CN114088597A - Waterproofing membrane test system for building - Google Patents
Waterproofing membrane test system for building Download PDFInfo
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- CN114088597A CN114088597A CN202111209126.6A CN202111209126A CN114088597A CN 114088597 A CN114088597 A CN 114088597A CN 202111209126 A CN202111209126 A CN 202111209126A CN 114088597 A CN114088597 A CN 114088597A
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- 238000004078 waterproofing Methods 0.000 title claims description 22
- 239000012528 membrane Substances 0.000 title claims description 21
- 238000012360 testing method Methods 0.000 title claims description 19
- 238000006073 displacement reaction Methods 0.000 claims abstract description 54
- 238000001514 detection method Methods 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 81
- 238000005096 rolling process Methods 0.000 claims description 35
- 239000000523 sample Substances 0.000 claims description 28
- 238000005192 partition Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 143
- 230000008859 change Effects 0.000 abstract description 19
- 238000004154 testing of material Methods 0.000 abstract description 4
- 239000003570 air Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 19
- 239000008399 tap water Substances 0.000 description 15
- 235000020679 tap water Nutrition 0.000 description 15
- 230000008569 process Effects 0.000 description 13
- 239000007921 spray Substances 0.000 description 13
- 230000035699 permeability Effects 0.000 description 9
- 230000002829 reductive effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/16—Investigating or analyzing materials by the use of thermal means by investigating thermal coefficient of expansion
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- General Health & Medical Sciences (AREA)
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- Dispersion Chemistry (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the technical field of waterproof coiled material testing, in particular to a waterproof coiled material testing system for buildings, which comprises a workbench, wherein a mounting frame is fixedly connected to the central position of the lower surface in the workbench, two T-shaped grooves are symmetrically formed in the upper surface of the mounting frame, which is close to the central position, one end of the upper surface in the workbench is fixedly connected with a deformation mechanism, and the deformation mechanism comprises a first electric push rod, a first shell, a heating pipe, a U-shaped seat, a fixing frame, a cam, a rotating rod, a pressing plate, a T-shaped sliding block and a displacement sensor. According to the invention, the deformation mechanism is arranged, the heating pipe is used for simulating high-temperature weather, the coiled material in the high-temperature weather is detected, the thickness change rate of the coiled material before and after heating is simply and rapidly obtained by using the displacement sensor, the detection method is scientific, the detection data is accurate and reliable, the performance of the selected coiled material in the actual use environment is obtained in advance, and unnecessary laying cost and use cost are avoided.
Description
Technical Field
The invention relates to the technical field of waterproof coiled material testing, in particular to a waterproof coiled material testing system for a building.
Background
The waterproof coiled material is mainly used for building walls, roofs, tunnels, highways, refuse landfills and the like, can be curled into a roll-shaped flexible building material product for resisting external rainwater and underground water leakage, is used as a leakage-free connection between an engineering foundation and a building, is a first barrier for waterproofing of the whole engineering, and plays a vital role in the whole engineering;
the waterproof coiled material needs to have good water resistance, does not flow, bubble or confuse under the high temperature of the stability of temperature change, if the waterproof coiled material is unqualified in quality, the waterproof performance is poor after the waterproof coiled material is laid, the problems of water seepage and the like are caused, the interior of a building is wet, and even property loss is caused, so that the selected waterproof coiled material needs to be tested before the waterproof coiled material is laid, the performance of the waterproof coiled material under the use environment is detected, and the waterproof coiled material under the environment can be ensured to effectively prevent rainwater and the like from wetting the surface of the building or preventing the rainwater from entering the building through the waterproof coiled material;
prior art is when testing waterproofing membrane, only test tension etc. after waterproofing membrane produces, or carry out prevention of seepage and pass through the test to waterproofing membrane under the normal atmospheric temperature state, in fact, waterproofing membrane is when laying to the building outer wall, receive various environment for a long time, such as insolate, the rainy season, the erosion of strong wind, summer earth's surface temperature can reach eighty degree centigrade even, waterproofing membrane under this state is laid on the roof, equally receive the influence of high temperature, if waterproofing membrane is under high temperature state, produce great thickness change, will cause the deformation of this waterproofing membrane, make it can't hug closely the building surface, and then make its waterproof performance descend, be unfavorable for carrying out the protection in the aspect of waterproof to the building, cause the building to be soaked by the water easily, cause the loss of different degrees.
Therefore, a waterproof roll test system for buildings is provided.
Disclosure of Invention
The invention aims to provide a waterproof roll testing system for buildings, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a waterproofing membrane test system for building, includes the workstation, the inside lower surface central point of workstation puts fixedly connected with mounting bracket, the mounting bracket upper surface is close to central point and puts the symmetry and has seted up two T type grooves, the inside upper surface one end fixedly connected with deformation mechanism of workstation.
