Uniform-heat-conduction reaction kettle for producing polyurethane super-wear-resistant material

By using a spiral drain pipe and a temperature display in the reactor to ensure uniform heat transfer, combined with propeller agitation and activated carbon adsorber to purify the gas, the problems of inaccurate temperature control and energy waste in the production of polyurethane ultra-wear-resistant materials have been solved, thereby improving production efficiency and product quality.

CN223641813UActive Publication Date: 2025-12-09WUHAN SHIQUANXING POLYURETHANE TECH CO LTD
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Patent Information

Application Number
CN202422895513.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-27
Publication Date
2025-12-09
Estimated Expiration
2034-11-27

AI Technical Summary

Technical Problem

Existing reactors lack the ability to circulate and heat water sources efficiently during the production of polyurethane ultra-wear-resistant materials, resulting in energy waste and inaccurate temperature control.

Method used

The system employs a spiral drain pipe and temperature display combined with a heater to achieve uniform hot water distribution and precise temperature control. It is equipped with a propeller blade for strong stirring and an activated carbon adsorber for gas purification, enhancing the flexibility and applicability of the equipment.

Benefits of technology

Uniform heating of polyurethane ultra-wear-resistant materials has been achieved, which has improved production efficiency and product quality, reduced energy waste and production costs, and ensured operational safety and environmental protection.

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Abstract

The utility model discloses a uniform heat conduction reaction kettle for producing a polyurethane super wear-resistant material, and relates to the technical field of chemical equipment, the uniform heat conduction reaction kettle comprises a supporting seat, the middle part of the supporting seat is connected with a protective sleeve in a penetrating manner, the protective sleeve is internally sleeved with a stirring barrel, and the top of the protective sleeve is fixedly connected with a heat preservation box; a heat preservation mechanism is arranged in the heat preservation box and comprises a water inlet pipe, the water inlet pipe fixedly communicates with the top of the heat preservation box, a submersible pump is arranged in the heat preservation box, a heater is fixedly connected to the side wall in the heat preservation box, and a water drainage pipe is arranged on one side of the heat preservation box. The water drainage pipe is spirally distributed between the protective sleeve and the stirring barrel, hot water can uniformly transfer heat to the stirring barrel through the spirally distributed water drainage pipe, it is ensured that the polyurethane super-wear-resistant material in the stirring barrel is uniformly heated, and an operator can adjust the power of the heater according to needs, so that accurate control over the temperature is achieved.
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Description

Technical Field

[0001] This utility model relates to the field of chemical equipment technology, specifically a thermally uniform reaction vessel for the production of polyurethane ultra-wear-resistant materials. Background Technology

[0002] Polyurethane, also known as polyurethane (PU), is a new type of organic polymer material. It is hailed as the "fifth largest plastic" and can also be made into adhesives, coatings, synthetic leather, etc. It is widely used in textiles, construction, aviation, shipbuilding, transportation, medicine, electronics and other fields.

[0003] In the production of polyurethane ultra-wear-resistant materials, existing reactors require maintaining an internal temperature due to the basic properties of polyurethane materials. However, most existing devices control the temperature by simply maintaining the water temperature, lacking the ability to circulate and heat the water source according to actual needs and to utilize it efficiently, which leads to unnecessary energy waste.

[0004] Therefore, those skilled in the art have provided a thermally uniform reaction vessel for the production of polyurethane ultra-wear-resistant materials to solve the problems mentioned in the background art. Utility Model Content

[0005] The purpose of this invention is to provide a thermally uniform reaction vessel for the production of polyurethane ultra-wear-resistant materials, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A heat-conducting reactor for the production of polyurethane ultra-wear-resistant materials includes a support base, a protective sleeve that runs through the middle of the support base, a stirring tank that is fitted inside the protective sleeve, and an insulation box that is fixedly connected to the top of the protective sleeve. The insulation box is equipped with an insulation mechanism inside.

