CN115197655A

CN115197655A - Buffering sticky tape of new energy automobile group battery parcel usefulness

Info

Publication number: CN115197655A
Application number: CN202210871374.5A
Authority: CN
Inventors: 袁雅阁; 曹延娜
Original assignee: Shenzhen Runsea Electronic Co ltd
Current assignee: Shenzhen Runsea Electronic Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-10-18

Abstract

The invention discloses a buffer adhesive tape for wrapping a battery pack of a new energy automobile, which belongs to the technical field of new energy automobiles.

Description

Buffering sticky tape of new energy automobile group battery parcel usefulness

Technical Field

The invention relates to the technical field of new energy vehicles, in particular to a buffer adhesive tape for wrapping a battery pack of a new energy vehicle.

Background

The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in technical principle, new in technology and new in structure. The new energy automobile comprises four types of hybrid electric automobiles, pure electric automobiles, fuel cell electric automobiles, other new energy automobiles and the like.

The electric vehicle generally adopts a battery pack to provide a power source for the vehicle, and a plurality of batteries are connected to form the battery pack, including lithium iron phosphate batteries, ternary lithium batteries and the like. Electric automobile receives influences such as high-speed removal or striking accident for inside vibration that easily takes place leads to the group battery to receive the extrusion of external force, makes the battery take place the damage of different degrees, causes danger, greatly reduced safety in utilization, the event needs to wrap up the protection to the group battery, reduces its damage.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a buffer adhesive tape for wrapping a battery pack of a new energy automobile, when the battery pack is extruded, a bulking force reducing mechanism disperses an extrusion external force through a buffer cotton body and foam micropores to slow down extrusion impact, a friction energy absorption mechanism enables a plurality of dispersing thin rods between two connected flexible layers to rub with each other through the extrusion impact to generate heat, kinetic energy is absorbed and converted into heat energy, the heat energy is matched with the hardening of buffer fluid to dissipate the extrusion force, and meanwhile, a gas guiding and supporting mechanism absorbs the heat by means of a phase change body and changes the heat into a liquid state, two moving plates are driven to extrude an elastic arc sheet to bend upwards, air is blown into an expansion air bag to drive the expansion air bag to be in contact with the buffer cotton body to play a role in supporting and resisting pressure, and simultaneously conducts the heat to the inside of the expansion air bag to heat carbon dioxide, so that the expansion ball bag is promoted to expand, the internal structure of the buffer cotton body is increased, the bulking state is strengthened, and the impact is buffered, and the battery is protected from being damaged.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

Buffering sticky tape of new energy automobile group battery parcel usefulness, including buffering sticky tape body, buffering sticky tape body comprises basic unit, buffer layer and bond line respectively, the inside of buffer layer is equipped with fluffy force reducing mechanism and friction energy-absorbing mechanism respectively, be equipped with between fluffy force reducing mechanism and the friction energy-absorbing mechanism and dredge the air supporting mechanism, this scheme is when the group battery receives the extrusion, fluffy force reducing mechanism disperses extrusion external force through buffering cotton body and foam micropore, slow down the extrusion impact, and friction energy-absorbing mechanism makes a plurality of dispersion slender poles between two linking flexible layer rub each other through the extrusion impact, produce the heat, it converts into heat energy to absorb kinetic energy, and the sclerosis of cooperation buffer fluid, dissipate the extrusion force, dredge the air supporting mechanism simultaneously with the help of the looks variant to the absorption of heat, the phase transition is liquid, drive two movable plate extrusion elasticity arc pieces kicks upwards, make the air drum to the inflation gasbag, drive it expand to contact with the buffering cotton body, play the effect of supporting pressure, conduct heat to its inside simultaneously, make the carbon dioxide be heated expansion, increase the internal structure of buffering cotton body, strengthen the state, thereby buffering extrusion impact influences, the protection battery is not damaged.

