CN209841554U - Auxiliary device for detecting tensile strength of steel concrete - Google Patents
Auxiliary device for detecting tensile strength of steel concrete Download PDFInfo
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- CN209841554U CN209841554U CN201920483082.8U CN201920483082U CN209841554U CN 209841554 U CN209841554 U CN 209841554U CN 201920483082 U CN201920483082 U CN 201920483082U CN 209841554 U CN209841554 U CN 209841554U
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Abstract
The utility model discloses a reinforced concrete tensile strength detects uses auxiliary device, including slide rail, base, splint and pad platform, the both sides of the inside bottom of base all are provided with servo motor, and the bottom of base one end is provided with control panel simultaneously, and control panel's inside is provided with the singlechip, first threaded rod and second threaded rod are installed respectively to the both ends on the inside top of base, and the one end of second threaded rod and first threaded rod all is connected with the one end of servo motor pivot through second belt pulley mechanism. The utility model discloses a be provided with and fill up the platform, and the top of filling up the platform is circular-arcly, so when the plane contact of circular arc surface and concrete sample bottom, the two department's of meeting position is linear contact to the bottom surface central line that makes the arc top of filling up the platform and concrete sample aligns, thereby ensures that the atress of concrete sample is in its central point department of putting, thereby reduces experimental error, improves experimental accuracy.
Description
Technical Field
The utility model relates to a concrete detection uses auxiliary device technical field, specifically is a steel-concrete tensile strength detects uses auxiliary device.
Background
The concrete tensile strength is one of the basic mechanical properties, the test for directly measuring the concrete axial tensile strength at present has certain difficulty, and the test data has larger discreteness, so that the tensile test is generally carried out on a concrete cube test block, but the existing auxiliary device for detecting the concrete tensile strength has many problems or defects:
firstly, the traditional auxiliary device for detecting the tensile strength of the reinforced concrete generally adopts a filler strip to carry out a cubic test block tensile test, when in test, parallel lines need to be firstly scribed on the top surface and the bottom surface of a formed concrete test block to determine the position of a cleavage plane, manual scribing on a test block is troublesome and has the influence of human factors, the scribing precision is influenced, and the filler strip needs to be manually placed in the subsequent operation process to be aligned with the scribed lines, so that the position of the cleavage plane can not be ensured at the central position of the test block, and the test accuracy is influenced;
secondly, when the traditional auxiliary device for detecting the tensile strength of the steel-concrete needs to cut a concrete test block, two filler strips are placed on a flat backing plate, the concrete test block is clamped between the two filler strips, and when the concrete block is cut from the middle, the filler strips can deviate and are not easy to operate, so that the reliability of the splitting tensile strength value is seriously influenced, the working efficiency is reduced, and time and labor are consumed;
thirdly, traditional reinforced concrete tensile strength detects the in-process that drives the fly leaf and remove with auxiliary device's motor, collides with the notch each other easily, and the screw thread between them produces under the effect of force and warp and is died by the card, needs often to maintain, has seriously influenced work efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel concrete tensile strength detects uses auxiliary device to inconvenient location, the filler strip that proposes takes place the skew easily among the solution above-mentioned background art and block dead problem easily.
