CN210481630U

CN210481630U - Heating box for stretch yarn machine

Info

Publication number: CN210481630U
Application number: CN201921364505.0U
Authority: CN
Inventors: 冯俞萍
Original assignee: Wujiang Jialun Weaving Co Ltd
Current assignee: Wujiang Jialun Weaving Co Ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-08
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a heating cabinet for stretch yarn machine, the power distribution box comprises a box body, the inside of box is run through there is electric heating mechanism, electric heating mechanism's outside parcel has the thermal-insulated mechanism that keeps warm, electric heating mechanism includes timer, metal inlet wire section of thick bamboo, first heating wire, second heating wire and change over switch, the center department that the box was run through to metal inlet wire section of thick bamboo, the cross winding has first heating wire and second heating wire on the metal inlet wire section of thick bamboo, the input of first heating wire and second heating wire is fixed respectively on change over switch's first output and second output, one side of box has the timer through the bolt fastening, and the output electric connection change over switch of timer. The utility model discloses novel structure thinks about ingeniously, and not only the heating efficiency of effectual promotion silk thread has prolonged the life of heating cabinet moreover.

Description

Heating box for stretch yarn machine

Technical Field

The utility model relates to a silk thread processing technology field specifically is a heating cabinet for stretch yarn machine.

Background

The stretch yarn machine is one drawing and false twisting equipment for drawing and deforming several chemical fiber yarns. When the yarn is subjected to stretching deformation, the yarn is led out from the raw yarn bobbin, and then simultaneously subjected to stretching deformation treatment, and finally wound into a bobbin. The known stretch yarn machine has a first transport device, a second transport device, which together form a draw-texturing zone, and the second transport device is followed by a winding device, by means of which the yarn is wound to bobbins.

In the engineering of stretch yarn machine operation, it is necessary to use a heating box to internally heat the fed yarn to a plasticized state. However, the existing heating box has short service life and needs to be maintained frequently because the heating wires work for a long time. Therefore, it is necessary to design a heating box for stretch yarn machine.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a heating cabinet for stretch yarn machine, this heating cabinet novel structure thinks about ingeniously, and not only the heating efficiency of effectual promotion silk thread has prolonged the life of heating cabinet moreover.

In order to achieve the above object, the utility model provides a following technical scheme: a heating box for an elastic yarn machine comprises a box body, wherein an electric heating mechanism penetrates through the box body, and a heat preservation and insulation mechanism wraps the outer side of the electric heating mechanism;

the electric heating mechanism comprises a timer, a metal wire inlet cylinder, a first heating wire, a second heating wire and a change-over switch, wherein the metal wire inlet cylinder penetrates through the center of the box body, the metal wire inlet cylinder is wound with the first heating wire and the second heating wire in a crossed mode, the input ends of the first heating wire and the second heating wire are fixed to the first output end and the second output end of the change-over switch respectively, a timer is fixed to one side of the box body through bolts, and the output end of the timer is electrically connected with the change-over switch.

Preferably, a box cover is fixed on one side of the top of the box body through a hinge.

Preferably, the heat preservation and heat insulation mechanism comprises a side heat preservation and heat insulation plate, an upper heat preservation and heat insulation plate, a lower heat preservation and heat insulation plate, a semicircular groove, a positioning block and a positioning groove, wherein the side heat preservation and heat insulation plate is fixed on the periphery of the inner wall of the box body through bonding, the bottom of the box body is fixedly bonded with the lower heat preservation and heat insulation plate, the semicircular groove is formed in the center of the top of the lower heat preservation and heat insulation plate, the positioning block is arranged on two corresponding sides of the top of the lower heat preservation and heat insulation plate, the upper heat preservation and heat insulation plate is fixed on the box cover through bonding, the semicircular groove is formed in the center of the bottom of the upper heat preservation and heat insulation plate, the positioning groove matched with the positioning block is formed.

Preferably, the side heat-insulating plate comprises a vacuum heat-insulating plate and a high-temperature-resistant insulating nano composite ceramic coating layer, the vacuum heat-insulating plate is fixedly bonded around the inner wall of the box body, and the high-temperature-resistant insulating nano composite ceramic coating layer is sprayed on the vacuum heat-insulating plate.

Preferably, the upper heat-insulating plate and the lower heat-insulating plate respectively comprise a microporous calcium silicate heat-insulating material layer, an aluminum silicate refractory fiber layer and an asbestos heat-insulating layer, the top of the microporous calcium silicate heat-insulating material layer is provided with the aluminum silicate refractory fiber layer, and the top of the aluminum silicate refractory fiber layer is provided with the asbestos heat-insulating layer.

