CN2415054Y - Adjustable height steel support for dynamometry - Google Patents
Adjustable height steel support for dynamometry Download PDFInfo
- Publication number
- CN2415054Y CN2415054Y CN 00209928 CN00209928U CN2415054Y CN 2415054 Y CN2415054 Y CN 2415054Y CN 00209928 CN00209928 CN 00209928 CN 00209928 U CN00209928 U CN 00209928U CN 2415054 Y CN2415054 Y CN 2415054Y
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- base plate
- wedge type
- plane
- type cradle
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a height-adjustable steel support for measuring force, which belongs to a new-type steel support at the ends of bridges and overhead bridges. A lower pendulum and a wedge-shaped support cushion block are arranged between an upper pendulum connected with the bridge and a base plate connected with a bridge pier or a bridge abutment, and a pressure transducer and a top pressing bolt are arranged between the wedge-shaped support cushion block and the base plate. The top pressing bolt is connected with the base plate by threads, and the support cushion block can move left and right through adjusting the top pressing bolt to achieve the adjustment of the height of the support. The vertical load can be inversely calculated through horizontal force which is measured by the pressure transducer and acts on the wedge-shaped support cushion block. The adjusting function of the steel support is added, and therefore, the support conditions and stress performance of a free beam supported by four supports and a super-static structure can be improved and the beam vibration can be reduced; the utility model has the advantages of simple structure, low cost, convenient dynamometry and high measuring precision.
Description
The utility model is that a kind of oneself height is adjustable and can measure the steel support of bearing reaction, and it is a kind of novel steel support of bridge and viaduct beam-ends.
The steel support that uses in the present bridge, the height of himself is nonadjustable.If bridge pier generation sedimentation, make the bearing end face is that the absolute altitude of bearing surface reaches original level, and the way of using is to be encased inside steel plate or filling dry mortar at bridge pier pier cap end face bearing place at present.The shortcoming of this method is to be difficult to make the absolute altitude of bearing surface to reach design load exactly, and constructional difficulties; For precast beam such as prefabricated box-girder that four bearings support simultaneously, the phenomenon of bearing unbalance stress appears in regular meeting during installation, makes beam produce torsional deflection, can cause a bearing to come to nothing when serious, influences the normal use of beam.In statically-indeterminate structure, when the absolute altitude of bearing surface does not meet designing requirement, can cause that structurally internal stress redistributes, reduce the safety of structure.
Existing benzvalene form rubber dynamometry height-adjustable supports, its adopts bolt lift adjustment, is embedded in the anti-supporting force of trying to achieve of the pressure of oil sac in the rubber in advance by measuring, its shortcoming complex structure, the cost height, practicality is still failed in dynamometry inconvenience at present.
The purpose of this utility model is to overcome above-mentioned shortcoming, a kind of adjustable for height dynamometry steel support is provided, this bearing can make things convenient for regulates the bearing surface absolute altitude exactly, but also can measure bearing reaction, the bearing that can be used as dynamometry in the precast beam bearing of four bearing supports and the statically-indeterminate structure or heighten.
The purpose of this utility model is to realize like this, a kind of adjustable for height dynamometry steel support, comprise the upward pendulum 1 that is connected with bridge, the bottom 4, wedge type cradle 7, pressure sensor 8, roof pressure bolt 9 and the base plate 12 that is connected with bridge pier or abutment is characterized in that being provided with wedge type cradle 7 between the bottom 4 and the base plate 12.Below the bottom 4, be surrounded by corrosion resistant plate 5, on wedge type cradle 7 and below embedding polyfluortetraethylene plate 6 and polyfluortetraethylene plate 10, be embedded with corrosion resistant plate 11 above the base plate 12.
In order to test bearing reaction, cut-in pressure sensor 8 between wedge type cradle 7 and roof pressure bolt 9, roof pressure bolt 9 and base plate 12 are for being threaded.
The lower plane of the bottom 4 is made up of two inclined-planes and a plane, the top type of wedge type cradle 7 is the inclined-plane, contacting between the bottom 4 and the wedge type cradle 7 is the inclined-plane contact, the following type of wedge type cradle 7 is inclined-plane or plane, types are inclined-plane or plane above the base plate 12, and contacting between base plate 12 and the wedge type cradle 7 is that face contacts.