In order to achieve the above object, the utility model provides a following technical scheme: an auxiliary device for detecting the tensile strength of reinforced concrete comprises a slide rail, a base, clamping plates and a cushion table, wherein servo motors are arranged on two sides of the bottom end inside the base, a control panel is arranged at the bottom of one end of the base, a single chip microcomputer is arranged inside the control panel, a first threaded rod and a second threaded rod are respectively arranged at two ends of the top end inside the base, one ends of the second threaded rod and the first threaded rod are connected with one end of a rotating shaft of the servo motors through a second belt pulley mechanism, the first threaded rod and the second threaded rod are connected through a first belt pulley mechanism, a shaft sleeve is arranged at the other end of the first threaded rod and the other end of the second threaded rod, movable plates are respectively arranged on two sides of the first threaded rod and the second threaded rod, partition plates are respectively arranged on two sides of the top end inside the base, and light-sensitive sensors are, the both sides on base top all are provided with the rectangular channel, and the top of fly leaf passes the rectangular channel simultaneously and all is fixed with the slide rail, the top of slide rail all is fixed with the slider, and the top of slider all is fixed with the linkage support, and the both ends of linkage support all are fixed with splint, miniature hydro-cylinder is all installed to the bottom of splint, and the one end of miniature hydro-cylinder telescopic link is connected with the bottom of linkage support, control panel and light sense sensor's output pass through the wire all with the input electric connection of singlechip, the output of singlechip pass through the wire respectively with miniature hydro-cylinder and servo motor's input electric connection.
Preferably, four corners of base bottom all are provided with the shock attenuation cushion, and are welding integral structure between shock attenuation cushion and the base.
Preferably, the middle position of the top end of the base is provided with a pad table, and a detachable mounting structure is arranged between the pad table and the base.
Preferably, the bottom of fly leaf is provided with the stopper, and the inside top of base is provided with the spacing groove of mutually supporting with the stopper simultaneously, and is sliding structure between spacing groove and the stopper.
Preferably, be provided with the internal thread on the inside wall of fly leaf, the surface of first threaded rod and second threaded rod all is provided with the external screw thread of mutually supporting with the internal thread.
Preferably, the first threaded rod and the second threaded rod are symmetrically distributed about a center line of the base.
Compared with the prior art, the beneficial effects of the utility model are that: this steel concrete tensile strength detects uses auxiliary device is rational in infrastructure, has following advantage:
1. through being provided with the pad platform, and the top of filling up the platform is circular-arc, so when the plane contact of circular arc surface and concrete sample bottom, the two department of meeting position is linear contact to make the arc top of filling up the platform aim at with the bottom surface central line of concrete sample, thereby ensure that the atress of concrete sample is in its central point department, thereby reduce experimental error, improve experimental accuracy.
2. Through being provided with splint, because connect through linkage support between the splint, so drive splint to expand to both sides after the miniature hydro-cylinder starts, it is convenient fixed with the concrete sample, and simultaneously, the slide rail is fixed in the top of fly leaf, servo motor drives first threaded rod and second threaded rod after starting and rotates, and the fly leaf removes to both sides under the effect of first threaded rod and second threaded rod, be convenient for adjust the interval between the splint, because splint support the concrete sample relatively, the stability and the balance of concrete sample when the pressurized have been guaranteed, can ensure the accuracy of test result, and the suitability is wider.
3. Through being provided with the light sense sensor, when the fly leaf will contact the edge of rectangular channel, the light sense sensor sends information to the singlechip, makes servo motor stop work immediately, avoids the edge contact of fly leaf and rectangular channel, prevents to block between rectangular channel and the fly leaf and dies.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic side view of the splint according to the present invention;
fig. 4 is a system block diagram of the present invention.
