CN113873699A - Electric heating film material capable of generating heat uniformly and manufacturing method thereof - Google Patents
Electric heating film material capable of generating heat uniformly and manufacturing method thereof Download PDFInfo
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- CN113873699A CN113873699A CN202111180623.8A CN202111180623A CN113873699A CN 113873699 A CN113873699 A CN 113873699A CN 202111180623 A CN202111180623 A CN 202111180623A CN 113873699 A CN113873699 A CN 113873699A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
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- Surface Heating Bodies (AREA)
Abstract
The invention discloses an electric heating film material with uniform heating, which comprises the following raw materials: the paint comprises conductive silver powder, glass powder, a synthetic resin adhesive, graphene, acrylic resin liquid, ethanol, propylene glycol methyl ether, conductive carbon black, a dispersing agent, a K155 defoaming agent, deionized water, a V610 emulsion, conductive metal powder, W35 water-based wax, triethanolamine, a corrosion inhibitor and a K155 defoaming agent. The invention relates to the technical field of electrothermal films, the electrothermal film can be well absorbed by human bodies, the total conversion rate of effective electrothermal energy is extremely high, meanwhile, the superconductivity of a special graphene material is added, the stable heating performance can be ensured, the use of people is facilitated, meanwhile, the heat sealing device has an environment-friendly function, and toxic and harmful gases generated during the operation of the heat sealing device are purified, so that workers for manufacturing the electrothermal film are not easy to suffer from diseases of noses, throats, lungs and the like, the life health of the workers is further ensured, and the production efficiency is indirectly improved.
Description
Technical Field
The invention relates to the technical field of electrothermal films, in particular to an electrothermal film material with uniform heating and a manufacturing method thereof.
Background
The electrothermal film is divided into high temperature, low temperature electrothermal film, and the high temperature electrothermal film generally is used for electron electrical apparatus, military affairs etc. and the electrothermal film of present science and technology production, electrothermal film heating system are the point type heating system who uses radiator, air conditioner, radiator as the representative, the line formula heating system that uses heating cable as the representative, adopt the low carbon heating high-tech product of modern aerospace technology research and development in the face formula heating field.
The existing electrothermal film has short service life, poor thermal conductivity and unstable heating performance, the production process is complicated, particularly, manpower is wasted in the cutting and heat sealing processes of the protective layer, a worker needs to use a cutting knife to cut the protective layer with an area slightly larger than that of the electrothermal film into a specification suitable for heat sealing, in the operation of a factory assembly line, the long-time cutting operation easily causes aching pain of hand muscles of the worker, the cutting efficiency is influenced, the production is delayed finally, the heat sealing process of the protective layer can be obtained in the same way, toxic and harmful gas is easily generated in the heat sealing process of the protective layer, the toxic and harmful gas easily causes discomfort of the nose, the throat, the lung and the like after entering the human body, the time is long, diseases of the nose, the throat, the lung and the like are easily induced, and the life health of the worker is seriously damaged, general solution wears protective facial mask for the staff, in order to reduce the invasion of poisonous and harmful gas to the human body, however wear the gauze mask for a long time and not only influence normal breathing, and lead to facial red swelling, pruritus and anaphylaxis scheduling problem unusually, it becomes certain influence to staff's image illumination, the interchange when hindering the staff operation simultaneously, individual staff can appear even because of the suspected comparatively inconvenient reason of wearing the gauze mask, refuse to wear, do not wear or only just wear the phenomenon when dealing with the leader inspection as required, and then lead to partial staff still to be liable to the nose, diseases such as throat department and lung, consequently can't ensure staff's life health, influence production efficiency simultaneously, consequently current raw and other materials of electric heat membrane are selected, preparation method and production facility all need improve.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an electrothermal film material with uniform heating and a manufacturing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electric heating film material capable of generating heat uniformly comprises the following raw materials in parts by weight: 20-30 parts of conductive silver powder, 50-80 parts of glass powder, 30-50 parts of synthetic resin adhesive, 40-60 parts of graphene, 20-30 parts of acrylic resin liquid, 7-9 parts of ethanol, 6-8 parts of propylene glycol methyl ether, 23-25 parts of conductive carbon black, 5-8 parts of dispersing agent, 2-4 parts of K155 defoaming agent, 25-30 parts of deionized water, 10-15 parts of V610 emulsion, 10-15 parts of conductive metal powder, 5-10 parts of W35 water-based wax, 4-6 parts of triethanolamine, 2-4 parts of corrosion inhibitor and 6-8 parts of K155 defoaming agent.
