CN116973240A - Concrete structure intensity testing arrangement - Google Patents
Concrete structure intensity testing arrangement Download PDFInfo
- Publication number
- CN116973240A CN116973240A CN202311240243.8A CN202311240243A CN116973240A CN 116973240 A CN116973240 A CN 116973240A CN 202311240243 A CN202311240243 A CN 202311240243A CN 116973240 A CN116973240 A CN 116973240A
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- 239000004567 concrete Substances 0.000 title claims abstract description 98
- 238000012360 testing method Methods 0.000 title claims abstract description 40
- 238000007664 blowing Methods 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims description 31
- 238000007790 scraping Methods 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011456 concrete brick Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/26—Investigating twisting or coiling properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a concrete structure strength testing device, which particularly relates to the field of construction, and comprises a frame, wherein a lower template is arranged on the frame, an upper template is arranged above the lower template, and a first hydraulic cylinder for driving the upper template to vertically move is also arranged on the frame; the lower die plate and the upper die plate are connected through a connecting rod, an air blowing assembly is arranged between the lower die plate and the upper die plate and comprises a driving sliding rail which is transversely arranged, a mounting plate which is mounted on the driving sliding rail and can be driven by the driving sliding rail to horizontally slide, an air pipe is mounted at the bottom of the mounting plate, a plurality of air nozzles are mounted at the bottom of the air pipe, and the air pipe is connected with an air supply device. According to the invention, the air blowing assembly is adopted to punch the pits on the surface of the concrete layer, so that the bonding condition of the concrete prefabricated member and the concrete can be simulated, after the concrete layer is bonded and dried, the bonding strength is tested, and the influence of the pits on the bonding strength of the concrete layer can be tested, thereby providing a basis for the surface flatness standard of the prefabricated member.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a concrete structure strength testing device.
Background
The concrete structure has wide application in the field of construction, has high compressive strength after hardening, can bear great load, has better durability and can resist long-term physical and chemical erosion.
The concrete can be directly poured or made into prefabricated parts for action, and when the prefabricated parts such as concrete bricks, plates and columns are used, a layer of concrete is generally smeared on the surfaces of the prefabricated parts to be adhered with other prefabricated parts or other components, so that the adhesive strength is an important index of a concrete structure, however, as the surfaces of the concrete prefabricated parts are provided with more pits, the pits can reduce the contact area between the prefabricated parts and the concrete when the concrete is smeared, so that the effective adhesive area is reduced, the force transmission capacity of an adhesive area can be weakened, physical anchoring between the prefabricated parts and the concrete can be prevented, and the adhesive strength is reduced. Therefore, it is necessary to test the adhesive strength of concrete.
Disclosure of Invention
In order to solve the technical problems, the invention provides a concrete structure strength testing device.
The device for testing the strength of the concrete structure comprises a frame, wherein a lower template is arranged on the frame, an upper template is arranged above the lower template, and a first hydraulic cylinder for driving the upper template to vertically move is also arranged on the frame; an air blowing component is arranged between the lower die plate and the upper die plate and comprises a driving sliding rail which is transversely arranged, and a mounting plate which is arranged on the driving sliding rail and can be driven by the driving sliding rail to horizontally slide, wherein an air pipe is arranged at the bottom of the mounting plate, a plurality of air nozzles are arranged at the bottom of the air pipe, and the air pipe is connected with an air supply device; after the upper surface of the lower template is smeared with a concrete fluid layer, the mounting plate is driven to move on the upper surface of the concrete fluid layer by the driving slide rail, then the air nozzle intermittently shoots air to hit pits on the surface of the concrete fluid layer, the upper template is driven to move downwards to the concrete fluid layer by the first hydraulic cylinder, and after the concrete fluid is dried to form a concrete layer, the hydraulic cylinder is used for applying acting force to the concrete layer to test the bonding strength.
In a preferred embodiment, the device further comprises a test driving device, the test driving device comprises a top plate and a second hydraulic cylinder, the front end of the top plate is rotationally connected with a rotating seat, the upper template is arranged at the bottom of the rotating seat, a first rotating shaft is arranged on the top plate, a second rotating shaft is arranged on one side of the rotating seat, and the fixed end and the output end of the second hydraulic cylinder are respectively rotationally connected with the first rotating shaft and the second rotating shaft.
In a preferred embodiment, the blowing assembly further comprises a motor mounted on the mounting plate, and an output shaft of the motor is fixedly connected with the air pipe, so that the air pipe is driven to rotate by the motor.