In the figure: 1. a slider; 2. a micro oil cylinder; 3. a slide rail; 4. a first pulley mechanism; 5. a base; 6. a second pulley mechanism; 7. a servo motor; 8. a limiting groove; 9. a control panel; 10. a single chip microcomputer; 11. a limiting block; 12. a shock-absorbing rubber pad; 13. a partition plate; 14. a light-sensitive sensor; 15. a rectangular groove; 16. a movable plate; 17. a splint; 18. a cushion table; 19. a first threaded rod; 20. a second threaded rod; 21. a shaft sleeve; 22. a linkage bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: an auxiliary device for detecting tensile strength of reinforced concrete comprises a slide rail 3, a base 5, a clamping plate 17 and a cushion table 18, wherein damping rubber pads 12 are arranged at four corners of the bottom end of the base 5, and the damping rubber pads 12 and the base 5 are of a welding integrated structure and play a damping role, servo motors 7 are arranged at two sides of the bottom end inside the base 5, the type of each servo motor 7 can be LC08ABK00, a control panel 9 is arranged at the bottom of one end of the base 5, a single chip microcomputer 10 is arranged inside the control panel 9, the type of the single chip microcomputer 10 can be HT66F018, a first threaded rod 19 and a second threaded rod 20 are respectively arranged at two ends of the top end inside the base 5, one ends of the second threaded rod 20 and the first threaded rod 19 are connected with one end of a rotating shaft of the servo motor 7 through a second belt pulley mechanism 6, the first threaded rod 19 is connected with the second threaded rod 20 through a first belt pulley mechanism 4, meanwhile, the other ends of the first threaded rod 19 and the second threaded rod 20 are both provided with a shaft sleeve 21, the first threaded rod 19 and the second threaded rod 20 are symmetrically distributed about the central line of the base 5, so that the operation is more stable, the movable plates 16 are arranged on both sides of the first threaded rod 19 and the second threaded rod 20, the inner side walls of the movable plates 16 are provided with internal threads, the surfaces of the first threaded rod 19 and the second threaded rod 20 are both provided with external threads matched with the internal threads, so that the distance between the movable plates 16 can be conveniently adjusted, the partition plates 13 are arranged on both sides of the top end inside the base 5, the two ends of each partition plate 13 are both provided with a light sensor 14, the type of each light sensor 14 can be ALS-PDT144-6C/L451, the bottom end of each movable plate 16 is provided with a limit block 11, and the top end inside the base 5, and a sliding structure is arranged between the limiting groove 8 and the limiting block 11 to play a limiting role, rectangular grooves 15 are arranged on two sides of the top end of the base 5, meanwhile, the top end of a movable plate 16 penetrates through the rectangular grooves 15 and is fixed with a slide rail 3, the top end of the slide rail 3 is fixed with a slide block 1, the top end of the slide block 1 is fixed with a linkage bracket 22, two ends of the linkage bracket 22 are fixed with clamping plates 17, the bottom end of each clamping plate 17 is provided with a micro oil cylinder 2, the model of the micro oil cylinder 2 can be CX-SD-32, one end of a telescopic rod of the micro oil cylinder 2 is connected with the bottom end of the linkage bracket 22, a cushion table 18 is arranged at the middle position of the top end of the base 5, a dismounting and mounting structure is arranged between the cushion table 18 and the base 5, so that the cushion table 18 can be conveniently replaced, the output ends of the control, the output end of the singlechip 10 is electrically connected with the input ends of the micro oil cylinder 2 and the servo motor 7 respectively through wires.
The working principle is as follows: when the device is used, firstly, a power supply is switched on, after the servo motor 7 is started, the first belt pulley mechanism 4 and the second belt pulley mechanism 6 are utilized to respectively drive the first threaded rod 19 and the second threaded rod 20 to rotate, the movable plate 16 moves towards two sides under the action of the first threaded rod 19 and the second threaded rod 20, the distance between the clamping plates 17 is adjusted, when the movable plate 16 is about to contact with the edge of the rectangular groove 15, the light sensor 14 sends information to the single chip microcomputer 10, the servo motor 7 stops working immediately, the movable plate 16 is prevented from contacting with the edge of the rectangular groove 15, the rectangular groove 15 and the movable plate 16 are prevented from being clamped tightly, then a concrete sample is placed at the top end of the cushion table 18, the servo motor 7 is started, the servo motor 7 drives the slide rails 3 to be mutually folded, the clamping plates 17 fix the concrete sample at the top end of the cushion table 18, the micro oil cylinder 2 is started, and the, therefore, the micro oil cylinder 2 drives the clamping