CN102839602A - Bridge supporting base and lower base plate - Google Patents
Bridge supporting base and lower base plate Download PDFInfo
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- CN102839602A CN102839602A CN2012102545263A CN201210254526A CN102839602A CN 102839602 A CN102839602 A CN 102839602A CN 2012102545263 A CN2012102545263 A CN 2012102545263A CN 201210254526 A CN201210254526 A CN 201210254526A CN 102839602 A CN102839602 A CN 102839602A
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- seat board
- preformed groove
- bridge
- weather strip
- cavity
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Abstract
The invention provides a bridge supporting base and a lower base plate. A reserved slot used for checking a cavity and supplementing slurry is arranged on the surface of the lower base plate for connecting a bridge pier; a sealing strip is arranged in the reserved slot; the shape of the sealing strip is as same as the shape of the reserved slot; the sealing strip is provided with a first surface and a second surface; and the first surface and the second surface are exposed from the reserved slot. Under the action of the reserved slot used for checking the cavity and supplementing the slurry, the bridge supporting base overcomes the defect of the inadequate hollow surface of the bridge pier resulted from various reasons, so as to ensure that the lower base plate does not fall under a long-time bearing effect, the whole bridge supporting base is prevented from being damaged, the reliability of the bridge is increased and the life safety and the traffic safety are ensured.
Description
Technical field
The present invention relates to Machine Manufacturing Technology, relate in particular to a kind of bridge pad and reach seat board down.
Background technology
Architectural at railway bridge, road bridge, urban viaduct and various large-scale suspension frame structure; Set up bearing between bridge beam body and the bridge pier and as their connector; The effect of bearing is that the load with bridge is delivered to bridge pier pleasantly, safely and gets on, thereby makes the actual loading situation of whole bridge construction and theoretical graphic being consistent of calculating.
Bearing of the prior art comprises the upper base plate that is fixed on the bridge beam body and is fixed on the following seat board on the bridge pier, and seat board is metalwork up and down; Following seat board is provided with connecting hole, is used for following seat board is fixed on bridge pier, and on the contact surface of following seat board and bridge pier, also carries out grouted solid; Following seat board top is provided with upper base plate, also is provided with connecting hole on the upper base plate, is used for upper base plate is fixed on bridge beam body; Thereby can realize being fixedly connected of bridge beam body and bridge pier.
But the connector that bearing is formed a connecting link as bridge; Bear the load that bridge beam body is transmitted for a long time, in case following seat board and the grouting of bridge pier contact surface are not enriched, there is the cavity inside; Can make down seat board cause the height of lower support plate to change the base plate pressure break at the place, cavity; Cause bridge to subside, the vehicle in causing going has an accident, and causes the loss of life and other properties.
Summary of the invention
The present invention provides a kind of bridge pad and following seat board, is used for solving the lower base that prior art exists and does not enrich with the grouting of bridge pier contact surface, and there is the problem in cavity inside, the reliability of raising bridge.
The present invention provides a kind of seat board, and the surface that being used for of said down seat board links to each other with bridge pier is provided with and is used for the cavity and detects and mend the preformed groove of starching;
Be provided with weather strip in the said preformed groove, the shape of said weather strip is identical with the shape of said preformed groove;
Said weather strip has first surface and second surface, and said first surface and said second surface expose from said preformed groove.Aforesaid lower shoe, the quantity of said preformed groove is at least two, is not communicated with between each said preformed groove.
Aforesaid seat board down, the quantity of said preformed groove is four, is not communicated with between each said preformed groove;
One in four said preformed grooves is passed the said center of seat board down.
Aforesaid seat board down is provided with in the said seat board down and mends the slurry passage, and said benefit slurry passage is communicated with said preformed groove, and the entrance of said benefit slurry passage is provided with internal thread.
Aforesaid seat board down, the area of the said first surface of said weather strip is less than the area on the 3rd surface of the said weather strip relative with said first surface.
Aforesaid seat board down, the thickness of said weather strip is 6 millimeters-10 millimeters, the width of said weather strip is 5 millimeters-10 millimeters.