In a preferred embodiment, the two sides of the lower template are provided with leakage-proof components, the leakage-proof components comprise -shaped holding frames which are arranged on the outer side wall of the lower template in a fitting mode, and the holding frames of the two leakage-proof components jointly enclose a port.
In a preferred embodiment, the outer side of the upper end of the holding frame is formed with a flat extension.
In a preferred embodiment, the leakage-proof assembly further comprises a lifting member mounted on the frame, a fixed block and a connecting rod mounted at the output end of the lifting member, and a holding frame mounted on the connecting rod, the lifting member being used for driving the holding frame to move vertically.
In a preferred embodiment, the bottom of the mounting plate is fixedly provided with a scraper for scraping the concrete fluid layer, and the bottom surface of the scraper is flush with the upper surface of the holding frame.
In a preferred embodiment, the frame has a lower mount mounted thereon, and the lower template slides into the lower mount from one end of the lower mount when mounted.
In a preferred embodiment, the bottom of the swivel mount is provided with an upper mount, and the upper die plate slides into the upper mount from one end of the upper mount when installed.
In a preferred embodiment, the test driving device further comprises guide rails arranged on two sides of the frame and a reinforcing plate vertically and slidably arranged on the guide rails, and the upper end of the reinforcing plate is fixedly connected with the top plate.
The invention has the technical effects and advantages that:
according to the invention, the air blowing assembly is adopted to punch the pits on the surface of the concrete layer, so that the bonding condition of the concrete prefabricated member and the concrete can be simulated, after the concrete layer is bonded and dried, the bonding strength is tested, and the influence of the pits on the bonding strength of the concrete layer can be tested, thereby providing a basis for the surface flatness standard of the prefabricated member.
According to the invention, the rotating seat and the upper template can be driven to rotate by the expansion and contraction of the second hydraulic cylinder, so that the torsional strength test of the concrete layer can be performed.
The invention can prevent the problem that the retaining frame brings away part of concrete due to the adhesion of the retaining frame and the concrete by downwards moving the retaining frame.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of the installation of the lower die plate and leak-proof assembly of the present invention.
Fig. 3 is a partial exploded view of fig. 2 in accordance with the present invention.
Fig. 4 is a schematic view of the installation of the first hydraulic cylinder and the test driving device of the present invention.
FIG. 5 is a schematic view of the installation of the lower die plate, leak-proof assembly and blowing assembly of the present invention.
Fig. 6 is a schematic structural view of the blowing assembly of the present invention.
Fig. 7 is a schematic structural diagram of a blowing assembly according to the present invention.
The reference numerals are: 1. a frame; 2. a lower template; 21. a lower mounting seat; 3. an upper template; 31. an upper mounting seat; 4. a first hydraulic cylinder; 5. an air blowing assembly; 51. driving the slide rail; 52. a mounting plate; 53. an air pipe; 54. an air tap; 55. a motor; 6. a leak-proof assembly; 61. a holding frame; 611. an extension; 62. a lifting member; 63. a fixed block; 64. a connecting rod; 7. a scraper; 8. testing a driving device; 81. a top plate; 82. a rotating seat; 83. a second hydraulic cylinder; 84. a first rotating shaft; 85. a second rotating shaft; 86. a guide rail; 87. reinforcing plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7 of the specification, a concrete structural strength testing device comprises a frame 1, wherein a lower template 2 is arranged on the frame 1, an upper template 3 is arranged above the lower template 2, and a hydraulic cylinder I4 for driving the upper template 3 to move vertically is further arranged on the frame 1; an air blowing component 5 is arranged between the lower die plate 2 and the upper die plate 3, the air blowing component 5 comprises a driving sliding rail 51 which is transversely arranged and a mounting plate 52 which is arranged on the driving sliding rail 51 and can be driven by the driving sliding rail 51 to horizontally slide, an air pipe 53 is arranged at the bottom of the mounting plate 52, a plurality of air nozzles 54 are arranged at the bottom of the air pipe 53, and the air pipe 53 is connected with an air supply device; after the upper surface of the lower template 2 is smeared with a concrete fluid layer, the mounting plate 52 is driven to move on the upper surface of the concrete fluid layer by the driving slide rail 51, then the air nozzle 54 intermittently shoots air to hit pits on the surface of the concrete fluid layer, the upper template 3 is driven to move downwards to the concrete fluid layer by the first hydraulic cylinder 4, and after the concrete fluid is dried to form a concrete layer, acting force is applied to the concrete layer by the first hydraulic cylinder 4 so as to test the bonding strength.
