CN204064597U - The erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level - Google Patents

The erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level Download PDF

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Publication number
CN204064597U
CN204064597U CN201420459524.2U CN201420459524U CN204064597U CN 204064597 U CN204064597 U CN 204064597U CN 201420459524 U CN201420459524 U CN 201420459524U CN 204064597 U CN204064597 U CN 204064597U
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China
Prior art keywords
support bar
support
bridge
hydrostatic level
triangle
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Expired - Fee Related
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CN201420459524.2U
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Chinese (zh)
Inventor
袁卓亚
石雄伟
许冰
赵建勋
柯亮亮
田黎明
曹湘
冯威
雷丹
王旭
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Xian Highway Research Institute
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Xian Highway Research Institute
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Priority to CN201420459524.2U priority Critical patent/CN204064597U/en
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Abstract

The utility model discloses a kind of erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level, comprise triangle support frame and to be arranged on triangle support frame and the adjustable back up pad of setting height(from bottom), triangle support frame is laid along the direction across bridge of institute's monitoring bridge, hydrostatic level is installed on the supporting plate, and the beam body of institute's monitoring bridge is case beam; The inclined support bar that triangle support frame comprises the first support bar, is fixed on the second support bar below the first support bar and is connected between the first support bar and the second support bar, first support bar, the second support bar and inclined support bar are all laid on same plane, and the first support bar is flattened on bottom the top board of case beam; First support bar is fixed on the top board of case beam by multiple expansion bolt.Simple, the reasonable in design and processing and fabricating of the utility model structure and easy accessibility, result of use are good, easyly can be fastened and fixed hydrostatic level in monitored Liang Tishang, and the high and long service life of the accuracy of detection of fixing hydrostatic level.

Description

The erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level
Technical field
The utility model relates to a kind of erecting frame, especially relates to a kind of erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level.
Background technology
Carry out in the process such as long term monitoring, bridge special examined to labyrinth bridge, all need to carry out long-term fixed cycle monitoring to the amount of deflection of bridge, even need in some cases to carry out Real-Time Monitoring, and deflection monitoring accuracy requirement is higher, general conventional spirit-leveling instrument or the higher total powerstation of precision carry out deflection metrology, and Partial Bridges monitoring adopts static liquid level to monitor amount of deflection.Wherein, when measuring with spirit-leveling instrument or total powerstation, due to many-sided impacts such as climate, temperature, driving vehicle, safety factors, cause the precision of measurement and frequency to be had a greatly reduced quality, the Real-Time Monitoring of deflection of bridge span is then more difficult.And existing common hydrostatic leveling process is as follows: at the bottom of beam or beam coxostermum inwall to punching bar planting, hydrostatic level is fixed on web, measure the distortion of box girder web with this, and then estimate the deflection value of adjacent top board with this to measure the distortion of beam body.In actual use procedure, there are following serious shortcomings and deficiencies in above-mentioned existing hydrostatic leveling method: on the one hand, monitoring device is laid at the bottom of beam side or beam, large by natural environment influence, maintenance cost is high, and need punching on web, can produce unnecessary destruction to box-beam structure; On the other hand, for the bridge that longitudinal gradient at the bottom of the beams such as continuous rigid frame bridge is larger, be difficult to be laid in the position suitable with beam body deformability position height, can only according to the measured value of web or base plate, rough calculation goes out the amount of deflection of the indoor top board of different case, and can not reflect the accurate amount of deflection at direction across bridge diverse location place on the crucial cross section such as span centre, quartile.Thus, nowadays the erecting frame of simple, the reasonable in design and processing and fabricating of a kind of structure and easy accessibility, Longspan Bridge Long-term Deflection monitoring hydrostatic level that result of use is good is lacked, easyly hydrostatic level can be fastened and fixed in monitored Liang Tishang, the high and long service life of the accuracy of detection of fixing hydrostatic level so as bridge floor amount of deflection to be carried out accurately, quick, safety, convenience and Real-Time Monitoring.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level is provided, simple, the reasonable in design and processing and fabricating of its structure and easy accessibility, result of use are good, easy hydrostatic level to be fastened and fixed in monitored Liang Tishang, and the high and long service life of the accuracy of detection of fixing hydrostatic level.