CN110967257A - Device and method for detecting durability of assembly type building sealant - Google Patents
Device and method for detecting durability of assembly type building sealant Download PDFInfo
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- CN110967257A CN110967257A CN201911028692.XA CN201911028692A CN110967257A CN 110967257 A CN110967257 A CN 110967257A CN 201911028692 A CN201911028692 A CN 201911028692A CN 110967257 A CN110967257 A CN 110967257A
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- 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
- G01N3/18—Performing tests at high or low temperatures
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- 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
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- 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
- G01N2203/005—Electromagnetic means
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- 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
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0062—Crack or flaws
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- 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
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
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- 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
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0075—Strain-stress relations or elastic constants
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
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- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
- G01N2203/0242—With circulation of a fluid
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Abstract
The invention discloses a device for detecting the durability of a sealant of an assembly type building, which comprises a detector, wherein the lower end of the detector is fixedly provided with a driving motor through an installation frame; the invention also discloses a method for detecting the durability of the assembly type building sealant, which comprises the following steps: s1, fixing the sealant; s2, starting a driving motor and an electric heating wire; s3, stretching and compressing the sealant, and spraying water to the sealant; s4, heating the sealant; and S5, taking out the sealant and obtaining the durability detection result. By arranging the pressure mechanism, the first driving mechanism, the second driving mechanism, the spraying mechanism and the heating mechanism, the sealant can be continuously stretched and compressed, and meanwhile, water is sprayed onto the surface of the sealant, so that the sealant is in a high-temperature environment, the effect of simultaneously simulating various working conditions of the sealant is achieved, the detection efficiency is greatly improved, the labor intensity of workers is reduced, the occupied space of the device is reduced, and the detection cost is reduced.
Description
Technical Field
The invention relates to the technical field of detection equipment in the building industry, in particular to a device and a method for detecting the durability of an assembly type building sealant.
Background
The fabricated building is a building formed by assembling prefabricated parts on a construction site, the fabricated building is divided into five types of building block buildings, plate buildings, box buildings, framework plate buildings, lifting plate and rising floor buildings according to the form and construction method of prefabricated parts, the selection of the sealant used for the outer wall plate joints of the fabricated building is more important along with the rising of the fabricated building, and the durability of the sealant needs to be detected in the production and processing process.
The durability of the sealant of the fabricated building directly influences the waterproof performance of the building joint, so the durability detection of the sealant is more and more concerned by the domestic building industry. Because sealed durability of gluing detects and need go on many times under different operating mode conditions, and traditional sealed durability detection device of gluing separates each operating mode, consequently need expend longer time and come to simulate sealed each operating mode of gluing when detecting to detect in proper order, this has just led to the reduction by a wide margin of detection efficiency and the promotion by a wide margin of workman intensity of labour, this kind of detection mode need use more detection device simultaneously, occupation space is more, makes the detection cost higher.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a device and a method for detecting the durability of a sealant of an assembly type building.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a to sealed detection device of gluing durability of glue of assembly type structure, includes the detector, the lower extreme of detector has driving motor through mounting bracket fixed mounting, it detects the chamber to have seted up in the detector lateral wall, it installs the pressure mechanism who is used for tensile compression to seal glue to detect the intracavity, detect intracavity bottom and seted up the power chamber, annular water cavity has been seted up in the lateral wall of detector, install in the annular water cavity and be used for the mechanism that sprays to sealed gluey trickle, the upper end fixedly connected with electric heating box of detector, install the heating mechanism who is used for sealed gluey high temperature heating in the electric heating box.
Preferably, the pressure mechanism includes the slide of two sealed sliding connection of symmetry in the detection intracavity, two the mounting groove has all been seted up to the relative lateral wall of slide, and sealed glue passes through fixing bolt fixed mounting between two mounting grooves, it installs the first actuating mechanism who is used for driving the action of pressure mechanism to detect the intracavity.
