CN216432241U - Cooling assembly for optical fiber drawing - Google Patents

Abstract

The utility model discloses a cooling module for optical fiber wire drawing mainly relates to optical fiber wire drawing cooling field. The cooling tube comprises a cooling tube body, be equipped with fiber channel in the cooling tube body, top-down is equipped with liquid cooling chamber and air cooling chamber in proper order in the cooling tube body, the liquid cooling chamber is the annular, fiber channel passes the inner ring space in liquid cooling chamber, the air cooling chamber is a plurality of, a plurality of gas pockets have been seted up towards fiber channel's side in the air cooling chamber, the radial sliding connection of cooling tube body is followed in the air cooling chamber, be equipped with the power portion that drives the cold chamber of drive air and remove in the cooling tube body. The beneficial effects of the utility model reside in that: it can carry out better regulation to the cooling effect, fully improves the utilization ratio of cooling medium, reduces the waste of cooling medium, guarantees refrigerated effect.

Description

Cooling assembly for optical fiber drawing

Technical Field

The utility model relates to an optical fiber wire drawing cooling field specifically is a cooling module for optical fiber wire drawing.

Background

The optical fiber is drawn at a high temperature, and then the optical fiber can be used only by cooling, coating and other steps, the cooling efficiency of the existing cooling device is generally influenced by the type of a cooling medium, the introduction amount of the cooling medium, the distance from the optical fiber and the like, the existing cooling effect is adjusted and generally realized only by changing the introduction amount of the cooling medium, so that the use amount of the cooling medium is wasted to a certain extent, the cooling cost is increased, the adjustment mode is not flexible enough, the cooling mode is single, and the cooling effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cooling module for optical fiber wire drawing, it can carry out better regulation to the cooling effect, fully improves the utilization ratio of cooling medium, reduces the waste of cooling medium, guarantees refrigerated effect.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides a cooling module for optical fiber wire drawing, includes the cooling body, be equipped with fibre channel in the cooling body, top-down is equipped with liquid cold chamber and air-cooling chamber in proper order in the cooling body, the liquid cold chamber is the annular, fibre channel passes the inner ring space in liquid cold chamber, the air-cooling chamber is a plurality of, a plurality of gas pockets have been seted up towards fibre channel's side in the air-cooling chamber, the radial sliding connection of cooling body is followed in the air-cooling chamber, be equipped with the power portion that drives the air-cooling chamber and remove in the cooling body.

Furthermore, a plurality of fixing plates are arranged in the cooling pipe body along the radial direction, the bottom of the air cooling cavity is connected to the fixing plates in a sliding mode, and the top of the air cooling cavity is connected to the bottom of the liquid cooling cavity in a sliding mode.

Furthermore, a limiting plate matched with the air cooling cavity for use is arranged at one end, facing the optical fiber channel, of the fixing plate.

Furthermore, the power part comprises a telescopic rod, and the movable end of the telescopic rod is fixedly connected with one side of the air cooling cavity.

Furthermore, the bottom in liquid cooling chamber is equipped with T type slide, the top sliding connection in T type slide in the air cooling chamber.

Further, the top in air-cooling chamber is equipped with the heat-conducting plate, heat-conducting plate sliding connection in T type slide and with the bottom sliding contact in liquid-cooling chamber.

Furthermore, the air cooling cavity is obliquely arranged, and the distance between the bottom of the air cooling cavity and the optical fiber channel is smaller than the distance between the top of the air cooling cavity and the optical fiber channel.

Contrast prior art, the beneficial effects of the utility model reside in that:

1. the utility model adopts a cooling mode combining liquid cooling and gas cooling, reduces the usage amount of gas cooling media with higher cost, reduces the cooling cost, and simultaneously, the matching use of a plurality of cooling media can further improve the cooling effect, so that the adjustment of the cooling efficiency is more flexible;

2. the liquid cooling cavity and the air cooling cavity are arranged in the cooling pipe body, the liquid cooling cavity is annular, the optical fiber channel penetrates through the annular inner ring space of the liquid cooling cavity, liquid indirectly takes away heat of the optical fiber in a heat conduction mode, the temperature required by cooling is kept in the optical fiber channel, the air cooling cavity is arranged below the liquid cooling cavity in a sliding mode, air in the air cooling cavity is communicated with the optical fiber channel through an air hole, cooling media of the air are in direct contact with the optical fiber, the cooling effect is guaranteed, meanwhile, the distance between the air cooling cavity and the optical fiber channel can be adjusted by the aid of the power part, so that the distance between a cooling air outlet and the optical fiber channel can be effectively adjusted, effective adjustment of the cooling effect is further achieved, and compared with the existing mode that the air inlet quantity can only be adjusted, the richness and flexibility of the adjusting mode are improved, the cooling air can obtain higher utilization rate, and waste of the cooling air is reduced, the effect of cooling the optical fiber is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a right side view of the present invention.

Fig. 3 is a sectional view taken along the direction a-a in fig. 2 according to the present invention.

