CN111044428A - Quality detection system and method for connecting part of prefabricated part - Google Patents
Quality detection system and method for connecting part of prefabricated part Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 20
- 238000001179 sorption measurement Methods 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims description 34
- 210000004210 tooth component Anatomy 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 7
- 241000252254 Catostomidae Species 0.000 claims description 6
- 239000013543 active substance Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 229920000909 polytetrahydrofuran Polymers 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
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- 238000011156 evaluation Methods 0.000 description 2
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- 239000011148 porous material Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000235789 Hyperoartia Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The invention relates to the technical field of building equipment, and discloses a system and a method for detecting the quality of a connecting part of a prefabricated part. Prefabricated component connection position quality detection system includes: an air collection device for collecting air; the vacuumizing device is connected with the air collecting device, the air collecting device is further connected with an air collecting comprehensive pipe, the air collecting comprehensive pipe is far away from one end of the vacuumizing device is connected with a plurality of air collecting single pipes, the air collecting single pipes are provided with adsorption devices, and hollow pipelines of the air collecting single pipes penetrate through the adsorption devices. By utilizing the air filling principle, the dense condition inside the connecting part of the prefabricated part is detected through the gill eel type sucker and the vacuumizing device so as to obtain the grouting construction quality of the connecting part of the prefabricated part.
Description
Technical Field
The invention relates to the technical field of building equipment, in particular to a system and a method for detecting the quality of a connecting part of a prefabricated part.
Background
The assembly type technical process is an important direction for engineering construction development, and has representative characteristics of high efficiency, environmental protection, convenience and the like. However, the technical process still has an unsolved technical barrier, that is, after the assembly type prefabricated components are assembled, no technical means or method capable of detecting the grouting construction quality and effect of the connection part of each component exists, so that the problems of whether the grouting construction area has micropores, microcracks and the like are not known.
Therefore, research and development of equipment or a system capable of detecting the grouting construction effect of the prefabricated part are not only a breakthrough to the assembly type technical process barrier, but also have great practical significance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a system and a method for detecting the quality of a connecting part of a prefabricated part, which are used for detecting the internal compaction condition of the connecting part of the prefabricated part by using an eel-type sucking disc and a vacuumizing device by utilizing an air filling principle so as to obtain the grouting construction quality of the connecting part of the prefabricated part.
The technical scheme provided by the invention is as follows:
a prefabricated part connecting part quality detection system comprises:
an air collection device for collecting air;
the vacuumizing device is connected with the air collecting device, the air collecting device is further connected with an air collecting comprehensive pipe, the air collecting comprehensive pipe is far away from one end of the vacuumizing device is connected with a plurality of air collecting single pipes, the air collecting single pipes are provided with adsorption devices, and hollow pipelines of the air collecting single pipes penetrate through the adsorption devices.
Preferably, the absorption device is an eel-type sucker which comprises an air suction nozzle, a rubber sucker and a barb tooth assembly, the air suction nozzle is arranged at one end, far away from the absorption part, of the rubber sucker, and the air suction nozzle is communicated with the air collection single pipe;
the barb tooth assembly is arranged on the inner wall of the rubber suction cup.
Further preferably, the rubber suction cup is of an annular structure with a concave middle part, the radius of the inner ring is 25mm, and the radius of the outer ring is 35 mm.
Further preferably, the barbed tooth assembly comprises a first barbed tooth assembly, a second barbed tooth assembly and a third barbed tooth assembly, the first barbed tooth assembly comprises a plurality of first barbed teeth which are circularly arranged, the second barbed tooth assembly comprises a plurality of second barbed teeth which are circularly arranged, and the third barbed tooth assembly comprises a plurality of third barbed teeth which are circularly arranged;
the first barb tooth component, the second barb tooth component and the third barb tooth component are arranged in a concentric circle, the first barb tooth component is arranged on one side close to the circle center of the concentric circle, and the second barb tooth component is arranged between the first barb tooth component and the third barb tooth component.
