CN102135479B - Device for detecting shearing force resistance of wall surface anchor bolt - Google Patents
Device for detecting shearing force resistance of wall surface anchor bolt Download PDFInfo
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- CN102135479B CN102135479B CN201010100723.0A CN201010100723A CN102135479B CN 102135479 B CN102135479 B CN 102135479B CN 201010100723 A CN201010100723 A CN 201010100723A CN 102135479 B CN102135479 B CN 102135479B
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- tension frame
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- force transmission
- anchor bolt
- transmission rack
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Abstract
The invention relates to a device for detecting shearing force resistance of a wall surface anchor bolt, comprising a bottom plate vertical to the anchor bolt, and a pair of tension rack A and tension rack B arranged on the bottom plate; a force transmission rack is arranged between the tension rack A and the tension rack B; a sensor is arranged between the tension rack A and the force transmission rack; the sensor is fixedly connected with the tension rack A; the sensor is fixedly connected with the force transmission rack; a bolt is arranged between the force transmission rack and the tension rack B; the bolt is fixedly connected with the tension rack B; the bolt and the force transmission rack are fastened by a locknut; sleeves are arranged on the tension rack A and the tension rack B; and the sleeves are sheathed with the anchor bolt. The device has simple structure, high detecting working efficiency and strong reliability.
Description
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of wall-surface anchor bolt anti-shearing-force detecting device.
Background technology
Along with the development of society, various architecture structure form gets more and more, and anchor bolt is as a kind of main link, and various building anchor bolt is commonly used in the engineering such as building structure and associated decorative decoration, and its position used and consumption increase sharply.Present construction market there is the anchor bolt of multiple manufacturer production, there is domestic manufacturer, also external producer is had, built-in type is had also to have rear-mounted crab-bolt, rear-mounted crab-bolt is due to many reasons such as technology, technique, management and quality controls, anchor bolt quality is uneven, brings certain problem to construction engineering quality, the safety guarantee that have impact on production, work and live.In order to ensure construction engineering quality, the inspection of anchor bolt just seems very important.Through market study, we find, domestic at present not yet have unified test method, thus the actual performance of crab-bolt shearing resistance load can not correctly be reflected, many engineerings only do on-the-spot extraction-resistant behavior to the inspection of anchor bolt, and it is not done to the inspection of shear behavior, the unfavorable factors such as cause not having comprehensive data to the performance of anchor bolt, general adopted method is still more coarse, and equipment is simple, counting is accurate not, detection time is longer.The shear behavior of crab-bolt is its Main Mechanical, have influence on the installation quality of correlation engineering and the safe handling of buildings, specify in related industrial standards, when not having condition to adopt built-in fitting to connect, other reliable connection measures should be adopted, and its bearing capacity should be determined by test.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of wall-surface anchor bolt anti-shearing-force detecting device, analyze the feasibility of anti-shearing force device in Technique Popularizing process, the problem that the anchor bolt quality of quality supervised department to site operation controls can be solved, many science data having reference value can be provided to issue anchor bolt experiment on Shearing Resistance method simultaneously.
In order to overcome the defect existed in background technology, the technical solution adopted for the present invention to solve the technical problems is: a kind of wall-surface anchor bolt anti-shearing-force detecting device, comprise the vertically disposed base plate with crab-bolt, be positioned at a pair tension frame A on base plate, tension frame B, force transmission rack is provided with between tension frame A and tension frame B, sensor is provided with between described tension frame A and force transmission rack, described sensor is fixedly connected with tension frame A, described sensor is fixedly connected with force transmission rack, bolt is provided with between described force transmission rack and described tension frame B, described bolt is fixedly connected with tension frame B, described bolt and force transmission rack are by afterburning fastening nuts, described tension frame A and tension frame B is provided with sleeve pipe, this sleeve pipe and crab-bolt are socketed.
According to another embodiment of the invention, wall-surface anchor bolt anti-shearing-force detecting device comprises further between described sensor and tension frame and being bolted to connection.
According to another embodiment of the invention, wall-surface anchor bolt anti-shearing-force detecting device comprises further between described sensor and force transmission rack and being bolted to connection.
According to another embodiment of the invention, wall-surface anchor bolt anti-shearing-force detecting device comprises described tension frame A further, is provided with ball between tension frame B and base plate.
According to another embodiment of the invention, wall-surface anchor bolt anti-shearing-force detecting device comprises described tension frame A or tension frame B further in " ユ " type.
