CN219951316U - Ceramic fiber spinning device - Google Patents

Abstract

The utility model relates to a ceramic fiber spinning device, which relates to the technical field of spinning production equipment, and comprises a liquid inlet pipe and a spinneret plate, wherein one end of the liquid inlet pipe is fixedly connected with the spinneret plate, an annular diversion trench is arranged on one end face of the spinneret plate, which is close to the liquid inlet pipe, a spinning hole communicated with the annular diversion trench is further formed in the spinneret plate, an annular runner is arranged on the spinneret plate, the annular runners are respectively positioned on two sides of the annular diversion trench, and a medium inlet and a medium outlet which are communicated with the annular runner are further formed in the spinneret plate. When the heating medium flows through the annular flow channel, the materials in the annular flow guide groove are uniformly heated, so that the temperatures of the materials are uniform, the flowability difference of the materials is reduced, and the consistency of the quality of silk threads produced at different positions on the spinneret plate is improved.

Description

Ceramic fiber spinning device

Technical Field

The utility model relates to the technical field of spinning production equipment, in particular to a ceramic fiber spinning device.

Background

The ceramic fiber belongs to a high-efficiency energy-saving heat-insulating material, has the advantages of high temperature resistance, corrosion resistance, strong oxidation resistance, good heat-insulating performance and the like, and is an energy-saving environment-friendly heat-insulating material. The spinneret plate is also called a spinning cap, and is used for converting materials such as a viscous polymer melt or solution into a trickle with a specific cross section through micropores, and solidifying the trickle through a solidification medium such as air or a solidification bath to form a filament.

In the spinning process, the medium firstly passes through a solution cavity of a spinning device, and is sprayed out of a continuous medium through small holes on a spinneret plate under the action of pressure, and the yarn is formed after cooling. Because the temperature of the materials is reduced when the materials such as the high polymer melt or the solution reach the solution cavity, in order to ensure that the materials have enough fluidity, in the related art, the materials in the solution cavity are heated by arranging a heating device in the solution cavity. However, when the material is heated by the heating device, the temperature of the material close to the heating device is higher, and the temperature of the material far away from the heating device is lower, so that the temperature distribution of the material in the solution cavity is uneven, and the flowability of the material is different, so that the problem of inconsistent quality of silk threads produced at different positions on the spinneret plate is caused.

Disclosure of Invention

The utility model aims to provide a ceramic fiber spinning device which is used for solving the problem that the quality of silk threads produced at different positions on a spinneret plate in the spinning device in the related art is inconsistent.

The utility model provides a ceramic fiber spinning device which adopts the following technical scheme:

the utility model provides a ceramic fiber spouts silk device, includes feed liquor pipe and spinneret, the one end of feed liquor pipe with spinneret fixed connection, the spinneret be close to an end face of feed liquor pipe is equipped with annular guiding gutter, the spinneret still be equipped with the spinneret orifice that annular guiding gutter link up mutually, be equipped with annular runner on the spinneret, annular runner is located respectively the both sides of annular guiding gutter, still be equipped with on the spinneret with medium entry and the medium outlet that annular runner is linked together.

Through adopting above-mentioned technical scheme, when heating medium flows through annular runner, evenly heats the material in the annular guiding gutter, makes the temperature of material even unanimity to reduce the mobility difference of material, improve the uniformity of the silk thread quality of the different position output on the spinneret.

Optionally, the device further comprises a baffle and a driving mechanism, the spinneret holes are divided into a first spinneret hole and a second spinneret hole, the aperture of the first spinneret hole is smaller than that of the second spinneret hole, the baffle is rotationally connected with the spinneret plate, the baffle is attached to one end face of the spinneret plate far away from the liquid inlet pipe, the driving mechanism is arranged on the spinneret plate and is connected with the baffle, the driving mechanism is used for driving the baffle to rotate relative to the spinneret plate, the baffle is provided with a third spinneret hole with the aperture equal to that of the first spinneret hole, when the baffle rotates relative to the spinneret plate, the third spinneret hole can be coincident with or staggered with the first spinneret hole, the baffle is provided with a fourth spinneret hole with the aperture equal to that of the second spinneret hole, and when the baffle rotates relative to the spinneret plate, the fourth spinneret hole can be coincident with or staggered with the second spinneret hole.