In the prior art, when a waterproof coiled material is tested, only tension and the like after the waterproof coiled material is produced are tested, or the waterproof coiled material in a normal temperature state is subjected to an anti-seepage test, actually, when the waterproof coiled material is laid on an outer wall of a building, the waterproof coiled material is subjected to various environments for a long time, such as the erosion of insolation, rainy seasons and strong wind, the surface temperature in summer can even reach eighty ℃, the waterproof coiled material in the state is laid on a roof and is also influenced by high temperature, if the waterproof coiled material in the high-temperature state generates larger thickness change, the waterproof coiled material can be deformed, so that the waterproof coiled material cannot be tightly attached to the surface of the building, the waterproof performance of the waterproof coiled material is reduced, the waterproof coiled material is not beneficial to the protection of the building in the waterproof aspect, the building is easily wetted by water, and losses of different degrees are caused; according to the invention, by arranging the deformation mechanism, the waterproof roll to be detected is sampled firstly, the sample is fixed in the deformation mechanism, the sample roll is heated by using the deformation mechanism, the state of the roll in a high-temperature environment is simulated, the thickness change rate of the roll in a high-temperature state is further measured, and the detection function of the waterproof roll for the building at the high temperature is realized.
Preferably, the deformation mechanism comprises a first electric push rod, a first shell, a heating pipe, a U-shaped seat, a fixed frame, a cam, a rotating rod, a pressing plate, a T-shaped sliding block and a displacement sensor, a first electric push rod is fixedly connected with one end of the upper surface in the workbench, the lower end of the first electric push rod is fixedly connected with a first shell, the lower end of the inner side surface of the first shell is fixedly connected with a heating pipe, both ends of the outer surface of the first shell are fixedly connected with displacement sensors, T-shaped sliding blocks are connected inside the two T-shaped grooves in a sliding manner, the upper end of the T-shaped sliding block is fixedly connected with a U-shaped seat, the edge positions of the outer surfaces of two sides of the U-shaped seat are fixedly connected with fixing frames which are uniformly distributed, the upper end of the fixing frame is rotatably connected with a rotating rod, the lower end of the rotating rod is fixedly connected with a cam, the outer surface of the cam is tightly connected with a pressing plate, and one end of the pressing plate penetrates through the fixing frame and is tightly connected with the U-shaped seat.
In order to effectively finish the detection work of the waterproof coiled material in a high-temperature state, the invention firstly samples the waterproof coiled material to be detected by arranging a deformation mechanism, the cut coiled material is flatly laid on the upper surface of a U-shaped seat, two sides of the coiled material are arranged between a pressing plate and the U-shaped seat, at the moment, a rotating rod is pulled, a cam rotates along with the rotating rod, one end of the bulge of the cam presses the pressing plate downwards to fix the coiled material on the U-shaped seat, then a T-shaped sliding block of the U-shaped seat is embedded into a T-shaped groove to push the U-shaped seat to move the coiled material, when the front end of the coiled material is positioned under a displacement sensor, the movement is stopped, a first electric push rod is started again to enable a probe at the lower end of the displacement sensor to slightly touch the coiled material, at the moment, a power supply is started to electrify a heating pipe to release heat and heat the coiled material, when the heating time is given and the temperature reaches the preset temperature, the heating is stopped, and a protective glove is used to continuously push the U-shaped seat forwards, the coiled material is at the removal in-process, can contact other end displacement sensor's probe, if coiled material thickness changes, the bellied position of coiled material promotes displacement sensor's probe and shifts up, displacement sensor accessible data transmission this moment, utilize the computer to obtain the thickness change of coiled material after the heating, this mode utilizes the heating pipe simulation high temperature weather, the coiled material under high temperature weather detects, utilize displacement sensor simple quick the thickness rate of change of reacing the coiled material around the heating, the method science of detection, it is accurate reliable to detect data, can reachd before laying waterproofing membrane, choose the performance of coiled material under the actual use environment for use, avoid unnecessary laying cost and use cost.
Preferably, the position fixedly connected with mounting box that first shell surface both sides are close to displacement sensor, mounting box internal surface upper end fixed connection displacement sensor, the position fixedly connected with thimble of displacement sensor lower extreme probe, the thimble lower extreme supports tightly to be connected with the roll rod, the roll rod surface is connected with the mounting box contact, just roll rod cross-sectional diameter is two to three millimeters bigger than the mounting box opening diameter.
The waterproof coiled material needs to be in contact with a probe of a displacement sensor in the moving process, sliding friction between the probe of the displacement sensor and the upper surface of the coiled material can be generated in the contact process, the sliding friction can cause bending of the probe of the displacement sensor, deviation of the displacement of the probe is caused, and the accuracy of measured data is further influenced; the invention sets rolling rod, the coiled material contacts the rolling rod at the other end in the moving process, if the thickness of the coiled material changes, the rolling rod is jacked up by the position of the coiled material in the rolling process, the rolling rod moves upwards and pushes the thimble to move upwards, the thimble pushes the probe of the displacement sensor to move upwards, the sliding friction between the probe and the coiled material is replaced by the rolling friction between the rolling rod and the surface of the coiled material, and the probe of the displacement sensor is protected on the basis of ensuring the data accuracy.
Preferably, the positions of the lower end in the mounting box, which are close to the ejector pins, are symmetrically provided with uniformly distributed grooves, and the grooves are rotatably connected with rollers.
