阅读说明：本技术 一种玻璃纤维纱网生产装置 (Glass fiber gauze apparatus for producing ) 是由 朱亚军 于 2020-08-06 设计创作，主要内容包括：本发明属于纱网生产技术领域,具体的说是一种玻璃纤维纱网生产装置,包括底板；底板顶部设有水箱,水箱一侧的底板顶部通过支座固连有加热箱,加热箱底部通过阀门连通有一组导纱管,导纱管远离水箱一侧设有张紧辊；张紧辊远离水箱一侧的底板顶部通过一对二号支架转动连接有收卷辊；导纱管挤出的纤维在张紧辊上缠绕一周后被收卷辊卷绕收集；张紧辊一端固连有一号带轮,收卷辊与一号带轮对应位置固连有二号带轮,一号带轮与二号带轮之间通过皮带传动；一号带轮直径大于二号带轮；本发明通过一号带轮直径大于二号带轮,进而使得收卷辊转速大于张紧辊,使得纤维被均匀拉伸后缠绕在收卷辊上,增加纤维的成型质量。(The invention belongs to the technical field of gauze production, and particularly relates to a glass fiber gauze production device which comprises a bottom plate; the top of the bottom plate is provided with a water tank, the top of the bottom plate at one side of the water tank is fixedly connected with a heating box through a support, the bottom of the heating box is communicated with a group of yarn guide tubes through valves, and one side of each yarn guide tube, which is far away from the water tank, is provided with a tensioning roller; the top of the bottom plate, which is arranged on one side of the tensioning roller away from the water tank, is rotatably connected with a winding roller through a pair of second brackets; the fiber extruded by the yarn guide tube is wound on the tension roller for a circle and then is wound and collected by the wind-up roller; one end of the tensioning roller is fixedly connected with a first belt wheel, the winding roller is fixedly connected with a second belt wheel at a position corresponding to the first belt wheel, and the first belt wheel and the second belt wheel are driven by a belt; the diameter of the first belt wheel is larger than that of the second belt wheel; according to the invention, the diameter of the first belt wheel is larger than that of the second belt wheel, so that the rotating speed of the take-up roll is larger than that of the tensioning roll, the fiber is uniformly stretched and then wound on the take-up roll, and the molding quality of the fiber is improved.)

1. The utility model provides a glass fiber gauze apparatus for producing which characterized in that: comprises a bottom plate (1); the top of the bottom plate (1) is provided with a water tank (11), the top of the water tank (11) is provided with a pressurizing motor (12), the top of the water tank (11) on one side of the pressurizing motor (12) is fixedly connected with an air compressor (13), and the pressurizing motor (12) is used for driving the air compressor (13) to work; one side of the air compressor (13) is communicated with an air storage tank (14) through a pipeline; the top of the bottom plate (1) on one side of the water tank (11) is fixedly connected with a heating box (16) through a support (15), the top of the heating box (16) is provided with a feeding pipe (17), and the top of the feeding pipe (17) is hermetically connected with a cover plate (18); the gas storage tank (14) is communicated with the feed pipe (17) through a gas pipe and a valve; the bottom of the heating box (16) is communicated with a group of yarn guide tubes (2) through a valve, the periphery of the bottom end of each yarn guide tube (2) is sleeved with a cooling cylinder (21), one end of each cooling cylinder (21) is communicated with a water pump in the water tank (11) through a water inlet pipe (22), and the other end of each cooling cylinder is communicated with the water tank (11) through a water outlet pipe (23); the top of the bottom plate (1) on one side of the yarn guide tube (2) far away from the water tank (11) is rotatably connected with a tensioning roller (25) through a pair of first brackets (24); the top of the bottom plate (1) on one side of the tensioning roller (25) far away from the water tank (11) is rotatably connected with a winding roller (27) through a pair of second brackets (26); the fiber (28) extruded by the yarn guide tube (2) is wound and collected by a winding roller (27) after being wound for one circle on a tension roller (25); the tensioning roller (25) is driven to rotate by a first servo motor, one end of the tensioning roller (25) is fixedly connected with a first belt wheel (3), a second belt wheel (31) is fixedly connected to the position, corresponding to the first belt wheel (3), of the winding roller (27), and the first belt wheel (3) and the second belt wheel (31) are in transmission through a belt; the diameter of the first belt wheel (3) is larger than that of the second belt wheel (31).