Further, basic unit, buffer layer and bond line are for setting up from top to bottom in proper order, and fixed connection each other, the basic unit adopts polyethylene film sheet material to make, the bond line adopts fire-retardant modified acrylic acid material to make, and the basic unit of making through using polyethylene film sheet material has good stretching resistance, antidestroy power and wearability, and uses the bond line that fire-retardant modified acrylic acid material made, makes its viscidity be difficult for receiving the temperature influence, still keeps good viscidity under high temperature, has excellent long-term durability and ageing resistance and feature of environmental protection.

Further, bulk force reducing mechanism includes a plurality of buffering cotton bodies with buffer layer inner wall fixed connection, it has a plurality of foam micropores to cut on the buffering cotton body, the tensile rope of a plurality of evenly distributed of inside fixedly connected with of the cotton body of buffering, the expansion sacculus has been cup jointed to the outer end of tensile rope, and the inside packing of expansion sacculus has carbon dioxide, and bulk force reducing mechanism passes through buffering cotton body and foam micropore when the extrusion impact force, with the help of inside porous structure, can effectual dispersion extrusion impact force, slows down the impact influence of extrusion, and the carbon dioxide in the expansion sacculus drives the expansion sacculus inflation after the thermal expansion, and the inside of the cotton body of increase buffering makes it bulkier to cooperate gaseous buffering shock attenuation effect, further slows down the impact influence of extrusion.

Furthermore, the friction energy absorption mechanism comprises two linking flexible layers arranged inside the buffer layer, a buffer fluid is arranged inside the linking flexible layers, the linking flexible layers are fixedly connected with the buffer cotton body, the linking flexible layers are connected with one end of the linking flexible layers, the built-in spheres are fixedly connected with the built-in straight rods between the two built-in spheres in the vertical direction, the outer ends of the built-in straight rods are fixedly connected with a plurality of uniformly distributed dispersing thin rods, the adjacent dispersing thin rods are in mutual contact, when impact force is transmitted to the linking flexible layers by extrusion of the friction energy absorption mechanism, the inner part of the friction energy absorption mechanism is influenced by extrusion impact, the dispersing thin rods move and rub with each other to generate heat, the consumed kinetic energy is converted into heat energy to play a buffering role, meanwhile, after the buffer fluid in the two linking flexible layers which are arranged up and down is stressed, a protective layer is sequentially formed by soft hardening to resist the impact, the extrusion impact force is consumed, the extrusion impact force is not easily transmitted to the battery pack, the battery pack is protected from being damaged, and the service life of the battery pack is prolonged.

Furthermore, the buffer fluid is made of a DCLAN intelligent high polymer material, the initial state of the buffer fluid is a soft state, after the buffer fluid made of the DCLAN intelligent high polymer material is extruded and impacted, loose molecules in the buffer fluid are rapidly gathered together to enable the buffer fluid to be hardened from the soft state, meanwhile, a large number of 'hydrogen bonds' among the molecules can be temporarily separated to consume energy, so that the impact force is dissipated, and after the extrusion impact of the buffer fluid disappears, the molecules return to the loose state and become the soft state.

Furthermore, the built-in straight rod and the plurality of dispersed slender rods are in a brush-like structural design, the built-in straight rod and the dispersed slender rods are both made of high-molecular cartilage bionic materials, the built-in straight rod and the dispersed slender rods made of the high-molecular cartilage bionic materials are used, the brush-like structural design is adopted, and after the brush-like structural design is impacted, the dispersed slender rods are fully rubbed to generate heat, so that kinetic energy is converted into heat energy, and the brush-like structural design can absorb energy and damp.