Preferably, the first barb tooth is a solid structure formed by enclosing a first tooth root, a first tooth tip, a first inner arc wall and a first outer arc wall, and the first tooth tip faces one side of the center of the concentric circle;
and/or the second barb tooth is a solid structure formed by encircling a second tooth root, a second tooth tip, a second inner arc wall and a second outer arc wall, and the second tooth tip faces one side of the center of the concentric circle;
and/or the third barb tooth is a solid structure formed by surrounding a third tooth root, a third tooth tip, a third inner arc wall and a third outer arc wall, and the third tooth tip faces one side of the circle center of the concentric circle.
Further preferably, the first tooth root and the first tooth tip are both circular, the radius of the first tooth root is 5mm, and the radius of the first tooth tip is 0.1 mm;
and/or the second tooth root and the second tooth tip are both circular, the radius of the second tooth root is 2mm, and the radius of the second tooth tip is 0.1 mm;
and/or, the third tooth root reaches the third prong is circular, the radius of third tooth root is 1mm, the radius of third prong is 0.1 mm.
Further preferably, the radian of the first inner arc wall is 53 degrees, the radian of the first outer arc wall is 71 degrees, and the vertical distance from the first tooth tip to the first tooth root is 15 mm;
and/or the radian of the second inner arc wall is 53 degrees, the radian of the second outer arc wall is 71 degrees, and the vertical distance from the second tooth tip to the second tooth root is 10 mm;
and/or the radian of the third inner arc wall is 53 degrees, the radian of the third outer arc wall is 71 degrees, and the vertical distance from the third tooth tip to the third tooth root is 5 mm.
Further preferably, one end of the air collection comprehensive pipe, which is far away from the vacuum extractor, is provided with a single pipe connection panel, the single pipe connection panel is provided with a plurality of connection ends, and each connection end is connected with the air collection single pipe respectively.
Further preferably, the air collection comprehensive pipe is made of polytetrahydrofuran, the length of the air collection comprehensive pipe is 500mm, the outer diameter of the air collection comprehensive pipe is 40mm, and the wall thickness of the air collection comprehensive pipe is 2 mm;
and/or the air collecting single pipe is a cloth-sandwiched rubber hose, the inner diameter of the air collecting single pipe is 4mm, and the outer diameter of the air collecting single pipe is 10 mm.
The other technical scheme provided by the invention is as follows:
a quality detection method for a prefabricated part connecting part comprises the prefabricated part connecting part quality detection system, and comprises the following steps:
the method comprises the following steps that (1) the number of first detection points of connecting positions of prefabricated parts to be detected is determined, a corresponding number of air collecting single tubes are installed on a single tube connecting panel, and gill eel type suckers are installed on the air collecting single tubes respectively;
chiseling the first detection point, installing the eel-type sucker at the first detection point, and starting an air compression mode of the vacuumizing device to enable the eel-type sucker to be adsorbed on the first detection point;
step (3), coating an active agent aqueous solution on the surface of the joint of the gill eel type suction disc and the first detection point, and increasing the pressure of compressed air of the vacuum extraction device until no bubbles are generated on the surface of the joint of the first detection point;
step (4), starting an air extraction mode of the vacuum extraction device until the vacuum degree of the connecting part of the gill eel type sucker and the first detection point reaches 0.05Pa, and recording the air extraction amount during the period from the starting of the air extraction mode to the time when the vacuum degree reaches 0.05 Pa;
step (5), repeating the step (2) to the step (4) for five times, respectively counting the air extraction amount of each time, and calculating an average value M1;
step (6), determining the number of second detection points of the prefabricated part to be detected, installing a corresponding number of air collecting single tubes on a single tube connecting panel, and respectively installing eel-type suckers on the air collecting single tubes;
chiseling the second detection point, installing the eel-type sucker at the second detection point, and starting an air compression mode of the vacuumizing device to enable the eel-type sucker to be adsorbed on the second detection point;
step (8), coating an active agent aqueous solution on the surface of the joint of the gill eel type suction disc and the second detection point, and increasing the pressure of the compressed air of the vacuum pumping device until no bubbles are generated on the surface of the joint of the second detection point;
step (9), starting an air extraction mode of the vacuum extraction device until the vacuum degree of the joint of the gill eel type sucker and the second detection point reaches 0.05Pa, and recording the air extraction amount during the period from the starting of the air extraction mode to the time when the vacuum degree reaches 0.05 Pa;
repeating the steps (7) to (9) for five times, respectively counting the air extraction amount of each time, and calculating an average value M2;
and (11) comparing the numerical values of M1 and M2, wherein the closer the numerical values of M1 and M2 are, the better the quality of the connecting part of the prefabricated part is, and the larger the difference between the numerical values of M1 and M2 is, the less dense grouting construction is and the worse quality is.