[0008] The insulation mechanism includes a water inlet pipe fixedly connected to the top of the insulation box. A submersible pump is installed inside the insulation box. A heater is fixedly connected to the side wall inside the insulation box. A drain pipe is installed on one side of the insulation box, spirally distributed between the protective sleeve and the mixing tank. The other end of the drain pipe is fixedly connected to the other side of the insulation box. A temperature display is installed on one side of the insulation box. The heater is electrically connected to the temperature display. A control valve is fitted onto the outside of the drain pipe. Through the spirally distributed drain pipe, hot water can evenly transfer heat to the mixing tank, ensuring uniform heating of the polyurethane ultra-wear-resistant material inside the mixing tank. The temperature display shows the temperature inside the insulation box in real time. The operator can adjust the heater power as needed to achieve precise temperature control, avoiding unnecessary energy waste and improving the thermal conductivity of the device during use.

[0009] As a further embodiment of this utility model: a sealing ring is fixedly connected to the top of the mixing tank, and a protective cover is fixedly connected to the top of the mixing tank through the sealing ring. A filling port is opened on the top of the protective cover. The cooperation of the sealing ring, protective cover and filling port on the top of the mixing tank ensures the sealing, safety and operability of the reactor in the production process of polyurethane ultra-wear-resistant materials, thereby improving the production efficiency and product quality.

[0010] As a further embodiment of this utility model: a drive motor is fixedly connected to the top of the protective cover, a rotating rod is fixedly connected to the output end of the drive motor, a propeller blade is fixedly connected to the side surface of the rotating rod, and a support block is fixedly connected to the bottom of the rotating rod. By setting the propeller blade for stirring, a strong stirring effect can be generated during the rotation process, the material can be mixed evenly, and the chemical reaction and physical change between the materials can be promoted, thereby improving the product quality of polyurethane ultra-wear-resistant material.

[0011] As a further improvement of this utility model: a box valve is provided at the bottom of the mixing tank, an installation block is sleeved on the outside of the mixing tank, and a collection box is rotatably connected inside the installation block. The collection box is funnel-shaped and has a screen inside. A discharge pipe is fixedly connected to the bottom of the collection box, and a regulating valve is sleeved on the outside of the discharge pipe. The box valve at the bottom of the mixing tank, the externally sleeved installation block, and the connected collection box, screen, discharge pipe, and regulating valve together constitute an efficient and convenient material collection and screening system, which improves production efficiency, reduces energy consumption and production costs, and enhances the flexibility and applicability of the equipment, allowing operators to easily adjust equipment parameters and operating procedures according to production needs.

[0012] As a further improvement of this utility model: a control panel is provided on the outside of the protective sleeve, and multiple indicator lights are fixedly connected to one side of the control panel. The operator can adjust the power of the heater, the speed of the stirring motor, and open or close the box valve by using the buttons or knobs on the control panel. When the reactor malfunctions or the parameters exceed the set range, the corresponding indicator lights will light up or flash to remind the operator to deal with it in time.

[0013] As a further improvement of this utility model: the top of the protective cover is fixedly connected to an exhaust pipe, and an activated carbon adsorber is installed inside the exhaust pipe. During the production of polyurethane materials, some corrosive gases may be generated. When the gas generated in the reactor is discharged through the exhaust pipe, the activated carbon adsorber can capture and adsorb the harmful substances, such as waste gas and odors, thereby purifying the discharged gas.

[0014] As a further improvement of this utility model: a support frame is fixedly connected to the bottom of the insulated box, and one end of the support frame is fixedly connected to the top of the support base.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] 1. The spirally distributed drain pipes allow hot water to evenly transfer heat to the mixing tank, ensuring uniform heating of the polyurethane ultra-wear-resistant material inside the mixing tank. The temperature display shows the temperature inside the insulation box in real time, and the operator can adjust the power of the heater as needed to achieve precise temperature control, avoiding unnecessary energy waste and improving the thermal conductivity of the device during use.

[0017] 2. By setting propeller blades for stirring, a strong stirring effect is generated during the rotation, which can mix the materials evenly, promote the chemical reaction and physical change between the materials, and thus improve the product quality of polyurethane ultra-wear-resistant materials. Attached Figure Description

[0018] Figure 1 This is a three-dimensional structural diagram of a reaction vessel with uniform thermal conductivity used in the production of a polyurethane ultra-wear-resistant material.

[0019] Figure 2 This is a schematic cross-sectional view of a thermally conductive reactor used in the production of a polyurethane ultra-wear-resistant material.

[0020] Figure 3 A schematic diagram of a local three-dimensional structure in a reaction vessel with uniform thermal conductivity for the production of a polyurethane ultra-wear-resistant material. Figure 1 .

