阅读说明：本技术 一种3d打印机内部用空气流通装置 (Inside circulation of air device that uses of 3D printer ) 是由 庄圆 郑士立 于 2020-07-27 设计创作，主要内容包括：本发明专利公开了一种3D打印机内部用空气流通装置,包括打印机机壳,所述打印机机壳一侧的孔洞连通有连通框,所述连通框的一侧连通有鼓风机,所述打印机机壳一侧孔洞的内部卡接有进风过滤网,所述打印机机壳的顶部和另一侧均连通有排气调节组件,所述排气调节组件包括排气筒、排气孔、连接盖、螺纹杆、调节塞和过滤套,所述排气孔开设于排气筒的表面,所述排气筒远离打印机机壳的一侧与连接盖栓接；使该空气流通装置可以通过调节各个出风口的大小,来调节空气流通的位置和流通量,从而满足不同位置的空气流通需求,而且可以对进入打印机的空气进行过滤,避免灰尘等杂质进入,还能对排出的空气进行过滤,避免有害气体排出。(The invention discloses an air circulation device for the interior of a 3D printer, which comprises a printer shell, wherein a hole in one side of the printer shell is communicated with a communication frame, one side of the communication frame is communicated with an air blower, an air inlet filter screen is clamped in the hole in one side of the printer shell, the top and the other side of the printer shell are communicated with an exhaust adjusting assembly, the exhaust adjusting assembly comprises an exhaust cylinder, an exhaust hole, a connecting cover, a threaded rod, an adjusting plug and a filter sleeve, the exhaust hole is formed in the surface of the exhaust cylinder, and one side, far away from the printer shell, of the exhaust cylinder is bolted with the connecting cover; make this circulation of air device can adjust the position and the circulation of air through the size of adjusting each air outlet to satisfy the circulation of air demand of different positions, can filter the air that gets into the printer in addition, avoid impurity such as dust to get into, can also filter exhaust air, avoid harmful gas to discharge.)

1. The utility model provides an inside circulation of air device that uses of 3D printer, includes printer casing (1), its characterized in that: the hole intercommunication of printer casing (1) one side has intercommunication frame (2), the one side intercommunication of intercommunication frame (2) has air-blower (3), the inside joint of printer casing (1) one side hole has air inlet filter screen (4), the top and the opposite side of printer casing (1) all communicate exhaust adjusting part (5), exhaust adjusting part (5) include aiutage (51), exhaust hole (52), connecting cover (53), threaded rod (54), adjust stopper (55) and filter sleeve (56), exhaust hole (52) are seted up on the surface of aiutage (51), one side and connecting cover (53) bolt joint of printer casing (1) are kept away from to aiutage (51), the axle center department of connecting cover (53) rotates with threaded rod (54) to be connected, the surface of threaded rod (54) and the internal thread connection of adjusting stopper (55), the surface of the adjusting plug (55) is in sliding connection with the interior of the exhaust barrel (51), and the surface of the exhaust barrel (51) is sleeved with the interior of the filter sleeve (56).

2. The 3D printer internal air circulation device according to claim 1, wherein: the other side of the air blower (3) is communicated with a threaded frame (6), the threaded frame (6) is in threaded connection with the communicating frame (2), and the threaded frame (6) is communicated with the communicating frame (2).

3. The 3D printer internal air circulation device according to claim 1, wherein: the outside joint of air inlet filter screen (4) has rand (7), the inside joint of the surface of rand (7) and printer casing (1) one side hole.

4. The 3D printer internal air circulation device according to claim 1, wherein: an air deflector (8) is bolted between one sides of the interior of the printer shell (1), and the air deflector (8) is of a splayed structure.

5. The 3D printer internal air circulation device according to claim 1, wherein: the hole in the adjusting plug (55) is sleeved with a threaded sleeve (9), and the inside of the threaded sleeve (9) is in threaded connection with the surface of the threaded rod (54).

6. The 3D printer internal air circulation device according to claim 1, wherein: the adjusting wheel (10) is sleeved at one end, far away from the printer shell (1), of the threaded rod (54), and the surface of the adjusting wheel (10) is of an anti-skid texture structure.

7. The 3D printer internal air circulation device according to claim 1, wherein: one end of the threaded rod (54) located inside the printer shell (1) is bolted with a limiting block (11), and the limiting block (11) is larger than the diameter of the threaded rod (54).

8. The 3D printer internal air circulation device according to claim 1, wherein: the bearing (12) is sleeved at the axis of the connecting cover (53), the axis of the bearing (12) is sleeved with the surface of the threaded rod (54), and the threaded rod (54) is rotatably connected with the connecting cover (53) through the bearing (12).

Technical Field

The invention relates to the technical field of 3D printers, in particular to an air circulation device used in a 3D printer.