2. A glass fiber screen production apparatus according to claim 1, wherein: a cooling table (32) is fixedly connected to the bottom plate (1) between the first support (24) and the second support (26), a group of cooling holes (33) are formed in the cooling table (32), and the tops of the cooling holes (33) are communicated with an air blower through an air inlet pipe (34); and the fibers (28) pass through the cooling holes (33) and then are wound on a winding roller (27).

3. A glass fiber screen production apparatus according to claim 2, wherein: and one end of the cooling hole (33) close to the winding roller (27) is provided with a sealing ring (35), and the fiber (28) penetrates through a through hole (36) formed in the sealing ring (35) and is in clearance fit with the through hole (36).

4. A glass fiber screen production apparatus according to claim 3, wherein: the position in the cooling hole (33) corresponding to the air inlet pipe (34) is fixedly connected with an air guide ring (37), one end of the air guide ring (37) close to the sealing ring (35) is closed, and the other end of the air guide ring is provided with an opening; and a set of spirally arranged wind plates (38) are arranged in the cooling hole (33) on one side of the wind guide ring (37) far away from the sealing ring (35).

5. The glass fiber screen production apparatus according to claim 4, wherein: the top of the cooling table (32) is provided with a turning plate (4), one side of the turning plate (4) close to the cooling table (32) is fixedly connected with a group of first support plates (41), the cooling table (32) is fixedly connected with second support plates (42) at positions corresponding to the first support plates (41), and the first support plates (41) are hinged with the second support plates (42) through rotating pins (43); the cooling hole (33) is formed in one side, adjacent to the cooling platform (32), of the turning plate (4).

6. The glass fiber screen production apparatus according to claim 5, wherein: the sealing ring (35) is made of elastic materials, and a pull wire (45) is arranged in an annular groove (44) formed in the periphery of the sealing ring (35); a sliding rod (46) is connected in a sliding groove which is formed in the cooling table (32) and corresponds to the sealing ring (35) in a sliding mode, one end of a pull wire (45) is fixedly connected with the side wall of the cooling hole (33), and the other end of the pull wire is fixedly connected with the sliding rod (46) after bypassing the annular groove (44) for a circle; one end of the sliding rod (46) close to the rotating pin (43) is fixedly connected with a rack (47); and a gear (48) fixedly connected with the first support plate (41) is meshed with the rack (47).

Technical Field

The invention belongs to the technical field of gauze production, and particularly relates to a glass fiber gauze production device.

Background

The glass fiber is an inorganic non-metallic material with excellent performance, has various varieties, has the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, but has the defects of brittleness and poor wear resistance, is prepared by taking seven kinds of ores of pyrophyllite, quartz sand, limestone, dolomite, borocalcite and boromagnesite as raw materials and carrying out processes of high-temperature melting, wire drawing, winding, weaving and the like, is usually used as a reinforcing material, an electrical insulating material, a heat insulating material, a circuit substrate and other national economy fields in composite materials, and the like, mainly comprises silicon dioxide, aluminum oxide, calcium oxide, boron oxide, magnesium oxide, sodium oxide and the like, can be divided into alkali-free glass fiber (0-2 percent of sodium oxide, which belongs to aluminoborosilicate glass) and medium-alkali glass fiber (8-12 percent of sodium oxide) according to the content of alkali in the glass, sodium-calcium silicate glass containing boron or not containing boron) and high alkali glass fiber (sodium oxide more than 13% belongs to sodium-calcium silicate glass).

Glass fiber gauze is widely used due to good heat resistance and high strength, and the traditional glass fiber needs to produce glass fiber substrate yarn in the manufacturing process and then weave the yarn into gauze by utilizing a yarn weaving machine.

