Simple and easy-to-clean organic silicon resin viscosity testing device
By combining the medium circulation heating of the jacketed beaker and the constant temperature bath with a rotational viscometer, the problem of lack of temperature control in organosilicon resin viscosity testing devices is solved, realizing convenient, low-cost, and efficient testing, and improving testing accuracy and safety.
Patent Information
- Application Number
- CN202423073303.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-12
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-12
AI Technical Summary
Existing silicone resin viscosity testing devices lack temperature control functions, are inconvenient to operate and costly, and traditional heating methods are unstable, affecting the accuracy and safety of the test.
The method employs constant temperature medium circulation heating, with a jacketed beaker connected to a constant temperature bath. The medium is circulated using a submersible pump, and testing is conducted using a rotational viscometer. The jacketed beaker is detachable for easy cleaning, and the rotational viscometer is replaceable, facilitating sample replacement and cleaning.
It achieves stable and uniform resin temperature control, reduces operational difficulty and cost, improves testing accuracy and safety, and is easy to clean, thus increasing work efficiency.
Smart Images
Figure CN223581684U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to resin detection equipment field, concretely relates to a simple, easy to clean organic silicon resin viscosity testing arrangement. BACKGROUND
[0002] Organic silicon resin is the highly crosslinked network structure polyorganosiloxane, has the dual characteristics of organic resin and inorganic material, has excellent high temperature resistance, weather resistance and chemical resistance, has received the market's widespread attention in recent years. The viscosity of silicon resin is quite different according to different synthetic raw materials, crosslinking degree, and is directly related to the subsequent use performance. Therefore, accurate testing of resin viscosity has a greater impact on the performance of organic silicon resin. The commonly used method for organic silicon resin viscosity is the rotary viscometer method. The general rotary viscometer does not include temperature control function, and the commercially available temperature control instrument is heavy, not easy to operate, and generally has a higher price, which affects the use. Resin viscosity is greatly affected by temperature.
[0003] At present, there are some designs that combine beaker, rotary viscometer and heating temperature control device, but the heating methods are resistance wire heating, heating pad heating, warm air heating, etc. Such heating methods have problems such as unstable temperature control and poor operation safety. Some solutions directly place the resin container to be tested in a heat-insulating water environment, which causes inconvenience to the testing process, and the resin to be tested is exposed to the water environment for a long time, which can easily cause the resin to deteriorate and is not conducive to sample recovery. In order to ensure the accuracy and simplicity of viscosity testing, a simple and easy-to-temperature-control viscosity testing device is urgently needed. UTILITY MODEL CONTENTS
[0004] The utility model discloses in view of prior art rotary viscometer does not include temperature control function, and the test component is not easy to disassemble and clean, and the commercially available temperature control instrument is heavy, not easy to operate, and generally has a higher price, provides a simple, easy to clean organic silicon resin viscosity testing device. The device adopts constant-temperature medium circulation heating mode, can make the temperature control of the resin to be tested more stable and uniform under the premise of ensuring safety and operability, and the jacketed beaker can be replaced in time, which is convenient to disassemble and clean, has high practicality, and also reduces the cost of manpower and material resources.
[0005] In order to realize the above-mentioned purpose, the technical scheme of the utility model is:
[0006] The application discloses a simple and easy-to-clean silicone resin viscosity testing device which comprises a testing module and a temperature control module, the testing module comprises a rotary viscometer, and the temperature control module comprises a jacketed beaker and a constant temperature bath pot, the bottom of the constant temperature bath pot is provided with a submersible pump, the lower threaded spout of the jacketed beaker is connected to the submersible pump through a rubber pipe I, and the upper threaded spout of the jacketed beaker is connected to the constant temperature bath pot through a rubber pipe II. The constant temperature bath pot is filled with constant temperature medium, and the constant temperature medium is circulated between the outer layer of the jacketed beaker and the constant temperature bath pot through the submersible pump, so that the jacketed beaker can be accurately controlled in temperature. The jacketed beaker is connected to the submersible pump and the constant temperature bath pot through the rubber pipes, and after the testing is completed, the jacketed beaker can be conveniently disassembled, and the beaker and the corresponding rotor can be replaced for testing of the next sample.
