CN104976937A - Bridge box girder section thickness measuring instrument - Google Patents
Bridge box girder section thickness measuring instrument Download PDFInfo
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- CN104976937A CN104976937A CN201510398535.3A CN201510398535A CN104976937A CN 104976937 A CN104976937 A CN 104976937A CN 201510398535 A CN201510398535 A CN 201510398535A CN 104976937 A CN104976937 A CN 104976937A
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- ruler
- measuring instrument
- section thickness
- thickness measuring
- bridge box
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Abstract
The invention belongs to the technical field of bridge engineering measurement equipment, and specifically relates to a bridge box girder section thickness measuring instrument. The instrument comprises a straight ruler, a circular angle ruler, base rulers, a clamping block, a brake head, a control button, a transmission cable, a spring-containing rotating shaft, and movable claws. The control button is arranged at one end of the straight ruler, and the other end of the straight ruler is connected with the movable claws through the spring-containing rotating shaft. The clamping block is arranged in a sliding manner on the straight ruler, and is connected with the brake head. One ends of the two base rulers are connected with the brake head, and the other ends are respectively connected with the bottom edges on the two sides of the circular angle ruler. The two movable claws are connected to the control button through the transmission cable. Compared with the prior art, the bridge box girder section thickness measuring instrument of the invention can be used for accurately measuring the thickness of the section of a bridge box girder, and has the characteristics of being simple to use, capable of adapting to various tilt angles, intuitive in reading, low in processing cost, and the like.
Description
Technical field
The invention belongs to science of bridge building technical field of measuring equipment, specifically, relate to a kind of bridge box and beam section thickness measuring instrument.
Background technology
Along with carrying out of highway Large scale construction, bridge quantity rapidly increases, and the security performance of bridge is more and more valued by the people.Due to the effect of working load, environmental factor and the defect of structure own etc., make the impact that the use safety of bridge is subject in various degree.Therefore need to detect through row the concrete quality of bridge and security performance, but the box section thickness of prior art to built bridge cannot directly be measured.Such as, Chinese patent (CN201289359Y) is although disclose a kind of dip stick, this dip stick is connected to the vertical rod perpendicular to this right angle underframe plane on right angle underframe, on the lateral surface of vertical rod, interlocking has slip chi plate, but it can only be used for the measurement of thickness of box girder formwork tinertoy web, and can not directly measure box section thickness.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of bridge box and beam section thickness measuring instrument that can directly measure.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described measuring instrument comprises ruler 1, rounded corner ruler 2, base chi 3, fixture block 4, brake head 5, control knob 6, transmission rope 7, the rotating shaft 8 of band spring, movable claw 9; Described ruler 1 one end is provided with control knob 6, and its other end is connected with movable claw 9 by the rotating shaft 8 of band spring; Described fixture block 4 is located on ruler 1 slidably, it is connected to brake head 5; Described base chi 3 has two, and its one end all connects brake head 5, and the other end connects the base of rounded corner ruler 2 both sides respectively; Described movable claw 9 has two, is all connected to control knob 6 by transmission rope 7.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described base chi 3 is all point-blank and with rounded corner ruler 2 for being rigidly connected.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described base chi 3 can with brake head 5 for axle rotates, and drive rounded corner ruler 2 to rotate around it centered by brake head 5.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described movable claw 9 is close to ruler 1 both sides, and its leading inside is installed with transmission rope 7 respectively.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described control knob 6 can rotate and affect transmission rope 7, thus drives rotating shaft 8 opposite direction rotating of two movable claw 9 strip winding springs.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described transmission rope 7 is connected to control knob 6 along the cutting on ruler 1 blade.
A kind of bridge box and beam section thickness measuring instrument of the present invention, the preparation method of described transmission rope 7 is: get sisal hemp Yarn twisting and form five sisal hemp rope strands, is fixed at outside and a Gen center by four, forms cable core; Get steel wire twisting formation ten and compress rope strand, afterwards these are compressed rope strand around cable core twisted, obtain transmission rope 7.
A kind of bridge box and beam section thickness measuring instrument of the present invention, described sisal hemp yarn percent mass concentration is that the alcohol solution dipping of the little Hua gold earpick element of 2% crosses 2-5h.