Disclosure of Invention

The invention provides a glass fiber gauze production device, which aims to make up for the defects of the prior art and solve the problems that in the prior art, glass fibers are extruded by charging compressed air into a heating box, but the thickness of the glass fibers is not uniform due to the influence of the air pressure change in the heating box, and the preset wire drawing quality is difficult to achieve.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a glass fiber gauze production device, which comprises a bottom plate; the top of the bottom plate is provided with a water tank, the top of the water tank is provided with a pressurizing motor, the top of the water tank on one side of the pressurizing motor is fixedly connected with an air compressor, and the pressurizing motor is used for driving the air compressor to work; one side of the air compressor is communicated with an air storage tank through a pipeline; the top of the bottom plate on one side of the water tank is fixedly connected with a heating tank through a support, the top of the heating tank is provided with a feeding pipe, and the top of the feeding pipe is hermetically connected with a cover plate; the gas storage tank is communicated with the feeding pipe through a gas pipe and a valve; the bottom of the heating box is communicated with a group of yarn guide tubes through valves, the periphery of the bottom end of each yarn guide tube is sleeved with a cooling cylinder, one end of each cooling cylinder is communicated with a water pump in the water tank through a water inlet pipe, and the other end of each cooling cylinder is communicated with the water tank through a water outlet pipe; the top of the bottom plate at one side of the yarn guide tube, which is far away from the water tank, is rotatably connected with a tensioning roller through a pair of first supports; the top of the bottom plate, which is arranged on one side of the tensioning roller away from the water tank, is rotatably connected with a winding roller through a pair of second brackets; the fiber extruded by the yarn guide tube is wound on the tension roller for one circle and then is wound and collected by the wind-up roller; the tensioning roller is driven to rotate by a first servo motor, one end of the tensioning roller is fixedly connected with a first belt wheel, the corresponding positions of the winding roller and the first belt wheel are fixedly connected with a second belt wheel, and the first belt wheel and the second belt wheel are in transmission through a belt; the diameter of the first belt wheel is larger than that of the second belt wheel; when the device works, compressed air is filled into the heating box to extrude glass fibers, but the glass fibers are affected by the change of air pressure in the heating box to cause uneven thickness and difficultly reach the preset wire drawing quality.

Preferably, a cooling table is fixedly connected to a bottom plate between the first support and the second support, a group of cooling holes are formed in the cooling table, and the tops of the cooling holes are communicated with an air blower through an air inlet pipe; the fiber passes through the cooling hole and then is wound on a winding roller; blow in the air through the air-supply line in to the cooling hole, accelerate fibrous cooling rate, and then make the fibre rapid solidification, avoid the fibre rolling to take place the bonding after the wind-up roll, reduce simultaneously that the fibre is because of the dead weight flagging tensile, guarantee fibrous shaping homogeneity, further improve fibrous production quality.

Preferably, one end of the cooling hole close to the winding roller is provided with a sealing ring, and the fiber penetrates through a through hole formed in the sealing ring and is in clearance fit with the through hole; the cooling air is limited to flow to one side close to the winding roller through the sealing ring, so that the cooling air is blown to one side close to the tensioning roller, the temperature of the air in the cooling hole is gradually increased to the direction close to the tensioning roller, cracks or fractures caused by fiber quenching are avoided, and the production quality of the fibers is further improved.

Preferably, the position in the cooling hole corresponding to the air inlet pipe is fixedly connected with an air guide ring, one end of the air guide ring close to the sealing ring is closed, and the other end of the air guide ring is provided with an opening; a group of spirally arranged air plates are arranged in the cooling hole at one side of the air guide ring away from the sealing ring; through the guide of wind-guiding ring to the air current direction of air-supply line, avoid cold air to blow directly the fibre, and then make cold air along the cooling hole inner wall to the direction homogeneous flow that is close to the tensioning roller, the aerofoil that the cooperation spiral was arranged for the air current is the spiral in the cooling hole and is advanced, further increases fibrous cooling efficiency and cooling homogeneity, increases fibrous production quality.

Preferably, the top of the cooling table is provided with a turning plate, one side of the turning plate, which is close to the cooling table, is fixedly connected with a group of first support plates, a second support plate is fixedly connected to the cooling table at a position corresponding to the first support plate, and the first support plate is hinged with the second support plate through a rotating pin; the cooling hole is formed in one side, adjacent to the cooling table, of the turning plate; the fibers are led out after the turnover plate is turned over, so that the efficiency of the fibers passing through the cooling holes is increased, and the production of the fibers is further increased.

