CN114908620A - Mechanical shock absorber for rail transit - Google Patents
Mechanical shock absorber for rail transit Download PDFInfo
- Publication number
- CN114908620A CN114908620A CN202210519463.3A CN202210519463A CN114908620A CN 114908620 A CN114908620 A CN 114908620A CN 202210519463 A CN202210519463 A CN 202210519463A CN 114908620 A CN114908620 A CN 114908620A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rail
- plate
- shock absorber
- movable baffle
- 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.)
- Withdrawn
Links
- 230000035939 shock Effects 0.000 title claims abstract description 34
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 38
- 241001669679 Eleotris Species 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000032683 aging Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
- E01B19/003—Means for reducing the development or propagation of noise
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
- E01B9/04—Fastening on wooden or concrete sleepers or on masonry without clamp members
- E01B9/06—Railways spikes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/68—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair
- E01B9/681—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair characterised by the material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention belongs to the technical field of shock absorption, and discloses a shock absorber for rail transit machinery, which comprises a sleeper, wherein the middle part of the top of the sleeper is fixedly connected with a rubber cushion plate, the top of the rubber cushion plate is fixedly connected with a first iron cushion plate, the top of the first iron cushion plate is fixedly connected with a second iron cushion plate, the top of the second iron cushion plate is fixedly connected with a rail lower cushion plate, through the combined action of a movable baffle plate, a positioning rod and a positioning hole, firstly, the positioning rod is pulled to be separated from the positioning hole, the movable baffle plate can be moved, the positioning rod is loosened when the movable baffle plate is moved to the position capable of shielding a protective cushion plate, then a spring drives a vertical plate to move under the action of elasticity, the vertical plate moves to drive the positioning rod to be embedded into the positioning hole again, so that the movable baffle plate is fixed, the movable baffle plate can shield wind and rainwater at the front part and the back part of various cushion plates to protect the cushion plates, the service life of the base plate is prolonged, and resources are saved.
Description
Technical Field
The invention belongs to the technical field of shock absorption, and particularly relates to a mechanical shock absorber for rail transit.
Background
In recent years, with the rapid construction of urban integration in China, an intercity rail transport system develops rapidly. In order to further reduce noise pollution of subways and improve comfort of passengers, the requirement for shock absorption of track lines is increasingly increased: the damper is mainly divided into two types of hydraulic and inflation from the angle of a damping material, and also comprises a variable damping damper. The shock absorber is mainly used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. When the road surface is uneven, although the shock-absorbing spring can filter the vibration of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping. The shock absorber is too soft, the vehicle body jumps up and down, and the shock absorber is too hard, so that too much resistance is brought, and the normal work of the spring is hindered.
The conventional shock absorber for the rail transit machine is mainly used for achieving the shock absorption purpose through various base plates, although the upper portions of the base plates are shielded by rails, the front portions and the back portions of the base plates are exposed outside and are blown by wind and rain all the year round, the decay and the aging of the base plates can be accelerated, and the shock absorption effect is greatly reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rail transit mechanical shock absorber, which solves the problem that the front and the back of a base plate of the conventional rail transit mechanical shock absorber are exposed outside and are blown by wind and rain all year round, so that the decay and the aging of the base plate are accelerated.
In order to achieve the purpose, the invention provides the following technical scheme: a shock absorber of rail transit machinery comprises a sleeper, wherein a rubber base plate is fixedly connected to the middle of the top of the sleeper, a first iron base plate is fixedly connected to the top of the rubber base plate, a second iron base plate is fixedly connected to the top of the first iron base plate, a rail lower base plate is fixedly connected to the top of the second iron base plate, a rail is arranged at the top of the rail lower base plate, an elastic strip is arranged above the bottom of the rail and fixedly connected with the rail through a rail spike, the rail is fixedly connected with the sleeper through the rail spike, a movable baffle is arranged at the front of the sleeper, a sliding strip is fixedly connected to the back of the movable baffle, a sliding groove is formed in the surface of the sleeper, an inner cavity of the sliding groove is connected with the surface of the sliding strip, a movable groove is formed in the movable baffle, a positioning rod is arranged in the inner cavity of the movable groove, one end of the positioning rod sequentially penetrates through the movable groove and the movable baffle and extends to the surface of the movable baffle, the other end of locating lever runs through shifting chute, movable baffle and draw runner in proper order and extends to the back of draw runner, the locating hole has been seted up to the inner chamber of spout, the inner chamber of locating hole and the one end contact that the locating lever extended to the draw runner back, the locating lever is located the top fixedly connected with riser of shifting chute inner chamber, fixedly connected with spring between the surface of riser and the front portion of shifting chute inner chamber.