During use, according to drawing and incorporation engineering actual selected to measure region, measuring point quantity and position; Use electric drill in the boring of selected box girder web position, drill bit is more bigger than ruler size, is got through by web, ensures that boring is substantially straight simultaneously; Shift out electric drill, dirt slag in cleaning boring, moves on to correct position by the fixture block of case cantilever thickness measuring instrument ruler, so that the movable claw on ruler stretches in hole completely, and take-off the brake head, rotate base chi and make base chi and ruler substantially vertical; Ruler is stretched into web along boring, until the movable claw of ruler passes completely through web (ruler suitably puts in by the web thickness that can refer to design drawing more), rotate control and turn round, two movable claws are opened completely, and ruler chi head is lived on two pawl pinnacles; Slowly outside mobile ruler, until two movable claw pawl bodies and inner side measuring surface are close to, moves fixture block simultaneously, fixture block is made to touch hole wall, then rotational circle angle square, the side base chi making reading larger and measuring surface are close to, and rotation brake head makes rounded corner ruler and ruler keep fixing; Read the scale of ruler on the right side of fixture block, and record reading; Again with ruler top for reading index line, read the scale of rounded corner ruler, and record reading; Take-off the brake head, rotates base chi, makes base chi and ruler substantially vertical; Then move fixture block, make fixture block away from tested surface; Move inward ruler one segment distance so that movable claw is regained, then rotating control knob makes two movable claws regain, and is close to the both sides of ruler separately, slowly ruler is shifted out boring, is then resetted by rounded corner ruler, and rotation brake head is braked, and measurement completes; The length of measurement and angle can be obtained box section thickness through simple computation, and during measurement, ruler can repeatedly, often be organized after measured value calculates respectively and get average, make measured value more accurate by wheel measuring in a boring.
Compared with prior art, a kind of bridge box and beam section thickness measuring instrument of the present invention.Outside decapacitation Measurement accuracy bridge box and beam section thickness, also have use simple, adapt to the features such as various angle of inclination, reading is directly perceived, processing cost is low.
Accompanying drawing explanation
Fig. 1: bridge box and beam section thickness measuring instrument structural representation; Fig. 2: bridge box and beam section thickness measuring instrument operating diagram; Ruler-1, rounded corner ruler-2, base chi-3, fixture block-4, brake head-5, control knob-6, transmission rope-7, the rotating shaft-8 of band spring, movable claw-9.
Embodiment
Below in conjunction with specific embodiment, bridge box and beam section thickness measuring instrument of the present invention is described further, but protection scope of the present invention is not limited to this.
Embodiment 1
A kind of bridge box and beam section thickness measuring instrument, described measuring instrument comprises ruler 1, rounded corner ruler 2, base chi 3, fixture block 4, brake head 5, control knob 6, transmission rope 7, the rotating shaft 8 of band spring, movable claw 9; Described ruler 1 one end is provided with control knob 6, and its other end is connected with movable claw 9 by the rotating shaft 8 of band spring; Described fixture block 4 is located on ruler 1 slidably, it is connected to brake head 5; Described base chi 3 has two, and its one end all connects brake head 5, and the other end connects the base of rounded corner ruler 2 both sides respectively; Described movable claw 9 has two, is all connected to control knob 6 by transmission rope 7; Described base chi 3 is all point-blank and with rounded corner ruler 2 for being rigidly connected; Described base chi 3 can with brake head 5 for axle rotates, and drive rounded corner ruler 2 to rotate around it centered by brake head 5; Described movable claw 9 is close to ruler 1 both sides, and its leading inside is installed with transmission rope 7 respectively; Described control knob 6 can rotate and affect transmission rope 7, thus drives rotating shaft 8 opposite direction rotating of two movable claw 9 strip winding springs; Described transmission rope 7 is connected to control knob 6 along the cutting on ruler 1 blade; The preparation method of described transmission rope 7 is: get sisal hemp Yarn twisting and form five sisal hemp rope strands, is fixed at outside and a Gen center by four, forms cable core; Get steel wire twisting formation ten and compress rope strand, afterwards these are compressed rope strand around cable core twisted, obtain transmission rope 7.
Embodiment 2
A kind of bridge box and beam section thickness measuring instrument, described measuring instrument comprises ruler 1, rounded corner ruler 2, base chi 3, fixture block 4, brake head 5, control knob 6, transmission rope 7, the rotating shaft 8 of band spring, movable claw 9; Described ruler 1 one end is provided with control knob 6, and its other end is connected with movable claw 9 by the rotating shaft 8 of band spring; Described fixture block 4 is located on ruler 1 slidably, it is connected to brake head 5; Described base chi 3 has two, and its one end all connects brake head 5, and the other end connects the base of rounded corner ruler 2 both sides respectively; Described movable claw 9 has two, is all connected to control knob 6 by transmission rope 7; Described base chi 3 is all point-blank and with rounded corner ruler 2 for being rigidly connected; Described base chi 3 can with brake head 5 for axle rotates, and drive rounded corner ruler 2 to rotate around it centered by brake head 5; Described movable claw 9 is close to ruler 1 both sides, and its leading inside is installed with transmission rope 7 respectively; Described control knob 6 can rotate and affect transmission rope 7, thus drives rotating shaft 8 opposite direction rotating of two movable claw 9 strip winding springs; Described transmission rope 7 is connected to control knob 6 along the cutting on ruler 1 blade; The preparation method of described transmission rope 7 is: get sisal hemp Yarn twisting and form five sisal hemp rope strands, is fixed at outside and a Gen center by four, forms cable core; Get steel wire twisting formation ten and compress rope strand, afterwards these are compressed rope strand around cable core twisted, obtain transmission rope 7; Described sisal hemp yarn mass concentration is little Hua gold earpick element (4 β-acetoxyl group-pseudo-guainane-11 (13)-alkene-12 of 2%, 8 α-lactone) alcohol solution dipping cross 3.5h, with than compared with soaking without little Hua gold earpick cellulose solution, the fracture strength of its made transmission rope will improve 31%.
During use, according to drawing and incorporation engineering actual selected to measure region, measuring point quantity and position; Use electric drill in the boring of selected box girder web position, drill bit is more bigger than ruler size, is got through by web, ensures that boring is substantially straight simultaneously; Shift out electric drill, dirt slag in cleaning boring, moves on to correct position by the fixture block of case cantilever thickness measuring instrument ruler, so that the movable claw on ruler stretches in hole completely, and take-off the brake head, rotate base chi and make base chi and ruler substantially vertical; Ruler is stretched into web along boring, until the movable claw of ruler passes completely through web (ruler suitably puts in by the web thickness that can refer to design drawing more), rotate control and turn round, two movable claws are opened completely, and ruler chi head is lived on two pawl pinnacles; Slowly outside mobile ruler, until two movable claw pawl bodies and inner side measuring surface are close to, moves fixture block simultaneously, fixture block is made to touch hole wall, then rotational circle angle square, the side base chi making reading larger and measuring surface are close to, and rotation brake head makes rounded corner ruler and ruler keep fixing; Read the scale of ruler on the right side of fixture block, and record reading; Again with ruler top for reading index line, read the scale of rounded corner ruler, and record reading; Take-off the brake head, rotates base chi, makes base chi and ruler substantially vertical; Then move fixture block, make fixture block away from tested surface; Move inward ruler one segment distance so that movable claw is regained, then rotating control knob makes two movable claws regain, and is close to the both sides of ruler separately, slowly ruler is shifted out boring, is then resetted by rounded corner ruler, and rotation brake head is braked, and measurement completes; The length of measurement and angle can be obtained box section thickness through simple computation, and during measurement, ruler can repeatedly, often be organized after measured value calculates respectively and get average, make measured value more accurate by wheel measuring in a boring.
Compared with prior art, a kind of bridge box and beam section thickness measuring instrument of the present invention.Outside decapacitation Measurement accuracy bridge box and beam section thickness, also have use simple, adapt to the features such as various angle of inclination, reading is directly perceived, processing cost is low.
Claims (6)
1. a bridge box and beam section thickness measuring instrument, it is characterized in that, described measuring instrument comprises ruler (1), rounded corner ruler (2), base chi (3), fixture block (4), brake head (5), control knob (6), transmission rope (7), the rotating shaft (8) of band spring, movable claw (9); Described ruler (1) one end is provided with control knob (6), and its other end is connected with movable claw (9) by the rotating shaft (8) of band spring; Described fixture block (4) is located on ruler (1) slidably, it is connected to brake head (5); Described base chi (3) has two, and its one end all connects brake head (5), and the other end connects the base of rounded corner ruler (2) both sides respectively; Described movable claw (9) has two, is all connected to control knob (6) by transmission rope (7).
2. a kind of bridge box and beam section thickness measuring instrument according to claim 1, is characterized in that, described base chi (3) is all point-blank and with rounded corner ruler (2) for being rigidly connected.
3. a kind of bridge box and beam section thickness measuring instrument according to claim 1, it is characterized in that, described base chi (3) can with brake head (5) for axle rotates, and drive rounded corner ruler (2) to rotate around it centered by brake head (5).
4. a kind of bridge box and beam section thickness measuring instrument according to claim 1, it is characterized in that, described movable claw (9) is close to ruler (1) both sides, and its leading inside is installed with transmission rope (7) respectively.
5. a kind of bridge box and beam section thickness measuring instrument according to claim 1, it is characterized in that, described control knob (6) can rotate and affect transmission rope (7), thus drives rotating shaft (8) opposite direction rotating of two movable claw (9) strip winding springs.