Through adopting above-mentioned technical scheme, can drive the baffle through actuating mechanism and rotate, make first spinneret orifice and third spinneret orifice coincidence, perhaps make second spinneret orifice and fourth spinneret orifice coincidence to realize the spinneret demand of different diameter specifications.

Optionally, be equipped with the spacing groove on the spinneret, the spacing groove is the arc, set firmly the shape on the baffle with spacing slider of spacing groove shape looks adaptation, spacing slider slip card is located in the spacing groove, spacing slider is used for the restriction the baffle with the spinneret separates, and the restriction the baffle for the rotation angle of spinneret.

Through adopting above-mentioned technical scheme, through slider and spacing groove slip joint to can carry out spacingly to the turned angle of baffle.

Optionally, the driving mechanism includes a worm, the gear ring is fixedly arranged at the outer side part of the baffle, the worm is rotationally arranged on the spinneret plate, and the worm is meshed with the gear ring.

Through adopting above-mentioned technical scheme, through worm and ring gear mutually supporting to can rotate the regulation to the baffle.

Optionally, the liquid inlet pipe further comprises a heating element, wherein the heating element is fixedly arranged on the liquid inlet pipe and penetrates into the liquid inlet pipe, and the heating element is used for heating materials in the liquid inlet pipe.

Through adopting above-mentioned technical scheme, can heat the inside material of feed liquor pipe through the heating piece to guarantee the mobility of the intraductal material of feed liquor.

Optionally, the heating element includes electric heating pipe and casing, the casing is fixed wears to locate in the feed liquor pipe, electric heating pipe sets firmly in the casing.

Through adopting above-mentioned technical scheme, can play certain guard action to electric heating pipe through the casing, avoid the material in the feed liquor pipe to produce the influence to electric heating pipe.

Optionally, an end portion of the liquid inlet pipe, which is close to the spinneret plate, is arranged in a cone shape, and a cone-shaped diversion surface is arranged on the side wall of the annular diversion trench of the spinneret plate.

Through adopting above-mentioned technical scheme, through set up the toper water conservancy diversion face on the annular guiding gutter lateral wall of spinneret to play better water conservancy diversion effect to the material.

Optionally, the device further comprises a sealing gasket, a first groove is formed in the end face, close to the spinneret plate, of the liquid inlet pipe, a second groove is formed in the end face, close to the liquid inlet pipe, of the spinneret plate, the sealing gasket is clamped in the first groove and the second groove, and two end faces of the sealing gasket are respectively abutted to the end faces of the first groove and the second groove.

By adopting the technical scheme, the sealing gasket has good sealing effect on the joint of the liquid inlet pipe and the spinneret plate.

In summary, the present utility model includes at least one of the following beneficial technical effects: the annular flow channel is communicated with a medium heating system in the prior art through the medium inlet and the medium outlet, when materials enter the liquid inlet pipe and enter the annular flow guide groove, heating medium of the medium heating system flows through the annular flow channel to uniformly heat the materials in the annular flow guide groove, so that the temperature of the materials is uniform, the flowability difference of the materials is reduced, and the consistency of the quality of silk threads produced at different positions on the spinneret plate is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an exploded view of the first view of the present utility model;

fig. 4 is an exploded view of a second view of the present utility model.

In the drawing the view of the figure,

10. a liquid inlet pipe; 11. a first groove; 12. a liquid inlet end;

20. a spinneret plate; 21. an annular diversion trench; 211. a conical guide surface; 22. an annular flow passage; 23. a second groove; 24. a limit groove; 25. a first spinneret orifice; 26. a second spinneret orifice; 27. a media inlet; 28. a medium outlet;

30. a sealing gasket; 40. a baffle; 41. a limit sliding block; 42. a third spinneret orifice; 43. a fourth spinneret orifice;

50. a driving mechanism; 51. a gear ring; 52. a worm; 53. a handle;

60. a heating member; 61. an electric heating tube; 62. a housing; 70. and (5) a bolt.

Detailed Description

The present utility model will be described in further detail with reference to fig. 1 to 4.