Preferably, first actuating mechanism includes all rotates the disc of connecting at detection intracavity bottom both ends through the pivot, the non-centre of a circle department of upper end of disc rotates and is connected with the connecting rod, the other end of connecting rod rotates to be connected on being close to the slide lateral wall that changes the side disc, install in the power chamber and be used for driving disc pivoted second actuating mechanism.
Preferably, the second driving mechanism includes a driving gear and a driven gear, the rotating shaft extends into the power cavity, the output shaft of the driving motor extends into the power cavity, the driving gear is coaxially and fixedly connected to the tail end of the output shaft of the driving motor, the driven gear is coaxially and fixedly connected to the rotating shaft, and the driving gear is meshed with the driven gear.
Preferably, the mechanism sprays includes that the symmetry sets up the aqueduct at detector lateral wall both ends, the one end and the detection chamber intercommunication of aqueduct, the other end and the annular water cavity intercommunication of aqueduct, just the other end of aqueduct submerges below the annular water cavity liquid level, the aqueduct is installed with detection chamber intercommunication department and is only allowed water to flow to the first check valve in the detector from the aqueduct, detect the chamber both ends and all communicate through water guide chamber and detection chamber intermediate position, just the second check valve that only allows water from last down flow is installed to the water guide intracavity.
Preferably, the heating mechanism comprises an electric heating wire fixedly installed in an electric heating box, an air outlet is formed in the side wall of the electric heating box, an air inlet communicated with the detection cavity is formed in the side wall of the detector, and the air outlet and the air inlet are communicated through an air guide pipe.
Preferably, the detector lateral wall is provided with a sliding door corresponding to the position of the detection cavity, the detection cavity is in a sealing state when the sliding door is closed, a handle is arranged on the sliding door, a water filling port is formed in the position, corresponding to the upper end of the annular water cavity, of the detector lateral wall, and the water filling port is provided with a sealing cover.
The invention also provides a method for detecting the durability of the assembly type building sealant, which comprises the following steps:
s1, opening the sliding door, inserting the sealant between the two mounting grooves, fixing the sealant and the two sliding plates by using fixing bolts, and closing the sliding door;
s2, injecting water into the annular water cavity through the water injection port, enabling the water surface to submerge the water inlet end of the water guide pipe, and then starting the driving motor and the electric heating wire simultaneously;
s3, the driving motor enables the two sliding plates to horizontally reciprocate through the first driving mechanism and the second driving mechanism and to approach or separate from each other, so that the sealant is continuously stretched and compressed, and the sliding plates horizontally reciprocate and simultaneously pump water in the annular water cavity into the detection cavity and spray the water on the sealant;
s4, heating air in the electric heating box by the electric heating wire, and enabling the heated air to enter the detection cavity through the air duct to enable the sealant to be in a high-temperature environment;
and S5, after a period of time, closing the driving motor and the electric heating wire, opening the sliding door, taking out the sealant, and observing whether the sealant is deformed, cracked, broken and the like, thereby measuring the durability of the sealant under various working conditions.
The invention has the following beneficial effects:
1. by arranging the driving motor, the first transmission mechanism and the second transmission mechanism, the driving gear can be driven by the driving motor to rotate, the driving gear is simultaneously meshed with the two driven gears to rotate, the two driven gears respectively drive the discs at the positions of the driven gears to rotate, and the discs drive the sliding plates to horizontally reciprocate through the connecting rods, so that the sealant is continuously stretched and compressed, and the durability of the sealant under different stress working conditions is simulated;
2. by arranging the water guide pipe, the two sliding plates horizontally reciprocate, and simultaneously, the water in the annular water cavity can be pumped into the detection cavity through the water guide pipe and sprayed on the surface of the sealant, so that the durability of the sealant under the rainwater working condition state is simulated;
3. by arranging the heating mechanism, the electric heating wire heats the air in the electric heating box, and the hot air enters the detection cavity through the air guide pipe, so that the temperature in the detection wall is raised, and the durability of the sealant under the high-temperature working condition is simulated;
4. the detection device and the detection method do not need to be provided with detection devices under various different working conditions, can achieve the effect of simultaneously simulating the durability of the sealant under various working conditions, greatly improve the detection efficiency, reduce the labor intensity of workers, reduce the occupied space of the detection device and reduce the detection cost.
