CN204875387U - A vibration isolator for floating prefabricated short slab of board assemble with section of track concreting construction - Google Patents
A vibration isolator for floating prefabricated short slab of board assemble with section of track concreting construction Download PDFInfo
- Publication number
- CN204875387U CN204875387U CN201520630545.0U CN201520630545U CN204875387U CN 204875387 U CN204875387 U CN 204875387U CN 201520630545 U CN201520630545 U CN 201520630545U CN 204875387 U CN204875387 U CN 204875387U
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- China
- Prior art keywords
- end cover
- short slab
- section
- floating plate
- prefabricated short
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Abstract
The utility model discloses a vibration isolator for floating prefabricated short slab of board assemble with section of track concreting construction, including upper end cover, metal rubber spare, bottom end cover, support frame, attachment bolt, upper end cover, support frame, bottom end cover are all through the attachment bolt through connection, metal rubber spare number is two, and one of them is located between upper end cover and the support frame, and the another one is located between support frame and the bottom end cover. The utility model discloses a set up metal rubber spare, and the number is two, can be effectively to the orbital motion produced vibration keep apart and slacken, prevent to produce bigger noise. The utility model discloses simple structure, the operation of being convenient for, installation, the convenient prefabricated short slab of board of floating is assembled and is under construction with the secondary.
Description
Technical field
The utility model belongs to track construction technical field, particularly relates to and refers to isolator that is assembled for the prefabricated short slab of floating plate and section of track pouring construction.
Background technology
In city railway train operation, due to the vibration of structure different frequency each in wheel rail system, early in pairs ambient vibration and noise pollution, floating plate track utilize the concrete road bed board with certain mass and rigidity to carry out inertia motion on elastic body, isolate and the vibration of the train operation generation that decay.Compare with other vibration-proof structures, floating plate track vibration isolating effect is thorough, and technical advantage is obvious, for the vibration noise environmental Kuznets Curves of urban track traffic provides effective technological means, has special vibration isolation location to have broad application prospects in urban track traffic.Along with the fast development of China's urban traffic, floating plate track is used by large-scale popularization, but still there are some problems in the application of floating plate track engineering.
Due in urban track traffic operation process, the effect of environment, fatigue loading, geological conditions etc., often causes the decline gradually of elastic vibration isolation element performance even to be lost efficacy.
The elastic vibration isolation element of current employing mainly contains helical steel springs and rubber two kinds, one: the floating plate rail structure of rubber damper class: the replacing of rubber damper needs dismantling concrete road bed board, again substrate is done levelling, lay and change rubber damper, again concrete road bed board is made, therefore, its replacement cost is the twice of newly-built cost, and the time changing needs is the twice of newly-built time.They are two years old, the floating plate rail structure that helical steel springs is tired: the replacing of helical steel springs needs jacking concrete to fall bed board, what have may need dismounting rail, consider the stressed of concrete road bed board and shear hinge, concrete road bed board at least will divide three to four step jackings, therefore, its Replacement procedure more complicated, changes the time needed also long.
Study based on this and devise a kind of isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate.
Utility model content
The purpose of this utility model is: be provided for the assembled isolator with section of track pouring construction of the prefabricated short slab of floating plate, its vibration and noise reducing excellent performance, cost is low.
The utility model is achieved through the following technical solutions: isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate, comprise upper end cover, metal rubber piece, bottom end cover, bracing frame, attachment bolt, described upper end cover, bracing frame, bottom end cover all run through connection by attachment bolt; Described metal rubber piece number is two, and one of them is between upper end cover and bracing frame, and another one is between bracing frame and bottom end cover.
In the utility model by arrange upper end cover, bottom end cover, bracing frame main purpose be fixing metal rubber parts, and metal rubber piece is the critical element of damping noise reduction, metal-rubber element is arranged on the below of supported part, effectively can isolates the vibration that track train operationally produces.Wherein in the utility model, concrete restriction is not done to the shape of bracing frame, upper end cover, bottom end cover.