The present invention provides a kind of bridge pad, comprises being used for the upper base plate that links to each other with bridge beam body, also comprises:
Seat board down provided by the invention, said seat board down links to each other with said upper base plate.
Aforesaid bridge pad also comprises:
Bearing plate is arranged on said upper base plate and said down between the seat board.
Bridge pad provided by the invention reaches seat board down; Through being provided with the preformed groove that is used for the cavity detection and mends slurry in the seat board down; Not enrich the defective that the cavity is arranged on the contact surface that remedies the following seat board that causes under a variety of causes and bridge pier; Thereby guarantee can not damage protection life security and traffic safety to whole bridge pad not falling through to the following seat board of the carrying effect of bridge beam body for a long time.
Description of drawings
The structural representation of first kind of following seat board that Fig. 1 provides for the embodiment of the invention;
Fig. 2 utilizes following seat board shown in Figure 1 to carry out the sketch map that the cavity is detected;
Fig. 3 is the sketch map when utilizing following seat board shown in Figure 1 to mend slurry;
Fig. 4 utilizes following seat board shown in Figure 1 to accomplish the sketch map when mending slurry;
The plan structure sketch map of second kind of following seat board that Fig. 5 provides for the embodiment of the invention;
The third plan structure sketch map of seat board down that Fig. 6 provides for the embodiment of the invention;
The plan structure sketch map of the 4th kind of following seat board that Fig. 7 provides for the embodiment of the invention;
The structural representation of the 5th kind of following seat board that Fig. 8 provides for the embodiment of the invention;
First kind of weather strip cross section structure sketch map that Fig. 9 provides for the embodiment of the invention;
Second kind of weather strip cross section structure sketch map that Figure 10 provides for the embodiment of the invention;
The third weather strip cross section structure sketch map that Figure 11 provides for the embodiment of the invention;
The structural representation of first kind of bridge pad that Figure 12 provides for the embodiment of the invention;
The structural representation of second kind of bridge pad that Figure 13 provides for the embodiment of the invention.
The specific embodiment
The structural representation of first kind of following seat board that Fig. 1 provides for the embodiment of the invention, as shown in Figure 1, the following seat board 1 that the embodiment of the invention provides specifically can be applied to connect the bridge beam body of bridge and the bridge pad of bridge pier.The surface that being used for of the following seat board 1 that present embodiment provides links to each other with bridge pier is provided with and is used for the preformed groove 2 that slurry was detected and mended in the cavity, is provided with weather strip 3 in the preformed groove 2, and the shape of weather strip 3 is identical with the shape of preformed groove 2; Weather strip 3 has first surface 4 and second surface 5, and first surface 4 exposes from preformed groove 2 with second surface 5.
Particularly, preformed groove 2 for seat board 1 down be used for surface that bridge pier links to each other on the groove shape structure that is provided with, this preformed groove 2 specifically can be bar shaped, the shape of preformed groove 2 specifically can be provided with according to the shape and size of testing tool, does not exceed with present embodiment.One end of preformed groove 2 penetrates down the sidewall of seat board 1.Be provided with weather strip 3 in the preformed groove 2, the shape of weather strip 3 is identical with the shape of preformed groove 2, fits like a glove to guarantee the weather strip 3 and the contact surface of preformed groove 2, reaches good sealing effectiveness.Following seat board 1 is specially metal material, and weather strip 3 specifically can be elastomeric material.Weather strip 3 has first surface 4 and second surface 5, and first surface 4 exposes from preformed groove 2, and second surface 5 exposes the opening 6 on seat board 1 sidewall down from preformed groove 2.When following seat board 1 links to each other with bridge pier, need pour into certain thickness cement paste down between seat board 1 and the bridge pier guaranteeing that seat board 1 is fixedly connected with bridge pier down, weather strip 3 can be to prevent in the process of this grouting in the cement paste entering preformed groove 2.Instantly after seat board 1 is fixed on the bridge pier, can weather strip 3 be extracted out from preformed groove 2 through the opening 6 of preformed groove 2 on following seat board 1 sidewall.
Through the setting of preformed groove 2 and weather strip 3, after seat board 1 is fixed on the bridge pier instantly, can weather strip 3 be extracted from preformed groove 2 to form one and can be used for the cavity and detect and mend the space of starching.Below the following seat board 1 that provides through present embodiment is carried out the cavity detect and mend the process of slurry and at length explain.
