CN114199670B - Concrete strength detection device for highway bridge construction - Google Patents
Concrete strength detection device for highway bridge construction Download PDFInfo
- Publication number
- CN114199670B CN114199670B CN202111314192.XA CN202111314192A CN114199670B CN 114199670 B CN114199670 B CN 114199670B CN 202111314192 A CN202111314192 A CN 202111314192A CN 114199670 B CN114199670 B CN 114199670B
- Authority
- CN
- China
- Prior art keywords
- plate
- concrete
- grinding wheel
- detection device
- bridge construction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- G01N3/02—Details
-
- 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
- G01N1/32—Polishing; Etching
-
- 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
- G01N3/02—Details
- G01N3/04—Chucks
-
- 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
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)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a concrete strength detection device for highway bridge construction, which comprises a base and a bracket, wherein a pressing component is arranged at the bottom of the bracket, a placing table is placed at the top of the base, the pressing component comprises a stress plate and a pressure plate, the bottom of the pressure plate is connected with a second grinding wheel, a first grinding wheel is arranged at the top of the placing table, and the first grinding wheel and the second grinding wheel are driven to rotate by a motor; a hydraulic rod is arranged between the stress plate and the bracket. According to the concrete strength detection device for highway bridge construction, firstly, the grinding wheels are arranged at the bottoms of the placing table and the pressure plate, so that the upper surface and the lower surface of concrete can be polished simultaneously, the surface of the concrete during detection is smooth, and the stability and the accuracy of concrete compression resistance detection are improved; secondly, through setting up the protective component in the below of pushing down the subassembly, not only can carry out spacingly to the piece that produces when concrete detects, can also avoid the concrete to take place to rock simultaneously.
Description
Technical Field
The invention relates to the technical field of concrete detection devices, in particular to a concrete strength detection device for highway bridge construction.
Background
After the engineering construction is finished, the strength of the concrete is required to be detected when the construction is completed and accepted, so that whether a proper amount of engineering meets relevant requirements or not is judged, the strength of the concrete has a great influence on the engineering quality, and in the construction in the chemical field, chemical raw materials are contained in industrial plants, and the temperature is rapidly reduced after the chemical raw materials are leaked;
at present, when the existing concrete strength detection device is used, the concrete blocks are required to be extruded and the pressure which can be borne when the concrete blocks are cracked is detected, but when the concrete is cracked under pressure, a large amount of dust is generated outside the concrete blocks, meanwhile, the situation that fragments are splashed outwards can occur, the operation environment of workers is bad, and certain potential safety hazards exist.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a concrete strength detection device for highway bridge construction, which solves the technical problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the concrete strength detection device for highway bridge construction comprises a base and a bracket arranged at the top of the base, wherein the bottom of the bracket is provided with a pressing component for extruding concrete blocks, a placing table corresponding to the pressing component vertically is placed at the top of the base,
the pressing assembly comprises a stress plate sliding up and down and a pressure plate connected with the bottom of the stress plate, the bottom of the pressure plate is connected with a second grinding wheel for grinding concrete through a bearing, a first grinding wheel corresponding to the second grinding wheel up and down is arranged at the top of the placing table, and the first grinding wheel and the second grinding wheel are driven to rotate through a motor;
a hydraulic rod is arranged between the top of the stress plate and the inner top surface of the bracket.
Preferably, the guide cylinder arranged at the bottom of the stress plate is spliced with the butt joint pin arranged at the top of the pressure plate, and the butt joint pin is connected with the guide cylinder through a spring.
Preferably, the support is driven by a driving motor arranged in the base, and an output shaft of the driving motor extends out of the top of the base and is spliced with the bottom of the first grinding wheel.
Preferably, the second grinding wheel is driven to rotate by a self-locking motor arranged at the center of the stress plate, and an output shaft of the self-locking motor is spliced with a butt joint cylinder arranged at the top of the second grinding wheel.
