CN202969263U - Measured-force-feedback-type bridge bracket - Google Patents
Measured-force-feedback-type bridge bracket Download PDFInfo
- Publication number
- CN202969263U CN202969263U CN 201220739609 CN201220739609U CN202969263U CN 202969263 U CN202969263 U CN 202969263U CN 201220739609 CN201220739609 CN 201220739609 CN 201220739609 U CN201220739609 U CN 201220739609U CN 202969263 U CN202969263 U CN 202969263U
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- plate
- upper bracket
- converter
- bracket plate
- support plate
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Abstract
The utility model discloses a measured-force-feedback-type bridge bracket, relates to a bridge bracket, and aims to solve the problem that the prior bracket is complex in structure and bad in measured force accuracy. An upper bracket plate of the measured-force-feedback-type bridge bracket is clamped in a lower bracket plate, the lower end of the upper bracket plate is clamped inside a limiting groove of the lower bracket plate, and a cavity is formed between a groove of the upper bracket plate and a groove of the lower bracket plate, wherein a rubber plate is arranged in the cavity between the upper bracket plate and the lower bracket plate. A bridge bottom pre-buried steel plate is fixedly arranged on the upper bracket plate. An optical fiber sensor placing hole is formed along the width direction of the rubber plate, an optical fiber stress sensor is arranged in the optical fiber sensor placing hole in a penetrating mode, and a protective fiber sleeve is sleeved on an optical fiber sensor. Two ends of the optical fiber sensor are respectively connected with one end of a first converter and one end of a second converter, the other end of the first converter is sequentially connected with a first strengthening head, wires and a signal-receiving device, and the other end of the second converter is connected with a second strengthening head. The measured-force-feedback-type bridge bracket is used for bridge architectures.
Description
Technical field
The utility model relates to a kind of bridge pad, is specifically related to a kind of dynamometry reaction type bridge pad, belongs to the bridge technical field of auxiliary facilities.
Background technology
Bridge pad is the important feature parts that connect bridge superstructure and substructure, and it can pass to bridge substructure reliably with counter-force and the distortion of bridge superstructure.Therefore the stressing conditions of bearing can be good at reflecting the stressing conditions of structure and the bearing phenomenon of coming to nothing whether occurs.Notice of authorization number is CN2349249Y, and name is called and discloses a kind of bearing that can dynamometry in the patent of " basin type rubber force-testing support ", and there is complex structure in this bearing, the problem of dynamometry poor accuracy.
The utility model content
The purpose of this utility model is to have complex structure in order to solve existing bearing, the problem of dynamometry poor accuracy, and then a kind of dynamometry reaction type bridge pad is provided.
the technical solution of the utility model is: a kind of dynamometry reaction type bridge pad comprises the upper bracket plate, lower support plate, pre-embedded steel slab at the bottom of rubber tile and beam, described bridge pad also comprises the optical fiber stress sensor assembly, upper bracket plate and lower support plate are the rectangle support plate, rubber tile is the rectangular rubber plate, be equipped with groove on described upper bracket plate and lower support plate, be equipped with stopper slot on the inside wall of described groove, the groove inside wall matched in clearance of the groove lateral wall of upper bracket plate and lower support plate, upper bracket plate spiral-lock is in lower support plate, the lower end of upper bracket plate is stuck in the stopper slot of lower support plate, form chamber between the groove of upper bracket plate and the groove of lower support plate, rubber tile is arranged in described chamber between upper bracket plate and lower support plate, at the bottom of beam, pre-embedded steel slab is packed on the upper bracket plate, rubber tile has the Fibre Optical Sensor putting hole along its width, the optical fiber stress sensor assembly is located in the Fibre Optical Sensor putting hole, described optical fiber stress sensor assembly comprises signal receiving device, wire, the first reinforced head, the first converter, Fibre Optical Sensor, the protection fibre sleeving, the second converter and the second reinforced head, the protection fibre sleeving is sleeved on Fibre Optical Sensor, the two ends of Fibre Optical Sensor respectively with an end of the first converter be connected an end of converter and be connected, the other end of the first converter successively with the first reinforced head, wire is connected with signal receiving device, the other end of the second converter is connected with the second reinforced head.
The utility model compared with prior art has following effect:
1. the utility model is provided with optical fiber stress sensor, the variation of strain gauge is changed the variation that transfers Bearing Seat Force to, can obtain the stressing conditions in bearing pressure-bearing process, and data can be passed through the data converter synchronous feedback to the monitoring personnel, thereby realize force measuring function.
2. the utility model is simple in structure, more accurate by the data that optical fiber stress sensor records, in time read the pressure in bearing pressure-bearing process, go out certain bridge pier by the analytical review to data and whether sink, whether bearing free holder phenomenon, has avoided the cave in generation of phenomenon of pontic.
Description of drawings
Fig. 1 is half sectional view of the present utility model; Fig. 2 is that Fig. 1 is at the profile at A-A place; Fig. 3 is the structural representation of optical fiber stress sensor.
