CN214597879U

CN214597879U - Air filtering device for 3D printer

Info

Publication number: CN214597879U
Application number: CN202120356126.8U
Authority: CN
Inventors: 王月华
Original assignee: Taizhou Polytechnic College
Current assignee: Taizhou Polytechnic College
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-05
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses an air filtering device for 3D printer, which relates to the technical field of 3D printer and comprises a machine body, an air inlet frame and an air outlet frame, wherein the air inlet fan is arranged in the middle of the inside of the air inlet frame through a fixing frame, an air inlet is arranged on one side of the air inlet frame, an exhaust fan is fixed in the exhaust frame through the fixing frame, an air outlet is arranged on one side of the exhaust frame, an inserting plate is arranged in one side of the exhaust fan opposite to the air outlet, and a filtering plate is embedded in the middle of the inside of the inserting plate, the utility model discloses a plug-in structure is formed between the air inlet frame and the machine body, the quick assembly and disassembly of the air inlet frame and the exhaust frame can be realized through the arrangement of a plug-in block, a plug-in groove and a screw rod, thereby facilitating the maintenance of the air inlet fan or the exhaust fan and effectively improving the maintenance efficiency of the device, to facilitate normal use of the device.

Description

Air filtering device for 3D printer

Technical Field

The utility model belongs to the technical field of the 3D printer, concretely relates to air filter for 3D printer.

Background

The 3D printer is also called a three-dimensional printer, is a process for rapid prototyping, adopts a layer-by-layer stacking mode to manufacture a three-dimensional model in a layered mode, the operation process is similar to that of a traditional printer, except that the traditional printer prints ink on paper to form a two-dimensional plane drawing, and the three-dimensional printer realizes layer-by-layer stacking and superposition of materials such as liquid photosensitive resin materials, molten plastic wires and gypsum powder to form a three-dimensional entity in a binder spraying or extruding mode.

In the chinese patent of No. 201721669593.6, an air filter for 3D printer has been mentioned, through setting up the filter screen fixed block, the effect of convenient to detach blast pipe filter screen has been reached, it can be more convenient change blast pipe filter screen through the filter screen fixed block, the staff of being convenient for regularly changes the blast pipe filter screen, prevent to use long time later in blast pipe filter screen accumulated granule influence result of use, but this air filter's air-supply line and play tuber pipe dismouting are inconvenient, can not realize the quick maintenance of air inlet fan or air discharge fan, the maintenance efficiency of device has been reduced, influence the normal use of device, in addition, fix the filter screen through fixed block and bolt cooperation, complex operation, the quick assembly disassembly of filter screen is not convenient for, lead to the cleaning efficiency of filter screen to reduce, influence the filter effect of filter screen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air filter for 3D printer to the quick maintenance that can not realize air inlet fan or air discharge fan that proposes in solving above-mentioned background art, maintenance efficiency is low, and the quick assembly disassembly of the filter screen of being not convenient for in addition leads to the problem that the cleaning efficiency of filter screen reduces.

In order to achieve the above object, the utility model provides a following technical scheme: an air filtering device for a 3D printer comprises a machine body, an air inlet frame and an air exhaust frame, wherein an air inlet fan is arranged in the middle of the inside of the air inlet frame through a fixing frame, and one side of the air inlet frame is provided with an air inlet, the inside of the exhaust frame is fixed with an exhaust fan through a fixing frame, an exhaust port is arranged on one side of the exhaust frame, an inserting plate is arranged on one side of the exhaust fan opposite to the exhaust port in the exhaust frame, a filter plate is embedded in the middle of the insert plate, the two ends of one side of the air inlet frame and one side of the air outlet frame are symmetrically provided with an insert block, the two sides of the machine body are respectively provided with four insertion grooves matched with the insertion blocks, the air inlet frame and the exhaust frame are respectively inserted into the two sides of the machine body through the insertion blocks and the insertion grooves, the both sides of organism all the spiro union have the spiro union pole that extends to the inside of grafting piece, and the inner wall both sides of organism are seted up the hole groove that is linked together with air intake frame and exhaust frame respectively.