Preferably, the sealing ring is made of elastic material, and a pull wire is arranged in an annular groove formed in the periphery of the sealing ring; a sliding rod is connected in a sliding groove which is formed in the cooling platform and corresponds to the sealing ring in a sliding mode, one end of a pull wire is fixedly connected with the side wall of the cooling hole, and the other end of the pull wire is fixedly connected with the sliding rod after bypassing the annular groove for a circle; one end of the sliding rod, which is close to the rotating pin, is fixedly connected with a rack; the gear fixedly connected with the first support plate is meshed with the rack; when turning over the board rotation and opening, turn over the board and drive an extension board and the gear rotation, and then make the gear drive the rack and slide, drive the slide bar after the rack slides and relax and act as go-between, make the sealing ring bounce-back, and then make the aperture grow of through-hole, increase the efficiency that the fibre passed the through-hole, when turning over board and cooling table closure, drive rack and slide bar through the gear, and then the tensioning acts as go-between, make the through-hole diameter reduce, increase the leakproofness between through-hole and the fibre, further improve fibrous cooling efficiency.

The invention has the following beneficial effects:

1. according to the glass fiber gauze production device, the diameter of the first belt wheel is larger than that of the second belt wheel, so that the rotating speed of the winding roller is larger than that of the tensioning roller, fibers are uniformly stretched and then wound on the winding roller, and the forming quality of the fibers is improved.

2. According to the glass fiber gauze production device, when the turning plate rotates and is opened, the turning plate drives the first support plate and the gear to rotate, so that the gear drives the rack to slide, the rack drives the sliding rod to loosen the stay wire after sliding, the sealing ring rebounds, the aperture of the through hole is enlarged, the efficiency of the fiber passing through the through hole is increased, when the turning plate is closed with the cooling table, the rack and the sliding rod are driven through the gear, the stay wire is tensioned, the diameter of the through hole is reduced, the sealing performance between the through hole and the fiber is increased, and the cooling efficiency of the fiber is further improved.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of a cooling table of the present invention;

FIG. 3 is a cross-sectional view of a cooling station according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

in the figure: the device comprises a bottom plate 1, a water tank 11, a pressurizing motor 12, an air compressor 13, an air storage tank 14, a support 15, a heating box 16, a feeding pipe 17, a cover plate 18, a yarn guide tube 2, a cooling cylinder 21, a water inlet pipe 22, a water discharge pipe 23, a first support 24, a tensioning roller 25, a second support 26, a winding roller 27, fibers 28, a first belt wheel 3, a second belt wheel 31, a cooling platform 32, a cooling hole 33, an air inlet pipe 34, a sealing ring 35, a through hole 36, an air guide ring 37, a turning plate 4, a first support plate 41, a second support plate 42, a rotating pin 43, an annular groove 44, a pull wire 45, a sliding rod 46, a rack 47 and a.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 4, a glass fiber 28 gauze production device according to the present invention includes a base plate 1; the top of the bottom plate 1 is provided with a water tank 11, the top of the water tank 11 is provided with a pressurizing motor 12, the top of the water tank 11 on one side of the pressurizing motor 12 is fixedly connected with an air compressor 13, and the pressurizing motor 12 is used for driving the air compressor 13 to work; one side of the air compressor 13 is communicated with an air storage tank 14 through a pipeline; the top of the bottom plate 1 on one side of the water tank 11 is fixedly connected with a heating box 16 through a support 15, the top of the heating box 16 is provided with a feeding pipe 17, and the top of the feeding pipe 17 is hermetically connected with a cover plate 18; the gas storage tank 14 is communicated with a feeding pipe 17 through a gas pipe and a valve; the bottom of the heating box 16 is communicated with a group of yarn guide tubes 2 through valves, the periphery of the bottom ends of the yarn guide tubes 2 is sleeved with a cooling cylinder 21, one end of the cooling cylinder 21 is communicated with a water pump in the water tank 11 through a water inlet pipe 22, and the other end of the cooling cylinder 21 is communicated with the water tank 11 through a water outlet pipe 23; the top of the bottom plate 1 at one side of the yarn guide tube 2 far away from the water tank 11 is rotatably connected with a tensioning roller 25 through a pair of first brackets 24; the top of the bottom plate 1, which is arranged on one side of the tensioning roller 25 away from the water tank 11, is rotatably connected with a winding roller 27 through a pair of second brackets 26; the fiber 28 extruded by the yarn guide tube 2 is wound and collected by a winding roller 27 after being wound for one circle on the tension roller 25; the tensioning roller 25 is driven to rotate by a first servo motor, one end of the tensioning roller 25 is fixedly connected with a first belt wheel 3, the winding roller 27 is fixedly connected with a second belt wheel 31 at a position corresponding to the first belt wheel 3, and the first belt wheel 3 and the second belt wheel 31 are in transmission through a belt; the diameter of the first belt wheel 3 is larger than that of the second belt wheel 31; in operation, the glass fibers 28 are extruded by the prior art by charging the heater box 16 with compressed air, however, the glass fiber 28 is affected by the change of the air pressure in the heating chamber 16 to cause unevenness in thickness, and it is difficult to achieve a predetermined drawing quality, in which the present invention is constructed by feeding glass beads into the heating chamber 16 through the feed pipe 17, thereafter closing the cover plate 18, after the glass balls are heated, compressed air is filled into the heating box 16 through the air storage tank 14, so that the melted glass forms fibers 28 after being extruded by the yarn guide tube 2, meanwhile, the fibers 28 are cooled by a water pump matched with the water inlet pipe 22 and the water outlet pipe 23, then the fibers 28 bypass the tension roller 25 and are collected by the take-up roller 27, because the diameter of the first belt wheel 3 is larger than that of the second belt wheel 31, the rotating speed of the take-up roller 27 is larger than that of the tensioning roller 25, so that the fibers 28 are uniformly stretched and then wound on the winding roller 27, and the forming quality of the fibers 28 is improved.