The utility model can make the move left and right of wedge type cradle 7 by regulating roof pressure bolt 9, realizes regulating the height of bearing self.When needs are measured when acting on supports vertical power, the anti-vertical load of trying to achieve of the horizontal force that acts on the wedge type cradle that records according to the angle, inclination angle of wedge type cradle and the friction factor between corrosion resistant plate and the polyfluortetraethylene plate and pressure sensor.
Description of drawings:
Fig. 1-be structural representation of the present utility model.
Fig. 2-structural representation when not having dynamometry for the utility model.
In conjunction with the accompanying drawings the utility model structure is specified:
A kind of adjustable for height dynamometry steel support comprises the upward pendulum 1 that is connected with bridge, corrosion resistant plate 2, polyfluortetraethylene plate 3, the bottom 4, corrosion resistant plate 5, polyfluortetraethylene plate 6, wedge type cradle 7, pressure sensor 8, roof pressure bolt 9, polyfluortetraethylene plate 10, corrosion resistant plate 11 is formed with the base plate 12 that is connected with bridge pier or abutment, is provided with the bottom 4 and wedge type cradle 7 between last pendulum 1 and base plate 12.Be shaped as the face of cylinder below the last pendulum 1, also can be sphere; The top type shape of the bottom 4 should be the face of cylinder or sphere mutually, relatively rotating between pendulum 1 and the bottom 4 faces of cylinder or the sphere satisfied the needs that beam-ends rotates behind the bridge force-bearing in the utilization, simultaneously corrosion resistant plate 2 is arranged the last pendulum on 1 the face of cylinder or the sphere, the face of cylinder of the bottom 4 or sphere embed polyfluortetraethylene plate 3, utilize the characteristic that friction factor is little between corrosion resistant plate and the polyfluortetraethylene plate to reduce the rotary resistance of going up between the pendulum 1 and the bottom 4.
The lower plane of the bottom 4 is made up of two inclined-planes and a plane, and the top type of wedge type cradle 7 is the inclined-plane, and contacting between the bottom 4 and the wedge type cradle 7 is the inclined-plane contact.The following type of wedge type cradle 7 is inclined-plane or plane, and types are inclined-plane or plane above the base plate 12, and contacting between base plate 12 and the wedge type cradle 7 is that face contacts.
When needs are measured the bearing reaction of bearing, this seat mechanism is surrounded by corrosion resistant plate 5 below the bottom 4, on wedge type cradle 7 and below embedding polyfluortetraethylene plate 6 and polyfluortetraethylene plate 10, embedding corrosion resistant plate 11 on base plate 12, between wedge type cradle 7 and base plate 12, insert simultaneously the pressure sensor 8 and the roof pressure bolt 9 of horizontal direction, between roof pressure bolt 9 and the base plate 12 for being threaded.The anti-vertical load of trying to achieve of the horizontal force that acts on the wedge type cradle that angle, inclination angle by the wedge type cradle and the friction factor between corrosion resistant plate and the polyfluortetraethylene plate and pressure sensor record.Pressure sensor is to be that the signal of telecommunication provides by detecting instrument by resistance strain gage with the signal transition of power.
When bearing need be heightened, utilize jack 13, with beam 14 jack-up to the absolute altitude that requires, last pendulum 1 also rises thereupon, regulate roof pressure bolt 9 rotations in the base plate 12, wedge type cradle 7 is moved inwards, the lower plane that keeps the bottom 4 with closely contact with the face of two wedge type cradles 7 above the base plate 12.Wedge type cradle 7 displacements can be by regulating on height and the wedge type cradle, and the tilt meter of lower inclined plane is calculated roof pressure bolt amount of movement, and the wedge type cradle moves inwards, the rising of bearing; The wedge type cradle outwards moves, the reduction of bearing.
When not needing to survey bearing reaction, remove corrosion resistant plate and polyfluortetraethylene plate, the bottom 4 directly is supported on the wedge type cradle 7, wedge type cradle 7 also directly is supported on the base plate 12.Remove pressure sensor 8 simultaneously, with roof pressure bolt 9 direct roof pressure wedge type cradles 7.(see figure 2).In order to reduce the roof pressure power of 7 pairs of roof pressure bolts 9 of wedge type cradle, simultaneously the contact surface between the bottom, wedge type cradle and the base plate is carried out surfacing, to increase friction factor.
