CN115980187A - Concrete internal defect detection device and method - Google Patents
Concrete internal defect detection device and method Download PDFInfo
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- CN115980187A CN115980187A CN202310121268.XA CN202310121268A CN115980187A CN 115980187 A CN115980187 A CN 115980187A CN 202310121268 A CN202310121268 A CN 202310121268A CN 115980187 A CN115980187 A CN 115980187A
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention belongs to the field of detection equipment, and particularly relates to a concrete internal defect detection device and method. The horizontal plate and the clamping plate are matched, so that the aim of stabilizing the concrete block in the horizontal direction and the vertical direction can be fulfilled, the transverse plate can drive the concrete block to rotate, the concrete block can be detected from different positions, and the detection error can be reduced.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a device and a method for detecting internal defects of concrete.
Background
The concrete structure component often can produce the crack, fissured existence not only can influence the performance of structure, can influence the safety and the life-span of structure even, in order can be accurate measure fissured degree of depth and trend, the interior defect detection device of concrete becomes the gimmick commonly used for detecting, widely used in the not closely knit detection area, through retrieving, the patent document of authorizing bulletin number CN213275601U discloses an interior defect detection device of concrete, including defect detection device body and landing leg, the defect detection device body includes probe and check out test set, the landing leg is connected with the gyro wheel through the shaft, the landing leg is connected with the mounting panel, the mounting panel is connected with the protective housing, the protective housing passes through the spring and is connected with check out test set, be connected with a plurality of protection pads on the protective housing, baffle and the inner wall connection of protective housing, the mounting panel is connected with the swivel mount, the swivel mount is connected with the rod through the pivot, be connected with the telescopic link on the rod, the telescopic link is connected with the detection box through turning to the device, the protective housing has been seted up on the protective housing, the probe is installed in the protective housing through the installation pole, it is connected with the blotter comparatively sparingly and is convenient for detecting the concrete defect, the relatively higher practicality, and be more the detection device is more damaged to the interior defect detection device, the detection defect is carried out test to this detection.
In practical use, when the concrete block is detected through the ultrasonic probe, when the concrete block deviates, the detection accuracy is easily increased, and the ultrasonic probe can detect the concrete block from one direction, so that the detection error is large, and therefore the concrete internal defect detection device and the method are provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a concrete internal defect detection device and method.
In order to achieve the purpose, the invention adopts the following technical scheme:
a concrete internal defect detection device comprises a detection box, wherein a control box is fixedly mounted at the top of the detection box, a placing table is rotatably mounted on the inner wall of the bottom of the detection box, a vertical rod is fixedly mounted on the inner wall of the bottom of the detection box, a sliding seat is slidably sleeved on the vertical rod, an ultrasonic probe is fixedly mounted on one side of the sliding seat, a locking mechanism is arranged on the sliding seat, and the locking mechanism is matched with the vertical rod;
the detection box is characterized in that a rotating seat is rotatably mounted on the inner wall of the top of the detection box, a rectangular groove is formed in the bottom of the rotating seat, a rectangular seat is slidably mounted in the rectangular groove, a transverse plate is fixedly mounted at the bottom end of the rectangular seat, and a driving mechanism is arranged on the rotating seat and connected with the rectangular seat;
the driving mechanism comprises a mounting plate, a rotating motor, a thread groove and a driving screw rod, the mounting plate is fixedly mounted on a rotating seat, the rotating motor is fixedly mounted on the mounting plate, the thread groove is formed in the top of a rectangular seat, the driving screw rod is mounted on an output shaft of the rotating motor, and the driving screw rod is connected with the corresponding thread groove in a rotating mode.
Preferably, two moving grooves are formed in the top of the control box, a moving plate is slidably mounted in the moving grooves, a hydraulic cylinder is fixedly mounted on the inner wall of one side of the detection box, an output shaft of the hydraulic cylinder is fixedly connected with the moving plate, and a transmission mechanism is arranged between the moving plate and the rotating seat.
