CN210257281U - 3D print head liquid cooling radiator - Google Patents

3D print head liquid cooling radiator Download PDF

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Publication number
CN210257281U
CN210257281U CN201920483718.9U CN201920483718U CN210257281U CN 210257281 U CN210257281 U CN 210257281U CN 201920483718 U CN201920483718 U CN 201920483718U CN 210257281 U CN210257281 U CN 210257281U
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China
Prior art keywords
switching valve
liquid
thick
thin
heat dissipation
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Expired - Fee Related
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CN201920483718.9U
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Chinese (zh)
Inventor
赵裕军
麻常毅
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Individual
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Individual
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Abstract

The utility model relates to a 3D printer nozzle liquid cooling radiator, which comprises a switching valve, a support plate and a heat dissipation pipeline; the switching valve to adjust a flow path of a coolant, the switching valve including: installing a transverse plate, a switching valve body and a switching valve core; the supporting plate is arranged on one side of the upper end face of the heating device. The heat dissipation pipeline is used for accommodating the flowing circulation of the cooling liquid, and the heat dissipation pipeline comprises a liquid inlet pipe, a thin liquid outlet pipe and a thick liquid outlet pipe. A3D print head liquid cooling radiator, can effectually dispel the heat to the print head through the heat dissipation pipeline. The diverter valve can realize two divisions, open greatly, three kinds of coolant liquid flow pattern of little opening, provides three kinds of radiating effects, and the user can rationally select three kinds of radiating pattern according to concrete operating mode, makes the radiator can realize better use scene and cover. Furthermore, no matter thin drain pipe or thick drain pipe, all can dispel the heat to feed pipe and heating device simultaneously.

