Combustion tube capable of being spliced

Abstract

The utility model provides a splicing combustion tube, and belongs to the technical field of combustion tubes. Comprising a combustion tube body, and the combustion tube body comprises a tube head, a connecting tube and a bent tube; a clamping hole is formed in the outer wall of the pipe head; a spherical hole is formed in the side, close to the pipe head, of the connecting pipe. According to different shapes of furnaces, the tail end of the pipe head is inserted into the end part of the connecting pipe, the guide block on the inner wall of the pipe head is firstly connected with the limiting groove in the end part of the connecting pipe to guide the pipe head, and after the pipe head moves to the positioning ball, the pipe head is pressed forcibly, so that the positioning ball is clamped into the pipe head; according to the combustion pipe, the pipe heads are connected and fixed until the pipe heads move to the positions of the clamping holes and are clamped with the clamping holes, so that the pipe heads and the connecting pipes are connected and fixed, the steps are repeated, different numbers of connecting pipes and bent pipes can be connected, the adaptability of the combustion pipe body is improved, the combustion pipe body can adapt to different furnaces, and the economic cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion tubes, in particular to a splicable combustion tube. Background Art

[0002] A burner tube is a device installed inside a furnace for the gas fire.

[0003] Most of the existing combustion tubes are supported by an integrated molding process, but the shapes of furnaces are different. Therefore, in order to meet the shapes of different furnaces, different sizes or even specially customized combustion tubes are required, which increases a lot of cost expenditure. In order to deal with the above problems and defects, a splicable combustion tube is urgently needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a splicable combustion tube to solve the problem that most of the existing combustion tubes are supported by an integrated molding process, while the shapes of furnaces are different. Therefore, in order to meet the shapes of different furnaces, it is necessary to use different sizes or even specially customize suitable combustion tubes, which increases a lot of cost expenditure.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] A splicable combustion tube comprises: a combustion tube body, the combustion tube body comprises a tube head, a connecting tube and a bent tube; a clamping hole is provided on the outer wall of the tube head; a spherical hole is provided on the side of the connecting tube close to the tube head, a positioning ball is fixedly mounted on the inner wall of the spherical hole, a rectangular groove is provided on the side of the positioning ball away from the tube head, and the rectangular groove is located on the outer side of the connecting tube, an auxiliary sleeve is fixedly mounted on the inner wall of the connecting tube, the auxiliary sleeve abuts against the positioning ball, and the outer wall of the positioning ball is clamped with the clamping hole.

[0007] A guide block is fixedly mounted on one side of the pipe head close to the connecting pipe, a limiting groove is provided on one side of the connecting pipe close to the pipe head, and the guide block is clamped with the limiting groove.

[0008] A sealing gasket is fixedly mounted on the end of the pipe head, and a side of the sealing gasket away from the pipe head abuts against the outer wall of the connecting pipe.

[0009] The number of the spherical holes and the positioning balls is two, and the two spherical holes and the positioning balls are evenly distributed on the outer wall of the connecting pipe.

[0010] The outer wall of the connecting pipe is provided with through holes, and the number of the through holes is several.

[0011] The cross-sectional shape of the end of the tube head is a right-angle trapezoid, and the hypotenuse of the end of the tube head is located on a side close to the connecting pipe.

[0012] Compared with the prior art, the utility model has at least the following beneficial effects:

[0013] 1. In the above scheme, according to the different shapes of the furnace, by inserting the end of the tube head into the end of the connecting pipe, the guide block on the inner wall of the tube head is first connected to the limit groove at the end of the connecting pipe to guide the tube head. When the tube head moves to the positioning ball, the tube head is pressed hard to make the positioning ball fit into the inside of the tube head until it moves to the position of the clamping hole and is clamped with the clamping hole, thereby completing the connection and fixation of the tube head and the connecting pipe. By repeating the above steps, different numbers of connecting pipes and bent pipes can be connected, which is beneficial to improve the adaptability of the combustion tube body, adapt to different furnaces, and reduce economic cost expenditure.

