Nozzle device for facilitating heat dissipation

Abstract

The utility model relates to a nozzle device convenient for heat dissipation, including support, nozzle assembly and heat dissipation subassembly, nozzle assembly includes shell, outer tube and feeding pipe, shell is equipped with through -hole and liquid containing cavity, through -hole extends along the axial direction of shell, and liquid containing cavity is used for accommodating coolant, one end of outer tube is communicated with one end of shell, and feeding pipe is contained in outer tube, and one end of feeding pipe is communicated with through -hole, heat dissipation subassembly includes first connecting pipe, second connecting pipe, liquid inlet pipe and liquid outlet pipe, and first connecting pipe and second connecting pipe are all contained in outer tube, and second connecting pipe is communicated with first connecting pipe to convey coolant, liquid inlet pipe and liquid outlet pipe are communicated with liquid containing cavity respectively, and liquid inlet pipe and liquid outlet pipe are connected with both ends of shell respectively, the nozzle device convenient for heat dissipation of this through the coolant of flowing through first connecting pipe and second connecting pipe and promptly discharging the heat of feeding pipe, through the coolant of liquid containing cavity cooling shell, accelerate heat dissipation, and cooling is even, the nozzle device convenient for heat dissipation of this structure is simple, and cooling effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to nozzle technical field, in particular to a nozzle device convenient to heat dissipation. BACKGROUND

[0002] In the industrial production process, often through the nozzle spray, welding, 3D printing etc.; such as 3D printing, at the same time, high temperature also can be conducted to the nozzle cavity when material melts, the commonly used method is arranged cooling fan outside the nozzle cavity, through the air flow to accelerate to carry out forced heat dissipation, but, air flow speed is uneven, easy to make the nozzle cavity uneven heat dissipation, inside still exists the phenomenon of overheating, and the heat dissipation effect is poor. SUMMARY

[0003] Therefore, it is necessary to provide a nozzle device convenient to heat dissipation aiming at the above problems.

[0004] A nozzle device convenient to heat dissipation, including support, nozzle assembly and heat dissipation assembly, the nozzle assembly includes shell, outer tube and feeding pipe, the shell is equipped with through hole and liquid containing cavity, the through hole extends along the axial direction of the shell, and the liquid containing cavity is used for containing cooling liquid, one end of the outer tube is communicated with one end of the shell, the feeding pipe is contained in the outer tube, and one end of the feeding pipe is communicated with the through hole, the heat dissipation assembly includes first connecting pipe, second connecting pipe, liquid inlet pipe and liquid outlet pipe, the first connecting pipe and the second connecting pipe are contained in the outer tube, and the second connecting pipe is communicated with the first connecting pipe to convey cooling liquid, the liquid inlet pipe and the liquid outlet pipe are communicated with the liquid containing cavity respectively, and the liquid inlet pipe and the liquid outlet pipe are connected with two ends of the shell respectively.

[0005] In one embodiment, the nozzle assembly further includes a fixing seat, the fixing seat is installed on one end of the outer tube, the fixing seat is provided with a hole groove, one end of the hole groove is communicated with the through hole, and the other end is communicated with the feeding pipe.

[0006] In one embodiment, the shell includes a positioning part, a housing part and a nozzle part connected in sequence, the positioning part is used for fixing the support, the liquid containing cavity is arranged in the housing part, and the liquid inlet pipe and the liquid outlet pipe are communicated with the housing part respectively.

[0007] In one embodiment, the liquid inlet pipe is communicated with one end of the housing part close to the nozzle part, and the liquid outlet pipe is communicated with one end of the housing part close to the positioning part.

[0008] In one embodiment, the positioning part is threadedly connected with the support.

[0009] In one embodiment, the outer tube is threadedly connected with the positioning part.

[0010] In one of the embodiments, the through hole comprises a first through hole, a second through hole and a third through hole connected in sequence, the first through hole is arranged on the positioning part, the second through hole is arranged on the shell part, and the third through hole is arranged on the nozzle part; the hole diameters of the first through hole, the second through hole and the third through hole gradually decrease.

[0011] In one of the embodiments, the heat dissipation assembly further comprises a through pipe, one end of the through pipe is communicated with the first connecting pipe, and the other end of the through pipe is communicated with the second connecting pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The nozzle device convenient for heat dissipation of the utility model timely discharges the heat dissipated by the feeding pipe through the cooling liquid flowing through the first connecting pipe and the second connecting pipe, and the cooling liquid cools the shell through the liquid containing cavity, so that the heat dissipation is accelerated and uniform cooling is achieved; the nozzle device convenient for heat dissipation has simple structure and good cooling effect. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The structure diagram of the nozzle device convenient for heat dissipation is shown in one embodiment of the utility model;

[0015] Figure 2 The structure diagram of the nozzle device convenient for heat dissipation is shown in one embodiment of the utility model; Figure 1 The sectional view of the nozzle device convenient for heat dissipation is shown.