A method for manufacturing an electric heating film material with uniform heating comprises the following steps:
s1, putting the acrylic resin liquid, ethanol, propylene glycol methyl ether and deionized water in parts by weight into a dispersion kettle, fully stirring, putting the conductive carbon black, the dispersing agent and the defoaming agent into the dispersion kettle, fully dispersing and uniformly stirring, transferring the dispersed material into a sand mill for grinding for 3-4 times until the fineness is below 15um, otherwise, continuing grinding until the fineness meets the requirement, transferring the ground material into the dispersion kettle, sequentially putting the deionized water, V610, the conductive metal powder, the water-based wax, triethanolamine, the corrosion inhibitor and the defoaming agent into the dispersion kettle, and fully dispersing uniformly to obtain heating slurry for later use, namely conductive carbon slurry;
s2, grinding, dispersing, filtering and mixing the conductive silver powder, the glass powder, the synthetic resin adhesive and the graphene in parts by weight to obtain heating slurry for later use;
s3, designing a graphene heating pattern, printing conductive carbon paste according to a preset pattern by using printing equipment to manufacture a film with a shielding circuit, printing the heating paste on the reverse side of the film with the shielding circuit according to the preset conductive circuit pattern by using the printing equipment, adjusting the resistance of the heating paste to meet the power design requirement according to the requirement, and printing the conductive carbon paste on the heating carbon paste according to the preset pattern by using the printing equipment;
s6, carrying out hot-pressing compounding on the metal current carrying strip, the film printed with the silver paste circuit and the heating carbon paste circuit, and the hot-melt adhesive film by using a compounding machine, wherein the metal current carrying strip is positioned in the middle of the heating carbon paste film and the pre-coated film, and the current conveying part of the metal current carrying strip is in contact with the silver paste but not in contact with the heating carbon paste;
s7, compounding the hot melt adhesive film, the metal current carrying strip and the electric heating film prepared in S6 by using a hot-pressing compound machine, wherein the metal current carrying strip is positioned between the hot melt adhesive film and the printed electromagnetic shielding layer to be manufactured into the electric heating film with the leakage current absorbing layer;
s8, connecting the electric heating film prepared in the S7 with a cold pressing terminal or a welding process according to requirements, wherein a metal current carrying strip printed with an electromagnetic shielding layer is communicated with a zero line of the power supply, and current carrying strips of heating carbon paste are respectively connected with a zero line and a live line of the power supply;
s7, attaching the upper surface and the lower surface of the electric heating film which is connected with the power supply to an insulating protective layer, connecting the insulating protective layer to the ground wire of the power supply, and finally placing the electric heating film on a heat sealing device for heat sealing.
Preferably, the heat sealing device comprises two mounting frames, two connecting rods which are symmetrical to each other are fixedly mounted between the two mounting frames, two rotating rods which are symmetrical to each other are rotatably connected to one opposite sides of the two mounting frames, butt-joint holes matched with the rotating rods are formed in one opposite sides of the two mounting frames, rollers are fixedly mounted on the outer walls of the rotating rods, a driving belt A is connected between the two rollers in a driving manner, a supporting plate is fixedly mounted on one side of one of the mounting frames, the inner wall of the driving belt A is attached to the supporting plate, driving wheels are fixedly mounted on the rotating rods, a driving belt B is connected between the two driving wheels in a driving manner, a protective shell is fixedly mounted on the other side of one of the mounting frames, a motor A is fixedly mounted inside the protective shell, one end of the rotating rods, extending into the protective shell, is fixedly connected with the driving end of the motor A, one side of the protective shell is provided with a slot matched with the rotating rod, the top parts of the two mounting frames are fixedly provided with a fixing frame, the inner bottom wall of the fixing frame is fixedly provided with an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly provided with a supporting frame, the bottom part of the supporting frame is fixedly provided with two pressing strips which are mutually symmetrical, the inside of each pressing strip is provided with a cavity, the inside of each cavity is fixedly provided with a heating rod, the top part of the supporting plate is fixedly provided with a collision strip matched with the pressing strips, the top part of the supporting plate is fixedly provided with two blades which are mutually symmetrical, the top parts of the two mounting frames are both fixedly provided with two mounting seats which are mutually symmetrical, a rotating shaft is rotatably connected between the two mounting seats on one mounting frame and the two mounting seats on the other mounting frame, and the mounting seats are provided with a through groove matched with the rotating shaft in a penetrating way, the outer wall fixed mounting of pivot has thermoplastic elastomer, the inside sliding connection who leads to the groove has the conflict piece, the recess with pivot looks adaptation is seted up to the bottom of conflict piece, fixed mounting has compression spring between the top of the interior roof that leads to the groove and conflict piece.
Preferably, the top fixed mounting of touch multitouch has the gag lever post, the gag lever post is kept away from the outside that the one end of touch multitouch extends to the mount pad, the through-hole with gag lever post looks adaptation is seted up at the top of connecting rod.
Preferably, the top of mounting bracket articulates there is the protection casing, feed inlet and discharge gate have been seted up respectively to the both sides of protection casing, the top fixed mounting of protection casing has the ventilation pipe, the one end of ventilation pipe extends to the inside of protection casing, the inner wall fixed mounting of ventilation pipe has the bracing piece, the middle part fixed mounting of bracing piece has motor B, motor B's drive end fixed mounting has a fan head, the outer wall fixed mounting of fan head has a plurality of flabellums, the inside fixed mounting of ventilation pipe has the filter screen, the middle part integrated into one piece of filter screen has the active carbon fiber filter core.
Preferably, the other end of the ventilation pipe is in threaded connection with a sealing cover, and a sealing ring is fixedly mounted on the inner top wall of the sealing cover.
Preferably, the top of the ventilation pipe is fixedly provided with two handles which are symmetrical to each other, the outer wall of each handle is fixedly provided with an anti-slip sleeve, and anti-slip particles are integrally formed on the outer surface of each anti-slip sleeve.
Preferably, two the equal fixed mounting in bottom of mounting bracket has two landing legs of mutual symmetry, the bottom fixed mounting of landing leg has the locking universal wheel.