Description

3D print head liquid cooling radiator
Technical Field
The utility model relates to a 3D printer technical field, concretely relates to 3D print head liquid cooling radiator.
Background
The nozzle of the 3D printer is one of the core components of the 3D printer, and the quality of molding is determined to a large extent. The smoothness of the silk material flowing out of the extrusion nozzle and the temperature of the silk material directly influence the precision of 3D printing. However, if the temperature of the nozzle is too high, other components will be dissolved and burnt, so a heat dissipation device is needed to control the temperature of the nozzle within a certain range. At present, a heat dissipation fan is usually installed at a nozzle to dissipate heat from the nozzle, but in the prior art, a heat dissipation fan is directly fixed beside the nozzle, but in the printing process, vibration generated by the operation of the heat dissipation fan can seriously affect the molding quality of the 3D printer.
Most of the nozzles of the printers in the prior art are cooled by air through fans, vibration generated when the fans operate has a serious influence on printing precision, and the cooling effect is common. Therefore, a liquid cooling radiator is needed to be involved for carrying out heat dissipation treatment on the spray head of the 3d printer.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem who exists among the background art, the utility model provides a 3D print head liquid cooling radiator can effectually dispel the heat to print head through the heat dissipation pipeline. The diverter valve can realize two divisions, open greatly, three kinds of coolant liquid flow pattern of little opening, provides three kinds of radiating effects, and the user can rationally select three kinds of radiating pattern according to concrete operating mode, makes the radiator can realize better use scene and cover. Furthermore, no matter thin drain pipe or thick drain pipe, all can dispel the heat to feed pipe and heating device simultaneously.
The utility model provides a technical scheme that its technical problem adopted is:
A3D printer nozzle liquid cooling radiator is applied to a printer nozzle, the printer nozzle at least comprises a feeding pipeline, a heating device arranged below the feeding pipeline and a nozzle arranged below the heating device, and the radiator comprises a switching valve, a supporting plate and a heat dissipation pipeline;
the switching valve to adjust a flow path of a coolant, the switching valve including:
a transverse installation plate fixed on the side surface of the feeding pipeline;
the switching valve body is in a hollow round cake shape, an inlet is formed in the left side of the switching valve body, a thin outlet and a thick outlet are respectively formed in the front right side and the rear right side of the switching valve body, and an upper opening is formed in the center of the upper end of the switching valve body;
the switching valve core is rotatably arranged in the inner cavity of the switching valve body, a large-diameter through hole is formed in the switching valve core in a penetrating mode along the left-right direction, the left side of the large-diameter through hole is communicated with the inlet, the right side of the large-diameter through hole is communicated with the fine outlet and the coarse outlet simultaneously, an adjusting upper rod is further arranged on the upper end face of the switching valve core, and the adjusting upper rod rotatably penetrates through the upper opening;
furthermore, a first sealing ring in sealing connection with the adjusting upper rod is arranged on the inner edge of the upper opening. Obviously, the arrangement of the first sealing ring can ensure that when the upper adjusting rod is rotated to drive the switching valve core to rotate, the sealing performance between the switching valve core and the switching valve body prevents the leakage of the cooling liquid.
Still further, the inner wall of the switching valve body except the inlet, the thin outlet and the thick outlet is provided with a second sealing washer. The arrangement of the second sealing ring further increases the sealing performance of the switching valve.
The supporting plate is arranged on one side of the upper end surface of the heating device;
further, the support plate is made of a metal material. Still further, the support plate is made of a copper alloy.
Obviously, the supporting plate is made of a material with a good heat transfer effect, and can be regarded as a heat dissipation element, and the supporting plate is directly arranged on one side of the upper end face of the heating device, so that the heat dissipation effect of the heating device can be improved.
The heat dissipation pipeline is used for accommodating the flowing circulation of the cooling liquid and comprises
The liquid inlet pipe is used for conveying cooling liquid from the water tank and the water pump to the inlet;
the thin liquid outlet pipe is communicated with the thin outlet, the front half section of the thin liquid outlet pipe is wound on the outer wall of the feeding pipeline from top to bottom in a spiral posture, the rear half section of the thin liquid outlet pipe is attached to the supporting plate from bottom to top, and the thin liquid outlet pipe conveys cooling liquid back to the water tank;
thick drain pipe, with thick export intercommunication sets up, thick drain pipe first half section is the spiral gesture from top to bottom the round trip at the feed channel outer wall, thick drain pipe second half section from bottom to top pastes and establishes in the backup pad, thick drain pipe carries the return water tank with the coolant liquid.
Obviously, the thin liquid outlet pipe and the thick liquid outlet pipe are fixed on the supporting plate through heat dissipation glue. The heat dissipation effect on the supporting plate and the heating device can be further increased.
The utility model has the advantages that:
A3D print head liquid cooling radiator, can effectually dispel the heat to the print head through the heat dissipation pipeline. The diverter valve can realize two divisions, open greatly, three kinds of coolant liquid flow pattern of little opening, provides three kinds of radiating effects, and the user can rationally select three kinds of radiating pattern according to concrete operating mode, makes the radiator can realize better use scene and cover.
Further, no matter be thin drain pipe or thick drain pipe, all can dispel the heat to feed pipe and heating device simultaneously:
the thin liquid outlet pipe and the thick liquid outlet pipe are spirally wound on the feeding pipeline, so that large-scale heat conduction can be realized to dissipate heat of the feeding pipeline.
Thin drain pipe, thick drain pipe all paste and establish in the backup pad, and the backup pad directly sets up on heating device, can be indirect dispel the heat to heating device.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Figure 1 is a schematic view of one embodiment of the heat sink,
fig. 2 is a longitudinal sectional view of an embodiment of the switching valve.
Fig. 3 is a transverse cross-sectional view of one embodiment of the switching valve.
Fig. 4 is a transverse cross-sectional view of one embodiment of the switching valve.
