Material tank with heat preservation and corrosion resistance

By using a multi-layered composite structure and functional design, the material tank solves the problems of insufficient corrosion resistance and heat preservation performance, achieving corrosion protection and efficient heat preservation, and meeting the storage and processing needs of different materials.

CN223891627UActive Publication Date: 2026-02-10JIANGSU NOBEL CONTAINER MFG CO LTD
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Patent Information

Application Number
CN202520644328.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-08
Publication Date
2026-02-10
Estimated Expiration
2035-04-08

AI Technical Summary

Technical Problem

Existing material tanks in the chemical, food, and pharmaceutical industries suffer from insufficient insulation and poor corrosion resistance, leading to material leakage, equipment damage, and economic losses.

Method used

It adopts a multi-layer composite structure design, including a corrosion-resistant inner layer, a vacuum insulation chamber, an insulation layer, and a protective outer layer. Combined with a discharge hopper, discharge pipe, stirring shaft, and electric heating rod, it achieves corrosion-resistant protection and efficient heat preservation. It also features multiple controls via a check valve and a manual valve on the feed pipe.

Benefits of technology

It improves the corrosion resistance and heat preservation performance of the material tank, prevents the material from corroding the tank body, maintains a suitable storage temperature, ensures uniform heating of the material and convenient unloading, and avoids material sedimentation and impurity entry.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223891627U_ABST
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Abstract

The utility model relates to the technical field of material storage equipment, in particular to a material tank with heat preservation and corrosion resistance, which comprises a tank body, a discharge hopper is mounted at the bottom of the tank body, a discharge pipe is fixedly mounted at the bottom end of the discharge hopper, and a discharge valve is fixedly mounted on the discharge pipe. The tank body and the discharge hopper are each composed of a protective outer layer arranged on the outer layer and an inner thermal insulation layer arranged on the inner layer, a vacuum thermal insulation cavity is formed in the inner thermal insulation layer, a thermal insulation layer is arranged between the inner thermal insulation layer and the protective outer layer, a corrosion-resistant inner layer is arranged on the inner surface of the inner thermal insulation layer, a top cover is installed on the top of the tank body, and a feeding pipe is installed on the top cover. A one-way valve is installed on the feeding pipe, a manual valve is further installed on the feeding pipe, a sealing cover is connected to a top pipe body of the feeding pipe in a threaded mode, a driving motor is fixedly installed at the center of the top face of the top cover, and an electric heating rod inserted into the tank body is arranged on the top cover. The material storage tank has heat preservation and corrosion resistance and is beneficial to storage of materials.
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Description

Technical Field

[0001] This utility model relates to the field of material storage equipment technology, and more specifically, to a material tank with heat preservation and corrosion resistance properties. Background Technology

[0002] Material tanks are widely used in the storage and transportation of various materials in many industries such as chemical, food, and pharmaceutical. There are many types of material tanks on the market, which can be divided into several categories according to different materials. Most material tanks are made of stainless steel, but stainless steel material tanks have certain shortcomings in terms of heat preservation and corrosion resistance.

[0003] First, many chemical raw materials stored in the chemical industry are highly corrosive. Ordinary material tanks are easily corroded upon contact with these materials, which not only shortens the tank's lifespan and increases equipment replacement costs for enterprises, but may also lead to material leaks, causing safety accidents and serious environmental pollution. Second, in the food and pharmaceutical fields, there are strict requirements for the storage temperature of materials. If the material tank's insulation performance is poor and cannot maintain a suitable storage temperature, it will lead to food spoilage and drug inactivation, resulting in huge economic losses. Therefore, we propose a material tank with heat insulation and corrosion resistance properties. Utility Model Content

[0004] The purpose of this invention is to provide a material tank with heat insulation and corrosion resistance to solve the defects mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A material tank with heat insulation and corrosion resistance includes a tank body, a discharge hopper fixedly installed at the bottom of the tank body, a discharge pipe fixedly installed at the bottom end of the discharge hopper, a discharge valve fixedly installed on the discharge pipe, the tank body and the discharge hopper both being composed of an outer protective layer and an inner thermal insulation layer, a vacuum insulation chamber being provided within the inner thermal insulation layer, a thermal insulation layer being provided between the inner thermal insulation layer and the outer protective layer, a corrosion-resistant inner layer being provided on the inner surface of the inner thermal insulation layer, a top cover being fixedly installed at the top of the tank body, a feed pipe being fixedly installed on the top cover, and a one-way valve being fixedly installed on the feed pipe.