Compared with the prior art, the system and the method for detecting the quality of the connecting part of the prefabricated part have the advantages that:
the invention skillfully utilizes the air filling principle and indirectly evaluates the grouting construction quality and effect by evaluating the compaction condition inside the grouting construction area. If the grouting construction area has micropores and micro-cavities, the insides of the micropores and the micro-cavities are filled with air, the more the number of the pores and the holes is, the higher the density is and the stronger the connectivity is, the larger the filled air amount is, the more the air is collected, the compactness of the grouting construction can be evaluated qualitatively at least, and the less the air is collected, the better the compactness of the grouting construction area is; all components of the detection system are conventional components, so that the detection system is simple to assemble and convenient to use.
Drawings
The foregoing features, technical features, advantages and embodiments are further described in the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings.
FIG. 1 is a schematic structural diagram of a system for detecting the quality of a connection portion of prefabricated parts according to the embodiment;
FIG. 2 is a schematic structural view of an air collecting apparatus according to the present embodiment;
FIG. 3 is a schematic structural diagram of a single-tube connection panel according to the present embodiment;
FIG. 4 is a schematic structural view of the eel-type suction cup of the present embodiment;
fig. 5 is a schematic structural view of the first barb tooth of the present embodiment.
The reference numbers illustrate:
1. the air collecting device comprises an air collecting device, 2 an air flow rate control and flow monitor, 3 a vacuumizing device, 4 an air collecting comprehensive pipe, 5 a single pipe connecting panel, 6 an air collecting single pipe, 7 a gill eel type sucker, 8 a connecting end, 9 a rubber sucker, 10 an air suction nozzle, 11 a first barb tooth, 12 a second barb tooth, 13 a third barb tooth, 14 a first tooth root, 15 a first tooth tip, 16 a first inner arc wall and 17 a first outer arc wall.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In the embodiments shown in the drawings, the directions such as up, down, left, right, front, and rear are used to explain the structure and movement of various components of the present invention not absolutely but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
In this embodiment, as shown in fig. 1 and fig. 2, the present embodiment provides a system for detecting quality of a connection portion of a prefabricated part, including: the device comprises an air collecting device 1, a vacuumizing device 3, an air collecting comprehensive pipe 4, an air collecting single pipe 6 and an adsorption device. The air collection device 1 is an air collection bladder or other means for collecting gas. The air collecting device 1 is provided with an air flow rate control and flow monitor 2, and the air flow rate control and flow monitor 2 is used for controlling the flow rate and flow of the gas input into the air collecting device 1. The air collection device 1 is communicated with the left end of the vacuumizing device 3 through a pipeline, and the right end of the vacuumizing device 3 is communicated with the air collection comprehensive pipe 4. Wherein, evacuating device 3 has the function of bleeding and compresses the function, and evacuating device 3 can be the vacuum pump-out machine. The right-hand member of air collection comprehensive pipe 4 is connected with a plurality of air collection single tubes 6, and the right-hand member of air collection single tube 6 is equipped with adsorption equipment, and adsorption equipment is run through to the cavity pipeline of air collection single tube 6.
In this embodiment, adsorb adsorption equipment and wait to detect the region, utilize the air packing principle, through the inside closely knit condition of evaluation prefabricated component connection site, indirect evaluation grout construction quality effect. If the connecting parts of the prefabricated parts have micropores and micro holes, the insides of the micropores and the micro holes are filled with air, the larger the number, the larger the density and the stronger the connectivity of the pores and the holes are, the larger the filled air amount is, and the quality of the connecting parts of the prefabricated parts can be further determined by qualitatively evaluating the compactness of grouting construction by collecting the air.