Preferably, one side fixed mounting of mounting bracket has the fixed block, one side fixed mounting of fixed block has the handle.
Preferably, the inner wall fixed mounting of protecting crust has the fixing base, motor A fixed mounting is in one side of fixing base.
Preferably, two symmetrical placing grooves are formed in the inner wall of the butt joint hole, balls are embedded in the placing grooves, and sliding grooves matched with the balls are formed in the outer wall of the rotating rod.
Compared with the prior art, the invention has the beneficial effects that:
1. 20-30 parts of conductive silver powder, 50-80 parts of glass powder, 30-50 parts of synthetic resin adhesive, 40-60 parts of graphene, 20-30 parts of acrylic resin liquid, 7-9 parts of ethanol, 6-8 parts of propylene glycol methyl ether, 23-25 parts of conductive carbon black, 5-8 parts of dispersing agent, 2-4 parts of K155 defoaming agent, 25-30 parts of deionized water, 10-15 parts of V610 emulsion, 10-15 parts of conductive metal powder, 5-10 parts of W35 water-based wax, 4-6 parts of triethanolamine, 2-4 parts of corrosion inhibitor and 6-8 parts of K155 defoaming agent are used for preparing the electric heating film, under the condition that two end electrodes of the electric heating film are electrified, carbon molecules in the electric heating film generate phonons, ions and electrons in the resistor, heat energy is generated by mutual friction and collision (also called Brownian motion) among generated carbon molecular groups, and is uniformly radiated in a plane mode by controlling far infrared rays with the wavelength of 5-14 micrometers, the energy-saving electric heating device can be well absorbed by a human body, the total conversion rate of effective electric heating energy is extremely high, and meanwhile, the heat-generating performance can be ensured to be stable due to the superconductivity of the special graphene material, so that the energy-saving electric heating device is beneficial to use of people.
2. By arranging and starting the motor A, the upper surface and the lower surface of the electric heating film which is connected with the power supply are attached to an insulating protective layer, then the electric heating film is placed on the transmission belt A, the left roller rotates along with the driving end of the motor A through the left rotating rod, the right rotating rod rotates along with the left rotating rod through the matching use of the transmission wheel and the transmission belt B, the right roller rotates along with the right rotating rod, the electric heating film and the insulating protective layer are driven to move leftwards through the matching use of the two rollers and the transmission belt A, the electric heating film and the insulating protective layer are closely attached by utilizing the elastic reset principle of a compression spring and matching the use of the supporting plates and the thermoplastic elastomer, the electric heating film and the insulating protective layer are cut in the process that the electric heating film and the insulating protective layer move leftwards along with the transmission belt A, the heating rod is started to preheat the pressing strip, and the electric telescopic rod is started, the support frame follows electric telescopic handle's flexible end and stretches out and draws back and drive the layering and rise or descend, uses through the cooperation with conflict strip and blade, becomes a whole with the electric heat membrane of process and the insulating inoxidizing coating heat-seal after the cross cutting, realizes that insulating inoxidizing coating is to the sealed function of electric heat membrane, and then has prolonged the life of electric heat membrane.
3. By arranging and starting the motor B, a plurality of fan blades rotate along with the driving end of the motor B through the fan head, and then the airflow in the protective cover is discharged through the ventilation pipe, the airflow can pass through the filter screen and the activated carbon fiber filter element in the discharging process, the filter material structure of the filter screen is compact, the filter area is large, and the dust holding capacity is strong, the activated carbon fiber filter element is a composite depth filter consisting of cellulose and activated carbon powder, the filter element material structure with double functions of activated carbon adsorption is combined, the outer layer of the middle column of the filter element is a lining coated by a precise fiber filter material, the activated carbon fiber cloth is used for surrounding formation, when the airflow flows through the filter material, the outer deep fiber filter material structure can block pollution particles, the activated carbon in the filter cloth can remove peculiar smell, odor, sediments, pigments, volatile organic matters and organic chemical substances in the filtrate, and the innermost fiber filter material of the filter material, the electric heating film can prevent carbon powder particles and fine pollutants from flowing out, can provide final quality guarantee for filtering and complete filtering treatment, when the electric heating film is used, the fixing frame, the electric telescopic rod, the supporting frame, the pressing strip and the abutting strip are completely covered by the turnover protective cover, and the environment-friendly function of the electric heating film is realized by purifying toxic and harmful gas generated by the heat sealing device during operation, so that a worker for manufacturing the electric heating film is not easy to suffer from diseases of the nose, the throat, the lung and the like, the life health of the worker is further ensured, and the production efficiency is indirectly improved.
4. The sliding process of the abutting block in the through groove is limited by arranging the limiting rod, the position of the abutting block is prevented from deviating in the moving process, the moving stability of the abutting block is improved, the filter screen is well protected by the sealing cover, the damage of the filter screen caused by external factors is avoided, the service life of the filter screen is prolonged, the friction between fingers and the handle is improved by arranging the handle, the protective cover is convenient to turn over, the anti-slip sleeve with anti-slip particles is arranged, the phenomenon that the handle is too smooth to cause the phenomenon of hand drop in the moving process is avoided, the safety of the heat sealing device in the use process is improved, the moving and the positioning of the heat sealing device in the invention are facilitated by arranging the four locking universal wheels, the direction change in the moving process is facilitated, the direction mobility of the heat sealing device in the invention is improved, and when the whole heat sealing device in the invention is required to move, the user only need the hand hold the handle promote or stimulate can, and the moving as a whole factor of safety after holding the handle is higher, through setting up the fixing base, has made things convenient for motor A's installation, has improved the stability when motor A moves simultaneously, uses through the cooperation of standing groove, ball and spout, has reduced the frictional force between bull stick and the butt joint hole, makes mounting bracket and the difficult friction of bull stick impaired.