Drawings
FIG. 1 is a schematic structural diagram of a device for detecting the durability of a fabricated building sealant according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a schematic front view of a device for detecting the durability of a sealant for a fabricated building according to the present invention;
FIG. 5 is a schematic diagram of a back side structure of a device for detecting the durability of a fabricated building sealant according to the present invention.
In the figure: the device comprises a detector 1, a mounting rack 2, a driving motor 3, a power cavity 4, a detection cavity 5, an annular water cavity 6, a water guide pipe 7, a first one-way valve 8, a water guide cavity 9, an electric heating box 10, an electric heating wire 11, an air outlet 12, an air guide pipe 13, a driving gear 14, a rotating shaft 15, a driven gear 16, a disc 17, a connecting rod 18, a sliding plate 19, a second one-way valve 20, an air inlet 21, an installation groove 22, a fixing bolt 23, a sealant 24, a water filling port 25, a sliding door 26 and a handle 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, the device for detecting the durability of the assembly type building sealant comprises a detector 1, wherein the detector 1 is concave in external shape, and a driving motor 3 is fixedly installed at the lower end of the detector 1 through a mounting frame 2.
The first driving mechanism comprises discs 17 which are rotatably connected to two ends of the bottom in the detection cavity 5 through rotating shafts 15, a connecting rod 18 is rotatably connected to a non-circle center position of the upper end of each disc 17, the other end of each connecting rod 18 is rotatably connected to the side wall of a sliding plate 19 close to the disc 17 on the other side, and a second driving mechanism for driving the discs 17 to rotate is installed in the power cavity 4.
The second driving mechanism comprises a driving gear 14 and a driven gear 16, a rotating shaft 15 extends into the power cavity 4, an output shaft of the driving motor 3 extends into the power cavity 4, the driving gear 14 is coaxially and fixedly connected at the tail end of the output shaft of the driving motor 3, the driven gear 16 is coaxially and fixedly connected on the rotating shaft 15, and the driving gear 14 is meshed with the driven gear 16.
The bottom has seted up power chamber 4 in the detection chamber 5, annular water cavity 6 has been seted up in the lateral wall of detector 1, annular water cavity 6 is located the concave arm department of detector 1, install the mechanism that sprays that is used for 24 trickle sealed glue in the annular water cavity 6, it sets up the aqueduct 7 at detector 1 lateral wall both ends including the symmetry to spray the mechanism, the one end and the detection chamber 5 intercommunication of aqueduct 7, the other end and the annular water cavity 6 intercommunication of aqueduct 7, and the other end of aqueduct 7 submerges below the annular water cavity 6 liquid level, aqueduct 7 and detection chamber 5 intercommunication department install the first check valve 8 that only allows water to flow to the detector 1 from aqueduct 7, detect chamber 5 both ends and all through aqueduct chamber 9 and detection chamber 5 intermediate position intercommunication, and install the second check valve 20 that only allows water to flow from last down in the aqueduct chamber 9.
The upper end fixedly connected with electric heating box 10 of detector 1, install in the electric heating box 10 and be used for the heating mechanism to sealed 24 high temperature heating of gluing, heating mechanism includes electric heating wire 11 of fixed mounting in electric heating box 10, gas outlet 12 has been seted up to electric heating box 10 lateral wall, air inlet 21 with detecting chamber 5 intercommunication is seted up to detector 1 lateral wall, gas outlet 12 and air inlet 21 pass through air duct 13 intercommunication, it needs to explain that, air inlet 21 department also installs the check valve, only allow the air admission to detect in the chamber 5.
The lateral wall of the detector 1 is provided with a sliding door 26 corresponding to the position of the detection cavity 5, the detection cavity 5 is in a sealing state when the sliding door 26 is closed, a handle 27 is arranged on the sliding door 26, the lateral wall of the detector 1 corresponds to the position of the upper end part of the annular water cavity 6, and a water filling port 25 is arranged on the water filling port 25.