Specifically, as shown in fig. 1 and 3, the air collection integrated pipe 4 is made of polytetrahydrofuran, the length of the air collection integrated pipe 4 is 500mm, the outer diameter of the air collection integrated pipe 4 is 40mm, and the wall thickness of the air collection integrated pipe 4 is 2 mm. The right-hand member of air collection integrated pipe 4 is equipped with single tube connection panel 5, is equipped with a plurality of links 8 on the single tube connection panel 5, and every link 8 is connected with air collection single tube 6 respectively. In this embodiment, the single pipe connection panel 5 is circular, and the outer diameter of the single pipe connection panel 5 is 40 mm; the single-tube connection panel 5 is provided with 50 connection ends 8, and the center of each connection end 8 is provided with a through hole penetrating through the connection end 8. The air collecting single tube 6 is a cloth-sandwiched rubber tube, the inner diameter of the air collecting single tube 4 is 4mm, and the outer diameter of the air collecting single tube is 10 mm. Other structures that can realize one main pipe to branch off a plurality of branch pipes are also within the protection scope of the invention.
In particular, as shown in fig. 4, the suction device is a gill eel suction cup 7. The lamprey is an invertebrate, has unique structural characteristics of a mouth part, and can be firmly adsorbed to hosts such as fish, human bodies, animals and the like. The gill eel formula sucking disc 7 includes air suction nozzle 10, rubber suction cup 9 and barb tooth subassembly, and air suction nozzle 10 sets up the one end of keeping away from the adsorption part at rubber suction cup 9, and air suction nozzle 10 collects the single tube 6 intercommunication with the air, and barb tooth subassembly sets up on rubber suction cup 9's inner wall.
In this embodiment, as shown in fig. 4, the rubber suction cup 9 is a ring structure with a concave middle, the radius of the inner ring is 25mm, and the radius of the outer ring is 35 mm. Barb tooth subassembly includes first barb tooth subassembly, second barb tooth subassembly and third barb tooth subassembly, and first barb tooth subassembly includes a plurality of first barb teeth 11 that are circular setting, and second barb tooth subassembly includes a plurality of second barb teeth 12 that are circular setting, and third barb tooth subassembly includes a plurality of third barb teeth 13 that are circular setting. First barb tooth subassembly, second barb tooth subassembly and third barb tooth subassembly are the concentric circles setting, and first barb tooth subassembly sets up in the one side that is close to the centre of a circle of concentric circles, and second barb tooth subassembly sets up between first barb tooth subassembly and third barb tooth subassembly. The barb tooth component is used for inserting the barb tooth component into the structure of the sucked object in the process of adsorption, so that the adsorption property of the rubber suction cup 9 is enhanced.
Further, as shown in fig. 5, the first barb tooth 11 is a horn-shaped structure, and the first barb tooth 11 is made of a hard material, such as: high strength steel. The first barb tooth 11 is a solid structure formed by enclosing a first tooth root 14, a first tooth tip 15, a first inner arc wall 16 and a first outer arc wall 17, and the first tooth tip 15 faces one side of the center of a concentric circle. First tooth root 14 and first prong 15 are circular, and the radius of first tooth root is 5mm, and the radius of first prong is 0.1 mm. The arc of the first inner arc wall 16 is 53 deg., the arc of the first outer arc wall 17 is 71 deg., and the perpendicular distance from the tip of the first tooth 15 to the first tooth root 14 is 15 mm.
The second barb tooth is ox horn-shaped structure, and the second barb tooth is made by hard material, if: high strength steel. The second barb tooth is the entity structure that second tooth root, second prong, second inner arc wall and second outer arc wall enclose to establish and form, and the second prong faces centre of a circle one side of concentric circles. The second tooth root and the second tooth tip are both circular, the radius of the second tooth root is 2mm, and the radius of the second tooth tip is 0.1 mm. The radian of the second inner arc wall is 53 degrees, the radian of the second outer arc wall is 71 degrees, and the vertical distance from the second tooth tip to the second tooth root is 10 mm.