The specific embodiment
the specific embodiment one: present embodiment is described in conjunction with Fig. 1-Fig. 3, a kind of dynamometry reaction type bridge pad of present embodiment comprises upper bracket plate 1, lower support plate 2, at the bottom of rubber tile 3 and beam, pre-embedded steel slab 4, described bridge pad also comprises optical fiber stress sensor assembly 5, upper bracket plate 1 and lower support plate 2 are the rectangle support plate, rubber tile 3 is the rectangular rubber plate, be equipped with groove 6 on described upper bracket plate 1 and lower support plate 2, be equipped with stopper slot 7 on the inside wall of described groove 6, the groove 6 inside wall matched in clearance of groove 6 lateral walls of upper bracket plate 1 and lower support plate 2, upper bracket plate 1 spiral-lock is in lower support plate 2, the lower end of upper bracket plate 1 is stuck in the stopper slot 7 of lower support plate 2, form chamber between the groove 6 of upper bracket plate 1 and the groove 6 of lower support plate 2, rubber tile 3 is arranged in described chamber between upper bracket plate 1 and lower support plate 2, at the bottom of beam, pre-embedded steel slab 4 is packed on upper bracket plate 1, rubber tile 3 has Fibre Optical Sensor putting hole 8 along its width, optical fiber stress sensor assembly 5 is located in Fibre Optical Sensor putting hole 8, described optical fiber stress sensor assembly 5 comprises signal receiving device 9, wire 10, the first reinforced head 11, the first converter 12, Fibre Optical Sensor 13, protection fibre sleeving 14, the second converter 15 and the second reinforced head 16, protection fibre sleeving 14 is sleeved on Fibre Optical Sensor 13, the two ends of Fibre Optical Sensor 13 respectively with an end of the first converter 12 be connected an end of converter 15 and be connected, the other end of the first converter 12 successively with the first reinforced head 11, wire 10 is connected connection with signal receiving device, the other end of the second converter 15 is connected with the second reinforced head 16.
The optical fiber stress sensor 10 of present embodiment utilizes the principle of the direct strained impact of the wave length shift of fiber grating, records the variation of structural strain, thereby reflects the variation of its internal force.
The specific embodiment two: in conjunction with Fig. 1-Fig. 3, present embodiment is described, the rubber tile 3 of present embodiment is neoprene plate or ethylene-propylene-diene monomer offset plate.So arrange, result of use is good.Other composition and annexation are identical with the specific embodiment one.
Claims (2)
1. dynamometry reaction type bridge pad, it comprises upper bracket plate (1), lower support plate (2), pre-embedded steel slab (4) at the bottom of rubber tile (3) and beam, it is characterized in that: described bridge pad also comprises optical fiber stress sensor assembly (5), upper bracket plate (1) and lower support plate (2) are the rectangle support plate, rubber tile (3) is the rectangular rubber plate, the middle part, lower surface of described upper bracket plate (1) and the middle part, upper surface of lower support plate (2) are provided with groove (6), the foot of described groove (6) is along vertically being provided with stopper slot (7), upper bracket plate (1) spiral-lock is in lower support plate (2), the lower end of upper bracket plate (1) is stuck in the stopper slot (7) of lower support plate (2), form chamber between the groove (6) of upper bracket plate (1) and the groove (6) of lower support plate (2), rubber tile (3) is arranged in described chamber between upper bracket plate (1) and lower support plate (2), pre-embedded steel slab at the bottom of beam (4) is packed on upper bracket plate (1), rubber tile (3) has Fibre Optical Sensor putting hole (8) along its width, optical fiber stress sensor assembly (5) is located in Fibre Optical Sensor putting hole (8), described optical fiber stress sensor assembly (5) comprises signal receiving device (9), wire (10), the first reinforced head (11), the first converter (12), Fibre Optical Sensor (13), protection fibre sleeving (14), the second converter (15) and the second reinforced head (16), protection fibre sleeving (14) is sleeved on Fibre Optical Sensor (13), the two ends of Fibre Optical Sensor (13) respectively with an end of the first converter (12) be connected an end of converter (15) and be connected, the other end of the first converter (12) successively with the first reinforced head (11), wire (10) is connected 9 with signal receiving device) connect, the other end of the second converter (15) is connected with the second reinforced head (16).
2. a kind of dynamometry reaction type bridge pad according to claim 1, it is characterized in that: described rubber tile (3) is neoprene plate or ethylene-propylene-diene monomer offset plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739609 CN202969263U (en) | 2012-12-28 | 2012-12-28 | Measured-force-feedback-type bridge bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739609 CN202969263U (en) | 2012-12-28 | 2012-12-28 | Measured-force-feedback-type bridge bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202969263U true CN202969263U (en) | 2013-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220739609 Expired - Fee Related CN202969263U (en) | 2012-12-28 | 2012-12-28 | Measured-force-feedback-type bridge bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202969263U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410088A (en) * | 2013-08-26 | 2013-11-27 | 柳州东方工程橡胶制品有限公司 | Intelligent basin-type support |
| CN105604609A (en) * | 2016-01-11 | 2016-05-25 | 南阳师范学院 | Novel remote online monitoring system and method for underground chamber bottom plate deformation |
| CN106012818A (en) * | 2016-07-06 | 2016-10-12 | 北京铁科首钢轨道技术股份有限公司 | Horizontal anti-collision high-elasticity support |
-
2012
- 2012-12-28 CN CN 201220739609 patent/CN202969263U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410088A (en) * | 2013-08-26 | 2013-11-27 | 柳州东方工程橡胶制品有限公司 | Intelligent basin-type support |
| CN105604609A (en) * | 2016-01-11 | 2016-05-25 | 南阳师范学院 | Novel remote online monitoring system and method for underground chamber bottom plate deformation |
| CN105604609B (en) * | 2016-01-11 | 2018-06-15 | 南阳师范学院 | A kind of Novel down-hole chamber bottom plate deformation remote online monitoring system and method |
| CN106012818A (en) * | 2016-07-06 | 2016-10-12 | 北京铁科首钢轨道技术股份有限公司 | Horizontal anti-collision high-elasticity support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20131228 |