Multifunctional glue storage tank

By integrating a rotational viscometer and an automatic stirring system into the adhesive storage tank, the problem of inaccurate resin viscosity detection was solved, enabling uniform stirring and accurate detection of the adhesive during storage, and improving the quality control of carbon fiber felt in high-temperature furnaces.

CN223819027UActive Publication Date: 2026-01-23ZHEJIANG YINGSHUO NEW MATERIALS CO LTD
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Patent Information

Application Number
CN202423183188.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-23
Publication Date
2026-01-23
Estimated Expiration
2034-12-23

AI Technical Summary

Technical Problem

In the existing technology, the viscosity of the resin adhesive is not accurate, mainly due to uneven stirring or untimely measurement. This results in large errors in the detection of the content and density of the resin adhesive in the soft felt, which affects the quality of the carbon fiber felt in the high-temperature furnace.

Method used

A multifunctional adhesive storage tank is designed, integrating a rotational viscometer and an automatic stirring system. The rotor is driven into the storage tank for stirring and testing via a drive component and an electric telescopic rod. Combined with a level gauge and a transparent observation window for real-time monitoring, the uniformity of the adhesive and the accuracy of the testing are ensured.

Benefits of technology

It enables automatic stirring and real-time viscosity detection of adhesives during storage, improving detection accuracy and efficiency, reducing errors, and ensuring quality control of carbon fiber felt in high-temperature furnaces.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a multifunctional glue storage tank which comprises a glue storage tank and a rotary viscometer body, a first supporting plate is installed on the side wall of the glue storage tank, a second supporting plate is installed on the top of the first supporting plate, a connecting plate is arranged on the second supporting plate in a sliding mode, and a driving assembly used for driving the connecting plate to slide is arranged on the second supporting plate. The rotary viscometer body is mounted on the connecting plate, a rotor is rotationally arranged at the bottom of the connecting plate, the rotary viscometer body is rotationally connected with the rotor, two electric telescopic rods are further mounted at the top of the connecting plate, one ends of the two electric telescopic rods penetrate through the connecting plate, and a third supporting plate is mounted on the telescopic rods of the two electric telescopic rods; a through hole is formed in the middle of the third supporting plate, a stirring cylinder is rotationally arranged at the bottom of the third supporting plate, and the rotor penetrates through the through hole and the stirring cylinder, so that the problem that the viscosity measurement accuracy is affected due to non-uniform stirring or untimely measurement when the contained glue is detected due to the fact that the size of the glue storage tank is large is solved.
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Description

Technical Field

[0001] This utility model relates to the field of liquid storage equipment technology, and in particular to a multifunctional glue storage tank. Background Technology

[0002] Carbon fiber felt is commonly used as an insulation layer in high-temperature furnaces to prevent heat loss and reduce energy consumption. Carbon fiber felt is divided into soft felt and cured felt. Soft felt is made by directly needle-punching carbon fibers and has a softer texture. Cured felt is made by coating the surface of soft felt with residual carbon formed from the pyrolysis of resin adhesive, giving the carbon felt a certain degree of hardness and strength. Compared to soft felt, cured felt has advantages such as high strength, self-support, and ease of processing, and is widely used in high-temperature furnaces such as single-crystal furnaces and vacuum furnaces.

[0003] In the process of turning soft felt into cured felt, the impregnation and spraying of resin adhesive are crucial steps. The viscosity of the resin adhesive affects the effectiveness of impregnation and spraying, thus altering the resin content in the soft felt and impacting the density and quality of the final product. Currently, the viscosity of the resin adhesive is measured by taking a beaker or other container from the storage tank after stirring and placing it in a viscometer. However, due to the large volume of the storage tank, the adhesive is usually concentrated on the surface or bottom. Incomplete stirring or untimely measurement can affect the accuracy of the viscosity measurement. To address these issues, a solution is proposed below. Utility Model Content

[0004] The purpose of this invention is to provide a multifunctional glue storage container to solve the problems mentioned in the background art.