Furthermore, the dredging air supporting mechanism comprises a built-in transverse cylinder arranged between a connecting flexible layer and the buffering cotton body, the built-in transverse cylinder is connected with two movable plates in a sliding manner, a flexible storage bag body is arranged between the two movable plates and the built-in transverse cylinder, a phase body is arranged in the flexible storage bag body, an elastic arc sheet is fixedly connected between the two movable plates, an expansion air bag is fixedly connected to the upper end of the built-in transverse cylinder, a conduction opening is formed between the built-in transverse cylinder and the expansion air bag in a chiseled manner, a rubber sealing sheet is fixedly connected to the inner wall of the conduction opening, heat generated by friction of the thin rod is dispersed and conducted into the flexible storage bag body, make the phase transition body absorb the heat, it risees to drive the inside temperature of built-in horizontal section of thick bamboo, and carry out the phase transition, become liquid from solid-state, take place to flow, promote two movable plates motion in opposite directions, extrusion elasticity arc piece kickup, make its inside air drum of the built-in horizontal section of thick bamboo of extrusion go into the inflation gasbag, make its inflation extend to with the cotton body contact of buffering, play the effect that supports the withstand voltage, offset the impact influence, carry the heat conduction simultaneously and to cushion in the cotton body, make carbon dioxide thermal expansion, make the inflation sacculus inflation of inflation, increase buffering cotton body inner structure, strengthen fluffy state, and cooperate gaseous buffering shock attenuation effect, further slow down the impact influence.

Furthermore, the phase change body is made of modified phase change fiber materials, the initial state of the phase change body is a solid state, a diamond powder layer is arranged at the outer end of the expansion air bag, the phase change body is combined with the fiber materials by taking the phase change materials as modifiers, the heat conduction performance of the phase change body is enhanced, heat can be absorbed quickly, phase state conversion is carried out, meanwhile, the change is reversible, phase state conversion can be carried out infinitely along with the temperature, the using effect of the phase change body is enhanced, and the arrangement of the diamond powder layer enables the expansion air bag to have a good heat conduction effect.

Furthermore, spherical grooves are formed in the upper end and the lower end of the moving plate, balls are rotatably connected to the inner portions of the spherical grooves, the outer ends of the balls are in contact with the inner wall of the built-in transverse cylinder, and the moving plate is smooth and convenient to move due to the arrangement of the balls.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) This scheme receives when the group battery extrudees, bulky power reduction mechanism passes through the cotton body of buffering and the micropore dispersion extrusion external force of foam, slow down the extrusion impact, and friction energy-absorbing mechanism makes two a plurality of dispersion thin poles that link up between the flexible layer rub each other through the extrusion impact, produce the heat, absorb kinetic energy and convert into heat energy, and cooperate the sclerosis of buffer fluid, the dissipation extrusion force, dredge the gas simultaneously and prop the mechanism and to the thermal absorption with the help of the looks variant, the phase transition is the liquid, drive two movable plate extrusion elasticity arcs bending upwards, make the air drum go into the inflation gasbag, it expands to contact with the cotton body of buffering to drive it, play the effect of supporting the butt pressure, conduct heat to its inside simultaneously, make carbon dioxide thermal expansion, impel the inflation sacculus inflation, increase the cotton body inner structure of buffering, strengthen the state, thereby the impact influence of buffering extrusion, the protection battery does not receive the damage.

(2) The base layer, the buffer layer and the bonding layer are sequentially arranged from top to bottom and are fixedly connected with one another, the base layer is made of a polyethylene film sheet material, the bonding layer is made of a flame-retardant modified acrylic acid material, the base layer made of the polyethylene film sheet material has good tensile resistance, damage resistance and abrasion resistance, the bonding layer made of the flame-retardant modified acrylic acid material is used, the viscosity of the bonding layer is not easily influenced by temperature, the bonding layer still keeps good viscosity at high temperature, and the bonding layer has excellent long-term durability, aging resistance and environmental friendliness.

(3) Bulk reducing mechanism includes a plurality of buffering cotton bodies with buffer layer inner wall fixed connection, it has a plurality of foam micropores to cut on the buffering cotton body, the cotton body's of buffering a plurality of evenly distributed's of inside fixedly connected with pulling force rope, the expansion sacculus has been cup jointed to the outer end of pulling force rope, and the inside packing of expansion sacculus has carbon dioxide, bulk reducing mechanism passes through buffering cotton body and foam micropore when the extrusion impact force, with the help of inside porous structure, can effectual dispersion extrusion impact force, slow down the extrusion impact influence, and the carbon dioxide in the expansion sacculus is after the thermal expansion, drive the expansion sacculus inflation, increase the inside of buffering cotton body, make it bulkier, and the buffering shock attenuation effect of cooperation gas, further slow down the extrusion impact influence.