When testing, a concrete fluid layer is coated on the upper surface of the lower template 2, then the mounting plate 52 is driven to move by the driving sliding rail 51, in the moving process, the air supply device supplies air to the air pipe 53, the air nozzle 54 intermittently sprays air to the concrete fluid layer to form a certain number of pits, wherein the air supply device can select an air pump, the size of the pits is controlled by the number of times of spraying air at the same position, after the pits are formed, the upper template 3 is driven to move downwards by the first hydraulic cylinder 4 to be attached to the concrete fluid layer, the air in the pits cannot be discharged, the concrete fluid layer is dried to form a concrete layer, and the pits are formed on the surface bonded by the concrete layer and the upper template 3, namely, the pits simulating the surfaces of the concrete prefabricated members. Then the upper template 3 can be driven to move upwards by the first hydraulic cylinder 4, so that the bonding strength of the concrete layer can be tested, and the compressive strength of the concrete layer can be tested when the first hydraulic cylinder 4 moves downwards. The influence of pits with different numbers, sizes and positions on the bonding strength of the concrete layer is tested by controlling the differences of the numbers, sizes and positions of the pits, so that a basis is provided for the surface flatness standard of the prefabricated part.
In summary, through adopting the blowing subassembly 5 to beat out the pit on the surface of concrete layer to can simulate the condition that concrete prefab and concrete bond, after concrete layer bonding is dry, carry out bonding strength test to it, can test out the influence of pit to concrete layer bonding strength, thereby provide the basis for prefab surface smoothness standard.
In the second embodiment, on the basis of the first embodiment, a test driving device 8 is further provided, the test driving device 8 includes a top plate 81 and a second hydraulic cylinder 83, the front end of the top plate 81 is rotatably connected with a rotating seat 82, the upper template 3 is arranged at the bottom of the rotating seat 82, a first rotating shaft 84 is installed on the top plate 81, a second rotating shaft 85 is installed on one side of the rotating seat 82, and the fixed end and the output end of the second hydraulic cylinder 83 are rotatably connected with the first rotating shaft 84 and the second rotating shaft 85 respectively.
It should be noted that, by means of the expansion and contraction of the second hydraulic cylinder 83, the rotating seat 82 and the upper mold plate 3 may be driven to rotate, so that the torsional strength test of the concrete layer may be performed, where the second rotating shaft 85 is installed at the edge of the rotating seat 82. In addition, the test driving device 8 can also adopt other test structures, such as a waterproof permeability test structure, and can provide a basis for the flatness of the connection part of the precast concrete pipe.
Further, the air blowing assembly 5 further comprises a motor 55 mounted on the mounting plate 52, and an output shaft of the motor 55 is fixedly connected with the air pipe 53, so that the air pipe 53 is driven to rotate by the motor 55.
It should be noted that, the air pipe 53 is driven by the motor 55 to rotate, so that the air pipe 53 sprays air at different positions to strike the surface of the concrete layer, for example, when the air pipe 53 is transverse, the air can strike the edge of the concrete layer, and after rotation, the air is mainly strike the position close to the middle of the concrete layer.
Further, the two sides of the lower template 2 are both provided with a leakage-proof assembly 6, the leakage-proof assembly 6 comprises a -shaped holding frame 61 which is attached to the outer side wall of the lower template 2, and the holding frames 61 of the two leakage-proof assemblies 6 jointly enclose a 'port' shape.
The purpose of the holding frame 61 is to hold the concrete fluid layer on the upper surface of the lower die plate 2 so as not to flow out.
Further, a flat extension 611 is formed on the outer side of the upper end of the holding frame 61.
It should be noted that the extension portion 611 is provided to facilitate the scraping operation of the concrete fluid layer.
Further, the leakage preventing assembly 6 further comprises a lifting member 62 mounted on the frame 1, a fixed block 63 and a connecting rod 64 mounted at the output end of the lifting member 62, and a holding frame 61 mounted on the connecting rod 64, wherein the lifting member 62 is used for driving the holding frame 61 to move vertically.
The lifting member 62 may be an air cylinder, and after the upper die plate 3 is moved downward to contact the concrete fluid layer, the holding frame 61 may be moved downward to be separated from the concrete fluid layer, thereby preventing the concrete from adhering to the holding frame 61, and the holding frame 61 may be moved downward instead of being moved to both sides, thereby preventing the holding frame 61 from adhering to the concrete to cause a problem that the holding frame 61 may take part of the concrete.
Further, a blade 7 for scraping the concrete fluid layer is fixedly installed at the bottom of the installation plate 52, and the bottom surface of the blade 7 is flush with the upper surface of the holding frame 61.
By setting the scraper 7, the scraper 7 can be driven to move by driving the slide rail 51, so as to perform a scraping operation on the concrete surface in the two holding frames 61, and after the scraping operation, the operation of striking the pit with air is performed.
Further, a lower mounting seat 21 is mounted on the frame 1, and when mounted, the lower die plate 2 slides into the lower mounting seat 21 from one end of the lower mounting seat 21.
Still further, the upper mount 31 is mounted to the bottom of the rotation seat 82, and the upper die plate 3 is slid into the upper mount 31 from one end of the upper mount 31 when mounted.
It should be noted that, the lower mounting seat 21 and the upper mounting seat 31 are provided for facilitating the installation and the disassembly of the lower die plate 2 and the upper die plate 3, one end of the lower mounting seat 21 and one end of the upper mounting seat 31 are opened, the other end is closed, and the upper ends of the lower die plate 2 and the upper die plate 3 respectively extend out of the lower mounting seat 21 and the upper mounting seat 31, so as to facilitate the application of concrete and the bonding with the concrete layer.
Further, the test driving device 8 further comprises guide rails 86 installed on two sides of the frame 1 and a reinforcing plate 87 vertically and slidably installed on the guide rails 86, and the upper end of the reinforcing plate 87 is fixedly connected with the top plate 81.
When the first hydraulic cylinder 4 drives the top plate 81 to move downward, the reinforcing plate 87 also moves downward, and the stability of the top plate 81 can be improved by the arrangement of the guide rail 86 and the reinforcing plate 87.
Specifically, in use, first, the lower die plate 2 is mounted in the lower mount 21, the upper die plate 3 is mounted in the upper mount 31, and the two lifting members 62 drive the holding frame 61 to be sandwiched outside the lower die plate 2. Concrete grout is then injected between the two holding frames 61, i.e. the concrete fluid layer. Secondly, the mounting plate 52 and the scraping plate 7 are driven to move by the driving sliding rail 51, and the scraping plate 7 is used for scraping the surface of the concrete fluid layer. Then, the sliding rail 51 is driven to drive the air tap 54 to move, so that the air tap 54 intermittently sprays air to strike the concrete fluid layer to form pits, and in the process of moving the sprayed air, the scraping plate 7 needs to be in front of the air tap 54 to prevent the scraping plate 7 from scraping the hit pits. And the first hydraulic cylinder 4 drives the top plate 81, the rotating seat 82, the upper mounting seat 31 and the upper template 3 to move downwards, so that the upper template 3 is contacted and bonded with the concrete fluid layer. Finally, after the concrete fluid layers are dried, the upper template 3 is driven to move upwards through the first hydraulic cylinder 4, so that the binding force can be tested, the upper template 3 is driven to move downwards through the first hydraulic cylinder 4, the extrusion strength can be tested, the rotating seat 82 is driven to rotate through the second hydraulic cylinder 83, and the torsional strength can be tested.
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The utility model provides a concrete structure intensity testing arrangement, includes frame (1), its characterized in that: the machine frame (1) is provided with a lower template (2), an upper template (3) is arranged above the lower template (2), and a first hydraulic cylinder (4) for driving the upper template (3) to vertically move is also arranged on the machine frame (1); an air blowing assembly (5) is arranged between the lower die plate (2) and the upper die plate (3), the air blowing assembly (5) comprises a driving sliding rail (51) which is transversely arranged, and a mounting plate (52) which is mounted on the driving sliding rail (51) and can be driven by the driving sliding rail (51) to horizontally slide, an air pipe (53) is mounted at the bottom of the mounting plate (52), a plurality of air nozzles (54) are mounted at the bottom of the air pipe (53), and the air pipe (53) is connected with an air supply device;
after the upper surface of the lower template (2) is smeared with a concrete fluid layer, a driving sliding rail (51) is used for driving a mounting plate (52) to move on the upper surface of the concrete fluid layer, then an air nozzle (54) intermittently emits air to hit pits on the surface of the concrete fluid layer, a hydraulic cylinder I (4) is used for driving an upper template (3) to move downwards onto the concrete fluid layer, and after the concrete fluid is dried to form a concrete layer, an acting force is applied to the concrete layer through the hydraulic cylinder I (4) so as to test the bonding strength.