Drawings
FIG. 1 is a schematic view of an overall structure of an electrothermal film material with uniform heating and a manufacturing method thereof according to the present invention;
FIG. 2 is a schematic cross-sectional view of a pressing bar in an electrothermal film material with uniform heating and a method for manufacturing the electrothermal film material according to the present invention;
FIG. 3 is a schematic cross-sectional view of a protective cover of an electrothermal film material with uniform heat generation and a method for manufacturing the same according to the present invention;
FIG. 4 is a schematic cross-sectional view of a protective shell of an electrothermal film material with uniform heating and a method for manufacturing the same according to the present invention;
FIG. 5 is a schematic cross-sectional view of an installation frame of an electrothermal film material with uniform heat generation and a method for manufacturing the same according to the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 1;
fig. 7 is an enlarged view of the structure at B in fig. 1.
In the figure: 1. a mounting frame; 2. a connecting rod; 3. a rotating rod; 4. a butt joint hole; 5. a drum; 6. a transmission belt A; 7. a support plate; 8. a driving wheel; 9. a transmission belt B; 10. a protective shell; 11. a motor A; 12. a slot; 13. a fixed mount; 14. an electric telescopic rod; 15. a support frame; 16. layering; 17. a cavity; 18. a heating rod; 19. a contact bar; 20. a blade; 21. a mounting seat; 22. a through groove; 23. a rotating shaft; 24. a thermoplastic elastomer; 25. a contact block; 26. a groove; 27. a compression spring; 28. a limiting rod; 29. a protective cover; 30. a vent pipe; 31. a support bar; 32. a motor B; 33. a fan head; 34. a fan blade; 35. filtering with a screen; 36. an activated carbon fiber filter element; 37. a sealing cover; 38. a handle; 39. an anti-slip sleeve; 40. a support leg; 41. locking the universal wheel; 42. a fixed block; 43. a grip; 44. a fixed seat; 45. a placement groove; 46. a ball bearing; 47. a chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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 present invention.
The first embodiment is as follows: an electric heating film material capable of generating heat uniformly comprises the following raw materials in parts by weight: 20-30 parts of conductive silver powder, 50-80 parts of glass powder, 30-50 parts of synthetic resin adhesive, 40-60 parts of graphene, 20-30 parts of acrylic resin liquid, 7-9 parts of ethanol, 6-8 parts of propylene glycol methyl ether, 23-25 parts of conductive carbon black, 5-8 parts of dispersing agent, 2-4 parts of K155 defoaming agent, 25-30 parts of deionized water, 10-15 parts of V610 emulsion, 10-15 parts of conductive metal powder, 5-10 parts of W35 water-based wax, 4-6 parts of triethanolamine, 2-4 parts of corrosion inhibitor and 6-8 parts of K155 defoaming agent.
Referring to fig. 1 to 7, a method for manufacturing an electric heating film material with uniform heating includes the following steps:
s1, putting the acrylic resin liquid, ethanol, propylene glycol methyl ether and deionized water in parts by weight into a dispersion kettle, fully stirring, putting the conductive carbon black, the dispersing agent and the defoaming agent into the dispersion kettle, fully dispersing and uniformly stirring, transferring the dispersed material into a sand mill for grinding for 3-4 times until the fineness is below 15um, otherwise, continuing grinding until the fineness meets the requirement, transferring the ground material into the dispersion kettle, sequentially putting the deionized water, V610, the conductive metal powder, the water-based wax, triethanolamine, the corrosion inhibitor and the defoaming agent into the dispersion kettle, and fully dispersing uniformly to obtain heating slurry for later use, namely conductive carbon slurry;
s2, grinding, dispersing, filtering and mixing the conductive silver powder, the glass powder, the synthetic resin adhesive and the graphene in parts by weight to obtain heating slurry for later use;
s3, designing a graphene heating pattern, printing conductive carbon paste according to a preset pattern by using printing equipment to manufacture a film with a shielding circuit, printing the heating paste on the reverse side of the film with the shielding circuit according to the preset conductive circuit pattern by using the printing equipment, adjusting the resistance of the heating paste to meet the power design requirement according to the requirement, and printing the conductive carbon paste on the heating carbon paste according to the preset pattern by using the printing equipment;
s6, carrying out hot-pressing compounding on the metal current carrying strip, the film printed with the silver paste circuit and the heating carbon paste circuit, and the hot-melt adhesive film by using a compounding machine, wherein the metal current carrying strip is positioned in the middle of the heating carbon paste film and the pre-coated film, and the current conveying part of the metal current carrying strip is in contact with the silver paste but not in contact with the heating carbon paste;
s7, compounding the hot melt adhesive film, the metal current carrying strip and the electric heating film prepared in S6 by using a hot-pressing compound machine, wherein the metal current carrying strip is positioned between the hot melt adhesive film and the printed electromagnetic shielding layer to be manufactured into the electric heating film with the leakage current absorbing layer;
s8, connecting the electric heating film prepared in the S7 with a cold pressing terminal or a welding process according to requirements, wherein a metal current carrying strip printed with an electromagnetic shielding layer is communicated with a zero line of the power supply, and current carrying strips of heating carbon paste are respectively connected with a zero line and a live line of the power supply;
s7, attaching the upper surface and the lower surface of the electric heating film which is connected with the power supply to an insulating protective layer, connecting the insulating protective layer to the ground wire of the power supply, and finally placing the electric heating film on a heat sealing device for heat sealing.