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level, it is characterized in that: comprise triangle support frame and install and adjustable for height back up pad for hydrostatic level, described triangle support frame is laid along the direction across bridge of institute's monitoring bridge, described back up pad is arranged on described triangle support frame, and the beam body of institute's monitoring bridge is case beam; The inclined support bar that described triangle support frame comprises the first support bar, is fixed on the second support bar below first support bar one end and is connected between the first support bar other end and the second support bar lower end, described first support bar, the second support bar and inclined support bar are all laid on same plane, described first support bar is flattened on bottom the top board of described case beam, described second support bar and the first support bar are vertical runs, and described back up pad and the first support bar are parallel laying; Described first support bar is fixed on the top board of described case beam by multiple expansion bolt.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, is characterized in that: described inclined support bar is reinforcing bar or angle steel.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, is characterized in that: described first support bar, the second support bar and inclined support bar are shaped steel; Described first support bar have multiple respectively for the bolt mounting holes that expansion bolt is installed, one end of described first support bar is fixedly connected with the upper end of the second support bar, and the two ends of described inclined support bar are fixedly connected with the lower end of the second support bar with the other end of the first support bar respectively; Described inclined support bar is positioned at the side of the second support bar, and described back up pad is positioned at the opposite side of inclined support bar and it is arranged on inclined support bar bottom, and described back up pad is laid along the direction across bridge of institute's monitoring bridge.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, it is characterized in that: the quantity of described triangle support frame is multiple, the structure of multiple described triangle support frame and its vertical bridge along institute monitoring bridge all identical with size is to laying from front to back, multiple described triangle support frame is parallel laying, is all connected by multiple web member between adjacent two the described triangle support frames in front and back; The quantity of described back up pad is one, described back up pad is arranged on the second support bar of multiple described triangle support frame, second support bar of multiple described triangle support frame is all laid on same plane, and the second support bar of multiple described triangle support frame all has the mounting hole installed for back up pad.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, it is characterized in that: multiple described web member is connected between the second support bar of adjacent two the described triangle support frames in front and back, multiple described web member is all parallel laying with the first support bar, and multiple described web member is from top to bottom laid.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, it is characterized in that: described first support bar is laid along the direction across bridge of institute's monitoring bridge, described first support bar and the second support bar are angle steel, the both sides of described first support bar are respectively the first right-angle side and the second right-angle side, and the both sides of the second support bar are respectively the 3rd right-angle side and the 4th right-angle side; Described first right-angle side is flattened on bottom the top board of described case beam, on the inwall that described 3rd right-angle side upper flat is attached to described second right-angle side and described 3rd right-angle side top is fixedly connected with the inwall of described second right-angle side, and the top of described second support bar is fixed on the bottom surface of described first right-angle side.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, it is characterized in that: the xsect of described back up pad is L shape, described back up pad comprises and is arranged on the first installing plate on the second support bar and is laid in described first installing plate upper outside and the second installing plate of installing of the hydrostatic level of confession; Described first installing plate and the second installing plate connect as one and the two is vertical runs, and described hydrostatic level is arranged on described second installing plate by multiple first coupling bolt; Described first installing plate is arranged on the second support bar by multiple second coupling bolt, described second support bar has the strip mounting hole that confession second coupling bolt is installed, described first installing plate has the circular mounting hole installed for the second coupling bolt.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, is characterized in that: described first support bar with between the second support bar and described inclined support bar be all fixedly connected with welding manner with between the first support bar and the second support bar.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, is characterized in that: the quantity of described triangle support frame is two, and two described triangle support frames are symmetrically laid.
