科博思新材料科技有限公司 | A kind of shoulder block formula fastener system |
| CN108867204B (en) * | 2018-08-10 | 2024-04-26 | 洛阳科博思新材料科技有限公司 | Shoulder-blocking type fastener system |
| CN113944071A (en) * | 2020-07-16 | 2022-01-18 | 洛阳双瑞橡塑科技有限公司 | Double-layer vibration damping fastener |
| CN113944071B (en) * | 2020-07-16 | 2023-04-07 | 洛阳双瑞橡塑科技有限公司 | Double-layer vibration damping fastener |
| CN112431074A (en) * | 2020-12-14 | 2021-03-02 | 中铁二院工程集团有限责任公司 | Double-layer track vibration reduction fastener with shoulder |
| CN116927006A (en) * | 2023-09-14 | 2023-10-24 | 四川宏亿复合材料工程技术有限公司 | Backing plate for rail damping fastener |
| CN116927006B (en) * | 2023-09-14 | 2023-11-28 | 四川宏亿复合材料工程技术有限公司 | Backing plate for rail damping fastener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 052160, No. 118, Dongcheng District, Shijiazhuang, Hebei, Gaocheng Patentee after: HEBEI YICHEN INDUSTRIAL GROUP CO., LTD. Address before: 052160, No. 118, Dongcheng District, Shijiazhuang, Hebei, Gaocheng Patentee before: Hebei Yichen Industrial Group Co., Ltd. |