CN217671102U

CN217671102U - 3D printer beats printer head with big temperature variation range

Info

Publication number: CN217671102U
Application number: CN202221488244.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Guangxi Chuanyin Technology Development Co ltd
Current assignee: Guangxi Chuanyin Technology Development Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-28
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a 3D printer beats printer head with big temperature variation scope, including the nozzle, the outside of nozzle is provided with the casing, the inboard of casing is provided with heating element, heating element comprises a plurality of heating units, heating unit includes hot plate, heater strip. The utility model discloses a heat transfer board, the heat transfer pipeline, the subassembly of blowing, radiator unit's cooperation is used, it flows inside the heat transfer board to drive the air current through the fan, make and beat the inside heat outflow of printer head casing, utilize radiating fin and venthole to dispel the heat, improve the radiating effect, the temperature that the increase 3D printer beaten printer head can change the scope, take the heat-conducting plate to the heat simultaneously, heat in utilizing the air guide pipeline heaies up to the heat-conducting plate, can carry out certain preheating to the consumptive material, can reduce the energy consumption of beating printer head, still use through heater unit's cooperation simultaneously, utilize a plurality of heating unit to carry out stage heating, the heat utilization rate is improved, further reduce the energy consumption.

Description

3D printer beats printer head with big temperature variation range

Technical Field

The utility model relates to a 3D printer technical field specifically is a 3D printer beats printer head with big temperature variation scope.

Background

The temperature that 3D printer beaten printer head is set for according to the melting point temperature of consumptive material, because the melting point temperature of consumptive material differs great, so 3D printer beats printer head general temperature and can the range of variation great, and the temperature that beats printer head along with 3D printer is higher, and the heat dispersion requirement to beating printer head is higher. The printer head of current 3D printer generally adopts cooling fan to blow to the radiating fin surface for the surface air current flows and realizes the heat dissipation, can only carry out surface heat dissipation to the printer head, and inside heat runs off slowly, and the radiating effect is relatively poor, has restricted the temperature variation range that the printer head was beaten to 3D printer to a certain extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D printer beats printer head with big temperature variation scope to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a 3D printer beats printer head with big temperature variation scope, includes the nozzle, the outside of nozzle is provided with the casing, the inboard of casing is provided with heating element, heating element comprises a plurality of heating units, heating unit includes hot plate, heater strip, the outside of hot plate is provided with the heat transfer board, be provided with the heat transfer pipeline on the heat transfer board, the both ends of heat transfer pipeline all are provided with the air duct, one the end-to-end connection of air duct has the subassembly of blowing, the upper end of casing is provided with the connecting pipe, the upper end of connecting pipe is provided with radiator unit.

Preferably, the heating plate is installed on the inner wall of the heat exchange plate, the heating wire is installed on the inner side of the heating plate, the heat exchange plate is fixedly connected with the shell, the shell is provided with a plurality of ventilation holes, and the heating wire is electrically connected with the external terminal controller.

Preferably, two the end of air duct all passes the casing, and reaches the outside of casing, the subassembly of blowing includes fan, bellows, two communicating pipes, the fan is installed on the casing, the outside of fan on the casing is installed to the bellows, two the both ends at the bellows are installed to communicating pipe, fan and outside terminal control ware electric connection.

Preferably, the radiator unit includes annular heat-conducting plate, a plurality of radiating fin, air guide pipeline, annular heat-conducting plate installs on the connecting pipe, a plurality of radiating fin installs on annular heat-conducting plate, air guide pipeline sets up the inboard at annular heat-conducting plate, one communicating pipe and air guide pipeline intercommunication.

Preferably, the air guide pipeline and the heat exchange pipeline are both spiral coil pipes, and a plurality of air outlet holes are formed in the air guide pipeline.

Preferably, the upper end of the annular heat conducting plate is provided with a feeding pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a heat transfer board, heat transfer pipeline, the subassembly of blowing, radiator unit's cooperation is used, drives the air current through the fan and flows in the heat transfer board, makes the heat of beating printer head casing inside flow out, utilizes radiating fin and venthole to dispel the heat, improves the radiating effect, increases the temperature variable scope of D printer beating head, takes the heat to the heat-conducting plate simultaneously, utilizes the heat in the air guide pipeline to heat up the heat-conducting plate, can carry out certain preheating to the consumptive material, can reduce the energy consumption of beating the printer head;

2. the utility model discloses still use through heating element's cooperation simultaneously, utilize a plurality of heating element to carry out the step heating, improve heat utilization rate, further reduce the energy consumption.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a nozzle; 2. a housing; 3. a heating assembly; 31. heating the plate; 32. heating wires; 4. a heat exchange plate; 5. a heat exchange conduit; 6. a gas-guide tube; 7. a blowing assembly; 71. a fan; 72. an air box; 73. a communicating pipe; 8. a connecting pipe; 9. a heat dissipating component; 91. an annular heat conducting plate; 92. a heat dissipating fin; 93. an air guide duct; 10. and (4) feeding a pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: A3D printer printing head with a large temperature change range comprises a nozzle 1, a shell 2 is installed on the outer side of the nozzle 1, a heating assembly 3 is installed on the inner side of the shell 2, the heating assembly 3 is composed of a plurality of heating units, each heating unit comprises a heating plate 31 and a heating wire 32, a heat exchange plate 4 is installed on the outer side of each heating plate 31 through a bolt, a heat exchange pipe 5 is arranged on each heat exchange plate 4, air guide pipes 6 are installed on the two ends of each heat exchange pipe 5 in a threaded mode, the tail end of one air guide pipe 6 is connected with an air blowing assembly 7, a connecting pipe 8 is installed on the upper end of the shell 2 in a threaded mode, and a heat dissipation assembly 9 is installed on the upper end of the connecting pipe 8;