It should be noted that the driving motor 3, the electric heating wire 11 and their electric control techniques are prior art and are not described herein.
The invention also provides a method for detecting the durability of the assembly type building sealant, which comprises the following steps:
s1, opening the sliding door 26, inserting the sealant 24 between the two mounting grooves 22, fixing the sealant 24 and the two sliding plates 19 by using fixing bolts, and closing the sliding door 26;
s2, injecting water into the annular water cavity 6 through the water injection port 25, enabling the water surface to submerge the water inlet end of the water guide pipe 7, and then starting the driving motor 3 and the electric heating wire 11 simultaneously;
s3, the driving motor 3 enables the two sliding plates 19 to horizontally reciprocate through the first driving mechanism and the second driving mechanism and to approach or separate from each other, so that the sealant 24 is continuously stretched and compressed, and the sliding plates 19 horizontally reciprocate and pump water in the annular water cavity 6 into the detection cavity 5 to be sprayed on the sealant 24;
s4, heating the air in the electric heating box 10 by the electric heating wire 11, and enabling the heated air to enter the detection cavity 5 through the air duct 13 to enable the sealant 24 to be in a higher-temperature environment;
and S5, after a period of time, closing the driving motor 3 and the electric heating wire 11, opening the sliding door 26, taking out the sealant 24, and observing whether the sealant 24 deforms, cracks, breaks and the like, so that the durability of the sealant 24 under various working conditions is measured.
In the invention, during detection, firstly, the sealant 24 is placed between the two mounting grooves 22 and is fixed through the fixing bolt 23, then the driving motor 3 and the electric heating wire 11 are started, the driving motor 3 can drive the driving gear 14 to rotate, the driving gear 14 simultaneously drives the two driven gears 16 to rotate, so that the two disks 17 rotate in opposite directions, the disks 17 drive the sliding plate 19 to horizontally reciprocate through the connecting rod 18, the sealant 24 is continuously stretched and compressed, and the durability of the sealant 24 under different stress working conditions is simulated; when the sliding plate 19 horizontally reciprocates, the water in the annular water cavity 6 can be pumped into the detection cavity 5 and sprayed on the sealant 24, and the durability of the sealant 24 in a rainwater environment is simulated.
The electric heating wire 11 heats the air in the electric heating box 10, and hot air enters the detection cavity 5 from the air duct 13, so that the temperature in the detection cavity 5 is increased, and the durability of the sealant 24 in a high-temperature environment is simulated, thereby realizing the effect of simultaneously simulating various working conditions of the sealant, greatly improving the detection efficiency, reducing the labor intensity of workers, reducing the occupied space of the detection device and reducing the detection cost.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a detection apparatus to sealed durability of glue of assembly type structure, includes detector (1), its characterized in that, the lower extreme of detector (1) has driving motor (3) through mounting bracket (2) fixed mounting, it detects chamber (5) to have seted up in detector (1) lateral wall, it installs the pressure mechanism that is used for tensile compression sealed glue (24) in chamber (5) to detect, power chamber (4) have been seted up to the bottom in detecting chamber (5), annular water cavity (6) have been seted up in the lateral wall of detector (1), install the mechanism that sprays that is used for sealed glue (24) trickle in annular water cavity (6), the upper end fixedly connected with electric heating box (10) of detector (1), install the heating mechanism that is used for sealed glue (24) high temperature heating in electric heating box (10), pressure mechanism includes slide (19) of two symmetry sealing sliding connection in detecting chamber (5), two mounting groove (22) have all been seted up to the relative lateral wall of slide (19), and sealed glue (24) pass through fixing bolt (23) fixed mounting between two mounting grooves (22), install the first actuating mechanism who is used for driving the action of pressure mechanism in detecting chamber (5), first actuating mechanism rotates disc (17) of connecting bottom both ends in detecting chamber (5) including all through pivot (15), the non-centre of a circle department of upper end of disc (17) rotates and is connected with connecting rod (18), the other end rotation of connecting rod (18) is connected on slide (19) lateral wall that is close to and is changed side disc (17), install in power chamber (4) and be used for driving disc (17) pivoted second actuating mechanism.