Preferably, the sharp draw runner is all installed at the both ends of picture peg, and the inner chamber has all been seted up at the inside both ends of two sharp draw runners, four the inside of inner chamber all is fixed with the halving spring, and the both ends of four halving springs all are connected with the halving piece, the top and the bottom of exhaust frame inner wall all seted up with sharp draw runner assorted sharp spout, and the inner wall both sides of two sharp spouts all seted up with halving piece assorted halving groove.

Preferably, the end of the screw rod, which is located outside the machine body, is further provided with a screwing rod, and arc grooves are symmetrically formed in two sides of the screwing rod.

Preferably, a first filter screen is fixed to one side of the inside of the air inlet, and a second filter screen is installed to one side of the inside of the air outlet.

Preferably, two flow guide blocks are symmetrically arranged on one side, adjacent to the machine body, of the inner wall of the air inlet frame, and the windward sides of the two flow guide blocks are bent towards the hole grooves formed in the inner wall of the machine body to form arc blocks.

Preferably, one side of the exhaust frame is provided with a slot matched with the inserting plate, and a sealing gasket is further bonded between the slot and the inserting plate.

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

(1) the utility model discloses a setting of grafting piece, inserting groove and spiro union pole for all form plug-in structure between frame and the exhaust frame of admitting air and the organism, can realize the quick assembly disassembly of frame and exhaust frame of admitting air, thereby be convenient for the maintenance of inlet fan or exhaust fan, the effectual maintenance efficiency who improves the device, so that the normal use of device.

(2) The utility model discloses a cooperation of sharp draw runner, sharp spout, halving piece, halving groove and halving spring can realize the quick assembly disassembly of filter to the effectual dismouting efficiency that improves the filter, so that the regular clearance of filter can ensure the filter effect of filter, helps the filtration of 3D printer.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is an enlarged view of FIG. 1 at B;

FIG. 5 is an enlarged view at C in FIG. 2;

in the figure: 1-body; 2-a plug-in block; 3-a screw rod; 4-an air inlet frame; 5-a first filter screen; 6-air inlet fan; 7-an air inlet; 8-a flow guide block; 9-exhaust fan; 10-a second screen; 11-an exhaust port; 12-an exhaust frame; 13-inserting plate; 14-a filter plate; 15-linear slides; 16-a plug groove; 17-a linear chute; 18-a locking spring; 19-a locking block; 20-locking groove; 21-sealing gasket.

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. 1-5, the present invention provides a technical solution: an air filtering device for a 3D printer comprises a machine body 1, an air inlet frame 4 and an exhaust frame 12, wherein an air inlet fan 6 is installed in the middle of the inside of the air inlet frame 4 through a fixing frame, an air inlet 7 is formed in one side of the air inlet frame 4, an exhaust fan 9 is fixed in the inside of the exhaust frame 12 through a fixing frame, the air inlet fan 6 and the exhaust fan 9 are both electrically connected with a control device of the machine body 1, an exhaust port 11 is formed in one side of the exhaust frame 12, an inserting plate 13 is installed in one side, opposite to the exhaust port 11, of the exhaust fan 9 in the inside of the exhaust frame 12, a filter plate 14 is embedded in the middle of the inside of the inserting plate 13, inserting blocks 2 are symmetrically installed at two ends of one side of the air inlet frame 4 and the exhaust frame 12, four inserting grooves 16 matched with the inserting blocks 2 are formed in two sides of the machine body 1, the air inlet frame 4 and the exhaust frame 12 are respectively inserted in two sides of the machine body 1 through the inserting blocks 2 and the inserting grooves 16, the both sides of organism 1 all the spiro union have the spiro union pole 3 that extends to the inside of inserted block 2, and the inner wall both sides of organism 1 set up the hole groove that is linked together with frame 4 and exhaust frame 12 of admitting air respectively, when fan 6 or exhaust fan 9 need be maintained, the user can rotate spiro union pole 3 and unscrew, again with frame 4 or the pulling of exhausting of admitting air, make inserted block 2 break away from inserted groove 16, in order to realize the dismantlement of frame 4 or exhaust frame 12 of admitting air, then the user maintains fan 6 or exhaust fan 9 of admitting air, after the maintenance, the user inserts frame 4 or exhaust frame 12 of admitting air on organism 1 through inserted block 2 and inserted groove 16, and with spiro union pole 3 precession, in order to fasten frame 4 or exhaust frame 12 of admitting air, thereby realize the quick dismouting of frame 4 or exhaust frame 12, so that the maintenance of fan 6 or exhaust fan 9 of admitting air.

