Polymer viscosity monitoring device for laboratory
By setting up fine-tuning and limiting mechanisms, the problem of unsuitable distance between the sensor probe and the stirring component in traditional devices is solved, achieving high-precision viscosity monitoring and ensuring the stability and flexibility of the device.
Patent Information
- Application Number
- CN202423252251.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2034-12-27
AI Technical Summary
Traditional laboratory polymer viscosity monitoring devices, when used in conjunction with reaction vessels, cannot guarantee that the viscometer's sensor probe maintains a suitable distance from the mixing structure of the vessel, thus affecting monitoring accuracy.
The system employs a fine-tuning mechanism and an adjustment limit mechanism. The deflection of the online viscometer is adjusted by a knob. The eccentric setting of the sensor probe is used to avoid collisions between the stirring components. The limit mechanism stabilizes the transmission line connection, ensuring an appropriate distance between the sensor probe and the stirring components.
It improves installation flexibility and monitoring accuracy, ensures the stability of the monitoring process, and avoids sensor damage or measurement interference.
Smart Images
Figure CN223692200U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to viscosity monitoring technical field especially relates to a polymer viscosity monitoring device for laboratory. BACKGROUND
[0002] Polymer viscosity is the important parameter of quality control in polymer production process, provides the data basis for studying polymer molecular structure, polymerization degree and molecular weight, can also reflect polymer processing characteristics and service performance, and is more important when polymer participates in the reaction.
[0003] In order to monitor the instantaneity of viscosity, the viscosity meter is often combined with the reaction kettle, and the viscosity of polymer can be understood in time during the polymer reaction process, which is beneficial to the stable experiment.
[0004] However, the traditional polymer viscosity monitoring device for laboratory is simple in structure, and when used with the reaction kettle, the sensor probe of the viscosity meter cannot be kept at a proper distance from the kettle body mixing structure, affecting the monitoring accuracy of the viscosity meter on the polymer viscosity in the kettle body.
[0005] For example, the viscosity meter is installed at the bottom or one side of the kettle body and needs to be kept at a proper distance from the installation position, which is close to the mixing area of polymer as much as possible and avoids the collision between the viscosity meter probe for monitoring viscosity and the internal mixing structure (stirring rod). INNOVATION CONTENT
[0006] The utility model discloses a polymer viscosity monitoring device for laboratory, which aims to solve the technical problem that the traditional polymer viscosity monitoring device for laboratory is simple in structure, cannot keep the sensor probe of the viscosity meter at a proper distance from the kettle body mixing structure when used with the reaction kettle, and affects the monitoring accuracy of the viscosity meter on the polymer viscosity in the kettle body.
[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0008] A polymer viscosity monitoring device for laboratory, comprising a support body and a kettle body installed on the support body, the kettle body is provided with a stirring assembly, further comprising: a fine adjustment mechanism, the fine adjustment mechanism comprises a sleeve provided on one side of the outer wall of the kettle body, the sleeve is connected with the kettle body through a flange, an online viscosity meter is installed on the inner wall of the sleeve, a sensor probe is installed on the online viscosity meter, the sensor probe is arranged offset from the central axis on one side of the online viscosity meter, and a knob is installed on the side of the online viscosity meter away from the kettle body; an adjusting limiting mechanism is arranged on the inner wall of one side of the support body.
[0009] In the scheme, the position of the online viscosity meter can be finely adjusted by the fine adjustment structure, when the sensor probe of the online viscosity meter is inserted into the solvent in the kettle body, the deflection of the online viscosity meter is adjusted by the knob, the position of the sensor probe from the stirring assembly in the kettle body is changed by the eccentricity of the sensor probe, the monitoring accuracy is ensured, and the stirring assembly is prevented from colliding with the sensor probe to prevent damage or interference with the measurement.
[0010] In a preferred scheme, the adjusting and limiting mechanism comprises two first sliding grooves arranged on the inner wall of one side of the support body, first sliding blocks are slidably connected to the inner walls of the two first sliding grooves, a movable frame is mounted on the opposite side of the two sliding blocks, a limiting sleeve is slidably connected to the inner wall of the movable frame, a conducting wire is arranged on one side of the online viscosity meter, the conducting wire penetrates the inner wall of the limiting sleeve, a connecting frame is arranged on the top of the movable frame, an installation plate is mounted on the support body, a threaded rod is connected to the inner wall of the installation plate through a bearing, an adjusting buckle is arranged at the top end of the threaded rod, and a threaded sleeve is arranged on the top of the connecting frame, the threaded rod is matched with the threaded sleeve.
