CN218928659U - Heating device for to metal framework tubular product terminal surface - Google Patents

Abstract

The utility model discloses a heating device for the end face of a metal framework pipe, which comprises a machine body and is characterized in that the machine body is provided with an annular heating cavity for the end part of the pipe to extend in and a heating unit for heating the end face of the pipe; the heating unit is positioned at the annular heating cavity and is not contacted with the pipe extending into the annular heating cavity. According to the utility model, the end part of the pipe is limited and fixed through the annular heating cavity on the machine body, so that the heating unit is not required to be limited and fixed, the heating unit can be heated under the condition of not contacting with the pipe, and the condition of bonding during heating is avoided. The heating unit can adopt an infrared lamp heating structure, the infrared rays can heat the end face of the pipe, the plastic on the end face of the pipe can be heated by controlling the wavelength of the infrared rays, the heating temperature of metal in the pipe is small, the end face of the pipe is uniformly heated, and the heating speed is high.

Description

A heating device for the end face of metal skeleton pipe

technical field

The utility model belongs to the technical field of pipe processing, and in particular relates to a heating device for the end face of a metal skeleton pipe.

Background technique

After cutting off the middle metal skeleton part of the metal skeleton pipe, the remaining two layers of plastic, the inner and outer layers, need to be heated and melted to form a whole, and the current general molding scheme is: the heating plate is made into the shape of the pipe notch, and the cut After the end faces of the pipes are matched one-to-one, the end faces of the pipes are heated. This processing method has the following disadvantages:

The heating plate is in direct contact with the pipe, and the pipe material is made of plastic, PE or PVC, which is easy to stick to the heating plate and requires manual cleaning, which affects the degree of automation.

Utility model content

In order to solve the above technical problem, the technical problem to be solved by the utility model is to provide a heating device for the end face of the metal skeleton pipe.

The purpose of this utility model is achieved by the following technical solutions:

A heating device for the end face of a metal skeleton pipe, including a body, the body has an annular heating chamber for the end of the pipe to extend into and a heating unit for heating the end face of the pipe; the heating unit is located at the annular heating chamber and is not connected to the The pipes protruding into the annular heating chamber are in contact.

In the utility model, an annular heating chamber is arranged on the machine body, and the end of the pipe is inserted into the annular heating chamber, so that the end of the pipe is limited in the annular heating chamber, and then the heating unit located at the annular heating chamber is in non-contact with the pipe. heating in the state. In the utility model, the end of the pipe is limited and fixed through the annular heating chamber on the body, so there is no need to limit and fix the heating unit, and the heating unit can be heated without contact with the pipe, avoiding heating when bonding occurs.

In the utility model, there are various structural forms for forming the annular heating cavity. As a preference, the body includes a heating inner plate and a heating outer plate that is sheathed on the outside of the heating inner plate; the heating inner plate and the heating There is a space between the outer plates, which space forms said annular heating chamber.

When heating in the utility model, the end of the pipe extends into the annular heating cavity, and the end of the pipe can be limited between the heating inner plate and the heating outer plate to realize position-limiting positioning.

Preferably, a first annular heating groove is provided on the outer wall of the heating inner plate, and a second annular heating groove corresponding to the position of the first annular heating groove is arranged on the inner wall of the heating outer plate.

In the utility model, the first annular heating groove and the second annular heating groove form a limiting effect, which can make the heat generated by the heating unit evenly distributed in the first annular heating groove and the second annular heating groove, so as to uniformly heat the end surface of the pipe.

The structural form of the heating unit in the utility model also can have multiple, and its setting position also can have multiple ways.

Preferably, the heating unit is arranged in the annular heating chamber. In the utility model, the heating unit can be arranged in the annular heating cavity, and the heating can be performed in the non-contact state of the pipe materials. The heating unit arranged in the annular heating chamber can have various structural forms, and various existing structural forms can be adopted. For example, preferably, the heating unit includes a heating element surrounding the annular heating chamber. The utility model can surround the heating element in the annular heating cavity, for example, the heating element can be set in the form of a ring structure, can be a plurality of semi-circular heating elements surrounding the annular heating cavity, or can be in the form of a ring structure In order to make the end surface of the pipe evenly heated, the heating element in the form of a ring structure can be worn in the annular heating chamber.

