CN108868813B - A kind of railway tunnel buffer structure - Google Patents
A kind of railway tunnel buffer structure Download PDFInfo
- Publication number
- CN108868813B CN108868813B CN201810678666.0A CN201810678666A CN108868813B CN 108868813 B CN108868813 B CN 108868813B CN 201810678666 A CN201810678666 A CN 201810678666A CN 108868813 B CN108868813 B CN 108868813B
- Authority
- CN
- China
- Prior art keywords
- annular plate
- plate
- railway tunnel
- buffer structure
- lower annular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
Abstract
The invention discloses a kind of railway tunnel buffer structures comprising pedestal is equipped with several buffer boards by track slot on pedestal, buffer board includes backing plate, backing plate activity is set in track slot, and the front end of backing plate is connected with lower annular plate, and the upper surface of lower annular plate is connected with upper, annular plate；It is arranged in parallel with several anti-skidding bayonets on pedestal, is movably installed with anti-skidding snap-gauge on anti-skidding bayonet.The present invention can adapt to different operating conditions, be adjusted as needed to buffer structure, with the buffering effect being optimal, and then realize optimal noise reduction effect.
Description
Technical field
The present invention relates to railway tunnel technical fields, and in particular to a kind of railway tunnel buffer structure.
Background technique
Traditional buffer structure is formed using concreting, once forming, can only just be directed to a kind of operating condition,
It can be only achieved optimal noise reduction effect；And if later period operating condition changes, existing concrete buffer structure can not adapt to new
Operating condition, optimal noise reduction effect is not achieved, comfort of passenger and hole environment are impacted.
Meanwhile when violent earthquake occurs, traditional concrete structure buffer structure is most likely subject to destroy, can be to whole
The safety of route impacts, because tunnel structure is when an earthquake occurs, general Portal Section destroys most serious.
Summary of the invention
The present invention is directed to the above-mentioned deficiency of the prior art, provides a kind of railway tunnel buffering that can adapt to different operating conditions
Structure.
In order to solve the above technical problems, present invention employs following technical proposals:
Providing a kind of railway tunnel buffer structure comprising pedestal is equipped with several buffer boards by track slot on pedestal,
Buffer board includes backing plate, and backing plate activity is set in track slot, and the front end of backing plate is connected with lower annular plate, lower annular plate it is upper
Surface activity is connected with upper, annular plate；It is arranged in parallel with several anti-skidding bayonets on pedestal, is movably installed on anti-skidding bayonet anti-
Slide card plate.
In above-mentioned technical proposal, it is preferred that upper surface, lower surface and the two sides of track slot have been arranged symmetrically several supports
Rolling bearing, backing plate is by supporting rolling bearing to be flexibly connected with track slot.
In above-mentioned technical proposal, it is preferred that the top of backing plate is equipped with support plate, the front end of support plate and lower annular plate
Connection.
In above-mentioned technical proposal, it is preferred that be provided with several transmission gears in lower annular plate, be arranged on upper, annular plate
There is the gear guide with transmission gear cooperation.
In above-mentioned technical proposal, it is preferred that be provided at the position corresponding with gear guide of the front end of lower annular plate anti-
Sliding lock.
In above-mentioned technical proposal, it is preferred that the top layout of lower annular plate has several lower part rolling bearings, upper, annular
The upper rall with the cooperation of lower part rolling bearing is provided on plate.
In above-mentioned technical proposal, it is preferred that the two sides of the front end of lower annular plate, which are provided with, prevents turning over bar, upper, annular
The lower part side of plate and anti-bar corresponding position of turning over are provided with and the anti-upper rall for turning over bar cooperation.
In above-mentioned technical proposal, it is preferred that be arranged at the leading flank of lower annular plate and the rear end relative position of support plate
There is pull ring.
In above-mentioned technical proposal, it is preferred that pedestal includes symmetrically arranged two, and the buffer board on each pedestal is set side by side
There are four setting；The corresponding backing plate of each buffer board and track slot it is equal there are two.
In above-mentioned technical proposal, it is preferred that track slot and backing plate are Steel material, and pedestal is concrete material.
The main beneficial effect of above-mentioned railway tunnel buffer structure provided by the invention is:
Annular up and down is set as by the structure for being set as to slide along track slot by the buffer board on pedestal, and by buffer board
The relatively-movable structure of plate allows this structure according to the needs of the speed of train operation and other operating conditions, ties to buffering
Structure is adjusted, and with the buffering effect being optimal, and then realizes optimal noise reduction effect.
Upper lower annular plate is connected with transmission gear by lower part rolling bearing, accepts top loop using lower part rolling bearing
The gravity of shape plate, and then reduce the frictional force generated when upper lower annular plate is opposite to be slided；Upper lower annular plate phase is provided by gear
The using effect of buffer board is guaranteed, and can effectively improve it and use the longevity by separately designing two kinds of structures to mobile power
Life.
