CN113465849B - Synchronous test system for multi-point deflection of bridge - Google Patents
Synchronous test system for multi-point deflection of bridge Download PDFInfo
- Publication number
- CN113465849B CN113465849B CN202110832906.XA CN202110832906A CN113465849B CN 113465849 B CN113465849 B CN 113465849B CN 202110832906 A CN202110832906 A CN 202110832906A CN 113465849 B CN113465849 B CN 113465849B
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- end position
- rod
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- fixedly arranged
- limiting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0008—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings of bridges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
- G01M5/005—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress by means of external apparatus, e.g. test benches or portable test systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a bridge multipoint deflection synchronous test system which comprises a fixed plate, wherein a vertical rod is vertically and fixedly arranged at the central position of the upper end of the fixed plate, a fixed disc is horizontally and fixedly arranged at the upper end of the vertical rod, a rotating shaft is fixedly arranged at the upper end of the fixed disc, a rotating disc is movably arranged at the upper end of the rotating shaft, scale marks are arranged at the upper end of the rotating disc, a detection equipment main body is fixedly arranged at the upper end of the rotating disc, and a plurality of limiting holes are uniformly and circumferentially arranged at the outer end of the rotating disc. When the rotary table is required to rotate, the L-shaped rod is moved through the operation block, so that the spring is stretched, the clamping block is separated from the inside of the limiting hole, then the rotary table is rotated, a specific rotation angle is determined through the pointer matched with the scale mark, the operation block is loosened after the rotary table is rotated to a proper angle, the spring is reset to drive the L-shaped rod to reset, the clamping block is clamped at the corresponding position inside the limiting hole, and the position of the rotary table is fixed.
Description
Technical Field
The invention relates to the field of building equipment, in particular to a bridge multipoint deflection synchronous test system.
Background
Deflection refers to the linear displacement of the axis of the rod piece in the direction vertical to the axis or the linear displacement of the middle surface of the plate shell in the direction vertical to the middle surface when the stress or the non-uniform temperature changes. When the bridge is bent and deformed, the center of the cross section is displaced along the line in the direction perpendicular to the axis. Deflection of a sheet or shell refers to displacement of points on the mid-plane normal line to that point. The deflection function or displacement function of each point on the object varies with position and time. Deflection is related to load size, cross-sectional dimensions of the component and physical properties of the component material.
Bridge degree of wrapping needs to utilize the detector when detecting, but current detector needs special storage equipment to protect, and complex operation during the use to the equipment needs whole rotation when rotating, rotates inconveniently, and can't confirm specific turned angle, so need a device to solve above-mentioned problem urgently.
Disclosure of Invention
The invention aims to provide a bridge multipoint deflection synchronous test system which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a synchronous test system of bridge multiple spot amount of deflection, includes the fixed plate, fixed plate upper end central point puts vertical fixed mounting and is provided with vertical pole, vertical pole upper end position horizontal fixed mounting is provided with the fixed disk, fixed disk upper end position fixed mounting is provided with the pivot, pivot upper end position movable mounting is provided with the carousel, and the carousel rotates around the pivot, carousel upper end position is provided with the scale mark, and the scale mark is convenient for confirm rotation angle, carousel upper end position fixed mounting is provided with the check out test set main part, carousel outside end position evenly encircles and is provided with a plurality of spacing hole, fixed disk left side end position is provided with stop gear, fixed plate outside end position evenly fixed mounting is provided with a plurality of extension piece, fixed mounting is provided with the fixed axle between the extension piece, the activity of fixed axle outside end position cup joints and is provided with hollow bar, the hollow rod rotates around the fixed shaft, the front end position of the extension block is provided with a fixing mechanism, the lower end position of the hollow rod is movably sleeved with a movable rod, the movable rod slides up and down along the hollow rod, the lower end position of the movable rod is movably provided with a supporting rod, the supporting rod rotates around the movable rod, the lower end position of the movable rod is fixedly provided with a limiting plate, the outer end position of the hollow rod is movably provided with a fastening screw rod, the outer end position of the hollow rod is fixedly provided with a first magic tape, the left end position of the first magic tape is fixedly provided with a second magic tape, when the hollow rod is used, a user stretches the movable rod to a proper height, then rotates the fastening screw rod, so that the position of the movable rod is fixed, thereby facilitating the height adjustment work of equipment, and then rotates the supporting rod, so that the supporting rod is adsorbed and fixed outside the limiting plate, thereby fixed bracing piece position for the bracing piece is located incline position, improves supporting stability, later rotates the second magic subsides, makes the second magic subsides encircle in the hollow pole outside, and is fixed in first magic subsides outside at last, thereby fixed hollow pole position rotates hollow pole to vertical upward position when idle, makes the hollow pole encircle in the check out test set main part outside, then rotates the second magic subsides and apply in first magic subsides outside, utilizes the second magic subsides that encircle to protect inside check out test set main part, need not special settling equipment and settles work.
