Device for detecting performance of waterproof coiled material for building

Abstract

The invention relates to the technical field of detection devices, and discloses a building waterproof roll performance detection device which comprises a detection box, the bottom of the detection box is fixedly connected with a base, the top of the base is fixedly connected with a water tank, and the top of the water tank is fixedly connected with a first water pump. A spraying assembly is fixedly installed at the end, away from the first water pump, of the first water pipe, and a humidity detector is fixedly installed at the top of the fixing plate. When a test coiled material is put in, the test coiled material is guided through a guide roller group, so that the operation safety and the data reliability are ensured, the detection precision and efficiency are improved, after the test coiled material is guided, a cylinder drives a clamping plate to move to stretch the test coiled material, and the detection accuracy is improved. The testing result is prevented from being affected by wrinkles during testing, the testing accuracy and stability are improved, and the operation safety and the data reliability are guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of detection devices, in particular to a performance detection device for building waterproof coiled materials. Background Art

[0002] Waterproof membrane for construction is an important building material, which is widely used in waterproof projects of buildings. The performance of waterproof membrane directly affects the waterproof effect and service life of the building. Therefore, a performance testing device for waterproof membrane for construction promotes technological progress and standardization of the construction industry.

[0003] The patent with application number 202021398952.0 relates to a performance detection device for waterproofing membrane for construction, which particularly includes a support part and a detection mechanism, wherein the detection mechanism is arranged on the upper part of the support part; the detection mechanism includes a detection frame, a support tube, a mounting plate, a cylinder and a fixed frame, wherein a detection slot is arranged on the upper part of the detection frame, a humidity sensor is arranged inside the detection slot, an alarm is arranged on the outer wall of the support tube, and the alarm is electrically connected to the humidity sensor; the cylinder is arranged at the lower part of the mounting plate, the fixed frame is arranged at the end of the cylinder, and the fixed frame is arranged correspondingly at the upper part of the detection slot; a water spray pipe is arranged at the lower center end of the mounting plate. The patent provides a waterproofing membrane waterproofing detection device, which effectively guarantees the accuracy of the detection data and is conducive to popularization and use, but this device is difficult to ensure the consistency of the tension of the waterproofing membrane when detecting the waterproofing membrane, resulting in reduced detection accuracy, and at the same time, it is difficult to ensure the stability of the waterproofing membrane during detection, and it is difficult to ensure the accuracy of the measurement, so a performance detection device for waterproofing membrane for construction is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a performance detection device for building waterproof membranes in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a performance testing device for building waterproof coiled materials, comprising a testing box, the bottom of the testing box is fixedly connected to a base, the top of the base is fixedly connected to a water tank, the top of the water tank is fixedly connected to a water pump 1, the inner wall of the water pump 1 is fixedly installed with a water pipe 1, and the end of the water pipe 1 away from the water pump 1 is fixedly installed with a spraying assembly, the front inner wall of the testing box is rotatably connected to a box door, the inner wall of the box door is fixedly installed with an observation window, the inner wall of the testing box is fixedly connected to a fixed plate, and the top of the fixed plate is fixedly installed with a humidity detector; the inner wall of the testing box is provided with a fixing mechanism, the top of the fixing plate is provided with a tensioning mechanism, and the inner wall of the testing box is provided with a water circulation mechanism; the fixing mechanism comprises a fixing rod 1, a sliding block 1, a guide roller group, a cylinder, a connecting rod 1, an electric claw group, a clamping plate and a test coiled material, the fixing rod 1 is fixedly connected to the inner wall of the testing box, and the sliding block 1 is slidably connected through a spring On the inner wall of the fixed rod one, the guide roller group is fixedly installed on the inner wall of the sliding block one, the cylinder is fixedly connected to the inner wall of the detection box, the connecting rod one is fixedly connected to the output end of the cylinder, the electric claw group is fixedly installed on the end of the connecting rod one away from the cylinder, the clamping plate is fixedly connected to the inner wall of the electric claw group, and the test coil is installed on the inner wall of the clamping plate; the bottom of the test coil is in contact with the top of the humidity detector, and the circumferential surface of the water pipe one is fixedly installed on the inner wall of the detection box; when the test coil is put in, it is first guided by the guide roller group to ensure the safety of operation and the reliability of data, and improve the accuracy and efficiency of detection. After guiding the test coil, the cylinder drives the clamping plate to move to stretch the test coil to prevent wrinkles from occurring during the test and affecting the test results, thereby improving the accuracy and stability of the test and ensuring the safety of operation and the reliability of data. The spraying assembly is fixedly connected to the inner wall of the detection box, and the circumferential surface of the water pipe one is fixedly installed on the inner wall of the water tank.