By designing antiskid lock, upper, annular plate slide downward under the effect of gravity uncontrolledly can be prevented, guarantees knot
The stability of structure；Prevent turning over lever by designing, avoid in upper, annular plate after reaching front position, downwardly turn over, thus de-
From lower panel.
By the way that track slot and backing plate are disposed as Steel material, the characteristics of being better than concrete structure using its anti-seismic performance, fill
Divide the characteristics of adapting to Portal Section eaerthquake damage most serious, is better than traditional concrete structure on structural seismic resistance safety.
Detailed description of the invention
Fig. 1 is the general assembly drawing of railway tunnel buffer structure.
Fig. 2 is the front view of railway tunnel buffer structure.
Fig. 3 is the rearview of lower annular plate.
Fig. 4 is the front view of upper, annular plate.
Fig. 5 is the side view of railway tunnel buffer structure.
Fig. 6 is the side sectional view of railway tunnel buffer structure.
Fig. 7 is the structural schematic diagram of anti-skidding lock section.
Wherein, 1, pedestal, 11, track slot, 111, support rolling bearing, 12, anti-skidding bayonet, 13, anti-skidding snap-gauge, 2, buffering
Plate, 21, backing plate, 22, support plate, 221, pull ring, 23, lower annular plate, 231, lower part rolling bearing, 232, transmission gear,
233, antiskid lock, 234, anti-turn over bar, 24, upper, annular plate, 241, upper rall, 242, gear guide.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As shown in Figure 1, it is the structural schematic diagram of railway tunnel buffer structure.
It includes pedestal 1 that the present invention, which provides railway tunnel buffer structure, passes through track slot 11 on pedestal 1 and is equipped with several buffer boards
2, buffer board 2 includes backing plate 21, and pedestal 1 includes symmetrically arranged two, and the buffer board 2 on each pedestal 1 is set side by side with four
It is a；The corresponding backing plate 21 of each buffer board 2 and track slot 11 there are two.
As shown in Figure 5 and Figure 6,21 activity of backing plate is set in track slot 11, upper surface, lower surface and the two sides of track slot 11
Several support rolling bearings 111 are arranged symmetrically, backing plate 21 is by supporting rolling bearing 111 to be flexibly connected with track slot 11.
As shown in Figures 2 and 3, the front end of backing plate 21 is connected with lower annular plate 23, and the top of backing plate 21 is equipped with support
The front end of plate 22, support plate 22 is connect with lower annular plate 23；The upper surface of lower annular plate 23 is connected with upper, annular
Plate 24；It is arranged in parallel with several anti-skidding bayonets 12 on pedestal 1, anti-skidding snap-gauge 13 is movably installed on anti-skidding bayonet 12.
It is provided with several transmission gears 232 in lower annular plate 23, is provided on upper, annular plate 24 and transmission gear 232
The gear guide 242 of cooperation；The front end of lower annular plate 23 is provided with antiskid lock 233 at position corresponding with gear guide 242.
As shown in fig. 7, antiskid lock 233 includes the connecting rod for being installed on the front end of lower annular plate 23, connecting rod is hinged with one turn
The lower end of axis, shaft is connect by spring with the front end of lower annular plate 23, passes through tightrope and lower annular plate 23 on the upside of shaft
Front end connection, the upper end of shaft is in contact with the tooth socket of gear guide 242, when upper, annular plate 23 under the effect of gravity it is non-by
When control ground slide downward, the tooth socket of gear guide 242 drives the end of shaft to rotate clockwise, and the other end band of shaft is moved
Spring stretches, and when spring elongation is to the limit, shaft is no longer rotated, thus the relative movement of limiting gear guide rail 242 and shaft, into
And limit the movement of upper, annular plate 23.
The top layout of lower annular plate 23 has several lower part rolling bearings 231, as shown in figure 4, on upper, annular plate 24
It is provided with the upper rall 241 cooperated with lower part rolling bearing 231；It will be upper by lower part rolling bearing 231 and transmission gear 232
The gravity of upper, annular plate 24 is accepted in lower annular plate connection using lower part rolling bearing 231, and then it is opposite to reduce upper lower annular plate
The frictional force generated when sliding；The power of upper lower annular plate relative movement is provided by transmission gear 232, by separately designing two
Kind structure, guarantees the using effect of buffer board 2, and can effectively improve its service life.
The two sides of the front end of lower annular plate 23, which are provided with, prevents turning over bar 234, and the anti-bar 234 that turns over is not surveyed including upper and lower two
It is a；The lower part side of upper, annular plate 24 and anti-234 corresponding position of bar of turning over are provided with and the anti-top for turning over the cooperation of bar 234
Guide rail 241, the upper and lower ends closing of upper rall 241, to be engaged by clamping with the anti-bar 234 that turns over；When upper, annular plate 24 exists
After reaching the front position relative to lower annular plate 23, it is easy to appear and downwardly turns under the effect of gravity, to be detached from lower part
The case where annular slab 23；By preventing that turning over bar 234 is connected in the upper rall 241 of 24 two sides of upper, annular plate, turned over by anti-
The effect of bar 234, upper, annular plate 24 can not continue to slide up, to can only move in limited range, and then avoid
There is the case where being detached from lower annular plate 23.