When the coiled material moves along with the U-shaped seat, the rolling rod rolls, the rolling rod moves upwards, the ejector pin is pushed upwards by the rolling rod, and the ejector pin is contacted with the inner wall of the mounting box to generate friction in the process, so that the moving speed of the ejector pin is reduced due to the friction, data errors of the displacement sensor are caused, and the measurement result is influenced; according to the thimble and the mounting box, the roller is arranged, so that rolling friction can be generated between the thimble and the roller in the moving process of the thimble, the friction force between the thimble and the mounting box is reduced, the roller can limit the displacement of the thimble transversely, and the accuracy of measured data is improved.
Preferably, the other end of the upper surface in the workbench is fixedly connected with a penetration mechanism, the penetration mechanism comprises a second electric push rod, a second shell, a pipeline, a spray head, a water absorption pipe, a gas pipe, moisture detection paper, a one-way valve, a partition plate and a water stop block, the other end of the upper surface in the workbench is fixedly connected with the second electric push rod, the lower end of the second electric push rod is fixedly connected with the second shell, the pipeline is penetratingly connected with the position close to the center in the second shell, the lower end of the pipeline is penetratingly connected with the spray head which is uniformly distributed, the end of the pipeline far away from the gas pipe is fixedly connected with the water stop block, one end of the pipeline penetrates through the second shell and is fixedly connected with a water source, one end of the second shell is penetratingly connected with the gas pipe, the edge position of the lower surface of the second shell is rectangular and is fixedly connected with the partition plate which is uniformly distributed, and the lower end of the partition plate is tightly connected with the U-shaped seat, the water-proof water-absorbing water-proof water pipe is characterized in that water detection paper is fixedly connected to the upper end of the inner surface of the U-shaped seat, one end of the water-proof water pipe is connected to the inside of the partition board in a penetrating mode, one end of the water-proof water-.
When the waterproof roll material for the building is laid on a roof and other areas, the waterproof roll material for the building is often subjected to heavy rain weather after high temperature, and the roll material in the state also has certain anti-seepage capability, so that the permeability of the roll material in the state also needs to be detected; the invention samples a waterproof coiled material to be detected by arranging a permeation mechanism, a piece of moisture detection paper is taken and laid on the inner lower surface of a U-shaped groove, the cut coiled material is laid on the upper surface of the U-shaped seat, two sides of the coiled material are arranged between a pressing plate and the U-shaped seat, at the moment, a rotating rod is pulled, a cam rotates along with the rotating rod, one end of the cam which is protruded downwards presses the pressing plate to fix the coiled material on the U-shaped seat, a T-shaped sliding block of the U-shaped seat is embedded into the T-shaped groove to push the U-shaped seat to move the coiled material, the U-shaped seat is moved to the right lower part of a second outer shell, a second electric push rod is started to enable a sealing ring to be tightly pressed against the coiled material to form a sealing cavity between the coiled material and the second outer shell, a water taking motor is started, tap water is sprayed into the sealing cavity through a pipeline and a spray nozzle, water supply is stopped when the water level in the cavity is higher than three to four millimeters, at the moment, a gas pipe is used for filling the cavity to increase the pressure in the cavity, the stagnant water piece prevents that running water and air have the pipeline to outwards discharge, the direction extrusion of water to the coiled material in the pressure in with the cavity, start the water intaking motor once more after the detection, make the running water by the pipe discharge cavity that absorbs water, take off the U-shaped seat afterwards, pull the dwang and make the clamp plate rise, take off coiled material and moisture detection paper, if the coiled material permeability is high, partial rivers will break through the coiled material and contact with moisture detection paper, make moisture detection paper discolour, the infiltration ability of this coiled material is judged through the degree height to moisture detection paper change, this mode can be quick, the accurate permeability under high temperature state of waterproofing membrane that reachs, and easy operation, and low cost.
Preferably, one end of the inner part of the water stop block is fixedly connected with a spring, one end of the spring is fixedly connected with a pull rod, and one end of the pull rod penetrates through the water stop block and is fixedly connected with a valve.
In actual operation, the gas pipe pressurizes a cavity formed between the second shell and the coiled material, water and air in the cavity can be discharged outwards through the pipeline, and a common valve cannot prevent the air from being discharged outwards; the invention overcomes the elasticity of the spring and opens the valve by arranging the spring and the valve, so that tap water sprays into the sealed cavity through the pipeline and the spray head, the water supply is stopped when the water level in the cavity is higher than three to four millimeters, the air pipe is used for inflating the cavity to increase the pressure in the cavity, the valve is not impacted by the tap water and is in a state of being pulled by the spring, the valve moves towards the water stop block to block the water stop block, the pipeline is sealed by the valve, the backflow of the tap water and the overflow of pressurized air are prevented, and the accuracy of detection data is ensured.
Preferably, the lower end of the outer surface of the valve is fixedly connected with a rubber pad in an annular shape.
In order to avoid the air from flowing out from the gap between the valve and the water stop block to influence the pressurizing effect; according to the invention, the rubber pad is arranged, so that the rubber pad is pushed by air pressure and is tightly propped against the surface of the water stop block, thereby improving the blocking effect of the valve and the water stop block, improving the pressurizing efficiency and enhancing the sealing effect.