[0014] 2. In the above scheme, by providing a sealing gasket, it is helpful to improve the sealing of the connection between the pipe head and the connecting pipe, thereby reducing the gas leakage of the combustion tube body when in use, and improving the safety and reliability of using the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings, which are incorporated herein and constitute a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable those skilled in the relevant art to make and use the present disclosure.

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the splicable combustion tube;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the pipe head and the connecting pipe from the first perspective;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the pipe head and the connecting pipe from the second viewing angle;

[0019] Figure 4 for Figure 2 A in the middle is an enlarged schematic diagram of the three-dimensional structure;

[0020] Figure 5 for Figure 3 The enlarged schematic diagram of the three-dimensional structure is shown at B in the middle.

[0021] [Reference Signs]

[0022] 1. Combustion tube body;

[0023] 11. pipe head; 111. clamping hole; 112. guide block; 113. sealing gasket;

[0024] 12. Connecting pipe; 121. Spherical hole; 122. Positioning ball; 123. Rectangular groove; 124. Auxiliary sleeve; 125. Limiting groove; 126. Through hole;

[0025] 13.Bending pipe.

[0026] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments, and the adjustments or modifications made are still included in the scope of the attached claims. DETAILED DESCRIPTION

[0027] The following is a detailed description of a splicable combustion tube provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are listed as the best and preferred embodiments, and other alternatives can be used by technicians in some known technical fields; and the accompanying drawings are only for more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0028] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0029] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0030] It will be understood that the meaning of “on,” “over,” and “above” in this disclosure should be interpreted in the broadest manner, so that “on” means not only “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” means not only “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.

[0031] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.

[0032] like Figure 1 , Figure 4 and Figure 5 As shown, an embodiment of the utility model provides a splicable combustion tube, comprising: a combustion tube body 1, the combustion tube body 1 comprises a tube head 11, a connecting tube 12 and a bent tube 13; a clamping hole 111 is provided on the outer wall of the tube head 11; a spherical hole 121 is provided on the side of the connecting tube 12 close to the tube head 11, a positioning ball 122 is fixedly mounted on the inner wall of the spherical hole 121, a rectangular groove 123 is provided on the side of the positioning ball 122 away from the tube head 11, and the rectangular groove 123 is located on the outer side of the connecting tube 12, an auxiliary sleeve 124 is fixedly mounted on the inner wall of the connecting tube 12, the auxiliary sleeve 124 abuts against the positioning ball 122, the outer wall of the positioning ball 122 is clamped with the clamping hole 111, a through hole 126 is provided on the outer wall of the connecting tube 12, and the number of the through holes 126 is several. By setting the through holes 126, it is beneficial to improve the efficiency of the combustion tube body 1 in starting a fire through gas, and at the same time, the size of the fire can be adjusted.

[0033] like Figure 3 and Figure 5 As shown, a guide block 112 is fixedly assembled on one side of the tube head 11 close to the connecting tube 12, and a limiting groove 125 is provided on one side of the connecting tube 12 close to the tube head 11, and the guide block 112 is engaged with the limiting groove 125. By setting the guide block 112 and the limiting groove 125, it is beneficial for the guide block 112 to be engaged with the limiting groove 125 when the tube head 11 is connected to the connecting tube 12, thereby limiting and guiding the movement of the tube head 11.

[0034] like Figure 3 and Figure 5 As shown, a sealing gasket 113 is fixedly assembled at the end of the tube head 11, and the side of the sealing gasket 113 away from the tube head 11 abuts against the outer wall of the connecting tube 12. By providing the sealing gasket 113, it is beneficial to improve the sealing of the connection between the tube head 11 and the connecting tube 12, thereby reducing the gas leakage of the combustion tube body 1 when in use, and improving the safety and reliability of the use of the device.