(4) The friction energy-absorbing mechanism comprises two linking flexible layers arranged inside a buffer layer, buffer fluid is arranged inside the linking flexible layers, the linking flexible layers positioned on the upper side are fixedly connected with a buffer cotton body, one end of each of the two linking flexible layers is fixedly connected with a plurality of uniformly distributed built-in spheres, a built-in straight rod is fixedly connected between the two built-in spheres in the vertical direction, the outer end of the built-in straight rod is fixedly connected with a plurality of uniformly distributed dispersion thin rods, the adjacent dispersion thin rods are in mutual contact, when extrusion impact force is transmitted to the linking flexible layers, the friction energy-absorbing mechanism is internally influenced by extrusion impact, the dispersion thin rods move and rub with each other to generate heat, the consumed kinetic energy is converted into heat energy to play a buffering role, meanwhile, after the buffer fluid in the two linking flexible layers which are arranged up and down is stressed, the buffer fluid is hardened by soft, a protective layer is sequentially formed to resist the impact, the extrusion impact force is consumed, the extrusion impact force is not easily transmitted to a battery pack, the battery pack is protected from being damaged, and the service life of the battery pack is prolonged.

(5) The buffer fluid is made of DCLAN intelligent high polymer materials, the initial state of the buffer fluid is a soft state, the buffer fluid made of the DCLAN intelligent high polymer materials is extruded and impacted, loose molecules in the buffer fluid are rapidly gathered together to enable the buffer fluid to be hardened from the soft state, meanwhile, a large number of hydrogen bonds among the molecules can be temporarily separated to consume energy, so that impact force is dissipated, and the molecules are restored to the loose state and changed into the soft state after the extrusion impact disappears.

(6) For imitative brush structural design between built-in straight-bar and a plurality of dispersion slender poles, built-in straight-bar and dispersion slender pole all adopt polymer cartilage bionic material to make, built-in straight-bar and dispersion slender pole through using polymer cartilage bionic material to adopt imitative brush structural design, receive the impact after, make a plurality of dispersion slender poles fully rub, produce the heat, thereby make it convert kinetic energy into heat energy, the energy-absorbing shock attenuation.

(7) The dredging air supporting mechanism comprises a built-in transverse cylinder arranged between a linking flexible layer and a buffering cotton body, two movable plates are slidably connected inside the built-in transverse cylinder, a flexible storage bag body is arranged between the two movable plates and the built-in transverse cylinder, a phase change body is arranged inside the flexible storage bag body, an elastic arc sheet is fixedly connected between the two movable plates, an expansion air bag is fixedly connected to the upper end of the built-in transverse cylinder, a conduction opening is formed between the built-in transverse cylinder and the expansion air bag in a chiseled mode, a rubber sealing sheet is fixedly connected to the inner wall of the conduction opening, heat generated by friction of a thin rod is dispersed and conducted into the flexible storage bag body, the phase change body absorbs heat, the temperature inside the built-in transverse cylinder is driven to rise, phase change is carried out, the phase change is changed from solid to liquid, flowing occurs, the two movable plates are pushed to move in opposite directions, the elastic arc sheet is extruded to bend upwards, the elastic arc sheet is extruded into the expansion air bag, the expansion air sheet is expanded to extend to be in contact with the buffering cotton body, the supporting and resisting effect is counteracted, impact is counteracted, the heat conducted into the buffering cotton body, the expansion ball bag, the buffering cotton body, the internal structure is enhanced, the buffering effect is further alleviated, and the buffering effect of buffering gas is further reduced.

