Electric heating rod group of electric boiler

Abstract

The utility model belongs to the technical field of fluid heating, in particular to an electric heating rod group of an electric boiler, which comprises a plurality of groups of connecting plates arranged on the outer wall of a heating rod body, a plurality of groups of screw caps arranged on the outer wall of the heating rod body, and a plurality of groups of press fit blocks arranged on the surfaces of one sides of the connecting plates, the heating rod body is of a U-shaped structure, a plurality of through grooves matched with the heating rod body are formed in the surface of the connecting plate in a penetrating mode, the pressing blocks are fixed to the outer surfaces of the through grooves, clamping grooves are formed in the outer walls of the pressing blocks in a penetrating mode, and fixing threads are formed in the outer surfaces of the pressing blocks. Only steel plates and steel pipes are used as materials; construction is simple, the electric heating rods are welded to the steel plate, an annular arrangement structure is adopted, enough electric heating rods are arranged in the inner space to the maximum extent, an effective heat release area can be reserved in the middle, and the heat efficiency is improved; and the electric heating rod adopts a U-shaped structure, so that the rigidity is stronger, and the service life is longer.

Description

Technical Field

[0001] The utility model belongs to the technical field of fluid heating, and in particular relates to an electric heating rod group for an electric boiler. Background Art

[0002] Electric boilers have the highest thermal efficiency among all boilers, are clean energy, and respond to the call for new energy;

[0003] After checking the disclosure (announcement) number: CN208154588U discloses a fast heating electric boiler. This technology discloses "furnace body, the furnace body is set as a horizontal tube structure, the two ends of the furnace body are sealed, and the side end of the furnace body is provided with a first water inlet and a first water outlet connected by a pipeline; a sub-furnace body, a plurality of sub-furnace bodies are arranged in the furnace body, the sub-furnace body is set as a horizontal tube structure, one end of each sub-furnace body is sealed by a head, and the other end is connected to a cover flange, and the side end of each sub-furnace body is connected to a second water inlet and a second water outlet through a pipeline, each of the second water inlets is connected to the first water inlet through a pipeline, and each of the second water outlets is connected to the first water outlet through a pipeline, etc. Technical content; increasing the heating area, improving the heating efficiency of the electric boiler, and the sub-furnace body is provided with a baffle, ensuring that the stored water entering the sub-furnace body is still fluid, effectively preventing the generation of scale and other technical effects";

[0004] Although this design improves the heating efficiency of electric boilers, in actual use, the layout of the electric heating rods of traditional electric boilers is unreasonable. The number of electric heating rods in a single electric heating rod group is small, resulting in an increase in the number of rod groups, which affects the spatial layout of the entire boiler.

[0005] In order to solve the above problems, the present application proposes an electric boiler electric heating rod group. Utility Model Content

[0006] To solve the problems raised in the above background technology, the utility model provides an electric boiler electric heating rod group, which has the characteristics of arranging enough electric heating rods in the internal space to the maximum extent and leaving an effective heat release area in the middle to improve the thermal efficiency.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: The utility model provides an electric boiler electric heating rod group, including a plurality of groups of heating rod bodies, and also includes a connecting assembly arranged on the outer wall of the heating rod body;

[0008] The connection assembly comprises a plurality of connection plates arranged on the outer wall of the heating rod body, a plurality of screw caps arranged on the outer wall of the heating rod body and a plurality of pressing blocks arranged on one side surface of the connection plates.

[0009] As a preferred embodiment of the electric boiler electric heating rod group of the utility model, the heating rod body is a U-shaped structure.

[0010] As a preferred embodiment of an electric boiler electric heating rod group of the utility model, the surface of the connecting plate is penetrated with a plurality of groups of through grooves compatible with the heating rod body, the pressing block is fixed on the outer surface of the through grooves, the outer wall of the pressing block is penetrated with a card groove, the outer surface of the pressing block is provided with a fixing thread, and the plurality of groups of through grooves are arranged in a circular array.

[0011] As a preferred embodiment of the electric boiler electric heating rod group of the utility model, the inner wall of the screw cap is provided with a thread groove matched with the fixed thread, and the outer wall of the screw cap is provided with a friction pattern.

[0012] As a preferred embodiment of the electric boiler electric heating rod group of the utility model, a welding rib block is fixed to the outer wall of the connecting plate, and a connecting hole is opened through the surface of the connecting plate.