As a preferable technical scheme of the shock absorber of the rail transit machinery, the length of the sliding strip is smaller than that of the movable baffle.
As the preferable technical scheme of the mechanical shock absorber for the rail transit, two groups of sliding grooves are arranged. And the two groups of sliding grooves are symmetrically distributed on the surface of the sleeper.
As the preferable technical scheme of the rail transit mechanical shock absorber, a plurality of groups of positioning holes are arranged, and the plurality of groups of positioning holes are distributed in the inner cavity of the sliding chute at equal intervals.
As the preferable technical scheme of the shock absorber of the rail transit machinery, one end, extending to the surface of the movable baffle, of the positioning rod is fixedly connected with a connecting block.
As the preferable technical scheme of the rail transit mechanical shock absorber, the inner side of the connecting block is fixedly connected with the cross rod.
As the preferable technical scheme of the shock absorber of the rail transit machinery, the under-rail base plate is made of steel.
Compared with the prior art, the invention has the following beneficial effects:
1. the top of the second iron base plate is fixedly connected with a lower rail base plate, the top of the lower rail base plate is provided with a rail, an elastic strip is arranged above the bottom of the rail, the elastic strip is fixedly connected with the rail through a spike, the rail is fixedly connected with the sleeper through the spike, the front part of the sleeper is provided with a movable baffle, the back of the movable baffle is fixedly connected with a slide strip, the surface of the sleeper is provided with a sliding groove, the inner cavity of the sliding groove is connected with the surface of the slide strip in a sliding way, the inner part of the movable baffle is provided with a movable groove, the inner cavity of the movable groove is provided with a positioning rod, one end of the positioning rod sequentially penetrates through the movable groove and the movable baffle and extends to the surface of the movable baffle to act together, the movable baffle can be moved when the movable baffle is moved to the position capable of shielding the protection base plate, the positioning rod is loosened when the movable baffle is moved to the position capable of shielding the protection base plate, the spring drives a vertical plate to move under the action of elasticity, the riser removes to drive the locating lever and imbeds in the locating hole again, makes movable baffle fixed, and movable baffle can shelter from the wind and the rainwater at various backing plates front portion and back, and the protection backing plate improves the life of backing plate, resources are saved.
2. The other end through the locating lever runs through the shifting chute in proper order, moving baffle and draw runner extend to the back of draw runner, the locating hole has been seted up to the inner chamber of spout, the inner chamber of locating hole extends to the one end contact at draw runner back with the locating lever, the locating lever is located the top fixedly connected with riser of shifting chute inner chamber, fixedly connected with spring combined action between the surface of riser and the front portion of shifting chute inner chamber, at first, the pulling horizontal pole can drive the connecting block and remove, the connecting block removes and can directly pull out the locating lever, convenient operation, directly regard the horizontal pole as the handle, conveniently operate the locating lever, it is more convenient to make moving baffle's removal.
Drawings
FIG. 1 is a plan view of the structure of the present invention;
FIG. 2 is a plan view of the moving shutter of the present invention in an upward position;
FIG. 3 is a side cross-sectional view of the moving baffle structure of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A in accordance with the present invention;
in the figure: 1. a sleeper; 2. a rubber pad; 3. a first iron backing plate; 4. a second iron backing plate; 5. a rail lower backing plate; 6. a rail; 7. a spring bar; 8. a spike; 9. moving the baffle; 10. a slide bar; 11. a chute; 12. positioning a rod; 13. positioning holes; 14. a moving groove; 15. a vertical plate; 16. a spring; 17. connecting blocks; 18. a cross bar.