(8) The phase change body is made of a modified phase change fiber material, the initial state of the phase change body is a solid state, the outer end of the expansion air bag is provided with a diamond powder layer, the phase change body is combined with the fiber material by taking the phase change material as a modifier, the heat conduction performance of the phase change body is enhanced, heat can be absorbed quickly, phase state conversion is carried out, meanwhile, the change of the phase change body is reversible, phase state conversion can be carried out infinitely along with the temperature, the using effect of the phase change body is enhanced, and the arrangement of the diamond powder layer enables the expansion air bag to have a good heat conduction effect.

(9) Spherical grooves are formed in the upper end and the lower end of the moving plate, balls are connected to the inner portions of the spherical grooves in a rotating mode, the outer ends of the balls are in contact with the inner wall of the built-in transverse cylinder, and the moving plate is more smooth and convenient to move due to the arrangement of the balls.

Drawings

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

FIG. 2 is a schematic overall sectional structure of the present invention;

FIG. 3 is a schematic structural view of a bulking force-reducing mechanism and a dredging air supporting mechanism according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 5 is an enlarged view of the structure at B in FIG. 3;

FIG. 6 is a schematic perspective view of the buffering cotton body according to the present invention;

FIG. 7 is a schematic view of a friction energy absorbing mechanism according to the present invention in a partial cross-sectional configuration;

FIG. 8 is a schematic perspective view of the internal straight rod and the dispersing thin rod of the present invention;

fig. 9 is a schematic partial perspective view of a built-in straight rod and a dispersion slender rod according to the present invention.

The reference numbers in the figures illustrate:

100. a buffer tape body; 200. a base layer; 300. a buffer layer; 400. an adhesive layer; 500. a bulking force-reducing mechanism; 501. a cushioning cotton body; 502. foam micropores; 503. inflating the balloon; 504. a tension rope; 600. a friction energy absorption mechanism; 601. joining the flexible layers; 602. a ball is arranged inside; 603. a straight rod is arranged inside; 604. dispersing the thin rods; 605. a buffer fluid; 700. a dredging gas support mechanism; 701. a transverse cylinder is arranged inside; 702. a flexible reservoir bladder; 703. a phase variant; 704. moving the plate; 7041. a ball bearing; 705. an elastic arc piece; 706. inflating the air bag; 707. a conduction port; 708. and (6) a rubber sealing sheet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

The embodiment is as follows:

referring to fig. 1-9, a buffer tape for wrapping a battery pack of a new energy vehicle includes a buffer tape body 100, the buffer tape body 100 is composed of a base layer 200, a buffer layer 300 and an adhesive layer 400, a bulking force-reducing mechanism 500 and a friction energy-absorbing mechanism 600 are respectively disposed inside the buffer layer 300, and a dredging air supporting mechanism 700 is disposed between the bulking force-reducing mechanism 500 and the friction energy-absorbing mechanism 600, when the battery pack is squeezed, the bulking force-reducing mechanism 500 disperses a squeezing external force through a buffer cotton body 501 and foam micropores 502 to slow down a squeezing impact, and the friction energy-absorbing mechanism 600 causes a plurality of dispersing thin rods 604 between two connected flexible layers 601 to rub against each other through the squeezing impact to generate heat, absorb kinetic energy and convert the energy into heat energy, and cooperate with the hardening of a buffer fluid to dissipate the squeezing force, and the dredging air supporting mechanism 700 absorbs the heat through a phase change of a phase change into a liquid state by a phase change of the two moving plates 704 to squeeze an elastic arc sheet 705, so that air is blown into an expansion air in an expansion air bag 706 to drive the expansion to contact with the buffer cotton body 501, thereby supporting the pressure, and expanding carbon dioxide to increase the internal state of the buffer cotton body 605, thereby protecting the internal structure 501 from being damaged by the impact, and preventing the internal impact of the buffer battery pack from being damaged.