In order to uniformly heat the end surface of the pipe, preferably, the heating element surrounds the annular heating chamber and corresponds to the position of the end surface of the pipe.

In the utility model, the heating element can be in various existing structural forms, and preferably, the heating element is an infrared heating element and/or an electric heating element. In the utility model, the mode of infrared heating can be adopted, and the mode of electric heating can also be adopted.

As a further preference, the heating element is an infrared heating element. In the utility model, infrared heating can be adopted, and the infrared lamp can control the wavelength of infrared light by emitting infrared rays to heat the plastic at the end face of the pipe, while the metal in the pipe is less heated.

Preferably, the two opposite ends of the annular heating chamber are respectively a heating end and an extending end for the end of the pipe to extend into, and the heating unit is arranged at the heating end. In the utility model, the heating unit can also be arranged outside the annular heating chamber for heating.

The utility model has various structural forms of the heating unit arranged outside the annular heating chamber. As a preference, the heating unit includes a heating plate arranged at the heating end, and the surface of the heating plate is connected with the heating plate extending from the insertion end. Corresponds to the position of the end face of the pipe entering the annular heating chamber. The plate surface of the heating plate can correspond to the position of the annular heating chamber, so that the end surfaces of the pipes in the annular heating chamber are evenly heated.

In the utility model, the heating plate can also have various structural forms. As a preference, the heating plate is composed of several heating elements. There are many ways to arrange the heating elements in the present invention, for example, they can be arranged side by side. Therefore, preferably, the heating plate includes several heating elements arranged side by side. When the side-by-side arrangement is adopted, the heating elements can be arranged side by side to form a plate, which can make all areas of the plate surface can be heated. When heating pipes with different diameters, the end faces of pipes with different diameters are uniform. Corresponding to the surface of the heating plate, it can realize the heating of pipes with different diameters. Therefore, this type of heating plate can match the heating of pipes with different diameters and has a wide range of applications. Of course, other arrangements are also possible in the utility model to form a plate-like form, for example, a variety of schemes such as circumferential arrangement, and each heating element is spliced to form a plate-like form. Therefore, the heating plate may also include several heating elements arranged along the circumferential direction.

In the utility model, the heating plate also includes a fixed plate, and the heating elements arranged side by side are installed on the fixed plate side by side, and the side where the heating element is installed is heated toward the end surface of the pipe, and the specific installation method between the heating element and the fixed plate is conventional. method, which will not be described here.

In addition, there may be various structural forms of the heating elements in the present invention, such as electric heating elements and infrared heating elements. Moreover, the infrared heating element and the electric heating element in the utility model can adopt various conventional structures. For example, the infrared heating element can adopt the structure of an infrared heating tube, and the electric heating element can adopt the structure of an electric heating wire or an electric heating tube. In the form of heating elements in tubular form, they are arranged side by side to form a plate-like form.

The beneficial effects of the utility model compared with the prior art are:

(1) In the utility model, the end of the pipe is limited and fixed through the annular heating chamber on the body, so there is no need to limit and fix the heating unit, and the heating unit can be heated without contact with the pipe. It avoids the occurrence of bonding when heating.

(2) In the utility model, the heating unit can adopt an infrared lamp heating structure. Infrared heating of the end face of the pipe can control the wavelength of infrared light to heat the plastic on the end face of the pipe, while the metal in the pipe is less heated and ensures that the end face of the pipe is heated. Uniform, fast heating.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments. Obviously, the accompanying drawings in the following description are some embodiments of the utility model. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic structural view of an embodiment of the present invention.

Fig. 3 is a schematic structural view of an embodiment of the present invention.

Fig. 4 is a structural schematic diagram of an embodiment of the heating plate in the present invention.

Fig. 5 is a structural schematic diagram of an embodiment of the heating plate in the present invention.

Instructions for identification in the figure:

1. Heating inner plate; 2. Heating outer plate; 3. Annular heating chamber; 4. Heating element; 5. Heating plate; 6. Pipe material; 7. Fixing plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. . Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be understood that when used in this specification and the appended claims, the terms "comprising" and "comprises" indicate the presence of described features, integers, steps, operations, elements and/or components, but do not exclude one or Presence or addition of multiple other features, integers, steps, operations, elements, components and/or collections thereof.