Preferably, the stop gear includes cavity, spout, operation piece, spring, L type pole, pointer and fixture block, the cavity has been seted up to the inside left side end position of fixed disk, the inside position activity joint of cavity is provided with L type pole, position fixed connection is provided with the spring between L type pole right side and the cavity lateral wall, the spout has been seted up to fixed disk lower extreme position level, L type pole lower extreme position fixed mounting is provided with the operation piece, L type pole right side end position fixed mounting is provided with the fixture block, L type pole upper end position level fixed mounting is provided with the pointer, when needs rotate, moves L type pole through the operation piece for the spring is stretched, makes the fixture block break away from spacing downthehole portion, then rotates the carousel, and confirm through pointer cooperation scale mark and rotate specific angle, loosen the operation piece after rotating to suitable angle, the spring resets and drive L type pole and reset, makes fixture block joint at corresponding spacing downthehole position, makes the carousel position fixed.
Preferably, the fixed establishment includes gag lever post, draw-in groove, magnetic path and stopper, extension piece central point puts the activity interlude and is provided with the gag lever post, the gag lever post is located hollow pole front end position, equal fixed mounting in gag lever post both sides end position is provided with the stopper, the stopper is the magnetic metal piece, the draw-in groove has been seted up to extension piece inside position, the draw-in groove agrees with the stopper, the inside position fixed mounting of draw-in groove is provided with the magnetic path, and the user removes the gag lever post after the hollow pole rotates to remove the gag lever post for the gag lever post removes hollow pole front end position, thereby restricts hollow pole position, makes the stopper remove to the draw-in groove inside simultaneously, then fixes on the magnetic path through magnetic force absorption, thereby fixes the gag lever post position, makes things convenient for the fixed work in hollow pole position.
Preferably, the limiting plate is a permanent magnet plate.
Preferably, the second magic tape is a double-sided tape.
Preferably, the support rod is a magnetic metal rod.
Preferably, the operation block moves through the chute.
Preferably, the clamping block and the limit Kong Qige.
Preferably, the pointer extends to a position at the upper end of the turntable.
Compared with the prior art, the invention has the beneficial effects that:
1. the user stretches the movable rod to a proper height, then rotates the fastening screw rod to fix the position of the movable rod, thereby facilitating the height adjustment work of the equipment, then rotates the supporting rod to enable the supporting rod to be adsorbed and fixed on the outer side of the limiting plate, thereby fixing the position of the supporting rod, enabling the supporting rod to be positioned at an inclined position, improving the supporting stability, then rotates the second magic tape to enable the second magic tape to surround the outer side of the hollow rod, finally is fixed on the outer side of the first magic tape, thereby fixing the position of the hollow rod, rotates the hollow rod to a vertical upward position when the hollow rod is idle, enables the hollow rod to surround the outer side of the main body of the detection equipment, then rotates the second magic tape to be stuck on the outer side of the first magic tape, and protects the inner detection equipment main body by using the surrounding second magic tape without special placement equipment for placement work;
2. when the rotary table is required to rotate, the L-shaped rod is moved through the operation block, so that the spring is stretched, the clamping block is separated from the inside of the limiting hole, then the rotary table is rotated, a specific rotation angle is determined through the pointer matched with the scale mark, the operation block is loosened after the rotary table is rotated to a proper angle, the spring is reset to drive the L-shaped rod to reset, the clamping block is clamped at the corresponding position inside the limiting hole, and the position of the rotary table is fixed.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a bridge multi-point deflection synchronous test system;
FIG. 2 is a schematic diagram of a fixing mechanism in a synchronous test system for multi-point deflection of a bridge;
FIG. 3 is a cross-sectional view of a fixed disk in a synchronous test system for multi-point deflection of a bridge according to the present invention;
FIG. 4 is a top cross-sectional view of a hollow rod of the bridge multi-point deflection synchronous test system of the present invention;
fig. 5 is a top view of a rotor in the bridge multipoint deflection synchronous test system according to the present invention.
In the figure: 1. a fixing plate; 2. a vertical rod; 3. an extension block; 4. a hollow rod; 5. a fixed shaft; 6. fastening a screw; 7. a movable rod; 8. a support rod; 9. a limiting plate; 10. a first magic tape; 11. the second magic tape; 12. a fixed plate; 13. a rotating shaft; 14. a turntable; 15. a detection device main body; 16. a clamping groove; 17. a magnetic block; 18. a limit rod; 19. a limiting block; 20. scale marks; 21. a limiting hole; 22. a cavity; 23. an L-shaped rod; 24. a clamping block; 25. a pointer; 26. an operation block; 27. a chute; 28. and (3) a spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the bridge multipoint deflection synchronous test system comprises a fixed plate 1, wherein a vertical rod 2 is vertically and fixedly arranged at the central position of the upper end of the fixed plate 1, a fixed disc 12 is horizontally and fixedly arranged at the upper end position of the vertical rod 2, a rotating shaft 13 is fixedly arranged at the upper end position of the fixed disc 12, a rotating disc 14 is movably arranged at the upper end position of the rotating shaft 13, the rotating disc 14 rotates around the rotating shaft 13, a scale mark 20 is arranged at the upper end position of the rotating disc 14, the scale mark 20 is convenient for determining a rotating angle, a detection device main body 15 is fixedly arranged at the upper end position of the rotating disc 14, a plurality of limiting holes 21 are uniformly and fixedly arranged at the outer end position of the rotating disc 14, a limiting mechanism is arranged at the left end position of the fixed disc 12, a plurality of extension blocks 3 are uniformly and fixedly arranged at the outer end position of the fixed plate 1, the fixed shaft 5 is fixedly arranged between the extension blocks 3, the hollow rod 4 is movably sleeved at the outer side end position of the fixed shaft 5, the hollow rod 4 rotates around the fixed shaft 5, the fixed mechanism is arranged at the front end position of the extension block 3, the movable rod 7 is movably sleeved at the lower end position of the hollow rod 4, the movable rod 7 slides up and down along the hollow rod 4, the support rod 8 is movably arranged at the lower end position of the movable rod 7, the support rod 8 rotates around the movable rod 7, the limiting plate 9 is fixedly arranged at the lower end position of the movable rod 7, the limiting plate 9 is a permanent magnet plate, the support rod 8 is a magnetic metal rod, the fastening screw 6 is movably arranged at the outer side end position of the hollow rod 4, the first magic tape 10 is fixedly arranged at the outer side end position of the hollow rod 4, the second magic tape 11 is fixedly arranged at the left side end position of the first magic tape 10, the second magic tape 11 is a double-sided tape, when in use, a user stretches the movable rod 7 to a proper height, then rotates the fastening screw 6, so that the position of the movable rod 7 is fixed, thereby facilitating the height adjustment work of equipment, then rotates the supporting rod 8, so that the supporting rod 8 is adsorbed and fixed on the outer side of the limiting plate 9, thereby fixing the position of the supporting rod 8, enabling the supporting rod 8 to be positioned at an inclined position, improving the supporting stability, then rotating the second magic tape 11, enabling the second magic tape 11 to encircle the outer side of the hollow rod 4, finally fixing the second magic tape 11 on the outer side of the first magic tape 10, thereby fixing the position of the hollow rod 4, rotating the hollow rod 4 to a vertical upward position when in idle, enabling the hollow rod 4 to encircle the outer side of the detection equipment body 15, then rotating the second magic tape 11 to be pasted on the outer side of the first magic tape 10, protecting the inner detection equipment body 15 by using the encircling second magic tape 11, and arranging work without special arranging equipment.
The limiting mechanism comprises a cavity 22, a sliding groove 27, an operating block 26, a spring 28, an L-shaped rod 23, a pointer 25 and a clamping block 24, wherein the cavity 22 is formed in the left end position inside the fixed disc 12, the L-shaped rod 23 is movably clamped in the inner position of the cavity 22, the spring 28 is fixedly connected between the right side of the L-shaped rod 23 and the side wall of the cavity 22, the sliding groove 27 is horizontally formed in the lower end position of the fixed disc 12, the operating block 26 is fixedly arranged in the lower end position of the L-shaped rod 23, the operating block 26 movably penetrates through the sliding groove 27, the clamping block 24 is fixedly arranged in the right end position of the L-shaped rod 23, the clamping block 24 is matched with the limiting hole 21, the pointer 25 is horizontally fixedly arranged in the upper end position of the L-shaped rod 23, the pointer 25 extends to the upper end position of the turntable 14, when rotation is needed, the L-shaped rod 23 is moved through the operating block 26, the spring 28 is stretched to enable the clamping block 24 to be separated from the inside the limiting hole 21, then the turntable 14 is rotated, a specific rotation angle is determined through the pointer 25 in cooperation with the scale line 20, the proper rotation angle is determined, the spring 26 is reset to enable the L-shaped rod 28 to reset to be in the position of the turntable 23, and the position is enabled to be reset to be corresponding to the position of the fixed to the turntable 14.
The fixing mechanism comprises a limiting rod 18, a clamping groove 16, magnetic blocks 17 and limiting blocks 19, wherein the limiting rod 18 is movably inserted in the center position of the extending block 3, the limiting rod 18 is located at the front end position of the hollow rod 4, the limiting blocks 19 are fixedly arranged at the two side end positions of the limiting rod 18, the limiting blocks 19 are magnetic metal blocks, the clamping groove 16 is formed in the inner position of the extending block 3, the clamping groove 16 is matched with the limiting blocks 19, the magnetic blocks 17 are fixedly arranged at the inner position of the clamping groove 16, when the hollow rod 4 rotates, a user moves the limiting rod 18, the limiting rod 18 moves to the front end position of the hollow rod 4, the position of the hollow rod 4 is limited, the limiting blocks 19 are simultaneously moved into the clamping groove 16, and then are fixed on the magnetic blocks 17 through magnetic attraction, so that the position of the limiting rod 18 is fixed, and the position of the hollow rod 4 is convenient to fix.