The embodiment of the utility model discloses a ceramic fiber spinning device.

Referring to fig. 1 and 2, a ceramic fiber spinning device comprises a liquid inlet pipe 10, a spinneret plate 20, a sealing gasket 30, a baffle 40, a driving mechanism 50 and a heating element 60, wherein one end of the liquid inlet pipe 10 is fixedly connected with the spinneret plate 20 through a bolt 70, and one end part of the liquid inlet pipe 10, which is close to the spinneret plate 20, is in a cone shape. The liquid inlet pipe 10 is close to the terminal surface of spinneret 20 and is equipped with first recess 11, and the spinneret 20 is close to the terminal surface of spinneret 10 and is equipped with second recess 23, and sealed pad 30 card is located in first recess 11 and the second recess 23, and the terminal surface butt with first recess 11 and second recess 23 respectively is filled up the both ends face of 30, seals the junction of feed liquor pipe 10 and spinneret 20 through sealed pad 30.

Referring to fig. 2, the heating element 60 is fixedly arranged on the liquid inlet pipe 10 and penetrates into the liquid inlet pipe 10, and materials in the liquid inlet pipe 10 can be heated through the heating element 60. The specific structure of the heating member 60 is as follows: the heating element 60 comprises an electric heating tube 61 and a shell 62, the shell 62 is fixedly arranged in the liquid inlet tube 10 in a penetrating mode, and the electric heating tube 61 is fixedly arranged in the shell 62. After materials such as high polymer melt or solution enter the liquid inlet pipe 10 from the liquid inlet end 12 of the liquid inlet pipe 10, the materials are heated by the electric heating pipe 61, and the shell 62 plays a certain role in protecting the electric heating pipe 61, so that the materials are prevented from influencing the electric heating pipe 61. The heating element 60 may be a heating element for heating by a high-temperature medium such as heat transfer oil or high-temperature steam, in addition to the electric heating tube 61.

Referring to fig. 2 and 3, an annular guide groove 21 is provided on an end surface of the spinneret plate 20 near the liquid inlet pipe 10, multiple groups of annular guide grooves 21 may be provided, the multiple groups of annular guide grooves 21 are concentrically arranged, and a tapered guide surface 211 is provided on a side wall of the annular guide groove 21 of the spinneret plate 20. The spinneret plate 20 is provided with annular flow passages 22, the annular flow passages 22 are respectively positioned at two sides of the annular flow guide grooves 21, and in order to facilitate the processing of the annular flow passages 22, the spinneret plate 20 can be processed in a 3D printing mode. The spinneret plate 20 is also provided with a medium inlet 27 and a medium outlet 28 which are communicated with the annular flow passage 22, the annular flow passage 22 can be communicated with a medium heating system in the prior art through the medium inlet 27 and the medium outlet 28, high-temperature mediums such as heat conduction oil or high-temperature steam can be conveyed into the annular flow passage 22 through pumping equipment of the medium heating system, and the spinneret plate 20 can be heated when the high-temperature mediums flow through the annular flow passage 22.

After the material enters the liquid inlet pipe 10, the material enters the annular flow guide groove 21, heating medium (such as heat conducting oil) of the medium heating system enters the annular flow passage 22 from the medium inlet 27 and is discharged from the medium outlet 28, and when the heating medium flows through the annular flow passage 22, the material in the annular flow guide groove 21 is uniformly heated, so that the temperature of the material is uniform.

Referring to fig. 2 and 4, the spinneret plate 20 is further provided with spinneret holes communicated with the annular diversion trenches 21, the spinneret holes are divided into a first spinneret hole 25 and a second spinneret hole 26, the aperture of the first spinneret hole 25 is smaller than that of the second spinneret hole 26, the first spinneret hole 25 and the second spinneret hole 26 are all annularly arranged, a plurality of circles of first spinneret holes 25 and a plurality of circles of second spinneret holes 26 are alternately arranged at intervals respectively. Baffle 40 and spinneret 20 rotate to be connected, more specifically are equipped with spacing groove 24 on the spinneret 20, and spacing groove 24 is arc, and the cross section of spacing groove 24 can be established to the T shape, has set firmly the spacing slider 41 of shape and spacing groove 24 shape looks adaptation on the baffle 40, and spacing slider 41 slip card is located in the spacing groove 24, can restrict baffle 40 and spinneret 20 separation through spacing slider 41 to limit baffle 40 for spinneret 20's rotation angle. The baffle 40 is attached to an end surface of the spinneret plate 20 remote from the feed pipe 10.

