CN203403356U - Spherical steel support with self-test function - Google Patents
Spherical steel support with self-test function Download PDFInfo
- Publication number
- CN203403356U CN203403356U CN201320468396.3U CN201320468396U CN203403356U CN 203403356 U CN203403356 U CN 203403356U CN 201320468396 U CN201320468396 U CN 201320468396U CN 203403356 U CN203403356 U CN 203403356U
- Authority
- CN
- China
- Prior art keywords
- plate
- ball
- self
- bearing
- lower support
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The utility model provides a spherical steel support with a self-test function, and belongs to the technical field of intelligent supports. The spherical steel support comprises an upper support plate, a spherical steel plate and a lower support plate which are arranged sequentially from top to bottom; the top of the spherical steel plate is a plane and is covered with a sliding plate, and the lower portion of the spherical steel plate is a protruded spherical arc surface and is covered with a sliding plate; the upper portion of the lower support plate is a concave spherical arc surface and is matched with the spherical arc surface of the spherical steel plate; the spherical steel support further comprises at least one film pressure sensor, and the front surfaces of the film pressure sensors make contact with the sliding plates. According to the spherical steel support, the stress situation of the support can be monitored in real time, and the health condition of the support can be judged. The spherical steel support can be widely used in vibration isolation structures of various bridges and buildings, and achieve an early warning function.
Description
Technical field
The utility model relates to a kind of bridge pad, specifically, relates to a kind of ball shaped steel bearing with self-checking function.
Background technology
Ball shaped steel bearing is support style more conventional in a kind of bridge, apply more extensive, its power transmission is reliable, rotate flexibly, not only possesses pot rubber bearing supporting capacity large, allow the features such as support displacement is large, and can adapt to better the needs of the large corner of bearing, ball shaped steel bearing is by sphere power transmission, the footpath contracting phenomenon that there will not be power, ball shaped steel bearing is realized the rotation process of bearing by the slip of sphere slide plate, rotating torque is little, and rotating torque is only relevant with the friction factor of bearing spherical radius and tetrafluoroethene plate, irrelevant with bearing corner size, bearing is respectively consistent to rotating property, without rubber pressure-bearing, there is not the impact of ageing of rubber on bearing rotating property in bearing, is specially adapted to low temp area.When structure generation corner, ball core rotates, and discharges the torque that superstructure produces.Can guarantee so the upper and lower relative displacement rational in infrastructure of bridge, make again structure keep unity.This series bearing is applicable to large-span space structure and long-span bridge, is specially adapted to wide bridge, curved bridge, skew bridge.
From the destruction situation of bridge in the past, most of bearing place that occurs in bridge that destroys, bearing is as main Force transmission parts, bearing lost efficacy and will cause the total Collapse of whole bridge, cause immeasurable serious consequence, the safety for integral bridge of the long-time stability of bearing performance has great importance.
But just current, also there is no a kind of equipment that can monitor bearing health status, or the bearing with self-monitoring function, also once someone attempts to adopt sensor to detect the stressing conditions of bearing, but general sensor cannot be put in bearing, even if can put to bearing, also can affect the stressed of bearing, produce harmful effect.
Utility model content
For the problems referred to above, the utility model provides a kind of ball shaped steel bearing with self-checking function, the stressing conditions that this bearing can Real-Time Monitoring bearing, thereby the health status of judgement bearing.
The utility model is realized by following technological means: have the ball shaped steel bearing of self-checking function, comprise the upper bracket plate, ball-type steel plate, the lower support plate that set gradually from top to bottom; Described ball-type steel plate top is plane, is coated with slide plate, and the ball-type cambered surface of described ball-type steel plate bottom for protruding, is coated with slide plate; The top of described lower support plate is the ball-type cambered surface of indent, matches with the ball-type cambered surface of described ball-type steel plate; Also include at least one diaphragm pressure sensor, the front surface of described diaphragm pressure sensor contacts with slide plate.
The utility model also can be done following improvement:
What described ball-type steel plate top covered is plane slide plate, and what bottom covered is sphere slide plate, and described plane slide plate and sphere slide plate are polyfluortetraethylene plate or polyethylene board.
Described diaphragm pressure sensor is sputtered thin film pressure transducer, and described sputtered thin film pressure transducer comprises stainless steel diaphragm and is located at the resistance alloys of this membrane surface.This sensor has been made the alloy firm strain unit that forms Wheatstone bridge on the direct acting stainless steel diaphragm of pressure medium, this alloy material becomes resistance alloys with molecular forms deposit on elastic body, this resistance and elastic body " melt " and are integrated with molecular linkage, and therefore this pressure sensor does not affect the mechanical property of bearing.