The utility model has the advantages that: when the heating wire is used, a wire of the stretch yarn machine is led in through the metal wire inlet cylinder, the first heating wire or the second heating wire works, electric energy is converted into high-frequency magnetic field energy in a frequency conversion mode, the metal body is cut by an alternating magnetic field to generate countless eddy currents, the eddy currents act on the body resistance of the metal wire inlet cylinder to efficiently convert the electric energy into heat energy and quickly release the heat energy, high temperature is generated inside the metal wire inlet cylinder, the wire is conveniently and quickly heated, the timer controls the change-over switch to switch through the arranged first heating wire and the second heating wire, the alternating work of the first heating wire and the second heating wire is realized, the working time of the first heating wire and the second heating wire is effectively reduced, the service lives of the first heating wire and the second heating wire are prolonged, the non-working heating wire can be preheated in the working process, and the non-working heating wire can quickly reach the working temperature, and the electric energy is saved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the electric heating mechanism of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the side heat-insulating plate of the present invention;

FIG. 4 is a schematic view of the plane structure of the lower heat-insulating plate of the present invention;

FIG. 5 is a schematic view of the three-dimensional structure of the upper heat-insulating plate of the present invention;

reference numbers in the figures: 1. a box body; 2. a heat preservation and insulation mechanism; 3. an electric heating mechanism; 4. a side heat-insulating plate; 5. an upper heat insulation plate; 6. a box cover; 7. a hinge; 8. a timer; 9. a metal wire inlet cylinder; 10. a first heating wire; 11. a second heating wire; 12. a transfer switch; 13. a vacuum insulation panel; 14. a high temperature resistant insulating nano composite ceramic coating layer; 15. a lower heat insulation plate; 16. a semicircular groove; 17. positioning blocks; 18. positioning a groove; 19. a microporous calcium silicate insulation material layer; 20. an aluminum silicate refractory fiber layer; 21. an asbestos insulation layer.

Detailed Description

The following describes the present invention in further detail with reference to fig. 1-5.

The first embodiment is given by fig. 1 and fig. 2, the present invention provides the following technical solutions: a heating box for an elastic yarn machine comprises a box body 1, wherein an electric heating mechanism 3 penetrates through the interior of the box body 1, and a heat preservation and insulation mechanism 2 wraps the outer side of the electric heating mechanism 3;

the electric heating mechanism 3 comprises a timer 8, a metal wire inlet cylinder 9, a first heating wire 10, a second heating wire 11 and a change-over switch 12, wherein the metal wire inlet cylinder 9 penetrates through the center of the box body 1, the first heating wire 10 and the second heating wire 11 are crossly wound on the metal wire inlet cylinder 9, the input ends of the first heating wire 10 and the second heating wire 11 are respectively fixed on the first output end and the second output end of the change-over switch 12, the timer 8 is fixed on one side of the box body 1 through bolts, the output end of the timer 8 is electrically connected with the change-over switch 12, when the electric heating mechanism is used, a silk thread of an elastic silk machine is led in through the metal wire inlet cylinder 9, the first heating wire 10 or the second heating wire 11 works to convert electric energy into high-frequency energy in a frequency conversion mode, an alternating magnetic field cuts a metal body to generate countless eddy currents, the eddy currents act on the body resistance of the metal wire, and release rapidly, make the inside of the metal inlet wire tube 9 produce the high temperature, facilitate to realize the fast heating to the silk thread, and through the first heating wire 10 and the second heating wire 11 that set up, make the timer 8 control change over switch 12 and switch over, in order to realize the alternative work of first heating wire 10 and second heating wire 11, can not only the effectual operating time who reduces first heating wire 10 and second heating wire 11, promote the life of first heating wire 10 and second heating wire 11, and can preheat the heating wire that does not work at the in-process of work, make it reach operating temperature fast, practice thrift the electric energy.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, a box cover 6 is fixed to one side of the top of the box body 1 through a hinge 7, so that the second embodiment is convenient to detach, and is beneficial to maintenance and repair of the heating box.

In the third embodiment, based on the first embodiment, as shown in fig. 1, 4 and 5, the heat-insulating mechanism 2 includes a side heat-insulating board 4, an upper heat-insulating board 5, a lower heat-insulating board 15, a semicircular groove 16, a positioning block 17 and a positioning groove 18, the side heat-insulating board 4 is fixed around the inner wall of the box body 1 by bonding, the bottom of the box body 1 is fixedly bonded with the lower heat-insulating board 15, the top center of the lower heat-insulating board 15 is provided with the semicircular groove 16, the top of the lower heat-insulating board 15 is provided with the positioning blocks 17 at two corresponding sides, the upper heat-insulating board 5 is fixed on the box cover 6 by bonding, the bottom center of the upper heat-insulating board 5 is provided with the semicircular groove 16, the bottom of the upper heat-insulating board 5 is provided with the positioning grooves 18 used by matching the positioning blocks 17 at two corresponding sides, the electric heating mechanism 3 is fixed, the electric heating mechanism 3 is wrapped in the side heat-insulating plate 4, the upper heat-insulating plate 5 and the lower heat-insulating plate 15, so that the heating temperature of the electric heating mechanism 3 can be effectively prevented from being dissipated into the air, the heat dissipation efficiency is reduced, the electric heating mechanism 3 can be kept at a certain temperature for a long time, and the electric energy is saved.

In the fourth embodiment, based on the third embodiment, as shown in fig. 1 and 3, the side thermal insulation boards 4 include vacuum thermal insulation boards 13 and high temperature resistant insulating nano composite ceramic coating layers 14, the vacuum thermal insulation boards 13 are bonded and fixed around the inner wall of the box body 1, and the high temperature resistant insulating nano composite ceramic coating layers 14 are sprayed on the vacuum thermal insulation boards 13.