[0016] The meanings of the reference signs in the drawings are as follows:

[0017] 100, the nozzle device convenient for heat dissipation;

[0018] 10, the support; 20, the nozzle assembly; 21, the shell; 201, the through hole; 2011, the first through hole; 2012, the second through hole; 2013, the third through hole; 202, the liquid containing cavity; 211, the positioning part; 212, the shell part; 213, the nozzle part; 22, the outer pipe; 23, the feeding pipe; 24, the fixing seat; 240, the hole groove; 30, the heat dissipation assembly; 31, the first connecting pipe; 32, the second connecting pipe; 33, the liquid inlet pipe; 34, the liquid outlet pipe; 35, the through pipe. DETAILED DESCRIPTION

[0019] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model are described in detail below. In the following description, a lot of specific details are set forth in order to fully understand the utility model. However, the utility model can be implemented in many other ways different from the description herein, and those skilled in the art can make similar improvements without departing from the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0020] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0021] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0022] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "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 internal communication of two elements or the interaction relationship of two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] In the utility model, unless otherwise specifically defined and limited, the first feature "on" or "under" the second feature can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0024] It is to be understood that when an element such as a layer, region or substrate is referred to as being "on" or "connected to" another element, it can be directly on or connected to the other element or intervening elements can be present. In contrast, when an element is referred to as being "directly on" or "directly connected to" another element, there are no intervening elements present. It will be understood that, although the terms "first", "second", etc. can be used herein to describe various elements, these elements should not be limited by these terms since such elements are commonly known by other terms.

[0025] Reference will now be made to Figure 1 With Figure 2 The nozzle device 100 of the present application comprises a bracket 10, a nozzle assembly 20 and a heat dissipation assembly 30. The nozzle assembly 20 comprises a shell 21, an outer tube 22 and a feeding tube 23. The shell 21 is provided with a through hole 201 and a liquid containing cavity 202. The through hole 201 extends along the axial direction of the shell 21. The liquid containing cavity 202 is used for containing cooling liquid. One end of the outer tube 22 is communicated with one end of the shell 21. The feeding tube 23 is contained in the outer tube 22. One end of the feeding tube 23 is communicated with the through hole 201. The heat dissipation assembly 30 comprises a first connecting tube 31, a second connecting tube 32, a liquid inlet tube 33 and a liquid outlet tube 34. The first connecting tube 31 and the second connecting tube 32 are both contained in the outer tube 22. The second connecting tube 32 is communicated with the first connecting tube 31 to transfer cooling liquid. The liquid inlet tube 33 and the liquid outlet tube 34 are both communicated with the liquid containing cavity 202. The liquid inlet tube 33 and the liquid outlet tube 34 are both connected with two ends of the shell 21. The nozzle device 100 of the present application can timely dissipate the heat generated by the feeding tube 23 through the cooling liquid flowing through the first connecting tube 31 and the second connecting tube 32. The shell 21 can be cooled by the cooling liquid in the liquid containing cavity 202. The heat dissipation is accelerated and uniform.

[0026] As Figure 1 With Figure 2 In the present embodiment, the bracket 10 is mounted on an external mechanism. The nozzle assembly 20 comprises a shell 21, an outer tube 22 and a feeding tube 23. The shell 21 is provided with a through hole 201 and a liquid containing cavity 202. The through hole 201 extends along the axial direction of the shell 21. The liquid containing cavity 202 is used for containing cooling liquid. One end of the outer tube 22 is communicated with one end of the shell 21. The feeding tube 23 is contained in the outer tube 22. One end of the feeding tube 23 is communicated with the through hole 201. Optionally, the shell 21 comprises a positioning portion 211, a shell portion 212 and a nozzle head portion 213 which are connected in sequence. The positioning portion 211 is used for fixing the bracket 10. The liquid containing cavity 202 is arranged in the shell portion 212. Further, the positioning portion 211 is threadedly connected with the bracket 10. The outer tube 22 is threadedly connected with the positioning portion 211.

[0027] In an embodiment, the through hole 201 comprises a first through hole 2011, a second through hole 2012 and a third through hole 2013 connected in sequence, the first through hole 2011 is arranged at the positioning portion 211, the second through hole 2012 is arranged at the shell portion 212, and the third through hole 2013 is arranged at the nozzle portion 213; the diameters of the first through hole 2011, the second through hole 2012 and the third through hole 2013 gradually decrease. The nozzle assembly 20 further comprises a fixing seat 24, which is arranged at one end of the outer pipe 22; the fixing seat 24 is provided with a hole groove 240, one end of the hole groove 240 is communicated with the through hole 201, and the other end is communicated with the feeding pipe 23.