Background

The 3D printing technology is a digital advanced manufacturing technology, can realize molding directly according to CAD model data of parts, saves tools such as cutters, clamps, molds and the like required in the traditional molding process, greatly simplifies the production flow of the parts, can conveniently produce parts with complex shapes and difficult processing, and has great development prospect.

For example, the 3D metal printer disclosed in patent CN201911332636.5 is a gas circulation device for avoiding oxidation, which has an air circulation process that cannot be adjusted and can only flow according to a set position, the air flow rate at the air outlet is also fixed, and external impurities are easy to float in the air circulation process, and harmful gas generated by the printer is easy to float out, thereby causing injury to users.

SUMMARY OF THE PATENT FOR INVENTION

The invention aims to provide an air circulation device for the interior of a 3D printer, which aims to solve the problems that the air circulation process proposed in the background art cannot be adjusted, the air can only flow according to a set position, the air flow quantity of an air outlet is fixed, external impurities are easy to float in the air circulation process, harmful gas generated by the printer is easy to float out, and accordingly a user is injured.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an inside circulation of air device that uses of 3D printer, includes printer housing, the hole intercommunication of printer housing one side has the intercommunication frame, the one side intercommunication of intercommunication frame has the air-blower, the inside joint of printer housing one side hole has the air inlet filter screen, the top and the opposite side of printer housing all communicate there is exhaust adjusting part, exhaust adjusting part includes aiutage, exhaust hole, connection lid, threaded rod, regulation stopper and filter cartridge, the surface of aiutage is seted up in the exhaust hole, one side and the connection lid bolt of printer housing are kept away from to the aiutage, the axle center department of connection lid rotates with the threaded rod to be connected, the surface of threaded rod and the inside threaded connection who adjusts the stopper, adjust the surface of stopper and the inside sliding connection of aiutage, the surface of aiutage cup joints with the inside of filter cartridge.

Preferably, the other side of the air blower is communicated with a threaded frame, the threaded frame is in threaded connection with the communicating frame, and the threaded frame is communicated with the communicating frame.

Preferably, the outside joint of air inlet filter screen has the rand, the inside joint of the surface and printer casing one side hole of rand.

Preferably, an air deflector is bolted between one sides of the interior of the printer shell, and the air deflector is of a splayed structure.

Preferably, a threaded sleeve is sleeved in the hole in the adjusting plug, and the inside of the threaded sleeve is in threaded connection with the surface of the threaded rod.

Preferably, the adjusting wheel is sleeved at one end, far away from the printer shell, of the threaded rod, and the surface of the adjusting wheel is of an anti-skid texture structure.

Preferably, one end of the threaded rod, which is positioned inside the printer shell, is bolted with a limiting block, and the limiting block is larger than the diameter of the threaded rod.

Preferably, the axle center of the connecting cover is sleeved with a bearing, the axle center of the bearing is sleeved with the surface of a threaded rod, and the threaded rod is rotatably connected with the connecting cover through the bearing.

Compared with the prior art, the invention provides an air circulation device for the interior of a 3D printer, which has the following beneficial effects:

through having designed printer casing, the frame of communicateing, the air-blower, the air inlet filter screen, exhaust adjusting part, the aiutage, the exhaust hole, connect the lid, the threaded rod, adjust stopper and filter sleeve, make this circulation of air device can be through the size of adjusting each air outlet, adjust circulation of air's position and circulation, thereby satisfy the circulation of air demand of different positions, and can filter the air that gets into the printer, avoid impurity such as dust to get into, can also filter exhaust air, avoid harmful gas to discharge, the unable regulation of circulation of air process has been solved, can only flow according to the position of settlement, air outlet air circulation of air flow also is fixed, and the external impurity of circulation of air in-process wafts easily, the harmful gas that the printer produced wafts easily, thereby cause the problem of injury to the user.

Drawings

FIG. 1 is a front sectional view of the inventive structure;

FIG. 2 is a schematic front view of the inventive structure;

FIG. 3 is a perspective view of the exhaust funnel of the present invention;

FIG. 4 is an enlarged view of a portion of the section A in FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of a portion of the position B in FIG. 1 according to the present invention.

In the figure: 1. a printer housing; 2. a communication frame; 3. a blower; 4. an air inlet filter screen; 5. an exhaust gas conditioning assembly; 51. an exhaust funnel; 52. an exhaust hole; 53. a connecting cover; 54. a threaded rod; 55. an adjusting plug; 56. a filter sleeve; 6. a thread frame; 7. a collar; 8. an air deflector; 9. a threaded sleeve; 10. an adjustment wheel; 11. a limiting block; 12. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments in the patent of the invention without any inventive work belong to the protection scope of the patent of the invention.