Fig. 2 utilizes following seat board shown in Figure 1 to carry out the sketch map that the cavity is detected; As shown in Figure 2; Following seat board 1 is applied to bridge pad 7; Bridge pad 7 comprises specifically and is used for upper base plate 8 that links to each other with bridge beam body (not drawing) and the following seat board 1 that is used for linking to each other with bridge pier 9 that upper base plate 8 links to each other with following seat board 1, thereby makes bridge pad 7 become the connector that connects bridge beam body and bridge pier 9.Preferably, bridge pad 7 can also be provided with bearing plate 10 between upper base plate 8 and following seat board 1, plays the effect that slows down vibrations between upper base plate 8 and the following seat board 1 when rocking to carry the bridge beam body generation at upper base plate 8.
After the contact surface that will descend seat board 1 with bridge pier 9 is in the milk the certain thickness cement paste layer 11 of formation; In order to make the cement paste layer 11 closely knit cavity that do not exist; Need whether have the detection in cavity to cement paste layer 11, the testing tool of selecting for use is the instrumentation 12 that is used to detect the cavity.Detect and whether exist the process in cavity to be: earlier weather strip 3 is extracted out from preformed groove 2, filled in down seat board 1 the inside inspection cement paste layer 11 with instrument 12 through preformed groove 2 then and have or not the cavity, can judge whether to exist the cavity through instrument 12 feedacks.If instrument 12 feedacks, then can be explained the filling process success for there not being the cavity, cement paste layer 11 is fully closely knit, weather strip 3 is inserted in the preformed groove 2 to get final product again; If instrument 12 feedacks then need be filled up this cavity so that cement paste layer 11 is fully closely knit for there being the cavity.
Fig. 3 utilizes following seat board shown in Figure 1 to mend the sketch map of slurry, and is as shown in Figure 3, when instrument 12 feedacks are the existence cavity; In the time of need mending slurry, will mend sizing device 13 and be communicated with preformed groove 2, cement paste is circulated in the preformed groove 2 by mending sizing device 13; Insert in the cavity 14 along preformed groove 2; Cement paste flows out along preformed groove 2 along with cement paste ground constantly pours on the contrary after cavity 14 is filled, and explain then that cement paste fills up all cavities this moment; This mends the slurry process and accomplishes, and it is as shown in Figure 4 to mend the slurry result.
Bridge pad provided by the invention reaches seat board down; Be used for the preformed groove that slurry was detected and mended in the cavity through in following seat board, being provided with, can detect on the contact surface of the following seat board that causes under a variety of causes and bridge pier and not enrich the situation that the cavity is arranged, can also make cement paste flow to the cavity and locate through preformed groove; Fill up the cavity; The contact surface of seat board and bridge pier is closely knit under making, thereby guarantees can not fall through to the following seat board of the carrying effect of bridge beam body for a long time, can whole bridge pad not damaged; Improved the reliability of bridge, protection life security and traffic safety.
In the present embodiment; The quantity of preformed groove 2 can be two, four, six, eight etc., and is not communicated with between each preformed groove 2, and the present invention does not limit the quantity of preformed groove 2; The quantity of preformed groove 2 is to be confirmed by the size of bridge pad 7 and following seat board 1; Size is big more, needs the preformed groove 2 of setting many more, detects so that more fully contact surface is carried out the cavity; Size is more little, and corresponding preformed groove 2 quantity should be lacked more, has enough bearing strengths to guarantee down seat board 1.
The plan structure sketch map of second kind of following seat board that Fig. 5 provides for the embodiment of the invention, as shown in Figure 5, in the present embodiment; The quantity of preformed groove 2 is two; Be not communicated with between each preformed groove 2, these 2 one-tenth centers of two preformed grooves are symmetrical set, and symmetrical centre is the center of following seat board 1.One of them preformed groove 2 is used for and mends sizing device 13 and link to each other and pour into cement paste; Another preformed groove 2 can be used for also checking whether cement paste fills up all cavities; After if all cavities are filled up by cement paste; Cement paste can overflow and flow in another preformed groove 2, will flow out from opening 6 after another preformed groove 2 is filled up by cement paste, and explain that cement paste fills up all cavities this moment.