[0021] Figure 4A schematic diagram of a local three-dimensional structure in a reaction vessel with uniform thermal conductivity for the production of a polyurethane ultra-wear-resistant material. Figure 2 .

[0022] In the diagram: 1. Support base; 2. Protective sleeve; 3. Mixing tank; 4. Insulation box; 5. Insulation mechanism; 6. Sealing ring; 7. Protective cover; 8. Packing port; 9. Drive motor; 10. Rotating rod; 11. Propeller blade; 12. Support block; 13. Box valve; 14. Mounting block; 15. Collection box; 16. Screen; 17. Discharge pipe; 18. Regulating valve; 19. Control panel; 20. Indicator light; 21. Exhaust pipe; 22. Activated carbon adsorber; 23. Support frame; 501. Water inlet pipe; 502. Submersible pump; 503. Heater; 504. Drain pipe; 505. Temperature display; 506. Control valve. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example 1

[0025] Reference Figure 1-3 This embodiment provides a heat-conducting reactor for the production of polyurethane super wear-resistant materials, including a support base 1, a protective sleeve 2 that is connected through the middle of the support base 1, a stirring tank 3 that is sleeved inside the protective sleeve 2, and a heat preservation box 4 that is fixedly connected to the top of the protective sleeve 2. A heat preservation mechanism 5 is provided inside the heat preservation box 4.

[0026] The insulation mechanism 5 includes a water inlet pipe 501, which is fixedly connected to the top of the insulation box 4. A submersible pump 502 is installed inside the insulation box 4. A heater 503 is fixedly connected to the side wall inside the insulation box 4. A drain pipe 504 is installed on one side of the insulation box 4, spirally distributed between the protective sleeve 2 and the mixing tank 3. The other end of the drain pipe 504 is fixedly connected to the other side of the insulation box 4. A temperature display 505 is installed on one side of the insulation box 4. The heater 503 is electrically connected to the temperature display 505. A control valve 506 is sleeved on the outside of the drain pipe 504. A sealing ring 6 is fixedly connected to the top of the mixing tank 3. A protective cover 7 is fixedly connected to the top of the mixing tank 3 via a sealing ring 6. A filling port 8 is provided on the top of the protective cover 7. A drive motor 9 is fixedly connected to the top of the protective cover 7. A rotating rod 10 is fixedly connected to the output end of the drive motor 9. A propeller blade 11 is fixedly connected to the side surface of the rotating rod 10. A support block 12 is fixedly connected to the bottom of the rotating rod 10. A box valve 13 is provided at the bottom of the mixing tank 3. An installation block 14 is fitted onto the outside of the mixing tank 3. A collection box 15 is rotatably connected inside the installation block 14. The collection box 15 is funnel-shaped. First, the heater 503 inside the insulation box 4 is activated as needed to generate heat. External water source... The water enters the insulation box 4 through the inlet pipe 501. The submersible pump 502 drives the water source to circulate within the insulation box 4. The circulating water is heated by the heater 503, forming hot water. The heated hot water flows through the drain pipe 504, which is spirally distributed between the protective sleeve 2 and the mixing tank 3, ensuring that the heat is evenly distributed on the outside of the mixing tank 3, thereby achieving uniform heating of the mixing tank 3 and the materials inside. The operator can display the temperature inside the insulation box 4 in real time through the temperature display 505 to ensure that the heating process is within the preset range. When it is necessary to stop heating or drain the circulating water, the control valve 506 is closed, and the water is drained through the other end of the drain pipe 504. After the material in the insulation box 4 is discharged, it enters the interior of the mixing tank 3 through the filling port 8. Then, the drive motor 9 is started, which drives the rotating rod 10 to rotate. The propeller blades 11 fixed on the side surface of the rotating rod 10 rotate with the rotating rod 10 to stir the material in the mixing tank 3, ensuring that the material is evenly mixed. After the stirring is completed, the box valve 13 is opened, and the material in the mixing tank 3 can be discharged through the box valve 13. When the material is discharged, it falls into the collection box 15 fitted on the outside of the mixing tank 3. The funnel shape design of the collection box 15 helps the material to be concentrated and flow out smoothly. At the same time, the sealing ring 6 ensures the sealing between the protective cover 7 and the mixing tank 3 to prevent material leakage.