Detailed Description
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 to 4, a shock absorber for rail transportation machinery comprises a sleeper 1, a rubber pad 2 is fixedly connected to the middle of the top of the sleeper 1, a first iron pad 3 is fixedly connected to the top of the rubber pad 2, a second iron pad 4 is fixedly connected to the top of the first iron pad 3, a rail lower pad 5 is fixedly connected to the top of the second iron pad 4, a rail 6 is arranged on the top of the rail lower pad 5, an elastic strip 7 is arranged above the bottom of the rail 6, the elastic strip 7 is fixedly connected to the rail 6 through a rail nail 8, the rail 6 is fixedly connected to the sleeper 1 through the rail nail 8, a movable baffle 9 is arranged at the front of the sleeper 1, a slide strip 10 is fixedly connected to the back of the movable baffle 9, a sliding groove 11 is formed in the surface of the sleeper 1, the inner cavity of the sliding groove 11 is slidably connected to the surface of the slide strip 10, a movable groove 14 is formed in the movable baffle 9, a positioning rod 12 is arranged in the inner cavity of the movable groove 14, one end of the positioning rod 12 sequentially penetrates through the moving groove 14 and the moving baffle 9 and extends to the surface of the moving baffle 9, the other end of the positioning rod 12 sequentially penetrates through the moving groove 14, the moving baffle 9 and the slide bar 10 extend to the back of the slide bar 10, a positioning hole 13 is formed in the inner cavity of the sliding groove 11, the inner cavity of the positioning hole 13 is in contact with one end of the positioning rod 12 extending to the back of the slide bar 10, the positioning rod 12 is located at the top of the inner cavity of the moving groove 14 and is fixedly connected with a vertical plate 15, a spring 16 is fixedly connected between the surface of the vertical plate 15 and the front portion of the inner cavity of the moving groove 14, the length of the slide bar 10 is smaller than that of the moving baffle 9, and the sliding groove 11 is provided with two sets. The two groups of sliding grooves 11 are symmetrically distributed on the surface of the sleeper 1, a plurality of groups of positioning holes 13 are arranged on the surface of the sleeper 1, the plurality of groups of positioning holes 13 are distributed in the inner cavity of the sliding grooves 11 at equal intervals, and the under-rail base plate 5 is made of steel.
In this embodiment, the positioning rod 12 is pulled to be separated from the positioning hole 13, the movable baffle plate 9 can be moved, the positioning rod 12 is loosened when the movable baffle plate 9 is moved to a position where the movable baffle plate can shield the protection cushion plate, the spring 16 drives the vertical plate 15 to move under the action of elasticity, the vertical plate 15 moves to drive the positioning rod 12 to be embedded into the positioning hole 13 again, the movable baffle plate 9 is fixed, the movable baffle plate 9 can shield wind and rainwater at the front and back of various cushion plates to protect the cushion plates, the service lives of the cushion plates are prolonged, and resources are saved
As shown in fig. 1 to 2, a connecting block 17 is fixedly connected to one end of the positioning rod 12 extending to the surface of the movable baffle 9, and a cross bar 18 is fixedly connected to the inner side of the connecting block 17.
In this embodiment, at first pulling horizontal pole 18 can drive connecting block 17 and remove, and connecting block 17 removes and can directly pull out locating lever 12, and convenient operation directly operates locating lever 12 as the handle with horizontal pole 18, and the convenience makes the removal of movable baffle 9 more convenient.