[0006] Preferably, the tensioning mechanism includes an L-shaped rod 1, a trapezoidal block, a moving rod, a connecting rod 2, a bottom plate, an elastic clamping block, a guide plate, a pulley and a sliding block 2, wherein the L-shaped rod 1 is fixedly connected to the bottom of the electric claw group, the trapezoidal block is fixedly connected to the side of the L-shaped rod 1 close to the humidity detector, the sliding block 2 is slidably connected to the inner wall of the fixed plate, the moving rod is fixedly connected to the top of the sliding block 2, the connecting rod 2 is slidably connected to the inner wall of the moving rod, the elastic clamping block is fixedly connected to the top of the connecting rod 2, the bottom plate is fixedly connected to the top of the moving rod, the pulley is fixedly connected to the side of the connecting rod 2 away from the moving rod, and the guide plate is fixedly connected to the top of the fixed plate; the tensioning mechanism also includes a fixed rod 2, an elastic brush assembly and a mortgage block, the fixed rod 2 It is fixedly connected to the top of the fixed plate, and the elastic brush assembly is rotatably connected to the inner wall of the second fixed rod, and the mortgage block is fixedly connected to the side of the second fixed rod close to the elastic brush assembly; when the test coil is guided and fixed, the elastic brush assembly rotates to clean the test coil, which increases the service life of the equipment and improves the accuracy and reliability of the test results. When the test coil is clamped and stretched, the electric claw group drives the elastic clamping block to move to both sides to tighten the test coil, which can make the specifications consistent and avoid affecting the test results due to irregular shapes, eliminate the concentrated stress of the test coil, and improve the test effect. The inner wall of the guide plate contacts the circumferential surface of the pulley, the inclined surface of the trapezoidal block contacts the inclined surface of the moving rod, and the circumferential surface of the mortgage block contacts the circumferential surface of the elastic brush assembly.

[0007] Preferably, the water circulation mechanism comprises a connecting rod three, an L-shaped rod two, an inclined block, a knocking rod, a filter plate, a water pump two and a water pipe two, the connecting rod three is fixedly connected to the bottom of the sliding block two, the L-shaped rod two is fixedly connected to the outer surface of the connecting rod three, the knocking rod is rotatably connected to the inner wall of the detection box through a torsion spring, the inclined block is fixedly connected to the top of the knocking rod, the filter plate is fixedly connected to the inner wall of the detection box, the water pump two is fixedly connected to the rear side of the detection box, and the water pipe two is fixedly installed on the inner wall of the water pump two; when the test coil is inspected After the test, start the second water pump to guide the water into the water tank for recycling, so that the water can be reused in the next test, reducing wastewater discharge, lowering the cost of use, and improving the efficiency of use. While filtering the wastewater, the second sliding block drives the knocking rod to knock on the surface of the filter plate to prevent impurities from clogging the filter plate and affecting the filtering effect of the filter plate, thereby improving work efficiency, extending the service life of the equipment, and reducing maintenance costs. The circumferential surface of the second water pipe is fixedly installed on the inner wall of the water tank, and the bottom inclined surface of the second L-shaped rod is in contact with the inclined surface of the inclined block.

[0008] The present invention adopts the above technical solution to bring the following beneficial effects: 1. The performance testing device for waterproof membrane for construction, through the coordinated operation among a fixed rod, a sliding block, a guide roller group, a cylinder, a connecting rod, an electric claw group, a clamping plate and a test membrane, when the test membrane is put in, it is first guided by the guide roller group, thereby ensuring the safety of operation and the reliability of data, and improving the accuracy and efficiency of detection. After the test membrane is guided, the cylinder drives the clamping plate to move and stretch the test membrane, thereby preventing wrinkles from occurring during the test and affecting the test results, thereby improving the accuracy and stability of the test, and ensuring the safety of operation and the reliability of data.