[0005] The above-mentioned technical objective of this utility model is achieved through the following technical solution:

[0006] A multifunctional adhesive storage tank includes an adhesive storage tank and a rotational viscometer body. A first support plate is installed on the side wall of the storage tank, and a second support plate is installed on the top of the first support plate. A connecting plate is slidably mounted on the second support plate, and a driving assembly for sliding the connecting plate is provided on the second support plate. The rotational viscometer body is mounted on the connecting plate, and a rotor is rotatably mounted on the bottom of the connecting plate. The rotational viscometer body is rotatably connected to the rotor. Two electric telescopic rods are also installed on the top of the connecting plate, and the telescopic rods of the two electric telescopic rods pass through the connecting plate. A third support plate is installed on the telescopic rods of the two electric telescopic rods, and a through hole is opened in the middle of the third support plate. A stirring cylinder is rotatably mounted on the bottom of the third support plate. The stirring cylinder has a hollow structure, and the rotor passes through the through hole and the stirring cylinder respectively. A rotating assembly for driving the stirring cylinder to rotate is also provided on the third support plate.

[0007] Preferably, the drive assembly includes a lead screw, a slider, and a drive motor. The support plate is provided with a wide groove on the side near the glue storage tank. The lead screw is rotatably disposed in the wide groove, and the slider is slidably disposed in the wide groove. The slider is threadedly engaged with the lead screw. The drive motor is fixed to the top of the support plate and the output shaft of the drive motor passes through the support plate and is fixedly connected to the lead screw.

[0008] Preferably, the rotating assembly includes a gear and a gear ring, a second drive motor is mounted on the top of the support plate three, the output shaft of the second drive motor passes through the support plate three and is fixedly connected to the gear, the gear ring is fixed on the outer wall of the stirring cylinder, and the gear meshes with the gear ring.

[0009] Preferably, a level gauge is also installed on the side wall of the glue storage tank, and the level gauge is connected to the glue storage tank through a pipe. A through groove is also provided on the outer wall of the glue storage tank, and a transparent observation window is installed on the through groove.

[0010] Preferably, a plurality of arc-shaped stirring plates are fixed on the outer wall of the stirring cylinder, and each of the arc-shaped stirring plates is evenly distributed on the outer wall of the stirring cylinder.

[0011] Preferably, the bottom of the glue storage tank is provided with a discharge pipe, which communicates with the interior of the glue storage tank. An electromagnetic control valve is installed on the discharge pipe, and multiple support legs are also installed at the bottom of the glue storage tank.

[0012] Beneficial effects: When it is necessary to test the viscosity of the glue stored in the storage tank, the drive assembly can be activated first. The drive assembly moves the support plate three via the slider, which in turn moves the rotary viscometer body and rotor deeper into the mixing tank. At this point, the electric telescopic rod can be activated to push the support plate three to slide, which in turn moves the stirring cylinder deeper into the storage tank. During the sliding process, the rotating assembly is activated, which drives the stirring cylinder to rotate. The rotation of the stirring cylinder can stir the glue inside the storage tank, ensuring that the glue is evenly mixed and facilitates subsequent viscosity testing. After the glue has been stirred, the electric telescopic rod can be activated again to pull the support plate three upward, causing the stirring cylinder to gradually detach from the storage tank. Finally, the rotor is rotated to measure the viscosity of the glue. Compared with existing viscosity testing devices, this method is more accurate and reduces testing errors. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of an embodiment;

[0014] Figure 2This is a schematic cross-sectional view of the support plate three and the stirring cylinder used in the embodiment;

[0015] Figure 3 Examples are provided for demonstration purposes. Figure 2 A magnified structural diagram of A in the middle;

[0016] Figure 4 This is a schematic cross-sectional view of the assembly of the support plate and the connecting plate, as shown in the example.

[0017] Figure 5 This is a schematic diagram illustrating the structure of the stirring cylinder as an example.

