High-temperature heating assembly
By designing fan-shaped holes and fixing plates on the outside of the inner cylinder, combined with clamps and insulation layers, the problem of easy bending and breakage of the electric heating wire is solved, achieving efficient and uniform hydrogen heating and reducing maintenance costs.
Patent Information
- Application Number
- CN202422499878.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-16
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-10-16
AI Technical Summary
Existing heating devices are prone to bending and overlapping at high temperatures, and the electric heating wires are prone to breaking, which increases the cost of use. In addition, the heating is uneven, affecting the efficiency and quality of hydrogen purification.
The inner cylinder is designed with a fan-shaped hole on the outside, an electric heating rod inside, and is fixed with a fixing plate and clamps, and an outer insulation layer to ensure heating uniformity and stability. The modular design facilitates maintenance.
It improves hydrogen purification efficiency and quality, reduces maintenance costs, enhances the structural stability of the heating components, and facilitates the installation and disassembly of the electric heating rod.
Smart Images
Figure CN223472365U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a high temperature heating assembly belongs to gas heating technical field. BACKGROUND
[0002] The hydrogen purifier is a kind of equipment for removing impurities in hydrogen, improving hydrogen purity, widely used in industry, scientific research, metallurgy and other fields, especially in the occasion needing high-purity hydrogen, such as semiconductor manufacturing, fuel cell production, etc., wherein the methane impurities in hydrogen are removed, and in order to ensure that the purity of hydrogen reaches 9N, the reaction is usually carried out at a temperature of 600 DEG C, and the existing heating device usually adopts electric heating for heat conduction heating, and is spirally wound on the surface of the cylinder, and since the diameter of the electric heating wire is relatively thin, the electric heating wire is prone to bending and overlapping during assembly, and even broken and damaged, thereby increasing the use cost, so a high temperature heating assembly is proposed to solve the above problems. SUMMARY
[0003] The utility model discloses at least solve one of the technical problems existing in the prior art, and for this purpose, the utility model provides a high temperature heating assembly, including the inner tube that one end is open, and the reaction material is located in the inner tube, the outer side surface of the inner tube is equipped with a plurality of annular equidistant distribution's fan-shaped hole, and a plurality of the fan-shaped hole is all provided with electric heating rod, the electric heating rod is vertically arranged and is adapted to the aperture of fan-shaped hole, the outer side of the inner tube is equipped with fixed plate.
[0004] Further, the fixed plate is semicircular, and the number is two, and the two sides of the two fixed plates are in contact to limit the electric heating rod.
[0005] Further, the outer side of the fixed plate is provided with a plurality of hoops that are axially equidistantly distributed along the height direction of the inner tube, and the inner diameter of the hoop is adapted to the outer diameter of the fixed plate.
[0006] Further, the outer side of the fixed plate is provided with a heat preservation layer.
[0007] The utility model has the advantages that the utility model is provided with the opening inner tube, and the electric heating rod arranged in each fan-shaped hole can heat the inner tube in all directions and uniformly, which is beneficial to improving the efficiency and quality of hydrogen purification, and two fixed plates are also arranged, the position of the electric heating rod is fixed by the inward extrusion force, and the structural stability of the whole heating assembly is enhanced, compared with the prior art, the electric heating rod and the fixed plate are modularized, which is convenient for replacement and maintenance, reduces the maintenance cost and time, the matching design of the fan-shaped hole and the electric heating rod also facilitates the installation and disassembly of the heating element, and the utility is stronger. BRIEF DESCRIPTION OF DRAWINGS
[0008] Fig. 1 It is the overall schematic view of the utility model;
[0009] Fig. 2 It is the schematic view of the utility model fixed plate and the link of the hoop.
[0010] Among them, 1, inner cylinder; 2, fan-shaped hole; 3, electric heating rod; 4, fixed plate; 5, hoop; 6, heat preservation layer. Specific embodiments
[0011] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the utility model, and cannot be understood as limiting the utility model.
[0012] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the indicated device or element to have a particular orientation, to be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.