The utility model is compared with existing bridle iron, has following advantage:
1, it has increased the regulatory function of bridle iron, thereby can improve 4 bearing supports is arranged The support conditions of simply supported beam and super quiet structure and stress performance reduce vibration of beam;
2, can measure bearing reaction, it is must that the internal force of this right bridge solution redundant structure distributes Indispensable detection means;
3, the utility model is compared with existing basin type rubber dynamometry height-adjustable supports, have simple in structure, Cost is low; Dynamometry is convenient, the measuring accuracy height.
Claims (2)
1, a kind of adjustable for height dynamometry steel support, comprise the upward pendulum (1) that is connected with bridge, the bottom (4), wedge type cradle (7), pressure sensor (8), roof pressure bolt (9) is formed with the base plate (12) that is connected with bridge pier or abutment, it is characterized in that being provided with wedge type cradle (7) between the bottom (4) and the base plate (12), below the bottom (4), be surrounded by corrosion resistant plate (5), on wedge type cradle (7) and below embedding polyfluortetraethylene plate (6) and polyfluortetraethylene plate (10), be embedded with corrosion resistant plate (11) above the base plate (12), cut-in pressure sensor (8) between wedge type cradle (7) and roof pressure bolt (9), roof pressure bolt (9) and base plate (12) are for being threaded.
2, adjustable for height dynamometry steel support according to claim 1, the lower plane of its feature bottom (4) is made up of two inclined-planes and a plane, the top type of wedge type cradle (7) is the inclined-plane, contacting between the bottom (4) and the wedge type cradle (7) is the inclined-plane contact, the following type of wedge type cradle (7) is inclined-plane or plane, and type is inclined-plane or plane above the base plate (12), and contacting between base plate (12) and the wedge type cradle (7) is that face contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00209928 CN2415054Y (en) | 2000-04-26 | 2000-04-26 | Adjustable height steel support for dynamometry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00209928 CN2415054Y (en) | 2000-04-26 | 2000-04-26 | Adjustable height steel support for dynamometry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2415054Y true CN2415054Y (en) | 2001-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00209928 Expired - Fee Related CN2415054Y (en) | 2000-04-26 | 2000-04-26 | Adjustable height steel support for dynamometry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2415054Y (en) |
Cited By (41)
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|---|---|---|---|---|
| WO2010111860A1 (en) * | 2009-04-03 | 2010-10-07 | 深圳市吉阳自动化科技有限公司 | Battery pole piece cutting equipment |
| CN101949134A (en) * | 2010-09-21 | 2011-01-19 | 北京市路兴公路新技术有限公司 | Supporting device capable of rapidly eliminating gap |
| CN101768920B (en) * | 2010-01-28 | 2011-04-13 | 成都市新筑路桥机械股份有限公司 | Rigid hinged support for bridge |
| CN102032959A (en) * | 2010-11-23 | 2011-04-27 | 北京铁科首钢轨道技术有限公司 | Vertical intelligent force measurement support |
| CN102095539A (en) * | 2010-11-23 | 2011-06-15 | 北京铁科首钢轨道技术有限公司 | Self-height-adjusting multi-directional intelligent force-measuring bracket |
| CN102912722A (en) * | 2012-09-25 | 2013-02-06 | 北京铁科首钢轨道技术股份有限公司 | Spherical multidirectional force measuring support |
| CN103111914A (en) * | 2013-01-23 | 2013-05-22 | 北京理工大学 | Laser displacement sensor installion and fine adjustment device |
| CN103993754A (en) * | 2014-04-22 | 2014-08-20 | 江苏永泰建造工程有限公司 | Pre-stress reinforcing device of basement roof temporary overloads and implementation method of pre-stress reinforcing device |
| CN104195951A (en) * | 2014-08-19 | 2014-12-10 | 广西壮族自治区公路桥梁工程总公司 | Pull rod wedge-shaped composite support |
| CN104214510A (en) * | 2013-05-31 | 2014-12-17 | 现代重工业株式会社 | Support structure for liquid cargo storage tank |