[0011] The adjusting and limiting mechanism can limit the conducting wire of the installed online viscosity meter from the outside of the support body, so that the bent and loose conducting wire at the connection of the online viscosity meter is avoided, and at the same time, the movable frame can support the movement of the limiting sleeve during the installation of the online viscosity meter, so that enough installation space is left for the installation of the online viscosity meter.
[0012] As can be seen from the above, the polymer viscosity monitoring device for laboratory use comprises a support body and a kettle body mounted on the support body, the kettle body is provided with a stirring assembly, and the polymer viscosity monitoring device for laboratory use further comprises a fine adjustment mechanism and an adjusting and limiting mechanism. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 The overall structure of the polymer viscosity monitoring device for laboratory use is shown in the schematic view of the utility model.
[0014] Figure 2The utility model provides a kind of polymer viscosity monitoring device's connecting frame mounting structure schematic diagram for laboratory.
[0015] Figure 3 The utility model discloses a kind of polymer viscosity monitoring device's movable frame mounting structure schematic diagram for laboratory. Figure 2
[0016] Figure 4 The utility model provides a kind of polymer viscosity monitoring device's movable frame mounting structure schematic diagram for laboratory.
[0017] In the drawing: 1, support leg; 2, support body; 3, kettle body; 4, motor; 5, on-line viscometer; 6, mounting plate; 7, adjusting buckle; 8, threaded rod; 9, connecting frame; 10, sleeve; 11, sensor probe; 12, knob; 13, limit sleeve; 14, first slider; 15, movable frame. DETAILED DESCRIPTION
[0018] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. The components of the embodiments of the present application described and indicated in the drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.
[0019] The polymer viscosity monitoring device for laboratory disclosed by the utility model is mainly applied to the scene that traditional polymer viscosity monitoring device for laboratory cannot guarantee that the sensor probe of viscometer and kettle body mixing structure keep proper distance when used together with reaction kettle, affect the monitoring precision of viscometer to polymer viscosity in kettle body.
[0020] Refer to Figure 1 , Figure 2 and Figure 3 The utility model provides a laboratory polymer viscosity monitoring device, including support body 2 and the kettle body 3 of installation on support body 2, be equipped with stirring assembly in kettle body 3, still include: fine adjustment mechanism, fine adjustment mechanism includes the sleeve 10 of setting in the one side outer wall of kettle body 3, sleeve 10 is connected with kettle body 3 through flange, installs on the inner wall of sleeve 10 online viscosity meter 5, installs sensor probe 11 on online viscosity meter 5, sensor probe 11 is arranged in the eccentricity of the side axis of deviation online viscosity meter 5, installs knob 12 on the side of online viscosity meter 5 away from kettle body 3, adjusting limit mechanism: adjusting limit mechanism is arranged on the inner wall of one side of support body 2.
[0021] In the scheme, the position of the online viscosity meter 5 can be finely adjusted by the fine adjustment mechanism. When the sensor probe 11 of the online viscosity meter 5 is inserted into the solvent in the kettle body 3, the deflection of the online viscosity meter 5 is adjusted by the knob 12. By eccentrically arranging the sensor probe 11, the position of the sensor probe 11 from the stirring assembly in the kettle body 3 is changed. The monitoring accuracy is ensured, and the stirring assembly is prevented from colliding with the sensor probe 11 to prevent damage or interference with the measurement.
[0022] The connection between the sleeve 10 and the kettle body 3 and the connection between the online viscosity meter 5 and the sleeve 10 are sealed to prevent liquid leakage or air from entering the sleeve 10, which affects the measurement results of the viscosity.
[0023] Referring to Figure 2 and Figure 4 In a preferred embodiment, the adjusting limit mechanism includes two first sliding grooves arranged on the inner wall of one side of the support body 2. The first sliding grooves are slidably connected with first sliding blocks 14 on the inner walls of the two first sliding grooves. The opposite sides of the two sliding blocks are provided with movable racks 15. The inner walls of the movable racks 15 are slidably connected with limit sleeves 13. The online viscosity meter 5 is provided with a conducting wire on one side. The conducting wire penetrates the inner wall of the limit sleeve 13. The top of the movable rack 15 is provided with a connecting rack 9. The support body 2 is provided with a mounting plate 6. The mounting plate 6 is connected with a threaded rod 8 through a bearing on the inner wall. The top end of the threaded rod 8 is provided with an adjusting buckle 7. The top of the connecting rack 9 is provided with a threaded sleeve. The threaded rod 8 is matched with the threaded sleeve.