Preferably, the transmission machine comprises a rotating gear and a rack seat, the rotating gear is fixedly mounted on the rotating seat, the moving plates are fixedly mounted between the two moving plates, and the rack seat is meshed with the corresponding rotating gear.
Preferably, two sliding chutes are opened to the bottom of diaphragm, and slidable mounting has splint in the sliding chute, and one side fixed mounting of splint has compression spring, and compression spring's one end fixed mounting is on the inner wall of sliding chute.
Preferably, a plurality of removal holes have been seted up to the bottom of diaphragm, remove downthehole slidable mounting and have the dead lever, the bottom fixed mounting of a plurality of dead levers has the clamp plate, the top fixed mounting of a plurality of dead levers has the connecting plate, is equipped with pulling mechanism between connecting plate and the splint.
Preferably, the pulling mechanism includes spread groove, connecting rod and wire rope, the spread groove is seted up on the inner wall of sliding tray, and connecting rod fixed mounting is on the both sides inner wall of spread groove, and wire rope's one end fixed mounting is on splint, and wire rope's the other end bypasses connecting rod and fixed mounting on the connecting plate.
Preferably, the locking mechanism comprises a bolt hole and a locking bolt, the bolt hole is formed in the sliding seat, the locking bolt is installed on the bolt hole in an internal thread mode, and the locking bolt is matched with the vertical rod.
Preferably, a rotating hole is formed in the inner wall of the top of the detection box, and the rotating seat is rotatably connected with the corresponding rotating hole.
A concrete internal defect detection method comprises the following steps:
s1: by rotating the locking bolt, the locking bolt can be rotated and moved at the same time under the action of the bolt hole, and the purpose of compressing, fixing or separating the vertical rod can be realized, so that the purposes of fixing and fixing the sliding seat and the ultrasonic probe can be realized;
s2: placing the concrete block on a placing table, starting a rotating motor, wherein the rotating motor can drive a driving screw to rotate, the driving screw can drive a rectangular seat to move downwards through a thread groove, the rectangular seat can drive a transverse plate and a pressing plate to move downwards, and the pressing plate can be used for vertically and reversely pressing and fixing the concrete;
s3: when the pressing plate is contacted with concrete, the transverse plate continues to move downwards, the transverse plate can extrude and fix the pressing plate, the connecting plate and the transverse plate move relatively, the connecting plate can pull the clamping plates to move through the steel wire rope, and the two clamping plates can press and fix the concrete in the horizontal direction;
s4: the concrete is detected through the ultrasonic detection head, and through starting the pneumatic cylinder, the pneumatic cylinder can promote the movable plate and remove, and the movable plate can drive the rack seat and remove, and the rack seat can drive rotating gear and rotate, and rotating gear can drive the rotation seat, rectangle seat and diaphragm and rotate, and the diaphragm can drive the concrete and place the platform and rotate, can realize surveying the concrete piece from a plurality of directions, can improve and detect the accuracy and reduce the purpose of detection error.
The invention has the beneficial effects that:
(1) The purpose of fixing and fixing the sliding seat and the ultrasonic probe can be achieved through the matching of the locking bolt and the bolt hole, and the purpose of adjusting the height of the ultrasonic probe can be achieved by moving the ultrasonic probe in the vertical direction;
(2) Placing the concrete block on a placing table, driving the transverse plate and the pressing plate to move downwards by the rectangular seat under the matching of the rotary motor, the driving screw, the thread groove and the rectangular seat, and pressing and fixing the concrete in a vertical reverse direction by the pressing plate;
(3) When the pressing plate is contacted with the concrete, the transverse plate continues to move downwards, the transverse plate can extrude and fix the pressing plate, the connecting plate and the transverse plate move relatively, the connecting plate can pull the clamping plates to move through the steel wire rope, and the two clamping plates can press and fix the concrete in the horizontal direction;
(4) The concrete is detected through the ultrasonic detection head, and under the cooperation of the hydraulic cylinder, the moving plate, the rack seat, the rotating gear, the rotating seat, the rectangular seat and the transverse plate, the transverse plate can drive the concrete and rotate the placing table, so that the concrete block can be detected from multiple directions, and the detection accuracy can be improved, and the detection error can be reduced.