Preferably, the lower end of the partition plate is fixedly connected with a sealing ring, and the sealing ring is a rubber component.
The thickness of the coiled material is likely to change after high-temperature detection, so that the roughness of the upper surface of the coiled material is increased, the sealing performance of the partition plate is likely to be reduced, tap water flows out, the accuracy of detected data is affected, and the working efficiency is reduced; the invention arranges the sealing ring; further improve the degree of intimate contact of baffle and coiled material, ensure the normal clear of inside rivers and pressurization, improve work efficiency.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the deformation mechanism is arranged, the heating pipe is used for simulating high-temperature weather, the coiled material in the high-temperature weather is detected, the thickness change rate of the coiled material before and after heating is simply and rapidly obtained by using the displacement sensor, the detection method is scientific, the detection data is accurate and reliable, the performance of the selected coiled material in the actual use environment is obtained in advance, and unnecessary laying cost and use cost are avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of a deformation mechanism of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a view of the rolling bar construction of the present invention;
FIG. 5 is a structural view of a permeation mechanism according to the present invention;
FIG. 6 is an enlarged view taken at B of FIG. 5 in accordance with the present invention;
fig. 7 is a view showing the structure of the seal ring of the present invention.
In the figure: 1. a work table; 11. a mounting frame; 12. a T-shaped groove; 2. a deformation mechanism; 21. a first electric push rod; 22. a first housing; 23. heating a tube; 24. a U-shaped seat; 25. a fixed mount; 26. a cam; 27. rotating the rod; 28. pressing a plate; 29. a T-shaped slider; 20. a displacement sensor; 211. mounting a box; 212. a thimble; 213. a roll bar; 214. a groove; 215. a roller; 3. a permeation mechanism; 31. a second electric push rod; 32. a second housing; 33. a pipeline; 34. a spray head; 35. a suction pipe; 36. a gas delivery pipe; 37. moisture detection paper; 38. a one-way valve; 39. a partition plate; 30. a water stop block; 311. a spring; 312. a pull rod; 313. a valve; 314. a rubber pad; 315. and (5) sealing rings.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of 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 considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 7, the present invention provides a technical solution:
the utility model provides a waterproofing membrane test system for building, as shown in fig. 1, fig. 2, includes workstation 1, 1 inside lower surface central point of workstation puts fixedly connected with mounting bracket 11, mounting bracket 11 upper surface is close to central point and puts the symmetry and has seted up two T type grooves 12, 1 inside upper surface one end fixedly connected with deformation mechanism 2 of workstation.
In the prior art, when a waterproof coiled material is tested, only tension and the like after the waterproof coiled material is produced are tested, or the waterproof coiled material in a normal temperature state is subjected to an anti-seepage test, actually, when the waterproof coiled material is laid on an outer wall of a building, the waterproof coiled material is subjected to various environments for a long time, such as the erosion of insolation, rainy seasons and strong wind, the surface temperature in summer can even reach eighty ℃, the waterproof coiled material in the state is laid on a roof and is also influenced by high temperature, if the waterproof coiled material in the high-temperature state generates larger thickness change, the waterproof coiled material can be deformed, so that the waterproof coiled material cannot be tightly attached to the surface of the building, the waterproof performance of the waterproof coiled material is reduced, the waterproof coiled material is not beneficial to the protection of the building in the waterproof aspect, the building is easily wetted by water, and losses of different degrees are caused; according to the invention, by arranging the deformation mechanism 2, the waterproof roll to be detected is sampled firstly, the sample is fixed in the deformation mechanism 2, the sample roll is heated by the deformation mechanism 2, the state of the roll in a high-temperature environment is simulated, the thickness change rate of the roll in a high-temperature state is further measured, and the detection function of the waterproof roll for the building at the high temperature is realized.
As an embodiment of the present invention, as shown in fig. 1, 2 and 3, the deformation mechanism 2 includes a first electric push rod 21, a first housing 22, a heating pipe 23, a U-shaped seat 24, a fixing frame 25, a cam 26, a rotating rod 27, a pressing plate 28, a T-shaped slider 29 and a displacement sensor 20, the first electric push rod 21 is fixedly connected to one end of the inner upper surface of the worktable 1, the first housing 22 is fixedly connected to the lower end of the first electric push rod 21, the heating pipe 23 is fixedly connected to the lower end of the inner side surface of the first housing 22, the displacement sensor 20 is fixedly connected to both ends of the outer surface of the first housing 22, the T-shaped sliders 29 are slidably connected to the inner portions of the two T-shaped grooves 12, the U-shaped seat 24 is fixedly connected to the upper end of the T-shaped slider 29, the fixing frames 25 are fixedly connected to the edge positions of the outer surfaces of both sides of the U-shaped seat 24, the fixing frame 25 is rotatably connected to the rotating rod 27, the lower end of the rotating rod 27 is fixedly connected with a cam 26, the outer surface of the cam 26 is tightly connected with a pressing plate 28, and one end of the pressing plate 28 penetrates through the fixing frame 25 and is tightly connected with the U-shaped seat 24.