plates 17 to expand towards two sides after being started, so that the concrete test piece is conveniently fixed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a reinforced concrete tensile strength detects uses auxiliary device, includes slide rail (3), base (5), splint (17) and pad platform (18), its characterized in that: both sides of the bottom end in the base (5) are provided with servo motors (7), the bottom of one end of the base (5) is provided with a control panel (9), a single chip microcomputer (10) is arranged in the control panel (9), two ends of the top end in the base (5) are respectively provided with a first threaded rod (19) and a second threaded rod (20), one ends of the second threaded rod (20) and the first threaded rod (19) are connected with one end of a rotating shaft of the servo motors (7) through a second belt pulley mechanism (6), the first threaded rod (19) and the second threaded rod (20) are connected through a first belt pulley mechanism (4), the other ends of the first threaded rod (19) and the second threaded rod (20) are respectively provided with a shaft sleeve (21), both sides of the first threaded rod (19) and the second threaded rod (20) are respectively provided with movable plates (16), base (5) inside top's both sides all are provided with baffle (13), and the both ends of baffle (13) all are provided with light sense sensor (14), the both sides on base (5) top all are provided with rectangular channel (15), and the top of fly leaf (16) passes rectangular channel (15) all and all is fixed with slide rail (3) simultaneously, the top of slide rail (3) all is fixed with slider (1), and the top of slider (1) all is fixed with linkage support (22), and the both ends of linkage support (22) all are fixed with splint (17), miniature hydro-cylinder (2) are all installed to the bottom of splint (17), and the one end of miniature hydro-cylinder (2) telescopic link is connected with the bottom of linkage support (22), the output of control panel (9) and light sense sensor (14) all with the input electric connection of singlechip (10) through the wire, the output of singlechip (10) pass through the wire respectively with the input electric connection of miniature hydro-cylinder (2) and servo motor (7), the output of singlechip (10 And the ends are electrically connected.
2. The auxiliary device for detecting the tensile strength of the steel-concrete according to claim 1, wherein: four corners of base (5) bottom all are provided with shock attenuation cushion (12), and are welding integrated structure between shock attenuation cushion (12) and base (5).
3. The auxiliary device for detecting the tensile strength of the steel-concrete according to claim 1, wherein: the middle position department on base (5) top installs and fills up platform (18), and fills up and be between platform (18) and base (5) and dismantle mounting structure.
4. The auxiliary device for detecting the tensile strength of the steel-concrete according to claim 1, wherein: the bottom of fly leaf (16) is provided with stopper (11), and the inside top of base (5) is provided with spacing groove (8) of mutually supporting with stopper (11) simultaneously, and is sliding structure between spacing groove (8) and stopper (11).
5. The auxiliary device for detecting the tensile strength of the steel-concrete according to claim 1, wherein: be provided with the internal thread on the inside wall of fly leaf (16), the surface of first threaded rod (19) and second threaded rod (20) all is provided with the external screw thread of mutually supporting with the internal thread.
6. The auxiliary device for detecting the tensile strength of the steel-concrete according to claim 1, wherein: the first threaded rod (19) and the second threaded rod (20) are symmetrically distributed relative to the center line of the base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483082.8U CN209841554U (en) | 2019-04-11 | 2019-04-11 | Auxiliary device for detecting tensile strength of steel concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483082.8U CN209841554U (en) | 2019-04-11 | 2019-04-11 | Auxiliary device for detecting tensile strength of steel concrete |
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| Publication Number | Publication Date |
|---|---|
| CN209841554U true CN209841554U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920483082.8U Expired - Fee Related CN209841554U (en) | 2019-04-11 | 2019-04-11 | Auxiliary device for detecting tensile strength of steel concrete |
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| CN (1) | CN209841554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702171A (en) * | 2021-10-27 | 2021-11-26 | 如皋市宏茂铸钢有限公司 | Cast steel strength detection equipment |
-
2019
- 2019-04-11 CN CN201920483082.8U patent/CN209841554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702171A (en) * | 2021-10-27 | 2021-11-26 | 如皋市宏茂铸钢有限公司 | Cast steel strength detection equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210411 |
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| CF01 | Termination of patent right due to non-payment of annual fee |