[0009] 2. The performance testing device for building waterproof membranes, through the coordinated operation of an L-shaped rod 1, a trapezoidal block, a moving rod, a connecting rod 2, a bottom plate, an elastic clamping block, a guide plate, a pulley, a fixed rod 2, an elastic brush assembly, a mortgage block and a sliding block 2, when the test membrane is guided and fixed, the elastic brush assembly rotates to clean the test membrane, thereby increasing the service life of the equipment and improving the accuracy and reliability of the test results. When the test membrane is clamped and stretched, the electric claw group drives the elastic clamping block to move to both sides to tighten the test membrane, which can make the specifications consistent, avoid affecting the test results due to irregular shapes, eliminate the concentrated stress of the test membrane, and improve the test effect.

[0010] 3. This device for testing the performance of building waterproof membranes, through the coordinated operation of connecting rod three, L-shaped rod two, inclined block, knocking rod, filter plate, water pump two and water pipe two, after the test membrane is tested, start water pump two to guide water into the water tank for recycling, so that the water can be reused in the next test, reducing wastewater discharge, reducing the cost of use, and improving the efficiency of use. While filtering the wastewater, the sliding block two drives the knocking rod to knock on the surface of the filter plate to prevent impurities from clogging the filter plate and affecting the filtering effect of the filter plate, thereby improving work efficiency, extending the service life of the equipment, and reducing maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a cross-sectional view of the detection box structure of the present invention; Figure 3 It is a schematic diagram of the structure of the humidity detector of the present invention; Figure 4 It is a schematic diagram of the splint structure of the present invention; Figure 5 For the present invention Figure 4 A schematic diagram of the enlarged structure in the middle; Figure 6 This is a schematic diagram of the structure of the elastic clamp block of the present invention; Figure 7 For the present invention Figure 6 A magnified schematic diagram of the structure B in the middle; Figure 8 It is a schematic diagram of the filter plate structure of the present invention.

[0012] In the figure: 1, test box; 2, base; 3, box door; 4, water tank; 5, water pump 1; 6, water pipe 1; 7, fixing mechanism; 71, fixing rod 1; 72, sliding block 1; 73, guide roller group; 74, cylinder; 75, connecting rod 1; 76, electric claw group; 77, clamping plate; 78, test coil; 8, tensioning mechanism; 81, L-shaped rod 1; 82, trapezoidal block; 83, moving rod; 84, connecting rod 2; 85, bottom Plate; 86, elastic clamp block; 87, guide plate; 88, pulley; 89, fixed rod 2; 810, elastic brush assembly; 811, mortgage block; 812, sliding block 2; 9, water circulation mechanism; 91, connecting rod 3; 92, L-shaped rod 2; 93, inclined block; 94, knocking rod; 95, filter plate; 96, water pump 2; 97, water pipe 2; 10, spray assembly; 11, fixed plate; 12, humidity detector; 13, observation window. DETAILED DESCRIPTION

