CN114000296B

CN114000296B - Conductive water-blocking yarn production equipment

Info

Publication number: CN114000296B
Application number: CN202111380940.4A
Authority: CN
Inventors: 王耀; 周海涛; 于淼; 岳海平; 李玉军
Original assignee: Wuxi Tenghua Cable Material Technology Co ltd
Current assignee: Wuxi Tenghua Cable Material Technology Co ltd
Priority date: 2021-11-20
Filing date: 2021-11-20
Publication date: 2023-09-05
Anticipated expiration: 2041-11-20
Also published as: CN114000296A

Abstract

The application relates to the field of water-blocking yarn production equipment, and discloses conductive water-blocking yarn production equipment which comprises a wire unwinding frame, a first padding machine, a dryer, a second padding machine and a winding mechanism which are sequentially arranged, wherein the wire unwinding frame is used for unwinding terylene, a water-blocking solution is placed in a dipping tank of the first padding machine, a glue solution is placed in a dipping tank of the second padding machine, the winding mechanism is used for winding terylene, conductive metal powder is mixed in the water-blocking solution, conductive carbon black is mixed in the glue solution, the dryer comprises a drying oven, a drying frame and a hot air blower which are arranged in the drying oven, the drying frame is provided with a plurality of layers from top to bottom, an air outlet end of the hot air blower is led into the drying oven, an air suction mechanism is arranged at the top of the drying oven, and the air suction mechanism comprises an air suction blower arranged at the top of the drying oven and an air suction pipe group which is communicated with the inlet end of the air suction blower and the interior of the drying oven. The application has the effect of improving the cleanliness of the interior of the oven.

Description

Conductive water-blocking yarn production equipment

Technical Field

The application relates to the field of water-blocking yarn production equipment, in particular to conductive water-blocking yarn production equipment.

Background

The water-blocking yarn is formed by compounding terylene industrial filaments and crosslinked polyacrylic acid expansion materials, is widely used for coating and protecting cables and optical cables, can limit moisture from entering the cable, and plays roles of bundling and tightening.

The Chinese patent with the publication number of CN108793774A discloses a special production device for a water-blocking glass yarn production process, which comprises a hot air dryer for drying, wherein the hot air dryer comprises 5 groups of ovens which are 15 meters long, each group of ovens is provided with three layers of drying rooms from top to bottom, the joints of adjacent ovens are separated by heat-insulating door plates, the joints of the heat-insulating door plates and the ovens are provided with sealing elements, the inlet and outlet of the hot air dryer is provided with an air sealing chamber, a sealing plate capable of moving along with a track is arranged in the air sealing chamber, the top of each oven is provided with an exhaust device, and each drying room is internally provided with a temperature probe and an alcohol burner.

In carrying out the present application, the inventors have found that at least the following problems exist in this technology: in the production process of the conductive water-blocking yarn, conductive powder such as nano-scale conductive carbon black is required to be added into the water-blocking solution and the glue solution, and when the hot air dryer is used for drying the padded water-blocking yarn, the glue solution cannot immediately play a role, so that the nano-scale conductive carbon black is easy to fall off in the drying process and floats in the drying oven, and the cleanliness in the drying oven is affected.

Disclosure of Invention

In order to reduce conductive powder floating in the oven and improve the cleanliness of the oven, the application provides conductive water-blocking yarn production equipment.

The application provides a conductive water-blocking yarn production device which adopts the following technical scheme:

the utility model provides a yarn production facility that blocks water of electrically conductive, includes wire unwinding frame, first padding machine, drying-machine, second padding machine and the winding mechanism that sets gradually, wire unwinding frame is used for unreeling the dacron, place the solution that blocks water in the immersion tank of first padding machine, place the glue solution in the immersion tank of second padding machine, winding mechanism is used for rolling the dacron, has mixed conductive metal powder in the solution that blocks water, has conductive carbon black in the glue solution, the drying-machine includes the oven, sets up inside stoving frame and the air heater of oven, the stoving frame is provided with a plurality of layers from top to bottom, the air-out end of air heater lets in inside the oven, the oven top is provided with induced draft mechanism, induced draft mechanism including set up the suction fan at oven top and intercommunication suction fan entry end with the inside induced draft tube group of oven.

