Heating tube fixing device and electric heater

Abstract

The embodiment of the utility model discloses a heating tube fixing device and an electric heater, and relates to the technical field of electric heating equipment heating tube assembly, the heating tube fixing device comprises a heating tube, a first end cover, a second end cover, a first fixing piece and a second fixing piece; the first end of the heating tube sequentially penetrates through the first fixing piece and the first end cover. The first fixing piece is fixedly arranged on the heating tube and is connected with the first end cover; the second end of the heating pipe penetrates through the second end cover and is fixed to the second end cover through the second fixing piece located on the outer side of the second end cover. The installation process of the heating tube fixing device is simple and convenient, operation such as clamping is not needed, and the heating tube can be effectively prevented from being damaged during installation.

Description

Technical Field

[0001] The utility model relates to the technical field of heating tube assembly of electric heating equipment, in particular to a heating tube fixing device and an electric heater. Background Art

[0002] In recent years, with the improvement of people's living standards, electric heaters are becoming more and more popular and entering thousands of households.

[0003] In an electric heater, the heating tube is its core component. The heating tube is usually in the shape of a long tube. How to fix it in the electric heater is a difficult problem in this field. In the prior art, the usual fixing method is to make grooves on the shell and embed the two ends of the heating tube into the grooves for clamping and fixing. However, the author of the utility model found that the above-mentioned clamping and fixing method is very cumbersome during assembly, and there is often a phenomenon that the heating tube is damaged due to improper clamping. Utility Model Content

[0004] The technical problem to be solved by the embodiments of the present utility model is how to improve the convenience of installing the heating pipe and reduce the occurrence of damage to the heating pipe during assembly.

[0005] In order to solve the above problems, in a first aspect, an embodiment of the utility model proposes a heating pipe fixing device, comprising a heating pipe, a first end cover, a second end cover, a first fixing member and a second fixing member; the first end of the heating pipe passes through the first fixing member and the first end cover in sequence; the first fixing member is fixedly arranged on the heating pipe and connected to the first end cover; the second end of the heating pipe passes through the second end cover and is fixed to the second end cover by the second fixing member located on the outside of the second end cover.

[0006] A further technical solution is that the first fixing member includes a first base plate and a first sleeve, the first sleeve is arranged on the first base plate; the first end of the heating tube passes through the first sleeve, the first base plate and the first end cover in sequence; the heating tube is fixedly connected to the first sleeve.

[0007] A further technical solution is that the first bottom plate abuts against the inner side of the first end cover and is detachably connected to the first end cover.

[0008] A further technical solution is that a first fastening hole is formed on the first base plate, and a second fastening hole corresponding to the first fastening hole is formed on the first end cover, and a fastener is passed through the first fastening hole and the second fastening hole to detachably connect the first base plate and the first end cover.

[0009] A further technical solution is that the heating tube is welded to the first sleeve.

[0010] Its further technical solution is that the second fixing member includes a second base plate and a second sleeve, the second sleeve is arranged on the second base plate; a mounting hole is opened on the second end cover, the second sleeve is embedded in the mounting hole, the second base plate is against the outer side of the second end cover and is detachably connected to the second end cover; the second end of the heating tube is embedded in the second sleeve and is against the second base plate.

[0011] A further technical solution is that a third fastening hole is opened on the second base plate, and a fourth fastening hole corresponding to the third fastening hole is opened on the second end cover, and a fastener is passed through the third fastening hole and the fourth fastening hole to detachably connect the second base plate and the second end cover.

[0012] A further technical solution is that both ends of the heating tube are provided with outlet tubes, and the diameter of the outlet tubes is smaller than the diameter of the ends of the heating tubes; wherein the outlet tube at the first end of the heating tube passes through the first end cover, and the outlet tube at the second end of the heating tube passes through the second fixing member.

[0013] A further technical solution is that the heating tube fixing device also includes a reflecting plate, fixing plates are provided on both sides of the reflecting plate, and the first end cover and the second end cover are both provided with limiting holes; the fixing plates on both sides of the reflecting plate are respectively embedded in the limiting holes of the first end cover and the second end cover; wherein the reflecting plate and the heating tube are spaced apart.

[0014] In a second aspect, an embodiment of the utility model provides an electric heater, comprising a heating tube fixing device as described in any one of the first aspects.