The third plan structure sketch map of seat board down that Fig. 6 provides for the embodiment of the invention, as shown in Figure 6, in the present embodiment; The quantity of preformed groove 2 is four, and preformed groove 2 is distributed in down in the seat board 1 according to preset rules, is not communicated with between each preformed groove 2; When needs are mended slurry; Adopt two centrosymmetric preformed grooves 2 to mend slurry, its benefit slurry process is identical with the process of mending slurry through the preformed groove 2 in second kind of following seat board 1 shown in Figure 5, repeats no more at this; After mending the slurry completion; The third that can also provide through present embodiment two other preformed groove 2 in seat board 1 down carries out cavity detection once more; Be used for further confirming whether the cavity is filled up by cement paste, and testing process is the same with above-mentioned empty testing process, repeats no more at this.
The plan structure sketch map of the 4th kind of following seat board that Fig. 7 provides for the embodiment of the invention; As shown in Figure 7; The 4th kind of following seat board 1 that present embodiment provides is on the basis of the third following seat board 1 shown in Figure 6; One of them preformed groove 2 is arranged to pass down the center of seat board 1, so that the cavity detection is carried out in corresponding position, following seat board 1 center.
The structural representation of the 5th kind of following seat board that Fig. 8 provides for the embodiment of the invention, as shown in Figure 8, in the present embodiment; Following seat board 1 can also be provided with the benefit slurry passage 15 that is used to mend slurry, is used for and mends sizing device 13 and is connected and is in the milk, and benefit is starched passage 15 and is communicated with preformed groove 2; And the entrance of mending slurry passage 15 is provided with internal thread; Correspondingly, the exit of mending sizing device 13 also is set to external screw thread, to guarantee when mending slurry, mending being fixedly connected of slurry passage 15 and benefit sizing device 13.When testing tool detect down seat board 1 below have the cavity, in the time of need mending slurry, can weather strip 3 be filled in the preformed groove 2 again; But do not fill up, the length of filling in weather strip 3 at opening 6 places of preformed groove 2 is 1 to 2 centimetre, does not stop the place that is communicated with of mending slurry passage 15 and preformed groove 2 to guarantee sealing bar 3; And block water mud flows out from the opening 6 of preformed groove 2 when slip casting; Be screwed in the benefit slurry passage 15 that is communicated with preformed groove 2 mending sizing device 13, cement paste is circulated in the benefit slurry passage 15 by mending sizing device 13, flows in the preformed groove 2 through the connected entrance of mending slurry passage 15 and preformed groove 2 again; Insert in the cavity 14 along preformed groove 2; After cement paste fills up all cavities, unload and mend sizing device 13, will mend the entrance of starching passage 15 through obstructing part then and close; Obstructing part specifically can be for using screw bolt and nut, and this mends the slurry process and accomplishes.
The various cross sectional shapes of the weather strip 3 of seat board 1 down that above embodiment provides can be rectangle, and the manufacturing process of the weather strip 3 of this structure is simple.The cross sectional shape of weather strip 3 also can be other shapes, and in the present embodiment, the area of the first surface 4 of weather strip 3 is less than the area on the 3rd surface of the weather strip 3 relative with first surface 4.To avoid weather strip 3 from preformed groove 2, to come off.
First kind of weather strip cross section structure sketch map that Fig. 9 provides for the embodiment of the invention; As shown in Figure 9; The both side surface of weather strip 3 is designed with boss 16, when weather strip 3 comes off from preformed groove 2, can be stuck in the preformed groove 2 by boss 16; Thereby make weather strip 3 be not easy to come off, and be greater than the area of first surface 4 with the area that first surface 4 facing surfaces 17 of weather strip 3 add convex platform 16.
Second kind of weather strip cross section structure sketch map that Figure 10 provides for the embodiment of the invention; Shown in figure 10; The cross sectional shape of weather strip 3 is trapezoidal; And the area of the first surface 4 of weather strip 3 splits away off from preformed groove 2 to prevent weather strip 3 less than the area on the 3rd surface 17 of the relative weather strip 3 of first surface 4.
