CN219276669U

CN219276669U - 3D printer shower nozzle subassembly cooler

Info

Publication number: CN219276669U
Application number: CN202320280233.6U
Authority: CN
Inventors: 夏爱霞
Original assignee: Nantong Qianrui Information Technology Co ltd
Current assignee: Nantong Qianrui Information Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-06-30
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a 3D printer nozzle assembly cooler, which relates to the field of coolers and comprises a nozzle body, wherein a nozzle is arranged at the bottom of the nozzle body, a cooling cylinder is arranged at the top of the nozzle, a water inlet pipe is arranged on the outer wall of the cooling cylinder, a water outlet pipe is arranged on the outer wall of the cooling cylinder, and a temperature sensing head is arranged at the top of the cooling cylinder. According to the utility model, through the spray head main body, a user integrally installs the device on the 3D printer through the installation structure, and connects the water inlet pipe and the water outlet pipe with the circulating pump equipment, when the 3D printer operates, the water inlet pipe is in a water inlet state, and the injection of the cooling liquid water flow drives the rotating blades to rotate, so that the heat conversion of the cooling liquid in the cooling cylinder is more uniform, and meanwhile, the flow rate of the cooling liquid in the cylinder is increased, and the low temperature of the cooling liquid in the cooling cylinder is transferred to the spray head main body through the heat conducting metal inner wall to cool the raw materials, so that the cooling function of the spray head assembly cooler of the 3D printer is realized.

Description

3D printer shower nozzle subassembly cooler

Technical Field

The utility model relates to the field of coolers, in particular to a 3D printer nozzle assembly cooler.

Background

The 3D printing is a technology for constructing objects by using plastic and other bondable materials and adopting a layer-by-layer printing mode on the basis of digital model files, and the 3D printer nozzle mainly heats raw materials when in use, so that the raw materials are melted, and if the nozzle cannot be timely cooled, the raw materials in a melted state can drip.

Most of the cooling of the existing 3D printer nozzle is carried out by adopting a water cooling mode, and when the cooling is carried out by adopting the water cooling mode, two conditions are mainly adopted, namely, firstly, cooling water is always in a flowing state, at the moment, the cooling water can not completely carry out heat conversion, and the utilization rate of the cooling water is relatively low; 2. the cooling water is always in a static state, and is replaced after the heat of the cooling water is completely converted, at the moment, the cooling water at one side close to the spray head is firstly subjected to heat conversion, so that the cooling water at one side close to the spray head cannot be cooled after containing much heat, and the cooling water at one side far away from the spray head cannot be used for directly cooling the spray head, so that the cooling efficiency is low.

Such as the patent: a 3D printer head assembly cooler (publication No. CN 218286729U), comprising: the printer comprises a printer nozzle body, wherein a nozzle is arranged at the bottom of the printer nozzle body, a connecting piece is arranged at the top of the printer nozzle body, a material conveying cavity is arranged in the printer nozzle body, and a discharge hole is arranged in the nozzle; the cooling tube is sleeved on the circumferential surface of the printer nozzle main body, a cooling cavity is arranged in the cooling tube, a plurality of fins are arranged on one side, close to the printer nozzle main body, of the cooling cavity, the fins are arranged at equal distances from top to bottom, through holes are formed in the fins, and a plurality of temperature sensors are arranged on one side, far away from the printer nozzle main body, of the cooling cavity. Through setting up a plurality of fins in the inside of cooling tube to set up a plurality of temperature sensor on the inner wall of cooling tube, be favorable to improving the cooling efficiency of cooling water, improved the utilization ratio of cooling water simultaneously.

The heat exchange between cooling yards is carried out through multiunit fin to current 3D printer shower nozzle subassembly cooler in the use, and its fin is the level setting, has caused certain blocking to the velocity of flow of coolant liquid when replacing the coolant liquid, further leads to hot water to discharge slowly, and the cold water gets into slow condition, and then has reduced the cooling efficiency of device, leads to the condition of raw and other materials whereabouts in the shower nozzle easily. Accordingly, it is desirable to invent a 3D printer head assembly cooler to address the above-described issues.

Disclosure of Invention

The utility model aims to provide a 3D printer nozzle assembly cooler, which solves the problem that a cooling element blocks the flow rate of coolant replacement in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a 3D printer shower nozzle subassembly cooler, includes the shower nozzle main part, the bottom of shower nozzle main part is provided with the nozzle, the top of nozzle is provided with the cooling cylinder, the top of shower nozzle main part is provided with mounting structure, the unloading hole has been seted up at the top of shower nozzle main part, the outer wall of cooling cylinder is provided with the inlet tube, the outer wall of cooling cylinder is provided with the outlet pipe, the top of cooling cylinder is provided with the temperature-sensing head, the inside of cooling cylinder is provided with the multiunit bull stick, the multiunit the bull stick is circular distribution in the inside of cooling cylinder, the bottom of bull stick is provided with the adapter, the bottom of adapter is provided with the bearing, the inside of bearing is provided with multiunit ball, multiunit the ball is circular distribution in the inside of bearing.