The erecting frame of above-mentioned Longspan Bridge Long-term Deflection monitoring hydrostatic level, is characterized in that: the length of described first support bar is 50cm ~ 60cm, and described second support bar length is 60cm ~ 100cm, and the length of described inclined support bar is 80cm ~ 140cm.
The utility model compared with prior art has the following advantages:
1, structure is simple, reasonable in design and processing and fabricating is easy, and can realize batch production batch production, and thus machining precision is easy to ensure, processing cost is lower.
2, because the utility model can be prefabricated in the factory, thus significantly can reduce the set-up time of on-the-spot hydrostatic level, and due to the utility model crudy good, the installation accuracy of hydrostatic level also can effectively ensure, installation process is easy, quick.
3, by the utility model, hydrostatic level is arranged on case beam inside, thus the testing process of hydrostatic level is less by outside environmental impact, and accuracy of detection is higher, long service life, maintenance cost are lower and result of use is good, suitable long-time use.
4, assembled by multiple triangle support frame, triangle support frame Stability Analysis of Structures and fixed, thus the utility model with monitored bridge deform in same pace, thus can ensure bridge deflection monitoring precision further.In addition, connected by multiple tracks ribbed stiffener lath between multiple triangle support frame, be convenient to factorial praluction, Assembling, can effectively ensure crudy of the present utility model and permanance.
5, be fixed by expansion bolt between the utility model and institute's monitoring bridge, not only fixed, and also disassembly process is easy, quick, can not produce unnecessary destruction to box-beam structure simultaneously.In addition, be fixed by coupling bolt between hydrostatic level and erecting frame, thus convenient fixing and good fixing effect, time saving and energy saving.
6, can repeatedly use, cost-saving.
7, according to the change of the longitudinal gradient of case beam and setting height(from bottom), processing dimension of the present utility model can be adjusted, sustained height place can be arranged on by the multiple hydrostatic level of easy, effective guarantee like this, ensure bridge deflection monitoring precision.
8, accurate adjustment can be carried out to the setting height(from bottom) of hydrostatic level by adjusting back up pad up and down, thus the installation accuracy of each hydrostatic level of easy, the effective adjustment of energy, ensure deflection monitoring precision.
9, hydrostatic level is fixed on bottom the top board of monitored case beam by the utility model, effectively can solve monitoring device when bridge that at the bottom of the beams such as existing continuous rigid frame bridge, longitudinal gradient is larger carries out deflection monitoring to be like this difficult to be laid in the position suitable with beam body deformability position height, the amount of deflection of the indoor top board of different case can only be gone out according to the measured value rough calculation of web or base plate, and the problems such as the accurate amount of deflection at direction across bridge diverse location place on the crucial cross section such as span centre, quartile can not be reflected.
10, installation and observation process need not suspend traffic, safe and reliable, effectively can solve the problems such as existing highway bridge deflection metrology is inconvenient, installation process is complicated, measuring accuracy is limited, and can solve current high pier, the real-time deflection monitoring of Longspan Bridge difficult, not easily regularly carry out the problems such as deflection metrology continuously.
In sum, simple, the reasonable in design and processing and fabricating of the utility model structure and easy accessibility, result of use are good, easyly can be fastened and fixed hydrostatic level in monitored Liang Tishang, and the high and long service life of the accuracy of detection of fixing hydrostatic level.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is using state reference diagram of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is I-I cut-open view of Fig. 2.
Fig. 4 is II-II cut-open view of Fig. 2.