The third weather strip cross section structure sketch map that Figure 11 provides for the embodiment of the invention; Shown in figure 11; The cross section shape of weather strip 3 is an inverted T shape; And the area of the first surface 4 of weather strip 3 can prevent that also weather strip 3 from splitting away off simultaneously less than the area on the 3rd surface 17 of the relative weather strip 3 of first surface 4 from preformed groove 2.
In the present embodiment, preferably, the thickness of weather strip 3 is that 6 millimeters-10 millimeters, width are 5 millimeters-10 millimeters; If the width and the thickness of weather strip 3 are excessive; Corresponding preformed groove 2 also can be provided with too much, and this can cause the whole bearing strength of seat board 1 down to descend, and does not reach the standard that connects bridge; If the width and the thickness of weather strip 3 are too small, corresponding preformed groove 2 also can be provided with too smallly, and empty detecting instrument 12 minimums are of a size of 4 millimeters, and this can cause instrument 12 can't pass through preformed groove 2.
The structural representation of first kind of bridge pad that Figure 12 provides for the embodiment of the invention; Shown in figure 12; In the present embodiment, bridge pad 7 comprises the following seat board 1 that the upper base plate 8 that is used for linking to each other with bridge beam body and any embodiment of the present invention provide, and this time seat board 1 is used for the following seat board 1 that links to each other with bridge pier; Following seat board 1 links to each other with upper base plate 8, thereby makes bridge pad 7 become the connector that connects bridge beam body and bridge pier.Because down therefore seat board 1 will comprise when the bridge pad 7 of seat board 1 is used to connect bridge beam body and bridge pier down for the various seat boards down that any embodiment of the present invention provides, can carry out the cavity detection to the following seat board 1 of bridge pad 7 and the contact surface of bridge pier; If when having the cavity, and contact surface mended slurry; Detect among cavity and the process of mending slurry and above-mentioned each embodiment that to detect the process that cavity and benefit starch through seat board 1 down the same, repeat no more at this.
Bridge pad provided by the invention is used for the preformed groove that slurry was detected and mended in the cavity through in following seat board, being provided with, and will descend seat board to be applied to connect the bridge pad of bridge beam body and bridge pier the time; Can detect on the contact surface of the following seat board that causes under a variety of causes and bridge pier and not enrich the situation that the cavity is arranged; Can also make cement paste flow to the place, cavity through preformed groove, fill up the cavity, the contact surface of seat board and bridge pier is closely knit under making; Thereby guarantee can not fall through to the following seat board of the carrying effect of bridge beam body for a long time; Can not damage, improve the reliability of bridge, protection life security and traffic safety whole bridge pad.
The structural representation of second kind of bridge pad that Figure 13 provides for the embodiment of the invention; Shown in figure 13, in the present embodiment, preferably; Bridge pad 7 not only comprises the following seat board 1 that the upper base plate 8 that is used for linking to each other with bridge beam body and any embodiment that be used for linking to each other with bridge pier, of the present invention provide; Also between upper base plate 8 and following seat board 1, can also be provided with bearing plate 10, bearing plate 10 specifically can be elastomeric material, and bearing plate 10 carries bridge beam body at bridge pad 7 as the connector of bridge beam body and bridge pier and upper base plate 8 and produces when rocking; Bearing plate 10 plays the effect that slows down vibrations between upper base plate 8 and the following seat board 1; Guarantee that bridge pad 7 is not damaged, improved the reliability of bridge, protection life security and traffic safety.
What should explain at last is: above each embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (8)
1. following seat board is characterized in that:
The surface that being used for of said down seat board links to each other with bridge pier is provided with and is used for the cavity and detects and mend the preformed groove of starching;
Be provided with weather strip in the said preformed groove, the shape of said weather strip is identical with the shape of said preformed groove;
Said weather strip has first surface and second surface, and said first surface and said second surface expose from said preformed groove.
2. lower shoe according to claim 1 is characterized in that:
The quantity of said preformed groove is at least two, is not communicated with between each said preformed groove.