It should also be understood that the terminology used in the description of the present invention is only for the purpose of describing specific embodiments and is not intended to limit the present invention. As used in this specification and the appended claims, the singular forms "a", "an" and "the" are intended to include plural referents unless the context clearly dictates otherwise.

It should also be further understood that the term "and/or" used in the description of the utility model and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combination.

As shown in Figures 1 to 3, this embodiment is a heating device for the end face of a metal skeleton pipe, including a body, the body has an annular heating chamber 3 for the end of the pipe 6 to extend into and a heating device for heating the end face of the pipe. A heating unit; the heating unit is located at the annular heating chamber 3 and is not in contact with the pipe protruding into the annular heating chamber 3 .

In this embodiment, an annular heating chamber 3 is provided on the body, and the end of the pipe is inserted into the annular heating chamber 3 so that the end of the pipe is limited in the annular heating chamber 3, and then the heating unit located at the annular heating chamber 3 is heated. Heating is performed without contact with the pipe. In this embodiment, the end of the pipe is limited and fixed through the annular heating chamber 3 on the machine body, so there is no need to limit and fix the heating unit, and the heating unit can be heated without contact with the pipe, avoiding Bonding occurs when heated.

In this embodiment, there are various structural forms for forming the annular heating chamber 3. In one embodiment, the body includes a heating inner plate 1 and a heating outer plate 2 that is sheathed on the outside of the heating inner plate 1; There is a space between the heating inner plate 1 and the heating outer plate 2 , and the space forms the annular heating chamber 3 .

When heating in this embodiment, the end of the pipe extends into the annular heating chamber 3 , and the end of the pipe can be limited between the heating inner plate 1 and the heating outer plate 2 to realize position limitation.

In one embodiment, the outer wall of the heating inner plate 1 is provided with a first annular heating groove, and the inner wall of the heating outer plate 2 is provided with a second annular heating groove corresponding to the position of the first annular heating groove .

In this embodiment, the first annular heating groove and the second annular heating groove form a limiting effect, which can make the heat generated by the heating unit evenly distributed in the first annular heating groove and the second annular heating groove, so as to uniformly heat the end surface of the pipe.

In this embodiment, the structure of the heating unit can also have various forms, and its setting position can also have various ways.

In one embodiment, as shown in FIG. 2 , the heating unit is disposed in the annular heating chamber 3 in this embodiment. In this embodiment, the heating unit can be arranged in the annular heating chamber 3 to heat the pipes in a non-contact state. There are many structural forms of the heating unit arranged in the annular heating chamber 3, and various existing structural forms can be adopted. For example, in one embodiment, the heating unit includes a heating element. In this embodiment, the heating element can be surrounded in the annular heating chamber 3. For example, the heating element can be arranged in the form of a ring structure, which can be a plurality of semi-circular heating elements surrounding the annular heating chamber 3, or can be a ring. The structural form of the heating element, in order to uniformly heat the end surface of the pipe, may be a ring-shaped heating element that is inserted into the annular heating chamber 3 .

In order to evenly heat the end surface of the pipe, in one embodiment, the heating element surrounds the annular heating chamber 3 and corresponds to the position of the end surface of the pipe.

In this embodiment, the heating element can be in various existing structural forms. In one embodiment, the heating element is an infrared heating element and/or an electric heating element. In this embodiment, infrared heating can be used, and electric heating can also be used. Generally, the heating element in this embodiment is an infrared heating element. In this embodiment, infrared heating can be used. The infrared lamp can control the wavelength of infrared light by emitting infrared rays to heat the plastic on the end face of the pipe, while the metal in the pipe is less heated.

In one embodiment, as shown in Figure 3, the two opposite ends of the annular heating chamber 3 in this embodiment are respectively the heating end and the extending end for the end of the pipe to extend into, and the heating unit is arranged on the Heated end. In this embodiment, the heating unit can also be arranged outside the annular heating chamber 3 for heating.

In this embodiment, there are various structural forms of the heating unit arranged outside the annular heating chamber 3. In one embodiment, the heating unit includes a heating plate 5 arranged at the heating end, and the surface of the heating plate 5 is connected to the The positions of the end faces of the pipes whose protruding end protrudes into the annular heating chamber 3 correspond. The plate surface of the heating plate 5 can correspond to the position of the annular heating chamber 3, so that the end surfaces of the pipes in the annular heating chamber 3 are evenly heated.