| CN104562924A (en) * | 2014-12-31 | 2015-04-29 | 郑州航空工业管理学院 | Self-elevating base plate change method for bridge support |
| CN106120547A (en) * | 2016-08-24 | 2016-11-16 | 洛阳双瑞特种装备有限公司 | A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation |
| CN106320166A (en) * | 2016-08-31 | 2017-01-11 | 李连秀 | Ring-like rotation body support with measurable load |
| CN107059604A (en) * | 2017-05-13 | 2017-08-18 | 林再颐 | A kind of adjustable bridge pad |
| CN107190636A (en) * | 2017-03-29 | 2017-09-22 | 新津腾中筑路机械有限公司 | A kind of stepless height-regulating dynamometry spherical bearing |
| CN107386688A (en) * | 2017-09-09 | 2017-11-24 | 上海先达特种土木工程有限公司 | Wedge-shaped temporary support |
| CN107447652A (en) * | 2017-08-01 | 2017-12-08 | 中铁二院工程集团有限责任公司 | A kind of ball-shaped height-adjusting support |
| CN107447871A (en) * | 2017-09-19 | 2017-12-08 | 无锡圣丰建筑新材料有限公司 | Height-adjustable shock isolating pedestal |
| CN107476184A (en) * | 2017-08-01 | 2017-12-15 | 洛阳双瑞特种装备有限公司 | A kind of bridge height adjusts system and method |
| CN107893369A (en) * | 2017-11-22 | 2018-04-10 | 武汉海润工程设备有限公司 | One kind is used for the adjustable bridle iron of magnetic-levitation access bridge depth of beam |
| CN108149583A (en) * | 2016-01-09 | 2018-06-12 | 长安大学 | A kind of anti-bias installation method of bearing |
| CN110863425A (en) * | 2019-12-09 | 2020-03-06 | 河南交院工程技术有限公司 | Bridge structure |
| CN111794088A (en) * | 2020-07-03 | 2020-10-20 | 中铁大桥局集团有限公司 | Intelligence friction pendulum isolation bearing |
| CN111999019A (en) * | 2020-08-26 | 2020-11-27 | 成都济通路桥科技有限公司 | Novel calibration method for bridge support device in operation period |
| CN112160257A (en) * | 2020-10-30 | 2021-01-01 | 成都济通路桥科技有限公司 | Temporary supporting device and support replacing method |
| CN112252208A (en) * | 2020-10-30 | 2021-01-22 | 成都济通路桥科技有限公司 | Replacement method of height-adjustable support |
| CN112284612A (en) * | 2020-10-23 | 2021-01-29 | 成都济通路桥科技有限公司 | Operation period supporting device serial type calibration method and system |
| CN112326076A (en) * | 2020-11-04 | 2021-02-05 | 重庆大学 | Pressure sensor and installation mechanism thereof |
| CN112484912A (en) * | 2020-10-27 | 2021-03-12 | 成都济通路桥科技有限公司 | Parallel calibration method and system for force measurement support in service state |
| CN112536781A (en) * | 2020-11-25 | 2021-03-23 | 南京航空航天大学 | Static rotor bending-proof support with adjustable supporting force |
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| CN112627019A (en) * | 2020-12-18 | 2021-04-09 | 成都济通路桥科技有限公司 | Stepless height adjusting method for large-stroke height adjustment |
| CN112666075A (en) * | 2020-12-23 | 2021-04-16 | 成都济通路桥科技有限公司 | Novel force measuring device and method for measuring friction coefficient of support in operation period |
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| CN113155727A (en) * | 2021-01-21 | 2021-07-23 | 成都济通路桥科技有限公司 | Method for calibrating friction coefficient of supporting device |
| WO2022033032A1 (en) * | 2020-08-14 | 2022-02-17 | 成都济通路桥科技有限公司 | Novel force measurement and height adjustment apparatus and support |
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| WO2022083054A1 (en) * | 2020-10-23 | 2022-04-28 | 成都济通路桥科技有限公司 | Method for calibrating in-service bridge force-measurement bearing support on basis of accurate determination of coefficient of friction |
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2000
- 2000-04-26 CN CN 00209928 patent/CN2415054Y/en not_active Expired - Fee Related
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| WO2010111860A1 (en) * | 2009-04-03 | 2010-10-07 | 深圳市吉阳自动化科技有限公司 | Battery pole piece cutting equipment |
| CN101768920B (en) * | 2010-01-28 | 2011-04-13 | 成都市新筑路桥机械股份有限公司 | Rigid hinged support for bridge |
| CN101949134A (en) * | 2010-09-21 | 2011-01-19 | 北京市路兴公路新技术有限公司 | Supporting device capable of rapidly eliminating gap |
| CN102032959B (en) * | 2010-11-23 | 2012-10-10 | 北京铁科首钢轨道技术有限公司 | Vertical intelligent force measurement support |
