CN204086264U - A kind of full-automatic concrete limited expansion rate analyzer - Google Patents
A kind of full-automatic concrete limited expansion rate analyzer Download PDFInfo
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- CN204086264U CN204086264U CN201420394294.6U CN201420394294U CN204086264U CN 204086264 U CN204086264 U CN 204086264U CN 201420394294 U CN201420394294 U CN 201420394294U CN 204086264 U CN204086264 U CN 204086264U
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Abstract
The utility model discloses a kind of full-automatic concrete limited expansion rate analyzer, comprise base and be arranged on the support on base, described support is fixed with fixture by holding screw, fixture is fixed with and surveys catotropic high accuracy displacement sensor, displacement transducer is connected with data processor by signal transmssion line, and data processor is connected with computing machine, and susceptor surface is offered and is equipped with square groove, the sidewall of groove runs through threaded hole, is connected with bolt in threaded hole; During use, concrete test block to be measured is vertically positioned in square groove, by bolt, concrete test block is fixed, the gauge head of displacement transducer is contacted with concrete test block upper surface, the swell value of full-automatic follow-on test concrete test block, the Signal transmissions obtained to data processor carries out data processing and by Computer display out, achieves full-automatic continuous-reading, and it is more accurate to test, operate easier, and overall process is without the need to manual intervention.
Description
Technical field
The utility model belongs to testing equipment technical field, be specifically related to a kind of can the full-automatic concrete limited expansion rate analyzer of continuous-reading.
Background technology
At present, the way for the most economical practicality of building structure anti-crack and anti-seepage mixes cement expansive material in structural concrete, is used for the contraction of compensating concrete self, reaches the object of anti-crack and anti-seepage.But the use amount of swelling agent comprehensively will be determined according to its limited expansion rate, therefore, Accurate Determining limited expansion rate is very important to the application of swelling agent in expansive concrete.
Equipment and assay method that a kind of mensuration mixes the concrete limited expansion rate of swelling agent and restriction contract with dry rate is defined in GB 23439-2009 " cement expansive material ", there is following shortcoming in this equipment and assay method: first, test data is the time point data in each length of time, cannot maintenance limit, limit follow-on test; The second, in each test process, need repeatedly suppressed zero, repeatedly lift and put test block, manual operation is loaded down with trivial details; 3rd, require higher to concrete test block surface cleanness degree, and clean-up performance directly affect the accuracy of test; 4th, require higher to concrete test block forming process, occur uneven or losing fangle or non-standard rectangular parallelepiped once concrete test block and equipment surface of contact, limited expansion rate test accuracy will be greatly affected; 5th, test process consumption manpower is more, needs two people to coordinate, and wherein a people is responsible for controlling test block, and another people is responsible for controlling clock gauge gauge head.
There is above defect in current limited expansion rate testing apparatus and method, cause that test continuity is poor, more complicated, the manpower of operation expends the problems such as more, test accuracy is poor, therefore, be badly in need of a kind of can good, easy and simple to handle, the test process of continuous detecting, test accuracy without the need to the concrete limited expansion rate sensing equipment of manual intervention.
Utility model content
The utility model for the deficiency of above-mentioned prior art equipment, provide a kind of can automatically reading, test be more accurately, easier, the test process of operation is without the need to the full-automatic concrete limited expansion rate analyzer of manual intervention.
The utility model solves the technical scheme that its technical matters adopts: a kind of full-automatic concrete limited expansion rate analyzer, comprise base and be arranged on the support on base, described support is fixed with fixture by holding screw, fixture is fixed with and surveys catotropic high accuracy displacement sensor, displacement transducer is connected with data processor by signal transmssion line, data processor is connected with computing machine, described susceptor surface is offered and is equipped with square groove, the sidewall of described groove runs through threaded hole, is connected with bolt in threaded hole.
Described a kind of full-automatic concrete limited expansion rate analyzer, its base is the solid iron of 180 × 150 × 60mm, and described square groove is 110 × 110 × 10mm, and described threaded hole has three, and aperture is 5mm.
Described a kind of full-automatic concrete limited expansion rate analyzer, its support is the solid iron of Φ 30 × 80mm, and pedestal lower end is provided with external thread, and on base, correspondence is provided with mounting hole.
Described a kind of full-automatic concrete limited expansion rate analyzer, the fixture described in it is the solid iron plate of thick 20mm, and fixture is provided with and holds the through instrument connection of gauge head.