Description of reference numerals:
1-hydrostatic level; 2-erecting frame; 2-1-back up pad;
2-2-the first support bar; 2-3-the second support bar; 2-31-strip mounting hole;
2-4-inclined support bar; 2-5-the first coupling bolt; 2-6-the second coupling bolt;
2-7-ribbed stiffener lath; 3-communicating pipe; 4-expansion bolt.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, the utility model comprises triangle support frame and installs and adjustable for height back up pad 2-1 for hydrostatic level 1, described triangle support frame is laid along the direction across bridge of institute's monitoring bridge, described back up pad 2-1 is arranged on described triangle support frame, and the beam body of institute's monitoring bridge is case beam.The inclined support bar 2-4 that described triangle support frame comprises the first support bar 2-2, is fixed on the second support bar 2-3 below first support bar 2-2 one end and is connected between the first support bar 2-2 other end and the second support bar 2-3 lower end, described first support bar 2-2, the second support bar 2-3 and inclined support bar 2-4 are all laid on same plane, described first support bar 2-2 is flattened on bottom the top board of described case beam, described second support bar 2-3 and the first support bar 2-2 is vertical runs, and described back up pad 2-1 is parallel laying with the first support bar 2-2.Described first support bar 2-2 is fixed on the top board of described case beam by multiple expansion bolt 4.
During practice of construction, described first support bar 2-2, the second support bar 2-3 and inclined support bar 2-4 are shaped steel.Described first support bar 2-2 have multiple respectively for the bolt mounting holes that expansion bolt 4 is installed, one end of described first support bar 2-2 is fixedly connected with the upper end of the second support bar 2-3, and the two ends of described inclined support bar 2-4 are fixedly connected with the lower end of the second support bar 2-3 with the other end of the first support bar 2-2 respectively.Described inclined support bar 2-4 is positioned at the side of the second support bar 2-3, and described back up pad 2-1 is positioned at the opposite side of inclined support bar 2-4 and it is arranged on inclined support bar 2-4 bottom, and described back up pad 2-1 lays along the direction across bridge of institute's monitoring bridge.Described first support bar 2-2 with between the second support bar 2-3 and described inclined support bar 2-4 be all fixedly connected with welding manner with between the first support bar 2-2 and the second support bar 2-3.
In the present embodiment, described first support bar 2-2 lays along the direction across bridge of institute's monitoring bridge, described first support bar 2-2 and the second support bar 2-3 is angle steel, the both sides of described first support bar 2-2 are respectively the first right-angle side and the second right-angle side, and the both sides of the second support bar 2-3 are respectively the 3rd right-angle side and the 4th right-angle side.Described first right-angle side is flattened on bottom the top board of described case beam, on the inwall that described 3rd right-angle side upper flat is attached to described second right-angle side and described 3rd right-angle side top is fixedly connected with the inwall of described second right-angle side, and the top of described second support bar 2-3 is fixed on the bottom surface of described first right-angle side.
When actual laying is installed, described first support bar 2-2 is that level is laid, and described second support bar 2-3 is vertically to laying.Correspondingly, described first right-angle side is that level is laid.
During practice of construction, the quantity of described triangle support frame is multiple, the structure of multiple described triangle support frame and its vertical bridge along institute monitoring bridge all identical with size is to laying from front to back, multiple described triangle support frame is parallel laying, is all connected by multiple web member between adjacent two the described triangle support frames in front and back.The quantity of described back up pad 2-1 is one, described back up pad 2-1 is arranged on the second support bar 2-3 of multiple described triangle support frame, second support bar 2-3 of multiple described triangle support frame is all laid on same plane, and the second support bar 2-3 of multiple described triangle support frame all has the mounting hole installed for back up pad 2-1.Multiple described web member is connected between the second support bar 2-3 of adjacent two the described triangle support frames in front and back, and multiple described web member is from top to bottom laid.
In the present embodiment, multiple described web member is all parallel laying with the first support bar 2-2.
In the present embodiment, the quantity of multiple described web member is three.
Actually add man-hour, can according to specific needs, the quantity of multiple described web member be adjusted accordingly.
In the present embodiment, described web member is ribbed stiffener lath 2-7, and described ribbed stiffener lath 2-7 is steel plate strip, is all fixedly connected with welding manner between the second support bar 2-3 of described ribbed stiffener lath 2-7 two described triangle support frames adjacent with front and back.
Actually add man-hour, described ribbed stiffener lath 2-7 is the rectangular strip laid in level.