As an embodiment of the invention, a cooling table 32 is fixedly connected to the bottom plate 1 between the first bracket 24 and the second bracket 26, a group of cooling holes 33 are formed in the cooling table 32, and the tops of the cooling holes 33 are communicated with a blower through an air inlet pipe 34; the fibers 28 pass through the cooling holes 33 and then are wound on a winding roller 27; blow in the air through air-supply line 34 in to cooling hole 33, accelerate the cooling rate of fibre 28, and then make fibre 28 fast curing, avoid fibre 28 rolling to take place the bonding after wind-up roll 27, reduce fibre 28 simultaneously and hang down tensile because of the dead weight, guarantee fibre 28's shaping homogeneity, further improve fibre 28's production quality.

As an embodiment of the invention, a sealing ring 35 is arranged at one end of the cooling hole 33 close to the wind-up roll 27, and the fibers 28 penetrate through a through hole 36 formed in the sealing ring 35 and are in clearance fit with the through hole 36; the seal ring 35 limits the cold air to flow to one side close to the winding roller 27, so that the cold air is blown to one side close to the tension roller 25, the temperature of the air in the cooling hole 33 is gradually increased to the direction close to the tension roller 25, cracks or fractures generated by quenching of the fibers 28 are avoided, and the production quality of the fibers 28 is further improved.

As an embodiment of the present invention, a wind guide ring 37 is fixedly connected to a position corresponding to the air inlet pipe 34 in the cooling hole 33, one end of the wind guide ring 37 close to the sealing ring 35 is closed, and the other end is provided with an opening; a set of spirally arranged air plates 38 are arranged in the cooling hole 33 on one side of the air guide ring 37, which is far away from the sealing ring 35; through the guide of wind-guiding ring 37 to the air current direction of air-supply line 34, avoid cold air to directly blow fibre 28, and then make cold air evenly flow to the direction that is close to tensioning roller 25 along cooling hole 33 inner wall, cooperation spiral arrangement's aerofoil 38 for the air current is the spiral in cooling hole 33 and is advanced, further increases fibre 28's cooling efficiency and cooling homogeneity, increases fibre 28's production quality.

As an embodiment of the invention, a turning plate 4 is arranged at the top of the cooling table 32, one side of the turning plate 4, which is close to the cooling table 32, is fixedly connected with a group of first support plates 41, a second support plate 42 is fixedly connected to a position, which corresponds to the first support plate 41, on the cooling table 32, and the first support plate 41 is hinged to the second support plate 42 through a rotating pin 43; the cooling hole 33 is formed in one side of the turning plate 4 adjacent to the cooling platform 32; by turning flap 4 and then drawing fibers 28, the efficiency of fibers 28 through cooling holes 33 is increased, further increasing the production of fibers 28.

