Testing device for simulating aging of building sealant under various conditions

Abstract

The utility model discloses a building sealant aging test device for simulating various conditions. The building sealant aging test device mainly comprises a water supply system, a test system and a computer system, the water supply system comprises a booster pump and a water collecting tank, the test system comprises a test box, an ultraviolet light source is arranged at the upper part in the test box, a test bed is arranged at the lower part in the test box, a mechanical gripper is arranged above the test bed, and the mechanical gripper is controlled by a driving motor to rotate; a heating pipe capable of controlling constant temperature is installed in the test bench, a water supply pipe is installed on the periphery of the outer portion of the test box, and an atomizing nozzle is installed on the water supply pipe. The device is simple in structure and convenient to operate, and can simulate indoor tests of the sealant in different aging environments.

Description

Technical Field

[0001] The utility model relates to the field of building curtain walls, and particularly relates to an aging test device for building sealants under multiple simulated conditions. Background Art

[0002] Building sealants are the main bonding materials for building curtain wall structures, and the tensile bond strength is an important quality index for evaluating building sealants. In the actual service environment, sealants are often subjected to aging conditions such as water, ultraviolet rays, and heat. Therefore, the aging resistance of sealants is particularly important for building curtain wall structures. At present, the aging test research of sealants includes heating aging tests, water-ultraviolet irradiation tests, and salt spray tests. However, the current sealant aging testing machines have single functions, and for the aging test of sealants that need to simulate one condition, the corresponding testing machines are required.

[0003] Therefore, the prior art needs to be further improved and perfected. The utility model has invented an aging test device for building sealants under multiple simulated conditions, which combines the functions of multiple aging testing machines, simplifies the test device, saves the test space, and facilitates test operation. Summary of the Invention

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art and provide an aging test device for building sealants under multiple simulated conditions. It has a simple structure and is convenient to operate, and can simulate the indoor test of the aging resistance of building sealants under different conditions.

[0005] The purpose of the utility model is realized by the following technical solutions:

[0006] An aging test device for building sealants under multiple simulated conditions mainly includes a water supply system, a test system, and a computer system; the water supply system includes a booster pump and a water collection tank, the test system includes a test chamber, an ultraviolet light source is arranged above the interior of the test chamber, a test bench is installed below the interior of the test chamber, a mechanical gripper is placed above the test bench, the mechanical gripper is controlled by a driving motor to rotate, a heating pipe capable of controlling constant temperature is installed inside the test bench, a water supply pipe is installed around the exterior of the test chamber, and a spray nozzle is installed on the water supply pipe.

[0007] Further, 10 spray nozzles are provided, which are evenly arranged on the left and right sides inside the test chamber, facing the direction of the test bench, and the booster pump is controlled by the computer system to adjust the spray volume.

[0008] Further, 2 mechanical grippers are provided, the distance between the mechanical gripper and the ultraviolet light source is 250 mm, and the distance between the two mechanical grippers can be freely adjusted according to the size of the specimen.

[0009] Further, the test bench is made of steel plate, the maximum control temperature of the heating pipes arranged inside the test bench is 95 °C, and the heating pipes are connected to the computer system.

[0010] Further, the water collecting tank is made of thickened fluorosilicone rubber, the water collecting tank is connected to the water supply pipe, and the flow rate of the water supply pipe is controlled by a booster pump.

[0011] Further, the test chamber is provided with a movable door, and the movable door is provided with a perspective glass.

[0012] Compared with the prior art, the present utility model also has the following advantages:

[0013] 1. The aging test device for building sealants under various conditions provided by the present utility model can conduct a water-ultraviolet irradiation test on the sealant by controlling the ultraviolet light source and the atomizing nozzle; by controlling the solution inside the water collecting tank to be NaCl salt, the sealant can be subjected to a salt spray test treatment; by controlling the temperature of the heating pipes to be 90°±2°, a heating aging test can be conducted on the sealant.

[0014] 2. The aging test device for building sealants under various conditions provided by the present utility model can adjust the environmental conditions inside the test chamber in real time through the computer system, ensuring the accuracy of the test results.

[0015] 3. The present utility model can conduct multi-condition aging resistance tests on the sealant simultaneously according to the actual use of the building sealant, making the test data more authentic.

[0016] 4. The present utility model integrates various aging test conditions, greatly reducing the occupied space of the test device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the aging test device for building sealants under various conditions provided by the present invention.