Further, the two ends of the inserting plate 13 are both provided with linear sliding strips 15, the two ends of the inside of each linear sliding strip 15 are both provided with inner cavities, the insides of the four inner cavities are both fixed with locking springs 18, the two ends of each locking spring 18 are both connected with locking blocks 19, the top and the bottom of the inner wall of the exhaust frame 12 are both provided with linear sliding grooves 17 matched with the linear sliding strips 15, the two sides of the inner wall of each linear sliding groove 17 are both provided with locking grooves 20 matched with the locking blocks 19, when the filter plate 14 needs to be cleaned, a user can pull the inserting plate 13, the locking blocks 19 are stressed and contract under the action of the locking springs 18 until the locking grooves 20 are separated, then the linear sliding strips 15 slide along the inside of the linear sliding grooves 17 under the pulling force until the inserting plate 13 is pulled out of the inside of the exhaust frame 12, then the user cleans the filter plate 14, after cleaning, the user inserts the inserting plate 13 into the inside of the exhaust frame 12 through the linear sliding strips 15 and the linear sliding grooves 17, until the locking block 19 corresponds to the locking groove 20 and is clamped into the locking groove 20 under the action of the locking spring 18, so that the inserting plate 13 is limited and fixed, the filter plate 14 is installed, the filter plate 14 is conveniently cleaned regularly, and the filtering effect of the filter plate 14 is ensured.

Specifically, the end of the screw rod 3 located outside the machine body 1 is further provided with a screw rod, and arc grooves are symmetrically formed in two sides of the screw rod, so that a user can conveniently screw the screw rod 3.

It is worth explaining that, inside one side of air inlet 7 is fixed with first filter screen 5, and second filter screen 10 is installed to inside one side of gas vent 11, can filter the outside air that gets into by air inlet 7 through first filter screen 5, prevents that the dust from getting into by air inlet 7, can play the effect of protection to gas vent 11 through second filter screen 10, prevents that outside debris from getting into in the gas vent 11 to be convenient for the air inlet 7 and the gas vent 11 admit air and exhaust.

Further, two water conservancy diversion blocks 8 are installed to 4 inner walls of air inlet frame adjacent to one side symmetry of organism 1, and the pore groove camber that the windward side of two water conservancy diversion blocks 8 all seted up towards organism 1 inner wall forms the arc piece, helps leading into the inside of organism 1 with the outside air that fan 6 inspiration was advanced to the outside air of being convenient for, the input of outside air.

Specifically, a slot matched with the inserting plate 13 is formed in one side of the exhaust frame 12, and a sealing gasket 21 is further bonded between the slot and the inserting plate 13, so that the inserting of the inserting plate 13 is facilitated, and meanwhile, the sealing performance of the exhaust frame 12 can be guaranteed.