Further, in order to better realize the utility model, limit further, the two ends of support frame as described above are equipped with positioning bolt, the both sides of the axial centre of bracing frame are provided with bolt hole, are convenient to the installation of positioning bolt, prevent metal rubber piece in vibration processes vertically, horizontal direction displacement.
Further, in order to better realize the utility model, limit further, described supported part is positioned at the upper end of upper end cover, when installing vibration isolator, supported part is arranged on the upper end of upper end cover, when supported part afford track train run the vibration brought time, by the transmission of power, effect of vibration power is transferred to metal rubber piece, metal rubber piece has elastically-deformable ability, is translated into deformation, thus isolates vibration or weaken.
Further, in order to better realize the utility model, limit further, the soffit of described bottom end cover is provided with base, and the setting of base supports whole vibration isolator.
Further, in order to better realize the utility model, limit further, described metal rubber piece is conical metal caoutchouc elasticity damping element.Metal rubber piece also can centered by establish round-meshed annular elastic damping element.Main Function realizes track to list the vibration force that operation produces to be converted into deformation, reduces the noise vibrating and produce.
Further, in order to better realize the utility model, limit further, the soffit of described upper end cover, the upper surface of bracing frame and soffit, the shape of the upper surface of bottom end cover and the link shape of metal rubber piece suitable.Here the connected mode of upper end cover, bottom end cover, bracing frame and metal rubber piece is further limited, in order to better realize upper end cover, bracing frame is connected with the stable of metal rubber piece, bottom end cover, bracing frame are connected with the stable of metal rubber piece, the soffit of upper end cover, the upper surface of bracing frame all can be provided with the structure suitable with metal rubber piece link, in like manner, the soffit of bracing frame, the upper surface of lower surface can arrange same or equivalent structure.
Further, in order to better realize the utility model, limit further, described attachment bolt, base all adopt aluminium material to make.
Further, in order to better realize the utility model, limit further, described supported part is the prefabricated short slab of floating plate.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) the utility model is by arranging metal rubber piece, and number is two, and the vibration that can effectively produce orbital motion is isolated and slackens, and prevents larger noise.
(2) the utility model structure is simple, and convenient operation, installation, the prefabricated short slab of convenient floating plate is assembled constructs with secondary.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1-attachment bolt, 2-supported part, 3-upper end cover, 4-metal rubber piece, 5-bracing frame, 6-bottom end cover, 7-positioning bolt, 8-base.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto, do not departing from the above-mentioned technological thought situation of the utility model, according to ordinary skill knowledge and customary means, make various replacement and change, all should be included in scope of the present utility model.
Embodiment 1:
As shown in Figure 1, isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate, comprise upper end cover 3, metal rubber piece 4, bottom end cover 6, bracing frame 5, attachment bolt 1, described upper end cover 3, bracing frame 5, bottom end cover 6 all run through connection by attachment bolt 1; Described metal rubber piece 4 number is two, and one of them is between upper end cover 3 and bracing frame 5, and another one is between bracing frame 5 and bottom end cover 6.
In the utility model by arrange upper end cover 3, bottom end cover 6, bracing frame 5 main purpose be fixing metal rubber parts 4, and metal rubber piece 4 is the critical element of damping noise reduction, metal-rubber element 4 is arranged on the below of supported part 2, effectively can isolates the vibration that track train operationally produces.Wherein in the utility model, concrete restriction is not done to the shape of bracing frame 5, upper end cover 3, bottom end cover 6.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, the two ends of support frame as described above 5 are equipped with positioning bolt 7, the both sides of the axial centre of bracing frame 5 are provided with bolt hole, are convenient to the installation of positioning bolt 7, prevent metal rubber piece 4 in vibration processes vertically, horizontal direction displacement.Other structures related in the utility model and principle thereof are the common practise in affiliated field, repeat no more.
Embodiment 3:
The present embodiment limits further on the basis of above-described embodiment, described supported part 2 is positioned at the upper end of upper end cover 3, supported part 2 can be the prefabricated short slab of floating plate, when installing vibration isolator, supported part 2 is arranged on the upper end of upper end cover 3, when supported part 2 afford track train run the vibration brought time, by the transmission of power, effect of vibration power is transferred to metal rubber piece 4, metal-rubber 4 has elastically-deformable ability, be translated into deformation, thus vibration isolated or weakens.Other structures related in the utility model and principle thereof are the common practise in affiliated field, repeat no more.