Drawings
Fig. 1 is a schematic perspective view of a concrete internal defect inspection apparatus according to the present invention;
fig. 2 is a schematic front view of a concrete internal defect detection device according to the present invention;
FIG. 3 is a schematic structural diagram of part A of a concrete internal defect inspection apparatus according to the present invention;
FIG. 4 is a schematic structural diagram of part B of a concrete internal defect detection apparatus according to the present invention;
FIG. 5 is a schematic structural diagram of part C of a concrete internal defect detection apparatus according to the present invention;
fig. 6 is a schematic structural diagram of a portion D of a concrete internal defect detection apparatus according to the present invention.
In the figure: 1. a detection box; 2. a control box; 3. a placing table; 4. a vertical rod; 5. a sliding seat; 6. an ultrasonic probe; 7. bolt holes; 8. locking the bolt; 9. a rotating seat; 10. mounting a plate; 11. a rotating electric machine; 12. a rotating gear; 13. a moving groove; 14. moving the plate; 15. a rack seat; 16. a hydraulic cylinder; 17. rotating the hole; 18. a rectangular groove; 19. a rectangular base; 20. a thread groove; 21. a drive screw; 22. a sliding groove; 23. a splint; 24. a compression spring; 25. connecting grooves; 26. a connecting rod; 27. a wire rope; 28. moving the hole; 29. fixing the rod; 30. a connecting plate; 31. pressing a plate; 32. a transverse plate.
Detailed description of the preferred embodiments
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It should be apparent that the described embodiments are only some of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, and the "disposed" refers to an existing connection, whether connected, mounted, secured, or permanently connected. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-6, a concrete internal defect detecting device comprises a detecting box 1, a control box 2 is fixedly installed at the top of the detecting box 1, a placing table 3 is rotatably installed on the inner wall of the bottom of the detecting box 1, a vertical rod 4 is fixedly installed on the inner wall of the bottom of the detecting box 1, a sliding seat 5 is slidably sleeved on the vertical rod 4, an ultrasonic detecting head 6 is fixedly installed at one side of the sliding seat 5, a locking mechanism is arranged on the sliding seat 5 and is matched with the vertical rod 4, more specifically, the locking mechanism comprises a bolt hole 7 and a locking bolt 8, the bolt hole 7 is arranged on the sliding seat 5, the locking bolt 8 is installed in the bolt hole 7 in a threaded manner and is matched with the vertical rod 4, and by rotating the locking bolt 8, the locking bolt 8 can be rotated and moved under the action of the bolt hole 7, the purpose of compressing and fixing or separating the vertical rod 4 can be achieved, and therefore the purpose of fixing and fixing releasing of the sliding seat 5 and the ultrasonic probe 6 can be achieved, the rotating seat 9 is rotatably installed on the inner wall of the top of the detection box 1, the rectangular groove 18 is formed in the bottom of the rotating seat 9, the rectangular seat 19 is slidably installed in the rectangular groove 18, the transverse plate 32 is fixedly installed at the bottom end of the rectangular seat 19, the driving mechanism is arranged on the rotating seat 9 and connected with the rectangular seat 19, specifically, the rotating hole 17 is formed in the inner wall of the top of the detection box 1, the rotating seat 9 is rotatably connected with the corresponding rotating hole 17, and the rotating seat 9 can be guided by the rotating hole 17, so that the rotating seat 9 can stably rotate;
in this embodiment, the driving mechanism includes a mounting plate 10, a rotating electrical machine 11, a thread groove 20 and a driving screw 21, the mounting plate 10 is fixedly mounted on the rotating base 9, the rotating electrical machine 11 is fixedly mounted on the mounting plate 10, the thread groove 20 is formed on the top of the rectangular base 19, the driving screw 21 is mounted on an output shaft of the rotating electrical machine 11, the driving screw 21 is rotatably connected with the corresponding thread groove 20, and the rotating electrical machine 11 drives the rectangular base 19 to move through the driving screw 21 by being provided with the driving mechanism.