The third barb tooth is the ox horn structure, and the third barb tooth is made by hard material, if: high strength steel. The third barb tooth is the entity structure that third tooth root, third prong, third inner arc wall and third outer arc wall enclose and establish, and the third prong is towards one side of the centre of a circle of concentric circles. The third tooth root and the third tooth tip are both circular, the radius of the third tooth root is 1mm, and the radius of the third tooth tip is 0.1 mm. The radian of the third inner arc wall is 53 degrees, the radian of the third outer arc wall is 71 degrees, and the vertical distance from the third tooth tip to the third tooth root is 5 mm.
It is worth to say that the barb tooth assembly is used for inserting the barb tooth assembly into the structure of the sucked object in the process of sucking to enhance the sucking property of the rubber suction cup 9. Other configurations that achieve increased suction cup adherence are also within the scope of the present invention.
On the basis of the above embodiments, as shown in fig. 1, the present embodiment provides a prefabricated part connecting part quality detection method, including the prefabricated part connecting part quality detection system in the above embodiments. The quality detection method for the connecting part of the prefabricated part comprises the following steps of:
the method comprises the following steps that (1) the number of first detection points on the connection part of a prefabricated part to be detected is determined, a corresponding number of air collecting single tubes 6 are installed on a single tube connection panel 5, and gill eel type suckers 7 are installed on the air collecting single tubes 6 respectively;
step (2), chiseling a first detection point, wherein the chiseling depth is 0.5-1.0 mm, installing the eel-type sucker 7 at the first detection point, and starting an air compression mode of the vacuumizing device 3 to enable the eel-type sucker 7 to be adsorbed on the first detection point;
step (3), coating an active agent aqueous solution on the surface of the joint of the gill eel type sucker 7 and the first detection point, observing whether bubbles are generated outside the contact area, and if the bubbles are generated, increasing the pressure of compressed air of the vacuum extraction device 3 until no bubbles are generated on the surface of the joint of the first detection point; if no bubble exists, stopping compression, and closing the air compression mode;
step (4), starting an air extraction mode of the vacuum extraction device 3, continuously extracting air until the vacuum degree of the joint of the gill eel type sucker 7 and the first detection point reaches 0.05Pa, stopping extracting air, loading all collected air into the gas collection device 1 at a fixed flow rate before the vacuum degree reaches 0.05Pa, and recording the air extraction amount during the period from starting the air extraction mode until the vacuum degree reaches 0.05 Pa;
step (5), repeating the step (2) to the step (4) for five times, respectively counting the air extraction amount of each time, and calculating an average value M1;
step (6), determining the number of second detection points on the prefabricated part to be detected, installing a corresponding number of air collecting single tubes 6 on the single tube connecting panel 5, and respectively installing eel-type suckers 7 on the air collecting single tubes 6;
chiseling a second detection point, wherein the chiseling depth is 0.5-1.0 mm, installing the eel-type sucker 7 at the second detection point, and starting an air compression mode of the vacuumizing device 3 to enable the eel-type sucker 7 to be adsorbed on the second detection point;
step (8), coating an active agent aqueous solution on the surface of the joint of the gill eel type sucker 7 and the second detection point, observing whether bubbles are generated outside the contact area, and if the bubbles are generated, increasing the pressure of the compressed air of the vacuum extraction device 3 until no bubbles are generated on the surface of the joint of the second detection point; if no bubble exists, stopping compression, and closing the air compression mode;
step (9), starting an air extraction mode of the vacuum extraction device 3, continuously extracting air until the vacuum degree of the joint of the gill eel type sucker 7 and the second detection point reaches 0.05Pa, stopping extracting air, loading all collected air into the gas collection device 1 at a fixed flow rate before the vacuum degree reaches 0.05Pa, and recording the air extraction amount during the period from starting the air extraction mode until the vacuum degree reaches 0.05 Pa;
repeating the steps (7) to (9) for five times, respectively counting the air extraction amount of each time, and calculating an average value M2;
and (11) comparing the numerical values of M1 and M2, wherein the closer the numerical values of M1 and M2 are, the better the quality of the connecting part of the prefabricated part is, and the larger the difference between the numerical values of M1 and M2 is, the less dense grouting construction is and the worse quality is.