Through adopting above-mentioned technical scheme, when electrically conductive yarn that blocks water produces, utilize the silk frame of unreeling the dacron, the dacron is through first padding machine, oven, second padding machine in proper order, then get into inside the oven again, thereby carry out padding, stoving, padding, the stoving again to the dacron, glue solution that mixes the electrically conductive carbon black on the dacron after the secondary padding, after the dacron after the secondary padding gets into the oven, the suction fan work, utilize the suction tube bank to produce suction in the oven inside, the electrically conductive carbon black that drops on the dacron is absorbed, promote the inside cleanliness of oven.

Optionally, the set of suction pipes is including fixed setting in the suction main pipe at oven top, a plurality of induced draft branch pipes of intercommunication on the suction main pipe, the entry end of induced draft branch pipe extends to inside the oven, the entry end of induced draft branch pipe is close to the dacron behind the adhesion glue solution.

Through adopting above-mentioned technical scheme, utilize a plurality of induced draft to be in charge of and extend to inside the oven, carry out the multiple spot to inside the oven and induced draft, promote the effect of absorbing and removing conductive carbon black.

Optionally, the outlet end of the air suction main pipe is provided with a conductive carbon black collecting assembly, the conductive carbon black collecting assembly comprises a collecting box arranged at the outlet end of the air suction main pipe and a filter core arranged inside the collecting box, the air suction main pipe is communicated with the inside of the collecting box, and an air suction pipe is communicated between an inner ring of the filter core and an inlet end of the air suction fan.

Through adopting above-mentioned technical scheme, after conductive carbon black is absorbed the collecting box, utilize the filter core to intercept conductive carbon black at the outer lane of filter core, make conductive carbon black be located the collecting box inside to the convenience is collected conductive carbon black.

Optionally, the inside fixed vibrating screen that sets up of collecting box, the filter core sets up on the vibrating screen, the fixed vibrating motor that sets up on the vibrating screen.

Through adopting above-mentioned technical scheme, with filter core setting on vibrating screen, utilize vibrating motor to drive the filter core and vibrate, make the conductive carbon black that adheres to on the filter core surface drop, can reduce simultaneously and filter the possibility that the filter core is blocked by conductive carbon black, promote the filter effect of filter core.

Optionally, one side of collecting box bottom downward sloping, one side of collecting box bottom low is connected with the collecting pipe, the one end of collecting pipe with the inside intercommunication of collecting box, the other end extends to the position that oven one side is close to ground, the other end of collecting pipe is provided with the collecting bag.

Through adopting above-mentioned technical scheme, with the one side downward sloping of collecting box bottom, conveniently make conductive carbon black get into the collecting pipe under the action of gravity, the staff can make conductive carbon black get into inside the collection bag from the collecting pipe through patting the collecting pipe, conveniently retrieve and reuse conductive carbon black.

Optionally, the air inlet end of the air heater is connected with an air inlet pipe, the air inlet pipe penetrates through the air suction main pipe, a heat exchange component is arranged in the middle of the air inlet pipe, and the heat exchange component is located inside the air suction main pipe.

Through adopting above-mentioned technical scheme, set up heat exchange component in the middle of the air-supply line, and heat exchange component is located the main pipe of induced drafting inside, utilizes the inside high temperature air of main pipe of induced drafting to preheat heat exchange component, makes the inside air of air-supply line get into the air heater after preheating, promotes the inside stoving effect of oven for the time that glue acted on makes conductive carbon black be difficult for dropping, thereby promotes the inside cleanliness of oven.

Optionally, the heat exchange assembly includes two connecting plates and sets up a plurality of heat exchange tubes between two connecting plates, the connecting plate with air-supply line fixed connection, the both ends of heat exchange tube all with the inside intercommunication of air-supply line.