In this embodiment, two moving grooves 13 are formed in the top of the control box 2, a moving plate 14 is slidably installed in the moving grooves 13, a hydraulic cylinder 16 is fixedly installed on the inner wall of one side of the detection box 1, an output shaft of the hydraulic cylinder 16 is fixedly connected with the moving plate 14, a transmission mechanism is arranged between the moving plate 14 and the rotating base 9, the hydraulic cylinder 16 can drive the moving plate 14 to move by being provided with the hydraulic cylinder 16, the transmission mechanism comprises a rotating gear 12 and a rack base 15, the rotating gear 12 is fixedly installed on the rotating base 9, the moving plate 14 is fixedly installed between the two moving plates 14, the rack base 15 is meshed with the corresponding rotating gear 12, and by being provided with the transmission mechanism, the rotating gear 12 can be driven to rotate by the movement of the rack base 15.
In this embodiment, two sliding tray 22 have been seted up to diaphragm 32's bottom, slidable mounting has splint 23 in sliding tray 22, one side fixed mounting of splint 23 has compression spring 24, compression spring 24's one end fixed mounting is at the inner wall of sliding tray 22, a plurality of removal holes 28 have been seted up to diaphragm 32's bottom, slidable mounting has dead lever 29 in the removal hole 28, the bottom fixed mounting of a plurality of dead levers 29 has clamp plate 31, the top fixed mounting of a plurality of dead levers 29 has connecting plate 30, be equipped with pulling mechanism between connecting plate 30 and the splint 23, through being provided with two splint 23, can realize pressing the fixed purpose of fastening on the horizontal direction to the concrete block through splint 23.
In this embodiment, the pulling mechanism includes spread groove 25, connecting rod 26 and wire rope 27, spread groove 25 sets up on the inner wall of sliding tray 22, connecting rod 26 fixed mounting is on the both sides inner wall of spread groove 25, wire rope 27's one end fixed mounting is on splint 23, wire rope 27's the other end bypasses connecting rod 26 and fixed mounting on connecting plate 30, through being provided with the pulling mechanism, wire rope 27 can drive splint 23 and remove to the realization is fixed the concrete.
A concrete internal defect detection method comprises the following steps:
s1: by rotating the locking bolt 8, the locking bolt 8 can be rotated and moved at the same time under the action of the bolt hole 7, and the purpose of compressing, fixing or separating the vertical rod 4 can be achieved, so that the purpose of fixing and fixing the sliding seat 5 and the ultrasonic probe 6 can be achieved, and the purpose of adjusting the height of the ultrasonic probe 6 can be achieved by moving the ultrasonic probe 6 in the vertical direction;
s2: placing a concrete block on the placing table 3, starting the rotating motor 11, wherein the rotating motor 11 can drive the driving screw 21 to rotate, the driving screw 21 can drive the rectangular seat 19 to move downwards through the thread groove 20, the rectangular seat 19 can drive the transverse plate 32 and the pressing plate 31 to move downwards, and the pressing plate 31 can vertically and reversely press and fix the concrete;
s3: when the pressing plate 31 contacts with the concrete, the transverse plate 32 continues to move downwards, the transverse plate 32 can extrude and fix the pressing plate 31, the connecting plate 30 and the transverse plate 32 move relatively, the connecting plate 30 can pull the clamping plates 23 to move through the steel wire rope 27, and the two clamping plates 23 can horizontally extrude and fix the concrete;
s4: survey the concrete through ultrasonic detection head 6, through starting up pneumatic cylinder 16, pneumatic cylinder 16 can promote movable plate 14 and remove, movable plate 14 can drive rack seat 15 and remove, rack seat 15 can drive rolling gear 12 and rotate, rolling gear 12 can drive rolling seat 9, rectangle seat 19 and diaphragm 32 rotate, diaphragm 32 can drive the concrete and place platform 3 and rotate, can realize surveying the concrete piece from a plurality of directions, can improve and detect the accuracy and reduce the purpose that detects the error.