In order to effectively finish the detection work of the waterproof coiled material in a high-temperature state, the invention is provided with the deformation mechanism 2, firstly, the waterproof coiled material to be detected is sampled, the cut coiled material is flatly paved on the upper surface of the U-shaped seat 24, two sides of the coiled material are arranged between the pressing plate 28 and the U-shaped seat 24, at the moment, the rotating rod 27 is pulled, the cam 26 rotates along with the rotating rod 27, the protruding end of the cam 26 presses the pressing plate 28 downwards to fix the coiled material on the U-shaped seat 24, then the T-shaped sliding block 29 of the U-shaped seat 24 is embedded into the T-shaped groove 12 to push the U-shaped seat 24 to move the coiled material, when the front end of the coiled material is positioned under the displacement sensor 20, the coiled material stops moving, then the first electric push rod 21 is started, the probe at the lower end of the displacement sensor 20 slightly touches the coiled material, at the moment, the power supply is started to electrify the heating pipe 23, the heating pipe 23 releases heat and heats the coiled material, when the heating time is given and the temperature reaches the preset temperature, stop the heating, continue to promote U-shaped seat 24 forward with the help of protective gloves, the coiled material is at the removal in-process, can contact other end displacement sensor 20's probe, if coiled material thickness produces the change, the protruding position of coiled material promotes displacement sensor 20's probe and shifts up, displacement sensor 20 accessible data transmission this moment, utilize the computer to obtain the thickness change of coiled material after the heating, this mode utilizes heating pipe 23 simulation high temperature weather, the coiled material under high temperature weather detects, utilize displacement sensor 20 simple quick the thickness change rate of reacing the coiled material before and after the heating, the method science of detection, it is accurate reliable to detect data, reach in advance and choose the performance of coiled material under the in-service use environment for use, avoid producing unnecessary laying cost and use cost.
As an embodiment of the present invention, as shown in fig. 2 and fig. 3, mounting boxes 211 are fixedly connected to two sides of the outer surface of the first housing 22 near the displacement sensor 20, the upper end of the inner surface of the mounting box 211 is fixedly connected to the displacement sensor 20, a thimble 212 is fixedly connected to a position of a probe at the lower end of the displacement sensor 20, a rolling rod 213 is tightly connected to the lower end of the thimble 212, the outer surface of the rolling rod 213 is in contact connection with the mounting box 211, and a cross-sectional diameter of the rolling rod 213 is two to three millimeters larger than an opening diameter of the mounting box 211.
The waterproof coiled material needs to be in contact with the probe of the displacement sensor 20 in the moving process, sliding friction is generated between the probe of the displacement sensor 20 and the upper surface of the coiled material in the contact process, the sliding friction may cause bending of the probe of the displacement sensor 20, deviation of the displacement of the probe is caused, and accuracy of measured data is further influenced; according to the invention, by arranging the rolling rod 213 and other members, the coiled material can contact the rolling rod 213 at the other end in the moving process, if the thickness of the coiled material is changed, the rolling rod 213 is jacked up by the raised position of the coiled material in the rolling process, so that the rolling rod 213 moves upwards and pushes the thimble 212 to move upwards, the thimble 212 pushes the probe of the displacement sensor 20 to move upwards, and the sliding friction between the probe and the coiled material is replaced by the rolling friction between the rolling rod 213 and the surface of the coiled material, so that the probe of the displacement sensor 20 is protected on the basis of ensuring the data accuracy.
As an embodiment of the present invention, as shown in fig. 3 and 4, the mounting box 211 has uniformly distributed grooves 214 symmetrically formed at the lower end of the mounting box 211 near the thimble 212, and the grooves 214 are rotatably connected to rollers 215.
When the coil moves along with the U-shaped seat 24, the rolling rod 213 rolls, and the rolling rod 213 moves upward, at this time, the thimble 212 is pushed upward by the rolling rod 213, and in this process, the thimble 212 contacts with the inner wall of the mounting box 211 to generate friction, which may cause the moving speed of the thimble 212 to decrease, cause data error of the displacement sensor 20, and affect the measurement result; according to the invention, the roller 215 is arranged, so that rolling friction is generated between the thimble 212 and the roller 215 in the moving process of the thimble 212, the friction force between the thimble 212 and the mounting box 211 is reduced, and the roller 215 can limit the displacement of the thimble 212 transversely, so that the accuracy of measured data is improved.