Referring to fig. 2, the base layer 200, the buffer layer 300, and the adhesive layer 400 are sequentially disposed from top to bottom and fixedly connected to each other, the base layer 200 is made of a polyethylene film material, the adhesive layer 400 is made of a flame retardant modified acrylic material, the base layer 200 made of the polyethylene film material has good tensile strength, collapse resistance, and abrasion resistance, and the adhesive layer 400 made of the flame retardant modified acrylic material makes the viscosity thereof not easily affected by temperature, maintains good viscosity at high temperature, and has excellent long-term durability, aging resistance, and environmental protection.

Referring to fig. 3 and 6, the bulking force-reducing mechanism 500 includes a plurality of buffering cotton bodies 501 fixedly connected to the inner wall of the buffering layer 300, a plurality of foam micro-holes 502 are cut on the buffering cotton bodies 501, a plurality of evenly distributed tension ropes 504 are fixedly connected to the inside of the buffering cotton bodies 501, the outer ends of the tension ropes 504 are sleeved with the expansion balloons 503, and carbon dioxide is filled in the expansion balloons 503, when the bulking force-reducing mechanism 500 extrudes impact force through the buffering cotton bodies 501 and the foam micro-holes 502, the internal porous structure can effectively disperse the extrusion impact force and reduce the impact of extrusion, and after the carbon dioxide in the expansion balloons 503 is heated and expanded, the expansion balloons 503 are driven to expand to increase the inside of the buffering cotton bodies 501, so that the buffering cotton bodies are bulkier, and the impact-reducing effect of gas is matched to further reduce the impact of extrusion.

Referring to fig. 2 and 7-9, the friction energy absorbing mechanism 600 includes two joining flexible layers 601 installed inside the buffer layer 300, a buffer fluid 605 is installed inside the joining flexible layers 601, the joining flexible layer 601 located on the upper side is fixedly connected to the buffer cotton 501, one end of the two joining flexible layers 601 connected to each other is fixedly connected to a plurality of uniformly distributed built-in spheres 602, a built-in straight rod 603 is fixedly connected between the two built-in spheres 602 in the vertical direction, an outer end of the built-in straight rod 603 is fixedly connected to a plurality of uniformly distributed dispersing thin rods 604, and the adjacent dispersing thin rods 604 are in contact with each other, when the extrusion impact force is transmitted to the joining flexible layers 601, the inner portion of the friction energy absorbing mechanism 600 is influenced by the extrusion impact, the plurality of dispersing thin rods 604 move and rub against each other to generate heat, so that the energy is consumed and converted into heat energy to play a role of buffering, and at the same time, after the buffer fluid 605 in the two flexible layers 601 arranged up and down is subjected to the force, the buffer fluid hardens, a layer of the protection layer is formed in sequence, so that the extrusion impact force is consumed, the extrusion impact is not easily transmitted to the battery pack, thereby protecting the battery pack from being damaged, and prolonging the service life of the battery pack.

Referring to fig. 7-9, a buffer fluid 605 is made of DCLAN smart polymer material, the initial state of the buffer fluid 605 is soft, the buffer fluid 605 made of DCLAN smart polymer material is squeezed and impacted, the molecules inside the buffer fluid 605 are rapidly gathered together, so that the buffer fluid 605 is made from soft to hard, meanwhile, a large number of hydrogen bonds between the molecules can be temporarily separated, energy is consumed, and impact force is dissipated, and the molecules of the buffer fluid 605 return to the loose state after the squeeze and impact disappears, so that the buffer fluid becomes soft, a hair-like brush structure design is adopted between a built-in straight rod 603 and a plurality of dispersion thin rods 604, the built-in straight rod 603 and the dispersion thin rods 604 are both made of polymer cartilage bionic material, and the built-in straight rod 603 and the dispersion thin rods 604 made of polymer cartilage bionic material are adopted, and the hair-like brush structure design is adopted, so that the plurality of dispersion thin rods 604 are sufficiently rubbed to generate heat after being impacted, so that kinetic energy is converted into heat energy, and the energy is absorbed and absorbed.