[0013] As a preferred embodiment of the utility model, an electric boiler electric heating rod group also includes a connecting frame assembly arranged between two groups of the heating rod bodies, the connecting frame assembly includes a support frame arranged on the outer wall of the heating rod body, buckles arranged at both ends of the support frame, and a cushion fixed on the inner wall of the buckle.

[0014] As a preferred embodiment of the electric boiler electric heating rod group of the utility model, two groups of buckles are respectively fixed at two ends of the support frame, and the inner diameter of the buckle is matched with the diameter of the heating rod body.

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

[0016] (1) The structure is simple, using only steel plates and steel pipes as materials;

[0017] (2) The construction is simple and can be welded with steel plates. The ring-shaped structure is adopted to maximize the arrangement of enough electric heating rods in the internal space, and an effective heat release area can be left in the middle to improve thermal efficiency;

[0018] (3) The electric heating rod adopts a U-shaped structure, which is more rigid and has a longer service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the connection assembly in the utility model;

[0022] Figure 3 It is a structural schematic diagram of the heating rod body and its connecting parts in the utility model;

[0023] Figure 4 It is a structural schematic diagram of the connecting frame assembly in the utility model;

[0024] In the figure:

[0025] 1. Heating rod body;

[0026] 2. Connecting assembly; 21. Connecting plate; 22. Tightening cover; 23. Pressing block; 24. Through slot; 25. Card slot; 26. Fixed thread; 27. Thread groove; 28. Friction pattern; 29. ​​Welding rib block; 201. Connecting hole;

[0027] 3. Connecting frame assembly; 31. Support frame; 32. Buckle; 33. Cushion. DETAILED DESCRIPTION

[0028] 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 of the utility model. Obviously, the described embodiments 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 creative work are within the scope of protection of the utility model.

[0029] Example 1

[0030] like Figure 1 As shown;

[0031] An electric boiler electric heating rod group comprises a plurality of groups of heating rod bodies 1.

[0032] In this implementation scheme: after checking the public (announcement) number: CN208154588U discloses a fast heating electric boiler, for details, please refer to the disclosed technology below; in order to solve the technical problems existing in this prior art, as disclosed in the background technology above, "although the design improves the heating efficiency of the electric boiler, but in actual use, the electric heating rods of the traditional electric boiler are arranged unreasonably, and the number of electric heating rods in a single electric heating rod group is small, resulting in an increase in the number of rod groups, affecting the spatial layout of the entire boiler", combined with actual use, this problem is obviously a real problem that exists and is difficult to solve. In view of this, in order to solve this technical problem, a connecting component 2 and a connecting frame component 3 are added on this basis.

[0033] like Figure 1 and Figure 4 As shown;

[0034] In combination with the above content, in order to ensure the utilization of space, it also includes a connecting component 2 arranged on the outer wall of the heating rod body 1;

[0035] The connection assembly 2 includes a plurality of connection plates 21 disposed on the outer wall of the heating rod body 1, a plurality of screw caps 22 disposed on the outer wall of the heating rod body 1, and a plurality of pressing blocks 23 disposed on one side surface of the connection plates 21.

[0036] In this embodiment: the structure is simple, only steel plates and steel pipes are used as materials, and the installation and fixation are simple and quick.

[0037] In an optional embodiment, the heating rod body 1 is a U-shaped structure.

[0038] In this embodiment: the electric heating rod adopts a U-shaped structure, which has stronger rigidity and longer service life.

[0039] In an optional embodiment, the surface of the connecting plate 21 is penetrated by a plurality of through grooves 24 compatible with the heating rod body 1, the pressing block 23 is fixed on the outer surface of the through groove 24, a slot 25 is penetrated through the outer wall of the pressing block 23, a fixing thread 26 is provided on the outer surface of the pressing block 23, and the plurality of through grooves 24 are arranged in a ring array.

[0040] In this embodiment: a plurality of groups of through grooves 24 are arranged in an annular array, and an annular arrangement structure is adopted to maximize the arrangement of sufficient electric heating rods in the space inside the bushing.

[0041] In an optional embodiment, the inner wall of the screw cap 22 is provided with a thread groove 27 matched with the fixing thread 26 , and the outer wall of the screw cap 22 is provided with a friction pattern 28 .

[0042] In this embodiment: after the arrangement is completed, the screw cap 22 is then put on the outside of the heating rod body 1, and then the screw cap 22 is screwed. During the screwing process of the screw cap 22, since the outer wall of the pressing block 23 is provided with a slot 25, the pressing block 23 is closed to fix the heating rod body 1, and the friction pattern 28 facilitates the screwing of the screw cap 22.