In the present embodiment, described inclined support bar 2-4 is reinforcing bar or angle steel.During actual use, described inclined support bar 2-4 also can adopt the steel supports rod member of other type.
In the present embodiment, the xsect of described back up pad 2-1 is L shape, and described back up pad 2-1 comprises and is arranged on the first installing plate on the second support bar 2-3 and is laid in described first installing plate upper outside and the second installing plate of installing of the hydrostatic level 1 of confession.Described first installing plate and the second installing plate connect as one and the two is vertical runs, and described hydrostatic level 1 is arranged on described second installing plate by multiple first coupling bolt 2-5.Described first installing plate is arranged on the second support bar 2-3 by multiple second coupling bolt 2-6, described second support bar 2-3 has the strip mounting hole 2-31 that a confession second coupling bolt 2-6 installs, described first installing plate has the circular mounting hole installed for the second coupling bolt 2-6.
In the present embodiment, described strip mounting hole 2-31 is vertically to laying.
In the present embodiment, the quantity of described triangle support frame is two, and two described triangle support frames are symmetrically laid.3rd right-angle side of two described triangle support frames is parallel laying, and multiple described web member is connected between the 3rd right-angle side of two described triangle support frames.4th right-angle side of two described triangle support frames is laid on same perpendicular, first installing plate of described back up pad 2-1 is arranged on the 4th right-angle side of two described triangle support frames, and described first installing plate is parallel laying with the 4th right-angle side of two described triangle support frames.First installing plate of described back up pad 2-1 is in vertically to laying, and second installing plate of described back up pad 2-1 is that level is laid, and such hydrostatic level 1 can be in horizontality, and described first installing plate and the second installing plate are rectangular slab.
In the present embodiment, the length of described first support bar 2-2 is 50cm ~ 60cm.Further, the first support bar 2-2 is fixed on the top board of described case beam by 3 expansion bolts 4.Described second support bar 2-3 length is 60cm ~ 100cm.The length of described inclined support bar 2-4 is 80cm ~ 140cm.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.

Claims (10)

1. the erecting frame of a Longspan Bridge Long-term Deflection monitoring hydrostatic level, it is characterized in that: comprise triangle support frame and install and adjustable for height back up pad (2-1) for hydrostatic level (1), described triangle support frame is laid along the direction across bridge of institute's monitoring bridge, described back up pad (2-1) is arranged on described triangle support frame, and the beam body of institute's monitoring bridge is case beam, described triangle support frame comprises the first support bar (2-2), the inclined support bar (2-4) being fixed on the second support bar (2-3) below the first support bar (2-2) one end and being connected between the first support bar (2-2) other end and the second support bar (2-3) lower end, described first support bar (2-2), second support bar (2-3) and inclined support bar (2-4) are all laid on same plane, described first support bar (2-2) is flattened on bottom the top board of described case beam, described second support bar (2-3) and the first support bar (2-2) are in vertical runs, described back up pad (2-1) and the first support bar (2-2) are in parallel laying, described first support bar (2-2) is fixed on the top board of described case beam by multiple expansion bolt (4).
2. according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 1, it is characterized in that: described inclined support bar (2-4) is reinforcing bar or angle steel.
3. according to the erecting frame of the Longspan Bridge Long-term Deflection monitoring hydrostatic level described in claim 1 or 2, it is characterized in that: described first support bar (2-2), the second support bar (2-3) and inclined support bar (2-4) are shaped steel; Described first support bar (2-2) has multiple bolt mounting holes supplying expansion bolt (4) to install respectively, one end of described first support bar (2-2) is fixedly connected with the upper end of the second support bar (2-3), and the two ends of described inclined support bar (2-4) are fixedly connected with the lower end of the second support bar (2-3) with the other end of the first support bar (2-2) respectively; Described inclined support bar (2-4) is positioned at the side of the second support bar (2-3), described back up pad (2-1) is positioned at the opposite side of inclined support bar (2-4) and it is arranged on inclined support bar (2-4) bottom, and described back up pad (2-1) is laid along the direction across bridge of institute's monitoring bridge.