the heating plate 31 is arranged on the inner wall of the heat exchange plate 4, the heating wire 32 is arranged on the inner side of the heating plate 31, the heat exchange plate 4 is connected with the shell 2 through bolts, a plurality of ventilation holes are formed in the shell 2, and the heating wire 32 is electrically connected with an external terminal controller; the tail ends of the two air guide pipes 6 penetrate through the shell 2 and reach the outside of the shell 2, the air blowing assembly 7 comprises a fan 71, an air box 72 and two communicating pipes 73, the fan 71 is installed on the shell 2 through bolts, the air box 72 is installed on the shell 2 on the outer side of the fan 71 through bolts, the two communicating pipes 73 are installed at the two ends of the air box 72 in a welded mode, and the fan 71 is electrically connected with an external terminal controller; the heat dissipation assembly 9 comprises an annular heat conduction plate 91, a plurality of heat dissipation fins 92 and an air guide pipeline 93, wherein the annular heat conduction plate 91 is arranged on the connecting pipe 8 in a threaded manner, the plurality of heat dissipation fins 92 are welded and arranged on the annular heat conduction plate 91, the air guide pipeline 93 is arranged on the inner side of the annular heat conduction plate 91, and the communicating pipe 73 is communicated with the air guide pipeline 93; the air guide pipeline 93 and the heat exchange pipeline 5 are both spiral coil pipes, and a plurality of air outlet holes are formed in the air guide pipeline 93; the upper end of the annular heat conducting plate 91 is provided with a feeding pipe 10 in a threaded manner.

The working principle is as follows: the utility model discloses a when using, the consumptive material is advanced nozzle 1 by inlet pipe 10 and is gone out, set for the heating temperature of heating unit through outside terminal control ware, the temperature setting value from the top down that makes the heating unit risees in proper order, heater strip 32 heats hot plate 31, hot plate 31 heats heat exchange plate 4 and consumptive material, start fan 71 simultaneously, it flows to drive the inside air current of bellows 72 through fan 71, make the air current in heat transfer pipeline 5 flow, the air current is at heat transfer plate 4 inside flow, make the heat outflow on heat transfer plate 4 get into in air guide pipeline 93 through communicating pipe 73, utilize the heat in the air guide pipeline 93 to heat up the heat-conducting plate, can carry out certain preheating to the consumptive material, can reduce the energy consumption of beating printer head, partial heat blows off along with the air current through the venthole simultaneously, utilize radiating fin 92 and venthole to dispel the heat, improve the radiating effect, increase 3D printer beats printer head's temperature variable range, it is good to have the radiating effect, the temperature variation scope is big, the advantage that the energy consumption is low.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A3D printer print head with a large temperature variation range, comprising a nozzle (1), characterized in that: the outside of nozzle (1) is provided with casing (2), the inboard of casing (2) is provided with heating element (3), heating element (3) comprise a plurality of heating units, the heating unit includes hot plate (31), heater strip (32), the outside of hot plate (31) is provided with heat transfer board (4), be provided with heat transfer pipeline (5) on heat transfer board (4), the both ends of heat transfer pipeline (5) all are provided with air duct (6), one the end-to-end connection of air duct (6) has subassembly (7) of blowing, the upper end of casing (2) is provided with connecting pipe (8), the upper end of connecting pipe (8) is provided with radiator unit (9).

2. A 3D printer printhead with a large temperature variation range according to claim 1, characterized in that: the utility model discloses a solar energy heating plate, including hot plate (31), heater strip (32), heat exchange plate (4), casing (2), a plurality of scavenge port has been seted up on casing (2), heater strip (32) and outside terminal controller electric connection, the inboard at hot plate (31) is installed in hot plate (31), heat exchange plate (4) and casing (2) fixed connection.

3. A 3D printer printhead with a large temperature variation range according to claim 2, characterized in that: two the end of air duct (6) all passes casing (2), and reaches the outside of casing (2), the subassembly (7) of blowing includes fan (71), bellows (72), two communicating pipe (73), fan (71) are installed on casing (2), the outside of fan (71) is installed on casing (2) in bellows (72), two the both ends at bellows (72) are installed in communicating pipe (73), fan (71) and outside terminal control ware electric connection.

4. A 3D printer printhead with large temperature variation range according to claim 3, characterized in that: radiator unit (9) include annular heat-conducting plate (91), a plurality of radiating fin (92), air guide pipeline (93), install on connecting pipe (8) annular heat-conducting plate (91), a plurality of radiating fin (92) are installed on annular heat-conducting plate (91), air guide pipeline (93) set up the inboard at annular heat-conducting plate (91), one communicating pipe (73) and air guide pipeline (93) intercommunication.

5. The 3D printer print head with large temperature variation range according to claim 4, characterized in that: the air guide pipeline (93) and the heat exchange pipeline (5) are both spiral coil pipes, and a plurality of air outlets are formed in the air guide pipeline (93).

6. The 3D printer print head with large temperature variation range according to claim 5, characterized in that: the upper end of the annular heat conducting plate (91) is provided with a feeding pipe (10).