[0013] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0014] See also Figure 1-Figure 8One embodiment of the present invention is: a performance testing device for waterproof membrane for construction, comprising a testing box 1, a base 2 is fixedly connected to the bottom of the testing box 1, a water tank 4 is fixedly connected to the top of the base 2, a water pump 5 is fixedly connected to the top of the water tank 4, a water pipe 6 is fixedly installed on the inner wall of the water pump 5, a spray assembly 10 is fixedly installed on the end of the water pipe 6 away from the water pump 5, a box door 3 is rotatably connected to the inner wall of the box door 3, an observation window 13 is fixedly installed, a fixing plate 11 is fixedly connected to the inner wall of the testing box 1, and a humidity detector 12 is fixedly installed on the top of the fixing plate 11; a fixing mechanism 7 is provided on the inner wall of the testing box 1, a tensioning mechanism 8 is provided on the top of the fixing plate 11, and a water circulation mechanism 9 is provided on the inner wall of the testing box 1; The fixing mechanism 7 includes a fixing rod 71, a sliding block 72, a guide roller group 73, a cylinder 74, a connecting rod 75, an electric claw group 76, a clamping plate 77 and a test roll 78. The fixing rod 71 is fixedly connected to the inner wall of the detection box 1, the sliding block 72 is slidably connected to the inner wall of the fixing rod 71 through a spring, and the guide roller group 73 is fixedly installed on the inner wall of the sliding block 72. When the performance of the building waterproof roll is tested, after the box door 3 is opened, the test roll 78 is put in by a manipulator or a worker, and then the water pump 5 is turned on through the main console to pump water from the water tank 4. The water comes to the spraying assembly 10 through the water pipe 6 for spraying. After spraying, the humidity detector 12 detects the back of the test roll 78 to detect whether the permeability of the roll is When the test coil 78 is put in, it is first guided by the guide roller group 73, and the test coil 78 is placed therein for guidance. The sliding block 72 can clamp and guide the test coil 78 according to the different thicknesses, ensuring the safety of operation and the reliability of data, and improving the accuracy and efficiency of detection. The cylinder 74 is fixedly connected to the inner wall of the detection box 1, the connecting rod 75 is fixedly connected to the output end of the cylinder 74, the electric claw group 76 is fixedly installed at the end of the connecting rod 75 away from the cylinder 74, the clamping plate 77 is fixedly connected to the inner wall of the electric claw group 76, and the test coil 78 is installed on the inner wall of the clamping plate 77; the bottom of the test coil 78 contacts the top of the humidity detector 12, and the circumferential surface of the water pipe 6 is fixedly installed on the inner wall of the detection box 1; After the test coil 78 is guided, the cylinder 74 drives the connecting rod 75 to move, the connecting rod 75 drives the electric claw group 76 to move, and the electric claw group 76 drives the clamping plate 77 to move. When the clamping plate 77 moves to the corresponding position, the electric claw group 76 is started to clamp the test coil 78. After clamping, the cylinder 74 drives the connecting rod 75 to move, the connecting rod 75 drives the electric claw group 76 to move, and the electric claw group 76 drives the clamping plate 77 to move to stretch the test coil 78 to prevent wrinkles from occurring during the test and affecting the test results, thereby improving the accuracy and stability of the test, and ensuring the safety of the operation and the reliability of the data. The spray assembly 10 is fixedly connected to the inner wall of the detection box 1, and the circumferential surface of the water pipe 6 is fixedly installed on the inner wall of the water tank 4; The tensioning mechanism 8 includes an L-shaped rod 81, a trapezoidal block 82, a moving rod 83, a connecting rod 84, a bottom plate 85, an elastic clamping block 86, a guide plate 87, a pulley 88 and a sliding block 812. The L-shaped rod 81 is fixedly connected to the bottom of the electric claw group 76, the trapezoidal block 82 is fixedly connected to the side of the L-shaped rod 81 close to the humidity detector 12, the sliding block 812 is slidably connected to the inner wall of the fixed plate 11, the moving rod 83 is fixedly connected to the top of the sliding block 812, the connecting rod 84 is slidably connected to the inner wall of the moving rod 83, the elastic clamping block 86 is fixedly connected to the top of the connecting rod 84, and the bottom plate 85 is fixedly connected to the At the top of the moving rod 83, the pulley 88 is fixedly connected to the side of the connecting rod 2 84 away from the moving rod 83, and the guide plate 87 is fixedly connected to the top of the fixed plate 11; when the test coil 78 is clamped and stretched, the electric claw group 76 drives the L-shaped rod 1 81 to move, the L-shaped rod 1 81 drives the trapezoidal block 82 to move, the trapezoidal block 82 drives the moving rod 83 to move through the inclined surface, the moving rod 83 drives the bottom plate 85 to move, and at the same time, the moving rod 83 drives the connecting rod 2 84 to move, the connecting rod 2 84 drives the pulley 88 to move, the pulley 88 contacts the guide plate 87 through the circumferential surface to drive the pulley 88 to move, and the pulley 88 drives the connecting rod 2 84 downward The connecting rod 84 drives the elastic clamping block 86 to press down to clamp the test coil 78, and at the same time, the connecting rod 84 drives the elastic clamping block 86 to move to both sides to tighten the test coil 78, so that the specifications can be consistent, and the detection results can be avoided from being affected by irregular shapes, and the concentrated stress of the test coil is eliminated, and the test effect is improved. The tensioning mechanism 8 also includes a fixed rod 89, an elastic brush assembly 810 and a mortgage block 811. The fixed rod 89 is fixedly connected to the top of the fixed plate 11, and the elastic brush assembly 810 is rotatably connected to the inner wall of the fixed rod 89, and the mortgage block 811 is fixedly connected to the fixed rod 89 near the elastic brush assembly one side of 810; when the test coil 78 is guided and fixed, the test coil 78 will pass through the circumferential surface of the elastic brush assembly 810, and the test coil 78 drives the elastic brush assembly 810 to rotate through the bottom to clean the test coil 78. During rotation, the brush head of the elastic brush assembly 810 reciprocates in contact with the mortgage block 811 for vibration, and the dust on the brush head is shaken off, thereby increasing the service life of the equipment and improving the accuracy and reliability of the test results. The inner wall of the guide plate 87 contacts the circumferential surface of the pulley 88, the inclined surface of the trapezoidal block 82 contacts the inclined surface of the moving rod 83, and the circumferential surface of the mortgage block 811 contacts the circumferential surface of the elastic brush assembly 810.

