CN201809491U - High-strength and high-modulus polyethylene fiber drawing hot box - Google Patents
High-strength and high-modulus polyethylene fiber drawing hot box Download PDFInfo
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- CN201809491U CN201809491U CN2010205449438U CN201020544943U CN201809491U CN 201809491 U CN201809491 U CN 201809491U CN 2010205449438 U CN2010205449438 U CN 2010205449438U CN 201020544943 U CN201020544943 U CN 201020544943U CN 201809491 U CN201809491 U CN 201809491U
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Abstract
The utility model discloses a high-strength and high-modulus polyethylene fiber drawing hot box which comprises a box body. The box body is internally provided with a passageway, wherein one end of the passageway is provided with a fiber inlet and an air inlet, and the other end of the passageway is provided with a fiber outlet and an air outlet. An upper air channel and a lower air channel are arranged above and under the passageway, wherein the two ends of the upper air channel and the lower air channel are respectively provided with an air inlet and an air outlet; the air inlets and the air outlets of the upper air channel and the lower air channel are respectively communicated with the air outlet and the air inlet of the passageway; the upper air channel and the lower air channel are respectively and internally provided with a fan, an electric heating box and an air conduit; the upper air channel and the lower air channel are further respectively and internally provided with a mixer; the mixers are arranged behind the electric heating boxes which are arranged in the air channels; and the hot wind which is heated by the electric heating boxes is mixed by the mixers and enters into the passageway through the wind inlet of the passageway through the air conduits. The mixers are arranged behind the electric heating boxes in the air channels, and the centers of the mixers and the centers of the air conduits are not arranged at the same height, so that the high-strength and high-modulus polyethylene fiber drawing hot box leads the circulating wind to be better mixed so as to play a part in uniforming the speed and the temperature.
Description
Technical field
The utility model relates to a kind of drafting heat box, is specifically related to a kind of high-strength high-modulus polyethylene fiber drafting heat box.
Background technology
At present, high-strength high-modulus polyethylene fiber adopts gel spinning-super times heat stretching process more.Fiber after preliminary stretching and orientation is referred to as as-spun fibre, because its degree of orientation and degree of crystallinity are all lower, further processing and processing just can make fiber meet the requirement of weaving processing.In the following process operation, most important is exactly to stretch and HEAT SETTING.Stretching and HEAT SETTING are that the process that the trend crystallization is reset takes place fibrous molecular structure, and fibre diameter is diminished, and the strand of gentle song is unfolded in the fiber, and along the unidirectional distortion of the direction of active force, rearrangement and orientation.Because the big molecule of fiber is orientated along fiber axis, has increased the intermolecular force of hydrogen bond, dipole moment and other types, fiber bears the strand number that adds tension force to be increased, intermolecular distance dwindles, the structure compact, thus the fracture strength of fiber is obviously improved, and ductility descends.
Drafting heat box is a kind of device of often using in the spinning, and it is to cooperate the stretching that realizes fiber after tow is heated again with drawing machine.The mode of hot air circulation that adopts present drafting heat box heats and the constant temperature filament more, is provided with the path and the air channel that circulating air is provided of wire in the casing, is provided with circulating fan and electrical heating case in the air channel.Yet, have the uneven problem of mixing through the hot blast after the heating, and then cause the hot blast temperature skewness that enters in the path; In addition, the specific heat load of both sides, path is bigger, causes medium temperature height, Gradient distribution that the both sides temperature is low.Because the existence of thermograde, the stress-strain property of fiber also has very big difference, thereby causes fibre number inhomogeneous, bulk strength descends, fracture of wire increases in the drafting process, and some fracture of wire also can enter the air channel by the path air outlet, influences the normal operation of equipment.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of high-strength high-modulus polyethylene fiber drafting heat box.
Its technical solution is:
A kind of high-strength high-modulus polyethylene fiber drafting heat box, comprise casing, in casing, be provided with an end and have into the path that silk mouthful and the air inlet and the other end have filament mouth and air outlet, on the path, the below be provided with two ends establish respectively air inlet and air outlet on, lower air duct, on, the air inlet of lower air duct and air outlet are connected with the air outlet and the air inlet in path respectively, last, be provided with blower fan in the lower air duct, electrical heating case and ventilation shaft, on described, also be respectively arranged with blender in the lower air duct, described blender all is positioned at the rear of the electrical heating case of its air channel, place setting, and the hot blast after the heating of electrical heating case is entered in the path by the path air inlet through ventilation shaft after blender mixes again.
The cross section of above-mentioned blender is a hexagon, and has two groups of corresponding sides parallel to each other.
In the vertical direction, the center of described blender and the center of ventilation shaft be not at sustained height.
