Industrial hot air tuyere assembly

Abstract

The utility model belongs to the technical field of tuyere assemblies, and particularly relates to an industrial hot air tuyere assembly which comprises an air pipe, a turbulent flow structure and a tuyere, an output end of the air pipe extends to be provided with an inner barrel, an input end of the tuyere is provided with an outer barrel matched with the inner barrel in a sleeved mode, and the outer barrel is provided with a turbulent flow structure. The turbulent flow structure comprises a center column, a plurality of turbulent flow blades annularly arranged on the side portion of the center column and a plurality of connecting rods annularly arranged on the end portion of the center column, the inner barrel is provided with a first abutting portion, and the outer barrel is provided with a second abutting portion. The outer cylinder and the inner cylinder are separated by detaching the tuyere, the first abutting part and the second abutting part cancel the abutting acting force on the free end of the connecting rod during separation, and the gap between the adjacent turbulent flow blades is reduced by replacing turbulent flow structures of more turbulent flow blades so as to achieve the effect of improving the output heat of the tuyere. By replacing the turbulent flow structure with fewer turbulent flow blades, the gaps between the adjacent turbulent flow blades are increased so as to achieve the effect of reducing the output heat of the tuyere.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of tuyere assembly, especially relates to industrial hot air tuyere assembly. BACKGROUND

[0002] The tuyere assembly of the industrial hot air machine needs to pass through complex calculation and repeated verification to manufacture the blast nozzle to reach the average hot air, in the prior art, in order to reduce the heat flow difference between the tuyere center and the tuyere edge, the disturbance vane is arranged at the air inlet end of the blast nozzle, the spiral wind is generated by utilizing the wind rotation principle to make the air and heat in the air duct keep average, but this structure still has the following disadvantages: it is difficult to adjust the heat of the output hot air. SUMMARY

[0003] The utility model discloses an industrial hot air tuyere assembly, which aims to solve the technical problems in the prior art.

[0004] To achieve the above-mentioned purpose, the industrial hot air tuyere assembly provided by the utility model embodiment comprises a wind pipe, a disturbance structure and a blast nozzle, the output end of the wind pipe is provided with an inner cylinder body, the input end of the blast nozzle is provided with an outer cylinder body matched with the inner cylinder body, the blast nozzle is separably fixed to the output end of the wind pipe through the outer cylinder body, the disturbance structure comprises a center column, a plurality of disturbance vanes arranged on the side of the center column and a plurality of connecting rods arranged on the end of the center column, the inner cylinder body is provided with a first abutting part, the outer cylinder body is provided with a second abutting part, and the first abutting part and the second abutting part can respectively act on the free end of the connecting rod in the air supply direction.

[0005] Optionally, the first abutting part is a first notch opened at one end of the inner cylinder body close to the outer cylinder body, the second abutting part is a second notch opened at one end of the outer cylinder body close to the inner cylinder body, and the width size of the first notch and the second notch is equal to the diameter size of the connecting rod.

[0006] Optionally, the inner end of the first notch is provided with a first semicircular surface, the inner end of the second notch is provided with a second semicircular surface, and the first semicircular surface and the second semicircular surface respectively act on the outer side surface of the connecting rod.

[0007] Optionally, the connecting rod is provided with three, and the three connecting rods are arranged on the end of the center column at equal angles with the center column as the axis.

[0008] Optionally, a semicircular notch corresponding to the connecting rod is opened at the end of the center column, and the fixed end of the connecting rod is welded with the semicircular notch.

[0009] Optionally, the plurality of disturbance vanes spirally extend around the center column in the air supply direction.

[0010] The industrial hot air tuyere assembly provided by the embodiment of the utility model has at least one of the following technical effects: the outer cylinder and the inner cylinder are separated by disassembling the tuyere, the first abutting portion and the second abutting portion cancel the abutting force on the free end of the connecting rod when separated, the effect of disassembling the spoiler structure is realized, the spoiler structure with more spoiler blades is replaced, the gap between adjacent spoiler blades is reduced, the effect of improving the output heat of the tuyere is realized, the spoiler structure with less spoiler blades is replaced, the gap between adjacent spoiler blades is increased, the effect of reducing the output heat of the tuyere is realized, and the application range is widened. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor under the premise of not paying the creative labor.

[0012] Fig. 1 The structure diagram of the industrial hot air tuyere assembly provided by the embodiment of the utility model is shown.

[0013] Fig. 2 The component exploded view of the industrial hot air tuyere assembly provided by the embodiment of the utility model is shown.

[0014] Fig. 3 The structure diagram of the spoiler structure provided by the embodiment of the utility model is shown.

[0015] In the drawings, various reference signs are as follows:

[0016] 1 - air pipe 2 - spoiler structure 3 - tuyere

[0017] 11 - inner cylinder 12 - first abutting portion 121 - first gap

[0018] 122 - first semicircular surface 21 - center column 211 - semicircular gap

[0019] 22 - spoiler blade 23 - connecting rod 31 - outer cylinder

[0020] 32 - second abutting portion 321 - second gap 322 - second semicircular surface. DETAILED DESCRIPTION

[0021] The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary, and are intended to explain the embodiments of the present application, and cannot be understood as a limitation of the present application.