Wherein, the heat sealing device comprises two mounting frames 1, two connecting rods 2 which are symmetrical to each other are fixedly mounted between the two mounting frames 1, one opposite side of the two mounting frames 1 is rotatably connected with two rotating rods 3 which are symmetrical to each other, one opposite side of the two mounting frames 1 is respectively provided with a butt joint hole 4 matched with the rotating rods 3, the outer wall of each rotating rod 3 is fixedly provided with a roller 5, a transmission belt A6 is connected between the two rollers 5 in a transmission manner, one side of one mounting frame 1 is fixedly provided with a supporting plate 7, the inner wall of the transmission belt A6 is attached to the supporting plate 7, a transmission wheel 8 is fixedly mounted on each rotating rod 3, a transmission belt B9 is connected between the two transmission wheels 8, the other side of one mounting frame 1 is fixedly provided with a protective shell 10, a motor A11 is fixedly mounted inside the protective shell 10, the model of the motor A11 is HG-SR52J, one end of the rotating rod 3 extending to the inside of the protective shell 10 is fixedly connected with a driving end of the motor A11, one side of the protective shell 10 is provided with a slot 12 matched with the rotating rod 3, the top parts of the two mounting frames 1 are fixedly provided with a fixing frame 13, the inner bottom wall of the fixing frame 13 is fixedly provided with an electric telescopic rod 14, the model of the electric telescopic rod 14 is ANT-35, the telescopic end of the electric telescopic rod 14 is fixedly provided with a supporting frame 15, the bottom part of the supporting frame 15 is fixedly provided with two pressing strips 16 which are mutually symmetrical, the inside of the pressing strip 16 is provided with a cavity 17, the inside of the cavity 17 is fixedly provided with a heating rod 18, the top part of the supporting plate 7 is fixedly provided with a collision strip 19 matched with the pressing strip 16, the top part of the supporting plate 7 is fixedly provided with two blades 20 which are mutually symmetrical, the top parts of the two mounting frames 1 are fixedly provided with two mounting seats 21 which are mutually symmetrical, and a rotating shaft 23 is rotatably connected between the two mounting seats 21 on one mounting frame 1 and the two mounting seats 21 on the other mounting frame 1, a through groove 22 matched with the rotating shaft 23 is formed in the mounting seat 21 in a penetrating manner, a thermoplastic elastomer 24 is fixedly mounted on the outer wall of the rotating shaft 23, a contact block 25 is connected to the inner portion of the through groove 22 in a sliding manner, a groove 26 matched with the rotating shaft 23 is formed in the bottom of the contact block 25, a compression spring 27 is fixedly mounted between the inner top wall of the through groove 22 and the top of the contact block 25, the upper surface and the lower surface of an electric heating film which is connected with a power supply are attached to an insulating protective layer, the electric heating film is placed on a driving belt A6, a motor A11 is started, a left roller 5 rotates along with the driving end of a motor A11 through a left rotating rod 3, a right rotating rod 3 rotates along with the left rotating rod 3 through the matching of a driving wheel 8 and a driving belt B9, a right roller 5 rotates along with the right rotating rod 3, and then the electric heating film and the insulating protective layer are driven to move leftwards through the matching of the two rollers 5 and the driving belt A6, through the elasticity principle of reseing and the use of cooperation backup pad 7 and thermoplastic elastomer 24 that utilizes compression spring 27, closely laminate electric heat membrane and insulating inoxidizing coating, the electric heat membrane follows the in-process that drive belt A6 moved left with insulating inoxidizing coating, the cutting of two backup pad 7 insulating inoxidizing coatings, start heating rod 18 and preheat layering 16, start electric telescopic handle 14, support frame 15 follows the flexible end of electric telescopic handle 14 and stretches out and draws back and drive layering 16 and rise or descend, use through the cooperation with conflict strip 19 and blade 20, become a whole with the electric heat membrane of process and the insulating inoxidizing coating heat-seal after the cross cutting, realize the function that insulating inoxidizing coating seals the electric heat membrane.
Wherein, conflict piece 25's top fixed mounting has gag lever post 28, and the gag lever post 28 is kept away from the one end of conflict piece 25 and is extended to the outside of mount pad 21, and the through-hole with gag lever post 28 looks adaptation is seted up at the top of connecting rod 2, through setting up gag lever post 28, and it is spacing to the sliding process of conflict piece 25 in logical groove 22, avoids the in-process position of conflict piece 25 at the removal to take place the skew, has improved the stability that conflict piece 25 removed.
