CN213472212U

CN213472212U - 3D print head heat abstractor

Info

Publication number: CN213472212U
Application number: CN202021924646.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Guangxi Chunjing Environmental Protection Technology Co ltd
Current assignee: Guangxi Chunjing Environmental Protection Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-06-18
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a 3D print head heat abstractor, including nozzle, spray lance, zone of heating, first pipeline through connection has the electromagnetism three-way valve, first pipeline middle part is provided with temperature sensor, heat dissipation frame left side fixedly connected with second pipeline, second pipeline through connection has coolant, the one end fixedly connected with condenser that the second pipeline runs through coolant, the one end fixedly connected with hole that absorbs heat of third pipeline. The utility model discloses temperature sensor senses the nozzle temperature high when using, and the heat absorption hole passes through controller control and begins work, and the control valve is opened the input air outlet and is cooled down to its nozzle, still responds to the high temperature through temperature sensor simultaneously, and the control valve is closed and is transmitted the heat to the heat dissipation frame through first pipeline, and the second pipeline gets into the air pump through cooling medium, condenser cooling, and the air pump is transmitted to the mouth of blowing and is cooled down the heat dissipation to its nozzle to guarantee the peripheral temperature of nozzle.

Description

3D print head heat abstractor

Technical Field

The utility model relates to the technical field of printers, specifically be a 3D print head heat abstractor.

Background

Along with scientific and technological progress, 3D printer is more and more popularized, and the shower nozzle of 3D printer has directly influenced the precision that 3D printed as one of the core part of 3D printer, the smooth degree that the extrusion mouth flows out the silk material and the temperature of going out the silk, but if the shower nozzle high temperature can lead to other parts to dissolve and burn out, consequently needs heat abstractor to control the shower nozzle temperature in certain within range.

However, in the cooling method in the prior art, the fan is driven by the motor to cool, but the motor can generate temperature when rotating, the cooling effect of the method is low, and some devices are directly provided with through holes to enable the devices to generate convection to the outside air so as to achieve the cooling effect, but fine objects such as dust and the like are attached to instruments inside the devices by the method, so that the heat dissipation effect of the instruments is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D print head heat abstractor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the cooling device comprises a nozzle, a spray rod and a heating layer, wherein a heat dissipation ring is wound on the surface of the nozzle, a fixed plate is fixedly connected to the top of the spray rod, a heat dissipation frame is fixedly connected to the left side of the bottom of the fixed plate, protective frames are fixedly connected to two sides of the heat dissipation frame, a first pipeline is fixedly connected to the bottom of the heat dissipation frame, the first pipeline is connected with an electromagnetic three-way valve in a penetrating manner, an air outlet is movably connected to one end, away from the heat dissipation frame, of the first pipeline, a temperature sensor is arranged in the middle of the first pipeline and located below the electromagnetic three-way valve, a second pipeline is fixedly connected to the left side of the heat dissipation frame, a cooling medium is connected to the second pipeline in a penetrating manner, a condenser is fixedly connected to one end, away from the heat dissipation, the fixed rod bottom end fixedly connected with controller, controller bottom fixedly connected with third pipeline, the one end fixedly connected with hole that absorbs heat of third pipeline, controller left side fixedly connected with pipe, pipe other end fixed connection is on the electromagnetic three-way valve right side.

Preferably, the nozzle is welded to the bottom end of the spray bar.

Preferably, the air outlet, the nozzle and the heat absorption hole are positioned on the same horizontal line.

Preferably, both sides of the surface of the second pipeline are fixedly connected with pillars, the top ends of the pillars are fixedly connected to the bottom of the cooling medium, and the bottom ends of the pillars are welded to the top of the condenser.

Preferably, a control valve is movably connected to the joint of the first pipeline and the air outlet.

Preferably, one end of the second pipeline is fixedly connected with an air pump, and the air pump is positioned in the middle of the condenser and the air outlet.