Described a kind of full-automatic concrete limited expansion rate analyzer, its holding screw is the square toes long cylinder screw of Φ 5 × 30mm.
Described a kind of full-automatic concrete limited expansion rate analyzer, its bolt is the high strength hex bolts of Φ 5 × 30mm.
Described a kind of full-automatic concrete limited expansion rate analyzer, its displacement transducer is stainless steel, and measurement range is 0-10mm, and measuring accuracy is 0.001mm, and gauge head length is 30mm.
Described a kind of full-automatic concrete limited expansion rate analyzer, its signal transmssion line is the multiple twin aluminum core line being coated with insulation course and traction-resistant fibre layer.
Described a kind of full-automatic concrete limited expansion rate analyzer, its data processor is dedicated data processor.
Described a kind of full-automatic concrete limited expansion rate analyzer, its computing machine is industrial computer.
The beneficial effects of the utility model are: use first three hour to be placed in set concrete curing environment, concrete test block to be measured is vertically positioned in square groove, by bolt, concrete test block is fixed, the gauge head of displacement transducer is contacted with concrete test block upper surface, the swell value of full-automatic follow-on test concrete test block, the Signal transmissions obtained to data processor carries out data processing and by Computer display out, achieve full-automatic continuous-reading, it is more accurate to test, operate easier, overall process is without the need to manual intervention.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Each Reference numeral is: 1-base, 2-support, 3-fixture, 4-holding screw, 5-bolt, 6-displacement transducer, 7-signal transmssion line, 8-data processor, 9-computing machine.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
With reference to shown in Fig. 1, the utility model discloses a kind of full-automatic concrete limited expansion rate analyzer, comprise base 1 and be arranged on the support 2 on base 1, base 1 is the solid iron of 180 × 150 × 60mm, support 2 is the solid iron of Φ 30 × 80mm, lower end is provided with external thread, on base 1, correspondence is provided with mounting hole, iron screws in mounting hole thus forms firm compact siro spinning technology with base 1, support 2 is vertically connected to the side of base 1 upper surface, described support 2 is fixed with fixture 3 by holding screw 4, holding screw 4 is the square toes long cylinder screw of Φ 5 × 30mm, fixture 3 is the solid iron plate of thick 20mm, instrument connection is provided with in the middle of fixture 3, fixture 3 is fixed with by the holding screw 4 of Φ 5mm and surveys catotropic high accuracy displacement sensor 6, gauge head is through instrument connection, displacement transducer 6 is stainless steel, measurement range is 0-10mm, measuring accuracy is 0.001mm, gauge head length is 30mm, displacement transducer 6 is connected with data processor 8 by signal transmssion line 7, described signal transmssion line 7 is for being coated with the multiple twin aluminum core line of insulation course and traction-resistant fibre layer, data processor 8 is connected with industrial computer 9, compare PC performance more stable, preserve and show the displacement data obtained by data processor 8, data processor 8 is dedicated data processor, displacement transducer 6 signal can be processed, be converted to displacement data and transfer to computing machine 9, the square groove being equipped with 110 × 110 × 10mm is offered on described base 1 surface, the sidewall of described groove runs through has three apertures to be the threaded hole of 5mm, bolt 5 is connected with in threaded hole, bolt 5 is the high strength hex bolts of Φ 5 × 30mm.
The utility model is placed in set concrete curing environment for three hours before use, concrete test block to be measured is vertically positioned in the square groove on base 1, 5 concrete test block is fixed on base 1 by tighting a bolt, adjustment fixture 3 height also tightens holding screw 4, the gauge head of displacement transducer 6 is contacted with concrete test block upper surface, the swell value of full-automatic follow-on test concrete test block, obtained Signal transmissions is carried out data processing to data processor 8 by signal transmssion line 7 by displacement transducer 6, be stored in computing machine 9 through processing the displacement data obtained and shown by display, this continuous process can realize the full-automatic continuous coverage of concrete test block limited expansion rate.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only; and the embodiment that part is used; for the person of ordinary skill of the art; without departing from the concept of the premise of the invention; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. a full-automatic concrete limited expansion rate analyzer, it is characterized in that: comprise base (1) and be arranged on the support (2) on base (1), described support (2) is fixed with fixture (3) by holding screw (4), fixture (3) is fixed with and surveys catotropic high accuracy displacement sensor (6), displacement transducer (6) is connected with data processor (8) by signal transmssion line (7), data processor (8) is connected with computing machine (9), described base (1) surface is offered and is equipped with square groove, the sidewall of described groove runs through threaded hole, bolt (5) is connected with in threaded hole.