| CN102095539A (en) * | 2010-11-23 | 2011-06-15 | 北京铁科首钢轨道技术有限公司 | Self-height-adjusting multi-directional intelligent force-measuring bracket |
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| CN102032959A (en) * | 2010-11-23 | 2011-04-27 | 北京铁科首钢轨道技术有限公司 | Vertical intelligent force measurement support |
| CN102912722A (en) * | 2012-09-25 | 2013-02-06 | 北京铁科首钢轨道技术股份有限公司 | Spherical multidirectional force measuring support |
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| CN107447871A (en) * | 2017-09-19 | 2017-12-08 | 无锡圣丰建筑新材料有限公司 | Height-adjustable shock isolating pedestal |
| CN107893369A (en) * | 2017-11-22 | 2018-04-10 | 武汉海润工程设备有限公司 | One kind is used for the adjustable bridle iron of magnetic-levitation access bridge depth of beam |
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| WO2022033032A1 (en) * | 2020-08-14 | 2022-02-17 | 成都济通路桥科技有限公司 | Novel force measurement and height adjustment apparatus and support |
| CN111999019A (en) * | 2020-08-26 | 2020-11-27 | 成都济通路桥科技有限公司 | Novel calibration method for bridge support device in operation period |
| CN112284612A (en) * | 2020-10-23 | 2021-01-29 | 成都济通路桥科技有限公司 | Operation period supporting device serial type calibration method and system |
| WO2022083054A1 (en) * | 2020-10-23 | 2022-04-28 | 成都济通路桥科技有限公司 | Method for calibrating in-service bridge force-measurement bearing support on basis of accurate determination of coefficient of friction |
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| CN112484912B (en) * | 2020-10-27 | 2022-08-09 | 成都济通路桥科技有限公司 | Parallel calibration method and system for force measurement support in service state |
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| CN112160257A (en) * | 2020-10-30 | 2021-01-01 | 成都济通路桥科技有限公司 | Temporary supporting device and support replacing method |
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| CN112536781A (en) * | 2020-11-25 | 2021-03-23 | 南京航空航天大学 | Static rotor bending-proof support with adjustable supporting force |
| CN112536781B (en) * | 2020-11-25 | 2022-06-10 | 南京航空航天大学 | Static rotor bending-proof support with adjustable supporting force |
| CN112627019A (en) * | 2020-12-18 | 2021-04-09 | 成都济通路桥科技有限公司 | Stepless height adjusting method for large-stroke height adjustment |
| CN112629715A (en) * | 2020-12-18 | 2021-04-09 | 成都济通路桥科技有限公司 | Replacement method convenient for replacing sensing device |
| CN112666075B (en) * | 2020-12-23 | 2021-09-28 | 成都济通路桥科技有限公司 | Method for measuring friction coefficient between force measuring device and support in operation period |
| CN112748067A (en) * | 2020-12-23 | 2021-05-04 | 成都济通路桥科技有限公司 | Force measuring device for accurately measuring friction coefficient and support calibration method |
| CN112748067B (en) * | 2020-12-23 | 2024-06-04 | 济通智能装备股份有限公司 | Calibration method for force measuring device and support based on friction coefficient measurement |
| CN112666075A (en) * | 2020-12-23 | 2021-04-16 | 成都济通路桥科技有限公司 | Novel force measuring device and method for measuring friction coefficient of support in operation period |
| CN113155727B (en) * | 2021-01-21 | 2023-02-14 | 成都济通路桥科技有限公司 | Method for calibrating friction coefficient of supporting device |
| CN113155727A (en) * | 2021-01-21 | 2021-07-23 | 成都济通路桥科技有限公司 | Method for calibrating friction coefficient of supporting device |
| CN114108453A (en) * | 2021-10-11 | 2022-03-01 | 南京工大桥隧与轨道交通研究院有限公司 | Height adjusting device suitable for support |
| CN114481820A (en) * | 2021-12-24 | 2022-05-13 | 柳州东方工程橡胶制品有限公司 | Portable height-adjusting intelligent monitoring support |
| CN114622484A (en) * | 2022-04-25 | 2022-06-14 | 中铁大桥局集团有限公司 | Multifunctional intelligent support and use method |
| CN118310667A (en) * | 2024-06-11 | 2024-07-09 | 石家庄铁道大学 | Bridge support force measuring device |
| CN118310667B (en) * | 2024-06-11 | 2024-09-27 | 石家庄铁道大学 | Bridge support force measuring device |
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