According to another embodiment of the invention, wall-surface anchor bolt anti-shearing-force detecting device comprises described force transmission rack further in " Ц " type.
According to another embodiment of the invention, wall-surface anchor bolt anti-shearing-force detecting device comprises described force transmission rack, tension frame A and tension frame B further and adopts chromium steel to forge and press to form.
Tool of the present invention has the following advantages:
1, structure is simple, and mounting or dismounting are convenient, and are furnished with special spanner;
2, pulling force, force transmission rack and connecting rod all adopt medium carbon alloy steel 40Cr forging modified to HB220 ~ 250 after roughing, then form through finishing, have enough intensity, and eliminate the tendency of any embrittlement, durable in use;
3, forward and backward tension frame is all equipped with the ball of 3 Φ 6mm, and ball exceeds 0.5mm ± 0.05, bottom surface, this considerably reduces the frictional resistance between tension frame and base plate, is also the board design of the actual use occasion of tested bolt simultaneously;
4, the connecting rod used, all adopt fine thread, intensity is good, simultaneously after stressed, all motion rod member stable movement;
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of the preferred embodiments of the present invention;
Wherein: 1, crab-bolt, 2, base plate, 3, tension frame A, 4, tension frame B, 5, force transmission rack, 6, sensor, 7, bolt, 8, afterburning nut, 9, sleeve pipe, 10, ball.
Embodiment
The present invention is further detailed explanation with preferred embodiment by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1, a kind of wall-surface anchor bolt anti-shearing-force detecting device, comprise the vertically disposed base plate 2 with crab-bolt 1, be positioned at a pair tension frame A3 on base plate 2, tension frame B4, force transmission rack 5 is provided with between tension frame A3 and tension frame B4, sensor 6 is provided with between described tension frame A3 and force transmission rack 5, described sensor 6 is fixedly connected with tension frame A3, described sensor 6 is fixedly connected with force transmission rack 5, bolt 7 is provided with between described force transmission rack 5 and described tension frame B4, described bolt 7 is fixedly connected with tension frame B4, described bolt 7 is fastening by afterburning nut 8 with force transmission rack 5, described tension frame A3 and tension frame B4 is provided with sleeve pipe 9, this sleeve pipe 9 is socketed with crab-bolt 1.
In order to decrease the frictional resistance between tension frame and base plate 2, the preferred described tension frame A3 of the present invention, between tension frame B4 and base plate 2, be provided with ball 10.
Use procedure of the present invention is as follows:
First by base plate 2 pass through wall surface crab-bolt 1, and be fixed on metope, then by afterburning nut 8, bolt 7, tension frame A3, tension frame B4, sensor 6 are fixed with force transmission rack 5, by sleeve pipe 9, tension frame A3, tension frame B4 and crab-bolt 1 are fixed, digital indicator is electrically connected with sensor 6; Use spanner steadily afterburning to afterburning nut 8, till designing requirement value, keep a close eye on the reading of digital indicator time afterburning, and correctly read to remember last numerical value.
After detection, unload afterburning nut 8, take off sensor 6, keep digital indicator well, use in order to next time.
The present invention can determine the shear behavior of built-in type or rear-mounted crab-bolt, with the safe handling of the quality and buildings of guaranteeing building structure and associated decorative fitting-out work.It is the bearing capacity by determining crab-bolt to the shearing resistance static load destructive test of xoncrete structure and other building element crab-bolt used.Test can be carried out in testing laboratory, also can carry out in outdoor.It can succinctly, accurately, reliably detect the on-the-spot shear behavior of anchor bolt, improves testing efficiency, for the user such as engineering design, owner provides crucial shearing resistance data.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to right.
Claims (6)
1. a wall-surface anchor bolt anti-shearing-force detecting device, it is characterized in that: comprise the vertically disposed base plate with crab-bolt, be positioned at a pair tension frame A on base plate, tension frame B, force transmission rack is provided with between tension frame A and tension frame B, sensor is provided with between described tension frame A and force transmission rack, described sensor is fixedly connected with tension frame A, described sensor is fixedly connected with force transmission rack, bolt is provided with between described force transmission rack and described tension frame B, described bolt is fixedly connected with tension frame B, described bolt and force transmission rack are by afterburning fastening nuts, described tension frame A and tension frame B is provided with sleeve pipe, this sleeve pipe and crab-bolt are socketed, described tension frame A, at least one ball is provided with between tension frame B and base plate.
2. the anchor bolt anti-shearing-force detecting device as described in claim 1, is characterized in that: be bolted to connection between described sensor and tension frame.