Fig. 4 is a cross-sectional view taken along the direction B-B in fig. 3 according to the present invention.

Reference numerals shown in the drawings:

1. cooling the tube body; 2. a fiber channel; 3. a liquid-cooled chamber; 4. a gas-cooled cavity; 5. air holes; 6. a fixing plate; 7. a limiting plate; 8. a telescopic rod; 9. a T-shaped slideway; 10. a heat conducting plate.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

The utility model relates to a cooling assembly for optical fiber drawing, which comprises a cooling pipe body 1, wherein the cooling pipe body 1 is used as a main cooling component, an optical fiber channel 2 is arranged in the cooling pipe body 1, specifically, sealing end plates are arranged at the upper end and the lower end of the cooling pipe body 1, holes are arranged on the sealing end plates, the optical fiber channel 2 is formed by the hole at the top part and the hole at the bottom part, a liquid cooling cavity 3 and a gas cooling cavity 4 are sequentially arranged in the cooling pipe body 1 from top to bottom, the liquid cooling cavity 3 is fixedly connected with the inner side wall of the cooling pipe body 1, the liquid cooling cavity 3 is annular, the optical fiber channel 2 passes through the inner ring space of the liquid cooling cavity 3, a liquid cooling medium is arranged in the liquid cooling cavity 3, the liquid cooling medium circulates in the liquid cooling cavity through a liquid inlet and a liquid outlet, the inner ring side wall of the liquid cooling cavity 3 is contacted with the optical fiber channel 2, so that the cooled temperature is kept in the optical fiber channel 2, the cooling device has the advantages that the heat of optical fibers is taken away, the cooling effect is realized, the primary cooling before air cooling is realized by utilizing the matching mode of liquid cooling and gas cooling, the using amount of cooling gas is reduced, the cooling cost is effectively reduced, the number of the air cooling cavities 4 is multiple, the side surface of the air cooling cavity 4 facing the optical fiber channel 2 is provided with a plurality of air holes 5, the cooled gas enters the air cooling cavity 4 through the air inlet, and enters the inside of the optical fiber channel 2 to be contacted with the optical fibers under the communication of the air holes 5, the cooling effect is better, the cooling efficiency is higher, the air cooling cavities 4 are connected in a sliding mode along the radial direction of the cooling pipe body 1, the power part for driving the air cooling cavities 4 to move is arranged in the cooling pipe body 1, the power part can be used for driving the air cooling cavities 4 to move along the radial direction of the cooling pipe body 1, so that the distance between the air holes 5 and the optical fibers is adjusted, and the distance between the discharge position of the gas and the optical fibers can be effectively adjusted, thereby effectively change cooling gas's working distance, finely tune refrigerated effect, as cooling effect's supplementary regulation mode, reduce and carry out the gas waste that cooling effect adjustment caused through changing the cooling gas admission volume simply, make the adjustment of cold district effect more nimble, guarantee cooling gas's utilization ratio, improve the cooling effect to optic fibre.

Preferably, the inside of cooling body 1 is equipped with a plurality of fixed plates 6 along radially, fixed plate 6 is through welding or bolt fastening on the inside wall of cooling body 1, the bottom sliding connection in the gas cooling chamber 4 is on fixed plate 6, the top sliding connection in the gas cooling chamber 4 is in the bottom in liquid cooling chamber 3, and such setting up makes the sliding movement in gas cooling chamber 4 more nimble to make the adjustment of its position more accurate, guarantee to remove the stability of in-process, it is more effective and accurate to the adjustment of cooling effect.

Preferably, the fixing plate 6 is provided with a limiting plate 7 used in cooperation with the air cooling cavity 4 at one end facing the optical fiber channel 2, the limiting plate 7 is generally arranged along the axial direction of the cooling tube body 1, and is used for limiting the minimum distance between the air cooling cavity 4 and the optical fiber channel 2, so that the air cooling cavity 4 is prevented from being excessively extended into the optical fiber channel 2, the contact between the air cooling cavity 4 and the optical fiber is prevented, the breakage of the optical fiber is avoided, and the protection of the optical fiber is improved while the cooling effect is adjusted.

Preferably, the power unit includes an expansion link 8, a specific structure that can adopt an air cylinder or an electric push rod, and a movable end of the expansion link 8 is fixedly connected with one side of the air-cooling cavity 4 by welding or bolts, such a structure can drive the air-cooling cavity 4 at the end of the expansion link 8 to move by utilizing the expansion and contraction operation of the expansion link 8, so that the air-cooling cavity 4 is more conveniently moved and driven, the moving distance is more accurately controlled, and the quantitative control of the cooling effect is realized.

Preferably, the bottom in liquid cooling chamber 3 is fixed with T type slide 9 through welding or bolt, the top sliding connection in T type slide 9 in gas cooling chamber 4 utilizes the removal that sets up to gas cooling chamber 4 of T type slide 9 to provide the direction, makes its more stable along the bottom sliding movement in liquid cooling chamber 3, makes its and the better contact in bottom in liquid cooling chamber 3 simultaneously, avoids removing rocking or the slope that the in-process produced, guarantees the accuracy of adjustment effect.