[0015] Compared with the prior art, the technical effects achieved by the embodiments of the present invention include:

[0016] By applying the technical solution of the embodiment of the utility model, the first fixing member is fixed to the first end of the heating pipe in advance; during installation, the first end of the heating pipe passes through the first end cover, so that when the first fixing member abuts against the inner side of the first end cover, the first fixing member is connected to the first end cover, thereby fixing the first end of the heating pipe; further, the second end of the heating pipe passes through the second end cover, and the second end of the heating pipe is fixed and limited on the outer side of the second end cover, thereby fixing the second end of the heating pipe. The above installation process is simple and convenient, and there is no need to perform operations such as clamping, which can effectively prevent the heating pipe from being damaged during installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings herein are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the present utility model, and together with the description, are used to explain the principles of the present utility model.

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0019] One or more embodiments are exemplarily described by pictures in the corresponding drawings, and these exemplified descriptions do not constitute limitations on the embodiments. Elements with the same reference numerals in the drawings represent similar elements, and unless otherwise stated, the figures in the drawings do not constitute proportional limitations.

[0020] Figure 1 A schematic diagram of the structure of a heating pipe fixing device proposed in an embodiment of the utility model;

[0021] Figure 2 An exploded view of a heating pipe fixing device proposed in an embodiment of the utility model;

[0022] Figure 3 A schematic structural diagram of a heating pipe of a heating pipe fixing device proposed in an embodiment of the utility model;

[0023] Figure 4 A schematic structural diagram of the disassembly of a heating pipe and a first fixing member of a heating pipe fixing device proposed in an embodiment of the utility model;

[0024] Figure 5 A schematic structural diagram of the assembly of a heating pipe and a first fixing member of a heating pipe fixing device proposed in an embodiment of the utility model;

[0025] Figure 6 Another structural schematic diagram of the assembly of a heating pipe and a first fixing member of a heating pipe fixing device provided in an embodiment of the utility model;

[0026] Figure 7 A schematic structural diagram of a first fixing member of a heating pipe fixing device proposed in an embodiment of the utility model;

[0027] Figure 8 This is a structural schematic diagram of a second fixing member of a heating pipe fixing device proposed in an embodiment of the utility model.

[0028] Reference numerals

[0029] The heating tube 10, the first end cover 20, the second end cover 30, the first fixing member 40, the second fixing member 50, the reflecting plate 60, the fastener 70, the wire 80, the first bottom plate 41, the first sleeve 42, the first fastening hole 411, the second fastening hole 21, the second bottom plate 51, the second sleeve 52, the mounting hole 31, the third fastening hole 511, the fourth fastening hole 32, the first end 11, the second end 12, the outlet tube 13, the fixing plate 61, and the limiting hole 22. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments. Similar component numbers in the drawings represent similar components. Obviously, the embodiments to be described below are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0031] It should be understood that when used in this specification and the appended claims, the terms "include" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0032] It should also be understood that the terms used in this utility model embodiment specification are only for the purpose of describing specific embodiments and are not intended to limit the utility model embodiments. As used in the utility model embodiment specification and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include plural forms.

[0033] See also Figure 1-Figure 8 The embodiment of the utility model provides a heating pipe fixing device, which is applied to an electric heater to improve the convenience of installing the heating pipe 10 of the electric heater and to prevent the heating pipe 10 from being damaged during assembly. The heating pipe fixing device includes a heating pipe 10, a first end cover 20, a second end cover 30, a first fixing member 40 and a second fixing member 50. The specific structure is described as follows:

[0034] The heating tube 10 includes two ends, namely a first end 11 and a second end 12. The first end 11 of the heating tube 10 passes through the first fixing member 40 and the first end cover 20 in sequence; the first fixing member 40 is fixed on the heating tube 10 and connected to the first end cover 20. Specifically, after the first end 11 of the heating tube 10 passes through the first fixing member 40, it is connected to the first fixing member 40 and fixed as a whole, for example, by welding. During installation, the first end 11 of the heating tube 10 passes through the first end cover 20, and the first fixing member 40 is connected to the first end cover 20, for example, by a fastener 70, so as to fix the first end 11 of the heating tube 10.

[0035] Further, the second end 12 of the heating pipe 10 passes through the second end cover 30, and is fixed to the second end cover 30 by the second fixing member 50 located on the outside of the second end cover 30. Specifically, after the second end 12 of the heating pipe 10 passes through the second end cover 30, the second end 12 of the heating pipe 10 is fixed on the outside of the second end cover 30 by the second fixing member 50, thereby fixing the second end 12 of the heating pipe 10.

[0036] It can be understood that both the first end cover 20 and the second end cover 30 are provided with through holes for the heating tube 10 to pass through, so that the heating tube 10 can pass through the first end cover 20 and the second end cover 30 .