[0018] Reference numerals: 1. Storage tank; 2. Rotational viscometer body; 3. Support plate one; 4. Support plate two; 5. Connecting plate; 6. Drive assembly; 61. Lead screw; 62. Slider; 63. Drive motor one; 64. Wide groove; 7. Rotor; 8. Electric telescopic rod; 9. Support plate three; 10. Through hole; 11. Stirring cylinder; 12. Rotating assembly; 121. Gear; 122. Gear ring; 123. Drive motor two; 13. Level gauge; 14. Transparent observation window; 15. Arc-shaped stirring plate; 16. Discharge pipe; 17. Support leg. Detailed Implementation

[0019] See Figures 1 to 5 As shown, a multifunctional adhesive storage tank includes an adhesive storage tank 1 and a rotational viscometer body 2. After the adhesive is produced, it is temporarily stored in the adhesive storage tank 1. The adhesive is collected centrally through the adhesive storage tank 1, which facilitates subsequent use.

[0020] A support plate 3 is installed on the side wall of the glue storage tank 1, and a support plate 4 is installed on the top of the support plate 3. A connecting plate 5 is slidably mounted on the support plate 4, and a drive assembly 6 is provided on the support plate 4 to drive the connecting plate 5 to slide. The rotational viscometer body 2 is mounted on the connecting plate 5, and a rotor 7 is rotatably mounted on the bottom of the connecting plate 5. The rotational viscometer body 2 and the rotor 7 are rotatably connected. Before the glue is used, its viscosity needs to be tested to observe whether the viscosity of the glue meets the design requirements. The rotational viscometer body detects the viscosity through the rotor 7 at the bottom. Therefore, when testing, the drive assembly 6 is started first, and the drive assembly 6 drives the connecting plate 5 to rise and fall, so that the rotor 7 can be inserted into the glue storage tank 1 for subsequent testing. Unlike traditional glue storage tanks, this storage tank integrates the rotational viscometer body 2, which can detect the viscosity at any time during the glue storage process, avoiding the performance changes that may occur during glue transfer that may affect the test results. Furthermore, the design of the drive component 6 and related structures enables the rotor 7 to be accurately positioned at different heights within the glue storage tank 1 for testing, which improves the accuracy and efficiency of testing compared to traditional manual sampling and testing methods.

[0021] The drive assembly 6 includes a lead screw 61, a slider 62, and a drive motor 63. A wide groove 64 is provided on the side of the support plate 4 near the glue storage tank 1. The lead screw 61 is rotatably disposed within the wide groove 64, and the slider 62 is slidably disposed within the wide groove 64, with the slider 62 threadedly engaged with the lead screw 61. The drive motor 63 is fixed to the top of the support plate 4, and its output shaft passes through the support plate 4 and is fixedly connected to the lead screw 61. When it is necessary to move the connecting plate 5, the drive motor 63 can be started first. The output shaft of the drive motor 63 can drive the lead screw 61 to rotate. The rotation of the lead screw 61 drives the threaded slider 62 to slide within the wide groove 64. The size of the slider 62 is adapted to the wide groove 64. The sliding of the slider 62 can drive the connecting plate 5 to rise and fall, thereby realizing the movement of the rotational viscometer body 2 and the rotor 7.

[0022] Two electric telescopic rods 8 are also installed on the top of the connecting plate 5. The telescopic rods of the two electric telescopic rods 8 pass through the connecting plate 5. A support plate 3 9 is installed on the telescopic rods of the two electric telescopic rods 8. A through hole 10 is opened in the middle of the support plate 3 9. A stirring cylinder 11 is rotatably installed at the bottom of the support plate 3 9. The stirring cylinder 11 has a hollow structure. The rotor 7 passes through the through hole 10 and the stirring cylinder 11 respectively. The support plate 3 9 is also equipped with a rotating component 12 for driving the stirring cylinder 11 to rotate. Since the length of the existing rotor 7 is limited, the rotor 7 cannot completely penetrate into the bottom of the glue storage tank 1 for testing. If the glue is not stirred evenly during the testing process, it will affect the accuracy of the glue viscosity test. Therefore, before the rotor 7 is tested, the two electric telescopic rods 8 can be started first. The system operates synchronously. Two electric telescopic rods 8 can move the support plate 3 9, which in turn drives the bottom stirring cylinder 11 deeper into the glue storage tank 1. During the lifting and lowering of the stirring cylinder 11, the rotating component 12 is activated, causing the stirring cylinder 11 to rotate. This rotation of the stirring cylinder 11 stirs the glue inside the storage tank 1. The electric telescopic rods 8 ensure that the stirring cylinder 11 can evenly stir the glue inside. Compared with traditional manual or simple mechanical stirring methods, this structure uses electric telescopic rods 8 to drive the stirring cylinder 11 to rise and fall, combined with the rotating component 12 to achieve automatic stirring. This not only improves the uniformity and efficiency of stirring but also allows for flexible adjustment of the stirring position and time according to the actual condition of the glue. Furthermore, the combination of the stirring cylinder 11 and the rotor 7 does not affect the normal detection function of the rotor 7 during stirring, effectively solving the problem of inaccurate viscosity detection caused by uneven glue stirring, and providing a more reliable means for glue production and quality control.