Be provided with long heating tube and length short heating tube in the above-mentioned electrical heating case less than long heating tube.
The length of above-mentioned short heating tube is between 100～500 millimeters.
Above-mentioned casing arranged outside has safety hook.
The number of above-mentioned safety hook is set to 2.
Air outlet place, above-mentioned path is provided with filter screen.
The silk mouth that advances in above-mentioned path is provided with adjustable baffle plate with the filament mouth place.
Useful technique effect of the present utility model is:
1, the rear of the utility model electrical heating case in the air channel is provided with blender, and recirculating air flow wind speed when blender reduces earlier afterwards to increase; The center of in the vertical direction blender and the center of ventilation shaft be at sustained height, and the center of the center of in the vertical direction blender import and outlet is at sustained height in other words, so circulated air obtained mixing preferably, plays the effect of average rate samming.
2, in the heating cabinet of the present utility model except that being provided with long heating tube, both sides have increased by one group short heating tube respectively, are used for remedying the temperature deviation of both sides, path, have solved the bigger problem of both sides, path specific heat load.
3, the utility model has safety hook in the casing arranged outside, the safety when having guaranteed overhaul of the equipments.
4, the utility model is provided with filter screen at path air outlet place, prevents that fracture of wire or other foreign material from entering the air channel, influences the normal operation of equipment.
5, the utility model is provided with adjustable baffle plate at the silk mouth that advances in path with the filament mouth place, in order to reduce thermal loss.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and the specific embodiment:
Fig. 1 is a structural principle schematic diagram of the present utility model, and air passage portion mainly is shown;
Fig. 2 is a structural principle schematic diagram of the present utility model, and safety hook and adjustable baffle plate part mainly are shown;
Fig. 3 is the structural representation of the heating cabinet that powers on described in the utility model.
The specific embodiment
In conjunction with the accompanying drawings, a kind of high-strength high-modulus polyethylene fiber drafting heat box comprises casing 1, is provided with the path 2 of wire in casing 1, and an end in path 2 is provided with into silk mouth 201 and air inlet, and the other end in path 2 is provided with filament mouth 202 and air outlet.Be provided with two ends and establish the upper air duct 3 of air inlet and air outlet respectively above path 2, be provided with the lower air duct 4 that two ends are established air inlet and air outlet respectively below path 2, upper air duct 3 is symmetrical arranged with lower air duct 4.Upper air duct 3 is connected with the air outlet and the air inlet in path 2 respectively with the air inlet and the air outlet of lower air duct 4.Be in the wind and be disposed with cross flow fan 301 in 3, the heating cabinet 302 that powers on, go up blender 303 and go up ventilation shaft 304, last blender 303 is arranged on the rear of the heating cabinet 302 that powers on, last cross flow fan 301 with circulated air from the path 2 air outlet extract out, after be arranged on heating cabinet 302 heating that power at cross flow fan 301 rears, circulated air after the heating flows into to go up in the blender 303 and mixes, and is entered in the path 2 by path 2 air inlets through last ventilation shaft 304 again.Equally, in lower air duct 4, be disposed with cross flow fan 401, following electrical heating case 402, following blender 403 and following ventilation shaft 404 down, following blender 403 is arranged on down the rear of electrical heating case 402, following cross flow fan 401 with circulated air from the path 2 air outlet extract out, after be arranged on down following electrical heating case 402 heating at cross flow fan 401 rears, circulated air after the heating flows into down and mixes in the blender 403, and ventilation shaft 404 is entered in the path 2 by path 2 air inlets under the warp again.
Above-mentioned upward blender 303 is identical with the structure of following blender 403, and the cross section of last blender 303 or following blender 403 is a hexagon, and has two groups of corresponding sides parallel to each other.In the vertical direction, the center of last blender 303 is higher than the center of ventilation shaft 304, and the center of following blender 403 is lower than the center of ventilation shaft 404 down.In addition, in the vertical direction, the air inlet of last blender 303 or following blender 403 and the center of air outlet be not at sustained height.Recirculating air flow is when last blender 303 or following blender 403, and wind speed reduces earlier afterwards to increase, and has obtained mixing preferably, plays the effect of average rate samming.
The above-mentioned heating cabinet 302 that powers on is identical with the structure of following electrical heating case 402, as shown in Figure 3, in the heating cabinet 302 that powers on, be provided with long heating tube 30201 and short heating tube 30202, the both sides up and down that are distributed in the heating cabinet 302 that powers on of short heating tube 30202 symmetries, and the length of short heating tube 30202 is 200 millimeters, be used for remedying the temperature deviation of both sides, path, solved the bigger problem of both sides, path specific heat load.Certainly, the length that also can lack heating tube 30202 is set to 100 millimeters, 300 millimeters or 400 millimeters etc., in order to reach identical or close technique effect.
