Heat transfer element with heat gathering pit and heating furnace
By designing a heat-concentrating pit array on the outer wall of the heat transfer element, the inner surface area of the furnace is increased, the heat concentration effect is improved, the problem of low heat concentration effect on the surface of the heat transfer element is solved, and efficient heating of the workpiece and energy saving and emission reduction are achieved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-06
- Publication Date
- 2026-03-20
AI Technical Summary
The existing heat transfer elements have a low surface heat accumulation effect, resulting in insufficient heat received by the workpiece per unit time, which affects the energy saving effect.
Design a heat transfer element with built-in heat-gathering pits. The outer wall of the main element is provided with multiple recessed cylindrical heat-gathering pits to increase the inner surface area of the furnace and improve the heat-gathering effect through the array of heat-gathering pits.
With the same number of heat transfer elements, the amount of heat received by the workpiece per unit time is increased, achieving the effect of energy saving and emission reduction.
Smart Images
Figure CN224018834U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of heating furnace reconstruction, and particularly relates to a heat transfer element with heat gathering pits and a heating furnace. BACKGROUND
[0002] The heat transfer element is an energy-saving element for being installed in the hearth of the heating furnace, is used for increasing the area of the inner surface of the hearth, can reduce fuel consumption, and realizes energy saving and emission reduction.
[0003] However, the existing heat transfer element mostly adopts a cylindrical cavity structure with a rear end being closed and a front end being open, can increase the surface area in the hearth, but the heat gathering effect of the surface of the heat transfer element is low, thereby affecting the heat absorption of the workpiece in a unit time period. UTILITY MODEL CONTENTS
[0004] To solve the above problems of the prior art, the utility model provides a heat transfer element with heat gathering pits and a heating furnace, which can increase the hearth area and generate higher heat gathering effect, improve the heat absorption of the workpiece in a unit time, and realize energy saving and emission reduction.
[0005] To achieve the purpose of the utility model, the following scheme is adopted:
[0006] A heat transfer element with heat gathering pits comprises a main element, a cylindrical cavity is recessed at one end of the main element, heat gathering pits are arranged on the surface of the main element, an installation ring is arranged at one end of the main element, and connecting holes are symmetrically arranged on the installation ring and used for installing fastening nails.
[0007] Further, the heat gathering pits are arranged in an array on the outer circumferential sidewall of the main element.
[0008] Further, the heat gathering pits have a recessed cylindrical structure, and the axial direction is the radial direction of the main element.
[0009] Further, the heat gathering pits have a hollow conical frustum structure, and the small end faces the inner wall of the main element.
[0010] Further, the heat gathering pits are 104 in number, have a diameter of 8mm, and have a depth of 7mm.
[0011] Further, the axial direction of the heat gathering pits is perpendicular to the axial direction of the cavity.
[0012] A heating furnace comprises a furnace top, the inner wall top surface of the furnace top is provided with installation holes used for installing the heat transfer element with heat gathering pits, a group of L-shaped mounting seats are symmetrically arranged outside each installation hole, fastening nails are connected with the horizontal part of the mounting seat, the installation ring is accommodated in the installation hole, and an adhesive is arranged on the opposite side of the installation ring and the installation hole.
[0013] The utility model has the advantages of:
[0014] Multiple heat-concentrating pits are opened on the outer wall of the main component. With the same number of heat transfer elements, the furnace area is increased. The design of the heat-concentrating pits can improve the heat concentration effect of the heat transfer elements, thereby increasing the heat received by the workpiece in a unit time period, thus achieving energy saving and emission reduction. Attached Figure Description
[0015] The accompanying drawings described herein are merely illustrative of selected embodiments, not all possible implementations, and are not intended to limit the scope of this invention.
[0016] Figure 1 A schematic diagram of the overall structure in Example 1 of this application is shown.
[0017] Figure 2 A cross-sectional schematic diagram of Example 2 of this application is shown.
[0018] Figure 3 A partially enlarged schematic diagram of point A in Example 2 of this application is shown.
[0019] The markings in the diagram are: main component-1, mounting ring-11, connecting hole-12, cavity-2, heat-gathering pit-3, furnace top-4, mounting hole-41, mounting base-42, fastening nail-5, adhesive-6. Detailed Implementation
[0020] To make the objectives, technical solutions and advantages of the present utility model clearer, the implementation methods of the present utility model will be described in detail below with reference to the accompanying drawings. However, the embodiments described in the present utility model are only some embodiments of the present utility model, and not all embodiments.