The concrete internal defect detection device and method provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (9)
1. The concrete internal defect detection device is characterized by comprising a detection box (1), wherein a control box (2) is fixedly mounted at the top of the detection box (1), a placing table (3) is rotatably mounted on the inner wall of the bottom of the detection box (1), a vertical rod (4) is fixedly mounted on the inner wall of the bottom of the detection box (1), a sliding seat (5) is sleeved on the vertical rod (4) in a sliding manner, an ultrasonic detection head (6) is fixedly mounted on one side of the sliding seat (5), a locking mechanism is arranged on the sliding seat (5), and the locking mechanism is matched with the vertical rod (4);
a rotating seat (9) is rotatably mounted on the inner wall of the top of the detection box (1), a rectangular groove (18) is formed in the bottom of the rotating seat (9), a rectangular seat (19) is slidably mounted in the rectangular groove (18), a transverse plate (32) is fixedly mounted at the bottom end of the rectangular seat (19), a driving mechanism is arranged on the rotating seat (9), and the driving mechanism is connected with the rectangular seat (19);
actuating mechanism includes mounting panel (10), rotating electrical machines (11), thread groove (20) and drive screw (21), mounting panel (10) fixed mounting is on rotating seat (9), rotating electrical machines (11) fixed mounting is on mounting panel (10), thread groove (20) are seted up on the top of rectangle seat (19), install drive screw (21) on the output shaft of rotating electrical machines (11), just drive screw (21) rotate with corresponding thread groove (20) and are connected.
2. The concrete internal defect detection device according to claim 1, wherein two moving grooves (13) are formed in the top of the control box (2), a moving plate (14) is slidably mounted in the moving grooves (13), a hydraulic cylinder (16) is fixedly mounted on the inner wall of one side of the detection box (1), an output shaft of the hydraulic cylinder (16) is fixedly connected with the moving plate (14), and a transmission mechanism is arranged between the moving plate (14) and the rotating seat (9).
3. The concrete internal defect detection device according to claim 1, characterized in that the transmission machine comprises a rotating gear (12) and a rack seat (15), the rotating gear (12) is fixedly installed on the rotating seat (9), the moving plate (14) is fixedly installed between two moving plates (14), and the rack seat (15) is meshed with the corresponding rotating gear (12).
4. The concrete internal defect detection device according to claim 1, wherein two sliding grooves (22) are formed in the bottom of the transverse plate (32), a clamping plate (23) is slidably mounted in the sliding grooves (22), a compression spring (24) is fixedly mounted on one side of the clamping plate (23), and one end of the compression spring (24) is fixedly mounted on the inner wall of the sliding groove (22).
5. The concrete internal defect detection device as claimed in claim 1, wherein a plurality of moving holes (28) are formed at the bottom of the transverse plate (32), fixing rods (29) are slidably mounted in the moving holes (28), a pressing plate (31) is fixedly mounted at the bottom ends of the fixing rods (29), a connecting plate (30) is fixedly mounted at the top ends of the fixing rods (29), and a pulling mechanism is arranged between the connecting plate (30) and the clamping plate (23).
6. The concrete internal defect detection device according to claim 1, wherein the pulling mechanism comprises a connecting groove (25), a connecting rod (26) and a steel wire rope (27), the connecting groove (25) is arranged on the inner wall of the sliding groove (22), the connecting rod (26) is fixedly arranged on the inner walls of two sides of the connecting groove (25), one end of the steel wire rope (27) is fixedly arranged on the clamping plate (23), and the other end of the steel wire rope (27) bypasses the connecting rod (26) and is fixedly arranged on the connecting plate (30).
7. The concrete internal defect detection device according to claim 1, wherein the locking mechanism comprises a bolt hole (7) and a locking bolt (8), the bolt hole (7) is formed in the sliding seat (5), the locking bolt (8) is mounted in the bolt hole (7) in a threaded manner, and the locking bolt (8) is matched with the vertical rod (4).
8. The concrete internal defect detection device according to claim 1, wherein a rotation hole (17) is formed in the inner wall of the top of the detection box (1), and the rotation seat (9) is rotatably connected with the corresponding rotation hole (17).