[0024] Specifically, the adjusting limit mechanism can limit the conducting wire of the installed online viscosity meter 5 from the outside of the support body 2, avoiding the bending and loosening of the falling conducting wire at the connection with the online viscosity meter 5. At the same time, during the installation of the online viscosity meter 5, the movable rack 15 can support the movement of the limit sleeve 13, leaving enough installation space for the online viscosity meter 5.
[0025] Referring to Figure 1In a preferred embodiment, one side of the top outer wall of the support body 2 is provided with a fixing frame, the top of the fixing frame is provided with a motor 4, the output end of the motor 4 is matched with the stirring assembly, under the driving of the motor 4, the stirring assembly can be stirred and mixed in the kettle body 3, and the stirring and mixing assists the reaction process.
[0026] With reference to Figure 1 In a preferred embodiment, the bottom outer wall of the support body 2 is provided with a support leg 1 at each corner, and the bottom of the support leg 1 is provided with a moving wheel, so that the support body 2 and the kettle body 3 can be conveniently transferred as a whole.
[0027] Working principle: in use, first, the corresponding kettle body 3 is assembled to the support body 2, then the motor 4 for driving the stirring assembly to work is installed to the fixing frame, the components on the kettle body 3 are sequentially assembled, after the assembly is completed, the online viscosity meter 5 is installed, the appropriate installation position of the online viscosity meter 5 is determined through the installed stirring assembly, the knob 12 is rotated, so that the sensor probe 11 on the online viscosity meter 5 is in the appropriate position, after the installation is completed, the limiting sleeve 13 is adjusted through the adjusting limiting mechanism, so that the limiting sleeve 13 supports the conducting wire, and the stability of the connection process is guaranteed.
[0028] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. The substitution can be the substitution of part of the structure, device, method step, or the complete technical scheme. According to the technical scheme and the inventive concept of the present application, equivalent substitution or change should be covered in the protection scope of the present application.
Claims
1. A polymer viscosity monitoring device for laboratory use, comprising a support body (2) and a kettle body (3) mounted on the support body (2), a stirring assembly being arranged in the kettle body (3), characterized in that, Also include: Fine adjustment mechanism: the sleeve (10) is arranged on one side of the kettle body (3) outer wall, the sleeve (10) is connected with the kettle body (3) through flange, the inner wall of the sleeve (10) is installed with online viscometer (5), the sensor probe (11) is installed on the online viscometer (5), the sensor probe (11) is arranged offset from the central axis of one side of the online viscometer (5), the online viscometer (5) is installed with knob (12) away from one side of the kettle body (3). Adjusting limiting mechanism: the adjusting limiting mechanism is arranged on the inner wall of one side of the support body (2).
2. The laboratory polymer viscosity monitoring device of claim 1, wherein, The connecting part of the sleeve (10) and the kettle body (3), the connecting part of the online viscometer (5) and the sleeve (10) are sealed.
3. The laboratory polymer viscosity monitoring device of claim 1, wherein, The adjusting limiting mechanism includes two first sliding grooves arranged on the inner wall of one side of the support body (2), the inner wall of the two first sliding grooves is slidably connected with the first sliding block (14), the opposite side of the two sliding blocks is installed with the movable frame (15), the inner wall of the movable frame (15) is slidably connected with the limiting sleeve (13), one side of the online viscometer (5) is provided with a conducting wire, the conducting wire penetrates the inner wall of the limiting sleeve (13).
4. A laboratory polymer viscosity monitoring device according to claim 3, wherein, The top of the movable frame (15) is provided with a connecting frame (9), the support body (2) is provided with a mounting plate (6), the inner wall of the mounting plate (6) is connected with a threaded rod (8) through a bearing, the top of the threaded rod (8) is provided with an adjusting buckle (7).
5. A laboratory polymer viscosity monitoring device according to claim 4, wherein, The top of the connecting frame (9) is provided with a threaded sleeve, the threaded rod (8) is matched with the threaded sleeve.
6. A laboratory polymer viscosity monitoring device according to claim 5, wherein, One side of the outer wall of the top of the support body (2) is provided with a fixing frame, the top of the fixing frame is provided with a motor (4), the output end of the motor (4) is matched with the stirring assembly.
7. The laboratory polymer viscosity monitoring device of claim 1, wherein, The corners of the bottom outer wall of the support body (2) are provided with support legs (1), the bottom of the support leg (1) is provided with a movable wheel.