Fig. 5 is a transverse cross-sectional view of one embodiment of the switching valve.
In the figure:
a. printer head, a1. feed line, a2. heating device, a3. nozzle;
1. the switching valve comprises a switching valve body, a transverse plate, a switching valve body, a valve core, a large-diameter through hole, a valve core and a valve core, wherein the transverse plate is installed at the position 11;
2. a support plate;
3. the heat dissipation pipeline comprises a 31-liquid inlet pipe, a 32-thin liquid outlet pipe and a 33-thick liquid outlet pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A3D printer nozzle liquid cooling radiator is applied to a printer nozzle a, the printer nozzle a at least comprises a feeding pipeline a1, a heating device a2 arranged below a feeding pipeline a1 and a nozzle a3 arranged below a heating device a2, and the radiator comprises a switching valve 1, a supporting plate 2 and a heat dissipation pipeline 3;
the switching valve 1 is used to adjust a flow path of a coolant, and the switching valve 1 includes:
a mounting transverse plate 11 fixed on the side surface of the feeding pipeline a 1;
the switching valve body 12 is in a hollow round cake shape, an inlet 12a is formed in the left side of the switching valve body 12, a thin outlet 12b and a thick outlet 12c are respectively formed in the front right side and the rear right side of the switching valve body 12, and an upper opening 12d is formed in the center of the upper end of the switching valve body 12;
the switching valve core 13 is rotatably arranged in the inner cavity of the switching valve body 12, a large-diameter through hole 13a is formed in the switching valve core 13 in a penetrating mode along the left-right direction, the left side of the large-diameter through hole 13a is communicated with the inlet 12a, the right side of the large-diameter through hole 13a is simultaneously communicated with the thin outlet 12b and the thick outlet 12c, an adjusting upper rod 13b is further arranged on the upper end face of the switching valve core 13, and the adjusting upper rod 13b rotatably penetrates through the upper opening 12 d;
further, a first sealing ring which is connected with the upper adjusting rod 13b in a sealing mode is arranged on the inner edge of the upper opening 12d. Obviously, the arrangement of the first sealing ring can ensure that when the upper adjusting rod 13d is rotated to drive the switching valve core 13 to rotate, the sealing performance between the switching valve core 13 and the switching valve body 12 prevents the leakage of the cooling liquid.
Still further, the inner wall of the switching valve body 12 except the inlet 12a, the thin outlet 12b and the thick outlet 12c is provided with a second sealing washer. The arrangement of the second sealing ring further increases the sealing performance of the switching valve 1.
The supporting plate 2 is arranged on one side of the upper end face of the heating device a 2;
further, the support plate 2 is made of a metal material. Still further, the support plate 2 is made of a copper alloy.
Obviously, the support plate is made of a material with a good heat transfer effect, and can be regarded as a heat dissipation element, and the support plate 2 is directly arranged on one side of the upper end face of the heating device a2, so that the heat dissipation effect on the heating device a2 can be improved.
The heat dissipation pipeline 3 is used for accommodating flowing circulation of cooling liquid, and the heat dissipation pipeline 3 comprises
A liquid inlet pipe 31 for delivering the coolant from the water tank and the water pump to the inlet 12 a;
the thin liquid outlet pipe 32 is communicated with the thin outlet 12b, the front half section of the thin liquid outlet pipe 32 is spirally wound on the outer wall of the feeding pipeline a1 from top to bottom, the rear half section of the thin liquid outlet pipe 32 is attached to the supporting plate 2 from bottom to top, and the thin liquid outlet pipe 32 conveys cooling liquid back to the tank;
thick drain pipe 33, with thick export 12c intercommunication sets up, thick drain pipe 33 first half section is the spiral gesture from top to bottom and winds around connecing at feed channel a1 outer wall, thick drain pipe 33 second half section from bottom to top pastes and establishes on backup pad 2, thick drain pipe 33 carries the return water tank with the coolant liquid.
Obviously, the thin liquid outlet pipe 32 and the thick liquid outlet pipe 33 are fixed on the support plate 2 by heat dissipation glue. The heat radiation effect to the support plate 2 and the heating means a2 can be further increased.
The specific use method comprises the following steps:
A3D print head liquid cooling radiator, can effectually dispel the heat to the print head through the heat dissipation pipeline. The diverter valve 1 can realize that two divisions, big division, three kinds of coolant liquid flow pattern of little division provide three kinds of radiating effects, and the user can rationally select three kinds of radiating patterns according to concrete operating mode, makes the better use scene of radiator can be realized and cover:
first, the liquid inlet pipe 31 delivers the coolant from the water tank and the water pump to the inlet 12a of the switching valve 1 regardless of the flow mode of the coolant.
Then, we analyzed the liquid flow paths of three cooling liquid flow patterns:
1. a double-open mode:
as shown in fig. 3, in a normal state, the left side of the large-diameter through hole 13a of the switching valve element 13 is communicated with the inlet 12a, and the right side of the large-diameter through hole 13a is simultaneously communicated with the thin outlet 12b and the thick outlet 12c, at this time, the cooling liquid can dissipate heat of the printer nozzle through the thin liquid outlet pipe 32 and the thick liquid outlet pipe 33.
2. A large open mode:
as shown in fig. 4, the left side of the large-diameter through hole 13a of the switching valve core 13 is communicated with the inlet 12a, and the right side of the large-diameter through hole 13a is communicated with the thin outlet 12b, so that the cooling liquid can only dissipate heat of the printer nozzle through the thin liquid outlet pipe 32.
3. Small die opening mode:
as shown in fig. 5, the left side of the large-diameter through hole 13a of the switching valve core 13 is communicated with the inlet 12a, and the right side of the large-diameter through hole 13a is communicated with the thick outlet 12c, so that the cooling liquid can only dissipate heat of the printer nozzle through the thick liquid outlet pipe 33.
It should be noted that the three modes are switched by manually twisting the adjustment upper lever 13b.
Furthermore, both thin liquid outlet pipe 32 and thick liquid outlet pipe 33 can dissipate heat from feed pipe a1 and heating device a 2:
the thin liquid outlet pipe 32 and the thick liquid outlet pipe 33 are spirally wound on the feeding pipe a1, so that large-range heat conduction can be realized to dissipate heat of the feeding pipe a1.
Thin drain pipe 32, thick drain pipe 33 all paste and establish on backup pad 2, and backup pad 2 directly sets up on heating device a2, can be indirect carry out the heat dissipation to heating device a2.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (6)