[0043] In an optional embodiment, a welding rib block 29 is fixed to the outer wall of the connecting plate 21 , and a connecting hole 201 is formed through the surface of the connecting plate 21 .

[0044] In this embodiment, the welding rib block 29 can be used to weld the device to the inside of the device being used, and the connecting hole 201 can also be used to connect to the inside of the device being used.

[0045] like Figure 1 and Figure 4 As shown;

[0046] In combination with the above content, in order to ensure stability, it also includes a connecting frame assembly 3 arranged between the two groups of heating rod bodies 1, and the connecting frame assembly 3 includes a support frame 31 arranged on the outer wall of the heating rod body 1, buckles 32 arranged at both ends of the support frame 31, and a cushion 33 fixed on the inner wall of the buckle 32.

[0047] In this embodiment: each group of support frames 31 can support two adjacent groups of heating rod bodies 1 .

[0048] In an optional embodiment, two groups of buckle rings 32 are respectively fixed on two ends of the support frame 31 , and the inner diameter of the buckle ring 32 is matched with the diameter of the heating rod body 1 .

[0049] In the present embodiment: by clamping the connecting frame assembly 3 between the two groups of heating rod bodies 1, the buckles 32 at both ends of the support frame 31 are buckled on the outer wall of the heating rod body 1 respectively, and each group of support frames 31 can support the two adjacent groups of heating rod bodies 1.

[0050] The working principle and use process of the utility model are as follows: when a connecting device is needed, the heating rod bodies 1 are arranged and inserted into the through grooves 24 of the connecting plate 21. After the arrangement is completed, the screw cover 22 is then sleeved on the outside of the heating rod bodies 1, and then the screw cover 22 is screwed. During the screwing process of the screw cover 22, since the outer wall of the pressing block 23 is provided with a slot 25, the pressing block 23 is closed to fix the heating rod body 1, and then the welding ribs of the connecting plate 21 are used for welding. After the welding is completed, in order to ensure the stability of several groups of heating rod bodies 1, the connecting frame assembly 3 is clamped between two groups of heating rod bodies 1, and the buckles 32 at both ends of the support frame 31 are respectively buckled on the outer walls of the heating rod bodies 1, and each group of support frames 31 can support two adjacent groups of heating rod bodies 1.

[0051] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An electric boiler electric heating rod group, characterized in that: It comprises a plurality of groups of heating rod bodies (1), and also comprises a connecting assembly (2) arranged on the outer wall of the heating rod body (1); The connection assembly (2) comprises a plurality of groups of connection plates (21) arranged on the outer wall of the heating rod body (1), a plurality of groups of screw caps (22) arranged on the outer wall of the heating rod body (1), and a plurality of groups of pressing blocks (23) arranged on one side surface of the connection plates (21).

2. The electric boiler electric heating rod assembly according to claim 1, characterized in that: The heating rod body (1) is a U-shaped structure.

3. The electric boiler electric heating rod assembly according to claim 1, characterized in that: The surface of the connecting plate (21) is penetrated by a plurality of groups of through grooves (24) adapted to the heating rod body (1); the pressing block (23) is fixed on the outer surface of the through grooves (24); a clamping groove (25) is penetrated through the outer wall of the pressing block (23); a fixing thread (26) is provided on the outer surface of the pressing block (23); and the plurality of groups of through grooves (24) are arranged in a ring array.

4. The electric boiler electric heating rod assembly according to claim 3, characterized in that: The inner wall of the screw cap (22) is provided with a thread groove (27) matched with the fixing thread (26), and the outer wall of the screw cap (22) is provided with a friction pattern (28).

5. The electric boiler electric heating rod assembly according to claim 1, characterized in that: A welding rib block (29) is fixed to the outer wall of the connecting plate (21), and a connecting hole (201) is provided through the surface of the connecting plate (21).

6. The electric boiler electric heating rod assembly according to claim 1, characterized in that: It also includes a connecting frame assembly (3) arranged between two groups of the heating rod bodies (1), the connecting frame assembly (3) including a support frame (31) arranged on the outer wall of the heating rod body (1), buckles (32) arranged at both ends of the support frame (31), and a soft pad (33) fixed to the inner wall of the buckle (32).

7. The electric boiler electric heating rod assembly according to claim 6, characterized in that: The two groups of buckles (32) are respectively fixed at two ends of the support frame (31); the inner diameter of the buckles (32) is matched with the diameter of the heating rod body (1).

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