Preferably, the distance between the stress plate and the pressure plate is smaller than the distance between the self-locking motor and the pressure plate, and a pressure sensor for detecting the pressure applied to the concrete is arranged between the second grinding wheel and the pressure plate.
Preferably, the bottom of the pressing component is provided with a protective component for limiting concrete fragments, the protective component comprises a movable frame in a rectangular frame shape and a bottom plate connected to the bottom of the pressing component, and a folding plate is connected between the movable frame and the bottom plate,
two groups of connecting seats are arranged on the opposite sides of the movable frame and the bottom plate, the end parts of the connecting seats are connected with the supporting rods through rotating shafts, the two groups of supporting rods on the same side are mutually crossed, and the rotating shafts are arranged at the crossing positions among the supporting rods;
the lower part of the bottom plate is provided with a gear, a band-shaped linkage belt is sleeved outside the bottom plate, the linkage belt is connected with one group of connecting seats at the top of the bottom plate, the connecting belt is linked with the outer wall of the gear, and one end of the gear is connected with a hand wheel.
Preferably, two groups of connecting seats are arranged at the bottom of the movable frame, one group of connecting seats is fixedly connected with the movable frame, and the other group of connecting seats is in sliding connection with the movable frame through a sliding rail.
Preferably, two groups of connecting seats are arranged at the bottom of the bottom plate, one group of connecting seats is fixedly connected with the bottom plate, and the other group of connecting seats is in sliding connection with the movable frame through a sliding rail.
(III) beneficial effects
Firstly, grinding wheels are arranged at the bottoms of the placing table and the pressure plate, so that the upper surface and the lower surface of concrete can be polished simultaneously, the surface of the concrete during detection is smooth, and the stability and the accuracy of concrete compression resistance detection are improved;
secondly, through arranging the guide cylinder and the butt joint pin which are mutually corresponding between the stress plate and the pressure plate, the self-locking motor can be prevented from being stressed when the concrete is extruded, so that the self-locking motor is protected while the compression resistance is detected;
thirdly, the placing table is separated from the base, so that concrete blocks can be conveniently replaced and installed, meanwhile, concrete scraps can be collected, and the concrete can be conveniently treated subsequently;
fourthly, by arranging the protective component below the pressing component, not only can the fragments generated during concrete detection be limited, but also the concrete can be prevented from shaking, so that the safety and stability of the detection are improved;
fifthly, through setting up the branch of alternately placing between movable frame and bottom plate, can open and close the protection subassembly as required to the convenience when improving the protection subassembly and using.
Drawings
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.
FIG. 1 is a diagram showing the overall construction of a concrete strength detecting device for highway bridge construction according to the present invention;
FIG. 2 is a view showing a construction of a concrete strength detecting apparatus for highway bridge construction according to the present invention after a protective member is opened;
FIG. 3 is a block diagram of a protective assembly and a hold-down assembly in a concrete strength detection device for highway bridge construction according to the present invention;
FIG. 4 is a partial side view of a protective assembly in a concrete strength detection apparatus for highway bridge construction according to the present invention;
fig. 5 is a sectional view of a pressing component in the concrete strength detecting device for highway bridge construction according to the present invention.
Legend description: 1. a base; 3. a placement table; 4. a first grinding wheel; 5. a bracket; 6. pressing down the assembly; 61. a force-bearing plate; 62. a self-locking motor; 63. a guide cylinder; 64. a pressure plate; 65. a second grinding wheel; 66. a butt joint barrel; 67. a butt joint pin; 7. a protective assembly; 71. a movable frame; 72. a folding plate; 73. a connecting seat; 74. a support rod; 75. a bottom plate; 76. a gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. 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. In addition, hereinafter, for convenience of description, references to "upper", "lower", "left", "right" are equal to directions of upper, lower, left, right, etc. of the drawing itself, and the references to "first", "second", etc. are to be distinguished in description, and have no other special meaning.