3. seat board down according to claim 1 is characterized in that:
The quantity of said preformed groove is four, is not communicated with between each said preformed groove;
One in four said preformed grooves is passed the said center of seat board down.
4. seat board down according to claim 1 is characterized in that:
Be provided with in the said seat board down and mend the slurry passage, said benefit slurry passage is communicated with said preformed groove, and the entrance of said benefit slurry passage is provided with internal thread.
5. seat board down according to claim 1 is characterized in that:
The area of the said first surface of said weather strip is less than the area on the 3rd surface of the said weather strip relative with said first surface.
6. seat board down according to claim 1 is characterized in that:
The thickness of said weather strip is 6 millimeters-10 millimeters, and the width of said weather strip is 5 millimeters-10 millimeters.
7. bridge pad comprises being used for the upper base plate that links to each other with bridge beam body, it is characterized in that, also comprises:
Like the arbitrary described seat board down of claim 1-6, said seat board down links to each other with said upper base plate.
8. bridge pad according to claim 7 is characterized in that, also comprises:
Bearing plate is arranged on said upper base plate and said down between the seat board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210254526.3A CN102839602B (en) | 2012-07-20 | 2012-07-20 | Bridge supporting base for detecting and concrete supplement, and lower base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210254526.3A CN102839602B (en) | 2012-07-20 | 2012-07-20 | Bridge supporting base for detecting and concrete supplement, and lower base plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102839602A true CN102839602A (en) | 2012-12-26 |
| CN102839602B CN102839602B (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210254526.3A Active CN102839602B (en) | 2012-07-20 | 2012-07-20 | Bridge supporting base for detecting and concrete supplement, and lower base plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN102839602B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3616250A1 (en) * | 1985-05-20 | 1986-11-20 | H. Stöcklin AG, Stäfa | Pot bearing for structures |
| WO2006024940A1 (en) * | 2004-08-06 | 2006-03-09 | So.L.E.S. - Societa' Lavori Edili E Serbatoi S.P.A | Antiseismic supporting device for a building structure |
| CN202023141U (en) * | 2011-01-17 | 2011-11-02 | 铁道第三勘察设计院集团有限公司 | Self-lubricating curved face steel support with functions of filling and heightening |
| CN202090282U (en) * | 2011-05-06 | 2011-12-28 | 洛阳双瑞特种装备有限公司 | Spheroidal support seat with function of repeated stepless height adjustments |
| 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 |
| CN202830743U (en) * | 2012-07-20 | 2013-03-27 | 北京城市快轨建设管理有限公司 | Bridge support and lower base plate |
-
2012
- 2012-07-20 CN CN201210254526.3A patent/CN102839602B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3616250A1 (en) * | 1985-05-20 | 1986-11-20 | H. Stöcklin AG, Stäfa | Pot bearing for structures |
| WO2006024940A1 (en) * | 2004-08-06 | 2006-03-09 | So.L.E.S. - Societa' Lavori Edili E Serbatoi S.P.A | Antiseismic supporting device for a building structure |
| CN202023141U (en) * | 2011-01-17 | 2011-11-02 | 铁道第三勘察设计院集团有限公司 | Self-lubricating curved face steel support with functions of filling and heightening |
| CN202090282U (en) * | 2011-05-06 | 2011-12-28 | 洛阳双瑞特种装备有限公司 | Spheroidal support seat with function of repeated stepless height adjustments |
| 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 |
| CN202830743U (en) * | 2012-07-20 | 2013-03-27 | 北京城市快轨建设管理有限公司 | Bridge support and lower base plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102839602B (en) | 2015-06-03 |
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Address after: 100027 7 floor, 2 building, 39 East Outer street, Dongzhimen, Dongcheng District, Beijing. Co-patentee after: Shandong Longxiang new Mstar Technology Ltd Patentee after: Beijing Urban Rapid Construction Administration Co., Ltd. Address before: 100027 7 floor, 2 building, 39 East Outer street, Dongzhimen, Dongcheng District, Beijing. Co-patentee before: Shanghai Longxiang Rubber & Plastic Products Co., Ltd. Patentee before: Beijing Urban Rapid Construction Administration Co., Ltd. |
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