[0018] The reference numerals in the above drawings are explained as follows:

[0019] 1 - water supply system, 2 - test system, 3 - computer system,

[0020] 11 - booster pump, 12 - water collecting tank, 21 - ultraviolet light source, 22 - atomizing nozzle, 23 - water supply pipe, 24 - mechanical gripper, 25 - drive motor, 26 - mechanical gripper support, 27 - test bench, 28 - heating pipe, 29 - test chamber DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] In order to make the purpose, technical solutions and advantages of the present utility model clearer and more definite, the following further illustrates the present utility model with reference to the accompanying drawings and by way of examples.

[0022] Example 1:

[0023] Combined Figure 1 As shown, this embodiment discloses an aging test device for building sealants under various conditions, mainly including the following specific steps:

[0024] Step S1: Prepare specimens. One side of the test substrate uses float glass, and the other side uses anodized aluminum plate. The fabricated structural adhesive specimens are cured for 14 days in an environment with a temperature of 23°C and a humidity of 50%.

[0025] Step S2: According to the actual test requirements, install the specimens on the mechanical gripper 24 or the test bench 27. The computer system 3 adjusts the test conditions, and the specimens undergo aging tests in the test chamber 29.

[0026] Step S3: After the aging simulation test is completed, detect the tensile bond performance, etc. of the specimens to judge the quality indicators of the sealant.

[0027] As a preferred solution of the present invention, 10 atomizing nozzles 22 are provided, evenly arranged on the left and right sides inside the test chamber 29, facing the direction of the test bench 27, and the computer system 3 controls the booster pump 11 to adjust the spray volume.

[0028] As a preferred solution of the present invention, 2 mechanical grippers 24 are provided. The distance between the mechanical gripper 24 and the ultraviolet light source 21 is 250 mm, and the distance between the two mechanical grippers 24 can be freely adjusted according to the size of the specimen.

[0029] As a preferred solution of the present invention, the material of the test bench 27 is steel plate, and the maximum control temperature of the heating pipe arranged inside the test bench is 95°C.

[0030] As a preferred solution of the present invention, the material of the water collection tank 12 is thickened fluorosilicone rubber. The water collection tank 12 is connected to the water supply pipe 23, and the flow rate of the water supply pipe 23 is controlled by the booster pump 11.

[0031] As a preferred solution of the present invention, the test chamber 29 is provided with a movable door, and the movable door is provided with a perspective glass.

[0032] The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited by the above embodiments. Any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention shall be equivalent replacement methods and are all included in the protection scope of the present invention.

Claims

1. A test device for aging building sealants under various conditions, characterized in that: It includes a water supply system, a test system, and a computer system; the water supply system includes a booster pump and a water collecting tank, the test system includes a test box, an ultraviolet light source is arranged above the inside of the test box, a test bench is installed below the inside of the test box, a mechanical gripper is placed above the test bench, and the mechanical gripper is controlled to rotate by a driving motor, a heating pipe with controllable constant temperature is installed inside the test bench, water supply pipes are installed around the outside of the test box, and an atomizing nozzle is installed on the water supply pipe.

2. The aging test device for building sealants under various conditions according to claim 1 is characterized in that: The atomizing nozzles are set to 10 and are evenly arranged on the left and right sides of the test box, facing the test bench. The booster pump is controlled by a computer system to adjust the spray volume.

3. The aging test device for building sealants under various conditions according to claim 1 is characterized in that: The number of the mechanical grippers is 2, and the distance between the mechanical grippers and the ultraviolet light source is 250 mm. The distance between the two mechanical grippers can be freely adjusted according to the size of the sample.

4. The device for testing building sealant aging under various conditions according to claim 1, characterized in that: The material of the test bench is steel plate. The maximum control temperature of the heating pipe arranged inside the test bench is 95° C. The heating pipe is connected to the computer system.

5. The device for testing building sealant aging under various simulated conditions according to claim 1, characterized in that: The water collecting tank is made of thickened fluorosilicone rubber. The water collecting tank is connected to a water supply pipe, and the flow of the water supply pipe is controlled by a booster pump.

6. The device for testing building sealant aging under various conditions according to claim 1, characterized in that: The test box is provided with a movable door, and the movable door is provided with a transparent glass.

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