[0007] Preferably, the bottom of the tank is fixedly equipped with multiple support legs, and the distance between the bottom end of the unloading pipe and the ground is greater than 20cm.

[0008] Preferably, the unloading hopper is funnel-shaped, and the plane containing the inner wall of the unloading hopper is inclined downward at 45 to 60 degrees.

[0009] Preferably, the thickness of the corrosion-resistant inner layer is between 0.15cm and 0.5cm, and the interior of the vacuum insulation chamber is a vacuum structure.

[0010] Preferably, a manual valve is also fixedly installed on the feed pipe, and a sealing cap is threadedly connected to the top of the feed pipe.

[0011] Preferably, a drive motor is fixedly installed at the center of the top surface of the top cover, and a vertically arranged stirring shaft is fixedly installed at the end of the output shaft of the drive motor. Stirring blades are fixedly installed on the stirring shaft, and the stirring blades are located inside the tank.

[0012] Preferably, the bottom end of the stirring blade extends into the discharge hopper, and the top cover is provided with an electric heating rod inserted into the tank body.

[0013] Preferably, a support plate communicating with the tank body is fixedly installed on the top surface of the top cover, and a fixed support is fixedly installed on the top end of the electric heating rod, and the fixed support is fixedly installed on the upper surface of the support plate.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. This utility model, by setting up a multi-layer composite structure, including a corrosion-resistant inner layer, a vacuum insulation chamber, an insulation layer and a protective outer layer, achieves corrosion protection and efficient heat preservation for materials, thereby preventing materials from corroding the tank, reducing heat loss, and maintaining a suitable storage temperature for materials.

[0016] 2. This utility model achieves convenient and efficient unloading operation by setting up a discharge hopper, discharge pipe and discharge valve, and cooperating with support legs to raise the height of the discharge pipe. At the same time, the equipment of stirring shaft, stirring blade and electric heating rod can stir and heat the material in the tank, so as to prevent the material from settling, ensure that the material is heated evenly, and meet the storage and processing needs of different materials.

[0017] 3. This utility model achieves multiple controls over the feeding process by setting a one-way valve, a manual valve, and a sealing cap on the feed pipe, thus preventing material backflow and the entry of external impurities. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the exploded structure of this utility model;

[0020] Figure 3 This is a cross-sectional view of the tank body of this utility model;

[0021] Figure 4This is a cross-sectional view of the tank body of this utility model;

[0022] Figure 5 This utility model Figure 4 Enlarged view of point A in the middle;

[0023] The meanings of the labels in the diagram are as follows:

[0024] 1. Tank body; 10. Protective outer layer; 11. Insulation layer; 12. Inner insulation layer; 121. Vacuum insulation chamber; 13. Corrosion-resistant inner layer; 14. Discharge hopper; 15. Discharge pipe; 151. Discharge valve; 16. Support leg;

[0025] 2. Top cover; 20. Feed pipe; 21. Check valve; 22. Manual valve; 23. Sealing cover; 24. Drive motor; 241. Stirring shaft; 242. Stirring blades; 25. Support plate; 26. Electric heating rod; 261. Fixed support. Detailed Implementation

[0026] 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.

[0027] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0028] Please see Figures 1-5This utility model provides a technical solution: a material tank with heat insulation and corrosion resistance, including a tank body 1. A discharge hopper 14 is fixedly installed at the bottom of the tank body 1, and a discharge pipe 15 is fixedly installed at the bottom end of the discharge hopper 14. A discharge valve 151 is fixedly installed on the discharge pipe 15. The discharge hopper 14 is funnel-shaped. When discharging, the discharge valve 151 is opened, and the material is discharged through the discharge hopper 14 and discharge pipe 15 under the action of gravity, making the discharge operation simple and efficient. Multiple support legs 16 are fixedly installed at the bottom of the tank body 1. The distance between the bottom end of the discharge pipe 15 and the ground is greater than 20cm. The multiple support legs 16 support the tank body 1, which facilitates connection to external discharge equipment and improves the convenience of discharge. The inner wall of the discharge hopper 14 is inclined downward at 45 degrees to 60 degrees, so that the material can flow quickly and smoothly to the discharge pipe 15 under the action of gravity, making the discharge more thorough and reducing material residue.