With reference to fig. 1 to 5, the present invention provides a concrete strength detecting device for construction of highway bridges, which comprises a base 1 and a bracket 5 mounted on the top thereof, wherein the bottom of the bracket 5 is provided with a pressing component 6 for pressing concrete blocks, and a placement table 3 corresponding to the pressing component 6 vertically is placed on the top of the base 1,
the pressing component 6 comprises a force bearing plate 61 sliding up and down and a pressure plate 64 connected with the bottom of the force bearing plate 61, the bottom of the pressure plate 64 is connected with a second grinding wheel 65 for polishing concrete through a bearing, the top of the placing table 3 is provided with a first grinding wheel 4 corresponding to the second grinding wheel 65 up and down, and the first grinding wheel 4 and the second grinding wheel 65 are driven to rotate through a motor;
a hydraulic rod is arranged between the top of the force-bearing plate 61 and the inner top surface of the bracket 5.
Referring to fig. 5, a guide cylinder 63 installed at the bottom of the force-receiving plate 61 is inserted into a docking pin 67 installed at the top of the pressure plate 64, and the docking pin 67 and the guide cylinder 63 are connected by a spring.
Referring to fig. 1, the bracket 5 is driven by a driving motor installed inside the base 1, and an output shaft of the driving motor extends out of the top of the base 1 and is inserted into the bottom of the first grinding wheel 4, the output shaft of the driving motor is rectangular, and a slot with the same shape as the output shaft of the driving motor is formed in the bottom of the first grinding wheel 4.
Referring to fig. 5, the second grinding wheel 65 is rotated by a self-locking motor 62 installed at the center of the force-receiving plate 61, and an output shaft of the self-locking motor 62 is inserted into a docking cylinder 66 installed at the top of the second grinding wheel 65.
Referring to fig. 5, the distance between the force-receiving plate 61 and the pressure plate 64 is smaller than the distance between the self-locking motor 62 and the pressure plate 64, and a pressure sensor for detecting the pressing pressure of the concrete is provided between the second grinding wheel 65 and the pressure plate 64.
Referring to fig. 2 to 4, the bottom of the pressing down assembly 6 is provided with a protection assembly 7 for limiting concrete fragments, and the protection assembly 7 includes a movable frame 71 having a rectangular frame shape and a bottom plate 75 coupled to the bottom of the pressing down assembly 6, and a folding plate 72 is coupled between the movable frame 71 and the bottom plate 75, wherein,
two groups of connecting seats 73 are arranged on the opposite sides of the movable frame 71 and the bottom plate 75, support rods 74 are connected to the end parts of the connecting seats 73 through rotating shafts, the two groups of support rods 74 on the same side are intersected with each other, and rotating shafts are arranged at the intersection positions between the support rods 74;
a gear 76 is arranged below the bottom plate 75, a belt-shaped linkage belt is sleeved outside the bottom plate 75, the linkage belt is connected with one group of connecting seats 73 at the top of the bottom plate 75, the connecting belt is linked with the outer wall of the gear 76, and one end of the gear 76 is connected with a hand wheel.
Referring to fig. 4, two sets of connection seats 73 are installed at the bottom of the movable frame 71, one set is fixedly connected with the movable frame 71, and the other set is slidably connected with the movable frame 71 through a sliding rail.
Referring to fig. 4, two sets of connection seats 73 are installed at the bottom of the bottom plate 75, one set is fixedly connected with the bottom plate 75, and the other set is slidably connected with the movable frame 71 through a sliding rail.