9. A concrete internal defect detection method is characterized by comprising the following steps:
s1: by rotating the locking bolt (8), the locking bolt (8) can be rotated and moved at the same time under the action of the bolt hole (7), and the purpose of compressing and fixing or separating the vertical rod (4) can be realized, so that the purposes of fixing and releasing the fixing of the sliding seat (5) and the ultrasonic probe (6) can be realized, and the purpose of adjusting the height of the ultrasonic probe (6) can be realized by moving the ultrasonic probe (6) in the vertical direction;
s2: placing a concrete block on a placing table (3), starting a rotating motor (11), wherein the rotating motor (11) can drive a driving screw rod (21) to rotate, the driving screw rod (21) can drive a rectangular seat (19) to move downwards through a thread groove (20), the rectangular seat (19) can drive a transverse plate (32) and a pressing plate (31) to move downwards, and the concrete can be vertically and reversely pressed and fixed through the pressing plate (31);
s3: when the pressing plate (31) is in contact with concrete, the transverse plate (32) continues to move downwards, the transverse plate (32) can extrude and fix the pressing plate (31), the connecting plate (30) and the transverse plate (32) move relatively, the connecting plate (30) can pull the clamping plates (23) to move through the steel wire rope (27), and the two clamping plates (23) can press and fix the concrete in the horizontal direction;
s4: survey the concrete through ultrasonic detection head (6), through starting pneumatic cylinder (16), pneumatic cylinder (16) can promote movable plate (14) and remove, movable plate (14) can drive rack seat (15) and remove, rack seat (15) can drive running gear (12) and rotate, running gear (12) can drive and rotate seat (9), rectangle seat (19) and diaphragm (32) rotate, diaphragm (32) can drive the concrete and place platform (3) and rotate, can realize surveying the concrete piece from a plurality of directions, can improve the purpose that detects the accuracy and reduce the detection error.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310121268.XA CN115980187A (en) | 2023-02-16 | 2023-02-16 | Concrete internal defect detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310121268.XA CN115980187A (en) | 2023-02-16 | 2023-02-16 | Concrete internal defect detection device and method |
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| CN115980187A true CN115980187A (en) | 2023-04-18 |
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| CN202310121268.XA Pending CN115980187A (en) | 2023-02-16 | 2023-02-16 | Concrete internal defect detection device and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116773663A (en) * | 2023-08-25 | 2023-09-19 | 山东省路桥集团有限公司 | Ultrasonic technology crack detection system for concrete |
| CN117074533A (en) * | 2023-10-13 | 2023-11-17 | 中国建筑第四工程局有限公司 | Rapid nondestructive testing method and equipment for quality of heavy stone-like concrete hanging plate |
| CN117723403A (en) * | 2024-02-07 | 2024-03-19 | 三亚华盛水泥粉磨有限公司 | Acceleration test system for concrete durability |
-
2023
- 2023-02-16 CN CN202310121268.XA patent/CN115980187A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116773663A (en) * | 2023-08-25 | 2023-09-19 | 山东省路桥集团有限公司 | Ultrasonic technology crack detection system for concrete |
| CN116773663B (en) * | 2023-08-25 | 2023-11-03 | 山东省路桥集团有限公司 | Ultrasonic technology crack detection system for concrete |
| CN117074533A (en) * | 2023-10-13 | 2023-11-17 | 中国建筑第四工程局有限公司 | Rapid nondestructive testing method and equipment for quality of heavy stone-like concrete hanging plate |
| CN117074533B (en) * | 2023-10-13 | 2023-12-26 | 中国建筑第四工程局有限公司 | Rapid nondestructive testing method and equipment for quality of heavy stone-like concrete hanging plate |
| CN117723403A (en) * | 2024-02-07 | 2024-03-19 | 三亚华盛水泥粉磨有限公司 | Acceleration test system for concrete durability |
| CN117723403B (en) * | 2024-02-07 | 2024-04-19 | 三亚华盛水泥粉磨有限公司 | Acceleration test system for concrete durability |
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