As an embodiment of the present invention, as shown in fig. 1, 5 and 6, the other end of the inner upper surface of the workbench 1 is fixedly connected with a permeation mechanism 3, the permeation mechanism 3 includes a second electric push rod 31, a second outer shell 32, a pipeline 33, a spray head 34, a water suction pipe 35, a gas pipe 36, moisture detection paper 37, a one-way valve 38, a partition plate 39 and a water stop block 30, the other end of the inner upper surface of the workbench 1 is fixedly connected with the second electric push rod 31, the lower end of the second electric push rod 31 is fixedly connected with the second outer shell 32, the pipeline 33 is penetratingly connected at a position close to the center inside of the second outer shell 32, the lower end of the pipeline 33 is penetratingly connected with the spray head 34 which is uniformly distributed, one end of the inside of the pipeline 33, which is far away from the gas pipe 36, is fixedly connected with the water stop block 30, one end of the pipeline 33 is penetratingly connected with the second outer shell 32 and a water source, one end of the second outer shell 32 is penetratingly connected with the gas pipe 36, the edge position of the lower surface of the second shell 32 is a partition plate 39 which is fixedly connected with the lower surface of the second shell and evenly distributed, the lower end of the partition plate 39 is abutted against and connected with the U-shaped seat 24, the upper end of the inner surface of the U-shaped seat 24 is fixedly connected with moisture detection paper 37, one end of the partition plate 39 is close to one end of the water stop block 30, a water suction pipe 35 is connected inside the partition plate in a penetrating manner, one end of the water suction pipe 35 penetrates through the second shell 32 and is fixedly connected with the pipeline 33, and a one-way valve 38 is fixedly connected inside the water suction pipe 35 and is close to the pipeline 33.
When the waterproof roll material for the building is laid on a roof and other areas, the waterproof roll material for the building is often subjected to heavy rain weather after high temperature, and the roll material in the state also has certain anti-seepage capability, so that the permeability of the roll material in the state also needs to be detected; the invention samples the waterproof coiled material to be tested by arranging the osmosis mechanism 3, firstly, a piece of moisture detection paper 37 is taken and laid on the inner lower surface of the U-shaped groove, then the cut coiled material is laid on the upper surface of the U-shaped seat 24, two sides of the coiled material are arranged between the pressing plate 28 and the U-shaped seat 24, at the moment, the rotating rod 27 is pulled, the cam 26 rotates along with the rotating rod 27, the protruding end of the cam 26 presses the pressing plate 28 downwards to fix the coiled material on the U-shaped seat 24, then the T-shaped sliding block 29 of the U-shaped seat 24 is embedded into the T-shaped groove 12, the U-shaped seat 24 is pushed to move the coiled material, the U-shaped seat 24 is moved to the right lower part of the second outer shell 32, the second electric push rod 31 is started to enable the water taking 315 to tightly abut against the coiled material, a sealed cavity is formed between the coiled material and the second outer shell 32, the external motor is started, tap water is sprayed into the sealed water spraying cavity through the pipeline 33 and the spray head 34, and water supply is stopped when the water level in the cavity is higher than three to four millimeters, at this moment, the air pipe 36 is used for filling air into the cavity to increase the pressure in the cavity, the water stop block 30 prevents tap water and air from being discharged outwards through the pipeline 33, the pressure extrudes the water in the cavity towards the coiled material, the water taking motor is started again after the detection is finished, the tap water is discharged out of the cavity through the water suction pipe 35, the U-shaped seat 24 is taken down, the rotating rod 27 is pulled to enable the pressing plate 28 to ascend, the coiled material and the moisture detection paper 37 are taken down, if the permeability of the coiled material is high, part of water flow breaks through the contact between the coiled material and the moisture detection paper 37, the moisture detection paper 37 changes color, the permeability of the coiled material is judged according to the degree of change of the moisture detection paper 37, the permeability of the waterproof coiled material in a high-temperature state can be obtained quickly and accurately by the method, the operation is simple, and the cost is low.
As an embodiment of the present invention, as shown in fig. 6, a spring 311 is fixedly connected to one end inside the water stop block 30, a pull rod 312 is fixedly connected to one end of the spring 311, and a valve 313 is fixedly connected to one end of the pull rod 312 penetrating through the water stop block 30.
In actual operation, the air pipe 36 pressurizes the cavity formed between the second casing 32 and the coiled material, water and air in the cavity may be discharged outwards through the pipe 33, and the general valve 313 cannot prevent the air from being discharged outwards; according to the invention, by arranging the spring 311 and the valve 313, flowing water overcomes the elastic force of the spring 311 and flushes the valve 313, so that tap water sprays into the sealed cavity through the pipeline 33 and the spray head 34, water supply is stopped when the water level in the cavity is higher than three to four millimeters, at the moment, the air pipe 36 is used for filling air into the cavity to increase the pressure in the cavity, at the moment, the valve 313 is not impacted by the tap water and is in a state of being pulled by the spring 311, the valve 313 moves towards the water stop block 30 to block the water stop block 30, the pipeline 33 is sealed by the valve 313, the backflow of the tap water and the overflow of pressurized air are prevented, and the accuracy of detection data is ensured.
In an embodiment of the present invention, as shown in fig. 6, a rubber pad 314 is fixedly connected to a lower end of an outer surface of the valve 313 in a ring shape.
In order to avoid air from flowing out from the gap between the valve 313 and the water stop block 30, the pressurizing effect is influenced; according to the invention, the rubber pad 314 is arranged, so that the rubber pad 314 is pushed by air pressure, and the rubber pad 314 is tightly propped against the surface of the water stop block 30, thereby improving the blocking effect of the valve 313 and the water stop block 30, improving the pressurizing efficiency and enhancing the sealing effect.
As an embodiment of the present invention, as shown in fig. 7, a seal 315 is fixedly connected to a lower end of the partition 39, and the seal 315 is a rubber member.