[0015] Working principle: When testing the performance of building waterproofing membrane, after opening the box door 3, the test membrane 78 is put in by a manipulator or a worker, and then the water pump 5 is turned on through the main console to pump water from the water tank 4. The water comes to the spray assembly 10 through the water pipe 6 for spraying. After spraying, the humidity detector 12 detects the back of the test membrane 78 to detect whether the permeability of the membrane meets the standard. When the test membrane 78 is put in, it is first guided by the guide roller group 73, and the test membrane 78 is placed therein for guidance. The sliding block 72 can clamp and guide the different thicknesses of the test membrane 78, ensuring the safety of operation and the reliability of data, improving In order to improve the accuracy and efficiency of the detection, after guiding the test coil 78, the cylinder 74 drives the connecting rod 75 to move, the connecting rod 75 drives the electric claw group 76 to move, and the electric claw group 76 drives the clamping plate 77 to move. When the clamping plate 77 moves to the corresponding position, the electric claw group 76 is started to clamp the test coil 78. After clamping, the cylinder 74 drives the connecting rod 75 to move, the connecting rod 75 drives the electric claw group 76 to move, and the electric claw group 76 drives the clamping plate 77 to move to stretch the test coil 78 to prevent wrinkles from occurring during the test and affecting the test results, thereby improving the accuracy and stability of the test and ensuring the safety of the operation and the reliability of the data.

[0016] When the test coil 78 is guided and fixed, the test coil 78 will pass through the circumferential surface of the elastic brush assembly 810, and the test coil 78 drives the elastic brush assembly 810 to rotate through the bottom to clean the test coil 78. During the rotation, the brush head of the elastic brush assembly 810 reciprocates with the mortgage block 811 to vibrate, and the dust on the brush head is shaken off, thereby increasing the service life of the equipment and improving the accuracy and reliability of the test results. When the test coil 78 is clamped and stretched, the electric claw group 76 drives the L-shaped rod 81 to move, and the L-shaped rod 81 drives the trapezoidal block 82 to move, and the trapezoidal block 82 drives the moving rod through the inclined surface 83 moves, the moving rod 83 drives the bottom plate 85 to move, and at the same time the moving rod 83 drives the connecting rod 84 to move, the connecting rod 84 drives the pulley 88 to move, the pulley 88 contacts the guide plate 87 through the circumferential surface and drives the pulley 88 to move, the pulley 88 drives the connecting rod 84 to press down, the connecting rod 84 drives the elastic clamping block 86 to press down to clamp the test coil 78, and at the same time the connecting rod 84 drives the elastic clamping block 86 to move to both sides to tighten the test coil 78, so as to make the specifications consistent, avoid affecting the test results due to irregular shapes, eliminate the concentrated stress of the test coil, and improve the test effect.