Through adopting above-mentioned technical scheme, utilize a plurality of heat exchange tubes to increase the area of contact of air-supply line with the inside high temperature air of main pipe that induced drafts, a plurality of heat exchange tubes cut apart the inside low temperature air of air-supply line and preheat, promote the effect of heat exchange.

Optionally, a plurality of heat exchange sheets are arranged between the two connection plates, and the heat exchange tubes penetrate through the heat exchange sheets and are fixedly connected with the heat exchange sheets.

Through adopting above-mentioned technical scheme, utilize the heat exchange piece to further increase the heat exchange tube and the area of contact of the inside high temperature air of main pipe that induced drafts, promote the heat absorption effect of heat exchange tube to promote the heat exchange effect of heat exchange assembly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. during production of the conductive water-blocking yarns, the polyester is unreeled by utilizing a yarn unreeling frame, sequentially passes through a first padding machine, a baking oven and a second padding machine and then enters the baking oven, so that padding, drying, padding and re-drying are carried out on the polyester, glue solution mixed with conductive carbon black is fully adhered on the polyester after secondary padding, the polyester after secondary padding enters the baking oven and then a suction fan works, suction force is generated in the baking oven by utilizing a suction tube group, the conductive carbon black falling on the polyester is sucked, and the cleanliness of the interior of the baking oven is improved;

2. after the conductive carbon black is sucked into the collecting box, the conductive carbon black is intercepted on the outer ring of the filter core by the filter core, so that the conductive carbon black is positioned in the collecting box, and the conductive carbon black is conveniently collected;

3. set up heat exchange component in the middle of the air-supply line, and heat exchange component is located the main pipe of induced drafting inside, utilizes the inside high temperature air of main pipe of induced drafting to preheat heat exchange component, makes the inside air of air-supply line get into the air heater after preheating, promotes the inside stoving effect of oven for the time that glue acted on makes conductive carbon black be difficult for dropping, thereby promotes the inside cleanliness of oven.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic diagram showing the structure of an air suction mechanism according to an embodiment of the present application.

FIG. 3 is a schematic diagram showing the structure of a drying rack according to an embodiment of the present application.

Fig. 4 is a top view of a collection box in an embodiment of the application.

Fig. 5 is a cross-sectional view taken along A-A in fig. 4.

Fig. 6 is a schematic diagram of a location of a heat exchange assembly embodying an embodiment of the present application.

Fig. 7 is a schematic diagram of a heat exchange assembly structure embodying an embodiment of the present application.

Reference numerals illustrate:

1. a wire-releasing frame; 2. a first padding machine; 3. a dryer; 31. an oven; 32. drying the frame; 33. an air heater; 34. an air inlet pipe; 35. a heat exchange assembly; 351. a connecting plate; 352. a heat exchange tube; 353. a heat exchange sheet; 4. a second padding machine; 5. a winding mechanism; 51. a winding frame; 52. a winding rod; 53. a winding motor; 6. an air suction mechanism; 61. a suction fan; 62. a suction tube group; 621. a suction main pipe; 622. air suction branch pipes; 7. a conductive carbon black collection assembly; 71. a collection box; 711. a vibrating screen; 712. a vibration motor; 713. a spring; 72. a filter element; 721. an air suction pipe; 73. a collection pipe; 731. and (5) collecting bags.

Detailed Description

The application is described in further detail below with reference to fig. 1-7.

The embodiment of the application discloses a production device for conductive water-blocking yarns. Referring to fig. 1, a conductive water-blocking yarn production apparatus includes a yarn pay-off rack 1, a first padding machine 2, a dryer 3, a second padding machine 4, and a winding mechanism 5, which are sequentially disposed. In the production process, coiled polyester is placed on a yarn placing frame 1, sequentially passes through a first padding machine 2, a dryer 3 and a second padding machine 4, then enters the dryer 3, and then is folded back to a winding mechanism 5 for winding.