Referring to fig. 3-5, the dredging air supporting mechanism 700 includes an internal horizontal cylinder 701 installed between the flexible layer 601 and the buffering cotton 501, the internal of the internal horizontal cylinder 701 is slidably connected with two moving plates 704, a flexible storage bladder 702 is installed between the two moving plates 704 and the internal horizontal cylinder 701, a deformable body 703 is disposed inside the flexible storage bladder 702, an elastic arc 705 is fixedly connected between the two moving plates 704, an inflatable air bag 706 is fixedly connected to the upper end of the internal horizontal cylinder 701, a conducting opening 707 is drilled between the internal horizontal cylinder 701 and the inflatable air bag 706, a rubber sealing sheet 708 is fixedly connected to the inner wall of the conducting opening 707, heat generated by friction of the thin rod 604 is dispersed and conducted into the flexible storage bladder 702, so that the deformable body absorbs heat, the internal temperature of the internal horizontal cylinder 701 rises, the phase changes from solid to liquid, the solid state flows, the two moving plates 704 are pushed to move, the elastic arc 705 bends upward to extrude the air inside the internal horizontal cylinder 701 into the inflatable air bag 706, the inflatable air bag 703 expands to contact with the buffering cotton 501, the buffering cotton 501 is supported, the pressure is counteracted, the buffering cotton 501, the impact of the buffering cotton is further reduced, and the impact of the buffering cotton 501 is further increased, the impact of the buffering cotton is reduced, and the expansion is further increased.

Referring to fig. 3-4, the phase change body 703 is made of a modified phase change fiber material, the initial state of the phase change body 703 is a solid state, a diamond powder layer is disposed at the outer end of the expansion bladder 706, the phase change body 703 combines with the fiber material by using the phase change material as a modifier to enhance the heat conductivity of the phase change body 703, can rapidly absorb heat to perform phase-state conversion, and is reversible in change, and can perform phase-state conversion infinitely along with temperature to enhance the use effect of the phase change body, the arrangement of the diamond powder layer enables the expansion bladder 706 to have a good heat conductivity effect, spherical grooves are drilled at the upper and lower ends of the moving plate 704, and are rotatably connected with balls 7041 inside the spherical grooves, the outer ends of the balls 7041 contact with the inner wall of the built-in transverse cylinder 701, and the movement of the moving plate 704 is smoother through the arrangement of the balls 7041.

In the invention, when the battery pack is subjected to extrusion impact, the extrusion impact force is transmitted to the buffer layer 300 through the base layer 200, when the battery pack acts on the buffer layer 300, the buffer cotton body 501 inside the battery pack is matched with the foam micropores 502 to disperse the extrusion impact force by utilizing the porous structure thereof, so as to slow down the impact influence, and when the extrusion impact is transmitted to the two connected flexible layers 601, the plurality of dispersed thin rods 604 inside the battery pack move under the impact action, rub with each other to generate heat, so as to absorb impact kinetic energy and convert the impact energy into heat energy, and simultaneously, the buffer fluid 605 inside the two connected flexible layers 601 arranged up and down is softened and hardened under the impact action to form two protective layers arranged up and down, so as to resist the impact force and consume the impact force, and the generated heat is transmitted into the flexible storage bag body 702, so that the phase change body absorbs the heat, so as to drive the internal temperature of the built-in transverse cylinder 701 to rise, and change from a solid state to a liquid state, so as to flow, so as to push the two movable plates 704 to move oppositely, so as to extrude the arc pieces 705 to bend upwards, so that the air inside the expansion of the extrusion impact energy is blown into the expansion air in the expansion airbag 706, so as to further to reduce the impact energy, thereby, further reduce the impact effect of the impact of the battery, and protect the battery, so as to increase the impact of the battery, and further to increase the impact of the battery, so as to increase the impact of the battery, thereby to the battery, and further to protect the battery pack, and to protect the battery pack, thereby to protect the battery pack, and further protect the battery pack, thereby, and further protect the battery pack.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.