When in use, firstly the placing table 3 is taken down from the base 1, then the concrete block to be detected is placed on the placing table 3, and the placing table 3 and the concrete block above the placing table are placed between the base 1 and the bracket 5 together, when in placing, the first grinding wheel 4 at the top of the placing table 3 is correspondingly inserted with the output shaft of the driving motor in the base 1, after the placing, the hand wheel positioned outside the device is rotated, as the hand wheel is connected with the gear 76 arranged below the bottom plate 75, and the linkage belt is sleeved outside the gear 76, when the hand wheel is rotated, the gear 76 and the linkage belt sleeved outside the gear 76 can be driven to rotate together, and as the outside of the linkage belt is connected with one group of the connecting seats 73, and the other group of the connecting seats 73 in the two groups of connecting seats 73 at the same side are fixedly connected with the bottom plate 75, when the linkage belt rotates, the two groups of connecting seats 73 on the same side are mutually close to each other and are in a shape as shown in fig. 4, at the moment, the distance between the movable frame 71 and the bottom plate 75 is increased, the folding plate 72 connected between the movable frame 71 and the bottom plate 75 is unfolded under the action of the tensile force between the movable frame 71 and the bottom plate 75 so as to be contacted with the outer wall of the base 1, the placing table 3 is sleeved in the movable frame 71 to form the shape as shown in fig. 2, then the self-locking motor 62 positioned at the top of the stress plate 61 and the driving motor in the base 1 are simultaneously started to drive the grinding wheels at the upper end and the lower end of the concrete block to rotate, so that the upper end and the lower end of the concrete block are polished, chips generated in the polishing process are limited in the folding plate 72 under the action of the protection component 7 and cannot move freely, the influence on the processing environment is avoided, in addition, the upper end and lower end of the concrete block are polished smoothly by the grinding wheels, then the hydraulic rod above the stress plate 61 is controlled to drive the stress plate 61 to move downwards, so that the stress plate 61 moves downwards and moves downwards together with the pressure plate 64, thereby extruding the concrete blocks between the pressing component 6 and the placing table 3, recording the pressure when the concrete blocks are cracked, and simultaneously limiting the cracked fragments in the protective component 7, thereby avoiding the generation of a great deal of dust and fragments, reducing the pollution of the detection environment, splash injury and other conditions,
After the detection is completed, the control hand wheel rotates reversely, so that the control hand wheel drives the gear 76 and the linkage belt outside the gear 76 to drive the protection component 7 to shrink upwards, and then the concrete blocks and the placing table 3 can be taken out together.
Those skilled in the art will appreciate that the drawing is merely a schematic illustration of one preferred implementation scenario and that the modules or flows in the drawing are not necessarily required to practice the present patent.
Those skilled in the art will appreciate that modules in an apparatus in an implementation scenario may be distributed in an apparatus in an implementation scenario according to an implementation scenario description, or that corresponding changes may be located in one or more apparatuses different from the implementation scenario. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.
The foregoing disclosure is merely illustrative of specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that may be made by those skilled in the art should fall within the scope of the present invention.
Claims (7)
1. The concrete strength detection device for highway bridge construction is characterized by comprising a base (1) and a bracket (5) arranged at the top of the base, wherein a pressing component (6) for pressing concrete blocks is arranged at the bottom of the bracket (5), a placing table (3) corresponding to the pressing component (6) up and down is placed at the top of the base (1), the concrete strength detection device comprises a base and a support (5) arranged at the top of the base,
the pressing assembly (6) comprises a force bearing plate (61) sliding up and down and a pressure plate (64) connected with the bottom of the force bearing plate (61), the bottom of the pressure plate (64) is connected with a second grinding wheel (65) for polishing concrete through a bearing, a first grinding wheel (4) corresponding to the second grinding wheel (65) up and down is arranged at the top of the placing table (3), and the first grinding wheel (4) and the second grinding wheel (65) are driven to rotate through a motor;
a hydraulic rod is arranged between the top of the stress plate (61) and the inner top surface of the bracket (5);
the bottom of the pressing component (6) is provided with a protection component (7) for limiting concrete fragments, the protection component (7) comprises a movable frame (71) in a rectangular frame shape and a bottom plate (75) connected to the bottom of the pressing component (6), and a folding plate (72) is connected between the movable frame (71) and the bottom plate (75),
two groups of connecting seats (73) are arranged on one side, opposite to the bottom plate (75), of the movable frame (71), support rods (74) are connected to the end parts of the connecting seats (73) through rotating shafts, the two groups of support rods (74) on the same side are intersected with each other, and rotating shafts are arranged at the intersection positions between the support rods (74);
the lower part of the bottom plate (75) is provided with a gear (76), a strip-shaped linkage belt is sleeved outside the bottom plate (75), the linkage belt is connected with one group of connecting seats (73) at the top of the bottom plate (75), the connecting belt is linked with the outer wall of the gear (76), and one end of the gear (76) is connected with a hand wheel.