[0021] Example 1, such as Figure 1 As shown, this embodiment provides a heat transfer element with a built-in heat-collecting pit, including a main element 1. The main element 1 has a cylindrical structure. The upper end of the main element 1 is provided with a mounting ring 11. The top surface of the mounting ring 11 is flush with the upper top surface of the main element 1. A cavity 2 is provided vertically upward along the lower end of the main element 1. The cavity 2 has a cylindrical structure, and the axis of the cavity 2 is coaxial with the axis of the main element 1.
[0022] A recessed heat-gathering pit 3 is provided on the outer wall of the main component 1. The heat-gathering pit 3 is a cylindrical blind hole, and the axis of the heat-gathering pit 3 is perpendicular to the axis of the main component 1. That is to say, the axis of the heat-gathering pit 3 is arranged radially along the main component 1 to increase the surface area of the main component 1, thereby increasing the surface area inside the furnace and making the heat-gathering effect of the main component 1 higher. This increases the amount of heat received by the workpiece per unit time period, thereby achieving energy saving and emission reduction.
[0023] Specifically, the number of the heat collecting pits 3 is 104, and the heat collecting pits 3 are distributed on the outer wall of the main element 1 by staggered arrangement method, the diameter of the heat collecting pit 3 is 8mm, and the depth of the heat collecting pit 3 is 7mm, which are like dispersed "gentle burners", and they can emit the collected heat to the workpiece in a uniform and continuous manner to meet the process requirements of high quality and high performance of the workpiece.
[0024] Preferably, the heat collecting pit 3 is in a hollow conical structure, the small end of which is directed to the inner wall of the main element 1, and thus facilitating demolding after pouring of the main element 1.
[0025] Embodiment two
[0026] As shown in Figures 2-3 The embodiment provides a heating furnace, which comprises a furnace top 4, and mounting holes 41 are uniformly distributed on the inner wall surface of the furnace top 4, each mounting hole 41 is symmetrically provided with at least a mounting seat 42, and a through hole corresponding to the connecting hole 12 is arranged in the transverse part of the mounting seat 42.
[0027] During installation, the mounting ring 11 is horizontally inserted along the transverse part of the mounting seat 42, then the adhesive 6 is extruded into the mounting hole 41 along the periphery of the top surface of the mounting ring 11 at the upper end of the main element 1, finally the fastening nail 5 is inserted into the connecting hole 12 along the through hole of the mounting seat 42, and is vertically upwardly punched into the furnace top 4 of the heating furnace along the axis of the connecting hole 12, so that the heat transfer element can be long-term and firmly connected with the base material of the furnace top 4, the energy-saving reform effect of the heating furnace is greatly improved, the energy-saving effect of the heat transfer of the furnace is ensured to be continuously embodied, and the fastening nail 5 is convenient to operate when being punched.
[0028] The above only describes the preferred embodiments of the present application, and does not mean that it is the only or limiting the present application. Those skilled in the art should understand that various changes or equivalent replacements made to the present application without departing from the scope of the present application, all belong to the scope of protection of the present application.
Claims
1. A heat transfer element with a built-in heat-collecting pit, comprising a main element (1), one end of which is recessed with a cylindrical cavity (2), characterized in that, The surface of the main component (1) is covered with a heat-collecting pit (3), and one end of the main component (1) is provided with a mounting ring (11). The mounting ring (11) is symmetrically provided with connecting holes (12) for installing fastening nails (5).
2. The heat transfer element with a built-in heat-collecting pit according to claim 1, characterized in that, The heat-collecting pits (3) array is formed on the outer peripheral sidewall of the main element (1).
3. The heat transfer element with a built-in heat-collecting pit according to claim 2, characterized in that, The heat-collecting pit (3) has a concave cylindrical structure, and its axis is in the radial direction of the main component (1).
4. The heat transfer element with a built-in heat-collecting pit according to claim 2, characterized in that, The heat-collecting pit (3) has a hollow truncated cone structure, with the small end facing the inner wall of the main component (1).
5. The heat transfer element with a built-in heat-collecting pit according to claim 3, characterized in that, There are 104 heat-gathering pits (3), each with a diameter of 8 mm and a depth of 7 mm.
6. The heat transfer element with a built-in heat-collecting pit according to claim 1, characterized in that, The axial direction of the heat-collecting pit (3) is perpendicular to the axial direction of the cavity (2).
7. A heating furnace, comprising a furnace top (4), characterized in that, The inner wall of the furnace top (4) is provided with mounting holes (41) for installing heat transfer elements with built-in heat collection pits as described in any one of claims 1-5. Each mounting hole (41) is symmetrically provided with a set of L-shaped mounting seats (42). Fastening nails (5) are connected to the horizontal part of the mounting seat (42). The mounting ring (11) is accommodated in the mounting hole (41), and an adhesive (6) is provided on the side of the mounting ring (11) opposite to the mounting hole (41).