It should be noted that the steps (1) to (5) are not sequential to the steps (6) to (10), and in the above embodiment, the connection position of the prefabricated part is detected first, and then the prefabricated part is detected. In fact, the prefabricated parts can be detected firstly, then the connection parts of the prefabricated parts are detected, and the detection sequence has no influence on the detection result.
In addition, general prefabricated components are poured in advance and then are hoisted and connected, and the quality of the prefabricated components needs to be detected before use. The prefabricated part is a qualified prefabricated part by default, and the internal compactness of the prefabricated part is required to be good enough. The detection of the connection part of the prefabricated part is formed by pouring after hoisting, so that the possibility of the existence of micro-holes in the later pouring part is very high due to the limited construction environment and construction process. According to the invention, the compactness of the connecting part of the prefabricated part is detected and compared with the compactness of the prefabricated part, so that whether the compactness of the connecting part of the prefabricated part reaches the standard can be effectively judged. Comparing M1 and M2, when the two values are relatively close, the grouting construction effect at the connecting part of the prefabricated part is relatively good, and when M1 and M2 have deviation (objectively, M1 cannot be smaller than M2), the grouting construction is not compact enough, and the deviation is larger, the compactness is lower, and the cavity in the grouting area is larger.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A prefabricated component connection part quality detection system is characterized by comprising:
an air collection device for collecting air;
the vacuumizing device is connected with the air collecting device, the air collecting device is further connected with an air collecting comprehensive pipe, the air collecting comprehensive pipe is far away from one end of the vacuumizing device is connected with a plurality of air collecting single pipes, the air collecting single pipes are provided with adsorption devices, and hollow pipelines of the air collecting single pipes penetrate through the adsorption devices.
2. A system for detecting the quality of a joining portion of a prefabricated part according to claim 1, wherein:
the absorption device is an eel-type sucker which comprises an air suction nozzle, a rubber sucker and a barb tooth assembly, the air suction nozzle is arranged at one end, far away from the absorption part, of the rubber sucker, and the air suction nozzle is communicated with the air collection single tube;
the barb tooth assembly is arranged on the inner wall of the rubber suction cup.
3. The system for detecting the quality of the joint of the prefabricated parts according to claim 2, wherein:
the rubber suction cup is of an annular structure with an inward concave middle part, the radius of the inner ring is 25mm, and the radius of the outer ring is 35 mm.
4. The system for detecting the quality of the joint of the prefabricated parts according to claim 2, wherein:
the barb tooth assembly comprises a first barb tooth assembly, a second barb tooth assembly and a third barb tooth assembly, the first barb tooth assembly comprises a plurality of first barb teeth which are circularly arranged, the second barb tooth assembly comprises a plurality of second barb teeth which are circularly arranged, and the third barb tooth assembly comprises a plurality of third barb teeth which are circularly arranged;
the first barb tooth component, the second barb tooth component and the third barb tooth component are arranged in a concentric circle, the first barb tooth component is arranged on one side close to the circle center of the concentric circle, and the second barb tooth component is arranged between the first barb tooth component and the third barb tooth component.
5. The system for detecting the quality of the joint of the prefabricated parts according to claim 4, wherein:
the first barb tooth is of a solid structure formed by enclosing a first tooth root, a first tooth tip, a first inner arc wall and a first outer arc wall, and the first tooth tip faces one side of the center of the concentric circle;
and/or the second barb tooth is a solid structure formed by encircling a second tooth root, a second tooth tip, a second inner arc wall and a second outer arc wall, and the second tooth tip faces one side of the center of the concentric circle;
and/or the third barb tooth is a solid structure formed by surrounding a third tooth root, a third tooth tip, a third inner arc wall and a third outer arc wall, and the third tooth tip faces one side of the circle center of the concentric circle.
6. The system for detecting the quality of the joint of the prefabricated parts according to claim 5, wherein:
the first tooth root and the first tooth tip are both circular, the radius of the first tooth root is 5mm, and the radius of the first tooth tip is 0.1 mm;
and/or the second tooth root and the second tooth tip are both circular, the radius of the second tooth root is 2mm, and the radius of the second tooth tip is 0.1 mm;
and/or, the third tooth root reaches the third prong is circular, the radius of third tooth root is 1mm, the radius of third prong is 0.1 mm.