The thickness of the coiled material may change after high-temperature detection, so that the roughness of the upper surface of the coiled material is increased, the sealing performance of the partition plate 39 may be reduced, tap water flows out, the accuracy of detected data is affected, and the working efficiency is reduced; the invention is provided with the sealing ring 315; further improve the close contact degree of baffle 39 and coiled material, ensure the normal clear of inside rivers and pressurization, improve work efficiency.
The using method comprises the following steps: in the using process of the invention, firstly sampling a waterproof coiled material to be detected, taking a piece of moisture detection paper 37 to be flatly laid on the inner lower surface of the U-shaped groove, then flatly laying the cut coiled material on the upper surface of the U-shaped seat 24 to enable two sides of the coiled material to be between the pressing plate 28 and the U-shaped seat 24, then pulling the rotating rod 27 to enable the cam 26 to rotate along with the rotating rod 27 to enable one protruding end of the cam 26 to press the pressing plate 28 downwards to enable the coiled material to be fixed on the U-shaped seat 24, then embedding the T-shaped sliding block 29 of the U-shaped seat 24 into the T-shaped groove 12 to push the U-shaped seat 24 to enable the coiled material to move, stopping moving when the front end of the coiled material is positioned under the displacement sensor 20, then starting the first electric push rod 21 to enable the rolling rod 213 at the lower end of the displacement sensor 20 to slightly touch the coiled material, starting the power supply to electrify the heating pipe 23 to enable the heating pipe 23 to release heat and heat the coiled material, heating for a given time and when the temperature reaches a preset temperature, stopping heating, continuously pushing the U-shaped seat 24 forwards by using protective gloves, enabling the coiled material to contact with the rolling rod 213 at the other end in the moving process, if the thickness of the coiled material changes, jacking up the rolling rod 213 by the convex position of the coiled material in the rolling process, enabling the rolling rod 213 to move upwards and pushing the thimble 212 to move upwards, enabling the thimble 212 to push the probe of the displacement sensor 20 to move upwards, enabling the displacement sensor 20 to obtain the thickness change of the coiled material after heating by using a computer at the moment, generating rolling friction with the roller 215 in the moving process of the thimble 212, enabling the roller 215 to limit the displacement of the thimble 212 transversely, then moving the U-shaped seat 24 to be right below the second shell 32, starting the second electric push rod 31 to enable the sealing ring 315 to tightly press the coiled material, enabling a sealing cavity to be formed between the coiled material and the second shell 32, and starting an external water taking motor, at this time, the flowing water overcomes the elastic force of the spring 311 and opens the valve 313, so that the tap water sprays into the sealed cavity through the pipeline 33 and the spray head 34, the water supply is stopped when the water level in the cavity is higher than three to four millimeters, at this time, the air pipe 36 is used for filling air into the cavity to increase the pressure in the cavity, at this time, the valve 313 is not impacted by the tap water and is in a state of being pulled by the spring 311, the pipeline 33 is sealed by the valve 313, the rubber pad 314 is extruded by the air pressure, the valve 313 is more closely attached to the water stop block 30, the water in the cavity is extruded towards the direction of the coiled material by the pressure, after the detection is finished, the water taking motor is started again, so that the tap water is discharged out of the cavity through the water suction pipe 35, then the U-shaped seat 24 is taken down, the rotating rod 27 is pulled to lift the pressing plate 28, the coiled material and the moisture detection paper 37 are taken down, if the permeability of the coiled material is high, part of the water flow breaks through and contacts the moisture detection paper 37, so that the moisture detection paper 37, the permeability of the web is judged by the degree of change of the moisture detection paper 37.
The electric elements in the document are electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the product model provided by the invention is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the invention, the product model is a technical scheme of the optimal application of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is familiar to the technical personnel in the field, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a waterproofing membrane test system for building, includes workstation (1), its characterized in that: fixedly connected with mounting bracket (11) is put to the inside lower surface central point of workstation (1), mounting bracket (11) upper surface is close to central point and puts the symmetry and has seted up two T type grooves (12), inside upper surface one end fixedly connected with deformation mechanism (2) of workstation (1).
2. The waterproofing membrane test system for building of claim 1, characterized in that: the deformation mechanism (2) comprises a first electric push rod (21), a first shell (22), a heating pipe (23), a U-shaped seat (24), a fixing frame (25), a cam (26), a rotating rod (27), a pressing plate (28), a T-shaped sliding block (29) and a displacement sensor (20), one end of the inner upper surface of the workbench (1) is fixedly connected with the first electric push rod (21), the lower end of the first electric push rod (21) is fixedly connected with the first shell (22), the lower end of the inner side surface of the first shell (22) is fixedly connected with the heating pipe (23), two ends of the outer surface of the first shell (22) are fixedly connected with the displacement sensor (20), two T-shaped sliding blocks (29) are connected inside the T-shaped groove (12) in a sliding manner, the upper end of the T-shaped sliding block (29) is fixedly connected with the U-shaped seat (24), and the edge positions of the outer surfaces of two sides of the U-shaped seat (24) are fixedly connected with the fixing frame (25) which are uniformly distributed, the utility model discloses a clamping device, including mount (25), dwang (27) lower extreme fixedly connected with cam (26), cam (26) surface supports tightly to be connected with clamp plate (28), clamp plate (28) one end runs through mount (25) and supports tightly to connect U-shaped seat (24).