2. The concrete strength detection device for highway bridge construction according to claim 1, wherein: the guide cylinder (63) arranged at the bottom of the stress plate (61) is spliced with the butt joint pin (67) arranged at the top of the pressure plate (64), and the butt joint pin (67) is connected with the guide cylinder (63) through a spring.
3. The concrete strength detection device for highway bridge construction according to claim 1, wherein: the support (5) is driven by a driving motor arranged in the base (1), and an output shaft of the driving motor extends out of the top of the base (1) and is spliced with the bottom of the first grinding wheel (4).
4. The concrete strength detection device for highway bridge construction according to claim 1, wherein: the second grinding wheel (65) is driven to rotate by a self-locking motor (62) arranged at the center of the stress plate (61), and an output shaft of the self-locking motor (62) is spliced with a butting cylinder (66) arranged at the top of the second grinding wheel (65).
5. The concrete strength detection device for highway bridge construction according to claim 1, wherein: the distance between the stress plate (61) and the pressure plate (64) is smaller than the distance between the self-locking motor (62) and the pressure plate (64), and a pressure sensor for detecting the pressure applied to the concrete is arranged between the second grinding wheel (65) and the pressure plate (64).
6. The concrete strength detection device for highway bridge construction according to claim 1, wherein: two groups of connecting seats (73) are arranged at the bottom of the movable frame (71), one group is fixedly connected with the movable frame (71), and the other group is in sliding connection with the movable frame (71) through a sliding rail.
7. The concrete strength detection device for highway bridge construction according to claim 1, wherein: two groups of connecting seats (73) are arranged at the bottom of the bottom plate (75), one group is fixedly connected with the bottom plate (75), and the other group is in sliding connection with the movable frame (71) through a sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111314192.XA CN114199670B (en) | 2021-11-08 | 2021-11-08 | Concrete strength detection device for highway bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111314192.XA CN114199670B (en) | 2021-11-08 | 2021-11-08 | Concrete strength detection device for highway bridge construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114199670A CN114199670A (en) | 2022-03-18 |
| CN114199670B true CN114199670B (en) | 2023-10-10 |
Family
ID=80647289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111314192.XA Active CN114199670B (en) | 2021-11-08 | 2021-11-08 | Concrete strength detection device for highway bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114199670B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116399737B (en) * | 2023-05-26 | 2023-08-15 | 河南金博文建设工程有限公司 | Concrete pavement intensity detection device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002116124A (en) * | 2000-10-06 | 2002-04-19 | Misawa Homes Co Ltd | Concrete compressive strength testing device |
| CN107855876A (en) * | 2017-11-28 | 2018-03-30 | 潘春亮 | A kind of concrete block uniform grinding device |
| CN210227103U (en) * | 2019-06-14 | 2020-04-03 | 沭阳县曙光鞋业有限公司 | Quick compression fittings of sole is used in production of commodity shoes |
| CN210953637U (en) * | 2019-10-29 | 2020-07-07 | 林丽娟 | Concrete hardness detection device for construction |
| CN211927543U (en) * | 2020-04-28 | 2020-11-13 | 王义锐 | Hydraulic engineering concrete quality detection device |
| CN212539951U (en) * | 2020-06-24 | 2021-02-12 | 临沂天元混凝土工程有限公司 | Small-size concrete member compressive strength automatic checkout device for building engineering |