[0017] See also Figure 1-Figure 8On the basis of the above embodiment, in another embodiment of the present invention, the water circulation mechanism 9 includes a connecting rod 3 91, an L-shaped rod 2 92, an inclined block 93, a knocking rod 94, a filter plate 95, a water pump 2 96 and a water pipe 2 97. The connecting rod 3 91 is fixedly connected to the bottom of the sliding block 2 812, the L-shaped rod 2 92 is fixedly connected to the outer surface of the connecting rod 3 91, the knocking rod 94 is rotatably connected to the inner wall of the detection box 1 through a torsion spring, and the inclined block 93 is fixedly connected to the top of the knocking rod 94. While filtering the wastewater, the sliding block 2 812 drives the connecting rod 3 91 to move, the connecting rod 3 91 drives the L-shaped rod 2 92 to move, the L-shaped rod 2 92 drives the inclined block 93 to move through the bottom inclined surface, and the inclined block 93 drives the knocking rod 94 to move. After the detection is completed, the sliding block 2 812 drives the knocking rod 94 to reset through the spring reset, and the knocking rod 94 resets to knock on the surface of the filter plate 95 to prevent impurities from filtering the filter plate 95. 5 clogging affects the filtering effect of the filter plate 95, improves work efficiency, prolongs the service life of the equipment, and reduces maintenance costs. The filter plate 95 is fixedly connected to the inner wall of the detection box 1, the water pump 96 is fixedly connected to the rear side of the detection box 1, and the water pipe 97 is fixedly installed on the inner wall of the water pump 96; when the test volume 78 is tested, the water sprayed by the spray assembly 10 during the test will flow into the interior of the detection box 1 for recovery, and the water is filtered through the filter plate 95 to filter out impurities in the water. After filtering, the water pump 96 is started to extract and recover the filtered water, and the water flows from the water pump 96 into the water pipe 97. The water pipe 97 is recycled when it is introduced into the water tank 4, so that the water can be reused in the next test, reducing wastewater discharge, reducing the cost of use, and improving the efficiency of use. The circumferential surface of the water pipe 97 is fixedly installed with the inner wall of the water tank 4, and the bottom inclined surface of the L-shaped rod 92 is in contact with the inclined surface of the inclined block 93.

[0018] Working principle: After the test roll 78 is tested, the water sprayed by the spray assembly 10 during the test will flow into the interior of the test box 1 for recycling. The water is filtered through the filter plate 95 to filter out impurities in the water. After filtering, the water pump 2 96 is started to extract and recycle the filtered water. The water flows from the water pump 2 96 into the water pipe 2 97. The water pipe 2 97 guides the water into the water tank 4 for recycling, so that the water can be reused in the next test, reducing wastewater discharge, reducing the cost of use, and improving the efficiency of use. While filtering, the sliding block 2 812 drives the connecting rod 3 91 to move, the connecting rod 3 91 drives the L-shaped rod 2 92 to move, the L-shaped rod 2 92 drives the inclined block 93 to move through the bottom inclined surface, and the inclined block 93 drives the knocking rod 94 to move. After the detection is completed, the sliding block 812 drives the knocking rod 94 to reset through the spring reset. The knocking rod 94 resets and knocks on the surface of the filter plate 95 to prevent impurities from clogging the filter plate 95 and affecting the filtering effect of the filter plate 95, thereby improving work efficiency, extending the service life of the equipment, and reducing maintenance costs.

[0019] The present invention provides a device for detecting the performance of waterproof membranes for buildings. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A device for testing the performance of a waterproof membrane for construction, comprising a testing box (1), characterized in that: The bottom of the detection box (1) is fixedly connected to a base (2), the top of the base (2) is fixedly connected to a water tank (4), the top of the water tank (4) is fixedly connected to a water pump (5), the inner wall of the water pump (5) is fixedly mounted with a water pipe (6), the end of the water pipe (6) away from the water pump (5) is fixedly mounted with a spray assembly (10), the front inner wall of the detection box (1) is rotatably connected to a box door (3), the inner wall of the box door (3) is fixedly mounted with an observation window (13), the inner wall of the detection box (1) is fixedly connected to a fixing plate (11), and the top of the fixing plate (11) is fixedly mounted with a humidity detector (12); The inner wall of the detection box (1) is provided with a fixing mechanism (7), the top of the fixing plate (11) is provided with a tensioning mechanism (8), and the inner wall of the detection box (1) is provided with a water circulation mechanism (9); The fixing mechanism (7) comprises a fixing rod (71), a sliding block (72), a guide roller group (73), a cylinder (74), a connecting rod (75), an electric claw group (76), a clamp (77) and a test coil (78), wherein the fixing rod (71) is fixedly connected to the inner wall of the detection box (1), the sliding block (72) is slidably connected to the inner wall of the fixing rod (71) via a spring, the guide roller group (73) is fixedly mounted on the inner wall of the sliding block (72), the cylinder (74) is fixedly connected to the inner wall of the detection box (1), the connecting rod (75) is fixedly connected to the output end of the cylinder (74), the electric claw group (76) is fixedly mounted on one end of the connecting rod (75) away from the cylinder (74), the clamp (77) is fixedly connected to the inner wall of the electric claw group (76), and the test coil (78) is mounted on the inner wall of the clamp (77).