[0037] By applying the technical solution of the embodiment of the utility model, the first fixing member 40 is fixed to the first end 11 of the heating tube 10 in advance; during installation, the first end 11 of the heating tube 10 passes through the first end cover 20, so that when the first fixing member 40 abuts against the inner side of the first end cover 20, the first fixing member 40 is connected to the first end cover 20, thereby fixing the first end 11 of the heating tube 10; further, the second end 12 of the heating tube 10 passes through the second end cover 30, and the second end 12 of the heating tube 10 is fixed and limited on the outer side of the second end cover 30, thereby fixing the second end 12 of the heating tube 10. The above installation process is simple and convenient, and no operations such as clamping are required, which can effectively prevent the heating tube 10 from being damaged during installation.

[0038] Further, in this embodiment, the first fixing member 40 includes a first bottom plate 41 and a first sleeve 42, and the first sleeve 42 is disposed on the first bottom plate 41. Specifically, the first sleeve 42 is vertically disposed on the first bottom plate 41.

[0039] The first end 11 of the heating tube 10 passes through the first sleeve 42, the first bottom plate 41 and the first end cover 20 in sequence; the heating tube 10 is fixedly connected to the first sleeve 42. Specifically, the first bottom plate 41 and the first end cover 20 are both provided with through holes aligned with the first sleeve 42 for the heating tube 10 to pass through. The heating tube 10 can be specifically welded to the first sleeve 42.

[0040] Furthermore, the first bottom plate 41 abuts against the inner side of the first end cover 20 and is detachably connected to the first end cover 20. The first bottom plate 41 serves to limit the first end 11 of the heating tube 10 from moving outward.

[0041] Specifically, a first fastening hole 411 is formed on the first bottom plate 41, and a second fastening hole 21 corresponding to the first fastening hole 411 is formed on the first end cover 20, and the first bottom plate 41 is detachably connected to the first end cover 20 by passing through the first fastening hole 411 and the second fastening hole 21 through the fastener 70. The number of the first fastening holes 411 and the second fastening holes 21 is the same and can be multiple, for example, two in this embodiment. The fastener 70 can pass through the second fastening hole 21 and the first fastening hole 411 from the outside of the first end cover 20 in sequence to achieve detachable connection between the first fixing member 40 and the first end cover 20. The fastener 70 can be specifically a screw, and the first fastening hole 411 and the second fastening hole 21 can be specifically a screw hole.

[0042] Furthermore, the second fixing member 50 includes a second bottom plate 51 and a second sleeve 52, and the second sleeve 52 is disposed on the second bottom plate 51. Specifically, the second sleeve 52 is vertically disposed on the second bottom plate 51.

[0043] The second end cover 30 is provided with a mounting hole 31 , the second sleeve 52 is embedded in the mounting hole 31 , and the second bottom plate 51 abuts against the outer side of the second end cover 30 and is detachably connected to the second end cover 30 , for example, detachably connected via a fastener 70 .

[0044] The second end 12 of the heating tube 10 is embedded in the second sleeve 52 and abuts against the second bottom plate 51. The second bottom plate 51 serves to limit the second end 12 of the heating tube 10 from moving outward.

[0045] Specifically, the second bottom plate 51 is provided with a third fastening hole 511, and the second end cover 30 is provided with a fourth fastening hole 32 corresponding to the third fastening hole 511. The second bottom plate 51 is detachably connected to the second end cover 30 by passing through the third fastening hole 511 and the fourth fastening hole 32 through the fastener 70. The number of the third fastening hole 511 and the fourth fastening hole 32 is the same and may be multiple, for example, two in this embodiment. The fastener 70 may pass through the third fastening hole 511 and the fourth fastening hole 32 in sequence from the outside of the second end cover 30 to achieve detachable connection between the second fixing member 50 and the second end cover 30. The fastener 70 may be specifically a screw, and the third fastening hole 511 and the fourth fastening hole 32 may be specifically a screw hole.

[0046] Furthermore, both ends of the heating tube 10 are provided with outlet pipes 13, and the diameter of the outlet pipes 13 is smaller than the diameter of the end of the heating tube 10; wherein the outlet pipe 13 of the first end 11 of the heating tube 10 passes through the first end cover 20, and the outlet pipe 13 of the second end 12 of the heating tube 10 passes through the second fixing member 50. A through hole for the outlet pipe 13 to pass through is provided on the second bottom plate 51 of the second fixing member 50, and at the same time, the aperture of the through hole on the second bottom plate 51 is smaller than the diameter of the second end of the heating tube 10, so that the second end of the heating tube 10 will not pass through the through hole on the second bottom plate 51.