6. a kind of bridge box and beam section thickness measuring instrument according to claim 1, it is characterized in that, described transmission rope (7) is connected to control knob (6) along the cutting on ruler (1) blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510398535.3A CN104976937B (en) | 2015-07-08 | 2015-07-08 | A kind of bridge box and beam section thickness measuring instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510398535.3A CN104976937B (en) | 2015-07-08 | 2015-07-08 | A kind of bridge box and beam section thickness measuring instrument |
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| Publication Number | Publication Date |
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| CN104976937A true CN104976937A (en) | 2015-10-14 |
| CN104976937B CN104976937B (en) | 2018-08-03 |
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| CN201510398535.3A Active CN104976937B (en) | 2015-07-08 | 2015-07-08 | A kind of bridge box and beam section thickness measuring instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220046A (en) * | 2020-03-26 | 2020-06-02 | 常州机电职业技术学院 | Semi-automatic twist drill detection device |
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| CN1869107A (en) * | 2006-06-20 | 2006-11-29 | 东华大学 | Preparation method of reinforced polylactic acid composite material for ramie-fabric |
| KR100894210B1 (en) * | 2007-11-29 | 2009-04-22 | 현대제철 주식회사 | Thickness measuring method of the initial solidification shell in the mold and measurement assistance apparatus useded in the method |
| CN201289359Y (en) * | 2008-10-28 | 2009-08-12 | 董光辉 | Ruler for measuring thickness of box girder formwork tinertoy web |
| CN103059528A (en) * | 2012-12-24 | 2013-04-24 | 安徽科聚新材料有限公司 | Polycaprolactone composite material and preparation method thereof |
| CN103245270A (en) * | 2013-05-20 | 2013-08-14 | 山东太古飞机工程有限公司 | Scale for measuring thickness of hole wall of plane |
| CN203385360U (en) * | 2013-08-23 | 2014-01-08 | 中国二十二冶集团有限公司 | Concrete structure thickness measuring apparatus |
| CN203928974U (en) * | 2014-07-09 | 2014-11-05 | 山西省交通科学研究院 | A kind of bridge box and beam section thickness measuring instrument |
-
2015
- 2015-07-08 CN CN201510398535.3A patent/CN104976937B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1869107A (en) * | 2006-06-20 | 2006-11-29 | 东华大学 | Preparation method of reinforced polylactic acid composite material for ramie-fabric |
| KR100894210B1 (en) * | 2007-11-29 | 2009-04-22 | 현대제철 주식회사 | Thickness measuring method of the initial solidification shell in the mold and measurement assistance apparatus useded in the method |
| CN201289359Y (en) * | 2008-10-28 | 2009-08-12 | 董光辉 | Ruler for measuring thickness of box girder formwork tinertoy web |
| CN103059528A (en) * | 2012-12-24 | 2013-04-24 | 安徽科聚新材料有限公司 | Polycaprolactone composite material and preparation method thereof |
| CN103245270A (en) * | 2013-05-20 | 2013-08-14 | 山东太古飞机工程有限公司 | Scale for measuring thickness of hole wall of plane |
| CN203385360U (en) * | 2013-08-23 | 2014-01-08 | 中国二十二冶集团有限公司 | Concrete structure thickness measuring apparatus |
| CN203928974U (en) * | 2014-07-09 | 2014-11-05 | 山西省交通科学研究院 | A kind of bridge box and beam section thickness measuring instrument |
Non-Patent Citations (2)
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| 李亚滨等: "竹纤维/聚已内酯复合化的研究", 《天津工业大学学报》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220046A (en) * | 2020-03-26 | 2020-06-02 | 常州机电职业技术学院 | Semi-automatic twist drill detection device |
| CN111220046B (en) * | 2020-03-26 | 2021-06-18 | 常州机电职业技术学院 | Semi-automatic twist drill detection device |
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| CN104976937B (en) | 2018-08-03 |
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Inventor after: Wang Yongqiang Inventor after: Tian Yong Inventor after: Wang Minglei Inventor after: Zhao Lei Inventor after: Liu Zhihua Inventor after: Guo Wenlong Inventor after: Lv Lining Inventor after: Shen Yanpeng Inventor after: Zhao Wenbu Inventor after: Han Zhijiang Inventor after: Lu Peng Inventor after: Kou Wei Inventor after: Chen Dongdong Inventor after: Mao Min Inventor after: Sun Peng Inventor after: Yang Yuanhong Inventor after: Wang Wangchun Inventor before: Lu Peng Inventor before: Kou Wei Inventor before: Chen Dongdong Inventor before: Mao Min Inventor before: Guo Wenlong Inventor before: Lv Lining Inventor before: Shen Yanpeng Inventor before: Zhao Wenbu Inventor before: Wang Wangchun Inventor before: Han Zhijiang Inventor before: Wang Yongqiang Inventor before: Sun Peng Inventor before: Yang Yuanhong Inventor before: Tian Yong Inventor before: Wang Minglei Inventor before: Zhao Lei Inventor before: Liu Zhihua |
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Effective date of registration: 20210326 Address after: 030032 No.27, Wuluo street, economic and Technological Park, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: Shanxi Transportation Technology Research and Development Co.,Ltd. Address before: No. 79, Xuefu street, Xiaodian District, Taiyuan, Shanxi Province Patentee before: SHANXI PROVINCIAL Research Institute OF COMMUNICATIONS |
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