3. The waterproofing membrane test system for building of claim 2, characterized in that: the utility model discloses a displacement sensor, including first shell (22), displacement sensor (20) and thimble (212), first shell (22) surface both sides are close to position fixedly connected with mounting box (211) of displacement sensor (20), mounting box (211) internal surface upper end fixed connection displacement sensor (20), the position fixedly connected with thimble (212) of displacement sensor (20) lower extreme probe, thimble (212) lower extreme supports tightly to be connected with rolling rod (213), rolling rod (213) surface is connected with mounting box (211) contact, just rolling rod (213) cross-sectional diameter ratio mounting box (211) opening diameter is two to three millimeters bigger.
4. A waterproofing membrane test system for building according to claim 3, characterized in that: the mounting box (211) inside lower extreme is close to the position symmetry of thimble (212) and is seted up evenly distributed's recess (214), recess (214) inside rotation is connected with roller (215).
5. The waterproofing membrane test system for building of claim 1, characterized in that: the other end of the upper surface in the workbench (1) is fixedly connected with a penetration mechanism (3), the penetration mechanism (3) comprises a second electric push rod (31), a second shell (32), a pipeline (33), a sprayer (34), a water absorption pipe (35), an air delivery pipe (36), moisture detection paper (37), a one-way valve (38), a partition plate (39) and a water stop block (30), the other end of the upper surface in the workbench (1) is fixedly connected with the second electric push rod (31), the lower end of the second electric push rod (31) is fixedly connected with the second shell (32), the pipeline (33) is arranged in the second shell (32) close to the center and is in a penetrating connection with the center, the sprayer (34) is uniformly distributed in a penetrating connection with the lower end of the pipeline (33), one end of the air delivery pipe (36) is fixedly connected with the water stop block (30) in the pipeline (33) is far away from the inside, one end of the pipeline (33) penetrates through the second shell (32) and is fixedly connected with a water source, second shell (32) one end through connection has gas-supply pipe (36), second shell (32) lower surface border position is rectangle fixedly connected with evenly distributed's baffle (39), baffle (39) lower extreme supports tight connection U-shaped seat (24), U-shaped seat (24) internal surface upper end fixedly connected with moisture detection paper (37) is close to stagnant water piece (30) one end the inside through connection of baffle (39) has the pipe (35) that absorbs water, pipe (35) one end that absorbs water runs through second shell (32) and with pipeline (33) fixed connection, the inside position fixedly connected with check valve (38) that is close to pipeline (33) of pipe (35) that absorbs water.
6. A waterproofing membrane test system for building of claim 5, characterized by that: the water stop block is characterized in that one end of the inside of the water stop block (30) is fixedly connected with a spring (311), one end of the spring (311) is fixedly connected with a pull rod (312), and one end of the pull rod (312) penetrates through the water stop block (30) and is fixedly connected with a valve (313).
7. The waterproofing membrane test system for building of claim 6, characterized by: the lower end of the outer surface of the valve (313) is fixedly connected with a rubber pad (314) in an annular shape.
8. A waterproofing membrane test system for building of claim 5, characterized by that: the lower end of the partition plate (39) is fixedly connected with a sealing ring (315), and the sealing ring (315) is a rubber component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111209126.6A CN114088597A (en) | 2021-10-18 | 2021-10-18 | Waterproofing membrane test system for building |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111209126.6A CN114088597A (en) | 2021-10-18 | 2021-10-18 | Waterproofing membrane test system for building |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115165493A (en) * | 2022-07-08 | 2022-10-11 | 广西创新建筑工程质量检测咨询有限公司 | Building materials waterproof performance detection device |
| CN115382719A (en) * | 2022-08-01 | 2022-11-25 | 杭州南昕电力器材有限公司 | Painting equipment for PVC electric power pipe |
| CN116879141A (en) * | 2023-09-04 | 2023-10-13 | 湖南中路交建工程技术有限公司 | Building material waterproof detection device and application method thereof |
-
2021
- 2021-10-18 CN CN202111209126.6A patent/CN114088597A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115165493A (en) * | 2022-07-08 | 2022-10-11 | 广西创新建筑工程质量检测咨询有限公司 | Building materials waterproof performance detection device |
| CN115382719A (en) * | 2022-08-01 | 2022-11-25 | 杭州南昕电力器材有限公司 | Painting equipment for PVC electric power pipe |
| CN115382719B (en) * | 2022-08-01 | 2023-10-27 | 杭州南昕电力器材有限公司 | Paint brushing equipment for PVC power tube |
| CN116879141A (en) * | 2023-09-04 | 2023-10-13 | 湖南中路交建工程技术有限公司 | Building material waterproof detection device and application method thereof |
| CN116879141B (en) * | 2023-09-04 | 2023-11-21 | 湖南中路交建工程技术有限公司 | Building material waterproof detection device and application method thereof |
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