The utility model discloses a theory of operation and use flow: when the utility model is used, a user controls the air inlet fan 6 and the exhaust fan 9 to work through the control device of the machine body 1, at the moment, the air inlet fan 6 rotates to ensure that the internal negative pressure of the air inlet frame 4 sucks in external air through the air inlet 7, wherein the first filter screen 5 filters the air, after filtering, the air inlet fan 6 sends the air into the machine body 1, and the exhaust fan 9 rotates to ensure that the inside of the exhaust frame 12 forms negative pressure to suck in the air inside the machine body 1 and filter the air through the filter plate 14 in the middle of the inside of the plug board 13, after filtering, the air is discharged from the air outlet 11, thereby realizing the exchange of the air inside the machine body 1, when the filter plate 14 needs to be cleaned, the user can pull the plug board 13, at the moment, the locking block 19 is stressed and shrinks under the action of the locking spring 18 until the locking block is separated from the locking groove 20, the linear sliding strip 15 slides along the inside of the linear sliding groove 17 under the action of pulling force, until the inserting plate 13 is pulled out from the exhaust frame 12, then the user cleans the filter plate 14, after cleaning, the user inserts the inserting plate 13 into the exhaust frame 12 through the linear sliding strip 15 and the linear sliding groove 17 in a sliding manner until the locking block 19 corresponds to the locking groove 20 and is clamped into the locking groove 20 under the action of the locking spring 18 so as to limit and fix the inserting plate 13 to realize the installation of the filter plate 14, thereby facilitating the regular cleaning of the filter plate 14 and ensuring the filtering effect of the filter plate 14, in addition, when the air intake fan 6 or the exhaust fan 9 needs to be maintained, the user can rotate the screw rod 3 out, then pull the air intake frame 4 or the exhaust frame 12 to ensure that the inserting block 2 is separated from the inserting groove 16 to realize the disassembly of the air intake frame 4 or the exhaust frame 12, then the user maintains the air intake fan 6 or the fan 9, after maintenance, the user inserts the air intake frame 4 or the exhaust frame 12 on the machine body 1 through the inserting block 2 and the inserting groove 16, and the screw rod 3 is screwed in to fasten the air intake frame 4 or the exhaust frame 12, so that the air intake frame 4 or the exhaust frame 12 can be quickly assembled and disassembled, and the maintenance of the air intake fan 6 or the exhaust fan 9 is facilitated.

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 an air filter for 3D printer which characterized in that: comprises a machine body (1), an air inlet frame (4) and an exhaust frame (12), wherein an air inlet fan (6) is installed in the middle of the inside of the air inlet frame (4) through a fixing frame, an air inlet (7) is formed in one side of the air inlet frame (4), an exhaust fan (9) is fixed in the exhaust frame (12) through the fixing frame, an exhaust port (11) is formed in one side of the exhaust frame (12), the inside of the exhaust frame (12) is located in the exhaust fan (9) and is provided with an inserting plate (13) relative to one side of the exhaust port (11), a filter plate (14) is embedded in the middle of the inside of the inserting plate (13), the air inlet frame (4) and the two ends of one side of the exhaust frame (12) are symmetrically provided with inserting blocks (2), four inserting grooves (16) matched with the inserting blocks (2) are formed in the two sides of the machine body (1), the air inlet frame (4) and the exhaust frame (12) are respectively inserted in the two sides of the machine body (1) through the inserting blocks (2) and the inserting grooves (16), the both sides of organism (1) all the spiro union have the spiro union pole (3) that extend to the inside of grafting piece (2), and the inner wall both sides of organism (1) are seted up the hole groove that is linked together with frame (4) and exhaust frame (12) respectively of admitting air.

2. The air filtering device for the 3D printer according to claim 1, wherein: sharp draw runner (15) are all installed at the both ends of picture peg (13), and the inner chamber has all been seted up at the inside both ends of two sharp draw runners (15), four the inside of inner chamber all is fixed with halving spring (18), and the both ends of four halving springs (18) all are connected with halving piece (19), exhaust frame (12) inner wall top and bottom all seted up with sharp draw runner (15) assorted sharp spout (17), and the inner wall both sides of two sharp spout (17) all seted up with halving piece (19) assorted halving groove (20).

3. The air filtering device for the 3D printer according to claim 1, wherein: the one end that spiro union pole (3) are located organism (1) outside still installs and revolves the pole of twisting, and revolves the equal symmetry in both sides of twisting the pole and seted up the arc groove.

4. The air filtering device for the 3D printer according to claim 1, wherein: first filter screen (5) are fixed with to inside one side of air inlet (7), second filter screen (10) are installed to inside one side of gas vent (11).

5. The air filtering device for the 3D printer according to claim 1, wherein: two flow guide blocks (8) are symmetrically arranged on one side, adjacent to the machine body (1), of the inner wall of the air inlet frame (4), and the windward sides of the two flow guide blocks (8) are bent towards the hole grooves formed in the inner wall of the machine body (1) to form arc blocks.

6. The air filtering device for the 3D printer according to claim 1, wherein: one side of the exhaust frame (12) is provided with a slot matched with the inserting plate (13), and a sealing gasket (21) is bonded between the slot and the inserting plate (13).