Referring to fig. 1 and 4, the driving mechanism 50 is disposed on the spinneret plate 20 and connected to the baffle 40, and the baffle 40 can be driven to rotate relative to the spinneret plate 20 by the driving mechanism 50, and the specific structure of the driving mechanism 50 and the specific connection relationship between the spinneret plate 20 and the baffle 40 are as follows: the driving mechanism 50 comprises a worm 52, a gear ring 51 is fixedly arranged at the outer side part of the baffle 40, the worm 52 is rotatably arranged on the spinneret plate 20, the worm 52 is meshed with the gear ring 51, and a handle 53 is fixedly arranged at one end part of the worm 52. The worm 52 can be rotated through the handle 53, the gear ring 51 and the baffle 40 can be driven to rotate through the worm 52, and the driving mechanism 50 can also adopt a transmission structure of matching between a motor and a gear.

Referring to fig. 2 and 4, the baffle 40 is provided with a third orifice 42 having an equal aperture to the first orifice 25, the third orifice 42 being capable of overlapping or misaligning with the first orifice 25 when the baffle 40 is rotated relative to the spinneret 20, the baffle 40 being provided with a fourth orifice 43 having an equal aperture to the second orifice 26, the fourth orifice 43 being capable of overlapping or misaligning with the second orifice 26 when the baffle 40 is rotated relative to the spinneret 20. When the fourth orifice 43 is coincident with the second orifice 26, the third orifice 42 is offset from the first orifice 25, whereas when the third orifice 42 is coincident with the first orifice 25, the fourth orifice 43 is offset from the second orifice 26.

By providing the spinneret plate 20 with the first spinneret hole 25 and the second spinneret hole 26 with two apertures, and the baffle plate 40 with the third spinneret hole 42 and the fourth spinneret hole 43 with apertures corresponding to the first spinneret hole 25 and the second spinneret hole 26, the spinneret requirements of ceramic fibers with two different diameters can be realized by rotating the baffle plate 40 to enable the first spinneret hole 25 to coincide with the third spinneret hole 42 or enable the second spinneret hole 26 to coincide with the fourth spinneret hole 43. In order to facilitate the rapid overlapping positioning of the positions of the first spinneret hole 25 and the third spinneret hole 42 and the rapid overlapping positioning of the positions of the second spinneret hole 26 and the fourth spinneret hole 43, the position where the limit slider 41 abuts against one end face of the limit slot 24 may be set to be the position where the first spinneret hole 25 overlaps the third spinneret hole 42, and the position where the limit slider 41 abuts against the other end face of the limit slot 24 may be set to be the position where the second spinneret hole 26 overlaps the fourth spinneret hole 43, so that when the worm 52 drives the baffle 40 to rotate to two stroke dead points, the first spinneret hole 25 overlaps the third spinneret hole 42, or the second spinneret hole 26 overlaps the fourth spinneret hole 43.