As shown in fig. 1-5, the present invention provides a technical solution: an air circulation device for the interior of a 3D printer comprises a printer shell 1, a hole on one side of the printer shell 1 is communicated with a communication frame 2, one side of the communication frame 2 is communicated with an air blower 3, an air inlet filter screen 4 is clamped inside the hole on one side of the printer shell 1, the top and the other side of the printer shell 1 are communicated with an exhaust adjusting component 5, the exhaust adjusting component 5 comprises an exhaust cylinder 51, an exhaust hole 52, a connecting cover 53, a threaded rod 54, an adjusting plug 55 and a filter sleeve 56, the exhaust hole 52 is arranged on the surface of the exhaust cylinder 51, one side of the exhaust cylinder 51, which is far away from the printer shell 1, is bolted with the connecting cover 53, the axis of the connecting cover 53 is rotatably connected with the threaded rod 54, the surface of the threaded rod 54 is connected with the inner thread of the adjusting plug 55, the surface of the adjusting plug 55 is slidably connected with the interior of the exhaust cylinder 51, the, by designing the printer casing 1, the communication frame 2, the blower 3, the air inlet filter screen 4, the exhaust adjusting component 5, the exhaust cylinder 51, the exhaust hole 52, the connecting cover 53, the threaded rod 54, the adjusting plug 55 and the filter sleeve 56, the air circulation device can adjust the position and the circulation of air circulation by adjusting the size of each air outlet, thereby meeting the air circulation requirements of different positions, filtering the air entering the printer to avoid impurities such as dust and the like, filtering the discharged air to avoid harmful gas discharge, solving the problems that the air circulation process can not be adjusted, the air can only flow according to the set position, and the air flow flux of the air outlet is also fixed, and the outside impurity in the air circulation process drifts into easily, and the harmful gas that the printer produced drifts out easily to cause the problem of injury to the user.

Referring to fig. 2, in order to facilitate installation and fixation of the blower 3 and to guide air to enter, the other side of the blower 3 is communicated with a threaded frame 6, the threaded frame 6 is in threaded connection with the communication frame 2, and the threaded frame 6 is communicated with the communication frame 2.

Referring to fig. 5, in order to facilitate installation and fixation of the air intake filter 4 and replacement and maintenance in the future, a collar 7 is clamped on the outer side of the air intake filter 4, and the surface of the collar 7 is clamped with the inside of a hole on one side of the printer housing 1.

Referring to fig. 1, in order to guide the air flow and reduce the dead angle of the air flow, an air deflector 8 is bolted between one sides of the inside of the printer casing 1, and the air deflector 8 is in a structure of a Chinese character 'ba'.

Referring to fig. 4, in order to facilitate the movement of the adjusting plug 55, the threaded sleeve 9 is sleeved in the hole inside the adjusting plug 55, and the inside of the threaded sleeve 9 is in threaded connection with the surface of the threaded rod 54.

Referring to fig. 4, in order to facilitate the rotation of the threaded rod 54, the end of the threaded rod 54 away from the printer housing 1 is sleeved with the adjusting wheel 10, and the surface of the adjusting wheel 10 is of an anti-skid structure.

Referring to fig. 4, in order to limit the adjusting plug 55 and prevent it from being disengaged, the end of the threaded rod 54 located inside the printer housing 1 is bolted with a limiting block 11, and the limiting block 11 is larger than the diameter of the threaded rod 54.

Referring to fig. 4, in order to facilitate the rotation of the threaded rod 54 and reduce the friction force of the rotation, the bearing 12 is sleeved on the axis of the connecting cover 53, the axis of the bearing 12 is sleeved on the surface of the threaded rod 54, and the threaded rod 54 is rotatably connected with the connecting cover 53 through the bearing 12.

The working principle is as follows: the air blower 3 is started, the air blower 3 blows air to the inside of the printer shell 1 through the communicating frame 2 and the threaded frame 6, the air needs to be filtered by the air inlet filter screen 4, the impurities such as dust are prevented from entering, the air entering the printer shell 1 collides with the air deflector 8, so that the air is guided to flow towards three directions, the threaded rod 54 is rotated through the adjusting wheel 10, the threaded rod 54 drives the adjusting plug 55 to move towards the connecting cover 53 by utilizing threads and the threaded sleeve 9, the exhaust holes 52 on the surface of the exhaust cylinder 51 are exposed, the air can be exhausted, the number of the exhaust holes 52 exposed by the adjusting plug 55 close to the connecting cover 53 is increased, so that the exhaust amount and the exhaust speed of the air outlet can be adjusted, the air output amount of each position is controlled by adjusting the plurality of exhaust adjusting components 5, the air flow speed of each position is different, and the heat dissipation of each position of the, the discharged air needs to be filtered by the filter sleeve 56 to prevent the harmful gas from being discharged.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present patent 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 present patent, the scope of which is defined in the appended claims and their equivalents.