Working principle: when the device is used, a user stretches the movable rod 7 to a proper height, then rotates the fastening screw 6, so that the position of the movable rod 7 is fixed, thereby facilitating the height adjustment work of equipment, then rotates the supporting rod 8, so that the supporting rod 8 is adsorbed and fixed on the outer side of the limiting plate 9, thereby fixing the position of the supporting rod 8, enabling the supporting rod 8 to be located at an inclined position, improving the supporting stability, then rotating the second magic tape 11, enabling the second magic tape 11 to surround the outer side of the hollow rod 4, finally fixing the outer side of the first magic tape 10, thereby fixing the position of the hollow rod 4, rotating the hollow rod 4 to a vertical upward position when idle, enabling the hollow rod 4 to surround the outer side of the detecting device body 15, then rotating the second magic tape 11 to be applied on the outer side of the first magic tape 10, protecting the inner detecting device body 15 by utilizing the surrounding second magic tape 11, and not needing special arranging equipment to carry out arranging work, when rotation is needed, moving the L-shaped rod 23 through the operating block 26, enabling the spring 28 to be stretched, enabling the clamping block 24 to surround the inner side of the limiting hole 21, then rotating the rotary table 14 to be separated from the specific pointer 25 to be matched with the pointer 20, and enabling the reset angle to be fixed at the inner position of the reset angle of the rotating block 24 to be determined, and enabling the corresponding position to be reset angle to be kept at the position to be the reset angle to be the position to be determined, and the corresponding to the position of the rotary table 21.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a synchronous test system of bridge multiple spot deflection, includes fixed plate (1), its characterized in that: the utility model discloses a fixed plate, including fixed plate (1) and fixed plate, fixed plate (1) upper end central point puts vertical fixed mounting and is provided with vertical pole (2), vertical pole (2) upper end position horizontal fixed mounting is provided with fixed disk (12), fixed disk (12) upper end position fixed mounting is provided with pivot (13), pivot (13) upper end position movable mounting is provided with carousel (14), carousel (14) upper end position is provided with scale mark (20), carousel (14) upper end position fixed mounting is provided with check out test set main part (15), carousel (14) outside end position evenly encircles and is provided with a plurality of spacing hole (21), fixed plate (1) outside end position even fixed mounting is provided with a plurality of extension piece (3), position fixed mounting is provided with fixed axle (5) between extension piece (3), fixed axle (5) outside end position movable sleeve is provided with hollow bar (4), extension piece (3) front end position is provided with fixed establishment, hollow bar (4) lower extreme position movable sleeve joint is provided with spacing hole (7), movable plate (7) lower extreme (7) movable sleeve joint is provided with spacing rod (7), the fastening screw (6) is movably arranged at the outer side end position of the hollow rod (4), a first magic tape (10) is fixedly arranged at the outer side end position of the hollow rod (4), and a second magic tape (11) is fixedly arranged at the left side end position of the first magic tape (10);
the limiting mechanism comprises a cavity (22), a sliding groove (27), an operation block (26), a spring (28), an L-shaped rod (23), a pointer (25) and a clamping block (24), wherein the cavity (22) is formed in the left side end position inside the fixed disc (12), the L-shaped rod (23) is movably clamped in the inner position of the cavity (22), the spring (28) is fixedly connected between the right side of the L-shaped rod (23) and the side wall of the cavity (22), the sliding groove (27) is horizontally formed in the lower end position of the fixed disc (12), the operation block (26) is fixedly arranged in the lower end position of the L-shaped rod (23), the clamping block (24) is fixedly arranged in the right end position of the L-shaped rod (23), and the pointer (25) is horizontally and fixedly arranged in the upper end position of the L-shaped rod (23).
The fixing mechanism comprises a limiting rod (18), clamping grooves (16), magnetic blocks (17) and limiting blocks (19), wherein the limiting rod (18) is movably arranged at the center of the extending block (3) in a penetrating mode, the limiting rod (18) is located at the front end of the hollow rod (4), the limiting blocks (19) are fixedly arranged at the two side end positions of the limiting rod (18), the limiting blocks (19) are magnetic metal blocks, the clamping grooves (16) are formed in the inner positions of the extending block (3), the clamping grooves (16) are matched with the limiting blocks (19), and the magnetic blocks (17) are fixedly arranged at the inner positions of the clamping grooves (16).
2. The bridge multi-point deflection synchronous test system according to claim 1, wherein: the limiting plate (9) is a permanent magnet plate.
3. The bridge multi-point deflection synchronous test system according to claim 1, wherein: the second magic tape (11) is a double-sided tape.
4. The bridge multi-point deflection synchronous test system according to claim 1, wherein: the supporting rod (8) is a magnetic metal rod.
5. The bridge multi-point deflection synchronous test system according to claim 1, wherein: the operating block (26) is movably penetrated through the sliding groove (27).
6. The bridge multi-point deflection synchronous test system according to claim 1, wherein: the clamping block (24) is matched with the limiting hole (21).