[0007] Preferably, the upper opening of the jacketed beaker is provided with a movable splash-proof ring. The movable splash-proof ring can ensure that the operation process is closed and pollution-free, and realizes effective recycling of the resin sample.
[0008] Preferably, the constant temperature bath pot is provided with a constant temperature component; more preferably, the constant temperature component comprises a constant temperature controller and a temperature display. The constant temperature component can control and display the temperature of the constant temperature medium. The constant temperature component can be self-provided or additionally provided, wherein the constant temperature controller at least comprises a component for heating the constant temperature medium, and the heating mode is not limited, and the constant temperature controller can further comprise a cooling component, a temperature sensor, a controller (for receiving and processing the temperature signal transmitted by the sensor), an input module, a control output module and other temperature control modules which can be realized by the prior art and are more effective in temperature control.
[0009] The rotary viscometer can be any prior art without temperature control function. However, preferably, the rotary viscometer comprises an iron stand, a rotor liquid level line and a rotor.
[0010] The constant temperature bath pot is filled with constant temperature medium, and the constant temperature medium comprises but is not limited to water, ethanol, isopropyl alcohol, ethylene glycol, heat-conducting oil (dimethyl silicone oil and the like) and the like. During the viscosity testing process, the constant temperature medium can be circulated to realize long-term stable temperature control of the tested resin and is not limited by the ambient temperature.
[0011] Preferably, the size and material of the jacketed beaker can be freely selected. The size of the jacketed beaker can be selected according to the size of the rotor of the rotary viscometer, and common specifications include 25ml, 30ml, 50ml, 100ml and the like, and the jacketed beaker can also be customized for use, so as to reduce unnecessary waste of resin. Preferably, the material of the jacketed beaker is selected from glass and stainless steel. The glass material has good transparency and is convenient for observation, and the stainless steel material has high heat transfer speed and is convenient for rapid temperature control.
[0012] The utility model discloses a rotatory viscometer, which comprises a test module and a temperature control module. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is the structural diagram of the utility model;
[0014] Figure 2 It is the structural diagram of the rotatory viscometer;
[0015] Wherein, 1 is rotatory viscometer;2 is jacketed beaker;3-1 is rubber tube I;3-2 is rubber tube II;4 is submersible pump;5 is constant temperature bath;6 is constant temperature part;7 is movable splash-proof ring;8 is iron stand;9 is rotor liquid level line;10 is rotor;11 is horizontal regulator. DETAILED DESCRIPTION
[0016] The utility model will be further described in connection with examples. The following examples are only used to more clearly illustrate the technical scheme of the utility model, and cannot limit the protection scope of the utility model.
[0017] Example 1
[0018] A simple, easy-to-clean silicone resin viscosity testing device, as shown in Figure 1 , comprising a test module and a temperature control module, the test module comprising a rotatory viscometer 1, the temperature control module comprising a jacketed beaker 2 and a constant temperature bath 5, the constant temperature bath 5 being provided with a submersible pump 4 at the bottom, the lower threaded spout 2-1 of the jacketed beaker 2 being connected to the submersible pump 4 through the rubber tube I 3-1, and the upper threaded spout 2-2 of the jacketed beaker 2 being connected to the constant temperature bath 5 through the rubber tube II 3-2.
[0019] The jacketed beaker 2 is provided with a movable splash-proof ring 7 at the top.
[0020] The constant temperature bath 5 is provided with a constant temperature part 6.
[0021] The constant temperature part 6 comprises a constant temperature controller and a temperature display provided with the constant temperature bath, or can be additionally provided.
[0022] The rotatory viscometer 1, as shown in Figure 2 , comprises an iron stand 8, a rotor liquid level line 9, a rotor 10 and a horizontal regulator 11;Alternatively, a rotatory viscometer of prior art can be directly used, such as NDJ-9S, NDJ-5S, etc.