[0013] In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0014] In the embodiments, Figs. 1-2 A high-temperature heating assembly is provided, which comprises an inner cylinder 1 with one end being provided with an opening, reactant is located in the inner cylinder 1, a plurality of annular equidistant fan-shaped holes 2 are formed on the outer side surface of the inner cylinder 1, and an electric heating rod 3 is arranged in each of the fan-shaped holes 2, the electric heating rod 3 is vertically arranged and matched with the hole diameter of the fan-shaped hole 2, and a fixed plate 4 is arranged outside the inner cylinder 1, gas enters the cylinder from the opening end of the inner cylinder 1, the fan-shaped hole 2 formed on the inner cylinder 1 provides a mounting space for the electric heating rod 3, when the electric heating rod 3 is electrified, a large amount of heat is generated rapidly, since the electric heating rod 3 is closely attached to the outer wall of the inner cylinder 1, and the fan-shaped hole 2 enables the heat to be more uniformly distributed around the inner cylinder 1, therefore, the heat can be rapidly and effectively transmitted to the inside of the inner cylinder 1, and then the gas flowing into the inner cylinder 1 is heated, thereby realizing the removal of impurities in hydrogen.
[0015] With reference to Figs. 1-2 Wherein, the fixed plate 4 is arranged in a semicircle, and the number is two, and the two sides of the two fixed plates 4 are respectively in contact with the limiting of the electric heating rod 3.
[0016] Through the above structure, the two semicircular fixed plates 4 are respectively sleeved and fastened from both sides of the inner cylinder 1, and when the two sides are in contact, a complete annular structure can be formed, which tightly wraps the outer side of the inner cylinder 1 and forms a surrounding and limiting of the electric heating rod 3.
[0017] With reference to Figs. 1-2 Wherein, the fixed plate 4 is arranged in a semicircle, and the number is two, and the two sides of the two fixed plates 4 are respectively in contact with the limiting of the electric heating rod 3.
[0018] Through the above structure, the two semicircular fixed plates 4 are respectively sleeved and fastened from both sides of the inner cylinder 1, and when the two sides are in contact, a complete annular structure can be formed, which tightly wraps the outer side of the inner cylinder 1 and forms a surrounding and limiting of the electric heating rod 3.
[0019] With reference to Figs. 1-2 Wherein, the fixed plate 4 is arranged in a semicircle, and the number is two, and the two sides of the two fixed plates 4 are respectively in contact with the limiting of the electric heating rod 3.
[0020] Through the above structure, when the electric heating rod 3 works, the heat generated by the inner cylinder 1 is transmitted to the reaction material and gas, and at the same time, the heat is radiated to the outside, and the heat insulation layer 6 can effectively block the loss of this part of heat, so that more heat can be retained inside the heating assembly, reducing the power consumption.
[0021] It should be noted that in this paper, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitation, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.
[0022] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A high temperature heating assembly comprising an inner cylinder (1) having one end open, a reaction mass being located within the inner cylinder (1), characterised in that: The inner cylinder (1) is provided with a plurality of annular equidistantly distributed fan-shaped holes (2) on the outer surface, and a plurality of electric heating rods (3) are arranged in the fan-shaped holes (2), the electric heating rods (3) are vertically arranged and matched with the hole diameters of the fan-shaped holes (2), and the outer side of the inner cylinder (1) is sleeved with a fixing plate (4).
2. A high temperature heating assembly according to claim 1, characterised in that: The fixing plate (4) is in a semicircular shape and two in number, and the two sides of the fixing plate (4) are in contact with each other to limit the electric heating rods (3).
3. The high temperature heating assembly of claim 1, wherein: The outer side of the fixing plate (4) is sleeved with a plurality of clamps (5) which are axially equidistantly distributed along the height direction of the inner cylinder (1), and the inner diameter of the clamp (5) is matched with the outer diameter of the fixing plate (4).
4. The high temperature heating assembly of claim 1, wherein: The outer side of the fixing plate (4) is provided with a heat preservation layer (6).