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

1. when the utility model is used, the temperature sensor senses that the temperature of the nozzle is high, the heat absorption hole is controlled by the controller to start working and is transmitted to the electromagnetic three-way valve through the third pipeline and the diameter guide pipe, the temperature sensor senses that the temperature is not high, and the control valve opens the input air outlet to cool the nozzle through the first pipeline;

2. the utility model discloses still high through temperature sensor induction temperature simultaneously, the control valve is closed and is transmitted the heat to the heat dissipation frame through first pipeline, and the second pipeline gets into the air pump through cooling medium, condenser cooling, and the air pump is transmitted to the mouth of blowing and is cooled down the heat dissipation to its nozzle to guarantee the peripheral temperature of nozzle.

Drawings

Fig. 1 is a schematic view of the overall structure of a 3D printer head heat dissipation device of the present invention;

fig. 2 is a schematic view of a partial structure of a 3D printer head heat dissipation device of the present invention;

fig. 3 is the utility model relates to a 3D print head heat abstractor A department enlargies the schematic diagram.

In the figure: 1. a nozzle; 2. a heat dissipation ring; 3. a protective frame; 4. a fixing plate; 5. a heat dissipation frame; 6. a second conduit; 7. a cooling medium; 8. an air pump; 9. a pillar; 10. a condenser; 11. an electromagnetic three-way valve; 12. a first conduit; 13. a diameter guide pipe; 14. an air outlet; 15. a heating layer; 16. a heat absorption hole; 17. a controller; 18. a third pipeline; 19. fixing the rod; 20. a temperature sensor; 21. the spray bar.

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 nozzle heat dissipation device comprises a nozzle 1, a spray rod 21 and a heating layer 15, wherein a heat dissipation ring 2 is arranged on the surface of the nozzle 1 in a surrounding manner, a fixing plate 4 is fixedly connected to the top of the spray rod 21, a heat dissipation frame 5 is fixedly connected to the left side of the bottom of the fixing plate 4, protection frames 3 are fixedly connected to the two sides of the heat dissipation frame 5, a first pipeline 12 is fixedly connected to the bottom of the heat dissipation frame 5, an electromagnetic three-way valve 11 is connected to the first pipeline 12 in a penetrating manner, an air outlet 14 is movably connected to one end, away from the heat dissipation frame 5, of the first pipeline 12, a temperature sensor 20 is arranged in the middle of the first pipeline 12 and is positioned below the electromagnetic three-way valve 11, a second pipeline 6 is fixedly connected to the left side of the heat dissipation frame 5, a cooling medium 7 is connected to the second pipeline 6 in a penetrating manner, the fixed plate 4 bottom right side fixedly connected with dead lever 19, the dead lever 19 bottom fixedly connected with controller 17, controller 17 bottom fixedly connected with third pipeline 18, the 18 one end fixedly connected with heat absorption hole 16 of third pipeline, controller 17 left side fixedly connected with lead footpath pipe 13, lead footpath pipe 13 other end fixed connection is on the electromagnetism three-way valve 11 right side.

The nozzle 1 is welded at the bottom end of the spray rod 21, the air outlet 14, the nozzle 1 and the heat absorption hole 16 are positioned at the same horizontal line, two sides of the surface of the second pipeline 6 are fixedly connected with the support columns 9, the top ends of the support columns 9 are fixedly connected at the bottom of the cooling medium 7, the bottom ends of the support columns 9 are welded at the top of the condenser 10, the joint of the first pipeline 12 and the air outlet 14 is movably connected with the control valve, one end of the second pipeline 6 is fixedly connected with the air pump 8, the air pump 8 is positioned between the condenser 10 and the air outlet 14, when in use, the temperature sensor 20 senses that the temperature of the nozzle 1 is high, the heat absorption hole 16 is controlled by the controller 17 to start working and is transmitted to the electromagnetic three-way valve 11 through the third pipeline 18 and the diameter guide pipe 13, the temperature sensor 20 senses that the temperature is not high, the control valve is, the control valve is closed to transmit heat to the heat dissipation frame 5 through the first pipeline 12, the second pipeline 6 is cooled through the cooling medium 7 and the condenser 10 and enters the air pump 8, and the air pump transmits the heat to the air blowing port 14 to cool and dissipate the heat of the nozzle, so that the temperature around the nozzle 1 is guaranteed.