[0023] The rotating assembly 12 includes a gear 121 and a gear ring 122. A drive motor 123 is mounted on the top of the support plate 3 9. The output shaft of the drive motor 123 passes through the support plate 3 9 and is fixedly connected to the gear 121. The gear ring 122 is fixed on the outer wall of the stirring cylinder 11. The gear 121 meshes with the gear ring 122. When it is necessary to drive the stirring cylinder 11 to rotate, the drive motor 123 can be started first. The output shaft of the drive motor 123 can drive the gear 121 to rotate. The rotation of the gear 121 can push the gear ring 122 that meshes with it to rotate. The rotation of the gear ring 122 realizes the rotation of the stirring cylinder 11. Multiple arc-shaped stirring plates 15 are fixed on the outer wall of the stirring cylinder 11. Each arc-shaped stirring plate 15 is evenly distributed on the outer wall of the stirring cylinder 11. By installing arc-shaped stirring plates 15 on the outer wall of the stirring cylinder 11, the stirring efficiency of the stirring cylinder 11 can be improved, ensuring uniform mixing.

[0024] After the glue is mixed, the electric telescopic rod 8 can be activated again. The electric telescopic rod 8 will retract, allowing the support plate 3 9 to retract as well. During the movement of the support plate 3 9, the stirring cylinder 11 will be raised. Once the stirring cylinder 11 has risen to the designated height, the rotational viscometer body 2 will start operating. The rotational viscometer body 2 will drive the rotor 7 to rotate. Due to the viscosity of the glue, there will be resistance to the rotation of the rotor 7. The higher the viscosity of the glue, the greater the resistance experienced by the rotor 7. Therefore, the rotational viscometer body 2 needs to output a larger torque to drive the rotor 7 to rotate. The rotational viscometer body 2 is equipped with a measuring system that measures the output torque and converts it into the viscosity value of the glue. Finally, the viscosity value of the liquid can be displayed on the display instrument of the rotational viscometer body 2.

[0025] A level gauge 13 is also installed on the side wall of the glue storage tank 1. The level gauge 13 is connected to the glue storage tank 1 through a pipe. By installing the level gauge 13 on the side wall of the glue storage tank 1, the liquid level inside the glue storage tank 1 can be detected, thereby ensuring that an appropriate amount of glue is discharged into the glue storage tank 1. A through groove is also provided on the outer wall of the glue storage tank 1. A transparent observation window 14 is installed on the through groove. Through the transparent through window, the internal condition of the glue storage tank 1 can be seen directly.

[0026] The bottom of the glue storage tank 1 is equipped with a discharge pipe 16, which is connected to the interior of the glue storage tank 1. An electromagnetic control valve is installed on the discharge pipe 16. After the glue in the glue storage tank 1 is tested and meets the usage standards, the glue can be discharged through the discharge pipe 16 at the bottom by opening the electromagnetic control valve, which facilitates subsequent use. The bottom of the glue storage tank 1 is conical, which makes it easy for the liquid in the tank to flow into the discharge pipe 16 by gravity. The bottom of the glue storage tank 1 is also equipped with multiple support legs 17, which provide support for the glue storage tank 1.