1. The utility model provides a 3D print head liquid cooling radiator, is applied to print head (a), print head (a) includes at least feed line (a1), establishes heating device (a2) in the feed line (a1) below, establishes spout (a3) in heating device (a2) below, its characterized in that: comprises a switching valve (1), a support plate (2) and a heat dissipation pipeline (3);
the switching valve (1) is used to adjust a flow path of a coolant, the switching valve (1) including:
a mounting transverse plate (11) fixed on the side surface of the feeding pipeline (a 1);
the switching valve body (12) is in a hollow round cake shape, an inlet (12a) is formed in the left side of the switching valve body (12), a thin outlet (12b) and a thick outlet (12c) are formed in the front right side and the rear right side of the switching valve body (12) respectively, and an upper opening (12d) is formed in the center of the upper end of the switching valve body (12);
the switching valve core (13) is rotatably arranged in an inner cavity of the switching valve body (12), a large-diameter through hole (13a) penetrates through the switching valve core (13) along the left-right direction, the left side of the large-diameter through hole (13a) is communicated with the inlet (12a), the right side of the large-diameter through hole (13a) is simultaneously communicated with the thin outlet (12b) and the thick outlet (12c), an adjusting upper rod (13b) is further arranged on the upper end face of the switching valve core (13), and the adjusting upper rod (13b) rotatably penetrates through the upper opening (12 d);
the supporting plate (2) is arranged on one side of the upper end face of the heating device (a 2);
the heat dissipation pipeline (3) is used for accommodating flowing circulation of cooling liquid, and the heat dissipation pipeline (3) comprises
A liquid inlet pipe (31) for delivering the cooling liquid from the water tank and the water pump to the inlet (12 a);
the thin liquid outlet pipe (32) is communicated with the thin outlet (12b), the front half section of the thin liquid outlet pipe (32) is spirally wound on the outer wall of the feeding pipeline (a1) from top to bottom, the rear half section of the thin liquid outlet pipe (32) is attached to the supporting plate (2) from bottom to top, and the thin liquid outlet pipe (32) conveys cooling liquid back to the water tank;
thick drain pipe (33), with thick export (12c) intercommunication sets up, thick drain pipe (33) first half section is the spiral gesture from top to bottom around connecing at feed channel (a1) outer wall, thick drain pipe (33) latter half section from bottom to top pastes and establishes on backup pad (2), thick drain pipe (33) carries the return water case with the coolant liquid.
2. The liquid cooling radiator for the 3D printer nozzle as claimed in claim 1, wherein: and a first sealing ring which is connected with the adjusting upper rod (13b) in a sealing way is arranged on the inner edge of the upper opening (12 d).
3. The liquid cooling radiator for the 3D printer nozzle as claimed in claim 2, wherein: and a second sealing gasket is arranged on the inner wall of the switching valve body (12) except for the inlet (12a), the thin outlet (12b) and the thick outlet (12 c).
4. The liquid cooling radiator for the 3D printer nozzle as claimed in claim 1, wherein: the supporting plate (2) is made of a metal material.
5. The liquid cooling radiator for the 3D printer nozzle as claimed in claim 4, wherein: the support plate (2) is made of a copper alloy.
6. The liquid cooling radiator for the 3D printer nozzle as claimed in claim 1 or 5, wherein: thin drain pipe (32), thick drain pipe (33) are all fixed on backup pad (2) through heat dissipation glue.
CN201920483718.9U 2019-04-11 2019-04-11 3D print head liquid cooling radiator Expired - Fee Related CN210257281U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920483718.9U CN210257281U (en) 2019-04-11 2019-04-11 3D print head liquid cooling radiator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920483718.9U CN210257281U (en) 2019-04-11 2019-04-11 3D print head liquid cooling radiator

Publications (1)

Publication Number Publication Date
CN210257281U true CN210257281U (en) 2020-04-07

Family

ID=70021959

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920483718.9U Expired - Fee Related CN210257281U (en) 2019-04-11 2019-04-11 3D print head liquid cooling radiator

Country Status (1)

Country Link
CN (1) CN210257281U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200407

CF01 Termination of patent right due to non-payment of annual fee