In the fifth embodiment, based on the third embodiment, as shown in fig. 1 and 5, the upper thermal insulation board 5 and the lower thermal insulation board 15 both include a microporous calcium silicate thermal insulation material layer 19, an aluminum silicate refractory fiber layer 20, and an asbestos thermal insulation layer 21, the top of the microporous calcium silicate thermal insulation material layer 19 is provided with the aluminum silicate refractory fiber layer 20, and the top of the aluminum silicate refractory fiber layer 20 is provided with the asbestos thermal insulation layer 21.

When the utility model is used, when in use, the silk thread of the stretch yarn machine is guided in through the metal wire inlet tube 9, the first heating wire 10 or the second heating wire 11 works, the electric energy is converted into high-frequency magnetic field energy in a frequency conversion way, countless eddy currents are generated by cutting a metal body with an alternating magnetic field, the eddy currents act on the body resistance of the metal wire inlet tube 9, the electric energy is efficiently converted into heat energy and is rapidly released, the inside of the metal wire inlet tube 9 generates high temperature, the fast heating of the silk thread is convenient to realize, and the timer 8 controls the change-over switch 12 to be switched through the arranged first heating wire 10 and the second heating wire 11, so as to realize the alternate work of the first heating wire 10 and the second heating wire 11, thereby not only effectively reducing the working time of the first heating wire 10 and the second heating wire 11, prolonging the service life of the first heating wire 10 and the second heating wire 11, but also preheating the non-working heating wires in the working, the working temperature can be quickly reached, and the electric energy is saved;

the electric heating mechanism 3 is wrapped in the side heat-insulating plate 4, the upper heat-insulating plate 5 and the lower heat-insulating plate 15, so that the heating temperature of the electric heating mechanism 3 can be effectively prevented from being dissipated into the air, the heat dissipation efficiency is reduced, the electric heating mechanism 3 can be kept at a certain temperature for a long time, and the electric energy is saved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A heating box for an elastic yarn machine comprises a box body (1) and is characterized in that an electric heating mechanism (3) penetrates through the box body (1), and a heat preservation and insulation mechanism (2) wraps the outer side of the electric heating mechanism (3);

the electric heating mechanism (3) comprises a timer (8), a metal wire inlet cylinder (9), a first heating wire (10), a second heating wire (11) and a change-over switch (12), wherein the metal wire inlet cylinder (9) penetrates through the center of the box body (1), the metal wire inlet cylinder (9) is crossed and wound with the first heating wire (10) and the second heating wire (11), the input ends of the first heating wire (10) and the second heating wire (11) are respectively fixed on the first output end and the second output end of the change-over switch (12), the timer (8) is fixed on one side of the box body (1) through bolts, and the output end of the timer (8) is electrically connected with the change-over switch (12).

2. A heating box for stretch yarn machine according to claim 1, characterized in that a box cover (6) is fixed to one side of the top of the box body (1) by a hinge (7).

3. The heating box for the stretch yarn machine according to claim 1, wherein the heat-preservation and heat-insulation mechanism (2) comprises a side heat-preservation and heat-insulation plate (4), an upper heat-preservation and heat-insulation plate (5), a lower heat-preservation and heat-insulation plate (15), a semicircular groove (16), a positioning block (17) and a positioning groove (18), the side heat-preservation and heat-insulation plate (4) is fixed around the inner wall of the box body (1) through bonding, the lower heat-preservation and heat-insulation plate (15) is fixed at the bottom of the box body (1) through bonding, the semicircular groove (16) is formed in the center of the top of the lower heat-preservation and heat-insulation plate (15), the positioning block (17) is arranged on the top of the lower heat-preservation and heat-insulation plate (15) corresponding to two sides, the upper heat-preservation and heat-insulation plate (5) is fixed on the box cover (6) through bonding, the semicircular groove (16) The electric heating mechanism (3) is fixed in a circular groove spliced by the upper thermal insulation board (5) and the upper semicircular groove (16) of the lower thermal insulation board (15).

4. The heating box for the stretch yarn machine according to claim 3, wherein the side heat-insulating plate (4) comprises a vacuum heat-insulating plate (13) and a high-temperature-resistant insulating nano composite ceramic coating layer (14), the vacuum heat-insulating plate (13) is bonded and fixed around the inner wall of the box body (1), and the high-temperature-resistant insulating nano composite ceramic coating layer (14) is sprayed on the vacuum heat-insulating plate (13).

5. The heating cabinet for stretch yarn machine according to claim 3, wherein the upper and lower heat-insulating boards (5, 15) each comprise a microporous calcium silicate heat-insulating material layer (19), an aluminum silicate refractory fiber layer (20), and an asbestos heat-insulating layer (21), the aluminum silicate refractory fiber layer (20) is provided on top of the microporous calcium silicate heat-insulating material layer (19), and the asbestos heat-insulating layer (21) is provided on top of the aluminum silicate refractory fiber layer (20).