Embodiment 4:
The present embodiment limits further on the basis of above-described embodiment, and the soffit of described bottom end cover 6 is provided with base 8, and the setting of base 8 supports whole vibration isolator.Other structures related in the utility model and principle thereof are the common practise in affiliated field, repeat no more.
Embodiment 5:
The present embodiment limits further on the basis of above-described embodiment, described metal rubber piece 4 for conical metal caoutchouc elasticity damping element or centered by establish round-meshed annular elastic damping element, its Main Function realizes track to list the vibration force that operation produces to be converted into deformation, reduces the noise vibrating and produce.The soffit of described upper end cover 3, the upper surface of bracing frame 5 and soffit, the shape of the upper surface of bottom end cover 6 and the link shape of metal rubber piece 4 suitable, here to upper end cover 3, bottom end cover 6, bracing frame 5 further limits with the connected mode of metal rubber piece 4, in order to better realize upper end cover 3, bracing frame 5 is connected with the stable of metal rubber piece 4, bottom end cover 6, bracing frame 5 is connected with the stable of metal rubber piece 4, the soffit of upper end cover 3, the upper surface of bracing frame 5 all can be provided with the structure suitable with metal rubber piece 4 link, in like manner, the soffit of bracing frame 5, the upper surface of bottom end cover 6 can arrange same or equivalent structure.Other structures related in the utility model and principle thereof are the common practise in affiliated field, repeat no more.
Embodiment 5:
The present embodiment limits further on the basis of above-described embodiment, and described attachment bolt 1, base 8 all adopt aluminium material to make.Other structures related in the utility model and principle thereof are the common practise in affiliated field, repeat no more.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present utility model, all falls within protection domain of the present utility model.
Claims (9)
1. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate, it is characterized in that, comprise upper end cover (3), metal rubber piece (4), bottom end cover (6), bracing frame (5), attachment bolt (1), described upper end cover (3), bracing frame (5), bottom end cover (6) all run through connection by attachment bolt (1); Described metal rubber piece (4) number is two, and one of them is positioned between upper end cover (3) and bracing frame (5), and another one is positioned between bracing frame (5) and bottom end cover (6).
2. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 1, is characterized in that: the two ends of support frame as described above (5) are equipped with positioning bolt (7).
3. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 2, is characterized in that: the upper end of described upper end cover (3) is provided with supported part (2).
4. shock insulation with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 3
Device, is characterized in that: the soffit of described bottom end cover (6) is provided with base (8).
5. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 4, is characterized in that: described metal rubber piece (4) is conical metal caoutchouc elasticity damping element.
6. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 4, is characterized in that: establish round-meshed annular elastic damping element centered by described metal rubber piece (4).
7. the isolator of and the section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 5 or 6, it is characterized in that: the soffit of described upper end cover (3), the upper surface of bracing frame (5) and soffit, the shape of the upper surface of bottom end cover (6) and the link shape of metal rubber piece (4) suitable.
8. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 7, is characterized in that: described attachment bolt (1), base (8) all adopt aluminium material to make.
9. isolator with section of track pouring construction assembled for the prefabricated short slab of floating plate according to claim 8, is characterized in that: described supported part (2) is the prefabricated short slab of floating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630545.0U CN204875387U (en) | 2015-08-20 | 2015-08-20 | A vibration isolator for floating prefabricated short slab of board assemble with section of track concreting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630545.0U CN204875387U (en) | 2015-08-20 | 2015-08-20 | A vibration isolator for floating prefabricated short slab of board assemble with section of track concreting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204875387U true CN204875387U (en) | 2015-12-16 |
Family
ID=54819781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520630545.0U Expired - Fee Related CN204875387U (en) | 2015-08-20 | 2015-08-20 | A vibration isolator for floating prefabricated short slab of board assemble with section of track concreting construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204875387U (en) |
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2015
- 2015-08-20 CN CN201520630545.0U patent/CN204875387U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151216 Termination date: 20180820 |