2. a kind of full-automatic concrete limited expansion rate analyzer according to claim 1, it is characterized in that, described base (1) is the solid iron of 180 × 150 × 60mm, and described square groove is 110 × 110 × 10mm, described threaded hole has three, and aperture is 5mm.
3. a kind of full-automatic concrete limited expansion rate analyzer according to claim 1, is characterized in that, the solid iron that described support (2) is Φ 30 × 80mm, and support (2) lower end is provided with external thread, and the upper correspondence of base (1) is provided with mounting hole.
4. a kind of full-automatic concrete limited expansion rate analyzer according to claim 1 or 2 or 3, is characterized in that, the solid iron plate that described fixture (3) is thick 20mm, and fixture (3) is provided with and holds the through instrument connection of gauge head.
5. a kind of full-automatic concrete limited expansion rate analyzer according to claim 4, is characterized in that, the square toes long cylinder screw that described holding screw (4) is Φ 5 × 30mm.
6. a kind of full-automatic concrete limited expansion rate analyzer according to claim 5, is characterized in that, the high strength hex bolts that described bolt (5) is Φ 5 × 30mm.
7. a kind of full-automatic concrete limited expansion rate analyzer according to claim 6, is characterized in that, described displacement transducer (6) is stainless steel, and measurement range is for being 0-10mm, and measuring accuracy is 0.001mm, and gauge head length is 30mm.
8. a kind of full-automatic concrete limited expansion rate analyzer according to claim 7, is characterized in that, described signal transmssion line (7) is for being coated with the multiple twin aluminum core line of insulation course and traction-resistant fibre layer.
9. a kind of full-automatic concrete limited expansion rate analyzer according to claim 8, is characterized in that, described data processor (8) is dedicated data processor.
10. a kind of full-automatic concrete limited expansion rate analyzer according to claim 9, is characterized in that, described computing machine (9) is industrial computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394294.6U CN204086264U (en) | 2014-07-16 | 2014-07-16 | A kind of full-automatic concrete limited expansion rate analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394294.6U CN204086264U (en) | 2014-07-16 | 2014-07-16 | A kind of full-automatic concrete limited expansion rate analyzer |
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| Publication Number | Publication Date |
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| CN204086264U true CN204086264U (en) | 2015-01-07 |
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| CN201420394294.6U Active CN204086264U (en) | 2014-07-16 | 2014-07-16 | A kind of full-automatic concrete limited expansion rate analyzer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675850A (en) * | 2016-01-27 | 2016-06-15 | 三峡大学 | Test method for researching long-term stability of expansive cement slurry |
| CN106323147A (en) * | 2016-09-14 | 2017-01-11 | 北京杰昂科技有限公司 | Dimensional change test block deformation data acquisition, remote transmission and centralized processing system, application, and method |
| CN106771098A (en) * | 2016-12-16 | 2017-05-31 | 中国建筑材料科学研究总院 | Expansive concrete limited expansion rate analyzer and concrete mold device |
| CN110596344A (en) * | 2019-07-26 | 2019-12-20 | 河南水利与环境职业学院 | Test device for testing expansion coefficient of soil texture |
-
2014
- 2014-07-16 CN CN201420394294.6U patent/CN204086264U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675850A (en) * | 2016-01-27 | 2016-06-15 | 三峡大学 | Test method for researching long-term stability of expansive cement slurry |
| CN106323147A (en) * | 2016-09-14 | 2017-01-11 | 北京杰昂科技有限公司 | Dimensional change test block deformation data acquisition, remote transmission and centralized processing system, application, and method |
| CN106771098A (en) * | 2016-12-16 | 2017-05-31 | 中国建筑材料科学研究总院 | Expansive concrete limited expansion rate analyzer and concrete mold device |
| CN110596344A (en) * | 2019-07-26 | 2019-12-20 | 河南水利与环境职业学院 | Test device for testing expansion coefficient of soil texture |
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Effective date of registration: 20181115 Address after: 570100 Hainan Haikou Longhua District, the middle line of the golden deer Industrial Park No. 1 Patentee after: Hainan Sheng Kai Building Materials Co., Ltd. Address before: 200120 1158 Chuan six road, Pudong New Area, Shanghai Patentee before: SHANGHAI SHENYU SPECIAL BUILDING MATERIALS CO., LTD. |