[0028] Please refer to Figure 1 and Figure 2 The heat dissipation assembly 30 comprises a first connecting pipe 31, a second connecting pipe 32, a liquid inlet pipe 33 and a liquid outlet pipe 34, the first connecting pipe 31 and the second connecting pipe 32 are arranged in the outer pipe 22, the second connecting pipe 32 is communicated with the first connecting pipe 31 to convey cooling liquid so as to cool the outer pipe 22; the liquid inlet pipe 33 and the liquid outlet pipe 34 are respectively communicated with the liquid containing cavity 202, and the liquid inlet pipe 33 and the liquid outlet pipe 34 are respectively connected to two ends of the shell 21; optionally, one end of the first connecting pipe 31 away from the second connecting pipe 32 is communicated with a cooling liquid tank, and one end of the second connecting pipe 32 away from the first connecting pipe 31 is communicated with a return tank; one end of the liquid inlet pipe 33 is communicated with the cooling liquid tank, and one end of the liquid outlet pipe 34 is communicated with the return tank. Further, the first connecting pipe 31 and the second connecting pipe 32 are arranged at two sides of the feeding pipe 23 so as to timely discharge the heat generated by the feeding pipe 23. In an embodiment, the liquid inlet pipe 33 and the liquid outlet pipe 34 are respectively communicated with the shell portion 212; optionally, the liquid inlet pipe 33 is communicated with one end of the shell portion 212 close to the nozzle portion 213, and the liquid outlet pipe 34 is communicated with one end of the shell portion 212 close to the positioning portion 211, so as to ensure that the cooling liquid fills the liquid containing cavity 202 and uniformly cools. The heat dissipation assembly 30 further comprises a through pipe 35, one end of the through pipe 35 is communicated with the first connecting pipe 31, and the other end is communicated with the second connecting pipe 32.

[0029] In use, the material to be processed enters the hole groove 240 through the feeding pipe 23, and then flows through the first through hole 2011, the second through hole 2012 and the third through hole 2013 in sequence and is sprayed out; the heat generated by the feeding pipe 23 is timely discharged through the cooling liquid flowing through the first connecting pipe 31, the through pipe 35 and the second connecting pipe 32; the cooling liquid is input into the liquid containing cavity 202 through the liquid inlet pipe 33, the shell 21 is sufficiently and uniformly cooled, and then the shell 21 is heated and cooled through the liquid outlet pipe 34.

[0030] The nozzle device 100 convenient for heat dissipation of the utility model discharges the heat dissipated by the feeding pipe 23 in time through the cooling liquid flowing through the first connecting pipe 31 and the second connecting pipe 32, cools the shell 21 through the cooling liquid of the liquid containing cavity 202, and accelerates heat dissipation; the nozzle device 100 convenient for heat dissipation of the utility model is simple in structure, good in cooling effect, and uniform in cooling.

[0031] The technical features of the above-described embodiments can be combined arbitrarily, and to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that it is within the scope of the present application.

[0032] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled in the art, on the premise of not departing from the utility model concept, a number of variations and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A nozzle device facilitating heat dissipation, characterized by, The application relates to a nozzle assembly and a heat dissipation assembly, which are arranged on a support.

2. The nozzle apparatus of claim 1, wherein, The nozzle assembly comprises a shell, an outer tube and a feeding tube, the shell is provided with a through hole and a liquid containing cavity, the through hole extends along the axial direction of the shell, and the liquid containing cavity is used for containing cooling liquid; one end of the outer tube is communicated with one end of the shell; the feeding tube is arranged in the outer tube, and one end of the feeding tube is communicated with the through hole; the heat dissipation assembly comprises a first connecting pipe, a second connecting pipe, a liquid inlet pipe and a liquid outlet pipe, the first connecting pipe and the second connecting pipe are arranged in the outer tube, and the second connecting pipe is communicated with the first connecting pipe to convey cooling liquid; the liquid inlet pipe and the liquid outlet pipe are respectively communicated with the liquid containing cavity, and the liquid inlet pipe and the liquid outlet pipe are respectively connected to two ends of the shell.

3. The nozzle apparatus of claim 1, wherein, The nozzle assembly further comprises a fixing seat, the fixing seat is arranged at one end of the outer tube, the fixing seat is provided with a hole groove, one end of the hole groove is communicated with the through hole, and the other end of the hole groove is communicated with the feeding tube.

4. The nozzle apparatus of claim 3, wherein, The shell comprises a positioning part, a shell part and a nozzle part which are sequentially connected, the positioning part is used for fixing the support, the liquid containing cavity is arranged in the shell part, and the liquid inlet pipe and the liquid outlet pipe are respectively communicated with the shell part.

5. The nozzle apparatus of claim 3, wherein, The liquid inlet pipe is communicated with one end of the shell part which is close to the nozzle part, and the liquid outlet pipe is communicated with one end of the shell part which is close to the positioning part.

6. The nozzle apparatus of claim 3, wherein, The positioning part is threadedly connected with the support.

7. The nozzle apparatus of claim 3, wherein, The outer tube is threadedly connected with the positioning part.

8. The nozzle apparatus of claim 1, wherein, The through hole comprises a first through hole, a second through hole and a third through hole which are sequentially connected, the first through hole is arranged in the positioning part, the second through hole is arranged in the shell part, and the third through hole is arranged in the nozzle part; the hole diameters of the first through hole, the second through hole and the third through hole gradually decrease. The heat dissipation assembly further comprises a through pipe, one end of the through pipe is communicated with the first connecting pipe, and the other end of the through pipe is communicated with the second connecting pipe.

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