The arranged outside of above-mentioned casing 1 has two safety hooks 101, and safety hook 101 is arranged on the top of casing 1, and the bottom of casing 1 is provided with the hook Access Division 102 suitable with safety hook 101.When casing 1 is opened, safety hook 101 is fixed on hook Access Division 102 places suitable with it, avoids causing danger the safety when having guaranteed overhaul of the equipments because of executing agency is malfunctioning.
The air outlet place in above-mentioned path 2 is provided with filter screen, prevents that fracture of wire or other foreign material from entering the air channel, influences the normal operation of equipment.
The silk mouth 201 that advances in above-mentioned path 2 is provided with two adjustable baffle plate 5 respectively with filament mouth 202 places, two adjustable baffle plate 5 are in the setting of bilateral symmetry up and down of advancing silk mouth 201 or filament mouth 202, and adjustable baffle plate 5 all is fixed on the casing 1 and can moves up and down with respect to casing 1.When drafting heat box is worked, can be according to advancing silk, open height and size between two adjustable baffle plate 5 of wire vent Height Adjustment, reducing casing 1 and extraneous exchange heat, thereby reduce the energy consumption of drafting heat box.
Need to prove that under the instruction of this specification, any equivalents that those skilled in the art have done, or obvious variant all should be within protection domains of the present utility model.
Claims (9)
1. high-strength high-modulus polyethylene fiber drafting heat box, comprise casing, in casing, be provided with an end and have into the path that silk mouthful and the air inlet and the other end have filament mouth and air outlet, on the path, the below be provided with two ends establish respectively air inlet and air outlet on, lower air duct, on, the air inlet of lower air duct and air outlet are connected with the air outlet and the air inlet in path respectively, last, be provided with blower fan in the lower air duct, electrical heating case and ventilation shaft, it is characterized in that: on described, also be respectively arranged with blender in the lower air duct, described blender all is positioned at the rear of the electrical heating case of its air channel, place setting, and the hot blast after the heating of electrical heating case is entered in the path by the path air inlet through ventilation shaft after blender mixes again.
2. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 1, it is characterized in that: the cross section of described blender is a hexagon, and has two groups of corresponding sides parallel to each other.
3. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 1 and 2 is characterized in that: in the vertical direction, the center of described blender and the center of ventilation shaft be not at sustained height.
4. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 1 is characterized in that: be provided with long heating tube and the length short heating tube less than long heating tube in the described electrical heating case.
5. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 4, it is characterized in that: the length of described short heating tube is between 100～500 millimeters.
6. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 1 is characterized in that: described casing arranged outside has safety hook.
7. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 6 is characterized in that: the number of described safety hook is set to 2.
8. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 1 is characterized in that: air outlet place, described path is provided with filter screen.
9. a kind of high-strength high-modulus polyethylene fiber drafting heat box according to claim 1 is characterized in that: the silk mouth that advances in described path is provided with adjustable baffle plate with the filament mouth place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205449438U CN201809491U (en) | 2010-09-28 | 2010-09-28 | High-strength and high-modulus polyethylene fiber drawing hot box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205449438U CN201809491U (en) | 2010-09-28 | 2010-09-28 | High-strength and high-modulus polyethylene fiber drawing hot box |
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| Publication Number | Publication Date |
|---|---|
| CN201809491U true CN201809491U (en) | 2011-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205449438U Expired - Lifetime CN201809491U (en) | 2010-09-28 | 2010-09-28 | High-strength and high-modulus polyethylene fiber drawing hot box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103031615A (en) * | 2012-12-27 | 2013-04-10 | 中国纺织科学研究院 | High-strength polyethylene monofilament and preparation method thereof |
-
2010
- 2010-09-28 CN CN2010205449438U patent/CN201809491U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103031615A (en) * | 2012-12-27 | 2013-04-10 | 中国纺织科学研究院 | High-strength polyethylene monofilament and preparation method thereof |
| CN103031615B (en) * | 2012-12-27 | 2014-12-03 | 中国纺织科学研究院 | High-strength polyethylene monofilament and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160914 Address after: 266510 Shandong, Qingdao Province, No. six road, Huangdao District No. 16 Patentee after: QINGDAO ZHONGKE HUALIAN NEW MATERIAL CO., LTD. Address before: Six No. 266510 mountain road, Huangdao economic and Technological Development Zone, Qingdao, Shandong, 16 Patentee before: Qingdao Huashijie Environment Protection Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |
|
| CX01 | Expiry of patent term |