[0023] The thermostat medium is water, and can also be ethanol, isopropanol, ethylene glycol, heat-conducting oil, etc.
[0024] The jacketed beaker 2 is made of glass, and can also be made of stainless steel, etc. The size of the jacketed beaker 2 can be selected according to the size of the rotor 10, and common sizes include 25 ml, 30 ml, 50 ml, 100 ml, etc.
[0025] During use, the thermostat medium is circulated between the outer layer of the jacketed beaker and the thermostat bath by the submersible pump 4, and the thermostat medium is temperature-controlled by the temperature control component of the thermostat bath, so that the resin to be tested in the jacketed beaker is precisely and stably temperature-controlled. After testing, the rotor and the jacketed beaker are replaced to replace the resin sample to be tested.
[0026] Example 2: Resin viscosity test example
[0027] An organic silicon resin with a viscosity of about 15000 mPa.s is tested at 25℃, and the specific test method is as follows: the thermostat bath 5 is filled with medium water, a 25 ml jacketed beaker 2 made of glass is selected, the resin to be tested is poured into the jacketed beaker 2, the submersible pump 4 is turned on, and the temperature of the thermostat bath 5 is set to 25℃ to heat the resin to be tested. After the temperature of the thermostat bath 5 reaches 25℃ and remains constant for 5 min, the rotary viscometer 1 (Shanghai Youyi Instrument Co., Ltd., NDJ-9S) is turned on, the No. 3 rotor is selected, and the rotation speed is 6, and the viscosity of the resin is measured to be 15862 mPa.s.
[0028] Example 3: Resin viscosity test example
[0029] An organic silicon resin with a viscosity of about 1000 mPa.s is tested at 50℃, and the specific test method is as follows: the thermostat bath 5 is filled with medium ethylene glycol, a 25 ml jacketed beaker 2 made of glass is selected, the resin to be tested is poured into the jacketed beaker 2, the submersible pump 4 is turned on, and the temperature of the thermostat bath is set to 50℃ to heat the resin to be tested. After the temperature of the water bath reaches 50℃ and remains constant for 5 min, the rotary viscometer (Shanghai Youyi Instrument Co., Ltd., NDJ-5S) is turned on, the No. 2 rotor is selected, and the rotation speed is 30, and the viscosity of the resin is measured to be 953 mPa.s.
Claims
1. A simple, easy-to-clean silicone resin viscosity testing device comprising a testing module and a temperature control module, the testing module comprising a rotational viscometer (1), characterized in that, The temperature control module comprises a jacketed beaker (2) and a constant temperature bath (5), the bottom of the constant temperature bath (5) is provided with a submersible pump (4), the lower threaded spout (2-1) of the jacketed beaker (2) is connected to the submersible pump (4) through a rubber pipe I (3-1), and the upper threaded spout (2-2) of the jacketed beaker (2) is connected to the constant temperature bath (5) through a rubber pipe II (3-2).
2. A simple, easy-to-clean, silicone resin viscosity testing device according to claim 1, characterized in that, A movable splash-proof ring (7) is arranged on the upper opening of the jacketed beaker (2).
3. A simple and easy-to-clean device for testing the viscosity of silicone resins according to claim 1, characterized in that, The constant temperature bath (5) is provided with a constant temperature component (6).
4. A simple, easy-to-clean, silicone resin viscosity testing device according to claim 3, wherein The constant temperature component (6) comprises a constant temperature controller and a temperature display.
5. A simple, easy-to-clean, silicone resin viscosity testing device according to claim 1, wherein The rotary viscometer (1) comprises an iron stand (8), a rotor liquid level line (9), a rotor (10) and a horizontal adjuster (11).
6. A simple, easy-to-clean, silicone resin viscosity testing device according to claim 1, wherein The constant temperature bath (5) is filled with a constant temperature medium, and the constant temperature medium is selected from water, ethanol, isopropanol, ethylene glycol and heat-conducting oil.
7. A simple, easy-to-clean device for testing the viscosity of silicone resins according to claim 1, characterized in that, The material of the jacketed beaker (2) is selected from glass and stainless steel.