Preferably, the top welding or the bolt fastening of air cooling chamber 4 have heat-conducting plate 10, heat-conducting plate 10 sliding connection in T type slide 9 and with the bottom sliding contact of liquid cooling chamber 3, through setting up heat-conducting plate 10, can make the cooling gas of air cooling chamber 4 exhaust and the bottom direct contact of liquid cooling chamber 3, utilize cooling gas to reduce the temperature of 3 lateral walls of liquid cooling chamber to a certain extent, improve the refrigerated effect of liquid cooling.

Preferably, the air cooling chamber 4 sets up in the slope, the distance between 4 bottoms in air cooling chamber and the fibre channel 2 is less than the distance between top and the fibre channel 2, such setting up makes optic fibre be close to cooling body 1's bottom its more closely with cooling gas's distance more, avoids the top to lead to the condition that the optic fibre is cracked to appear easily apart from optic fibre too closely to improve the cooling effect of bottom greatly, guarantee that it has reached appointed cooling temperature when optic fibre leaves cooling body 1 from the bottom, make the cooling effect to optic fibre obtain effectual guarantee.

The working principle is as follows: the utility model adopts a cooling mode combining liquid cooling and gas cooling, reduces the usage amount of gas cooling media with higher cost, reduces the cooling cost, and simultaneously, the matching use of a plurality of cooling media can further improve the cooling effect, so that the adjustment of the cooling efficiency is more flexible; a liquid cooling cavity 3 and an air cooling cavity 4 are arranged in a cooling pipe body 1, the liquid cooling cavity 3 is annular, an optical fiber channel penetrates through the annular inner ring space of the liquid cooling cavity 3, liquid indirectly takes away heat of an optical fiber in a heat conduction mode, the temperature required by cooling is kept in the optical fiber channel 2, the air cooling cavity 4 is arranged below the liquid cooling cavity 3 in a sliding mode, gas in the air cooling cavity 4 is communicated with the optical fiber channel 2 through an air hole 5, a cooling medium of the gas is in direct contact with the optical fiber, the cooling effect is guaranteed, meanwhile, the distance between the air cooling cavity 4 and the optical fiber channel 2 can be adjusted by a power part, the distance between a cooling gas outlet and the optical fiber channel 2 can be effectively adjusted, the cooling effect can be effectively adjusted, compared with the existing mode that only the gas introduction amount can be adjusted, the richness and flexibility of the adjusting mode are improved, and the cooling gas can obtain higher utilization rate, the waste of cooling gas is reduced, and the effect of cooling the optical fiber is improved.

Claims (7)

1. The utility model provides a cooling module for optical fiber wire drawing, includes cooling body (1), be equipped with fibre channel (2) in cooling body (1), its characterized in that: the cooling tube body (1) interior top-down is equipped with liquid cooling chamber (3) and air cooling chamber (4) in proper order, liquid cooling chamber (3) are the annular, the inner ring space in liquid cooling chamber (3) is passed in fiber channel (2), air cooling chamber (4) are a plurality of, a plurality of gas pockets (5) have been seted up towards the side of fiber channel (2) in air cooling chamber (4), the radial sliding connection of cooling tube body (1) is followed in air cooling chamber (4), be equipped with the power portion that drives air cooling chamber (4) and remove in cooling tube body (1).

2. A cooling assembly for drawing an optical fiber according to claim 1, wherein: the inside of cooling body (1) is equipped with a plurality of fixed plates (6) along radial, the bottom sliding connection in gas cooling chamber (4) is on fixed plate (6), the top sliding connection in liquid cooling chamber (3) in the top in gas cooling chamber (4).

3. A cooling assembly for drawing an optical fiber according to claim 2, wherein: and a limiting plate (7) matched with the air cooling cavity (4) for use is arranged at one end, facing the optical fiber channel (2), of the fixing plate (6).

4. A cooling assembly for drawing an optical fiber according to claim 3, wherein: the power part comprises a telescopic rod (8), and the movable end of the telescopic rod (8) is fixedly connected with one side of the air cooling cavity (4).

5. A cooling assembly for drawing an optical fiber according to claim 2, wherein: the bottom in liquid cold chamber (3) is equipped with T type slide (9), the top sliding connection in T type slide (9) in gas cold chamber (4).

6. The cooling assembly of claim 5, wherein: the top in air-cooling chamber (4) is equipped with heat-conducting plate (10), heat-conducting plate (10) sliding connection in T type slide (9) and with the bottom sliding contact in liquid cooling chamber (3).

7. A cooling assembly for drawing an optical fiber according to claim 1, wherein: the air cooling cavity (4) is obliquely arranged, and the distance between the bottom of the air cooling cavity (4) and the optical fiber channel (2) is smaller than the distance between the top of the air cooling cavity and the optical fiber channel (2).

Images