Wherein, the top of the mounting rack 1 is hinged with a protective cover 29, a feed inlet and a discharge outlet are respectively arranged on two sides of the protective cover 29, a vent pipe 30 is fixedly arranged on the top of the protective cover 29, one end of the vent pipe 30 extends into the protective cover 29, a support rod 31 is fixedly arranged on the inner wall of the vent pipe 30, a motor B32 is fixedly arranged in the middle of the support rod 31, the model of the motor B32 is SY-RF370CA, a fan head 33 is fixedly arranged at the drive end of the motor B32, a plurality of fan blades 34 are fixedly arranged on the outer wall of the fan head 33, a filter screen 35 is fixedly arranged in the vent pipe 30, an activated carbon fiber filter core 36 is integrally formed in the middle of the filter screen 35, the motor B32 is arranged and started, the plurality of fan blades 34 rotate along with the drive end of the motor B32 through the fan head 33, and then the air flow in the protective cover 29 is discharged through the vent pipe 30, and the air flow can pass through the filter screen 35 and the activated carbon fiber filter core 36 in the discharging process, the filter material of the filter screen 35 has compact structure, large filtering area and strong dust holding capacity, the activated carbon fiber filter element 36 is a composite depth filter composed of cellulose and activated carbon powder, and combines with a dual-function filter element material structure of activated carbon adsorption, the outer layer of the center column of the filter element is a lining coated by a precise fiber filter material, and is formed by being surrounded by activated carbon fiber cloth, when airflow flows through the filter element, the outer layer of the depth fiber filter material structure can block pollution particles, the activated carbon in the filter cloth can remove peculiar smell, odor, sediment, pigment, volatile organic matters and organic chemical substances in filtrate, the innermost layer of the filter material fiber filter material can prevent carbon particles and fine pollutants from flowing out, the final quality guarantee and complete filtering treatment can be provided, when in use, the fixed frame 13, the electric telescopic rod 14, the support frame 15, the pressing strip 16 and the touch strip 19 are completely covered by turning the protective cover, the environment-friendly function of the invention is realized by purifying toxic and harmful gas generated by the heat sealing device during operation, so that workers who manufacture the electrothermal film are not easy to suffer from diseases of nose, throat, lung and the like, the life health of the workers is further ensured, and the production efficiency is indirectly improved.
Wherein, the other end threaded connection of ventilation pipe 30 has sealed lid 37, and the interior roof fixed mounting of sealed lid 37 has the sealing washer, carries out fine protection to filter screen 35 through sealed lid 37, avoids causing filter screen 35's damage because of external factor to filter screen 35's life has been improved.
The two handles 38 which are symmetrical to each other are fixedly mounted at the top of the ventilation pipe 30, the anti-slip sleeve 39 is fixedly mounted on the outer wall of each handle 38, anti-slip particles are integrally formed on the outer surface of the anti-slip sleeve 39, the protective cover 29 can be conveniently turned over by arranging the handles 38, the anti-slip sleeve 39 with the anti-slip particles is arranged, friction between fingers and the handles 38 is improved, the phenomenon that the handles 38 are too smooth to cause hand drop in the moving process is avoided, and therefore the safety of the heat sealing device in the use process is improved.
The bottom of each of the two mounting frames 1 is fixedly provided with two symmetrical supporting legs 40, the bottom of each supporting leg 40 is fixedly provided with a locking universal wheel 41, and the four locking universal wheels 41 are arranged, so that the heat sealing device is convenient to move and position and change direction during moving, and the direction mobility of the heat sealing device is further improved.
Wherein, one side of the mounting rack 1 is fixedly provided with a fixed block 42, and one side of the fixed block 42 is fixedly provided with a handle 43, when the heat sealing device of the invention needs to be moved integrally, a user only needs to hold the handle 43 with a hand to push or pull, and the safety coefficient of the integral movement after holding the handle 43 is higher.
Wherein, the inner wall fixed mounting of protecting crust 10 has fixing base 44, and motor A11 fixed mounting is in one side of fixing base 44, through setting up fixing base 44, has made things convenient for motor A11's installation, has improved the stability when motor A11 moves simultaneously.
Wherein, two symmetrical standing grooves 45 have been seted up to the inner wall of butt joint hole 4, and the inside of standing groove 45 is inlayed and is equipped with ball 46, and the spout 47 with ball 46 looks adaptation is seted up to the outer wall of bull stick 3, uses through standing groove 45, ball 46 and spout 47's cooperation, has reduced the frictional force between bull stick 3 and the butt joint hole 4, makes mounting bracket 1 and bull stick 3 difficult friction impaired.