2. The device for detecting the durability of the assembly type building sealant according to claim 1, wherein the second driving mechanism comprises a driving gear (14) and a driven gear (16), the rotating shaft (15) extends into the power cavity (4), the output shaft of the driving motor (3) extends into the power cavity (4), the driving gear (14) is coaxially and fixedly connected to the end of the output shaft of the driving motor (3), the driven gear (16) is coaxially and fixedly connected to the rotating shaft (15), and the driving gear (14) is meshed with the driven gear (16).
3. The device of claim 1 for testing the durability of a sealant for a fabricated building, it is characterized in that the spraying mechanism comprises water guide pipes (7) which are symmetrically arranged at the two ends of the side wall of the detector (1), one end of the water guide pipe (7) is communicated with the detection cavity (5), the other end of the water guide pipe (7) is communicated with the annular water cavity (6), and the other end of the water guide pipe (7) is immersed below the liquid level of the annular water cavity (6), a first one-way valve (8) which only allows water to flow from the water guide pipe (7) to the detector (1) is arranged at the communication part of the water guide pipe (7) and the detection cavity (5), both ends of the detection cavity (5) are communicated with the middle position of the detection cavity (5) through a water guide cavity (9), and a second one-way valve (20) which only allows water to flow from top to bottom is arranged in the water guide cavity (9).
4. The device for detecting the durability of the assembly type building sealant according to claim 1, wherein the heating mechanism comprises an electric heating wire (11) fixedly installed in an electric heating box (10), an air outlet (12) is formed in the side wall of the electric heating box (10), an air inlet (21) communicated with the detection cavity (5) is formed in the side wall of the detector (1), and the air outlet (12) and the air inlet (21) are communicated through an air duct (13).
5. The device for detecting the durability of the assembly type building sealant according to claim 1, wherein a sliding door (26) is arranged on the side wall of the detector (1) at a position corresponding to the detection cavity (5), the detection cavity (5) is in a sealed state when the sliding door (26) is closed, a handle (27) is arranged on the sliding door (26), a water filling port (25) is arranged on the side wall of the detector (1) at a position corresponding to the upper end of the annular water cavity (6), and the water filling port (25) is provided with a sealing cover.
6. A method for detecting the durability of a fabricated building sealant is characterized by comprising the following steps:
s1, opening the sliding door (26), inserting the sealant (24) between the two mounting grooves (22), fixing the sealant (24) and the two sliding plates (19) by using fixing bolts, and closing the sliding door (26);
s2, injecting water into the annular water cavity (6) through the water injection port (25), enabling the water surface to submerge the water inlet end of the water guide pipe (7), and then starting the driving motor (3) and the electric heating wire (11) simultaneously;
s3, the driving motor (3) enables the two sliding plates (19) to horizontally reciprocate through the first driving mechanism and the second driving mechanism and to approach or separate from each other, so that the sealant (24) is continuously stretched and compressed, and the sliding plates (19) horizontally reciprocate and pump water in the annular water cavity (6) into the detection cavity (5) and spray the water on the sealant (24);
s4, heating air in the electric heating box (10) by the electric heating wire (11), wherein the heated air enters the detection cavity (5) through the air duct (13) to enable the sealant (24) to be in a high-temperature environment;
and S5, after a period of time, closing the driving motor (3) and the electric heating wire (11), opening the sliding door (26), taking out the sealant (24), and observing whether the sealant (24) deforms, cracks, breaks and the like, so that the durability of the sealant (24) under various working conditions is measured.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911028692.XA CN110967257A (en) | 2019-10-28 | 2019-10-28 | Device and method for detecting durability of assembly type building sealant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911028692.XA CN110967257A (en) | 2019-10-28 | 2019-10-28 | Device and method for detecting durability of assembly type building sealant |
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| CN110967257A true CN110967257A (en) | 2020-04-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113853A (en) * | 2020-09-11 | 2020-12-22 | 广东稳固检测鉴定有限公司 | Device and method for detecting durability of assembly type building sealant |
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