The working principle is as follows: the utility model discloses temperature sensor 20 senses nozzle 1 temperature height when using, heat absorption hole 16 starts work through controller 17 control, through third pipeline 18, diameter guide pipe 13 transmits to electromagnetic three-way valve 11, temperature sensor 20 induction temperature is not high, through first pipeline 12, input air outlet 14 is opened to the control valve to its nozzle 1 cooling, the utility model discloses it is too high still to pass through temperature sensor 20 induction temperature, the control valve is closed and is transmitted the heat to heat dissipation frame 5 through first pipeline 12, second pipeline 6 is through cooling medium 7, the cooling of condenser 10 gets into air pump 8, the air pump transmits to the mouth of blowing 14 and cools down the heat dissipation to its nozzle to guarantee the peripheral temperature of nozzle 1.

It is noted that, herein, relational terms such as first and second, and the like may be 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 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. The utility model provides a 3D print head heat abstractor, includes nozzle (1), spray lance (21), zone of heating (15), its characterized in that: the surface of the nozzle (1) is surrounded by a heat dissipation ring (2), the top of the spray rod (21) is fixedly connected with a fixed plate (4), the left side of the bottom of the fixed plate (4) is fixedly connected with a heat dissipation frame (5), the two sides of the heat dissipation frame (5) are fixedly connected with a protection frame (3), the bottom of the heat dissipation frame (5) is fixedly connected with a first pipeline (12), the first pipeline (12) is connected with an electromagnetic three-way valve (11) in a penetrating manner, one end, far away from the heat dissipation frame (5), of the first pipeline (12) is movably connected with an air outlet (14), the middle of the first pipeline (12) is provided with a temperature sensor (20), the temperature sensor (20) is positioned below the electromagnetic three-way valve (11), the left side of the heat dissipation frame (5) is fixedly connected with a second pipeline (6), the second pipeline (6) is connected with a cooling medium (7) in a penetrating manner, one end, one end fixed connection that heat dissipation frame (5) was kept away from in second pipeline (6) is in air outlet (14) left side, fixed plate (4) bottom right side fixedly connected with dead lever (19), dead lever (19) bottom fixedly connected with controller (17), controller (17) bottom fixedly connected with third pipeline (18), the one end fixedly connected with heat absorption hole (16) of third pipeline (18), controller (17) left side fixedly connected with lead footpath pipe (13), lead footpath pipe (13) other end fixed connection is on electromagnetic three-way valve (11) right side.

2. The 3D printer nozzle heat dissipation device of claim 1, wherein: the nozzle (1) is connected to the bottom end of the spray rod (21) in a welding mode.

3. The 3D printer nozzle heat dissipation device of claim 1, wherein: the air outlet (14), the nozzle (1) and the heat absorption hole (16) are positioned on the same horizontal line.

4. The 3D printer nozzle heat dissipation device of claim 1, wherein: second pipeline (6) surperficial both sides fixedly connected with pillar (9), the top fixed connection of pillar (9) is in the bottom of coolant (7), the bottom welded connection of pillar (9) is at the top of condenser (10).

5. The 3D printer nozzle heat dissipation device of claim 1, wherein: the joint of the first pipeline (12) and the air outlet (14) is movably connected with a control valve.

6. The 3D printer nozzle heat dissipation device of claim 1, wherein: one end of the second pipeline (6) is fixedly connected with an air pump (8), and the air pump (8) is positioned in the middle of the condenser (10) and the air outlet (14).