[0022] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only intended to facilitate the description of the embodiments of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0023] In addition, the terms "first", "second" are only used for descriptive purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0024] In the embodiments of the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0025] In one embodiment of the present application, as Figs. 1-3As shown, the industrial hot air tuyere assembly is provided, which comprises a duct 1, a spoiler structure 2 and a tuyere 3, an inner cylinder 11 is arranged at the output end of the duct 1, an outer cylinder 31 is arranged at the input end of the tuyere 3 and is sleeved with the inner cylinder 11, the tuyere 3 is detachably fixed to the output end of the duct 1 through the outer cylinder 31, the spoiler structure 2 comprises a center column 21, a plurality of spoiler blades 22 arranged in a ring shape on the side of the center column 21 and a plurality of connecting rods 23 arranged in a ring shape on the end of the center column 21, the inner cylinder 11 is provided with a first abutting portion 12, the outer cylinder 31 is provided with a second abutting portion 32, and the first abutting portion 12 and the second abutting portion 32 can respectively act on the free end of the connecting rod 23 in the air supply direction. Specifically, the number of spoiler blades 22 can be, but is not limited to, 3, 4, 5 or the like, a plurality of spoiler blades 22 are arranged in a ring shape on the side of the center column 21 at equal angles, the outer side of the inner cylinder 11 is provided with a screw hole, the side of the outer cylinder 31 is provided with a screw counterbore corresponding to the screw hole, and the outer cylinder 31 is detachably connected with the inner cylinder 11 through a screw, so that the spoiler structure 2 can be quickly disassembled and assembled.

[0026] In an embodiment of the present application, as shown in Fig. 2 The first abutting portion 12 is a first notch 121 arranged at one end of the inner cylinder 11 close to the outer cylinder 31, the second abutting portion 32 is a second notch 321 arranged at one end of the outer cylinder 31 close to the inner cylinder 11, and the width of the first notch 121 and the second notch 321 is equal to the diameter of the connecting rod 23.

[0027] In an embodiment of the present application, as shown in Fig. 2 The inner end of the first notch 121 is provided with a first semicircular surface 122, the inner end of the second notch 321 is provided with a second semicircular surface 322, and the first semicircular surface 122 and the second semicircular surface 322 respectively act on the outer side of the connecting rod 23. Specifically, the first notch 121 and the second notch 321 extend along the axial direction of the duct 1 and act on the connecting rod 23 along the radial direction of the connecting rod 23 from the inside to the outside, the free end of the connecting rod 23 extends along the axial direction of the connecting rod 23 to the end close to the second notch 321, and during assembly, the first semicircular surface 122 and the second semicircular surface 322 respectively clamp the connecting rod 23, so that the contact area with the connecting rod 23 is increased and the frictional force of the contact and abutting is increased, thereby improving the stability of the assembly.

[0028] In an embodiment of the present application, as shown in Fig. 3As shown, the connecting rods 23 are provided with three, three connecting rods 23 are arranged at the end of the center column 21 with the center column 21 as the axis of equal angle. A plurality of spoiler blades 22 on the center column 21 are fixed in the air supply channel by three connecting rods 23, which is beneficial to improve the stability of the assembly of the spoiler structure 2.

[0029] In an embodiment of the utility model, as shown in Fig. 3 As shown, the end of the center column 21 is provided with a semicircular notch 211 corresponding to the connecting rod 23, and the fixed end of the connecting rod 23 is welded with the semicircular notch 211. The semicircular notch 211 increases the contact area with the connecting rod 23, which is beneficial to improve the stability of the welding fixation.

[0030] In an embodiment of the utility model, as shown in Fig. 3 As shown, a plurality of spoiler blades 22 extend spirally around the center column 21 in the air supply direction. Specifically, the cross section of the spoiler blade 22 is arc-shaped, and the spiral directions of a plurality of spoiler blades 22 are the same, the convex direction of the spoiler blade 22 is the air inlet side, and the foregoing structure changes the linear heat flow into spiral conveying to produce wind rotation, thereby reducing the difference between the heat flow of the air port center and the heat flow of the air port edge.

[0031] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An industrial hot air tuyere assembly, characterized by: The air pipe, the spoiler structure and the air nozzle, the output end of the air pipe is provided with an inner cylinder, the input end of the air nozzle is provided with an outer cylinder matched with the inner cylinder, the air nozzle is detachably fixed to the output end of the air pipe through the outer cylinder, the spoiler structure includes a center column, a plurality of spoiler blades arranged on the side of the center column, and a plurality of connecting rods arranged on the end of the center column, the inner cylinder is provided with a first abutting part, the outer cylinder is provided with a second abutting part, the first abutting part and the second abutting part respectively act on the free end of the connecting rod in the air supply direction.

2. The industrial hot air hood assembly of claim 1, wherein: The first abutting part is a first notch opened on one end of the inner cylinder close to the outer cylinder, and the second abutting part is a second notch opened on one end of the outer cylinder close to the inner cylinder, the width of the first notch and the second notch is equal to the diameter of the connecting rod.

3. The industrial air-knife lip assembly of claim 2, wherein: The inner end of the first notch is provided with a first semicircular surface, and the inner end of the second notch is provided with a second semicircular surface, the first semicircular surface and the second semicircular surface respectively act on the outer side surface of the connecting rod.

4. The industrial hot air hood assembly of claim 1, wherein: The connecting rod is provided with three, three connecting rods are arranged on the end of the center column with equal angle as the center column.

5. The industrial air-knife lip assembly of claim 4, wherein: The end of the center column is provided with a semicircular notch corresponding to the connecting rod, and the fixed end of the connecting rod is welded with the semicircular notch.

6. The industrial air blast port assembly of claim 1, wherein: A plurality of spoiler blades are spirally extended around the center column in the air supply direction.

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