3. the anchor bolt anti-shearing-force detecting device as described in claim 1, is characterized in that: be bolted to connection between described sensor and force transmission rack.
4. anchor bolt anti-shearing-force detecting device as claimed in claim 1, is characterized in that: described tension frame A or tension frame B is in " ュ " type.
5. anchor bolt anti-shearing-force detecting device as claimed in claim 1, is characterized in that: described force transmission rack is in " Ц " type.
6. anchor bolt anti-shearing-force detecting device as claimed in claim 1, is characterized in that: described force transmission rack, tension frame A and tension frame B adopt chromium steel to forge and press and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010100723.0A CN102135479B (en) | 2010-01-25 | 2010-01-25 | Device for detecting shearing force resistance of wall surface anchor bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010100723.0A CN102135479B (en) | 2010-01-25 | 2010-01-25 | Device for detecting shearing force resistance of wall surface anchor bolt |
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| Publication Number | Publication Date |
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| CN102135479A CN102135479A (en) | 2011-07-27 |
| CN102135479B true CN102135479B (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010100723.0A Active CN102135479B (en) | 2010-01-25 | 2010-01-25 | Device for detecting shearing force resistance of wall surface anchor bolt |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272991B (en) * | 2015-05-26 | 2018-11-13 | 山西颐顺鑫科技有限公司 | A kind of punching head |
| CN106053212A (en) * | 2016-07-29 | 2016-10-26 | 山东省建筑科学研究院 | On-site inspection device and method of shear strength of concrete sandwich wall panel tie piece |
| CN106802255A (en) * | 2016-12-09 | 2017-06-06 | 安徽省建筑工程质量监督检测站 | A kind of crab-bolt shearing resistance loading equipemtn |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2699281Y (en) * | 2004-04-29 | 2005-05-11 | 同济大学 | Wall anchor bolt shearing force resisting on-site test apparatus |
| CN101464239A (en) * | 2009-01-09 | 2009-06-24 | 长安大学 | Interlayer shear strength detecting instrument for asphalt pavement |
| CN201600309U (en) * | 2010-01-25 | 2010-10-06 | 常州市建筑科学研究院有限公司 | Wall-surface anchor bolt anti-shearing-force detecting device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0422843A (en) * | 1990-05-17 | 1992-01-27 | Takiron Co Ltd | Stud strength testing device |
| JP3266602B1 (en) * | 2000-10-30 | 2002-03-18 | 洋一 奥寺 | Address inquiry system, computer program product and method thereof |
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2010
- 2010-01-25 CN CN201010100723.0A patent/CN102135479B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2699281Y (en) * | 2004-04-29 | 2005-05-11 | 同济大学 | Wall anchor bolt shearing force resisting on-site test apparatus |
| CN101464239A (en) * | 2009-01-09 | 2009-06-24 | 长安大学 | Interlayer shear strength detecting instrument for asphalt pavement |
| CN201600309U (en) * | 2010-01-25 | 2010-10-06 | 常州市建筑科学研究院有限公司 | Wall-surface anchor bolt anti-shearing-force detecting device |
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| CN102135479A (en) | 2011-07-27 |
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Owner name: CHANGZHOU ARCHITECTURAL RESEARCH INSTITUTE CO., LT Free format text: FORMER OWNER: CHANGZHOU CONSTRUCTION SCIENCE INST. CO., LTD. Effective date: 20110915 |
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Effective date of registration: 20110915 Address after: 213015 Jiangsu province Changzhou City Zhonglou District Mushu Road No. 10 Applicant after: Changzhou Architectural Research Institute Co., Ltd. Address before: 213015 Jiangsu province Changzhou City Zhonglou District Mushu Road No. 10 Applicant before: Changzhou Construction Science Inst. Co., Ltd. |
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Inventor after: Xu Ming Inventor after: Wu Nanwei Inventor after: Zhou Jianfeng Inventor after: Rui Aijun Inventor after: Chen Ligang Inventor before: Wu Nanwei Inventor before: Zhou Jianfeng Inventor before: Xu Ming Inventor before: Rui Aijun Inventor before: Chen Ligang |
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Address after: 213015 Jiangsu province Changzhou City Zhonglou District Mushu Road No. 10 Patentee after: Changzhou Institute of building science group Limited by Share Ltd Address before: 213015 Jiangsu province Changzhou City Zhonglou District Mushu Road No. 10 Patentee before: Changzhou Architectural Research Institute Co., Ltd. |