4. according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 3, it is characterized in that: the quantity of described triangle support frame is multiple, the structure of multiple described triangle support frame and its vertical bridge along institute monitoring bridge all identical with size is to laying from front to back, multiple described triangle support frame is parallel laying, is all connected by multiple web member between adjacent two the described triangle support frames in front and back; The quantity of described back up pad (2-1) is one, described back up pad (2-1) is arranged on second support bar (2-3) of multiple described triangle support frame, second support bar (2-3) of multiple described triangle support frame is all laid on same plane, and second support bar (2-3) of multiple described triangle support frame all has the mounting hole installed for back up pad (2-1).
5. according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 4, it is characterized in that: multiple described web member is connected between second support bar (2-3) of adjacent two the described triangle support frames in front and back, multiple described web member all with the first support bar (2-2) in parallel laying, and multiple described web member is from top to bottom laid.
6. according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 3, it is characterized in that: described first support bar (2-2) is laid along the direction across bridge of institute's monitoring bridge, described first support bar (2-2) and the second support bar (2-3) are angle steel, the both sides of described first support bar (2-2) are respectively the first right-angle side and the second right-angle side, and the both sides of the second support bar (2-3) are respectively the 3rd right-angle side and the 4th right-angle side; Described first right-angle side is flattened on bottom the top board of described case beam, on the inwall that described 3rd right-angle side upper flat is attached to described second right-angle side and described 3rd right-angle side top is fixedly connected with the inwall of described second right-angle side, and the top of described second support bar (2-3) is fixed on the bottom surface of described first right-angle side.
7. according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 3, it is characterized in that: the xsect of described back up pad (2-1) is L shape, described back up pad (2-1) comprises and is arranged on the first installing plate on the second support bar (2-3) and is laid in described first installing plate upper outside and the second installing plate of installing of the hydrostatic level of confession (1); Described first installing plate and the second installing plate connect as one and the two is vertical runs, and described hydrostatic level (1) is arranged on described second installing plate by multiple first coupling bolt (2-5); Described first installing plate is arranged on the second support bar (2-3) by multiple second coupling bolt (2-6), described second support bar (2-3) has the strip mounting hole (2-31) that confession second coupling bolt (2-6) is installed, described first installing plate has the circular mounting hole installed for the second coupling bolt (2-6).
8., according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 3, it is characterized in that: described first support bar (2-2) with between the second support bar (2-3) and described inclined support bar (2-4) be all fixedly connected with welding manner with between the first support bar (2-2) and the second support bar (2-3).
9. according to the erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level according to claim 3, it is characterized in that: the quantity of described triangle support frame is two, and two described triangle support frames are symmetrically laid.
10. according to the erecting frame of the Longspan Bridge Long-term Deflection monitoring hydrostatic level described in claim 1 or 2, it is characterized in that: the length of described first support bar (2-2) is 50cm ~ 60cm, described second support bar (2-3) length is 60cm ~ 100cm, and the length of described inclined support bar (2-4) is 80cm ~ 140cm.
CN201420459524.2U 2014-08-14 2014-08-14 The erecting frame of Longspan Bridge Long-term Deflection monitoring hydrostatic level Expired - Fee Related CN204064597U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105806268A (en) * 2016-03-11 2016-07-27 青岛理工大学 Device for monitoring bolt ball steel structure grid deflection and manufacturing method of the device
CN107990104A (en) * 2017-11-28 2018-05-04 上海理工大学 The double rod connection gusseted platform of measurement noise device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105806268A (en) * 2016-03-11 2016-07-27 青岛理工大学 Device for monitoring bolt ball steel structure grid deflection and manufacturing method of the device
CN107990104A (en) * 2017-11-28 2018-05-04 上海理工大学 The double rod connection gusseted platform of measurement noise device
CN107990104B (en) * 2017-11-28 2020-04-21 上海理工大学 Double-rod connection triangular supporting platform of noise measuring device

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