Preferably, an electromagnetic valve is arranged on the outer wall of the water inlet pipe.

Preferably, a sealing ring is arranged on the outer wall of the cooling cylinder.

Preferably, a plurality of groups of rotating blades are arranged on the outer side of the rotating rod, and the plurality of groups of rotating blades are linearly distributed on the outer side of the rotating rod.

Preferably, the inner wall of the bearing is provided with a movable groove.

Preferably, a fixed block is arranged at the bottom of the bearing, and the bearing is fixedly connected with the cooling cylinder through the fixed block.

Preferably, the cooling cylinder is internally provided with a heat-conducting metal inner wall.

The utility model has the technical effects and advantages that:

1. the device uses the rotating rod, the rotating blade, the adapter, the bearing, the ball, the movable groove and the fixed block, so that the device can drive the rotating blade to rotate through water inflow, the cooling liquid in the cooling cylinder is more uniform in exchange, and the rotation of the rotating blade further increases the flow rate of the cooling liquid in the cooling cylinder, thereby increasing the cooling efficiency of the device, and effectively avoiding the situation that the raw materials melt and drip due to too slow replacement flow rate of the cooling liquid;

2. the device has used inlet tube, outlet pipe, temperature-sensing head, solenoid valve and sealing washer to make the device accessible solenoid valve close the inlet tube when the temperature is too low in the cooling cylinder, thereby stop the circulation replacement of coolant liquid, and then reduced unnecessary wasting of resources and improved the practicality of device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a 3D printer head assembly cooler according to the present utility model.

Fig. 2 is an exploded view of a 3D printer head assembly cooler according to the present utility model.

Fig. 3 is a schematic diagram of an internal structure of a 3D printer head assembly cooler according to the present utility model.

Fig. 4 is a schematic diagram of a disassembling structure of a rotating rod of a cooler of a spray head assembly of a 3D printer.

In the figure: 1. a head main body; 2. a nozzle; 3. a cooling cylinder; 4. a mounting structure; 5. a blanking hole; 6. a water inlet pipe; 7. a water outlet pipe; 8. a temperature sensing head; 9. an electromagnetic valve; 10. a seal ring; 11. a rotating rod; 12. rotating the blades; 13. an adapter; 14. a bearing; 15. a ball; 16. a movable groove; 17. a fixed block; 18. a heat conductive metal inner wall.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides a 3D printer nozzle assembly cooler as shown in figures 1-4, which comprises a nozzle main body 1, wherein a nozzle 2 is arranged at the bottom of the nozzle main body 1, a cooling cylinder 3 is arranged at the top of the nozzle 2, the cooling cylinder 3 is a cooling element of the main body of the device, a mounting structure 4 is arranged at the top of the nozzle main body 1, the mounting structure 4 can mount and dismount the device, a blanking hole 5 is formed at the top of the nozzle main body 1, the blanking hole 5 is a 3D printing raw material discharging channel, a water inlet pipe 6 is arranged on the outer wall of the cooling cylinder 3, the water inlet pipe 6 is a cooling liquid inlet pipeline of the cooling cylinder 3, a water outlet pipe 7 is arranged on the outer wall of the cooling cylinder 3, the water outlet pipe 7 is a cooling liquid discharging pipeline of the cooling cylinder 3, a temperature sensing head 8 is arranged at the top of the cooling cylinder 3, the temperature sensing component of the temperature sensing device is arranged at the temperature sensing head 8, a plurality of groups of rotating rods 11 are arranged in the cooling cylinder 3, the rotating rods 11 are circularly distributed in the cooling cylinder 3, the rotating rods 11 are in the cooling cylinder, the rotating blades 12 are in the cooling cylinder, a limiting supporting function is realized by the rotating rods 11, a plurality of groups of the rotating bearings 13 are rotatably connected to the rotating bearings 14, a plurality of groups of the rotating bearings 13 are rotatably arranged in the rotating bearings 14, and the bearings 14 are rotatably arranged in the bearings 13, the bearings 15 are rotatably and the bottoms of the bearings 15 are rotatably arranged in the bearings 15 are rotatably and the bottoms of the bearings 15 are rotatably 15.

The outer wall of the water inlet pipe 6 is provided with an electromagnetic valve 9, wherein the electromagnetic valve 9 can control the water inlet pipe 6 of the device to enter water, so that the device can stop cooling liquid circulation independently, and the response efficiency is extremely fast, so that the loss of the device to energy sources can be reduced.