7. The bridge multi-point deflection synchronous test system according to claim 1, wherein: the pointer (25) extends to the upper end position of the rotary table (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110832906.XA CN113465849B (en) | 2021-07-22 | 2021-07-22 | Synchronous test system for multi-point deflection of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110832906.XA CN113465849B (en) | 2021-07-22 | 2021-07-22 | Synchronous test system for multi-point deflection of bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113465849A CN113465849A (en) | 2021-10-01 |
| CN113465849B true CN113465849B (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110832906.XA Active CN113465849B (en) | 2021-07-22 | 2021-07-22 | Synchronous test system for multi-point deflection of bridge |
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| CN (1) | CN113465849B (en) |
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| KR101954267B1 (en) * | 2018-09-12 | 2019-03-05 | 주식회사 남양이엔씨 | Deflection measuring instrument by the poles stand, and method for using the poles stand |
| CN208672264U (en) * | 2018-08-06 | 2019-03-29 | 武汉飞虹建设监理有限公司 | Science of bridge building management detection device |
| CN208818450U (en) * | 2018-11-14 | 2019-05-03 | 长沙理工大学 | A kind of deflection measuring apparatus for bridge monitoring |
| CN210037118U (en) * | 2019-07-05 | 2020-02-07 | 中铁西北科学研究院有限公司 | Bridge amount of deflection detection device |
| CN210154768U (en) * | 2019-05-09 | 2020-03-17 | 广东荣骏建设工程检测股份有限公司 | Bridge load test deflection detection device |
| CN210741467U (en) * | 2019-09-19 | 2020-06-12 | 马燕伟 | But building engineering is with spirit level of high accuracy regulation |
| CN210922551U (en) * | 2019-12-02 | 2020-07-03 | 沈阳快速路建设投资有限公司 | Building bridge displacement check out test set fixing device |
| CN112414362A (en) * | 2020-11-06 | 2021-02-26 | 石立君 | Movable bridge deflection detection equipment |
| CN212621350U (en) * | 2020-06-20 | 2021-02-26 | 北京致远工程建设监理有限责任公司 | Bridge amount of deflection detector |
| CN213629528U (en) * | 2020-08-24 | 2021-07-06 | 彭焕 | Deflection detector for bridge detection |
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2021
- 2021-07-22 CN CN202110832906.XA patent/CN113465849B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208672264U (en) * | 2018-08-06 | 2019-03-29 | 武汉飞虹建设监理有限公司 | Science of bridge building management detection device |
| KR101954267B1 (en) * | 2018-09-12 | 2019-03-05 | 주식회사 남양이엔씨 | Deflection measuring instrument by the poles stand, and method for using the poles stand |
| CN208818450U (en) * | 2018-11-14 | 2019-05-03 | 长沙理工大学 | A kind of deflection measuring apparatus for bridge monitoring |
| CN210154768U (en) * | 2019-05-09 | 2020-03-17 | 广东荣骏建设工程检测股份有限公司 | Bridge load test deflection detection device |
| CN210037118U (en) * | 2019-07-05 | 2020-02-07 | 中铁西北科学研究院有限公司 | Bridge amount of deflection detection device |
| CN210741467U (en) * | 2019-09-19 | 2020-06-12 | 马燕伟 | But building engineering is with spirit level of high accuracy regulation |
| CN210922551U (en) * | 2019-12-02 | 2020-07-03 | 沈阳快速路建设投资有限公司 | Building bridge displacement check out test set fixing device |
| CN212621350U (en) * | 2020-06-20 | 2021-02-26 | 北京致远工程建设监理有限责任公司 | Bridge amount of deflection detector |
| CN213629528U (en) * | 2020-08-24 | 2021-07-06 | 彭焕 | Deflection detector for bridge detection |
| CN112414362A (en) * | 2020-11-06 | 2021-02-26 | 石立君 | Movable bridge deflection detection equipment |
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| CN113465849A (en) | 2021-10-01 |
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