2. A device for detecting performance of waterproof membrane for construction according to claim 1, characterized in that: The bottom of the test coil (78) contacts the top of the humidity detector (12), and the circumferential surface of the water pipe 1 (6) is fixedly mounted on the inner wall of the detection box (1).

3. A device for detecting performance of waterproof membrane for construction according to claim 2, characterized in that: The spray assembly (10) is fixedly connected to the inner wall of the detection box (1), and the circumferential surface of the water pipe 1 (6) is fixedly mounted to the inner wall of the water tank (4).

4. A device for detecting performance of waterproof membrane for construction according to claim 3, characterized in that: The tensioning mechanism (8) comprises an L-shaped rod (81), a trapezoidal block (82), a moving rod (83), a connecting rod (84), a bottom plate (85), an elastic clamping block (86), a guide plate (87), a pulley (88) and a sliding block (812), wherein the L-shaped rod (81) is fixedly connected to the bottom of the electric claw group (76), the trapezoidal block (82) is fixedly connected to a side of the L-shaped rod (81) close to the humidity detector (12), and the sliding block (812) is slidably connected to the fixed plate. The movable rod (83) is fixedly connected to the top of the sliding block (812), the connecting rod (84) is slidably connected to the inner wall of the movable rod (83), the elastic clamping block (86) is fixedly connected to the top of the connecting rod (84), the bottom plate (85) is fixedly connected to the top of the movable rod (83), the pulley (88) is fixedly connected to the side of the connecting rod (84) away from the movable rod (83), and the guide plate (87) is fixedly connected to the top of the fixed plate (11).

5. A device for detecting performance of waterproof membrane for construction according to claim 4, characterized in that: The tensioning mechanism (8) further comprises a second fixing rod (89), an elastic brush assembly (810) and a mortgage block (811); the second fixing rod (89) is fixedly connected to the top of the fixing plate (11); the elastic brush assembly (810) is rotatably connected to the inner wall of the second fixing rod (89); and the mortgage block (811) is fixedly connected to a side of the second fixing rod (89) close to the elastic brush assembly (810).

6. A device for detecting performance of waterproof membrane for construction according to claim 5, characterized in that: The inner wall of the guide plate (87) contacts the circumferential surface of the pulley (88), the inclined surface of the trapezoidal block (82) contacts the inclined surface of the moving rod (83), and the circumferential surface of the mortgage block (811) contacts the circumferential surface of the elastic brush assembly (810).

7. A device for detecting performance of waterproof membrane for construction according to claim 6, characterized in that: The water circulation mechanism (9) comprises a connecting rod three (91), an L-shaped rod two (92), an inclined block (93), a knocking rod (94), a filter plate (95), a water pump two (96) and a water pipe two (97). The connecting rod three (91) is fixedly connected to the bottom of the sliding block two (812), the L-shaped rod two (92) is fixedly connected to the outer surface of the connecting rod three (91), the knocking rod (94) is rotatably connected to the inner wall of the detection box (1) through a torsion spring, the inclined block (93) is fixedly connected to the top of the knocking rod (94), the filter plate (95) is fixedly connected to the inner wall of the detection box (1), the water pump two (96) is fixedly connected to the rear side of the detection box (1), and the water pipe two (97) is fixedly installed on the inner wall of the water pump two (96).

8. A device for detecting performance of waterproof membrane for construction according to claim 7, characterized in that: The circumferential surface of the second water pipe (97) is fixedly mounted on the inner wall of the water tank (4), and the bottom inclined surface of the second L-shaped rod (92) contacts the inclined surface of the inclined block (93).

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