Referring to fig. 1, a first leaching machine 2 is used using a finished product purchased in the prior art, and a water blocking solution is placed in a leaching tank of the first leaching machine 2, and conductive metal powder such as copper powder and aluminum powder is mixed in the water blocking solution. The terylene is coated with a water-blocking solution containing conductive metal powder on the surface after passing through the first padding machine 2.

Referring to fig. 1, the second padding machine 4 is used by using a finished product purchased in the prior art, and a glue solution is placed in the padding tank of the second padding machine 4, wherein the glue solution is mixed with nano-scale conductive carbon black, and a cross-linking agent such as hydroxyethyl methacrylate is also mixed in the glue solution. The surface of the terylene passes through the second padding machine 4 and is coated with glue solution containing conductive carbon black and a cross-linking agent, the conductive carbon black ensures that the conductive water-blocking yarn has better conductive performance, and the cross-linking agent ensures that the conductive carbon black is not easy to separate from the terylene.

Referring to fig. 1, 2 and 3, the dryer 3 includes an oven 31, a drying rack 32 and a hot air blower 33, the drying rack 32 is fixedly disposed in the oven 31, and the drying rack 32 is provided with a plurality of layers from top to bottom, which is exemplified by three layers in this embodiment. The air heater 33 is fixedly arranged outside the oven 31, and the air outlet end of the air heater 33 is led into the oven 31. The polyester passing through the first padding machine 2 enters the drying rack 32 at the uppermost layer, then reaches the second padding machine 4, enters the drying rack 32 at the middle layer through the polyester of the second padding machine 4, and then is turned back from the drying rack 32 at the lowermost layer, and reaches the winding mechanism 5.

Referring to fig. 1, the winding mechanism 5 includes a winding frame 51, a winding rod 52 and a winding motor 53, the winding rod 52 is rotatably disposed on the winding frame 51, the winding motor 53 is fixedly disposed on the winding frame 51, and a motor shaft of the winding motor 53 is fixedly connected with one end of the winding rod 52 coaxially. When the winding motor 53 works, the conductive water-blocking yarn is wound by the winding rod 52.

Referring to fig. 2, in order to suck the conductive carbon black inside the oven 31, an air suction mechanism 6 is provided at the top of the oven 31, the air suction mechanism 6 includes an air suction fan 61 and an air suction pipe group 62, the air suction fan 61 is fixedly provided at the top of the oven 31, the air suction pipe group 62 includes an air suction main pipe 621 and an air suction branch pipe 622, the air suction main pipe 621 is fixedly provided at the top of the oven 31, and the air suction main pipe 621 is provided along the length direction of the oven 31.

Referring to fig. 2 and 3, the suction branch pipes 622 are arranged in two groups along the width direction of the oven 31, each group of suction branch pipes 622 is arranged along the length direction of the suction main pipe 621, the outlet ends of the suction branch pipes 622 are fixedly connected with the suction main pipe 621 and are communicated with the inside of the suction main pipe 621, the inlet ends of the suction branch pipes 622 extend into the oven 31, and the inlet ends of the suction branch pipes 622 are close to the drying frames 32 of the middle layer.

Referring to fig. 2, 4 and 5, in order to further collect the collected conductive carbon black, a conductive carbon black collecting assembly 7 is disposed at one end of the suction main pipe 621, which is close to the suction fan 61, and the conductive carbon black collecting assembly 7 includes a collecting box 71 and a filter core 72, the collecting box 71 is fixedly disposed at the top of the oven 31, and the suction main pipe 621 is communicated with the inside of the collecting box 71. The collecting box 71 is internally provided with a vibrating screen 711, springs 713 are fixedly connected to the periphery of the vibrating screen 711, one end, away from the vibrating screen 711, of the springs 713 is fixedly connected with the side wall of the collecting box 71, and a vibrating motor 712 is fixedly arranged on the vibrating screen 711.