2. The concrete structure strength testing device according to claim 1, wherein: still include test drive arrangement (8), test drive arrangement (8) include roof (81) and pneumatic cylinder two (83), the front end rotation of roof (81) is connected with rotation seat (82), cope match-plate pattern (3) set up in the bottom of rotating seat (82), install pivot one (84) on roof (81), pivot two (85) are installed to one side of rotating seat (82), the stiff end and the output of pneumatic cylinder two (83) are connected with pivot one (84) and pivot two (85) rotation respectively.
3. The concrete structure strength testing device according to claim 1, wherein: the blowing assembly (5) further comprises a motor (55) arranged on the mounting plate (52), and an output shaft of the motor (55) is fixedly connected with the air pipe (53), so that the motor (55) drives the air pipe (53) to rotate.
4. A concrete structure strength testing apparatus according to claim 3, wherein: both sides of lower bolster (2) all are provided with leak protection subassembly (6), leak protection subassembly (6) are including laminating setting up "" shape holding frame (61) at lower bolster (2) lateral wall, and holding frame (61) of two leak protection subassemblies (6) enclose into "the mouth" shape jointly.
5. The concrete structure strength testing device according to claim 4, wherein: a flat extension (611) is formed on the outer side of the upper end of the holding frame (61).
6. A concrete structure strength testing apparatus according to claim 4 or 5, wherein: the anti-leakage assembly (6) further comprises a lifting component (62) arranged on the frame (1), a fixed block (63) and a connecting rod (64) which are arranged at the output end of the lifting component (62), the retaining frame (61) is arranged on the connecting rod (64), and the lifting component (62) is used for driving the retaining frame (61) to move vertically.
7. The concrete structure strength testing device according to claim 4, wherein: a scraper (7) for scraping the concrete fluid layer is fixedly arranged at the bottom of the mounting plate (52), and the bottom surface of the scraper (7) is flush with the upper surface of the retaining frame (61).
8. The concrete structure strength testing device according to claim 1, wherein: the lower mounting seat (21) is arranged on the frame (1), and when the lower mounting seat is arranged, the lower template (2) slides into the lower mounting seat (21) from one end of the lower mounting seat (21).
9. A concrete structure strength testing device according to claim 2, wherein: an upper mounting seat (31) is mounted at the bottom of the rotating seat (82), and when the upper mounting seat is mounted, the upper template (3) slides into the upper mounting seat (31) from one end of the upper mounting seat (31).
10. A concrete structure strength testing device according to claim 2, wherein: the test driving device (8) further comprises guide rails (86) arranged on two sides of the frame (1) and reinforcing plates (87) vertically and slidably arranged on the guide rails (86), and the upper ends of the reinforcing plates (87) are fixedly connected with the top plate (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311240243.8A CN116973240B (en) | 2023-09-25 | 2023-09-25 | Concrete structure intensity testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311240243.8A CN116973240B (en) | 2023-09-25 | 2023-09-25 | Concrete structure intensity testing arrangement |
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| Publication Number | Publication Date |
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| CN116973240A true CN116973240A (en) | 2023-10-31 |
| CN116973240B CN116973240B (en) | 2023-12-12 |
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| CN202311240243.8A Active CN116973240B (en) | 2023-09-25 | 2023-09-25 | Concrete structure intensity testing arrangement |
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| CN111456447A (en) * | 2020-04-30 | 2020-07-28 | 中冶天工集团有限公司 | Device and method for controlling flatness and thickness of concrete |
| CN213779853U (en) * | 2020-10-19 | 2021-07-23 | 乌海市帝缘港商砼有限公司 | Testing arrangement of cement concrete slab cohesive strength |
| JP2022185812A (en) * | 2021-06-03 | 2022-12-15 | 株式会社熊谷組 | Method and apparatus for measuring surface hardness of young cementitious material, and concrete placing apparatus |
| CN113418768A (en) * | 2021-07-12 | 2021-09-21 | 上海理工大学 | Combined die device and method for manufacturing conventional direct shear test sample of composite rock mass |
| CN113567259A (en) * | 2021-07-20 | 2021-10-29 | 中建二局第一建筑工程有限公司 | High-performance concrete strength detection device and use method thereof |
| CN114055596A (en) * | 2021-11-22 | 2022-02-18 | 浙江易家建筑工程有限公司 | Production process for precisely building assembled wallboard with high precision form and position tolerance |
| CN217059589U (en) * | 2022-03-22 | 2022-07-26 | 安徽理工大学 | High-adaptability concrete pouring mold based on lithologic joint surface simulation experiment |
| CN115467532A (en) * | 2022-08-24 | 2022-12-13 | 蓝城乐居建设管理集团有限公司 | Automatic concrete wall surface or ground surface scraping device and flatness control method thereof |
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