In an embodiment of the present invention, the sealing ring 35 is made of an elastic material, and a pull wire 45 is disposed in an annular groove 44 formed in an outer periphery of the sealing ring 35; a sliding rod 46 is connected in a sliding groove which is formed in the cooling table 32 and corresponds to the sealing ring 35 in a sliding manner, one end of a pull wire 45 is fixedly connected with the side wall of the cooling hole 33, and the other end of the pull wire is fixedly connected with the sliding rod 46 after bypassing the annular groove 44 for a circle; one end of the sliding rod 46 close to the rotating pin 43 is fixedly connected with a rack 47; a gear 48 fixedly connected to the first support plate 41 is meshed with a rack 47; when turning over board 4 and rotating and opening, turn over board 4 and drive a support 41 and gear 48 rotation, and then make gear 48 drive rack 47 slip, rack 47 drives slide bar 46 after sliding and loosens acting as go-between 45, make sealing ring 35 bounce-back, and then make the aperture grow of through-hole 36, increase the efficiency that fibre 28 passed through-hole 36, when turning over board 4 and cooling platform 32 closure, drive rack 47 and slide bar 46 through gear 48, and then tensioning acting as go-between 45, make through-hole 36 diameter reduce, increase the leakproofness between through-hole 36 and fibre 28, further improve the cooling efficiency of fibre 28.

In operation, the glass fibers 28 are extruded by the prior art by charging the heater box 16 with compressed air, however, the glass fiber 28 is affected by the change of the air pressure in the heating chamber 16 to cause unevenness in thickness, and it is difficult to achieve a predetermined drawing quality, in which the present invention is constructed by feeding glass beads into the heating chamber 16 through the feed pipe 17, thereafter closing the cover plate 18, after the glass balls are heated, compressed air is filled into the heating box 16 through the air storage tank 14, so that the melted glass forms fibers 28 after being extruded by the yarn guide tube 2, meanwhile, the fibers 28 are cooled by a water pump matched with the water inlet pipe 22 and the water outlet pipe 23, then the fibers 28 bypass the tension roller 25 and are collected by the take-up roller 27, because the diameter of the first belt wheel 3 is larger than that of the second belt wheel 31, the rotating speed of the take-up roller 27 is larger than that of the tensioning roller 25, the fibers 28 are uniformly stretched and then wound on the winding roller 27, so that the molding quality of the fibers 28 is improved; air is blown into the cooling holes 33 through the air inlet pipe 34, so that the cooling speed of the fibers 28 is accelerated, the fibers 28 are further quickly solidified, the fibers 28 are prevented from being bonded after being wound on the winding roller 27, meanwhile, the fibers 28 are prevented from drooping and stretching due to self weight, the forming uniformity of the fibers 28 is ensured, and the production quality of the fibers 28 is further improved; the seal ring 35 limits the cold air to flow to one side close to the winding roller 27, so that the cold air is blown to one side close to the tension roller 25, the temperature of the air in the cooling hole 33 is gradually increased to the direction close to the tension roller 25, cracks or fractures generated by quenching of the fibers 28 are avoided, and the production quality of the fibers 28 is further improved; the air guide ring 37 guides the airflow direction of the air inlet pipe 34 to prevent cold air from directly blowing the fibers 28, so that the cold air uniformly flows towards the direction close to the tension roller 25 along the inner wall of the cooling hole 33, and the air flow spirally advances in the cooling hole 33 by matching with the air plate 38 which is spirally arranged, so that the cooling efficiency and the cooling uniformity of the fibers 28 are further improved, and the production quality of the fibers 28 is improved; the fibers 28 are led out after the turning plate 4 is turned over, so that the efficiency of the fibers 28 passing through the cooling holes 33 is increased, and the production of the fibers 28 is further increased; when turning over board 4 and rotating and opening, turn over board 4 and drive a support 41 and gear 48 rotation, and then make gear 48 drive rack 47 slip, rack 47 drives slide bar 46 after sliding and loosens acting as go-between 45, make sealing ring 35 bounce-back, and then make the aperture grow of through-hole 36, increase the efficiency that fibre 28 passed through-hole 36, when turning over board 4 and cooling platform 32 closure, drive rack 47 and slide bar 46 through gear 48, and then tensioning acting as go-between 45, make through-hole 36 diameter reduce, increase the leakproofness between through-hole 36 and fibre 28, further improve the cooling efficiency of fibre 28.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.