[0027] Example 2

[0028] Reference Figure 3-4This embodiment is based on the previous embodiment, but differs in that a screen 16 is installed inside the collection box 15, a discharge pipe 17 is fixedly connected to the bottom of the collection box 15, a regulating valve 18 is sleeved on the outside of the discharge pipe 17, a control panel 19 is installed outside the protective sleeve 2, multiple indicator lights 20 are fixedly connected to one side of the control panel 19, an exhaust pipe 21 is fixedly connected to the top of the protective cover 7, an activated carbon adsorber 22 is installed inside the exhaust pipe 21, a support frame 23 is fixedly connected to the bottom of the insulation box 4, and one end of the support frame 23 is fixedly connected to the top of the support base 1. After stirring is completed, the box valve 13 is opened, and the material in the stirring tank 3 falls into the collection box 15 sleeved outside the stirring tank 3 by gravity. The screen 16 inside the collection box 15 screens the material and separates particles of different sizes. The screened material is discharged through the discharge pipe 17 fixedly connected to the bottom of the collection box 15. The regulating valve 18 sleeved on the outside of the discharge pipe 17 can control the discharge speed and discharge volume of the material. During the stirring process, gas may be generated in the stirring tank 3. This gas is discharged through the exhaust pipe 21 fixedly connected to the top of the protective cover 7. The activated carbon adsorber 22 installed inside the exhaust pipe 21 purifies the discharged gas, removes harmful substances, and ensures that the discharged gas meets environmental protection requirements. At the same time, the control panel 19 is the operation center of the reactor and can control the heater 503, drive motor 9, regulating valve 18 and other equipment.

[0029] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0030] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A thermally uniform reaction vessel for the production of polyurethane ultra-wear-resistant materials, comprising a support base (1), characterized in that, A protective sleeve (2) is connected through the middle of the support base (1), and a stirring tank (3) is sleeved inside the protective sleeve (2). A heat preservation box (4) is fixedly connected to the top of the protective sleeve (2), and a heat preservation mechanism (5) is provided inside the heat preservation box (4). The insulation mechanism (5) includes a water inlet pipe (501), which is fixedly connected to the top of the insulation box (4). A submersible pump (502) is installed inside the insulation box (4). A heater (503) is fixedly connected to the side wall inside the insulation box (4). A drain pipe (504) is installed on one side of the insulation box (4). The drain pipe (504) is spirally distributed between the protective sleeve (2) and the stirring tank (3). The other end of the drain pipe (504) is fixedly connected to the other side of the insulation box (4). A temperature display (505) is installed on one side of the insulation box (4). The heater (503) is electrically connected to the temperature display (505). A control valve (506) is sleeved on the outside of the drain pipe (504).

2. The thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 1, characterized in that, A sealing ring (6) is fixedly connected to the top of the mixing tank (3), and a protective cover (7) is fixedly connected to the top of the mixing tank (3) through the sealing ring (6). A filling port (8) is opened on the top of the protective cover (7).

3. The thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 2, characterized in that, A drive motor (9) is fixedly connected to the top of the protective cover (7), a rotating rod (10) is fixedly connected to the output end of the drive motor (9), a propeller blade (11) is fixedly connected to the side surface of the rotating rod (10), and a support block (12) is fixedly connected to the bottom of the rotating rod (10).

4. The thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 1, characterized in that, The bottom of the mixing tank (3) is provided with a box valve (13), and an installation block (14) is sleeved on the outside of the mixing tank (3). A collection box (15) is rotatably connected inside the installation block (14). The collection box (15) is funnel-shaped and a screen (16) is provided inside the collection box (15).

5. A thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 4, characterized in that, The bottom of the collection box (15) is fixedly connected to a discharge pipe (17), and an adjusting valve (18) is sleeved on the outside of the discharge pipe (17).

6. The thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 1, characterized in that, The protective sleeve (2) is provided with a control panel (19) on the outside, and a plurality of indicator lights (20) are fixedly connected to one side of the control panel (19).

7. A thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 2, characterized in that, The top of the protective cover (7) is fixedly connected to an exhaust pipe (21), and an activated carbon adsorber (22) is installed inside the exhaust pipe (21).

8. A thermally uniform reaction vessel for producing polyurethane ultra-wear-resistant materials according to claim 1, characterized in that, The bottom of the insulated box (4) is fixedly connected to a support frame (23), and one end of the support frame (23) is fixedly connected to the top of the support base (1).