The working principle and the using process of the invention; when needing to protect track transportation machinery bumper shock absorber's backing plate, at first pulling horizontal pole 18 can drive connecting block 17 and remove, connecting block 17 removes and can directly pull out locating lever 12, make it break away from locating hole 13 and can remove movable baffle 9 at this moment, will remove baffle 9 and loosen locating lever 12 when removing the position that can shelter from the protection backing plate, at this moment spring 16 drives riser 15 and removes under the elastic force effect, riser 15 removes and drives locating lever 12 and imbed the locating hole 13 again, it is fixed to make movable baffle 9.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A rail transit mechanical shock absorber, includes sleeper (1), its characterized in that: the middle part of the top of the sleeper (1) is fixedly connected with a rubber base plate (2), the top of the rubber base plate (2) is fixedly connected with a first iron base plate (3), the top of the first iron base plate (3) is fixedly connected with a second iron base plate (4), the top of the second iron base plate (4) is fixedly connected with a rail lower base plate (5), the top of the rail lower base plate (5) is provided with a rail (6), an elastic strip (7) is arranged above the bottom of the rail (6), the elastic strip (7) is fixedly connected with the rail (6) through a rail spike (8), the rail (6) is fixedly connected with the sleeper (1) through the rail spike (8), a movable baffle (9) is arranged at the front part of the sleeper (1), a sliding strip (10) is fixedly connected with the back of the movable baffle (9), a sliding groove (11) is formed in the surface of the sleeper (1), the inner cavity of the sliding groove (11) is connected with the surface of the sliding strip (10) in a sliding way, a moving groove (14) is arranged inside the moving baffle plate (9), a positioning rod (12) is arranged in the inner cavity of the moving groove (14), one end of the positioning rod (12) penetrates through the moving groove (14) and the moving baffle plate (9) in sequence and extends to the surface of the moving baffle plate (9), the other end of the positioning rod (12) penetrates through the moving groove (14), the moving baffle (9) and the slide bar (10) in sequence and extends to the back of the slide bar (10), a positioning hole (13) is arranged in the inner cavity of the sliding chute (11), the inner cavity of the positioning hole (13) is contacted with one end of the positioning rod (12) extending to the back of the sliding strip (10), the top of the positioning rod (12) positioned in the inner cavity of the movable groove (14) is fixedly connected with a vertical plate (15), and a spring (16) is fixedly connected between the surface of the vertical plate (15) and the front part of the inner cavity of the moving groove (14).
2. The rail transit mechanical shock absorber of claim 1, wherein: the length of the slide bar (10) is less than that of the movable baffle (9).
3. The rail transit mechanical shock absorber of claim 1, wherein: the sliding grooves (11) are provided with two groups. The two groups of sliding grooves (11) are symmetrically distributed on the surface of the sleeper (1).
4. The rail transit mechanical shock absorber of claim 1, wherein: the positioning holes (13) are provided with a plurality of groups, and the positioning holes (13) of the groups are distributed in the inner cavity of the sliding chute (11) at equal intervals.
5. The rail transit mechanical shock absorber of claim 1, wherein: and one end of the positioning rod (12) extending to the surface of the movable baffle (9) is fixedly connected with a connecting block (17).
6. The rail transit mechanical shock absorber of claim 5, wherein: the inner side of the connecting block (17) is fixedly connected with a cross rod (18).
7. The rail transit mechanical shock absorber of claim 5, wherein: the rail lower backing plate (5) is made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210519463.3A CN114908620A (en) | 2022-05-12 | 2022-05-12 | Mechanical shock absorber for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210519463.3A CN114908620A (en) | 2022-05-12 | 2022-05-12 | Mechanical shock absorber for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114908620A true CN114908620A (en) | 2022-08-16 |
Family
ID=82766665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210519463.3A Withdrawn CN114908620A (en) | 2022-05-12 | 2022-05-12 | Mechanical shock absorber for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114908620A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233501A (en) * | 2022-09-15 | 2022-10-25 | 成都工业职业技术学院 | Prefabricated railway track base and railway track construction method |
-
2022
- 2022-05-12 CN CN202210519463.3A patent/CN114908620A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233501A (en) * | 2022-09-15 | 2022-10-25 | 成都工业职业技术学院 | Prefabricated railway track base and railway track construction method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220816 |