[0027] Working principle:

[0028] 1. Glue storage and preparation stage

[0029] After the adhesive is produced, it is transported to storage tank 1 for temporary storage. A level gauge 13 is installed on the side wall of storage tank 1, and the level gauge 13 is connected to the inside of storage tank 1 via a pipe, enabling real-time monitoring of the adhesive level. When the adhesive level reaches a preset height, the operator performs the corresponding operation to stop the adhesive injection, thereby ensuring that the storage tank 1 always maintains an appropriate amount of adhesive. Simultaneously, a transparent observation window 14 on the outer wall of storage tank 1 allows the operator to visually observe the adhesive level, color, and state within storage tank 1, serving as an auxiliary observation method to the level gauge 13 and further facilitating real-time monitoring of the adhesive storage status.

[0030] 2. Preparations before viscosity testing

[0031] When viscosity testing of the adhesive in the storage tank 1 is required, the drive assembly 6 is first activated. The drive motor 63 in the drive assembly 6 starts, and its output shaft drives the lead screw 61 to rotate within the wide groove 64 opened on the side of the support plate 4 near the storage tank 1. The slider 62 is threadedly engaged with the lead screw 61 and slidably positioned within the wide groove 64. The rotation of the lead screw 61 causes the slider 62 to slide within the wide groove 64, thereby driving the connecting plate 5 connected to the slider 62 to move up and down. The rotational viscometer body 2 mounted on the connecting plate 5 and the rotor 7 rotating at the bottom move together with the connecting plate 5, allowing the rotor 7 to penetrate to different depths within the storage tank 1, preparing for subsequent testing.

[0032] Due to the limited length of the existing rotor 7, it cannot fully penetrate the bottom of the glue storage tank 1 for testing. Furthermore, to ensure testing accuracy, the glue needs to be stirred before testing the rotor 7. At this time, the two electric telescopic rods 8 installed on the top of the connecting plate 5 are activated. The two electric telescopic rods 8 operate synchronously, pushing the support plate 3 9 installed on them downwards. The stirring cylinder 11 (a hollow structure through which the rotor 7 passes via the central through-hole 10) rotating at the bottom of the support plate 3 9 gradually penetrates into the glue storage tank 1. During the descent of the stirring cylinder 11, the drive motor 2 123 installed on the top of the support plate 3 9 is activated. The output shaft of the drive motor 2 123 drives the gear 121 to rotate. The gear 121 meshes with the gear ring 122 fixed on the outer wall of the stirring cylinder 11, thereby causing the stirring cylinder 11 to rotate. Multiple arc-shaped stirring plates 15 fixed on the outer wall of the stirring cylinder 11 generate strong convection and shearing action on the glue when the stirring cylinder 11 rotates, turning the glue from the bottom to the top and forming convection in the horizontal direction, so that the various parts of the glue are fully mixed, thereby achieving stirring of the glue in the glue storage tank 1 and ensuring that the glue is stirred evenly.

[0033] 3. Adhesive viscosity testing process

[0034] After the adhesive is mixed, the electric telescopic rod 8 is activated again, retracting it and pulling the support plate 9 upwards, causing the mixing cylinder 11 to rise accordingly. Once the mixing cylinder 11 reaches the designated height, the rotational viscometer body 2 begins operation. The drive motor inside the rotational viscometer body 2 drives the rotor 7 to rotate. Due to the viscosity of the adhesive, it creates resistance to the rotation of the rotor 7; the higher the viscosity of the adhesive, the greater the resistance experienced by the rotor 7. The torque sensor inside the rotational viscometer body 2 monitors the torque changes output by the drive motor in real time. The measurement system converts the torque value into the corresponding adhesive viscosity value according to a preset algorithm and displays it in real time on the display instrument of the rotational viscometer body 2. The operator can intuitively read the viscosity value of the adhesive, thus completing the adhesive viscosity test.