The outer wall of the cooling cylinder 3 is provided with a sealing ring 10, wherein the sealing ring 10 improves the tightness of the joint of the water inlet pipe 6 and the cooling cylinder 3, and avoids the condition of poor cooling effect caused by leakage in the use process, thereby ensuring the cooling efficiency of the device.

The outside of bull stick 11 is provided with multiunit rotary vane 12, and multiunit rotary vane 12 is linear distribution in the outside of bull stick 11, and wherein multiunit rotary vane 12 accessible its velocity of flow of intaking rotates when inlet tube 6 intakes, and then has accelerated the heat conversion efficiency in the cooling cylinder 3, and the while can increase the interior coolant flow velocity of a section of thick bamboo for the device coolant replacement efficiency is higher.

The inner wall of the bearing 14 is provided with the movable groove 16, wherein the movable groove 16 can limit the ball 15, and meanwhile, the ball 15 can move in the movable groove 16 when rotating, so that the friction resistance generated by the rotating rod 11 and the bearing 14 during rotation is greatly reduced, and the rotation efficiency of the rotating rod 11 is improved.

The bottom of bearing 14 is provided with fixed block 17, and bearing 14 passes through fixed block 17 and cooling cylinder 3 fixed connection to make bearing 14's structure more stable, avoided the too high condition that leads to its whereabouts and damage of velocity of flow, and then guaranteed the steady rotation of bull stick 11.

The inside of cooling cylinder 3 is provided with heat conduction metal inner wall 18, and wherein heat conduction metal inner wall 18 is the heat sensitive metal material, and then can efficient transfer temperature to the device cooling efficiency has been improved.

Working principle: this 3D printer shower nozzle subassembly cooler passes through shower nozzle main part 1, the user is through mounting structure 4 to the device integral mounting to 3D printer on, and put through inlet tube 6 and outlet pipe 7 and circulating pump equipment, when 3D printer operation, inlet tube 6 is in the state of intaking, the injection of this coolant liquid rivers will drive rotary vane 12 and rotate, the velocity of flow of cooling fluid in the section of thick bamboo has been increased when making cooling fluid heat conversion more even in the section of thick bamboo 3, the low temperature of cooling fluid in the section of thick bamboo 3 will be passed through heat conduction metal inner wall 18 and will be passed on shower nozzle main part 1 to the raw materials and cool down, temperature will be accepted by temperature sensing head 8 in the section of thick bamboo 3, when its inside temperature is lower, inductor control solenoid valve 9 makes the device stop the circulation, thereby realized the cooling function of a 3D printer shower nozzle subassembly cooler.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. 3D printer shower nozzle subassembly cooler, including shower nozzle main part (1), its characterized in that: the utility model discloses a shower nozzle, including shower nozzle main part (1), shower nozzle main part (1) and ball bearing, the bottom of shower nozzle main part (1) is provided with nozzle (2), the top of nozzle (2) is provided with cooling cylinder (3), unloading hole (5) have been seted up at the top of shower nozzle main part (1), the outer wall of cooling cylinder (3) is provided with inlet tube (6), the outer wall of cooling cylinder (3) is provided with outlet pipe (7), the top of cooling cylinder (3) is provided with temperature sensing head (8), the inside of cooling cylinder (3) is provided with multiunit bull stick (11), multiunit bull stick (11) are circular distribution in the inside of cooling cylinder (3), the bottom of bull stick (11) is provided with adapter (13), the bottom of adapter (13) is provided with bearing (14), the inside of bearing (14) is provided with multiunit ball (15), multiunit ball (15) are circular distribution in the inside of bearing (14).

2. A 3D printer head assembly cooler according to claim 1, wherein: an electromagnetic valve (9) is arranged on the outer wall of the water inlet pipe (6).

3. A 3D printer head assembly cooler according to claim 1, wherein: the outer wall of the cooling cylinder (3) is provided with a sealing ring (10).

4. A 3D printer head assembly cooler according to claim 1, wherein: the rotary rod (11) is provided with a plurality of groups of rotary blades (12) on the outer side, and the rotary blades (12) are linearly distributed on the outer side of the rotary rod (11).

5. A 3D printer head assembly cooler according to claim 1, wherein: the inner wall of the bearing (14) is provided with a movable groove (16).

6. A 3D printer head assembly cooler according to claim 1, wherein: the bottom of the bearing (14) is provided with a fixed block (17), and the bearing (14) is fixedly connected with the cooling cylinder (3) through the fixed block (17).

7. A 3D printer head assembly cooler according to claim 1, wherein: the cooling cylinder (3) is internally provided with a heat-conducting metal inner wall (18).