[0029] Specifically, both the tank body 1 and the unloading hopper 14 are composed of an outer protective layer 10 and an inner insulation layer 12. The inner insulation layer 12 contains a vacuum insulation chamber 121. An insulation layer 11 is provided between the inner insulation layer 12 and the outer protective layer 10. A corrosion-resistant inner layer 13 is provided on the inner surface of the inner insulation layer 12. The corrosion-resistant inner layer 13 can be made of polytetrafluoroethylene (PTFE), which has extremely strong chemical stability and can resist the corrosion of most chemicals, effectively protecting the tank body from material erosion. The insulation layer 11 can be made of polyurethane foam, which has good thermal insulation properties and can effectively reduce heat exchange between the tank body and the external environment, maintaining the temperature stability of the material inside the tank. The outer protective layer 10 can be made of stainless steel, which has high strength and wear resistance, providing additional protection for the tank body and preventing damage from external impacts, achieving the effects of insulation and corrosion resistance.

[0030] In this embodiment, the thickness of the corrosion-resistant inner layer 13 is between 0.15cm and 0.5cm, which can effectively resist the corrosion of materials and extend the service life of the tank 1; the vacuum insulation chamber 121 has a vacuum structure inside, which greatly reduces heat conduction. Together with the insulation layer 11 and the protective outer layer 10, the tank 1 has good insulation performance and maintains a stable material storage temperature.

[0031] Specifically, a top cover 2 is fixedly installed on the top of the tank 1, and a feed pipe 20 is fixedly installed on the top cover 2. A one-way valve 21 is fixedly installed on the feed pipe 20, and a manual valve 22 is also fixedly installed on the feed pipe 20. The one-way valve 21 prevents material backflow, and the manual valve 22 allows manual control of the feed. The combination of the two makes the feeding operation safer and more controllable. A sealing cap 23 is threadedly connected to the top of the feed pipe 20 to seal the feed pipe 20 when no material is being fed, preventing impurities from entering the tank 1.

[0032] Furthermore, a drive motor 24 is fixedly installed at the center of the top surface of the top cover 2. A vertically arranged stirring shaft 241 is fixedly installed at the end of the output shaft of the drive motor 24. A stirring blade 242 is fixedly installed on the stirring shaft 241. The stirring blade 242 is located inside the tank body 1. The drive motor 24 drives the stirring shaft 2411 and the stirring blade 242 to rotate, stirring the material in the tank, making the material more uniformly mixed, and meeting the storage and processing requirements of some materials that require stirring. The bottom end of the stirring blade 242 extends into the discharge hopper 14. When stirring, it can drive the material in the discharge hopper 14 to flow, preventing the material from accumulating and blocking in the discharge hopper 14, making the discharge process smoother.

[0033] In addition, an electric heating rod 26 is installed on the top cover 2 and inserted into the tank body 1 to heat the material inside the tank, meet the storage conditions of materials with special temperature requirements, ensure the stability of material properties, and the electric heating rod 26 is a temperature-controlled heater, which has the advantage of being able to control the heating temperature.

[0034] It is worth noting that a support plate 25 communicating with the inside of the tank 1 is fixedly installed on the top surface of the top cover 2, and a fixed support 261 is fixedly installed on the top of the electric heating rod 26. The fixed support 261 is fixedly installed on the upper surface of the support plate 25 by multiple fastening screws, which facilitates the fixed installation and disassembly and replacement operations.

[0035] Finally, it should be noted that the drive motor 24 and electric heating rod 26 of this utility model are all general standard parts or parts known to those skilled in the art. Their structure and principle can be known to those skilled in the art through technical manuals or conventional experimental methods. In the spare parts of this device, all the above-mentioned electrical components, which refer to power elements, electrical components and the matching controller and power supply, are connected by wires. The specific connection method should refer to the working principle of this utility model. The electrical connection between each electrical component is completed in the order of operation. The detailed connection method is a technology known in the art.