[0047] The outlet pipes 13 at both ends of the heating tube 10 are used to lead the wires 80 of the heating tube 10 to the outside of the first end cap 20 and the second end cap 30, so as to facilitate wiring. The heating tube 10 also plays a role in protecting the wires 80.

[0048] Further, the heating pipe fixing device further comprises a reflecting plate 60, and both sides of the reflecting plate 60 are respectively connected to the first end cover 20 and the second end cover. Specifically, both sides of the reflecting plate 60 are provided with fixing pieces 61, and both the first end cover 20 and the second end cover 30 are provided with limiting holes 22; the fixing pieces 61 on both sides of the reflecting plate 60 are respectively embedded in the limiting holes 22 of the first end cover 20 and the second end cover 30. Specifically, the number of the fixing pieces 61 and the limiting holes 22 can be multiple, and the multiple fixing pieces 61 on both sides of the reflecting plate 60 are respectively embedded in the multiple limiting holes 22 of the first end cover 20 and the second end cover 30, so as to realize the reliable connection between the reflecting plate 60 and the first end cover 20 and the second end cover 30.

[0049] Further, the reflecting plate 60 is arranged at intervals from the heating tube 10. The reflecting plate 60 may be specifically arc-shaped, and the reflecting plate 60 is arranged at intervals on one side of the heating tube 10, which can effectively reflect the heat of the heating tube 10 and improve the heating effect.

[0050] An embodiment of the utility model provides an electric heater, which includes the heating tube fixing device provided in any one of the above embodiments.

[0051] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0052] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0053] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0054] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be connected, detachably connected, or integrated; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0055] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0056] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms should not be understood as necessarily being directed to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification.

[0057] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include these modifications and variations.

[0058] The above is a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the utility model, and these modifications or replacements should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A heating pipe fixing device, characterized in that: The heat pipe comprises a heat pipe, a first end cover, a second end cover, a first fixing member and a second fixing member; the first end of the heat pipe passes through the first fixing member and the first end cover in sequence; the first fixing member is fixedly arranged on the heat pipe and connected to the first end cover; the second end of the heat pipe passes through the second end cover and is fixed to the second end cover by the second fixing member located on the outer side of the second end cover.

2. The heating pipe fixing device according to claim 1, characterized in that: The first fixing member includes a first base plate and a first sleeve, wherein the first sleeve is arranged on the first base plate; the first end of the heating pipe passes through the first sleeve, the first base plate and the first end cover in sequence; and the heating pipe is fixedly connected to the first sleeve.

3. The heating pipe fixing device according to claim 2, characterized in that: The first bottom plate abuts against the inner side of the first end cover and is detachably connected to the first end cover.

4. The heating pipe fixing device according to claim 3, characterized in that: The first bottom plate is provided with a first fastening hole, the first end cover is provided with a second fastening hole corresponding to the first fastening hole, and a fastener passes through the first fastening hole and the second fastening hole to detachably connect the first bottom plate and the first end cover.

5. The heating pipe fixing device according to claim 2, characterized in that: The heating tube is welded to the first sleeve.

6. The heating pipe fixing device according to claim 1, characterized in that: The second fixing member includes a second base plate and a second sleeve, wherein the second sleeve is arranged on the second base plate; a mounting hole is opened on the second end cover, and the second sleeve is embedded in the mounting hole; the second base plate abuts against the outer side of the second end cover and is detachably connected to the second end cover; the second end of the heating tube is embedded in the second sleeve and abuts against the second base plate.

7. The heating pipe fixing device according to claim 6, characterized in that: The second bottom plate is provided with a third fastening hole, the second end cover is provided with a fourth fastening hole corresponding to the third fastening hole, and the second bottom plate and the second end cover are detachably connected by passing a fastener through the third fastening hole and the fourth fastening hole.

8. The heating pipe fixing device according to claim 1, characterized in that: Both ends of the heating tube are provided with outlet tubes, and the diameter of the outlet tubes is smaller than the diameter of the ends of the heating tube; wherein the outlet tube at the first end of the heating tube passes through the first end cover, and the outlet tube at the second end of the heating tube passes through the second fixing member.

9. The heating pipe fixing device according to claim 1, characterized in that: It also includes a reflecting plate, with fixing plates on both sides of the reflecting plate, and the first end cover and the second end cover are both provided with limiting holes; the fixing plates on both sides of the reflecting plate are respectively embedded in the limiting holes of the first end cover and the second end cover; wherein the reflecting plate and the heating tube are spaced apart.

10. An electric heater, characterized in that: It comprises a heating pipe fixing device as described in any one of claims 1 to 9.

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