The working principle is as follows: in the invention, the upper surface and the lower surface of an electric heating film which is connected with a power supply are attached with an insulating protective layer, then the electric heating film is placed on a transmission belt A6, a motor A11 is started, a left roller 5 rotates along with the driving end of a motor A11 through a left rotating rod 3, a right rotating rod 3 rotates along with the left rotating rod 3 through the matching of a transmission wheel 8 and a transmission belt B9, a right roller 5 rotates along with the right rotating rod 3, and then the electric heating film and the insulating protective layer are driven to move leftwards through the matching of the two rollers 5 and the transmission belt A6, the electric heating film and the insulating protective layer are closely attached by utilizing the elastic reset principle of a compression spring 27 and matching the use of a support plate 7 and a thermoplastic elastomer 24, the two support plates 7 cut the insulating protective layer in the process that the electric heating film and the insulating protective layer move leftwards along with the transmission belt A6, a heating rod 18 is started to preheat a pressing strip 16, starting the electric telescopic rod 14, the support frame 15 extends and retracts along with the telescopic end of the electric telescopic rod 14 to drive the pressing bar 16 to ascend or descend, the electric telescopic rod is matched with the contact strip 19 and the blade 20 for use, the electric heating film and the insulation protection layer after die cutting are thermally sealed into a whole, the function of sealing the electric heating film by the insulation protection layer is realized, through arranging and starting the motor B32, the fan blades 34 rotate along with the driving end of the motor B32 through the fan head 33, further, the airflow in the protective cover 29 is discharged through the ventilation pipe 30, the airflow can pass through the filter screen 35 and the activated carbon fiber filter element 36 in the discharging process, the filter material structure of the filter screen 35 is compact, the filter area is large, the dust capacity is strong, the activated carbon fiber filter element 36 is composite depth filtration formed by cellulose and activated carbon powder, the filter element material structure combining the double functions of activated carbon adsorption, the outer layer of the filter element is coated with a lining by a precise fiber filter material, when the filter material is formed by being surrounded by activated carbon fiber cloth, when airflow flows through the filter material, the outer deep fiber filter material structure can block pollution particles, the activated carbon in the filter cloth can remove peculiar smell, odor, precipitate, pigment, volatile organic compounds and organic chemical substances in filtrate, the innermost fiber filter material of the filter material can prevent carbon dust particles and fine pollutants from flowing out, can provide final quality guarantee and complete filtration treatment for filtration, and when the filter material is used, the fixing frame 13, the electric telescopic rod 14, the supporting frame 15, the pressing strip 16 and the abutting strip 19 are completely covered by the overturning protective cover 29, the environment-friendly function of the invention is realized by purifying toxic and harmful gas generated by the heat sealing device during operation, so that workers who manufacture the electrothermal film are not easy to suffer from diseases of nose, throat, lung and the like, the life health of the workers is further ensured, and the production efficiency is indirectly improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. An electric heating film material capable of generating heat uniformly comprises the following raw materials in parts by weight: 20-30 parts of conductive silver powder, 50-80 parts of glass powder, 30-50 parts of synthetic resin adhesive, 40-60 parts of graphene, 20-30 parts of acrylic resin liquid, 7-9 parts of ethanol, 6-8 parts of propylene glycol methyl ether, 23-25 parts of conductive carbon black, 5-8 parts of dispersing agent, 2-4 parts of K155 defoaming agent, 25-30 parts of deionized water, 10-15 parts of V610 emulsion, 10-15 parts of conductive metal powder, 5-10 parts of W35 water-based wax, 4-6 parts of triethanolamine, 2-4 parts of corrosion inhibitor and 6-8 parts of K155 defoaming agent.
2. The manufacturing method of the electric heating film material with uniform heating is characterized by comprising the following steps of:
s1, adding acrylic resin liquid, ethanol, propylene glycol methyl ether and deionized water into a dispersion kettle, fully stirring, adding conductive carbon black, a dispersing agent and a defoaming agent into the dispersion kettle, fully dispersing and uniformly stirring, transferring the dispersed material into a sand mill for grinding for 3-4 times, wherein the measured fineness is below 15 mu m, otherwise, continuing grinding until the fineness meets the requirement, transferring the ground material into the dispersion kettle, sequentially adding the deionized water, V610, conductive metal powder, water-based wax, triethanolamine, a corrosion inhibitor and the defoaming agent into the dispersion kettle, and fully dispersing uniformly to obtain heating slurry for later use, namely conductive carbon slurry;
s2, grinding, dispersing, filtering and mixing the conductive silver powder, the glass powder, the synthetic resin adhesive and the graphene to obtain heating slurry for later use;
s3, designing a graphene heating pattern, printing conductive carbon paste according to a preset pattern by using printing equipment to manufacture a film with a shielding circuit, printing the heating paste on the reverse side of the film with the shielding circuit according to the preset conductive circuit pattern by using the printing equipment, adjusting the resistance of the heating paste to meet the power design requirement according to the requirement, and printing the conductive carbon paste on the heating carbon paste according to the preset pattern by using the printing equipment;
s6, carrying out hot-pressing compounding on the metal current carrying strip, the film printed with the silver paste circuit and the heating carbon paste circuit, and the hot-melt adhesive film by using a compounding machine, wherein the metal current carrying strip is positioned in the middle of the heating carbon paste film and the pre-coated film, and the current conveying part of the metal current carrying strip is in contact with the silver paste but not in contact with the heating carbon paste;
s7, compounding the hot melt adhesive film, the metal current carrying strip and the electric heating film prepared in S6 by using a hot-pressing compound machine, wherein the metal current carrying strip is positioned between the hot melt adhesive film and the printed electromagnetic shielding layer to be manufactured into the electric heating film with the leakage current absorbing layer;
s8, connecting the electric heating film prepared in the S7 with a cold pressing terminal or a welding process according to requirements, wherein a metal current carrying strip printed with an electromagnetic shielding layer is communicated with a zero line of the power supply, and current carrying strips of heating carbon paste are respectively connected with a zero line and a live line of the power supply;
s7, attaching the upper surface and the lower surface of the electric heating film which is connected with the power supply to an insulating protective layer, connecting the insulating protective layer to the ground wire of the power supply, and finally placing the electric heating film on a heat sealing device for heat sealing.