Pull ring 221 is provided at the leading flank of lower annular plate 23 and the rear end relative position of support plate 22.Pass through pull ring
221, position of the backing plate 21 easy to remove in track slot 11.
Railway tunnel buffer structure of the invention includes that a specific embodiment of the invention is described above, in order to
Those skilled in the art understand the present invention, it should be apparent that the present invention is not limited to the range of specific embodiment, to this
For the those of ordinary skill of technical field, as long as the essence of the invention that various change is limited and determined in the attached claims
In mind and range, these variations are it will be apparent that all utilize the innovation and creation of present inventive concept in the column of protection.
Claims (10)
1. a kind of railway tunnel buffer structure, which is characterized in that including pedestal (1), be equipped on pedestal (1) by track slot (11)
Several buffer boards (2), the buffer board (2) include backing plate (21), and backing plate (21) activity is set in track slot (11), backing plate (21)
Front end be connected with lower annular plate (23), the upper surface of lower annular plate (23) is connected with upper, annular plate (24)；Institute
It states and is arranged in parallel with several anti-skidding bayonets (12) on pedestal (1), be movably installed with anti-skidding snap-gauge (13) on anti-skidding bayonet (12).
2. railway tunnel buffer structure according to claim 1, which is characterized in that the upper surface of the track slot (11), under
Surface and two sides have been arranged symmetrically several support rolling bearings (111), and the backing plate (21) passes through support rolling bearing
(111) it is flexibly connected with track slot (11).
3. railway tunnel buffer structure according to claim 1, which is characterized in that the top of the backing plate (21) is equipped with
The front end of support plate (22), support plate (22) is connect with lower annular plate (23).
4. railway tunnel buffer structure according to claim 1, which is characterized in that setting in the lower annular plate (23)
Have several transmission gears (232), the gear guide with transmission gear (232) cooperation is provided on the upper, annular plate (24)
(242)。
5. railway tunnel buffer structure according to claim 4, which is characterized in that the front end of the lower annular plate (23)
Antiskid lock (233) are provided at position corresponding with gear guide (242).
6. railway tunnel buffer structure according to claim 1, which is characterized in that the top of the lower annular plate (23)
Several lower part rolling bearings (231) are disposed with, is provided on the upper, annular plate (24) and cooperates with lower part rolling bearing (231)
Upper rall (241).
7. railway tunnel buffer structure according to claim 6, which is characterized in that the front end of the lower annular plate (23)
Two sides be provided with it is anti-turn over bar (234), the lower part side of the upper, annular plate (24) position corresponding with preventing turning over bar (234)
The place of setting is provided with and the anti-upper rall (241) for turning over bar (234) cooperation.
8. railway tunnel buffer structure according to claim 3, which is characterized in that the front side of the lower annular plate (23)
Pull ring (221) are provided at face and the rear end relative position of support plate (22).
9. railway tunnel buffer structure according to claim 1, which is characterized in that including symmetrically arranged two bases
Seat (1), there are four the buffer board (2) on each pedestal (1) is set side by side；The corresponding backing plate (21) of each buffer board (2) and rail
There are two slot (11) is equal.
10. railway tunnel buffer structure according to claim 1, which is characterized in that the track slot (11) and backing plate (21)
It is Steel material, the pedestal (1) is concrete material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810678666.0A CN108868813B (en) | 2018-06-27 | 2018-06-27 | A kind of railway tunnel buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810678666.0A CN108868813B (en) | 2018-06-27 | 2018-06-27 | A kind of railway tunnel buffer structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108868813A CN108868813A (en) | 2018-11-23 |
| CN108868813B true CN108868813B (en) | 2019-07-30 |
Family
ID=64295160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810678666.0A Expired - Fee Related CN108868813B (en) | 2018-06-27 | 2018-06-27 | A kind of railway tunnel buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108868813B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201106157Y (en) * | 2007-10-29 | 2008-08-27 | 中铁二院工程集团有限责任公司 | High-speed railway tunnel opening micropressure wave buffering establishment |
| CN103670436B (en) * | 2013-11-29 | 2015-08-19 | 西南交通大学 | Railway Tunnel hole lateral straps formula sonic boom controls structure |
| CN103852372B (en) * | 2014-03-19 | 2015-12-23 | 中国人民解放军总参谋部工程兵科研三所 | The wave absorption structure of large-scale blast wave analogue means |
| CN104746446B (en) * | 2015-01-26 | 2016-11-09 | 大连理工大学 | A kind of buffer structure of the anti-dropstone of Bridge-wire fusing time |
| KR101693720B1 (en) * | 2015-08-05 | 2017-01-06 | 한국철도기술연구원 | Structure for reducing tunel micro pressure wave including air pipe parrarel to advancing direction of train capable of regularing discharge amount of compressed air |
-
2018
- 2018-06-27 CN CN201810678666.0A patent/CN108868813B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108868813A (en) | 2018-11-23 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20210627 |