In this embodiment, the heating plate 5 can also have various structural forms, for example, as shown in FIG. 4 and FIG. 5 , in one embodiment, the heating plate 5 is composed of several heating elements 4 arranged in an arrangement. There are many ways to arrange the heating elements 4 in the present invention, for example, they can be arranged side by side. Therefore, in one embodiment, the heating plate includes several heating elements arranged side by side. When the side-by-side arrangement is adopted, the heating elements can be arranged side by side to form a plate, which can make all areas of the plate surface can be heated. When heating pipes with different diameters, the end faces of pipes with different diameters are uniform. Corresponding to the surface of the heating plate, it can realize the heating of pipes with different diameters. Therefore, this type of heating plate can match the heating of pipes with different diameters and has a wide range of applications. Of course, other arrangements are also possible in this embodiment, so as to form a plate-like form, such as circumferential arrangement and other arrangements, and each heating element is spliced to form a plate-like form. Therefore, the heating plate may also include several heating elements arranged along the circumferential direction.

As shown in Figures 4 and 5, the heating plate 5 in this embodiment also includes a fixed plate 7, and the heating elements arranged side by side are mounted on the fixed plate 7 side by side, and the side where the heating element is installed is heated toward the end surface of the pipe, wherein the heating element There are conventional methods for installation with the fixing plate, and details will not be repeated here.

In addition, there may be various structural forms of the heating element 4 in this embodiment, such as an electric heating element and an infrared heating element. Moreover, the infrared heating element and the electric heating element in this embodiment can adopt various existing conventional structural forms, for example, the infrared heating element can adopt the structural form of an infrared heating tube, and the electric heating element can adopt the structure of an electric heating wire or an electric heating tube In the form of heating elements in tubular form, they are arranged side by side to form a plate-like form.

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of various Equivalent modifications or replacements shall all fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (10)

1. A heating device for the end face of a metal skeleton pipe, comprising a body, characterized in that the body has an annular heating chamber for the end of the pipe to extend into and a heating unit for heating the end face of the pipe; the heating unit is located in the ring at the heating chamber and not in contact with the pipe extending into the annular heating chamber. 2. The heating device for the end face of the metal skeleton pipe according to claim 1, wherein the body includes a heating inner plate and a heating outer plate that is sheathed on the outside of the heating inner plate; the heating inner plate and the heating inner plate are There is a space between the heating outer plates, and the space forms the annular heating cavity. 3. The heating device for the end face of the metal skeleton pipe according to claim 2, characterized in that, the outer wall of the heating inner plate is provided with a first annular heating groove, and the inner wall of the heating outer plate is provided with a The second annular heating tank corresponding to the position of the first annular heating tank. 4. The heating device for the end surface of the metal skeleton pipe according to any one of claims 1-3, wherein the heating unit is arranged in the annular heating chamber. 5 . The heating device for the end face of the metal skeleton pipe according to claim 4 , wherein the heating unit comprises a heating element surrounding the annular heating chamber. 6 . 6 . The heating device for the end surface of the metal skeleton pipe according to claim 5 , wherein the heating element surrounds the annular heating chamber and corresponds to the position of the end surface of the pipe. 7 . 7. The heating device for the end face of the metal skeleton pipe according to claim 5 or 6, wherein the heating element is an infrared heating element and/or an electric heating element. 8. The heating device for the end face of the metal skeleton pipe according to any one of claims 1 to 3, characterized in that, the two opposite ends of the annular heating chamber are respectively the heating end and the extension for the end of the pipe to extend into. The heating unit is arranged at the heating end. 9. The heating device for the end face of the metal skeleton pipe according to claim 8, wherein the heating unit comprises a heating plate arranged at the heating end, and the surface of the heating plate is connected to the end surface extending from the extending end. The positions of the end surfaces of the pipes protruding into the annular heating chamber correspond to each other. 10. The heating device for the end face of metal skeleton pipe according to claim 9, characterized in that, the heating plate comprises several heating elements arranged side by side or several heating elements arranged along the circumferential direction; the heating The parts are infrared heating parts or electric heating parts.

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