[0035] 4. Glue discharge stage

[0036] After the glue in the storage tank 1 has been tested and found to meet the usage standards, it can be discharged. At this time, the operator opens the solenoid control valve (normally closed, energized to open, de-energized to close) installed on the discharge pipe 16 through the control system. The bottom of the storage tank 1 is conical, and under the action of gravity, the glue naturally converges and accelerates to flow towards the discharge pipe 16, and is finally discharged and stored through the discharge pipe 16 for subsequent use. Multiple support legs 17 installed at the bottom of the storage tank 1 are used to stably support the storage tank 1, ensuring that it is in a safe and reliable position throughout the entire operation, including during glue discharge, preventing equipment displacement or shaking, and ensuring smooth glue discharge.

[0037] Throughout the entire process, all components work together to achieve multiple functions such as glue storage, stirring, viscosity testing, and discharge, improving efficiency and quality control in glue production and use. Meanwhile, auxiliary components such as level gauges and observation windows facilitate real-time monitoring of equipment status by operators, ensuring safe and stable operation.

Claims

1. A multifunctional adhesive storage tank, comprising an adhesive storage tank (1) and a rotational viscometer body (2), characterized in that, A support plate 1 (3) is installed on the side wall of the storage tank (1), and a support plate 2 (4) is installed on the top of the support plate 1 (3). A connecting plate (5) is slidably arranged on the support plate 2 (4), and a driving assembly (6) for driving the connecting plate (5) to slide is provided on the support plate 2 (4). The rotational viscometer body (2) is installed on the connecting plate (5), and a rotor (7) is rotatably arranged at the bottom of the connecting plate (5). The rotational viscometer body (2) is rotatably connected to the rotor (7). Two electric motors are also installed on the top of the connecting plate (5). Telescopic rods (8), the telescopic rods of the two electric telescopic rods (8) pass through the connecting plate (5), and a support plate three (9) is installed on the telescopic rods of the two electric telescopic rods (8). A through hole (10) is opened in the middle of the support plate three (9). A stirring cylinder (11) is rotatably arranged at the bottom of the support plate three (9). The stirring cylinder (11) has a hollow structure. The rotor (7) passes through the through hole (10) and the stirring cylinder (11) respectively. A rotating component (12) for driving the stirring cylinder (11) to rotate is also provided on the support plate three (9).

2. The multifunctional glue storage tank according to claim 1, characterized in that, The drive assembly (6) includes a lead screw (61), a slider (62), and a drive motor (63). The support plate (4) has a wide groove (64) on the side near the glue storage tank (1). The lead screw (61) is rotatably disposed in the wide groove (64), and the slider (62) is slidably disposed in the wide groove (64). The slider (62) is threadedly engaged with the lead screw (61). The drive motor (63) is fixed to the top of the support plate (4). The output shaft of the drive motor (63) passes through the support plate (4) and is fixedly connected to the lead screw (61).

3. A multifunctional glue storage container according to claim 1, characterized in that, The rotating assembly (12) includes a gear (121) and a gear ring (122). A drive motor (123) is mounted on the top of the support plate three (9). The output shaft of the drive motor (123) passes through the support plate three (9) and is fixedly connected to the gear (121). The gear ring (122) is fixed on the outer wall of the stirring cylinder (11). The gear (121) meshes with the gear ring (122).

4. A multifunctional glue storage container according to claim 1, characterized in that, A level gauge (13) is also installed on the side wall of the glue storage tank (1). The level gauge (13) is connected to the glue storage tank (1) through a pipe. A through groove is also provided on the outer wall of the glue storage tank (1). A transparent observation window (14) is installed on the through groove.

5. A multifunctional glue storage container according to claim 1, characterized in that, Multiple arc-shaped stirring plates (15) are fixed on the outer wall of the stirring cylinder (11), and each arc-shaped stirring plate (15) is evenly distributed on the outer wall of the stirring cylinder (11).

6. A multifunctional glue storage container according to claim 1, characterized in that, The bottom of the glue storage tank (1) is provided with a discharge pipe (16), which is connected to the interior of the glue storage tank (1). An electromagnetic control valve is installed on the discharge pipe (16), and multiple support legs (17) are also installed at the bottom of the glue storage tank (1).