Referring to fig. 2 and 5, the filter element 72 has a circular ring shape, and the filter element 72 is fixedly disposed on the vibration screen 711. An intake pipe 721 is fixedly connected to an inlet end of the suction fan 61, the intake pipe 721 is a bellows, one end of the intake pipe 721 communicates with the inlet end of the suction fan 61, and the other end communicates with an inner ring of the filter element 72.

Referring to fig. 2 and 5, when the suction fan 61 is operated, air with conductive soot inside the suction main pipe 621 enters the inside of the collection box 71 and is blocked by the filter element 72, so that the conductive soot is collected in the collection box 71, and simultaneously the filter element 72 is driven to vibrate by the vibration motor 712, thereby reducing the possibility of the filter element 72 being blocked.

Referring to fig. 2 and 5, in order to facilitate collection of conductive carbon black in the collection box 71, one side of the bottom of the collection box 71 is inclined downward, a collection pipe 73 is connected to a lower side of the bottom of the collection box 71, an inlet end of the collection pipe 73 is communicated with the interior of the collection box 71, an outlet end of the collection pipe 73 is located at a position close to the ground on one side of the oven 31, and a collection bag 731 is sleeved at an outlet end of the collection pipe 73. The collecting pipe 73 is made of hard plastic, and workers can flap the collecting pipe 73 to enable conductive carbon black to enter the collecting bag 731 from the collecting pipe 73, so that conductive carbon black can be conveniently collected, and when the conductive carbon black is more, an exhaust fan can be arranged at the outlet end of the collecting pipe 73 to suck out the conductive carbon black.

Referring to fig. 2 and 6, since the air suction mechanism 6 continuously sucks out the hot air in the oven 31 during operation, heat in the oven 31 is dissipated, and the drying effect is affected. Therefore, the air inlet end of the air heater 33 is connected with the air inlet pipe 34, the air inlet pipe 34 is penetrated with the air suction main pipe 621, the heat exchange component 35 is arranged in the middle of the air inlet pipe 34, and the heat exchange component 35 is positioned in the air suction main pipe 621.

Referring to fig. 7, the heat exchange assembly 35 includes two connection plates 351 and a plurality of heat exchange tubes 352, the two connection plates 351 are fixedly connected with the air inlet pipe 34, the plurality of heat exchange tubes 352 are arranged between the two connection plates 351, the plurality of heat exchange tubes 352 are arranged in parallel, two ends of the heat exchange tubes 352 are fixedly connected with the connection plates 351, and two ends of the heat exchange tubes 352 are communicated with the air inlet pipe 34. A plurality of heat exchange plates 353 are arranged in parallel between the two connection plates 351, in this embodiment, three heat exchange plates 353 are arranged in parallel with the connection plates 351, the heat exchange tubes 352 penetrate through the heat exchange plates 353, and the heat exchange tubes 352 are fixedly connected with the heat exchange plates 353.

Referring to fig. 2 and 7, heat is absorbed by the plurality of heat exchange tubes 352 disposed inside the suction main pipe 621, and the temperature of the heat exchange tubes 352 is raised, thereby preheating air passing through the heat exchange tubes 352, making the air in the air inlet pipe 34 easier to be heated, and finally, improving the effect of drying.

The implementation principle of the conductive water-blocking yarn production equipment provided by the embodiment of the application is as follows: during the production of the conductive water-blocking yarn, the unreeling polyester is carried out by utilizing the unreeling frame 1, and the unreeled polyester sequentially passes through the first padding machine 2, the uppermost layer drying frame 32 in the oven 31, the second padding machine 4, the middle layer drying frame 32 in the oven 31 and the lowermost layer drying frame 32 in the oven 31, so that padding, drying, padding and re-drying are carried out on the polyester, and finally, reeling is carried out.