7. The system for detecting the quality of the joint of the prefabricated parts according to claim 6, wherein:
the radian of the first inner arc wall is 53 degrees, the radian of the first outer arc wall is 71 degrees, and the vertical distance from the first tooth tip to the first tooth root is 15 mm;
and/or the radian of the second inner arc wall is 53 degrees, the radian of the second outer arc wall is 71 degrees, and the vertical distance from the second tooth tip to the second tooth root is 10 mm;
and/or the radian of the third inner arc wall is 53 degrees, the radian of the third outer arc wall is 71 degrees, and the vertical distance from the third tooth tip to the third tooth root is 5 mm.
8. A system for detecting the quality of a joining portion of a prefabricated part according to claim 1, wherein:
the air collection comprehensive pipe is provided with a single pipe connecting panel at one end far away from the vacuumizing device, a plurality of connecting ends are arranged on the single pipe connecting panel, and each connecting end is connected with an air collection single pipe.
9. The system for detecting the quality of the joint of the prefabricated parts according to claim 8, wherein:
the air collection comprehensive pipe is made of polytetrahydrofuran, the length of the air collection comprehensive pipe is 500mm, the outer diameter of the air collection comprehensive pipe is 40mm, and the wall thickness of the air collection comprehensive pipe is 2 mm;
and/or the air collecting single pipe is a cloth-sandwiched rubber hose, the inner diameter of the air collecting single pipe is 4mm, and the outer diameter of the air collecting single pipe is 10 mm.
10. A prefabricated part connecting part quality detection method comprising the prefabricated part connecting part quality detection system of any one of claims 1 to 9, wherein the prefabricated part connecting part quality detection method comprises the following steps:
the method comprises the following steps that (1) the number of first detection points of connecting positions of prefabricated parts to be detected is determined, a corresponding number of air collecting single tubes are installed on a single tube connecting panel, and gill eel type suckers are installed on the air collecting single tubes respectively;
chiseling the first detection point, installing the eel-type sucker at the first detection point, and starting an air compression mode of the vacuumizing device to enable the eel-type sucker to be adsorbed on the first detection point;
step (3), coating an active agent aqueous solution on the surface of the joint of the gill eel type suction disc and the first detection point, and increasing the pressure of compressed air of the vacuum extraction device until no bubbles are generated on the surface of the joint of the first detection point;
step (4), starting an air extraction mode of the vacuum extraction device until the vacuum degree of the connecting part of the gill eel type sucker and the first detection point reaches 0.05Pa, and recording the air extraction amount during the period from the starting of the air extraction mode to the time when the vacuum degree reaches 0.05 Pa;
step (5), repeating the step (2) to the step (4) for five times, respectively counting the air extraction amount of each time, and calculating an average value M1;
step (6), determining the number of second detection points of the prefabricated part to be detected, installing a corresponding number of air collecting single tubes on a single tube connecting panel, and respectively installing eel-type suckers on the air collecting single tubes;
chiseling the second detection point, installing the eel-type sucker at the second detection point, and starting an air compression mode of the vacuumizing device to enable the eel-type sucker to be adsorbed on the second detection point;
step (8), coating an active agent aqueous solution on the surface of the joint of the gill eel type suction disc and the second detection point, and increasing the pressure of the compressed air of the vacuum pumping device until no bubbles are generated on the surface of the joint of the second detection point;