It is protruding and to the outer part of downward-extension that two opposite side edges of described upper bracket plate are provided with, and between this outer part and lower support plate, be provided with 3-layer composite material SF-1 plate.
Described upper bracket plate is provided with to circumferentially stretching out and to the outer part of downward-extension, and between this outer part and lower support plate, is provided with 3-layer composite material SF-1 plate.
Described diaphragm pressure sensor is positioned at the ball-type cambered surface of lower support plate, and its back side is connected with lower support plate.
Described upper bracket plate top and lower support plate below are also respectively equipped with and the hard-wired sleeve of building.
Described lower support plate is reserved aperture, for drawing of diaphragm pressure sensor wire.
Described wire adopts the superfine wire of high-temperature shielding.
Also be provided with the signal handling equipment and the data transmission device that are installed on support outer, and the monitored data of bearing is transferred to control room.
Compared with prior art, the beneficial effect the utlity model has is:
1) ball shaped steel bearing with self-checking function of the present utility model, stressing conditions that can Real-Time Monitoring bearing, thereby the health status of judgement bearing.And can realize warning function by the post-processed to monitored data, when bearing stress surpasses permissible value or rigidity and changes suddenly, can automatic alarm, avoid collapsing of the buildings such as bridge, avoid the generation of tragedy.
2) the utility model will be converted to ball shaped steel bearing for the sputtered thin film pressure transducer of fluid pressure monitoring first, by the front surface of sputtered thin film pressure transducer and integral body of the bonding formation of ball-type slide plate, and link together by stainless steel diaphragm and the lower support plate at its back side, become one with whole bearing, do not affect the mechanical property of bearing, and sputtered thin film pressure transducer small volume, does not more affect the mechanical property of bearing.
3) sputtered thin film pressure transducer that the utility model adopts has better fatigue behaviour, alternating stresses cycle-index > 5,000 ten thousand times, meanwhile, this thin film sensor is steady operation under the operating temperature of-40~150 degrees Celsius over a long time.
4) ball shaped steel bearing with self-checking function of the present utility model, applied range, simple structure, does not affect every mechanical property of bearing; Cost is low, is applicable to promote the use widely.
Accompanying drawing explanation
Fig. 1 is Bidirectional slide ball shaped steel bearing and the spherical steel bearing capable of unidirectional sliding vertical section schematic diagram with self-checking function
Fig. 2 is fixedly ball shaped steel bearing and the spherical steel bearing capable of unidirectional sliding schematic cross section with self-checking function;
The local structure figure of Fig. 3 sensor layout place;
Fig. 4 is the ball shaped steel bearing device connection diagram with self-checking function.
In figure: 1. upper bracket plate; 2. plane slide plate; 3. ball-type steel plate; 4. sphere slide plate; 5. lower support plate; 6. sleeve; 7. diaphragm pressure sensor; 8. aperture; 9. wire; 10. stainless steel film; 11. resistance alloys.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment 1
The ball shaped steel bearing with self-checking function, comprises the upper bracket plate 1, ball-type steel plate 3, the lower support plate 5 that set gradually from top to bottom; Described ball-type steel plate top is plane, is coated with slide plate, and the ball-type cambered surface of described ball-type steel plate 3 bottoms for protruding, is coated with slide plate; The top of described lower support plate 5 is the ball-type cambered surface of indent, matches with the ball-type cambered surface of described ball-type steel plate 3; Also include a diaphragm pressure sensor 7, the front surface of described diaphragm pressure sensor 7 contacts with slide plate.
When pressure-acting is during in the film of diaphragm pressure sensor, make diaphragm produce small deformation, the voltage signal that makes electric bridge produce a highly linear being directly proportional to pressure, also be directly proportional to driving voltage, this signal, through processing, changes the pressure data of readable form into.
The Bidirectional slide ball shaped steel bearing with self-checking function as shown in Figure 1, comprises the upper bracket plate 1, ball-type steel plate 3, the lower support plate 5 that set gradually from top to bottom; Described ball-type steel plate top is plane, is coated with slide plate, and the ball-type cambered surface of described ball-type steel plate 3 bottoms for protruding, is coated with slide plate; The top of described lower support plate 5 is the ball-type cambered surface of indent, matches with the ball-type cambered surface of described ball-type steel plate 3; Also include a diaphragm pressure sensor 7, the front surface of described diaphragm pressure sensor 7 contacts with slide plate.