Claims

1. Buffering sticky tape of new energy automobile group battery parcel usefulness, including buffering sticky tape body (100), its characterized in that: the cushion adhesive tape body (100) is composed of a base layer (200), a buffer layer (300) and an adhesive layer (400) respectively, a bulking force reducing mechanism (500) and a friction energy absorption mechanism (600) are arranged inside the buffer layer (300) respectively, and a dredging air supporting mechanism (700) is arranged between the bulking force reducing mechanism (500) and the friction energy absorption mechanism (600).

2. The buffer adhesive tape for wrapping the battery pack of the new energy automobile according to claim 1, wherein: basic unit (200), buffer layer (300) and adhesive layer (400) are for setting up from top to bottom in proper order, and fixed connection each other, basic unit (200) adopt polyethylene diaphragm material to make, adhesive layer (400) adopt fire-retardant modified acrylic acid material to make.

3. The buffer adhesive tape for wrapping the battery pack of the new energy automobile according to claim 1, wherein: fluffy power reduction mechanism (500) include with buffer layer (300) inner wall fixed connection's a plurality of buffering cotton (501), it has a plurality of foam micropores (502) to cut on buffering cotton (501), the inside fixedly connected with a plurality of evenly distributed's of buffering cotton (501) pulling force rope (504), the outer end of pulling force rope (504) has cup jointed expansion sacculus (503), and the inside packing of expansion sacculus (503) has carbon dioxide.

4. The buffer adhesive tape for wrapping the new energy automobile battery pack according to claim 3, wherein: friction energy-absorbing mechanism (600) is including installing two linking flexible layer (601) at buffer layer (300) inside, the inside of linking flexible layer (601) is equipped with buffer fluid (605), is located the upside link up flexible layer (601) and buffering cotton body (501) fixed connection, two link up the equal fixedly connected with of one end of flexible layer (601) interconnect's a plurality of evenly distributed's built-in spheroid (602), and fixedly connected with between two built-in spheroid (602) on the vertical side has built-in straight-bar (603), the outer end fixedly connected with of built-in straight-bar (603) has a plurality of evenly distributed's dispersion slender pole (604), and adjacent a plurality of dispersion slender pole (604) contact each other.

5. The buffer adhesive tape for wrapping the new energy automobile battery pack according to claim 4, wherein: the buffer fluid (605) is made of DCLAN intelligent high polymer material, and the initial state of the buffer fluid (605) is a soft state.

6. The buffer adhesive tape for wrapping the new energy automobile battery pack according to claim 4, wherein: the inner straight rod (603) and the plurality of the dispersed thin rods (604) are designed in a brush-like structure, and the inner straight rod (603) and the dispersed thin rods (604) are both made of high molecular cartilage bionic materials.

7. The buffer adhesive tape for wrapping the new energy automobile battery pack according to claim 4, wherein: dredge gas strut mechanism (700) including installing built-in horizontal section of thick bamboo (701) between linking up flexible layer (601) and the buffering cotton body (501), the inside sliding connection of built-in horizontal section of thick bamboo (701) has two movable plates (704), and installs flexible storage utricule (702) between two movable plates (704) and built-in horizontal section of thick bamboo (701), the inside of flexible storage utricule (702) is equipped with looks variant (703), two fixedly connected with elasticity arc piece (705) between movable plate (704), the upper end fixedly connected with inflation gasbag (706) of built-in horizontal section of thick bamboo (701), and cut open between built-in horizontal section of thick bamboo (701) and inflation gasbag (706) and have conduction mouth (707), the inner wall fixedly connected with rubber packing (708) of conduction mouth (707).

8. The buffer adhesive tape for wrapping the new energy automobile battery pack according to claim 7, wherein: the phase change body (703) is made of a modified phase change fiber material, the initial state of the phase change body (703) is a solid state, and the outer end of the expansion air bag (706) is provided with a diamond powder layer.

9. The buffer adhesive tape for wrapping the new energy automobile battery pack according to claim 7, wherein: spherical grooves are formed in the upper end and the lower end of the moving plate (704), balls (7041) are rotatably connected to the inner portions of the spherical grooves, and the outer ends of the balls (7041) are in contact with the inner wall of the built-in transverse cylinder (701).