3. The manufacturing method of the electrothermal film material with uniform heating according to claim 2, wherein the heat sealing device comprises two mounting frames (1), two symmetrical connecting rods (2) are fixedly installed between the two mounting frames (1), two symmetrical rotating rods (3) are rotatably connected to one opposite side of the two mounting frames (1), butt-joint holes (4) matched with the rotating rods (3) are respectively formed in one opposite side of the two mounting frames (1), rollers (5) are fixedly installed on the outer wall of each rotating rod (3), a driving belt A (6) is connected between the two rollers (5) in a driving manner, a supporting plate (7) is fixedly installed on one side of one mounting frame (1), the inner wall of each driving belt A (6) is attached to the corresponding supporting plate (7), and a driving wheel (8) is fixedly installed on the corresponding rotating rod (3), a transmission belt B (9) is in transmission connection between the two transmission wheels (8), a protective shell (10) is fixedly mounted on the other side of one of the mounting frames (1), a motor A (11) is fixedly mounted inside the protective shell (10), one end of one of the rotating rods (3) extending into the protective shell (10) is fixedly connected with the driving end of the motor A (11), a slot (12) matched with the rotating rod (3) is formed in one side of the protective shell (10), a fixing frame (13) is fixedly mounted at the tops of the two mounting frames (1), an electric telescopic rod (14) is fixedly mounted on the inner bottom wall of the fixing frame (13), a supporting frame (15) is fixedly mounted at the telescopic end of the electric telescopic rod (14), two mutually symmetrical pressing strips (16) are fixedly mounted at the bottom of the supporting frame (15), and a cavity (17) is formed inside the pressing strips (16), the utility model discloses a heating device, including cavity (17), top fixed mounting of backup pad (7) has contact strip (19) with layering (16) looks adaptation, the top fixed mounting of backup pad (7) has two blades (20) of mutual symmetry, two the equal fixed mounting in top of mounting bracket (1) has two mount pads (21) of mutual symmetry, one of them two mount pads (21) on mounting bracket (1) and two mount pads (21) on another mounting bracket (1) between all rotate and be connected with pivot (23), run through logical groove (22) of seting up with pivot (23) looks adaptation on mount pad (21), the outer wall fixed mounting of pivot (23) has thermoplastic elastomer (24), the inside sliding connection who leads to groove (22) has contact block (25), recess (26) with pivot (23) looks adaptation is seted up to the bottom of contact block (25), fixed mounting has compression spring (27) between the top of interior roof and the contact block (25) that supports of logical groove (22), the inner wall fixed mounting of protecting crust (10) has fixing base (44), motor A (11) fixed mounting is in one side of fixing base (44), two standing grooves (45) of mutual symmetry are seted up to the inner wall of butt joint hole (4), the inside of standing groove (45) is inlayed and is equipped with ball (46), spout (47) with ball (46) looks adaptation are seted up to the outer wall of bull stick (3).
4. The method for manufacturing the electrothermal film material with uniform heat generation according to claim 3, wherein a limiting rod (28) is fixedly mounted at the top of the contact block (25), one end of the limiting rod (28) far away from the contact block (25) extends to the outside of the mounting seat (21), and a through hole matched with the limiting rod (28) is formed at the top of the connecting rod (2).
5. The method for manufacturing an electrothermal film material with uniform heat generation according to claim 3, it is characterized in that the top of the mounting rack (1) is hinged with a protective cover (29), a feed inlet and a discharge outlet are respectively arranged on two sides of the protective cover (29), a ventilation pipe (30) is fixedly arranged on the top of the protective cover (29), one end of the ventilation pipe (30) extends into the protective cover (29), a support rod (31) is fixedly arranged on the inner wall of the ventilation pipe (30), a motor B (32) is fixedly arranged in the middle of the supporting rod (31), a fan head (33) is fixedly arranged at the driving end of the motor B (32), a plurality of fan blades (34) are fixedly arranged on the outer wall of the fan head (33), a filter screen (35) is fixedly arranged inside the ventilation pipe (30), and an activated carbon fiber filter element (36) is integrally formed in the middle of the filter screen (35).
6. The method for manufacturing an electrothermal film material generating heat uniformly according to claim 5, wherein a sealing cover (37) is screwed to the other end of the ventilation pipe (30), and a sealing ring is fixedly mounted on the inner top wall of the sealing cover (37).
7. The method for manufacturing an electrothermal film material with uniform heat generation according to claim 5, wherein two handles (38) symmetrical to each other are fixedly installed at the top of the ventilation pipe (30), an anti-slip sleeve (39) is fixedly installed on the outer wall of each handle (38), and anti-slip particles are integrally formed on the outer surface of the anti-slip sleeve (39).
8. The method for manufacturing the electrothermal film material with uniform heat generation according to claim 3, wherein two symmetrical support legs (40) are fixedly installed at the bottoms of the two mounting frames (1), and locking universal wheels (41) are fixedly installed at the bottoms of the support legs (40).
9. The method for manufacturing the electrothermal film material with uniform heating according to claim 3, wherein a fixing block (42) is fixedly installed on one side of the mounting frame (1), and a handle (43) is fixedly installed on one side of the fixing block (42).
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| CN202111180623.8A CN113873699A (en) | 2021-10-11 | 2021-10-11 | Electric heating film material capable of generating heat uniformly and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115764486A (en) * | 2022-10-08 | 2023-03-07 | 江苏天创新材料科技有限公司 | Graphite alkene electric heat diaphragm connecting wire pressure device |
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