What described ball-type steel plate top covered is plane slide plate 2, and what bottom covered is sphere slide plate 4, and described plane slide plate 2 and sphere slide plate 4 are polyfluortetraethylene plate.
Described diaphragm pressure sensor 7 is sputtered thin film pressure transducer, and described sputtered thin film pressure transducer comprises stainless steel diaphragm and is located at the resistance alloys of this membrane surface.This sensor has been made the alloy firm strain unit that forms Wheatstone bridge on the direct acting stainless steel diaphragm of pressure medium, this alloy material becomes resistance alloys with molecular forms deposit on elastic body, this resistance and elastic body " melt " and are integrated with molecular linkage, and therefore this pressure sensor does not affect the mechanical property of bearing.
Described diaphragm pressure sensor 7 is positioned at the ball-type cambered surface of lower support plate 5, and its back side is connected with lower support plate 5.
Described upper bracket plate 1 top and lower support plate 5 belows are also respectively equipped with and the hard-wired sleeve 6 of building.
Described lower support plate is reserved aperture 8, for drawing of diaphragm pressure sensor wire 9.
Described wire adopts the superfine wire of high-temperature shielding.
Also be provided with the signal handling equipment and the data transmission device that are installed on support outer, and the monitored data of bearing is transferred to control room.
When pressure-acting is during in diaphragm pressure sensor, make diaphragm produce small deformation, make electric bridge produce a voltage signal, this signal is through conducting to signal handling equipment and the data transmission device outside bearing by sensor conductor, the monitored data that changes readable form into transfers to control room, carry out the post-processed of data, when bearing value of compressive stress exceeds, send safety alarm while allowing value of compressive stress or rigidity to undergo mutation.
The spherical steel bearing capable of unidirectional sliding with self-checking function as shown in Figure 1, 2, comprises the upper bracket plate 1, ball-type steel plate 3, the lower support plate 5 that set gradually from top to bottom; Described ball-type steel plate top is plane, is coated with slide plate, and the ball-type cambered surface of described ball-type steel plate 3 bottoms for protruding, is coated with slide plate; The top of described lower support plate 5 is the ball-type cambered surface of indent, matches with the ball-type cambered surface of described ball-type steel plate 3; Also include a diaphragm pressure sensor 7, the front surface of described diaphragm pressure sensor 7 contacts with slide plate.
What described ball-type steel plate top covered is plane slide plate 2, and what bottom covered is sphere slide plate 4, and described plane slide plate 2 and sphere slide plate 4 are polyethylene board.
Described diaphragm pressure sensor 7 is sputtered thin film pressure transducer, and described sputtered thin film pressure transducer comprises stainless steel diaphragm and is located at the resistance alloys of this membrane surface.This sensor has been made the alloy firm strain unit that forms Wheatstone bridge on the direct acting stainless steel diaphragm of pressure medium, this alloy material becomes resistance alloys with molecular forms deposit on elastic body, this resistance and elastic body " melt " and are integrated with molecular linkage, and therefore this pressure sensor does not affect the mechanical property of bearing.
It is protruding and to the outer part of downward-extension that 1 two opposite side edges of described upper bracket plate are provided with, and be provided with high-damping rubber bar between this outer part and lower support plate 5, and as shown in Figure 1, cross section as shown in Figure 2 in this spherical steel bearing capable of unidirectional sliding vertical section.
Described diaphragm pressure sensor 7 is positioned at the ball-type cambered surface of lower support plate 5, and its back side is connected with lower support plate 5.
Described upper bracket plate 1 top and lower support plate 5 belows are also respectively equipped with and the hard-wired sleeve 6 of building.
Described lower support plate is reserved aperture 8, for drawing of diaphragm pressure sensor wire 9.
Described wire adopts the superfine wire of high-temperature shielding.
Also be provided with the signal handling equipment and the data transmission device that are installed on support outer, and the monitored data of bearing is transferred to control room.
When pressure-acting is during in diaphragm pressure sensor, make diaphragm produce small deformation, make electric bridge produce a voltage signal, this signal is through conducting to signal handling equipment and the data transmission device outside bearing by sensor conductor, the monitored data that changes readable form into transfers to control room, carry out the post-processed of data, when bearing value of compressive stress exceeds, send safety alarm while allowing value of compressive stress or rigidity to undergo mutation.