Glue solution mixed with conductive carbon black is stuck on terylene after passing through a second padding machine 4, after the terylene after secondary padding enters an oven 31, an air suction pipe group 62 works, negative pressure is generated inside the oven 31 by using an air suction fan 61, so that the conductive carbon black floating inside the oven 31 enters the air suction pipe group 62, enters a collecting box 71 through the air suction pipe group 62, and the conductive carbon black is intercepted inside the collecting box 71 by using a filter element 72 and is collected, and the cleanliness inside the oven 31 is improved.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The utility model provides a yarn production facility that blocks water of electrically conductive, includes wire unwinding frame (1), first padding machine (2), drying-machine (3), second padding machine (4) and winding mechanism (5) that set gradually, wire unwinding frame (1) are used for unreeling the dacron, place the solution that blocks water in the immersion tank of first padding machine (2), place the glue solution in the immersion tank of second padding machine (4), winding mechanism (5) are used for the winding dacron, its characterized in that: the waterproof solution is mixed with conductive metal powder, the glue solution is mixed with conductive carbon black, the dryer (3) comprises a drying oven (31), a drying rack (32) and a hot air blower (33), wherein the drying rack (32) is arranged in the drying oven (31), a plurality of layers of the drying rack (32) are arranged from top to bottom, the air outlet end of the hot air blower (33) is led into the drying oven (31), an air suction mechanism (6) is arranged at the top of the drying oven (31), the air suction mechanism (6) comprises an air suction fan (61) arranged at the top of the drying oven (31) and an air suction pipe group (62) communicated with the inlet end of the air suction fan (61) and the inside of the drying oven (31), the air suction pipe group (62) comprises an air suction main pipe (621) fixedly arranged at the top of the drying oven (31) and a plurality of air suction branch pipes (622) communicated with the air suction main pipe (621), and the inlet ends of the air suction branch pipes (622) extend into the inside the drying oven (31), and the inlet ends of the air suction branch pipes (622) are close to the glue solution; the novel carbon black collecting device is characterized in that a conductive carbon black collecting assembly (7) is arranged at the outlet end of the air suction main pipe (621), the conductive carbon black collecting assembly (7) comprises a collecting box (71) arranged at the outlet end of the air suction main pipe (621) and a filter core (72) arranged inside the collecting box (71), the air suction main pipe (621) is communicated with the inside of the collecting box (71), and an air suction pipe (721) is communicated between the inner ring of the filter core (72) and the inlet end of the air suction fan (61).

2. The electrically conductive water-blocking yarn production facility of claim 1, wherein: the collecting box (71) is internally and fixedly provided with a vibrating screen (711), the filter element (72) is arranged on the vibrating screen (711), and the vibrating screen (711) is fixedly provided with a vibrating motor (712).

3. The electrically conductive water-blocking yarn production facility of claim 1, wherein: one side of collection box (71) bottom downward sloping, one side of collection box (71) bottom low is connected with collecting pipe (73), one end of collecting pipe (73) with collection box (71) inside intercommunication, the other end extends to the position that oven (31) one side is close to the ground, the other end of collecting pipe (73) is provided with collecting bag (731).

4. The electrically conductive water-blocking yarn production facility of claim 1, wherein: the air inlet end of the air heater (33) is connected with an air inlet pipe (34), the air inlet pipe (34) penetrates through the air suction main pipe (621), a heat exchange component (35) is arranged in the middle of the air inlet pipe (34), and the heat exchange component (35) is located inside the air suction main pipe (621).

5. The apparatus for producing electrically conductive water blocking yarn as defined in claim 4 wherein: the heat exchange assembly (35) comprises two connecting plates (351) and a plurality of heat exchange tubes (352) arranged between the two connecting plates (351), the connecting plates (351) are fixedly connected with the air inlet pipe (34), and two ends of each heat exchange tube (352) are communicated with the inside of the air inlet pipe (34).

6. The apparatus for producing electrically conductive water blocking yarn as defined in claim 5 wherein: a plurality of heat exchange sheets (353) are arranged between the two connecting plates (351), and the heat exchange tubes (352) penetrate through the heat exchange sheets (353) and are fixedly connected with the heat exchange sheets (353).