[0035] like Figure 2 and Figure 4As shown, the number of spherical holes 121 and positioning balls 122 is two, and the two spherical holes 121 and positioning balls 122 are evenly distributed on the outer wall of the connecting tube 12. By limiting the number and positions of the spherical holes 121 and the positioning balls 122, it is beneficial to improve the firmness and stability of the connection between the tube head 11 and the connecting tube 12.

[0036] like Figure 3 and Figure 5 As shown, the cross-sectional shape of the end of the tube head 11 is a right-angled trapezoid, and the hypotenuse of the end of the tube head 11 is located on the side close to the connecting tube 12. By limiting the end of the tube head 11, it is beneficial to increase the contact area at the connection between the tube head 11 and the connecting tube 12, thereby improving its sealing performance.

[0037] The technical solution provided by the utility model, when working, according to the different shapes of the furnace, by inserting the end of the pipe head 11 into the end of the connecting pipe 12, the guide block 112 on the inner wall of the pipe head 11 is first connected with the limit groove 125 at the end of the connecting pipe 12 to guide the pipe head 11, when the pipe head 11 moves to the positioning ball 122, the pipe head 11 is pressed with force to make the positioning ball 122 snap into the inside of the pipe head 11 until it moves to the position of the clamping hole 111 and is clamped with the clamping hole 111, thereby completing the connection and fixation of the pipe head 11 and the connecting pipe 12, repeating the above steps, different numbers of connecting pipes 12 and bent pipes 13 can be connected;

[0038] The provision of the sealing gasket 113 is helpful to improve the sealing performance of the connection between the pipe head 11 and the connecting pipe 12, thereby reducing the gas leakage of the combustion tube body 1 when in use.

[0039] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the above preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.

[0040] A person skilled in the art will appreciate that all or part of the steps in the above-mentioned embodiment method can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, such as ROM / RAM, a disk, an optical disk, etc.

[0041] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A splicable combustion tube, characterized in that: include: A combustion tube body (1), the combustion tube body (1) comprising a tube head (11), a connecting tube (12) and a bent tube (13); The outer wall of the pipe head (11) is provided with a clamping hole (111); A spherical hole (121) is provided on a side of the connecting tube (12) close to the tube head (11); a positioning ball (122) is fixedly mounted on the inner wall of the spherical hole (121); a rectangular groove (123) is provided on a side of the positioning ball (122) away from the tube head (11); and the rectangular groove (123) is located on the outer side of the connecting tube (12); an auxiliary sleeve (124) is fixedly mounted on the inner wall of the connecting tube (12); the auxiliary sleeve (124) is in contact with the positioning ball (122); and the outer wall of the positioning ball (122) is in contact with the clamping hole (111).

2. The splicable combustion tube according to claim 1, characterized in that: A guide block (112) is fixedly mounted on one side of the pipe head (11) close to the connecting pipe (12), a limiting groove (125) is provided on one side of the connecting pipe (12) close to the pipe head (11), and the guide block (112) is snap-fitted to the limiting groove (125).

3. The splicable combustion tube according to claim 1, characterized in that: A sealing gasket (113) is fixedly mounted on the end of the tube head (11), and a side of the sealing gasket (113) away from the tube head (11) abuts against an outer wall of the connecting tube (12).

4. The splicable combustion tube according to claim 1, characterized in that: The number of the spherical holes (121) and the positioning balls (122) is two, and the two spherical holes (121) and the positioning balls (122) are evenly distributed on the outer wall of the connecting tube (12).

5. The splicable combustion tube according to claim 1, characterized in that: The outer wall of the connecting pipe (12) is provided with through holes (126), and the number of the through holes (126) is a plurality.

6. The splicable combustion tube according to claim 1, characterized in that: The cross-sectional shape of the end of the tube head (11) is a right-angled trapezoid, and the hypotenuse of the end of the tube head (11) is located on a side close to the connecting tube (12).

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