The fixedly ball shaped steel bearing with self-checking function as shown in Figure 2, comprises the upper bracket plate 1, ball-type steel plate 3, the lower support plate 5 that set gradually from top to bottom; Described ball-type steel plate top is plane, is coated with slide plate, and the ball-type cambered surface of described ball-type steel plate 3 bottoms for protruding, is coated with slide plate; The top of described lower support plate 5 is the ball-type cambered surface of indent, matches with the ball-type cambered surface of described ball-type steel plate 3; Also include a diaphragm pressure sensor 7, the front surface of described diaphragm pressure sensor 7 contacts with slide plate.
What described ball-type steel plate top covered is plane slide plate 2, and what bottom covered is sphere slide plate 4, and described plane slide plate 2 and sphere slide plate 4 are polyfluortetraethylene plate.
Described diaphragm pressure sensor 7 is sputtered thin film pressure transducer, and described sputtered thin film pressure transducer comprises stainless steel diaphragm and is located at the resistance alloys of this membrane surface.This sensor has been made the alloy firm strain unit that forms Wheatstone bridge on the direct acting stainless steel diaphragm of pressure medium, this alloy material becomes resistance alloys with molecular forms deposit on elastic body, this resistance and elastic body " melt " and are integrated with molecular linkage, and therefore this pressure sensor does not affect the mechanical property of bearing.
Described upper bracket plate 1 is provided with to circumferentially stretching out and to the outer part of downward-extension, and between this outer part and lower support plate 5, is provided with 3-layer composite material SF-1 plate.
Described diaphragm pressure sensor 7 is positioned at the ball-type cambered surface of lower support plate 5, and its back side is connected with lower support plate 5.
Described upper bracket plate 1 top and lower support plate 5 belows are also respectively equipped with and the hard-wired sleeve 6 of building.
Described lower support plate is reserved aperture 8, for drawing of diaphragm pressure sensor wire 9.
Described wire adopts the superfine wire of high-temperature shielding.
Also be provided with the signal handling equipment and the data transmission device that are installed on support outer, and the monitored data of bearing is transferred to control room.
When pressure-acting is during in diaphragm pressure sensor, make diaphragm produce small deformation, make electric bridge produce a voltage signal, this signal is through conducting to signal handling equipment and the data transmission device outside bearing by sensor conductor, the monitored data that changes readable form into transfers to control room, carry out the post-processed of data, when bearing value of compressive stress exceeds, send safety alarm while allowing value of compressive stress or rigidity to undergo mutation.
The above embodiments are only preferred embodiment of the present utility model, can not limit interest field of the present utility model with this, and therefore, the equivalent variations of doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (10)
1. the ball shaped steel bearing with self-checking function, comprises the upper bracket plate (1), ball-type steel plate (3), the lower support plate (5) that set gradually from top to bottom; Described ball-type steel plate top is plane, is coated with slide plate, and the ball-type cambered surface of described ball-type steel plate (3) bottom for protruding, is coated with slide plate; The ball-type cambered surface that the top of described lower support plate (5) is indent, matches with the ball-type cambered surface of described ball-type steel plate (3); It is characterized in that: also include at least one diaphragm pressure sensor (7), the front surface of described diaphragm pressure sensor (7) contacts with slide plate.
2. the ball shaped steel bearing with self-checking function according to claim 1, it is characterized in that: what described ball-type steel plate top covered is plane slide plate (2), what bottom covered is sphere slide plate (4), and described plane slide plate (2) and sphere slide plate (4) are polyfluortetraethylene plate or polyethylene board.
3. the ball shaped steel bearing with self-checking function according to claim 2, is characterized in that: described diaphragm pressure sensor (7) is sputtered thin film pressure transducer.
4. the ball shaped steel bearing with self-checking function according to claim 3, it is characterized in that: (1) two opposite side edge of described upper bracket plate is provided with protruding and to the outer part of downward-extension, and is provided with 3-layer composite material SF-1 plate between this outer part and lower support plate (5).
5. the ball shaped steel bearing with self-checking function according to claim 3, it is characterized in that: described upper bracket plate (1) is provided with to circumferentially stretching out and to the outer part of downward-extension, and is provided with 3-layer composite material SF-1 plate between this outer part and lower support plate (5).
6. according to any one described in claim 1-5, have the ball shaped steel bearing of self-checking function, it is characterized in that: described diaphragm pressure sensor (7) is positioned at the ball-type cambered surface of lower support plate (5), its back side is connected with lower support plate (5).
7. the ball shaped steel bearing with self-checking function according to claim 6, is characterized in that: described upper bracket plate (1) top and lower support plate (5) below are also respectively equipped with and the hard-wired sleeve of structure (6).
8. the ball shaped steel bearing with self-checking function according to claim 7, is characterized in that: described lower support plate is reserved aperture (8), for drawing of diaphragm pressure sensor wire (9).