| CN213297066U (en) * | 2020-09-09 | 2021-05-28 | 金陵科技学院 | A safe elevating system for housing construction |
| CN112945742A (en) * | 2021-01-26 | 2021-06-11 | 斑马找房(武汉)信息科技有限公司 | Concrete strength detection equipment for building engineering construction |
| CN213632978U (en) * | 2020-09-24 | 2021-07-06 | 浙江浙城工程质量检测有限公司 | Concrete strength detection device |
-
2021
- 2021-11-08 CN CN202111314192.XA patent/CN114199670B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002116124A (en) * | 2000-10-06 | 2002-04-19 | Misawa Homes Co Ltd | Concrete compressive strength testing device |
| CN107855876A (en) * | 2017-11-28 | 2018-03-30 | 潘春亮 | A kind of concrete block uniform grinding device |
| CN210227103U (en) * | 2019-06-14 | 2020-04-03 | 沭阳县曙光鞋业有限公司 | Quick compression fittings of sole is used in production of commodity shoes |
| CN210953637U (en) * | 2019-10-29 | 2020-07-07 | 林丽娟 | Concrete hardness detection device for construction |
| CN211927543U (en) * | 2020-04-28 | 2020-11-13 | 王义锐 | Hydraulic engineering concrete quality detection device |
| CN212539951U (en) * | 2020-06-24 | 2021-02-12 | 临沂天元混凝土工程有限公司 | Small-size concrete member compressive strength automatic checkout device for building engineering |
| CN213297066U (en) * | 2020-09-09 | 2021-05-28 | 金陵科技学院 | A safe elevating system for housing construction |
| CN213632978U (en) * | 2020-09-24 | 2021-07-06 | 浙江浙城工程质量检测有限公司 | Concrete strength detection device |
| CN112945742A (en) * | 2021-01-26 | 2021-06-11 | 斑马找房(武汉)信息科技有限公司 | Concrete strength detection equipment for building engineering construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114199670A (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114199670B (en) | Concrete strength detection device for highway bridge construction | |
| CN204666453U (en) | The reciprocating Thumper of a kind of high frequency linear | |
| CN111766143B (en) | Universal testing machine | |
| CN105382422B (en) | A kind of production line of template Laser Processing and face inspection | |
| CN111965052A (en) | Impact resistance detection equipment for building engineering prefabricated slab and detection method thereof | |
| CN210269375U (en) | Pressure testing machine for material detection | |
| CN112484596A (en) | Automobile inspection tool convenient for inspecting automobile bumper | |
| CN112605453A (en) | Machining equipment | |
| CN113588461A (en) | Highway road surface concrete quality detection device | |
| CN113567012B (en) | Stress detection equipment for building steel structure | |
| CN117232969B (en) | Bentonite mud compressive strength test equipment | |
| CN110125463A (en) | The milling material device of double milling heads | |
| CN112611587A (en) | Production-assisting children jump pole detection device | |
| CN219391568U (en) | Building material hardness bearing capacity detection device | |
| CN107576567B (en) | Experimental platform and testing method for composite testing of mechanical properties of dot matrix sandwich composite sheet | |
| CN114858612A (en) | Electro-hydraulic servo universal material testing machine | |
| CN213828411U (en) | Polishing equipment for machining production | |
| CN113670709A (en) | Method for evaluating fatigue resistance of waterproof adhesive layer and bridge deck pavement composite structure | |
| CN109507043B (en) | Touch screen testing device and using method thereof | |
| CN207263532U (en) | A kind of Multi-functional tensile tester | |
| CN213933389U (en) | Novel building material detects device | |
| CN113560899B (en) | Traffic guardrail upright post cutting equipment and method | |
| CN109352445A (en) | A kind of grinding device and its working method for electronic product interior panels | |
| CN213054208U (en) | Vertical railing polisher | |
| CN220120557U (en) | Prefabricated plate is with but spacing pressure testing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |