CN202139533U - Ball-shaped height-adjusting support - Google Patents
Ball-shaped height-adjusting support Download PDFInfo
- Publication number
- CN202139533U CN202139533U CN201120231701U CN201120231701U CN202139533U CN 202139533 U CN202139533 U CN 202139533U CN 201120231701 U CN201120231701 U CN 201120231701U CN 201120231701 U CN201120231701 U CN 201120231701U CN 202139533 U CN202139533 U CN 202139533U
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- China
- Prior art keywords
- concave
- liner plate
- plate
- piston type
- height
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Abstract
The utility model discloses a ball-shaped height-adjusting support, which comprises an upper support plate, a spherical cap lining plate, a piston type lower support plate and a biconcave lining plate. A concave spherical surface is arranged at the upper portion of the biconcave lining plate, and a cylinder type structure is arranged at the lower portion of the biconcave lining plate. The piston type lower support plate is installed in the cylinder type structure at the lower portion of the biconcave lining plate, a high-pressure sealing ring is arranged between the piston type lower support plate and the biconcave lining plate, and the piston type lower support plate is provided with a height-adjusting injection hole. The spherical cap lining plate is installed on the concave spherical surface at the upper portion of the biconcave lining plate, and the upper support plate is arranged above the spherical cap lining plate. The ball-shaped height-adjusting support can achieve height adjusting of the support safely, conveniently and fast, and can adjust height of injection liquid-state filling agent, and is excellent in sealing performance. Adjusted height is adjustable within a specified value in stepless mode, and the height is stabilized immediately after the liquid-state filling agent is solidified.
Description
Technical field
The utility model relates to a kind of modular construction of bridge, relates in particular to a kind of bridge spherical bearing, belongs to the bridge pad technical field.
Background technology
In bridge construction, stressedly wait horizontal movement, the corner of generations and subtract the vibration isolation demand for acclimatization influence (like variations in temperature, pressure liftable etc.) and bridge are inhomogeneous, needs installation bridge pad carry the horizontal force that transmits with the transfer beams body.Conventional bridge spherical bearing generally comprises upper base plate, following seat board, middle liner plate and PTFE anti-wear plate etc.Owing in the bearing installation process, construction error occurring or the geology reason causes situation such as pier differential settlement; Pairing a plurality of bearing level heights differences on the same beam body appear easily; Press partially and dangerous phenomenon such as come to nothing thereby bearing occurs, this has had a strong impact on the safe handling of bearing and bridge.Through at the bearing top or the bottom backing plate that adds pading plate to heighten mode be the most frequently used scheme both at home and abroad at present; Yet, though that backing plate is heightened mode is feasible, during each machined steel backing plate; Need cooperate processing with existing bearing relative dimensions, not adorn otherwise can cause heightening steel plate; Heightening of to processing again after needing when implementing backing plate in addition at every turn and heightening to use jack that back is risen earlier is between billet inserts at the bottom of bearing and the beam; Also need tighten the bearing anchor bolt then; Need on pier, many people cooperate when heightening operation, so backing plate is heightened a lot of difficulties that mode can bring progress and construction safety to ensure when concrete the organizing and implementing.In this case, a kind of simple, convenient and heighten method reliably or height-adjustable supports just seems extremely important.
The utility model content
The purpose of the utility model just provides the spherical bearing of heightening that the height of support adjusting is realized on a kind of ability safe and convenient ground; Having the liquid filler of injection heightens; Sealing performance is superior, and it is stepless adjustable in setting to heighten height, treat liquid filler solidify after stable highly immediately function.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted: a kind of spherical bearing of heightening comprises seat board, concave-concave liner plate under upper bracket plate, spherical crown liner plate, the piston type, wherein; Concave-concave liner plate top is divided into concave spherical surface; The bottom is divided into cylindrical drum formula structure, and seat board is installed in the cylinder core structure of concave-concave liner plate lower part under the piston type, is provided with high-pressure seal ring between seat board and the concave-concave liner plate under the described piston type; Seat board has and heightens injection orifice under the piston type; Concave-concave liner plate top concave spherical surface is equipped with the spherical crown liner plate, and spherical crown liner plate top is provided with the upper bracket plate, and seat board and concave-concave liner plate lower part cylinder core structure are minimum matched in clearance under the piston type; Through in piston region sealing ring being installed, the common packing space of heightening that constitutes sealing.
Further improvement as the utility model; The lower cylindrical tube of concave-concave liner plate is to heighten the most external structure of filling confined space; The seat board integral diameter is compared with the non-adjustable high spherical bearing of same types under concave-concave liner plate and the piston type; Do not increase, can under the prerequisite that does not change the anchorage spacing, exchange, improved convenience with common spherical bearing.
As the further improvement of the utility model, heighten injection orifice and be opened on the concave-concave liner plate; With the injection orifice of heightening that seat board is offered under the injection orifice replacement of heightening that is opened on the concave-concave liner plate, avoided time seat board to open this form of structure of injection port when support grouting is installed, the situation that injection port is blocked by cement paste has easily improved applicability.
As the further improvement of the utility model, the contact surface of the contact surface of seat board and concave-concave liner plate and piston portion top and concave-concave liner plate is plane, sphere, the conical surface or other any solid geometry faces under the piston type.
After the utility model is heightened spherical bearing and is installed; Can in heightening injection orifice, inject high-pressure liquid with special tool and heighten filler; The first half of the hydraulic coupling jacking bearing through filler; When bearing top by jacking behind desired height, stop to inject and heighten filler, heighten filler and solidify and can make bearing, be stabilized in required level height.Compare with common spherical bearing, heighten spherical bearing and have the safe and convenient of heightening, stepless advantage such as adjustable repeatedly, can well satisfy actual requirement of engineering.
Can know in sum, the utility model can safe and convenient ground realize that height of support regulates, have the liquid filler of injection and heighten, sealing performance is superior, it is stepless adjustable in setting to heighten height, treats stable highly immediately function after the liquid filler curing.And base plate structure heightens the spherical bearing compared with techniques under the utility model and the end benzvalene form; Seat board has increased the benzvalene form structure because of comparing common spherical bearing under the latter; Be difficult to satisfy the relevant national standard requirement on seat board length and width size and the anchorage bolt hole spacing dimension down; Inconvenient and common spherical bearing is realized installing and is exchanged, and the utility model does not then have this difficulty.Heighten injection orifice and open on the concave-concave liner plate, improved applicability.
Description of drawings
Fig. 1 is the sketch map that the utility model is heightened spherical bearing.
The specific embodiment
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To combine the utility model content that the accompanying drawing of the required use of embodiment is done to introduce simply below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Shown in accompanying drawing, a kind of spherical bearing of heightening comprises seat board 1, concave-concave liner plate 2 under upper bracket plate 3, spherical crown liner plate 5, the piston type; Wherein, Concave-concave liner plate 2 tops are divided into concave spherical surface, and the bottom is divided into cylindrical drum formula structure, and seat board 1 is installed in the cylinder core structure of concave-concave liner plate 2 lower parts under the piston type; Be provided with high-pressure seal ring 8 between seat board 1 and the concave-concave liner plate 2 under the piston type; Seat board 1 has and heightens injection orifice 9 under the piston type, and sphere wearing plate 6 and dust ring 7 are installed between concave-concave liner plate 2 tops and the spherical crown liner plate 5, and dull and stereotyped wearing plate 4 and dust ring are installed between spherical crown liner plate 5 and the upper bracket plate 3.
When bearing in use need be heightened; In heightening injection orifice 9, inject the liquid measurement that filler carries out the vertical bearing capacity of bearing of heightening with special tool; Continuation is injected liquid state and is heightened filler in heightening injection orifice 9; Filled by the high pressure filler between the seat board 1 under concave-concave liner plate 2 and the piston type, thus the first half of jacking spherical bearing, after bearing top reaches the desired level height; Stop to inject filler, treat that liquid state heightens filler and solidify and can make bearing top be stabilized in required level height.
Claims (4)
1. heighten spherical bearing for one kind; It is characterized in that: comprise seat board, concave-concave liner plate under upper bracket plate, spherical crown liner plate, the piston type; Said concave-concave liner plate top is divided into concave spherical surface, and the bottom is divided into cylindrical drum formula structure, and seat board is installed in the cylinder core structure of concave-concave liner plate lower part under the piston type; Be provided with high-pressure seal ring between seat board and the concave-concave liner plate under the described piston type; Seat board has and heightens injection orifice under the piston type, and concave-concave liner plate top concave spherical surface is equipped with the spherical crown liner plate, and spherical crown liner plate top is provided with the upper bracket plate.
2. a kind of according to claim 1 spherical bearing of heightening is characterized in that: the lower cylindrical tube of concave-concave liner plate is to heighten the most external structure of filling confined space.
3. a kind of according to claim 1 or claim 2 spherical bearing of heightening is characterized in that: heighten injection orifice and be opened on the concave-concave liner plate.
4. a kind of according to claim 1 or claim 2 spherical bearing of heightening is characterized in that: the contact surface of the contact surface of seat board and concave-concave liner plate and piston portion top and concave-concave liner plate is plane, sphere, the conical surface or other any solid geometry faces under the said piston type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120231701U CN202139533U (en) | 2011-07-04 | 2011-07-04 | Ball-shaped height-adjusting support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120231701U CN202139533U (en) | 2011-07-04 | 2011-07-04 | Ball-shaped height-adjusting support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202139533U true CN202139533U (en) | 2012-02-08 |
Family
ID=45550597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120231701U Expired - Lifetime CN202139533U (en) | 2011-07-04 | 2011-07-04 | Ball-shaped height-adjusting support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202139533U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535330A (en) * | 2012-02-17 | 2012-07-04 | 丰泽工程橡胶科技开发股份有限公司 | Bridge bearing |
| CN104631310A (en) * | 2015-02-06 | 2015-05-20 | 衡水中交信德工程橡塑有限公司 | Bridge vibration reducing and isolating support with adjustable bearing capacity |
| CN108677697A (en) * | 2018-06-29 | 2018-10-19 | 浙江秦山橡胶工程股份有限公司 | A kind of pot rubber bearing |
-
2011
- 2011-07-04 CN CN201120231701U patent/CN202139533U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535330A (en) * | 2012-02-17 | 2012-07-04 | 丰泽工程橡胶科技开发股份有限公司 | Bridge bearing |
| CN102535330B (en) * | 2012-02-17 | 2013-08-14 | 丰泽工程橡胶科技开发股份有限公司 | Bridge bearing |
| CN104631310A (en) * | 2015-02-06 | 2015-05-20 | 衡水中交信德工程橡塑有限公司 | Bridge vibration reducing and isolating support with adjustable bearing capacity |
| CN108677697A (en) * | 2018-06-29 | 2018-10-19 | 浙江秦山橡胶工程股份有限公司 | A kind of pot rubber bearing |
| CN108677697B (en) * | 2018-06-29 | 2023-12-12 | 浙江秦山橡胶工程股份有限公司 | Basin-type rubber support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120208 |