The implementation principle of the ceramic fiber spinning device in the embodiment is as follows: after materials such as high polymer melt or solution enter the liquid inlet pipe 10 from the liquid inlet end 12 of the liquid inlet pipe 10, the materials are heated by the electric heating pipe 61, then enter the annular flow guide groove 21, heating medium of the medium heating system enters the annular flow channel 22 from the medium inlet 27 and is discharged from the medium outlet 28, and when the heating medium flows through the annular flow channel 22, the materials in the annular flow guide groove 21 are uniformly heated, so that the temperature of the materials is uniform. The worm 52 is rotated by the handle 53, and the gear ring 51 and the baffle 40 are driven to rotate by the worm 52, so that the baffle 40 is rotated to a position where the first spinneret holes 25 coincide with the third spinneret holes 42 or where the second spinneret holes 26 coincide with the fourth spinneret holes 43 according to the spinning requirements of ceramic fibers with required diameters. The material in the annular flow guide 21 is then ejected from the first orifice 25 and the third orifice 42 or from the second orifice 26 and the fourth orifice 43 to form the desired ceramic fiber filaments.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a ceramic fiber spouts silk device, its characterized in that, includes feed liquor pipe (10) and spinneret (20), the one end of feed liquor pipe (10) with spinneret (20) fixed connection, spinneret (20) are close to an end face of feed liquor pipe (10) is equipped with annular guiding gutter (21), spinneret (20) still be equipped with the spinneret orifice that annular guiding gutter (21) link up mutually, be equipped with annular runner (22) on spinneret (20), annular runner (22) are located respectively the both sides of annular guiding gutter (21), still be equipped with on spinneret (20) with medium entry (27) and medium export (28) that annular runner (22) are linked together.

2. The device according to claim 1, further comprising a baffle plate (40) and a driving mechanism (50), wherein the spinneret plate is divided into a first spinneret hole (25) and a second spinneret hole (26), the first spinneret hole (25) has a smaller aperture than the second spinneret hole (26), the baffle plate (40) is rotationally connected to the spinneret plate (20), the baffle plate (40) is attached to an end surface of the spinneret plate (20) far away from the feed pipe (10), the driving mechanism (50) is disposed on the spinneret plate (20) and is connected to the baffle plate (40), the driving mechanism (50) is used for driving the baffle plate (40) to rotate relative to the spinneret plate (20), the baffle plate (40) is provided with a third spinneret hole (42) having an equal aperture to the first spinneret hole (25), when the baffle plate (40) rotates relative to the spinneret plate (20), the third spinneret hole (42) can be aligned with the first spinneret hole (25) relative to the second spinneret hole (40), when the baffle plate (40) rotates relative to the baffle plate (40) is provided with a fourth spinneret hole (40), the fourth spinneret orifice (43) can be coincident with or offset from the second spinneret orifice (26).

3. The ceramic fiber spinning device according to claim 2, wherein the spinneret plate (20) is provided with a limiting groove (24), the limiting groove (24) is arc-shaped, the baffle plate (40) is fixedly provided with a limiting slide block (41) with a shape matched with that of the limiting groove (24), the limiting slide block (41) is slidably clamped in the limiting groove (24), and the limiting slide block (41) is used for limiting the separation of the baffle plate (40) from the spinneret plate (20) and limiting the rotation angle of the baffle plate (40) relative to the spinneret plate (20).

4. The ceramic fiber spinning device according to claim 2, wherein the driving mechanism (50) comprises a worm (52), a gear ring (51) is fixedly arranged at the outer side part of the baffle plate (40), the worm (52) is rotatably arranged on the spinneret plate (20), and the worm (52) is meshed with the gear ring (51).

5. The ceramic fiber spinning device according to claim 1, further comprising a heating element (60), wherein the heating element (60) is fixedly arranged on the liquid inlet pipe (10) and penetrates into the liquid inlet pipe (10), and the heating element (60) is used for heating materials in the liquid inlet pipe (10).

6. The ceramic fiber spinning device according to claim 5, wherein the heating element (60) comprises an electric heating tube (61) and a shell (62), the shell (62) is fixedly arranged in the liquid inlet tube (10) in a penetrating manner, and the electric heating tube (61) is fixedly arranged in the shell (62).

7. The ceramic fiber spinning device according to claim 1, wherein one end part of the liquid inlet pipe (10) close to the spinneret plate (20) is in a cone shape, and a cone-shaped guide surface (211) is arranged on the side wall of an annular guide groove (21) of the spinneret plate (20).

8. The ceramic fiber spinning device according to claim 1, further comprising a sealing gasket (30), wherein a first groove (11) is formed in an end face, close to the spinneret plate (20), of the liquid inlet pipe (10), a second groove (23) is formed in an end face, close to the liquid inlet pipe (10), of the spinneret plate (20), the sealing gasket (30) is clamped in the first groove (11) and the second groove (23), and two end faces of the sealing gasket (30) are respectively abutted to the end faces of the first groove (11) and the second groove (23).