9. the ball shaped steel bearing with self-checking function according to claim 8, is characterized in that: described wire adopts the superfine wire of high-temperature shielding.
10. the ball shaped steel bearing with self-checking function according to claim 9, is characterized in that: be also provided with the signal handling equipment and the data transmission device that are installed on support outer, and the monitored data of bearing is transferred to control room.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320468396.3U CN203403356U (en) | 2013-08-01 | 2013-08-01 | Spherical steel support with self-test function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320468396.3U CN203403356U (en) | 2013-08-01 | 2013-08-01 | Spherical steel support with self-test function |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203403356U true CN203403356U (en) | 2014-01-22 |
Family
ID=49939294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320468396.3U Expired - Lifetime CN203403356U (en) | 2013-08-01 | 2013-08-01 | Spherical steel support with self-test function |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203403356U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105839520A (en) * | 2016-04-29 | 2016-08-10 | 铁道第三勘察设计院集团有限公司 | Heightening and force measuring pot type rubber support with real-time monitoring function |
CN106192739A (en) * | 2016-08-30 | 2016-12-07 | 洛阳双瑞特种装备有限公司 | A kind of vertical force measurement type bridge pad and force measuring method thereof |
CN106192734A (en) * | 2016-07-18 | 2016-12-07 | 深圳市市政设计研究院有限公司 | Spherical steel support, intelligence bearing and bearing monitoring system |
-
2013
- 2013-08-01 CN CN201320468396.3U patent/CN203403356U/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105839520A (en) * | 2016-04-29 | 2016-08-10 | 铁道第三勘察设计院集团有限公司 | Heightening and force measuring pot type rubber support with real-time monitoring function |
CN106192734A (en) * | 2016-07-18 | 2016-12-07 | 深圳市市政设计研究院有限公司 | Spherical steel support, intelligence bearing and bearing monitoring system |
WO2018014430A1 (en) * | 2016-07-18 | 2018-01-25 | 深圳市市政设计研究院有限公司 | Spherical steel support, intelligent support and support monitoring system |
CN106192739A (en) * | 2016-08-30 | 2016-12-07 | 洛阳双瑞特种装备有限公司 | A kind of vertical force measurement type bridge pad and force measuring method thereof |
CN106192739B (en) * | 2016-08-30 | 2018-07-06 | 洛阳双瑞特种装备有限公司 | A kind of vertical force measurement type bridge pad and its force measuring method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203451989U (en) | Friction pendulum vibration isolation support with self-test function | |
CN104343083B (en) | A kind of bearing and pressure monitoring structure thereof | |
CN101301930B (en) | Improved load detection on a flight control actuator | |
CN103424214B (en) | Flexible capacitive touch sensor and manufacturing method of flexible capacitive unit of flexible capacitive touch sensor | |
CN203451990U (en) | Pot type rubber support with self-test function | |
CN203403356U (en) | Spherical steel support with self-test function | |
CN107059606A (en) | A kind of bridge health monitoring bearing and its monitoring method | |
CN201477060U (en) | Crack detection device based on conductive paint | |
CN104343186B (en) | Friction pendulum vibration isolation device and pressure monitoring structure thereof | |
CN103863959B (en) | Pulling force sensor, limiter of moment and hoisting crane | |
CN106840064A (en) | Bridge expansion joint displacement monitoring devices | |
CN107228989B (en) | MEMS electric field sensor with insulating sealing structure | |
CN103940545A (en) | Fire-hydrant water pressure state monitoring system and method based on WSN | |
CN201858432U (en) | Constant force spring hanger | |
CN205140150U (en) | Step on pole climbers safety warning device | |
CN109632006A (en) | A kind of intelligent wireless bolt and on-line monitoring system | |
CN104343082B (en) | A kind of ball shaped steel bearing | |
CN104343081B (en) | A kind of pot rubber bearing | |
CN207863174U (en) | A kind of two-way Self-resetting friction pendulum support of intelligence | |
CN104833303A (en) | Apparatus used for monitoring deformation of anchor pole | |
CN105821760A (en) | Force-monitoring support structure | |
CN104777525A (en) | Method and system for detecting whether person exists on bed based on pressure sensor | |
CN205907590U (en) | Intelligent ball shape steel bearing , monitoring support and intelligent support system | |
CN206058484U (en) | Antidetonation suspension and support intelligence managing and control system | |
CN205898200U (en) | Bridge comprehensive monitoring system based on zigbee module |
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: 20140122 |