step (9), starting an air extraction mode of the vacuum extraction device until the vacuum degree of the joint of the gill eel type sucker and the second detection point reaches 0.05Pa, and recording the air extraction amount during the period from the starting of the air extraction mode to the time when the vacuum degree reaches 0.05 Pa;
repeating the steps (7) to (9) for five times, respectively counting the air extraction amount of each time, and calculating an average value M2;
and (11) comparing the numerical values of M1 and M2, wherein the closer the numerical values of M1 and M2 are, the better the quality of the connecting part of the prefabricated part is, and the larger the difference between the numerical values of M1 and M2 is, the less dense grouting construction is and the worse quality is.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001246652A (en) * | 2000-03-06 | 2001-09-11 | Sailor Pen Co Ltd:The | Suction unit |
| US20020145296A1 (en) * | 2001-04-09 | 2002-10-10 | Martin Doornekamp | Suction cup device |
| JP2005340521A (en) * | 2004-05-27 | 2005-12-08 | Shin Etsu Handotai Co Ltd | Bernoulli chuck |
| JP2009206455A (en) * | 2008-02-29 | 2009-09-10 | Nihon Ceratec Co Ltd | Vacuum chuck |
| US20100117278A1 (en) * | 2008-11-11 | 2010-05-13 | Chang Yu-Chen | Vacuum sucker for workpiece having through holes |
| CN108120826A (en) * | 2018-02-07 | 2018-06-05 | 浙江工业大学工程设计集团有限公司 | A kind of sleeve grouting integrated experiment device and test method |
| JP2018110148A (en) * | 2016-12-28 | 2018-07-12 | 日本特殊陶業株式会社 | Vacuum suction member |
| CN108519306A (en) * | 2018-04-16 | 2018-09-11 | 刘明亮 | The detection device of Grouted density in a kind of grout sleeve |
| CN108802187A (en) * | 2018-08-03 | 2018-11-13 | 中国建筑科学研究院有限公司 | Grouting fullness detection method and system based on sleeve surface ultrasound |
| CN108956371A (en) * | 2018-07-25 | 2018-12-07 | 宁波联城住工科技有限公司 | Detection device, method and the computer readable storage medium of grouting material compactness |
| CN109085235A (en) * | 2018-08-27 | 2018-12-25 | 北京市康科瑞工程检测技术有限责任公司 | A kind of ultrasonic comprehensive factor figure recognition detection method of sleeve grouting plumpness |
| CN209264525U (en) * | 2018-12-19 | 2019-08-16 | 浙江海洋大学 | A kind of test of rock sample porosity is with vacuumizing saturation device |
-
2019
- 2019-12-24 CN CN201911343658.1A patent/CN111044428B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001246652A (en) * | 2000-03-06 | 2001-09-11 | Sailor Pen Co Ltd:The | Suction unit |
| US20020145296A1 (en) * | 2001-04-09 | 2002-10-10 | Martin Doornekamp | Suction cup device |
| JP2005340521A (en) * | 2004-05-27 | 2005-12-08 | Shin Etsu Handotai Co Ltd | Bernoulli chuck |
| JP2009206455A (en) * | 2008-02-29 | 2009-09-10 | Nihon Ceratec Co Ltd | Vacuum chuck |
| US20100117278A1 (en) * | 2008-11-11 | 2010-05-13 | Chang Yu-Chen | Vacuum sucker for workpiece having through holes |
| JP2018110148A (en) * | 2016-12-28 | 2018-07-12 | 日本特殊陶業株式会社 | Vacuum suction member |
| CN108120826A (en) * | 2018-02-07 | 2018-06-05 | 浙江工业大学工程设计集团有限公司 | A kind of sleeve grouting integrated experiment device and test method |
| CN108519306A (en) * | 2018-04-16 | 2018-09-11 | 刘明亮 | The detection device of Grouted density in a kind of grout sleeve |
| CN108956371A (en) * | 2018-07-25 | 2018-12-07 | 宁波联城住工科技有限公司 | Detection device, method and the computer readable storage medium of grouting material compactness |
| CN108802187A (en) * | 2018-08-03 | 2018-11-13 | 中国建筑科学研究院有限公司 | Grouting fullness detection method and system based on sleeve surface ultrasound |
| CN109085235A (en) * | 2018-08-27 | 2018-12-25 | 北京市康科瑞工程检测技术有限责任公司 | A kind of ultrasonic comprehensive factor figure recognition detection method of sleeve grouting plumpness |
| CN209264525U (en) * | 2018-12-19 | 2019-08-16 | 浙江海洋大学 | A kind of test of rock sample porosity is with vacuumizing saturation device |
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