[0036] When using the material tank with heat preservation and corrosion resistance of this utility model, first open the sealing cover 23 at the top of the feed pipe 20, and control the manual valve 22 to open as needed. The material enters the tank body 1 through the feed pipe 20. The one-way valve 21 prevents the material from flowing back. After the feeding is completed, close the manual valve 22 and tighten the sealing cover 23.

[0037] If the stored material requires stirring, start the drive motor 24 on the top cover 2. The stirring shaft 2411 drives the stirring blades 242 to stir the material in the tank. The stirring blades 242 go deep into the discharge hopper 14 to prevent the material from accumulating.

[0038] During storage, the corrosion-resistant inner layer 13 resists material corrosion, and the vacuum insulation chamber 121, the insulation layer 11 and the protective outer layer 10 work together to maintain the material temperature stability. If the material has special temperature requirements, the electric heating rod 26 is activated to heat the material.

[0039] When unloading is required, the unloading valve 151 is opened, and the material is discharged through the unloading hopper 14 and the unloading pipe 15 under the action of gravity.

[0040] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A material tank with heat insulation and corrosion resistance, comprising a tank body (1), characterized in that: The bottom of the tank (1) is fixedly equipped with a discharge hopper (14), the bottom end of the discharge hopper (14) is fixedly equipped with a discharge pipe (15), and the discharge pipe (15) is fixedly equipped with a discharge valve (151). The tank (1) and the discharge hopper (14) are both composed of an outer protective layer (10) and an inner insulation layer (12) provided in the inner layer. The inner insulation layer (12) is provided with a vacuum insulation chamber (121). An insulation layer (11) is provided between the inner insulation layer (12) and the outer protective layer (10). A corrosion-resistant inner layer (13) is provided on the inner surface of the inner insulation layer (12). The top of the tank (1) is fixedly equipped with a top cover (2), and a feed pipe (20) is fixedly installed on the top cover (2). A one-way valve (21) is fixedly installed on the feed pipe (20).

2. The material tank with heat insulation and corrosion resistance according to claim 1, characterized in that: The bottom of the tank (1) is fixedly equipped with multiple support legs (16), and the distance between the bottom end of the unloading pipe (15) and the ground is greater than 20cm.

3. The material tank with heat insulation and corrosion resistance according to claim 1, characterized in that: The unloading hopper (14) is funnel-shaped, and the plane of the inner wall of the unloading hopper (14) is inclined downward at 45 degrees to 60 degrees.

4. The material tank with heat insulation and corrosion resistance according to claim 3, characterized in that: The thickness of the corrosion-resistant inner layer (13) is between 0.15cm and 0.5cm, and the interior of the vacuum insulation chamber (121) is a vacuum structure.

5. The material tank with heat insulation and corrosion resistance according to claim 1, characterized in that: A manual valve (22) is also fixedly installed on the feed pipe (20), and a sealing cap (23) is threadedly connected to the top of the feed pipe (20).

6. The material tank with heat insulation and corrosion resistance according to claim 1, characterized in that: A drive motor (24) is fixedly installed at the center of the top surface of the top cover (2). A stirring shaft (241) is fixedly installed at the end of the output shaft of the drive motor (24). A stirring blade (242) is fixedly installed on the stirring shaft (241). The stirring blade (242) is located inside the tank (1).

7. The material tank with heat insulation and corrosion resistance according to claim 6, characterized in that: The bottom end of the stirring blade (242) extends into the unloading hopper (14), and an electric heating rod (26) is provided on the top cover (2) and inserted into the tank body (1).

8. The material tank with heat insulation and corrosion resistance according to claim 7, characterized in that: A support plate (25) communicating with the inside of the tank (1) is fixedly installed on the top surface of the top cover (2), and a fixed support (261) is fixedly installed on the top end of the electric heating rod (26), and the fixed support (261) is fixedly installed on the upper surface of the support plate (25).